| Summary: | Null PTR deref on amd-staging-drm-next since rebase for rc3 | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Product: | DRI | Reporter: | Samantha McVey <samantham> | ||||||
| Component: | DRM/AMDgpu | Assignee: | Default DRI bug account <dri-devel> | ||||||
| Status: | RESOLVED FIXED | QA Contact: | |||||||
| Severity: | normal | ||||||||
| Priority: | medium | CC: | harry.wentland, nicholas.kazlauskas | ||||||
| Version: | XOrg git | ||||||||
| Hardware: | Other | ||||||||
| OS: | All | ||||||||
| Whiteboard: | |||||||||
| i915 platform: | i915 features: | ||||||||
| Attachments: |
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Created attachment 142666 [details] [review] 0001-drm-amd-display-Fix-NULL-ptr-deref-for-commit_planes.patch Does this resolve the issue? Nicholas, That patch seems to resolve the issue. Closing since it's been fixed. |
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Created attachment 142663 [details] dmesg log Since the rebase for rc3 I get a null ptr deref message and the system locks up as soon as KDE starts (after the login screen). This is on commit 2d73921a175ea8430718384ed3891f1710fed2df nov 29 20:06:37 kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 nov 29 20:06:37 kernel: PGD 0 P4D 0 nov 29 20:06:37 kernel: Oops: 0000 [#1] PREEMPT SMP NOPTI nov 29 20:06:37 kernel: CPU: 0 PID: 2291 Comm: X Tainted: G E 4.20.0-rc3amd-staging-drm-next+ #12 nov 29 20:06:37 kernel: Hardware name: LENOVO 20MUCTO1WW/20MUCTO1WW, BIOS R0WET43W (1.11 ) 11/15/2018 nov 29 20:06:37 kernel: RIP: 0010:amdgpu_dm_atomic_commit_tail+0x339/0xdc0 [amdgpu] nov 29 20:06:37 kernel: Code: b4 24 90 02 00 00 4d 89 f0 4c 89 e1 89 b2 74 02 00 00 48 8d 70 10 0f b6 50 08 48 8b 44 24 08 48 8b b8 20 b3 00 00 48 8b 04 24 <4c> 8b 48 08 e8 9e f8 ff ff 84 c0 0f 84 3b 08 00 00 41 83 c5 01 45 nov 29 20:06:37 kernel: RSP: 0018:ffffaaf64969bb70 EFLAGS: 00010202 nov 29 20:06:37 kernel: RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff9957f2506400 nov 29 20:06:37 kernel: RDX: 0000000000000001 RSI: ffff995580164040 RDI: ffff9957f2e12800 nov 29 20:06:37 kernel: RBP: ffff9957f34f5800 R08: ffff99557f848400 R09: 0000000000000438 nov 29 20:06:37 kernel: R10: ffff995579179c00 R11: 0000000000000780 R12: ffff9957f2506400 nov 29 20:06:37 kernel: R13: 0000000000000000 R14: ffff99557f848400 R15: ffff99557a144d80 nov 29 20:06:37 kernel: FS: 00007f0a435a9a80(0000) GS:ffff9957fbc00000(0000) knlGS:0000000000000000 nov 29 20:06:37 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 nov 29 20:06:37 kernel: CR2: 0000000000000008 CR3: 0000000537876000 CR4: 00000000003406f0 nov 29 20:06:37 kernel: Call Trace: nov 29 20:06:37 kernel: ? kmem_cache_alloc_trace+0x1d2/0x580 nov 29 20:06:37 kernel: ? _raw_spin_unlock_irq+0x22/0x40 nov 29 20:06:37 kernel: ? wait_for_completion_timeout+0xf7/0x110 nov 29 20:06:37 kernel: ? _raw_spin_unlock_irq+0x22/0x40 nov 29 20:06:37 kernel: ? wait_for_completion_interruptible+0xd4/0x140 nov 29 20:06:37 kernel: commit_tail+0x3d/0x70 [drm_kms_helper] nov 29 20:06:37 kernel: drm_atomic_helper_commit+0x103/0x110 [drm_kms_helper] nov 29 20:06:37 kernel: drm_mode_obj_set_property_ioctl+0x122/0x280 [drm] nov 29 20:06:37 kernel: ? drm_connector_set_obj_prop+0x80/0x80 [drm] nov 29 20:06:37 kernel: drm_connector_property_set_ioctl+0x29/0x30 [drm] nov 29 20:06:37 kernel: drm_ioctl_kernel+0x85/0xd0 [drm] nov 29 20:06:37 kernel: drm_ioctl+0x1d6/0x360 [drm] nov 29 20:06:37 kernel: ? drm_connector_set_obj_prop+0x80/0x80 [drm] nov 29 20:06:37 kernel: ? ep_send_events_proc+0x6b/0x170 nov 29 20:06:37 kernel: ? preempt_count_sub+0x43/0x50 nov 29 20:06:37 kernel: amdgpu_drm_ioctl+0x49/0x80 [amdgpu] nov 29 20:06:37 kernel: do_vfs_ioctl+0x90/0x5f0 nov 29 20:06:37 kernel: ? __fget+0x6e/0xa0 nov 29 20:06:37 kernel: ksys_ioctl+0x60/0x90 nov 29 20:06:37 kernel: __x64_sys_ioctl+0x16/0x20 nov 29 20:06:37 kernel: do_syscall_64+0x60/0x110 nov 29 20:06:37 kernel: entry_SYSCALL_64_after_hwframe+0x49/0xbe nov 29 20:06:37 kernel: RIP: 0033:0x7f0a4466baa7 nov 29 20:06:37 kernel: Code: 00 00 90 48 8b 05 f1 83 2c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 83 2c 00 f7 d8 64 89 01 48 nov 29 20:06:37 kernel: RSP: 002b:00007ffd3eae39f8 EFLAGS: 00003246 ORIG_RAX: 0000000000000010 nov 29 20:06:37 kernel: RAX: ffffffffffffffda RBX: 00005629892b2690 RCX: 00007f0a4466baa7 nov 29 20:06:37 kernel: RDX: 00007ffd3eae3a30 RSI: 00000000c01064ab RDI: 000000000000000d nov 29 20:06:37 kernel: RBP: 00007ffd3eae3a30 R08: 00005629892f8ab0 R09: 0000000000000001 nov 29 20:06:37 kernel: R10: 00000000005732d8 R11: 0000000000003246 R12: 00000000c01064ab nov 29 20:06:37 kernel: R13: 000000000000000d R14: 00007f0a45e85c20 R15: 0000000000000007 nov 29 20:06:37 kernel: Modules linked in: cmac(E) fuse(E) rfcomm(E) ccm(E) af_packet(E) xt_tcpudp(E) ip6t_rpfilter(E) ip6t_REJECT(E) nf_reject_ipv6(E) ipt_REJECT(E) nf_reject_ipv4(E) xt_conntrack(E) ebtable_nat(E) ip6table_nat(E) nf_nat_ipv6(E) ip6table_mangle(E) ip6table_raw(E) ip6table_security(E) iptable_nat(E) nf_nat_ipv4(E) nf_nat(E) iptable_mangle(E) iptable_raw(E) iptable_security(E) nf_conntrack(E) nf_defrag_ipv6(E) nf_defrag_ipv4(E) ip_set(E) nfnetlink(E) ebtable_filter(E) ebtables(E) ip6table_filter(E) ip6_tables(E) iptable_filter(E) ip_tables(E) x_tables(E) bpfilter(E) bnep(E) xfs(E) btusb(E) uvcvideo(E) btrtl(E) videobuf2_vmalloc(E) btbcm(E) btintel(E) videobuf2_memops(E) videobuf2_v4l2(E) bluetooth(E) videodev(E) videobuf2_common(E) ecdh_generic(E) nls_iso8859_1(E) nls_cp437(E) vfat(E) fat(E) msr(E) arc4(E) snd_hda_codec_realtek(E) snd_hda_codec_generic(E) snd_hda_codec_hdmi(E) edac_mce_amd(E) iwlmvm(E) snd_hda_intel(E) kvm_amd(E) ccp(E) snd_hda_codec(E) kvm(E) mac80211(E) nov 29 20:06:37 kernel: snd_hda_core(E) irqbypass(E) snd_hwdep(E) joydev(E) snd_pcm(E) wmi_bmof(E) sp5100_tco(E) thinkpad_acpi(E) snd_timer(E) k10temp(E) i2c_piix4(E) snd(E) iwlwifi(E) rtsx_pci_ms(E) soundcore(E) battery(E) ac(E) r8169(E) ipmi_devintf(E) memstick(E) ipmi_msghandler(E) cfg80211(E) ucsi_acpi(E) libphy(E) typec_ucsi(E) typec(E) i2c_scmi(E) rfkill(E) button(E) pcc_cpufreq(E) acpi_cpufreq(E) btrfs(E) libcrc32c(E) xor(E) raid6_pq(E) dm_crypt(E) algif_skcipher(E) af_alg(E) hid_multitouch(E) hid_generic(E) usbhid(E) uas(E) usb_storage(E) crct10dif_pclmul(E) crc32_pclmul(E) crc32c_intel(E) ghash_clmulni_intel(E) rtsx_pci_sdmmc(E) mmc_core(E) aesni_intel(E) aes_x86_64(E) crypto_simd(E) cryptd(E) glue_helper(E) amdgpu(E) chash(E) amd_iommu_v2(E) gpu_sched(E) i2c_algo_bit(E) ttm(E) ehci_pci(E) drm_kms_helper(E) syscopyarea(E) sysfillrect(E) xhci_pci(E) sysimgblt(E) fb_sys_fops(E) serio_raw(E) xhci_hcd(E) ehci_hcd(E) drm(E) usbcore(E) rtsx_pci(E) wmi(E) video(E) sg(E) dm_multipath(E) dm_mod(E) nov 29 20:06:37 kernel: scsi_dh_rdac(E) scsi_dh_emc(E) scsi_dh_alua(E) efivarfs(E) nov 29 20:06:37 kernel: CR2: 0000000000000008 nov 29 20:06:37 kernel: ---[ end trace 6d210eaeb18f974a ]--- nov 29 20:06:37 kernel: RIP: 0010:amdgpu_dm_atomic_commit_tail+0x339/0xdc0 [amdgpu] nov 29 20:06:37 kernel: Code: b4 24 90 02 00 00 4d 89 f0 4c 89 e1 89 b2 74 02 00 00 48 8d 70 10 0f b6 50 08 48 8b 44 24 08 48 8b b8 20 b3 00 00 48 8b 04 24 <4c> 8b 48 08 e8 9e f8 ff ff 84 c0 0f 84 3b 08 00 00 41 83 c5 01 45 nov 29 20:06:37 kernel: RSP: 0018:ffffaaf64969bb70 EFLAGS: 00010202 nov 29 20:06:37 kernel: RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff9957f2506400 nov 29 20:06:37 kernel: RDX: 0000000000000001 RSI: ffff995580164040 RDI: ffff9957f2e12800 nov 29 20:06:37 kernel: RBP: ffff9957f34f5800 R08: ffff99557f848400 R09: 0000000000000438 nov 29 20:06:37 kernel: R10: ffff995579179c00 R11: 0000000000000780 R12: ffff9957f2506400 nov 29 20:06:37 kernel: R13: 0000000000000000 R14: ffff99557f848400 R15: ffff99557a144d80 nov 29 20:06:37 kernel: FS: 00007f0a435a9a80(0000) GS:ffff9957fbc00000(0000) knlGS:0000000000000000 nov 29 20:06:37 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 nov 29 20:06:37 kernel: CR2: 0000000000000008 CR3: 0000000537876000 CR4: 00000000003406f0