On Tue, Dec 27, 2016 at 12:09 AM, Sedat Dilek <sedat.dilek@gmail.com> wrote:
> [ Add some pm | i915 | x86 folks ]
>
> Hi,
>
> I have built Linux v4.10-rc1 today on my Ubuntu/precise AMD64 system
> and I see some call-traces.
> It is reproducible on suspend and resume.
>
> I cannot say which area touches the problem or if these are several
> independent problems.
>
> For a full dmesg-log see attachments (my linux-config is attached, too).
>
> Here some hunks...
>
[...]

[ cpu/hotplug ]

I got the tglx brainfart patch and it fixes the cpu/hotplug call-trace.

[ pm? | i915? ]

I see this call-trace twice.

After booting and starting  into Xorg/unity and...

[   29.772847] BUG: sleeping function called from invalid context at
drivers/base/power/runtime.c:1032
[   29.772853] in_atomic(): 1, irqs_disabled(): 0, pid: 1480, name: Xorg
[   29.772856] 1 lock held by Xorg/1480:
[   29.772857]  #0:  (&dev->struct_mutex){+.+.+.}, at:
[<ffffffffa0571c13>] i915_mutex_lock_interruptible+0x43/0x140 [i915]
[   29.772898] CPU: 2 PID: 1480 Comm: Xorg Not tainted
4.10.0-rc1-2-iniza-small #1
[   29.772899] Hardware name: SAMSUNG ELECTRONICS CO., LTD.
530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[   29.772900] Call Trace:
[   29.772907]  dump_stack+0x85/0xc2
[   29.772910]  ___might_sleep+0x196/0x260
[   29.772912]  __might_sleep+0x53/0xb0
[   29.772915]  __pm_runtime_resume+0x7a/0x90
[   29.772934]  intel_runtime_pm_get+0x25/0x90 [i915]
[   29.772954]  aliasing_gtt_bind_vma+0xaa/0xf0 [i915]
[   29.772976]  i915_vma_bind+0xaf/0x1e0 [i915]
[   29.772995]  i915_gem_execbuffer_relocate_entry+0x513/0x6f0 [i915]
[   29.772997]  ? find_get_entry+0x5/0x240
[   29.773016]  i915_gem_execbuffer_relocate_vma.isra.34+0x188/0x250 [i915]
[   29.773038]  ? __i915_vma_do_pin+0x334/0x590 [i915]
[   29.773056]  ? i915_gem_execbuffer_reserve_vma.isra.31+0x152/0x1f0 [i915]
[   29.773075]  ? i915_gem_execbuffer_reserve.isra.32+0x372/0x3a0 [i915]
[   29.773101]  i915_gem_do_execbuffer.isra.38+0xa70/0x1a40 [i915]
[   29.773105]  ? __might_fault+0x4e/0xb0
[   29.773132]  i915_gem_execbuffer2+0xc5/0x260 [i915]
[   29.773135]  ? __might_fault+0x4e/0xb0
[   29.773155]  drm_ioctl+0x206/0x450 [drm]
[   29.773182]  ? i915_gem_execbuffer+0x340/0x340 [i915]
[   29.773187]  ? __fget+0x5/0x200
[   29.773191]  do_vfs_ioctl+0x91/0x6f0
[   29.773193]  ? __fget+0x111/0x200
[   29.773195]  ? __fget+0x5/0x200
[   29.773198]  SyS_ioctl+0x79/0x90
[   29.773203]  entry_SYSCALL_64_fastpath+0x23/0xc6
[   29.773205] RIP: 0033:0x7fc6b8986bb7
[   29.773207] RSP: 002b:00007ffc1133a418 EFLAGS: 00003202 ORIG_RAX:
0000000000000010
[   29.773210] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fc6b8986bb7
[   29.773212] RDX: 00007ffc1133a518 RSI: 0000000040406469 RDI: 0000000000000009
[   29.773213] RBP: 00007ffc1133a330 R08: 0000000000000040 R09: 0101010101010101
[   29.773215] R10: 0000000000000000 R11: 0000000000003202 R12: 0000000000000008
[   29.773216] R13: 00000000000000f5 R14: 0000000000000000 R15: 0000000000000000

After suspend/resume...

[  153.131294] PM: resume of devices complete after 783.799 msecs
[  153.133556] Restarting tasks ... done.
[  154.668836] BUG: sleeping function called from invalid context at
drivers/base/power/runtime.c:1032
[  154.668848] in_atomic(): 1, irqs_disabled(): 0, pid: 1480, name: Xorg
[  154.668854] 1 lock held by Xorg/1480:
[  154.668856]  #0:  (&dev->struct_mutex){+.+.+.}, at:
[<ffffffffa0571c13>] i915_mutex_lock_interruptible+0x43/0x140 [i915]
[  154.668939] CPU: 2 PID: 1480 Comm: Xorg Tainted: G        W
4.10.0-rc1-2-iniza-small #1
[  154.668942] Hardware name: SAMSUNG ELECTRONICS CO., LTD.
530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
[  154.668945] Call Trace:
[  154.668958]  dump_stack+0x85/0xc2
[  154.668965]  ___might_sleep+0x196/0x260
[  154.668970]  __might_sleep+0x53/0xb0
[  154.668976]  __pm_runtime_resume+0x7a/0x90
[  154.669025]  intel_runtime_pm_get+0x25/0x90 [i915]
[  154.669073]  aliasing_gtt_bind_vma+0xaa/0xf0 [i915]
[  154.669127]  i915_vma_bind+0xaf/0x1e0 [i915]
[  154.669175]  i915_gem_execbuffer_relocate_entry+0x513/0x6f0 [i915]
[  154.669181]  ? free_hot_cold_page+0x1c1/0x390
[  154.669227]  i915_gem_execbuffer_relocate_vma.isra.34+0x188/0x250 [i915]
[  154.669275]  ? i915_gem_execbuffer_reserve_vma.isra.31+0x152/0x1f0 [i915]
[  154.669318]  ? i915_gem_execbuffer_reserve.isra.32+0x372/0x3a0 [i915]
[  154.669362]  i915_gem_do_execbuffer.isra.38+0xa70/0x1a40 [i915]
[  154.669368]  ? __might_fault+0x4e/0xb0
[  154.669412]  i915_gem_execbuffer2+0xc5/0x260 [i915]
[  154.669415]  ? __might_fault+0x4e/0xb0
[  154.669443]  drm_ioctl+0x206/0x450 [drm]
[  154.669486]  ? i915_gem_execbuffer+0x340/0x340 [i915]
[  154.669493]  ? __fget+0x5/0x200
[  154.669498]  do_vfs_ioctl+0x91/0x6f0
[  154.669502]  ? __fget+0x111/0x200
[  154.669505]  ? __fget+0x5/0x200
[  154.669510]  SyS_ioctl+0x79/0x90
[  154.669518]  entry_SYSCALL_64_fastpath+0x23/0xc6
[  154.669522] RIP: 0033:0x7fc6b8986bb7
[  154.669525] RSP: 002b:00007ffc1133a418 EFLAGS: 00003202 ORIG_RAX:
0000000000000010
[  154.669530] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc6b8986bb7
[  154.669532] RDX: 00007ffc1133a518 RSI: 0000000040406469 RDI: 0000000000000009
[  154.669535] RBP: 00007ffc1133a680 R08: 0000000000000040 R09: 0101010101010101
[  154.669537] R10: 0025ebd590960000 R11: 0000000000003202 R12: 000055b0264c9260
[  154.669540] R13: 000055b027899350 R14: 0000000000000000 R15: 00007ffc1133a880

Again I send you my dmesg-log, linux-config and patches on top of
Linux v4.10-rc1.

Thanks.

- Sedat -