igt@xe_exec_balancer@once-cm-virtual-userptr-rebind - abort - BUG: unable to handle page fault for address: ffff8885bcc790b0
http://gfx-ci.igk.intel.com/cibuglog-ng/testresult/1722345388?query_key=53cd52ea9cd89c43562263c26f886b16f0f10153
<4> [207.214450] ? __pfx_kthread+0x10/0x10
<4> [207.214452] ret_from_fork+0x39/0x60
<4> [207.214455] ? __pfx_kthread+0x10/0x10
<4> [207.214457] ret_from_fork_asm+0x1b/0x30
<4> [207.214460] </TASK>
<4> [207.214461] ---[ end trace ]---
<1> [207.214464] BUG: unable to handle page fault for address: ffff8885bcc790b0
<1> [207.214468] #PF: supervisor write access in kernel mode
<1> [207.214470] #PF: error_code(0x0002) - not-present page
<6> [207.214473] PGD f801067 P4D f801067 PUD 0
<4> [207.214476] Oops: 0002 [#1] PREEMPT SMP NOPTI
<4> [207.214479] CPU: 2 PID: 1694 Comm: kworker/u32:210 Tainted: G U W 6.8.0-xe #1
<4> [207.214482] Hardware name: Intel Corporation Alder Lake Client Platform/AlderLake-P DDR5 RVP, BIOS RPLPFWI1.R00.4035.A00.2301200723 01/20/2023
<4> [207.214486] Workqueue: xe-ordered-wq preempt_rebind_work_func [xe]
<7> [207.214467] xe 0000:00:02.0: [drm:intel_power_well_enable [xe]] enabling DC_off
<4> [207.214546]
<4> [207.214546] RIP: 0010:__lock_acquire+0xb5/0x2f00