Attachment 136910 Details for Bug 104743 – Null pointer stack

Null pointer stack

null_pointer_stack.txt (text/plain), 3.44 KB, created by dmiller150 on 2018-01-22 23:16:13 UTC

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Creator: dmiller150

Created: 2018-01-22 23:16:13 UTC

Size: 3.44 KB

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obsolete

>Jan 19 18:28:44 clampett kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000138
>Jan 19 18:28:44 clampett kernel: IP: execlists_schedule+0x75/0x1f0
>Jan 19 18:28:44 clampett kernel: PGD 0 P4D 0
>Jan 19 18:28:44 clampett kernel: Oops: 0000 [#1] SMP PTI
>Jan 19 18:28:44 clampett kernel: Modules linked in: x86_pkg_temp_thermal
>Jan 19 18:28:44 clampett kernel: CPU: 1 PID: 3354 Comm: X Not tainted 4.15.0-rc7 #11
>Jan 19 18:28:44 clampett kernel: Hardware name: LENOVO 20JXS11M00/20JXS11M00, BIOS N1VET36W (1.26 ) 10/03/2017
>Jan 19 18:28:44 clampett kernel: RIP: 0010:execlists_schedule+0x75/0x1f0
>Jan 19 18:28:44 clampett kernel: RSP: 0018:ffffab5641af7b40 EFLAGS: 00010202
>Jan 19 18:28:44 clampett kernel: RAX: ffffa2d6580a4100 RBX: ffffab5641af7b40 RCX: 0000000000000001
>Jan 19 18:28:44 clampett kernel: RDX: ffffa2d6580a40c0 RSI: 0000000000000400 RDI: ffffa2d65c2d3180
>Jan 19 18:28:44 clampett kernel: RBP: 0000000000000400 R08: ffffa2d65c2d32c0 R09: 0000000000000000
>Jan 19 18:28:44 clampett kernel: R10: ffffab5641af7b50 R11: 0000000000000000 R12: 0000000000000000
>Jan 19 18:28:44 clampett kernel: R13: ffffa2d65ca75000 R14: ffffa2d659ca9fc8 R15: ffffa2d631312200
>Jan 19 18:28:44 clampett kernel: FS:  00007fdc306a68c0(0000) GS:ffffa2d65f480000(0000) knlGS:0000000000000000
>Jan 19 18:28:44 clampett kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>Jan 19 18:28:44 clampett kernel: CR2: 0000000000000138 CR3: 0000000458ac6001 CR4: 00000000003606e0
>Jan 19 18:28:44 clampett kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>Jan 19 18:28:44 clampett kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
>Jan 19 18:28:44 clampett kernel: Call Trace:
>Jan 19 18:28:44 clampett kernel:  ? __i915_gem_object_flush_for_display+0xe/0x30
>Jan 19 18:28:44 clampett kernel:  i915_gem_object_wait_priority+0x8a/0x160
>Jan 19 18:28:44 clampett kernel:  ? __kmalloc_track_caller+0x142/0x190
>Jan 19 18:28:44 clampett kernel:  intel_prepare_plane_fb+0x143/0x320
>Jan 19 18:28:44 clampett kernel:  drm_atomic_helper_prepare_planes+0x47/0xd0
>Jan 19 18:28:44 clampett kernel:  intel_atomic_commit+0x9f/0x2c0
>Jan 19 18:28:44 clampett kernel:  drm_atomic_helper_page_flip+0x82/0x90
>Jan 19 18:28:44 clampett kernel:  drm_mode_page_flip_ioctl+0x45f/0x4e0
>Jan 19 18:28:44 clampett kernel:  ? drm_mode_cursor2_ioctl+0x10/0x10
>Jan 19 18:28:44 clampett kernel:  drm_ioctl_kernel+0x60/0xa0
>Jan 19 18:28:44 clampett kernel:  drm_ioctl+0x290/0x330
>Jan 19 18:28:44 clampett kernel:  ? drm_mode_cursor2_ioctl+0x10/0x10
>Jan 19 18:28:44 clampett kernel:  ? ep_scan_ready_list.constprop.17+0x1da/0x1e0
>Jan 19 18:28:44 clampett kernel:  ? __vfs_read+0x1e/0x120
>Jan 19 18:28:44 clampett kernel:  do_vfs_ioctl+0x8a/0x5c0
>Jan 19 18:28:44 clampett kernel:  ? vfs_read+0x114/0x130
>Jan 19 18:28:44 clampett kernel:  SyS_ioctl+0x6f/0x80
>Jan 19 18:28:44 clampett kernel:  entry_SYSCALL_64_fastpath+0x17/0x70
>Jan 19 18:28:44 clampett kernel: RIP: 0033:0x7fdc2e56e8d7
>Jan 19 18:28:44 clampett kernel: RSP: 002b:00007ffc6b390158 EFLAGS: 00003246
>Jan 19 18:28:44 clampett kernel: Code: 04 24 48 8b 04 24 48 39 c4 4c 8d 50 d8 0f 84 98 00 00 00 4d 8b 02 49 8b 10 49 39 d0 48 8d 42 f8 75 32 eb 76 4c 8b 8a 38 ff ff ff <4d> 8b 89 38 01 00 00 45 8b 89 c0 00 00 00 41 39 c9 78 20 44 8b
>Jan 19 18:28:44 clampett kernel: RIP: execlists_schedule+0x75/0x1f0 RSP: ffffab5641af7b40
>Jan 19 18:28:44 clampett kernel: CR2: 0000000000000138
>Jan 19 18:28:44 clampett kernel: ---[ end trace b31705c6c69ee56f ]---

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