Hi! Next has been unusable for a while, but today I got dmesg. Screen is blinking, machine is very unhappy, and ssh is slow/hangs, but I got this: This is recurring patern, usually machine dies like this within 30 minutes of boot. [ 455.019838] perf: interrupt took too long (2509 > 2500), lowering kernel.perf_event_max_sample_rate to 79500 [ 752.720607] perf: interrupt took too long (3153 > 3136), lowering kernel.perf_event_max_sample_rate to 63250 [ 1235.055394] BUG: unable to handle page fault for address: f8801000 [ 1235.055408] #PF: supervisor write access in kernel mode [ 1235.055414] #PF: error_code(0x0002) - not-present page [ 1235.055420] *pdpt = 0000000031ff2001 *pde = 0000000000000000 [ 1235.055436] Oops: 0002 [#1] PREEMPT SMP PTI [ 1235.055446] CPU: 1 PID: 3013 Comm: Xorg Not tainted 5.8.0-next-20200807+ #132 [ 1235.055453] Hardware name: LENOVO 17097HU/17097HU, BIOS 7BETD8WW (2.19 ) 03/31/2011 [ 1235.055466] EIP: eb_relocate_vma+0xdee/0xf50 [ 1235.055475] Code: 85 c0 fd ff ff ed ff ff ff c7 85 c4 fd ff ff ff ff ff ff 8b 85 c0 fd ff ff e9 33 f7 ff ff 8d b6 00 00 00 00 8b 85 d0 fd ff ff <c7> 03 01 00 40 10 89 43 04 8b 85 dc fd ff ff 89 43 08 e9 2c f6 ff [ 1235.055483] EAX: 009a706c EBX: f8801000 ECX: 0034e000 EDX: 00000000 [ 1235.055490] ESI: f1fd5cd4 EDI: f1fd5a5c EBP: f1fd5c6c ESP: f1fd5a04 [ 1235.055498] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00210246 [ 1235.055505] CR0: 80050033 CR2: f8801000 CR3: 31856000 CR4: 000006b0 [ 1235.055511] Call Trace: [ 1235.055529] ? i915_vma_pin+0x2f4/0x850 [ 1235.055540] ? __mutex_unlock_slowpath+0x2b/0x2c0 [ 1235.055549] ? __active_retire+0x7e/0xd0 [ 1235.055557] ? mutex_unlock+0xb/0x10 [ 1235.055564] ? i915_vma_pin+0x2f4/0x850 [ 1235.055573] ? eb_lookup_vmas+0x272/0x9f0 [ 1235.055581] i915_gem_do_execbuffer+0xa7b/0x2730 [ 1235.055595] ? intel_runtime_pm_put_unchecked+0xd/0x10 [ 1235.055602] ? i915_gem_gtt_pwrite_fast+0xf6/0x520 [ 1235.055613] ? __lock_acquire.isra.0+0x223/0x500 [ 1235.055624] ? cache_alloc_debugcheck_after+0x151/0x180 [ 1235.055632] ? kvmalloc_node+0x69/0x80 [ 1235.055639] ? __kmalloc+0x92/0x120 [ 1235.055646] ? kvmalloc_node+0x69/0x80 [ 1235.055654] i915_gem_execbuffer2_ioctl+0xdd/0x350 [ 1235.055662] ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 [ 1235.055671] drm_ioctl_kernel+0x91/0xe0 [ 1235.055679] ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 [ 1235.055686] drm_ioctl+0x1fd/0x371 [ 1235.055694] ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 [ 1235.055706] ? posix_get_monotonic_timespec+0x1d/0x80 [ 1235.055714] ? drm_ioctl_kernel+0xe0/0xe0 [ 1235.055723] __ia32_sys_ioctl+0x14b/0x7c6 [ 1235.055732] ? _copy_to_user+0x21/0x30 [ 1235.055742] ? exit_to_user_mode_prepare+0x53/0x100 [ 1235.055752] do_int80_syscall_32+0x2c/0x40 [ 1235.055761] entry_INT80_32+0x116/0x116 [ 1235.055768] EIP: 0xb7f08092 [ 1235.055776] Code: 00 00 00 e9 90 ff ff ff ff a3 24 00 00 00 68 30 00 00 00 e9 80 ff ff ff ff a3 e8 ff ff ff 66 90 00 00 00 00 00 00 00 00 cd 80 <c3> 8d b4 26 00 00 00 00 8d b6 00 00 00 00 8b 1c 24 c3 8d b4 26 00 [ 1235.055784] EAX: ffffffda EBX: 0000000a ECX: c0406469 EDX: bfe9cd4c [ 1235.055791] ESI: b72f6000 EDI: c0406469 EBP: 0000000a ESP: bfe9ccc4 [ 1235.055798] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00200292 [ 1235.055808] ? asm_exc_nmi+0xcc/0x2bc [ 1235.055813] Modules linked in: [ 1235.055823] CR2: 00000000f8801000 [ 1235.055833] ---[ end trace f487886b697d29e8 ]--- [ 1235.055840] EIP: eb_relocate_vma+0xdee/0xf50 [ 1235.055848] Code: 85 c0 fd ff ff ed ff ff ff c7 85 c4 fd ff ff ff ff ff ff 8b 85 c0 fd ff ff e9 33 f7 ff ff 8d b6 00 00 00 00 8b 85 d0 fd ff ff <c7> 03 01 00 40 10 89 43 04 8b 85 dc fd ff ff 89 43 08 e9 2c f6 ff [ 1235.055855] EAX: 009a706c EBX: f8801000 ECX: 0034e000 EDX: 00000000 [ 1235.055862] ESI: f1fd5cd4 EDI: f1fd5a5c EBP: f1fd5c6c ESP: f1fd5a04 [ 1235.055870] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00210246 [ 1235.055877] CR0: 80050033 CR2: f8801000 CR3: 31856000 CR4: 000006b0 [ 1235.062533] BUG: unable to handle page fault for address: f8803038 -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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