igt@i915_selftest@live@slpc - incomplete - RIP: 0010:check_preemption_disabled
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_11539/bat-adlp-4/igt@i915_selftest@live@slpc.html
<1> [676.160001] BUG: kernel NULL pointer dereference, address: 0000000000000020
<1> [676.160013] #PF: supervisor write access in kernel mode
<1> [676.160019] #PF: error_code(0x0002) - not-present page
<6> [676.160024] PGD 0 P4D 0
<4> [676.160031] Oops: 0002 [#1] PREEMPT SMP NOPTI
<4> [676.160037] CPU: 12 PID: 6462 Comm: i915_selftest Tainted: G U 5.18.0-rc3-CI_DRM_11539-g6cb847509fe9+ #1
<4> [676.160045] Hardware name: Intel Corporation Alder Lake Client Platform/AlderLake-P LP5 RVP, BIOS ADLPFWI1.R00.2327.A00.2108120709 08/12/2021
<4> [676.160049] RIP: 0010:check_preemption_disabled+0x0/0xe0
<4> [676.160062] Code: 46 fc ff ff 48 8b 3c 24 e9 2d f3 ff ff e9 38 fc ff ff cc cc cc cc cc cc cc cc 48 8b 05 e1 33 c3 00 c3 cc cc cc cc cc cc cc cc <41> 55 41 54 55 53 65 8b 1d b3 cf 50 7e 65 8b 05 1c 29 51 7e a9 ff
<4> [676.160068] RSP: 0018:ffffc90001c779a8 EFLAGS: 00010046
<4> [676.160075] RAX: 0000000000000000 RBX: ffff8881103f89f8 RCX: 0000000000000000
<4> [676.160079] RDX: 0000000080000000 RSI: ffffffff822e5c18 RDI: ffffffff8233fe47
<4> [676.160084] RBP: ffffffff82648450 R08: 0000000000000001 R09: 0000000000000001
<4> [676.160088] R10: 0000000000000001 R11: 00000000c2621642 R12: ffff8881103f8040
<4> [676.160091] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000046
<4> [676.160096] FS: 00007fe6198ed500(0000) GS:ffff8882a7400000(0000) knlGS:0000000000000000
<4> [676.160101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [676.160106] CR2: 0000000000000020 CR3: 000000013c3a6005 CR4: 0000000000770ee0
<4> [676.160110] PKRU: 55555554
<4> [676.160113] Call Trace: