[ 234.357893] netpoll: netconsole: local port 6665 [ 234.357928] netpoll: netconsole: local IPv4 address 0.0.0.0 [ 234.357972] netpoll: netconsole: interface 'eth5' [ 234.358014] netpoll: netconsole: remote port 6666 [ 234.358056] netpoll: netconsole: remote IPv4 address 10.239.156.108 [ 234.358096] netpoll: netconsole: remote ethernet address 74:d0:2b:95:69:65 [ 234.358135] netpoll: netconsole: local IP 10.239.156.129 [ 234.358227] console [netcon0] enabled [ 234.358260] netconsole: network logging started [ 234.381264] console [netcon0] disabled [ 234.393018] netpoll: netconsole: local port 6665 [ 234.393051] netpoll: netconsole: local IPv4 address 0.0.0.0 [ 234.393084] netpoll: netconsole: interface 'eth5' [ 234.393111] netpoll: netconsole: remote port 6666 [ 234.393138] netpoll: netconsole: remote IPv4 address 10.239.156.108 [ 234.393190] netpoll: netconsole: remote ethernet address 74:d0:2b:95:69:65 [ 234.393251] netpoll: netconsole: local IP 10.239.156.129 [ 234.393312] console [netcon0] enabled [ 234.393349] netconsole: network logging started [ 263.328292] gem_evict_alignment: executing [ 263.328411] [drm:i915_gem_open] [ 263.329775] [drm:gen8_ppgtt_init] Allocated 4 pages for page directories (0 wasted) [ 263.329822] [drm:gen8_ppgtt_init] Allocated 2048 pages for page tables (0 wasted) [ 263.330393] [drm:i915_gem_open] [ 263.331781] [drm:gen8_ppgtt_init] Allocated 4 pages for page directories (0 wasted) [ 263.331831] [drm:gen8_ppgtt_init] Allocated 2048 pages for page tables (0 wasted) [ 263.332065] [drm:i915_gem_open] [ 263.333438] [drm:gen8_ppgtt_init] Allocated 4 pages for page directories (0 wasted) [ 263.333491] [drm:gen8_ppgtt_init] Allocated 2048 pages for page tables (0 wasted) [ 263.333734] gem_evict_alignment: starting subtest major-hang [ 263.348220] gem_evict_align (4919): drop_caches: 3 [ 263.349148] gem_evict_alignment: exiting, ret=0 [ 269.587998] [drm] stuck on render ring [ 269.588777] [drm] GPU HANG: ecode 8:0:0xe757fffe, reason: Ring hung, action: reset [ 269.588823] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. [ 269.588875] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel [ 269.588926] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. [ 269.588980] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. [ 269.589034] [drm] GPU crash dump saved to /sys/class/drm/card0/error [ 269.589109] [drm:i915_error_work_func] resetting chip [ 269.590990] drm/i915: Resetting chip after gpu hang [ 269.591035] [drm:gen8_init_common_ring] Execlists enabled for render ring [ 269.591088] [drm:gen8_init_common_ring] Execlists enabled for bsd ring [ 269.591126] [drm:gen8_init_common_ring] Execlists enabled for blitter ring [ 269.591172] [drm:gen8_init_common_ring] Execlists enabled for video enhancement ring [ 269.591247] [drm:ironlake_update_primary_plane] Writing base 00885000 00000000 0 0 7680 [ 269.591537] [drm:intel_crtc_set_config] [CRTC:19] [FB:49] #connectors=1 (x y) (0 0) [ 269.591584] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:19], mode_changed=0, fb_changed=0 [ 269.591642] [drm:intel_modeset_stage_output_state] [CONNECTOR:30:eDP-1] to [CRTC:19] [ 269.591687] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0 [ 269.591740] [drm:connected_sink_compute_bpp] [CONNECTOR:30:eDP-1] checking for sink bpp constrains [ 269.591792] [drm:intel_dp_compute_config] DP link computation with max lane count 2 max bw 0a pixel clock 138780KHz [ 269.591853] [drm:intel_dp_compute_config] DP link bw 0a lane count 2 clock 270000 bpp 24 [ 269.591898] [drm:intel_dp_compute_config] DP link bw required 333072 available 432000 [ 269.591965] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0 [ 269.592038] [drm:intel_dump_pipe_config] [CRTC:19][modeset] config for pipe A [ 269.592095] [drm:intel_dump_pipe_config] cpu_transcoder: D [ 269.592139] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0 [ 269.592195] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0 [ 269.592281] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6467616, gmch_n: 8388608, link_m: 269484, link_n: 524288, tu: 64 [ 269.592371] [drm:intel_dump_pipe_config] dp: 1, gmch_m2: 0, gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0 [ 269.592444] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0 [ 269.592494] [drm:intel_dump_pipe_config] requested mode: [ 269.594374] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa [ 269.596051] [drm:intel_dump_pipe_config] adjusted mode: [ 269.597717] [drm:drm_mode_debug_printmodeline] Modeline 0:"1920x1080" 60 138780 1920 1966 1996 2080 1080 1082 1086 1112 0x48 0xa [ 269.599433] [drm:intel_dump_crtc_timings] crtc timings: 138780 1920 1966 1996 2080 1080 1082 1086 1112, type: 0x48 flags: 0xa [ 269.601167] [drm:intel_dump_pipe_config] port clock: 270000 [ 269.602897] [drm:intel_dump_pipe_config] pipe src size: 1920x1080 [ 269.604636] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 269.606415] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 269.608203] [drm:intel_dump_pipe_config] ips: 1 [ 269.609974] [drm:intel_dump_pipe_config] double wide: 0 [ 269.611742] [drm:intel_crtc_set_config] [CRTC:23] [NOFB] [ 269.613518] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:23], mode_changed=0, fb_changed=0 [ 269.615345] [drm:intel_modeset_stage_output_state] [CONNECTOR:30:eDP-1] to [CRTC:19] [ 269.617160] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0 [ 269.618984] [drm:intel_crtc_set_config] [CRTC:27] [NOFB] [ 269.620810] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:27], mode_changed=0, fb_changed=0 [ 269.622694] [drm:intel_modeset_stage_output_state] [CONNECTOR:30:eDP-1] to [CRTC:19] [ 269.624594] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0 [ 271.588893] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on [ 289.543642] stack segment: 0000 [#1] SMP [ 289.546507] Modules linked in: netconsole configfs ipv6 dm_mod iTCO_wdt iTCO_vendor_support ppdev snd_hda_codec_hdmi i2c_i801 snd_hda_intel snd_hda_controller pcspkr snd_hda_codec snd_hwdep snd_pcm lpc_ich snd_timer mfd_core snd soundcore battery parport_pc parport ac acpi_cpufreq i915 button video drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea [last unloaded: netconsole] [ 289.552989] CPU: 3 PID: 4927 Comm: bash Not tainted 3.19.0-rc4_drm-intel-nightly_d6bc7a_20150121+ #718 [ 289.556234] task: ffff880144cbb800 ti: ffff8801442f4000 task.ti: ffff8801442f4000 [ 289.559501] RIP: 0010:[] [] kmem_cache_alloc+0xd9/0x113 [ 289.562788] RSP: 0018:ffff8801442f7668 EFLAGS: 00010086 [ 289.566065] RAX: 0000000000000000 RBX: ffff8800a74b5980 RCX: 000000000000237a [ 289.569358] RDX: 0000000000002379 RSI: 0000000000000020 RDI: ffff88014a003900 [ 289.572645] RBP: ff880143ca058000 R08: 0000000000015520 R09: 0000000000000000 [ 289.575930] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88014a003900 [ 289.579197] R13: 0000000000000020 R14: ffffffff813ff889 R15: 0000000000f00033 [ 289.582443] FS: 00007f28520f7740(0000) GS:ffff88014ecc0000(0000) knlGS:0000000000000000 [ 289.585714] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 289.588972] CR2: 00007f2d8b27db98 CR3: 0000000144afe000 CR4: 00000000003407e0 [ 289.592262] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 289.595543] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 289.598824] Stack: [ 289.602061] 0000000000000000 ffff8800a74b5980 ffffffff81c01050 0000000000000020 [ 289.605347] ffff8800a7ec0800 ffff8800a7ec0800 0000000000f00033 ffffffff813ff889 [ 289.608619] ffff8800a7ec0800 ffff8800a7da36d8 ffff8800a7c91800 ffff8800a7ec0800 [ 289.611842] Call Trace: [ 289.615019] [] ? scsi_host_alloc_command+0x3e/0x9e [ 289.618221] [] ? scsi_get_command+0x16/0x128 [ 289.621397] [] ? scsi_prep_fn+0x58/0x139 [ 289.624559] [] ? blk_peek_request+0xf7/0x216 [ 289.627711] [] ? scsi_request_fn+0x2f/0x5cc [ 289.630881] [] ? __blk_run_queue+0x29/0x31 [ 289.634054] [] ? blk_queue_bio+0x27d/0x2bc [ 289.637234] [] ? generic_make_request+0x93/0xd0 [ 289.640396] [] ? submit_bio+0xff/0x11d [ 289.643539] [] ? _submit_bh+0x104/0x122 [ 289.646636] [] ? ll_rw_block+0x6d/0x77 [ 289.649693] [] ? __breadahead+0x2c/0x40 [ 289.652736] [] ? __ext4_get_inode_loc+0x287/0x396 [ 289.655748] [] ? ext4_iget+0x58/0x8e4 [ 289.658720] [] ? kmem_cache_alloc+0x27/0x113 [ 289.661678] [] ? ext4_lookup+0xce/0x12d [ 289.664621] [] ? lookup_real+0x23/0x3d [ 289.667550] [] ? __lookup_hash+0x2a/0x31 [ 289.670461] [] ? lookup_slow+0x3c/0xa2 [ 289.673357] [] ? link_path_walk+0x227/0x74a [ 289.676263] [] ? kmem_cache_alloc+0x27/0x113 [ 289.679142] [] ? path_openat+0x1e4/0x560 [ 289.681996] [] ? do_filp_open+0x2b/0x6f [ 289.684822] [] ? do_open_execat+0x7b/0x138 [ 289.687643] [] ? open_exec+0x26/0x2b [ 289.690458] [] ? load_elf_binary+0x157/0x15af [ 289.693234] [] ? copy_strings.isra.24+0x247/0x29a [ 289.695975] [] ? search_binary_handler+0x71/0x17a [ 289.698656] [] ? do_execveat_common.isra.29+0x46d/0x641 [ 289.701306] [] ? do_execve+0x23/0x28 [ 289.703906] [] ? SyS_execve+0x23/0x2a [ 289.706511] [] ? stub_execve+0x69/0xa0 [ 289.709086] Code: e9 4d 89 f8 4c 89 f1 48 89 ea 48 89 de 41 ff 14 24 49 83 c4 10 49 83 3c 24 00 eb 36 eb 38 49 63 44 24 20 4d 8b 04 24 48 8d 4a 01 <48> 8b 5c 05 00 48 89 e8 65 49 0f c7 08 0f 94 c0 84 c0 0f 85 78 [ 289.712062] RIP [] kmem_cache_alloc+0xd9/0x113 [ 289.714785] RSP [ 289.717511] ---[ end trace c5be55bf5fe86734 ]--- [ 349.512500] INFO: rcu_sched detected stalls on CPUs/tasks: { 1} (detected by 3, t=60002 jiffies, g=1849, c=1848, q=10) [ 349.515297] Task dump for CPU 1: [ 349.518035] swapper/1 R running task 0 0 1 0x00000008 [ 349.520791] ffffffff8179c361 ffff88014869f000 0000000000004000 0000000000012480 [ 349.523546] ffff880149bb1800 0000000000000086 ffffffff8107d7d5 00000056e1036000 [ 349.526276] ffffffff8107cdb5 0000000000000040 ffffffff81081217 ffff88014ec4be00 [ 349.528973] Call Trace: [ 349.531620] [] ? __schedule+0x6a1/0x817 [ 349.534270] [] ? __hrtimer_start_range_ns+0x272/0x29b [ 349.536908] [] ? get_next_timer_interrupt+0x197/0x20f [ 349.539432] [] ? ktime_get+0x44/0x80 [ 349.541829] [] ? clockevents_program_event+0x9a/0xb6 [ 349.544166] [] ? sched_clock_cpu+0xc/0x99 [ 349.546476] [] ? default_idle+0x34/0x8e [ 349.548816] [] ? cpu_startup_entry+0x170/0x2e0 [ 529.417370] INFO: rcu_sched detected stalls on CPUs/tasks: { 1} (detected by 3, t=240007 jiffies, g=1849, c=1848, q=89) [ 529.419705] Task dump for CPU 1: [ 529.422001] swapper/1 R running task 0 0 1 0x00000008 [ 529.424345] ffffffff8179c361 ffff88014869f000 0000000000004000 0000000000012480 [ 529.426711] ffff880149bb1800 0000000000000086 ffffffff8107d7d5 00000056e1036000 [ 529.429085] ffffffff8107cdb5 0000000000000040 ffffffff81081217 ffff88014ec4be00 [ 529.431445] Call Trace: [ 529.433760] [] ? __schedule+0x6a1/0x817 [ 529.436080] [] ? __hrtimer_start_range_ns+0x272/0x29b [ 529.438409] [] ? get_next_timer_interrupt+0x197/0x20f [ 529.440754] [] ? ktime_get+0x44/0x80 [ 529.443084] [] ? clockevents_program_event+0x9a/0xb6 [ 529.445398] [] ? sched_clock_cpu+0xc/0x99 [ 529.447702] [] ? default_idle+0x34/0x8e [ 529.449998] [] ? cpu_startup_entry+0x170/0x2e0 [ 709.322240] INFO: rcu_sched detected stalls on CPUs/tasks: { 1} (detected by 3, t=420012 jiffies, g=1849, c=1848, q=89) [ 709.324603] Task dump for CPU 1: [ 709.326933] swapper/1 R running task 0 0 1 0x00000008 [ 709.329306] ffffffff8179c361 ffff88014869f000 0000000000004000 0000000000012480 [ 709.331709] ffff880149bb1800 0000000000000086 ffffffff8107d7d5 00000056e1036000 [ 709.334127] ffffffff8107cdb5 0000000000000040 ffffffff81081217 ffff88014ec4be00 [ 709.336550] Call Trace: [ 709.338946] [] ? __schedule+0x6a1/0x817 [ 709.341371] [] ? __hrtimer_start_range_ns+0x272/0x29b [ 709.343808] [] ? get_next_timer_interrupt+0x197/0x20f [ 709.346257] [] ? ktime_get+0x44/0x80 [ 709.348698] [] ? clockevents_program_event+0x9a/0xb6 [ 709.351228] [] ? sched_clock_cpu+0xc/0x99 [ 709.353692] [] ? default_idle+0x34/0x8e [ 709.356141] [] ? cpu_startup_entry+0x170/0x2e0 [ 889.227111] INFO: rcu_sched detected stalls on CPUs/tasks: { 1} (detected by 3, t=600017 jiffies, g=1849, c=1848, q=587) [ 889.229669] Task dump for CPU 1: [ 889.232199] swapper/1 R running task 0 0 1 0x00000008 [ 889.234785] ffffffff8179c361 ffff88014869f000 0000000000004000 0000000000012480 [ 889.237399] ffff880149bb1800 0000000000000086 ffffffff8107d7d5 00000056e1036000 [ 889.240031] ffffffff8107cdb5 0000000000000040 ffffffff81081217 ffff88014ec4be00 [ 889.242667] Call Trace: [ 889.245279] [] ? __schedule+0x6a1/0x817 [ 889.247924] [] ? __hrtimer_start_range_ns+0x272/0x29b [ 889.250585] [] ? get_next_timer_interrupt+0x197/0x20f [ 889.253253] [] ? ktime_get+0x44/0x80 [ 889.255916] [] ? clockevents_program_event+0x9a/0xb6 [ 889.258584] [] ? sched_clock_cpu+0xc/0x99 [ 889.261255] [] ? default_idle+0x34/0x8e [ 889.263914] [] ? cpu_startup_entry+0x170/0x2e0 [ 1069.131981] INFO: rcu_sched detected stalls on CPUs/tasks: { 1} (detected by 3, t=780022 jiffies, g=1849, c=1848, q=587) [ 1069.134760] Task dump for CPU 1: [ 1069.137511] swapper/1 R running task 0 0 1 0x00000008 [ 1069.140215] ffffffff8179c361 ffff88014869f000 0000000000004000 0000000000012480 [ 1069.142856] ffff880149bb1800 0000000000000086 ffffffff8107d7d5 00000056e1036000 [ 1069.145508] ffffffff8107cdb5 0000000000000040 ffffffff81081217 ffff88014ec4be00 [ 1069.148153] Call Trace: [ 1069.150725] [] ? __schedule+0x6a1/0x817 [ 1069.153283] [] ? __hrtimer_start_range_ns+0x272/0x29b [ 1069.155842] [] ? get_next_timer_interrupt+0x197/0x20f [ 1069.158393] [] ? ktime_get+0x44/0x80 [ 1069.160922] [] ? clockevents_program_event+0x9a/0xb6 [ 1069.163465] [] ? sched_clock_cpu+0xc/0x99 [ 1069.165993] [] ? default_idle+0x34/0x8e [ 1069.168503] [] ? cpu_startup_entry+0x170/0x2e0