Attachment 145318 Details for Bug 111601 – semi-full log of stacktraces at the point of `return -EINTR`

semi-full log of stacktraces at the point of `return -EINTR`

blah2.log (text/plain), 100.15 KB, created by Dq8CokMHloQZw on 2019-09-10 10:36:19 UTC

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Creator: Dq8CokMHloQZw

Created: 2019-09-10 10:36:19 UTC

Size: 100.15 KB

patch

obsolete

>$ crash_kernel_read 
>Not already root, re-executing myself as root by using sudo(required!)...
>
>/usr/bin/makedumpfile is owned by makedumpfile 1.6.5-1
>crash "/usr/lib/modules/$(uname -r)/build/vmlinux" "$getlatestdumpfile"
>++ uname -r
>+ crash /usr/lib/modules/5.3.0-rc8-gf74c2bb98776/build/vmlinux /var/crash/crashdump-2019-09-10-12_25_06
>
>crash 7.2.6
>Copyright (C) 2002-2019  Red Hat, Inc.
>Copyright (C) 2004, 2005, 2006, 2010  IBM Corporation
>Copyright (C) 1999-2006  Hewlett-Packard Co
>Copyright (C) 2005, 2006, 2011, 2012  Fujitsu Limited
>Copyright (C) 2006, 2007  VA Linux Systems Japan K.K.
>Copyright (C) 2005, 2011  NEC Corporation
>Copyright (C) 1999, 2002, 2007  Silicon Graphics, Inc.
>Copyright (C) 1999, 2000, 2001, 2002  Mission Critical Linux, Inc.
>This program is free software, covered by the GNU General Public License,
>and you are welcome to change it and/or distribute copies of it under
>certain conditions.  Enter "help copying" to see the conditions.
>This program has absolutely no warranty.  Enter "help warranty" for details.
> 
>GNU gdb (GDB) 7.6
>Copyright (C) 2013 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "x86_64-unknown-linux-gnu"...
>
>WARNING: kernel relocated [176MB]: patching 77485 gdb minimal_symbol values
>
>      KERNEL: /usr/lib/modules/5.3.0-rc8-gf74c2bb98776/build/vmlinux   
>    DUMPFILE: /var/crash/crashdump-2019-09-10-12_25_06  [PARTIAL DUMP]
>        CPUS: 12
>        DATE: Tue Sep 10 12:25:01 2019
>      UPTIME: 00:02:36
>LOAD AVERAGE: 0.63, 0.17, 0.05
>       TASKS: 399
>    NODENAME: i87k
>     RELEASE: 5.3.0-rc8-gf74c2bb98776
>     VERSION: #56 SMP Tue Sep 10 12:16:51 CEST 2019
>     MACHINE: x86_64  (3700 Mhz)
>      MEMORY: 31.9 GB
>       PANIC: "Kernel panic - not syncing: sysrq triggered crash"
>         PID: 0
>     COMMAND: "swapper/8"
>        TASK: ffff94deaa7a5ac0  (1 of 12)  [THREAD_INFO: ffff94deaa7a5ac0]
>         CPU: 8
>       STATE: TASK_RUNNING (PANIC)
>
>crash> bt -a
>PID: 0      TASK: ffffffff8d0114c0  CPU: 0   COMMAND: "swapper/0"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa790000  CPU: 1   COMMAND: "swapper/1"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa791e40  CPU: 2   COMMAND: "swapper/2"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa793c80  CPU: 3   COMMAND: "swapper/3"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa795ac0  CPU: 4   COMMAND: "swapper/4"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a0000  CPU: 5   COMMAND: "swapper/5"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a1e40  CPU: 6   COMMAND: "swapper/6"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a3c80  CPU: 7   COMMAND: "swapper/7"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a5ac0  CPU: 8   COMMAND: "swapper/8"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a8000  CPU: 9   COMMAND: "swapper/9"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 2178   TASK: ffff94de47653c80  CPU: 10  COMMAND: "sh"
> #0 [ffffaf06082f7ee8] crash_nmi_callback at ffffffff8c02c5e6
> #1 [ffffaf06082f7ef0] nmi_handle at ffffffff8c012eb4
> #2 [ffffaf06082f7f28] do_nmi at ffffffff8c013064
> #3 [ffffaf06082f7f50] nmi at ffffffff8c80129e
>    RIP: 00007539f603549e  RSP: 00007fffb9f2e618  RFLAGS: 00000202
>    RAX: 0000000000000000  RBX: 00005728aa85fa48  RCX: 00000000ffbfff00
>    RDX: 0000000000000008  RSI: 00005728aa85fdc8  RDI: 00005728aa871748
>    RBP: 00007fffb9f2e660   R8: 00005728aa85c920   R9: 0000000000000001
>    R10: 0000000000000009  R11: 00005728aa871710  R12: 00005728aa871748
>    R13: 00005728aa871710  R14: 00005728aa871751  R15: 00005728aa85fd90
>    ORIG_RAX: ffffffffffffffff  CS: 0033  SS: 002b
>
>PID: 0      TASK: ffff94deaa7abc80  CPU: 11  COMMAND: "swapper/11"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>crash> bt -T
>PID: 0      TASK: ffff94deaa7a5ac0  CPU: 8   COMMAND: "swapper/8"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>crash> bt -T -a
>PID: 0      TASK: ffffffff8d0114c0  CPU: 0   COMMAND: "swapper/0"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa790000  CPU: 1   COMMAND: "swapper/1"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa791e40  CPU: 2   COMMAND: "swapper/2"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa793c80  CPU: 3   COMMAND: "swapper/3"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa795ac0  CPU: 4   COMMAND: "swapper/4"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a0000  CPU: 5   COMMAND: "swapper/5"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a1e40  CPU: 6   COMMAND: "swapper/6"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a3c80  CPU: 7   COMMAND: "swapper/7"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a5ac0  CPU: 8   COMMAND: "swapper/8"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 0      TASK: ffff94deaa7a8000  CPU: 9   COMMAND: "swapper/9"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>
>PID: 2178   TASK: ffff94de47653c80  CPU: 10  COMMAND: "sh"
>  [ffffaf06082f7968] prep_new_page at ffffffff8c1d490f
>  [ffffaf06082f7978] get_page_from_freelist at ffffffff8c1d7770
>  [ffffaf06082f79d8] xas_load at ffffffff8c7ed015
>  [ffffaf06082f7a20] pagecache_get_page at ffffffff8c18e2b3
>  [ffffaf06082f7ab0] __alloc_pages_nodemask at ffffffff8c1d8c5e
>  [ffffaf06082f7ad8] get_page_from_freelist at ffffffff8c1d7770
>  [ffffaf06082f7b08] mem_cgroup_try_charge at ffffffff8c20d3ed
>  [ffffaf06082f7b10] mem_cgroup_throttle_swaprate at ffffffff8c1e2a50
>  [ffffaf06082f7b48] prep_new_page at ffffffff8c1d490f
>  [ffffaf06082f7bd0] lookup_fast at ffffffff8c2268d5
>  [ffffaf06082f7c08] prep_new_page at ffffffff8c1d490f
>  [ffffaf06082f7c18] get_page_from_freelist at ffffffff8c1d7770
>  [ffffaf06082f7ca8] xas_load at ffffffff8c7ed015
>  [ffffaf06082f7d20] release_pages at ffffffff8c199236
>  [ffffaf06082f7d30] append_elf_note at ffffffff8c124fc9
>  [ffffaf06082f7d68] crash_save_cpu at ffffffff8c126637
>  [ffffaf06082f7ec8] clear_local_APIC at ffffffff8c02fc8a
>  [ffffaf06082f7ee0] disable_local_APIC at ffffffff8c02fcc8
>  [ffffaf06082f7ee8] crash_nmi_callback at ffffffff8c02c5e6
>  [ffffaf06082f7ef0] nmi_handle at ffffffff8c012eb4
>  [ffffaf06082f7f28] do_nmi at ffffffff8c013064
>  [ffffaf06082f7f50] nmi at ffffffff8c80129e
>    RIP: 00007539f603549e  RSP: 00007fffb9f2e618  RFLAGS: 00000202
>    RAX: 0000000000000000  RBX: 00005728aa85fa48  RCX: 00000000ffbfff00
>    RDX: 0000000000000008  RSI: 00005728aa85fdc8  RDI: 00005728aa871748
>    RBP: 00007fffb9f2e660   R8: 00005728aa85c920   R9: 0000000000000001
>    R10: 0000000000000009  R11: 00005728aa871710  R12: 00005728aa871748
>    R13: 00005728aa871710  R14: 00005728aa871751  R15: 00005728aa85fd90
>    ORIG_RAX: ffffffffffffffff  CS: 0033  SS: 002b
>
>PID: 0      TASK: ffff94deaa7abc80  CPU: 11  COMMAND: "swapper/11"
>bt: invalid size request: 0  type: "stack contents"
>bt: read of stack at 0 failed
>crash> dmesg
>[    0.000000] Linux version 5.3.0-rc8-gf74c2bb98776 (user@i87k) (gcc version 9.1.0 (GCC)) #56 SMP Tue Sep 10 12:16:51 CEST 2019
>[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-linux-git root=UUID=2b8b9ab8-7ac5-4586-aa42-d7ffb12de92a rw root_trim=yes rd.luks.allow-discards rd.luks.options=discard ipv6.disable=1 ipv6.disable_ipv6=1 ipv6.autoconf=0 loglevel=15 log_buf_len=16M ignore_loglevel printk.always_kmsg_dump=y printk.time=y printk.devkmsg=on mminit_loglevel=4 memory_corruption_check=1 fbcon=scrollback:4096k fbcon=font:ProFont6x11 net.ifnames=0 nolvm dobtrfs console=tty1 earlyprintk=vga audit=0 systemd.log_target=kmsg systemd.journald.forward_to_console=1 enforcing=0 udev.children-max=1256 rd.udev.children-max=1256 nohz=on oops=panic crashkernel=1024M panic=0 page_poison=1 psi=1 sysrq_always_enabled random.trust_cpu=off logo.nologo lpj=0 mce=bootlog reboot=force,cold noexec=on nohibernate scsi_mod.use_blk_mq=1 consoleblank=120 mitigations=off nospectre_v1 nospectre_v2 spectre_v2=off nospec_store_bypass_disable kvm-intel.vmentry_l1d_flush=never l1tf=off nopti pti=off no_stf_barrier noibrs noibpb ssbd=force-off spectre_v2_user=off noretpoline mds=off rd.log=all noefi cpuidle.governor=menu zram.num_devices=3 zswap.enabled=0 zswap.same_filled_pages_enabled=1 zswap.compressor=zstd zswap.max_pool_percent=40 zswap.zpool=z3fold vsyscall=none i915.enable_fbc=1 i915.verbose_state_checks=1 i915.enable_hangcheck=1 i915.error_capture=1
>[    0.000000] KERNEL supported cpus:
>[    0.000000]   Intel GenuineIntel
>
>...
>
>[  136.205806] sysrq: Emergency Sync
>[  136.207962] Emergency Sync complete
>[  137.489744] gpg-agent[1101]: handler 0x72210a541700 for fd 10 started
>[  137.543163] gpg-agent[1101]: handler 0x72210a541700 for fd 10 terminated
>[  139.767370] sudo[1785]:     user : TTY=pts/7 ; PWD=/home/user ; USER=root ; COMMAND=/usr/bin/iotop -d 5 -o -b
>[  139.767737] sudo[1785]: pam_unix(sudo:session): session opened for user root by (uid=0)
>[  142.963817] sysrq: Emergency Sync
>[  142.966731] Emergency Sync complete
>[  144.018808] sudo[1790]:     user : TTY=pts/4 ; PWD=/home/user ; USER=root ; COMMAND=/usr/bin/swapoff -a
>[  144.019021] sudo[1790]: pam_unix(sudo:session): session opened for user root by (uid=0)
>[  144.020060] sudo[1790]: pam_unix(sudo:session): session closed for user root
>[  144.117257] sudo[1924]:     user : TTY=pts/4 ; PWD=/home/user ; USER=root ; COMMAND=/usr/bin/sysctl -w vm.oom_dump_tasks=0
>[  144.117809] sudo[1924]: pam_unix(sudo:session): session opened for user root by (uid=0)
>[  144.119097] sudo[1924]: pam_unix(sudo:session): session closed for user root
>[  152.419811] sysrq: Emergency Sync
>[  152.421486] Emergency Sync complete
>[  153.587808] sysrq: Emergency Remount R/O
>[  153.587882] Emergency Remount complete
>[  154.133868] ------------[ cut here ]------------
>[  154.133875] WARN_ON(1)
>[  154.133982] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.133986] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.134029] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U            5.3.0-rc8-gf74c2bb98776 #56
>[  154.134032] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.134102] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.134108] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.134111] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.134115] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.134118] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.134121] RBP: ffff94de3c88f900 R08: 00000023e3184bb1 R09: 000000000000000a
>[  154.134124] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.134127] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.134131] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.134134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.134137] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.134140] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.134143] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.134145] Call Trace:
>[  154.134159]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.134166]  try_to_unmap_one+0x718/0x820
>[  154.134172]  rmap_walk_file+0xe4/0x250
>[  154.134177]  try_to_unmap+0xc1/0xf0
>[  154.134182]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.134186]  ? page_not_mapped+0x10/0x10
>[  154.134190]  ? page_get_anon_vma+0x70/0x70
>[  154.134195]  migrate_pages+0x7aa/0x9a0
>[  154.134202]  ? isolate_freepages_block+0x340/0x340
>[  154.134209]  ? move_freelist_tail+0xd0/0xd0
>[  154.134213]  compact_zone+0x656/0xa70
>[  154.134218]  compact_zone_order+0xde/0x120
>[  154.134223]  try_to_compact_pages+0x187/0x240
>[  154.134230]  __alloc_pages_direct_compact+0x87/0x170
>[  154.134237]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.134244]  ? get_page_from_freelist+0xe80/0x1330
>[  154.134253]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.134259]  alloc_pages_vma+0xc1/0x160
>[  154.134264]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.134271]  __handle_mm_fault+0xbfc/0x12f0
>[  154.134277]  handle_mm_fault+0xa9/0x1d0
>[  154.134284]  __do_page_fault+0x23a/0x480
>[  154.134291]  do_page_fault+0x1a/0x64
>[  154.134297]  page_fault+0x39/0x40
>[  154.134302] RIP: 0033:0x5bfeb4f67c10
>[  154.134307] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.134311] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.134314] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.134317] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.134319] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.134322] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.134325] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.134329] ---[ end trace 28cc7c376d08f23a ]---
>[  154.134452] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.134495] ------------[ cut here ]------------
>[  154.134498] WARN_ON(1)
>[  154.134642] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.134684] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.134720] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.134723] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.134804] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.134809] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.134816] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.134820] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.134824] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.134828] RBP: ffff94de3c88f900 R08: 00000023e321caf3 R09: 000000000000000a
>[  154.134832] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.134837] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.134842] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.134846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.134849] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.134852] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.134859] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.134865] Call Trace:
>[  154.134877]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.134897]  try_to_unmap_one+0x718/0x820
>[  154.134905]  rmap_walk_file+0xe4/0x250
>[  154.134933]  try_to_unmap+0xc1/0xf0
>[  154.134942]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.134952]  ? page_not_mapped+0x10/0x10
>[  154.134974]  ? page_get_anon_vma+0x70/0x70
>[  154.134986]  migrate_pages+0x7aa/0x9a0
>[  154.134999]  ? isolate_freepages_block+0x340/0x340
>[  154.135007]  ? move_freelist_tail+0xd0/0xd0
>[  154.135019]  compact_zone+0x656/0xa70
>[  154.135029]  compact_zone_order+0xde/0x120
>[  154.135042]  try_to_compact_pages+0x187/0x240
>[  154.135065]  __alloc_pages_direct_compact+0x87/0x170
>[  154.135084]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.135096]  ? get_page_from_freelist+0xe80/0x1330
>[  154.135117]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.135141]  alloc_pages_vma+0xc1/0x160
>[  154.135149]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.135166]  __handle_mm_fault+0xbfc/0x12f0
>[  154.135173]  handle_mm_fault+0xa9/0x1d0
>[  154.135187]  __do_page_fault+0x23a/0x480
>[  154.135199]  do_page_fault+0x1a/0x64
>[  154.135221]  page_fault+0x39/0x40
>[  154.135229] RIP: 0033:0x5bfeb4f67c10
>[  154.135244] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.135266] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.135272] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.135281] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.135295] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.135305] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.135315] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.135331] ---[ end trace 28cc7c376d08f23b ]---
>[  154.135452] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.137684] ------------[ cut here ]------------
>[  154.137695] WARN_ON(1)
>[  154.137839] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.137850] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.137921] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.137926] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.138031] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.138041] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.138048] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.138053] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.138060] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.138064] RBP: ffff94de3c88f900 R08: 00000023e352934f R09: 000000000000000a
>[  154.138069] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.138073] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.138082] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.138087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.138091] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.138095] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.138099] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.138105] Call Trace:
>[  154.138118]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.138128]  try_to_unmap_one+0x718/0x820
>[  154.138139]  rmap_walk_file+0xe4/0x250
>[  154.138146]  try_to_unmap+0xc1/0xf0
>[  154.138153]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.138159]  ? page_not_mapped+0x10/0x10
>[  154.138164]  ? page_get_anon_vma+0x70/0x70
>[  154.138174]  migrate_pages+0x7aa/0x9a0
>[  154.138183]  ? isolate_freepages_block+0x340/0x340
>[  154.138192]  ? move_freelist_tail+0xd0/0xd0
>[  154.138201]  compact_zone+0x656/0xa70
>[  154.138209]  compact_zone_order+0xde/0x120
>[  154.138219]  try_to_compact_pages+0x187/0x240
>[  154.138232]  __alloc_pages_direct_compact+0x87/0x170
>[  154.138241]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.138251]  ? get_page_from_freelist+0xe80/0x1330
>[  154.138262]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.138270]  alloc_pages_vma+0xc1/0x160
>[  154.138281]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.138291]  __handle_mm_fault+0xbfc/0x12f0
>[  154.138302]  handle_mm_fault+0xa9/0x1d0
>[  154.138310]  __do_page_fault+0x23a/0x480
>[  154.138319]  do_page_fault+0x1a/0x64
>[  154.138329]  page_fault+0x39/0x40
>[  154.138335] RIP: 0033:0x5bfeb4f67c10
>[  154.138341] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.138348] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.138353] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.138358] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.138364] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.138369] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.138376] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.138382] ---[ end trace 28cc7c376d08f23c ]---
>[  154.138539] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.138571] ------------[ cut here ]------------
>[  154.138587] WARN_ON(1)
>[  154.138735] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.138754] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.138832] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.138852] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.138952] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.138976] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.138984] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.138997] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.139009] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.139016] RBP: ffff94de3c88f900 R08: 00000023e3602ffb R09: 000000000000000a
>[  154.139029] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.139034] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.139051] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.139060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.139075] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.139082] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.139104] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.139108] Call Trace:
>[  154.139122]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.139142]  try_to_unmap_one+0x718/0x820
>[  154.139164]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.139171]  rmap_walk_file+0xe4/0x250
>[  154.139179]  try_to_unmap+0xc1/0xf0
>[  154.139198]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.139209]  ? page_not_mapped+0x10/0x10
>[  154.139225]  ? page_get_anon_vma+0x70/0x70
>[  154.139243]  migrate_pages+0x7aa/0x9a0
>[  154.139264]  ? isolate_freepages_block+0x340/0x340
>[  154.139281]  ? move_freelist_tail+0xd0/0xd0
>[  154.139294]  compact_zone+0x656/0xa70
>[  154.139311]  compact_zone_order+0xde/0x120
>[  154.139337]  try_to_compact_pages+0x187/0x240
>[  154.139353]  __alloc_pages_direct_compact+0x87/0x170
>[  154.139368]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.139394]  ? get_page_from_freelist+0xe80/0x1330
>[  154.139425]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.139448]  alloc_pages_vma+0xc1/0x160
>[  154.139472]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.139491]  __handle_mm_fault+0xbfc/0x12f0
>[  154.139516]  handle_mm_fault+0xa9/0x1d0
>[  154.139544]  __do_page_fault+0x23a/0x480
>[  154.139569]  do_page_fault+0x1a/0x64
>[  154.139592]  page_fault+0x39/0x40
>[  154.139613] RIP: 0033:0x5bfeb4f67c10
>[  154.139636] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.139653] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.139668] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.139689] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.139704] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.139722] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.139740] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.139761] ---[ end trace 28cc7c376d08f23d ]---
>[  154.139871] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.139876] ------------[ cut here ]------------
>[  154.139878] WARN_ON(1)
>[  154.139904] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.139910] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.139936] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.139942] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.139961] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.139964] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.139967] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.139969] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.139970] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.139972] RBP: ffff94de3c88f900 R08: 00000023e373e568 R09: 000000000000000a
>[  154.139973] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.139974] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.139977] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.139978] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.139982] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.139985] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.139985] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.139988] Call Trace:
>[  154.139991]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.139993]  try_to_unmap_one+0x718/0x820
>[  154.139998]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.140002]  rmap_walk_file+0xe4/0x250
>[  154.140003]  try_to_unmap+0xc1/0xf0
>[  154.140005]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.140006]  ? page_not_mapped+0x10/0x10
>[  154.140007]  ? page_get_anon_vma+0x70/0x70
>[  154.140010]  migrate_pages+0x7aa/0x9a0
>[  154.140014]  ? isolate_freepages_block+0x340/0x340
>[  154.140018]  ? move_freelist_tail+0xd0/0xd0
>[  154.140019]  compact_zone+0x656/0xa70
>[  154.140023]  compact_zone_order+0xde/0x120
>[  154.140025]  try_to_compact_pages+0x187/0x240
>[  154.140029]  __alloc_pages_direct_compact+0x87/0x170
>[  154.140031]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.140035]  ? get_page_from_freelist+0xe80/0x1330
>[  154.140039]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.140044]  alloc_pages_vma+0xc1/0x160
>[  154.140046]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.140051]  __handle_mm_fault+0xbfc/0x12f0
>[  154.140054]  handle_mm_fault+0xa9/0x1d0
>[  154.140059]  __do_page_fault+0x23a/0x480
>[  154.140061]  do_page_fault+0x1a/0x64
>[  154.140066]  page_fault+0x39/0x40
>[  154.140070] RIP: 0033:0x5bfeb4f67c10
>[  154.140073] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.140076] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.140079] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.140081] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.140084] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.140086] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.140091] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.140093] ---[ end trace 28cc7c376d08f23e ]---
>[  154.140115] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.140122] ------------[ cut here ]------------
>[  154.140124] WARN_ON(1)
>[  154.140149] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140153] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.140188] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.140189] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.140208] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140213] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.140216] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.140217] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.140221] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.140224] RBP: ffff94de3c88f900 R08: 00000023e377a40d R09: 000000000000000a
>[  154.140227] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.140231] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.140234] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.140236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.140239] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.140241] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.140243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.140245] Call Trace:
>[  154.140249]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.140255]  try_to_unmap_one+0x718/0x820
>[  154.140258]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.140262]  rmap_walk_file+0xe4/0x250
>[  154.140264]  try_to_unmap+0xc1/0xf0
>[  154.140268]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.140271]  ? page_not_mapped+0x10/0x10
>[  154.140273]  ? page_get_anon_vma+0x70/0x70
>[  154.140274]  migrate_pages+0x7aa/0x9a0
>[  154.140278]  ? isolate_freepages_block+0x340/0x340
>[  154.140280]  ? move_freelist_tail+0xd0/0xd0
>[  154.140283]  compact_zone+0x656/0xa70
>[  154.140286]  compact_zone_order+0xde/0x120
>[  154.140289]  try_to_compact_pages+0x187/0x240
>[  154.140291]  __alloc_pages_direct_compact+0x87/0x170
>[  154.140294]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.140298]  ? get_page_from_freelist+0xe80/0x1330
>[  154.140302]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.140304]  alloc_pages_vma+0xc1/0x160
>[  154.140308]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.140311]  __handle_mm_fault+0xbfc/0x12f0
>[  154.140315]  handle_mm_fault+0xa9/0x1d0
>[  154.140318]  __do_page_fault+0x23a/0x480
>[  154.140322]  do_page_fault+0x1a/0x64
>[  154.140325]  page_fault+0x39/0x40
>[  154.140327] RIP: 0033:0x5bfeb4f67c10
>[  154.140329] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.140331] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.140332] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.140334] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.140336] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.140337] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.140338] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.140341] ---[ end trace 28cc7c376d08f23f ]---
>[  154.140364] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.140369] ------------[ cut here ]------------
>[  154.140370] WARN_ON(1)
>[  154.140396] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140400] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.140428] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.140432] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.140451] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140456] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.140459] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.140463] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.140465] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.140470] RBP: ffff94de3c88f900 R08: 00000023e37b6708 R09: 000000000000000a
>[  154.140473] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.140475] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.140478] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.140481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.140485] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.140488] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.140492] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.140494] Call Trace:
>[  154.140498]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.140503]  try_to_unmap_one+0x718/0x820
>[  154.140508]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.140513]  rmap_walk_file+0xe4/0x250
>[  154.140518]  try_to_unmap+0xc1/0xf0
>[  154.140520]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.140523]  ? page_not_mapped+0x10/0x10
>[  154.140525]  ? page_get_anon_vma+0x70/0x70
>[  154.140529]  migrate_pages+0x7aa/0x9a0
>[  154.140532]  ? isolate_freepages_block+0x340/0x340
>[  154.140535]  ? move_freelist_tail+0xd0/0xd0
>[  154.140538]  compact_zone+0x656/0xa70
>[  154.140542]  compact_zone_order+0xde/0x120
>[  154.140545]  try_to_compact_pages+0x187/0x240
>[  154.140549]  __alloc_pages_direct_compact+0x87/0x170
>[  154.140553]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.140559]  ? get_page_from_freelist+0xe80/0x1330
>[  154.140563]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.140567]  alloc_pages_vma+0xc1/0x160
>[  154.140572]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.140574]  __handle_mm_fault+0xbfc/0x12f0
>[  154.140580]  handle_mm_fault+0xa9/0x1d0
>[  154.140583]  __do_page_fault+0x23a/0x480
>[  154.140586]  do_page_fault+0x1a/0x64
>[  154.140589]  page_fault+0x39/0x40
>[  154.140593] RIP: 0033:0x5bfeb4f67c10
>[  154.140596] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.140597] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.140599] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.140602] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.140602] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.140604] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.140605] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.140606] ---[ end trace 28cc7c376d08f240 ]---
>[  154.140626] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.140632] ------------[ cut here ]------------
>[  154.140632] WARN_ON(1)
>[  154.140658] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140662] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.140681] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.140683] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.140702] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140706] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.140708] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.140712] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.140713] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.140715] RBP: ffff94de3c88f900 R08: 00000023e37f66ec R09: 000000000000000a
>[  154.140717] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.140720] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.140724] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.140726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.140727] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.140729] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.140731] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.140733] Call Trace:
>[  154.140737]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.140740]  try_to_unmap_one+0x718/0x820
>[  154.140746]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.140750]  rmap_walk_file+0xe4/0x250
>[  154.140753]  try_to_unmap+0xc1/0xf0
>[  154.140757]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.140761]  ? page_not_mapped+0x10/0x10
>[  154.140764]  ? page_get_anon_vma+0x70/0x70
>[  154.140767]  migrate_pages+0x7aa/0x9a0
>[  154.140771]  ? isolate_freepages_block+0x340/0x340
>[  154.140776]  ? move_freelist_tail+0xd0/0xd0
>[  154.140781]  compact_zone+0x656/0xa70
>[  154.140784]  compact_zone_order+0xde/0x120
>[  154.140790]  try_to_compact_pages+0x187/0x240
>[  154.140795]  __alloc_pages_direct_compact+0x87/0x170
>[  154.140800]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.140807]  ? get_page_from_freelist+0xe80/0x1330
>[  154.140811]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.140816]  alloc_pages_vma+0xc1/0x160
>[  154.140821]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.140826]  __handle_mm_fault+0xbfc/0x12f0
>[  154.140829]  handle_mm_fault+0xa9/0x1d0
>[  154.140833]  __do_page_fault+0x23a/0x480
>[  154.140839]  do_page_fault+0x1a/0x64
>[  154.140843]  page_fault+0x39/0x40
>[  154.140846] RIP: 0033:0x5bfeb4f67c10
>[  154.140849] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.140852] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.140856] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.140858] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.140862] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.140863] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.140867] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.140871] ---[ end trace 28cc7c376d08f241 ]---
>[  154.140890] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.140898] ------------[ cut here ]------------
>[  154.140900] WARN_ON(1)
>[  154.140926] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140932] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.140947] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.140948] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.140966] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.140971] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.140973] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.140974] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.140976] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.140978] RBP: ffff94de3c88f900 R08: 00000023e3837c31 R09: 000000000000000a
>[  154.140980] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.140982] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.140985] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.140988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.140989] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.140989] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.140991] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.140992] Call Trace:
>[  154.140995]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.140998]  try_to_unmap_one+0x718/0x820
>[  154.141000]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.141004]  rmap_walk_file+0xe4/0x250
>[  154.141005]  try_to_unmap+0xc1/0xf0
>[  154.141006]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.141009]  ? page_not_mapped+0x10/0x10
>[  154.141010]  ? page_get_anon_vma+0x70/0x70
>[  154.141011]  migrate_pages+0x7aa/0x9a0
>[  154.141014]  ? isolate_freepages_block+0x340/0x340
>[  154.141019]  ? move_freelist_tail+0xd0/0xd0
>[  154.141020]  compact_zone+0x656/0xa70
>[  154.141024]  compact_zone_order+0xde/0x120
>[  154.141025]  try_to_compact_pages+0x187/0x240
>[  154.141028]  __alloc_pages_direct_compact+0x87/0x170
>[  154.141032]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.141037]  ? get_page_from_freelist+0xe80/0x1330
>[  154.141040]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.141044]  alloc_pages_vma+0xc1/0x160
>[  154.141048]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.141050]  __handle_mm_fault+0xbfc/0x12f0
>[  154.141055]  handle_mm_fault+0xa9/0x1d0
>[  154.141058]  __do_page_fault+0x23a/0x480
>[  154.141063]  do_page_fault+0x1a/0x64
>[  154.141067]  page_fault+0x39/0x40
>[  154.141072] RIP: 0033:0x5bfeb4f67c10
>[  154.141075] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.141079] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.141080] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.141085] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.141087] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.141091] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.141094] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.141098] ---[ end trace 28cc7c376d08f242 ]---
>[  154.141119] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.141124] ------------[ cut here ]------------
>[  154.141128] WARN_ON(1)
>[  154.141153] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141156] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.141193] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.141197] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.141218] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141222] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.141227] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.141228] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.141231] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.141233] RBP: ffff94de3c88f900 R08: 00000023e386f5a9 R09: 000000000000000a
>[  154.141234] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.141237] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.141242] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.141243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.141244] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.141246] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.141247] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.141247] Call Trace:
>[  154.141251]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.141255]  try_to_unmap_one+0x718/0x820
>[  154.141259]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.141264]  rmap_walk_file+0xe4/0x250
>[  154.141266]  try_to_unmap+0xc1/0xf0
>[  154.141268]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.141270]  ? page_not_mapped+0x10/0x10
>[  154.141271]  ? page_get_anon_vma+0x70/0x70
>[  154.141274]  migrate_pages+0x7aa/0x9a0
>[  154.141276]  ? isolate_freepages_block+0x340/0x340
>[  154.141281]  ? move_freelist_tail+0xd0/0xd0
>[  154.141282]  compact_zone+0x656/0xa70
>[  154.141285]  compact_zone_order+0xde/0x120
>[  154.141287]  try_to_compact_pages+0x187/0x240
>[  154.141290]  __alloc_pages_direct_compact+0x87/0x170
>[  154.141294]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.141299]  ? get_page_from_freelist+0xe80/0x1330
>[  154.141302]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.141307]  alloc_pages_vma+0xc1/0x160
>[  154.141310]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.141314]  __handle_mm_fault+0xbfc/0x12f0
>[  154.141317]  handle_mm_fault+0xa9/0x1d0
>[  154.141320]  __do_page_fault+0x23a/0x480
>[  154.141324]  do_page_fault+0x1a/0x64
>[  154.141326]  page_fault+0x39/0x40
>[  154.141330] RIP: 0033:0x5bfeb4f67c10
>[  154.141331] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.141333] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.141335] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.141336] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.141338] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.141340] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.141341] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.141344] ---[ end trace 28cc7c376d08f243 ]---
>[  154.141365] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.141370] ------------[ cut here ]------------
>[  154.141372] WARN_ON(1)
>[  154.141398] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141402] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.141432] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.141434] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.141456] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141461] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.141462] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.141466] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.141467] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.141469] RBP: ffff94de3c88f900 R08: 00000023e38ab050 R09: 000000000000000a
>[  154.141473] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.141475] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.141478] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.141479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.141481] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.141483] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.141486] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.141488] Call Trace:
>[  154.141492]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.141496]  try_to_unmap_one+0x718/0x820
>[  154.141501]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.141506]  rmap_walk_file+0xe4/0x250
>[  154.141510]  try_to_unmap+0xc1/0xf0
>[  154.141514]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.141518]  ? page_not_mapped+0x10/0x10
>[  154.141522]  ? page_get_anon_vma+0x70/0x70
>[  154.141526]  migrate_pages+0x7aa/0x9a0
>[  154.141530]  ? isolate_freepages_block+0x340/0x340
>[  154.141534]  ? move_freelist_tail+0xd0/0xd0
>[  154.141538]  compact_zone+0x656/0xa70
>[  154.141542]  compact_zone_order+0xde/0x120
>[  154.141545]  try_to_compact_pages+0x187/0x240
>[  154.141548]  __alloc_pages_direct_compact+0x87/0x170
>[  154.141552]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.141557]  ? get_page_from_freelist+0xe80/0x1330
>[  154.141561]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.141564]  alloc_pages_vma+0xc1/0x160
>[  154.141567]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.141571]  __handle_mm_fault+0xbfc/0x12f0
>[  154.141573]  handle_mm_fault+0xa9/0x1d0
>[  154.141576]  __do_page_fault+0x23a/0x480
>[  154.141579]  do_page_fault+0x1a/0x64
>[  154.141584]  page_fault+0x39/0x40
>[  154.141585] RIP: 0033:0x5bfeb4f67c10
>[  154.141587] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.141590] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.141593] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.141594] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.141597] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.141598] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.141599] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.141601] ---[ end trace 28cc7c376d08f244 ]---
>[  154.141619] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.141624] ------------[ cut here ]------------
>[  154.141625] WARN_ON(1)
>[  154.141650] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141656] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.141674] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.141675] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.141694] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141697] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.141699] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.141701] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.141703] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.141705] RBP: ffff94de3c88f900 R08: 00000023e38e8bf3 R09: 000000000000000a
>[  154.141707] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.141710] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.141713] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.141715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.141717] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.141718] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.141719] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.141720] Call Trace:
>[  154.141722]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.141725]  try_to_unmap_one+0x718/0x820
>[  154.141727]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.141731]  rmap_walk_file+0xe4/0x250
>[  154.141732]  try_to_unmap+0xc1/0xf0
>[  154.141735]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.141737]  ? page_not_mapped+0x10/0x10
>[  154.141740]  ? page_get_anon_vma+0x70/0x70
>[  154.141743]  migrate_pages+0x7aa/0x9a0
>[  154.141747]  ? isolate_freepages_block+0x340/0x340
>[  154.141750]  ? move_freelist_tail+0xd0/0xd0
>[  154.141752]  compact_zone+0x656/0xa70
>[  154.141755]  compact_zone_order+0xde/0x120
>[  154.141759]  try_to_compact_pages+0x187/0x240
>[  154.141763]  __alloc_pages_direct_compact+0x87/0x170
>[  154.141766]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.141770]  ? get_page_from_freelist+0xe80/0x1330
>[  154.141773]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.141778]  alloc_pages_vma+0xc1/0x160
>[  154.141781]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.141785]  __handle_mm_fault+0xbfc/0x12f0
>[  154.141788]  handle_mm_fault+0xa9/0x1d0
>[  154.141792]  __do_page_fault+0x23a/0x480
>[  154.141796]  do_page_fault+0x1a/0x64
>[  154.141800]  page_fault+0x39/0x40
>[  154.141803] RIP: 0033:0x5bfeb4f67c10
>[  154.141806] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.141809] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.141810] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.141813] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.141815] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.141819] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.141822] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.141825] ---[ end trace 28cc7c376d08f245 ]---
>[  154.141845] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.141852] ------------[ cut here ]------------
>[  154.141853] WARN_ON(1)
>[  154.141881] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141884] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.141909] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.141913] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.141931] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.141934] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.141938] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.141940] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.141942] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.141944] RBP: ffff94de3c88f900 R08: 00000023e3920835 R09: 000000000000000a
>[  154.141945] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.141948] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.141952] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.141954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.141954] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.141956] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.141957] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.141958] Call Trace:
>[  154.141961]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.141963]  try_to_unmap_one+0x718/0x820
>[  154.141964]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.141968]  rmap_walk_file+0xe4/0x250
>[  154.141970]  try_to_unmap+0xc1/0xf0
>[  154.141973]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.141975]  ? page_not_mapped+0x10/0x10
>[  154.141976]  ? page_get_anon_vma+0x70/0x70
>[  154.141977]  migrate_pages+0x7aa/0x9a0
>[  154.141982]  ? isolate_freepages_block+0x340/0x340
>[  154.141985]  ? move_freelist_tail+0xd0/0xd0
>[  154.141987]  compact_zone+0x656/0xa70
>[  154.141988]  compact_zone_order+0xde/0x120
>[  154.141991]  try_to_compact_pages+0x187/0x240
>[  154.141992]  __alloc_pages_direct_compact+0x87/0x170
>[  154.141995]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.141998]  ? get_page_from_freelist+0xe80/0x1330
>[  154.142001]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.142003]  alloc_pages_vma+0xc1/0x160
>[  154.142006]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.142008]  __handle_mm_fault+0xbfc/0x12f0
>[  154.142010]  handle_mm_fault+0xa9/0x1d0
>[  154.142012]  __do_page_fault+0x23a/0x480
>[  154.142014]  do_page_fault+0x1a/0x64
>[  154.142018]  page_fault+0x39/0x40
>[  154.142021] RIP: 0033:0x5bfeb4f67c10
>[  154.142022] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.142025] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.142026] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.142028] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.142031] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.142033] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.142036] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.142038] ---[ end trace 28cc7c376d08f246 ]---
>[  154.142057] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.142062] ------------[ cut here ]------------
>[  154.142064] WARN_ON(1)
>[  154.142089] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142093] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.142123] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.142126] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.142144] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142148] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.142151] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.142153] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.142153] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.142155] RBP: ffff94de3c88f900 R08: 00000023e395401f R09: 000000000000000a
>[  154.142155] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.142158] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.142163] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.142166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.142169] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.142172] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.142175] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.142178] Call Trace:
>[  154.142182]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.142185]  try_to_unmap_one+0x718/0x820
>[  154.142188]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.142192]  rmap_walk_file+0xe4/0x250
>[  154.142193]  try_to_unmap+0xc1/0xf0
>[  154.142195]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.142197]  ? page_not_mapped+0x10/0x10
>[  154.142199]  ? page_get_anon_vma+0x70/0x70
>[  154.142201]  migrate_pages+0x7aa/0x9a0
>[  154.142205]  ? isolate_freepages_block+0x340/0x340
>[  154.142208]  ? move_freelist_tail+0xd0/0xd0
>[  154.142211]  compact_zone+0x656/0xa70
>[  154.142213]  compact_zone_order+0xde/0x120
>[  154.142215]  try_to_compact_pages+0x187/0x240
>[  154.142218]  __alloc_pages_direct_compact+0x87/0x170
>[  154.142222]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.142226]  ? get_page_from_freelist+0xe80/0x1330
>[  154.142230]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.142235]  alloc_pages_vma+0xc1/0x160
>[  154.142237]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.142239]  __handle_mm_fault+0xbfc/0x12f0
>[  154.142240]  handle_mm_fault+0xa9/0x1d0
>[  154.142243]  __do_page_fault+0x23a/0x480
>[  154.142246]  do_page_fault+0x1a/0x64
>[  154.142250]  page_fault+0x39/0x40
>[  154.142252] RIP: 0033:0x5bfeb4f67c10
>[  154.142255] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.142257] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.142258] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.142261] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.142263] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.142265] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.142268] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.142270] ---[ end trace 28cc7c376d08f247 ]---
>[  154.142290] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.142295] ------------[ cut here ]------------
>[  154.142296] WARN_ON(1)
>[  154.142321] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142325] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.142349] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.142350] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.142369] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142373] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.142375] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.142377] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.142380] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.142381] RBP: ffff94de3c88f900 R08: 00000023e398c840 R09: 000000000000000a
>[  154.142383] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.142385] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.142388] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.142391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.142392] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.142393] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.142395] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.142395] Call Trace:
>[  154.142398]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.142402]  try_to_unmap_one+0x718/0x820
>[  154.142406]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.142410]  rmap_walk_file+0xe4/0x250
>[  154.142411]  try_to_unmap+0xc1/0xf0
>[  154.142415]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.142416]  ? page_not_mapped+0x10/0x10
>[  154.142419]  ? page_get_anon_vma+0x70/0x70
>[  154.142421]  migrate_pages+0x7aa/0x9a0
>[  154.142424]  ? isolate_freepages_block+0x340/0x340
>[  154.142426]  ? move_freelist_tail+0xd0/0xd0
>[  154.142429]  compact_zone+0x656/0xa70
>[  154.142431]  compact_zone_order+0xde/0x120
>[  154.142435]  try_to_compact_pages+0x187/0x240
>[  154.142437]  __alloc_pages_direct_compact+0x87/0x170
>[  154.142441]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.142445]  ? get_page_from_freelist+0xe80/0x1330
>[  154.142447]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.142451]  alloc_pages_vma+0xc1/0x160
>[  154.142453]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.142457]  __handle_mm_fault+0xbfc/0x12f0
>[  154.142461]  handle_mm_fault+0xa9/0x1d0
>[  154.142465]  __do_page_fault+0x23a/0x480
>[  154.142468]  do_page_fault+0x1a/0x64
>[  154.142473]  page_fault+0x39/0x40
>[  154.142476] RIP: 0033:0x5bfeb4f67c10
>[  154.142478] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.142480] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.142484] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.142486] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.142487] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.142489] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.142491] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.142494] ---[ end trace 28cc7c376d08f248 ]---
>[  154.142513] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.142625] ------------[ cut here ]------------
>[  154.142625] WARN_ON(1)
>[  154.142651] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142654] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.142678] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.142680] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.142699] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142703] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.142704] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.142707] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.142708] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.142709] RBP: ffff94de3c88f900 R08: 00000023e39dcfec R09: 000000000000000a
>[  154.142710] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.142713] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.142715] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.142718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.142719] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.142720] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.142723] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.142723] Call Trace:
>[  154.142726]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.142730]  try_to_unmap_one+0x718/0x820
>[  154.142734]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.142737]  rmap_walk_file+0xe4/0x250
>[  154.142740]  try_to_unmap+0xc1/0xf0
>[  154.142743]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.142747]  ? page_not_mapped+0x10/0x10
>[  154.142749]  ? page_get_anon_vma+0x70/0x70
>[  154.142750]  migrate_pages+0x7aa/0x9a0
>[  154.142755]  ? isolate_freepages_block+0x340/0x340
>[  154.142760]  ? move_freelist_tail+0xd0/0xd0
>[  154.142762]  compact_zone+0x656/0xa70
>[  154.142767]  compact_zone_order+0xde/0x120
>[  154.142771]  try_to_compact_pages+0x187/0x240
>[  154.142775]  __alloc_pages_direct_compact+0x87/0x170
>[  154.142778]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.142781]  ? get_page_from_freelist+0xe80/0x1330
>[  154.142786]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.142789]  alloc_pages_vma+0xc1/0x160
>[  154.142793]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.142797]  __handle_mm_fault+0xbfc/0x12f0
>[  154.142800]  handle_mm_fault+0xa9/0x1d0
>[  154.142805]  __do_page_fault+0x23a/0x480
>[  154.142809]  do_page_fault+0x1a/0x64
>[  154.142812]  page_fault+0x39/0x40
>[  154.142815] RIP: 0033:0x5bfeb4f67c10
>[  154.142818] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.142822] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.142823] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.142825] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.142828] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.142829] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.142832] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.142836] ---[ end trace 28cc7c376d08f249 ]---
>[  154.142855] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.142860] ------------[ cut here ]------------
>[  154.142862] WARN_ON(1)
>[  154.142887] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142891] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.142913] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.142917] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.142937] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.142940] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.142943] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.142947] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.142948] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.142950] RBP: ffff94de3c88f900 R08: 00000023e3a16c65 R09: 000000000000000a
>[  154.142951] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.142955] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.142959] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.142960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.142961] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.142962] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.142964] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.142965] Call Trace:
>[  154.142967]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.142969]  try_to_unmap_one+0x718/0x820
>[  154.142972]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.142975]  rmap_walk_file+0xe4/0x250
>[  154.142976]  try_to_unmap+0xc1/0xf0
>[  154.142978]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.142980]  ? page_not_mapped+0x10/0x10
>[  154.142982]  ? page_get_anon_vma+0x70/0x70
>[  154.142984]  migrate_pages+0x7aa/0x9a0
>[  154.142986]  ? isolate_freepages_block+0x340/0x340
>[  154.142989]  ? move_freelist_tail+0xd0/0xd0
>[  154.142991]  compact_zone+0x656/0xa70
>[  154.142993]  compact_zone_order+0xde/0x120
>[  154.142997]  try_to_compact_pages+0x187/0x240
>[  154.143000]  __alloc_pages_direct_compact+0x87/0x170
>[  154.143004]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.143008]  ? get_page_from_freelist+0xe80/0x1330
>[  154.143011]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.143014]  alloc_pages_vma+0xc1/0x160
>[  154.143017]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.143020]  __handle_mm_fault+0xbfc/0x12f0
>[  154.143022]  handle_mm_fault+0xa9/0x1d0
>[  154.143024]  __do_page_fault+0x23a/0x480
>[  154.143027]  do_page_fault+0x1a/0x64
>[  154.143032]  page_fault+0x39/0x40
>[  154.143035] RIP: 0033:0x5bfeb4f67c10
>[  154.143036] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.143039] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.143042] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.143044] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.143047] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.143049] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.143050] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.143052] ---[ end trace 28cc7c376d08f24a ]---
>[  154.143073] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.143077] ------------[ cut here ]------------
>[  154.143079] WARN_ON(1)
>[  154.143105] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.143111] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.143138] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.143141] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.143160] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.143163] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.143164] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.143168] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.143171] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.143172] RBP: ffff94de3c88f900 R08: 00000023e3a4bd9f R09: 000000000000000a
>[  154.143174] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.143178] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.143182] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.143184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.143186] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.143188] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.143190] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.143193] Call Trace:
>[  154.143198]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.143201]  try_to_unmap_one+0x718/0x820
>[  154.143207]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.143211]  rmap_walk_file+0xe4/0x250
>[  154.143213]  try_to_unmap+0xc1/0xf0
>[  154.143215]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.143216]  ? page_not_mapped+0x10/0x10
>[  154.143218]  ? page_get_anon_vma+0x70/0x70
>[  154.143221]  migrate_pages+0x7aa/0x9a0
>[  154.143224]  ? isolate_freepages_block+0x340/0x340
>[  154.143227]  ? move_freelist_tail+0xd0/0xd0
>[  154.143231]  compact_zone+0x656/0xa70
>[  154.143233]  compact_zone_order+0xde/0x120
>[  154.143236]  try_to_compact_pages+0x187/0x240
>[  154.143239]  __alloc_pages_direct_compact+0x87/0x170
>[  154.143243]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.143248]  ? get_page_from_freelist+0xe80/0x1330
>[  154.143251]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.143254]  alloc_pages_vma+0xc1/0x160
>[  154.143258]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.143263]  __handle_mm_fault+0xbfc/0x12f0
>[  154.143267]  handle_mm_fault+0xa9/0x1d0
>[  154.143269]  __do_page_fault+0x23a/0x480
>[  154.143273]  do_page_fault+0x1a/0x64
>[  154.143278]  page_fault+0x39/0x40
>[  154.143279] RIP: 0033:0x5bfeb4f67c10
>[  154.143281] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.143282] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.143283] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.143284] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.143285] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.143287] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.143287] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.143289] ---[ end trace 28cc7c376d08f24b ]---
>[  154.143310] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.143315] ------------[ cut here ]------------
>[  154.143316] WARN_ON(1)
>[  154.143341] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.143344] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.143365] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.143368] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.143387] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.143391] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.143392] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.143395] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.143396] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.143399] RBP: ffff94de3c88f900 R08: 00000023e3a8583a R09: 000000000000000a
>[  154.143400] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.143401] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.143405] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.143406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.143409] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.143411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.143412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.143414] Call Trace:
>[  154.143417]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.143421]  try_to_unmap_one+0x718/0x820
>[  154.143424]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.143427]  rmap_walk_file+0xe4/0x250
>[  154.143431]  try_to_unmap+0xc1/0xf0
>[  154.143434]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.143439]  ? page_not_mapped+0x10/0x10
>[  154.143441]  ? page_get_anon_vma+0x70/0x70
>[  154.143444]  migrate_pages+0x7aa/0x9a0
>[  154.143447]  ? isolate_freepages_block+0x340/0x340
>[  154.143451]  ? move_freelist_tail+0xd0/0xd0
>[  154.143455]  compact_zone+0x656/0xa70
>[  154.143457]  compact_zone_order+0xde/0x120
>[  154.143460]  try_to_compact_pages+0x187/0x240
>[  154.143463]  __alloc_pages_direct_compact+0x87/0x170
>[  154.143466]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.143469]  ? get_page_from_freelist+0xe80/0x1330
>[  154.143473]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.143476]  alloc_pages_vma+0xc1/0x160
>[  154.143480]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.143483]  __handle_mm_fault+0xbfc/0x12f0
>[  154.143487]  handle_mm_fault+0xa9/0x1d0
>[  154.143489]  __do_page_fault+0x23a/0x480
>[  154.143493]  do_page_fault+0x1a/0x64
>[  154.143497]  page_fault+0x39/0x40
>[  154.143499] RIP: 0033:0x5bfeb4f67c10
>[  154.143503] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.143506] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.143509] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.143512] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.143513] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.143516] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.143519] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.143521] ---[ end trace 28cc7c376d08f24c ]---
>[  154.143540] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  154.143543] ------------[ cut here ]------------
>[  154.143546] WARN_ON(1)
>[  154.143571] WARNING: CPU: 7 PID: 1931 at drivers/gpu/drm/i915/gem/i915_gem_userptr.c:141 userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.143574] Modules linked in: snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_TCPMSS iptable_mangle iptable_security iptable_nat nf_nat iptable_raw nf_log_ipv4 nf_log_common xt_conntrack xt_LOG xt_connlimit nf_conncount nf_conntrack nf_defrag_ipv4 xt_hashlimit xt_multiport xt_owner xt_addrtype intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit snd_hda_intel ghash_clmulni_intel drm_kms_helper snd_hda_codec syscopyarea snd_hwdep sysfillrect sysimgblt snd_hda_core fb_sys_fops snd_pcm iTCO_wdt intel_cstate drm snd_timer iTCO_vendor_support intel_uncore snd intel_rapl_perf e1000e drm_panel_orientation_quirks soundcore bfq i2c_i801 pcspkr xhci_pci xhci_hcd
>[  154.143597] CPU: 7 PID: 1931 Comm: stress Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  154.143600] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  154.143621] RIP: 0010:userptr_mn_invalidate_range_start+0x176/0x220 [i915]
>[  154.143627] Code: ff ff ff 48 89 ef e8 a9 37 cc cb 84 c0 74 08 48 89 ef e8 1d db f1 ff 48 c7 c6 81 00 89 c0 48 c7 c7 7e 00 89 c0 e8 63 ae 8e cb <0f> 0b 41 bf fc ff ff ff e9 97 fe ff ff be 01 00 00 00 48 89 ef e8
>[  154.143628] RSP: 0018:ffffaf0607e03768 EFLAGS: 00010286
>[  154.143630] RAX: 0000000000000000 RBX: ffffaf0607e03820 RCX: 0000000000000000
>[  154.143630] RDX: 000000000000000a RSI: ffffffff8d56c9ca RDI: ffffffff8d56d9ca
>[  154.143632] RBP: ffff94de3c88f900 R08: 00000023e3abdb16 R09: 000000000000000a
>[  154.143633] R10: 0000000000000000 R11: 00000000fffffffe R12: ffff94de3c418068
>[  154.143635] R13: ffff94dea9dbfd98 R14: ffff94de47e70b90 R15: 0000000000000000
>[  154.143637] FS:  0000766ecc735740(0000) GS:ffff94dead9c0000(0000) knlGS:0000000000000000
>[  154.143638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  154.143639] CR2: 00007ded1ef46740 CR3: 00000007bdffe006 CR4: 00000000003606e0
>[  154.143641] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>[  154.143642] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>[  154.143643] Call Trace:
>[  154.143646]  __mmu_notifier_invalidate_range_start+0x4f/0x90
>[  154.143648]  try_to_unmap_one+0x718/0x820
>[  154.143650]  ? __mod_lruvec_state+0x3a/0xe0
>[  154.143652]  rmap_walk_file+0xe4/0x250
>[  154.143655]  try_to_unmap+0xc1/0xf0
>[  154.143656]  ? page_remove_rmap+0x2a0/0x2a0
>[  154.143658]  ? page_not_mapped+0x10/0x10
>[  154.143659]  ? page_get_anon_vma+0x70/0x70
>[  154.143662]  migrate_pages+0x7aa/0x9a0
>[  154.143666]  ? isolate_freepages_block+0x340/0x340
>[  154.143669]  ? move_freelist_tail+0xd0/0xd0
>[  154.143672]  compact_zone+0x656/0xa70
>[  154.143674]  compact_zone_order+0xde/0x120
>[  154.143677]  try_to_compact_pages+0x187/0x240
>[  154.143681]  __alloc_pages_direct_compact+0x87/0x170
>[  154.143684]  __alloc_pages_slowpath+0x1f8/0xc10
>[  154.143687]  ? get_page_from_freelist+0xe80/0x1330
>[  154.143690]  __alloc_pages_nodemask+0x268/0x2b0
>[  154.143693]  alloc_pages_vma+0xc1/0x160
>[  154.143695]  do_huge_pmd_anonymous_page+0x271/0x610
>[  154.143697]  __handle_mm_fault+0xbfc/0x12f0
>[  154.143701]  handle_mm_fault+0xa9/0x1d0
>[  154.143704]  __do_page_fault+0x23a/0x480
>[  154.143706]  do_page_fault+0x1a/0x64
>[  154.143711]  page_fault+0x39/0x40
>[  154.143712] RIP: 0033:0x5bfeb4f67c10
>[  154.143715] Code: c0 0f 84 53 02 00 00 8b 54 24 0c 31 c0 85 d2 0f 94 c0 89 04 24 41 83 fd 02 0f 8f fa 00 00 00 31 c0 4d 85 ff 7e 10 0f 1f 40 00 <c6> 04 03 5a 4c 01 f0 49 39 c7 7f f4 4d 85 e4 0f 84 f4 01 00 00 7e
>[  154.143717] RSP: 002b:00007ffcc3719e40 EFLAGS: 00010206
>[  154.143718] RAX: 0000000374e52000 RBX: 00007667ebdae010 RCX: 0000766ecc85a6fb
>[  154.143721] RDX: 0000000000000001 RSI: 00000006e0987000 RDI: 00007667ebdae000
>[  154.143723] RBP: 00005bfeb4f68a54 R08: 00007667ebdae010 R09: 0000000000000000
>[  154.143725] R10: 0000000000000022 R11: 00000006e0986000 R12: ffffffffffffffff
>[  154.143726] R13: 0000000000000002 R14: 0000000000001000 R15: 00000006e0986000
>[  154.143730] ---[ end trace 28cc7c376d08f24d ]---
>[  154.143748] userptr_mn_invalidate_range_start+0x0/0x220 [i915] callback failed with -4 in blockable context.
>[  155.135812] sysrq: Emergency Sync
>[  155.144607] Emergency Sync complete
>[  157.242829] sysrq: Trigger a crash
>[  157.242836] Kernel panic - not syncing: sysrq triggered crash
>[  157.242843] CPU: 8 PID: 0 Comm: swapper/8 Kdump: loaded Tainted: G     U  W         5.3.0-rc8-gf74c2bb98776 #56
>[  157.242846] Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2201 05/27/2019
>[  157.242849] Call Trace:
>[  157.242854]  <IRQ>
>[  157.242863]  dump_stack+0x46/0x60
>[  157.242871]  panic+0xf6/0x2e1
>[  157.242879]  ? printk+0x53/0x6a
>[  157.242887]  sysrq_handle_crash+0xc/0x10
>[  157.242894]  __handle_sysrq.cold+0x43/0xfd
>[  157.242900]  sysrq_filter+0x2ea/0x3b0
>[  157.242908]  input_to_handler+0x4a/0xe0
>[  157.242915]  input_pass_values.part.0+0x109/0x130
>[  157.242920]  input_handle_event+0x92/0x560
>[  157.242924]  input_event+0x4d/0x70
>[  157.242929]  hidinput_report_event+0x2e/0x40
>[  157.242934]  hid_report_raw_event+0x25a/0x420
>[  157.242938]  hid_input_report+0xf8/0x150
>[  157.242944]  hid_irq_in+0x169/0x1a0
>[  157.242949]  __usb_hcd_giveback_urb+0x6b/0xd0
>[  157.242967]  xhci_giveback_urb_in_irq.isra.0+0x62/0x90 [xhci_hcd]
>[  157.242974]  ? try_to_wake_up+0x2d1/0x520
>[  157.242988]  xhci_td_cleanup+0xf7/0x140 [xhci_hcd]
>[  157.243003]  xhci_irq+0xe6b/0x1a90 [xhci_hcd]
>[  157.243011]  __handle_irq_event_percpu+0x29/0xc0
>[  157.243018]  handle_irq_event_percpu+0x2c/0x80
>[  157.243024]  handle_irq_event+0x23/0x43
>[  157.243030]  handle_edge_irq+0x72/0x180
>[  157.243037]  handle_irq+0x11/0x20
>[  157.243044]  do_IRQ+0x3e/0xc0
>[  157.243050]  common_interrupt+0xf/0xf
>[  157.243053]  </IRQ>
>[  157.243058] RIP: 0010:cpuidle_enter_state+0x108/0x280
>[  157.243063] Code: ff 56 48 41 89 c5 e8 e7 66 a1 ff 65 8b 3d e0 ee 95 73 e8 9b 65 a1 ff 49 89 c6 31 ff e8 a1 75 a1 ff 45 84 ff 75 1d fb 45 85 ed <79> 2b 41 c7 44 24 10 00 00 00 00 44 89 e8 5b 5d 41 5c 41 5d 41 5e
>[  157.243067] RSP: 0018:ffffaf06000fbe80 EFLAGS: 00000202 ORIG_RAX: ffffffffffffffde
>[  157.243072] RAX: ffff94deada20a40 RBX: ffffffff8d062040 RCX: 000000000000001f
>[  157.243075] RDX: 0000000000000000 RSI: 0000000022a1ce40 RDI: 0000000000000000
>[  157.243078] RBP: 000000249c657706 R08: 000000249c66bf91 R09: 0000000000000001
>[  157.243081] R10: 0000000000000003 R11: ffff94deada1fb64 R12: ffff94deada29700
>[  157.243083] R13: 0000000000000004 R14: 000000249c66bf91 R15: 0000000000000000
>[  157.243089]  cpuidle_enter+0x24/0x40
>[  157.243094]  do_idle+0x1c1/0x230
>[  157.243098]  cpu_startup_entry+0x14/0x20
>[  157.243105]  start_secondary+0x141/0x190
>[  157.243110]  secondary_startup_64+0xa4/0xb0
>crash> 
>

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Attachments on bug 111601: 145306 | 145318 | 145319

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