BUG: unable to handle page fault for address: ffffed1011a43601
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 5ffcd067 P4D 5ffcd067 PUD 2fff7067 PMD 0 
Oops: Oops: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.16.0-rc5-syzkaller-g3f31a806a62e #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: cgroup_destroy css_free_rwork_fn
RIP: 0010:css_rstat_updated_list kernel/cgroup/rstat.c:296 [inline]
RIP: 0010:css_rstat_flush+0x5ff/0x1fa0 kernel/cgroup/rstat.c:425
Code: 93 c5 d2 0d 01 0f 85 e6 14 00 00 e8 2b 1f 07 00 4c 03 6c 24 20 4d 8d 7d 08 4c 89 fb 48 c1 eb 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 03 00 74 08 4c 89 ff e8 33 9f 6a 00 49 83 3f 00 0f 84 5d 01
RSP: 0018:ffffc900001b7780 EFLAGS: 00010802
RAX: dffffc0000000000 RBX: 1ffff11011a43601 RCX: ffff88801c2f4880
RDX: 0000000000000000 RSI: ffffffff8be29d60 RDI: ffffffff8be29d20
RBP: ffffc900001b79b8 R08: ffffffff8fa1f5f7 R09: 1ffffffff1f43ebe
R10: dffffc0000000000 R11: fffffbfff1f43ebf R12: ffff88801fc40db0
R13: ffff88808d21b000 R14: 0000000000000000 R15: ffff88808d21b008
FS:  0000000000000000(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1011a43601 CR3: 0000000036ad0000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 css_rstat_exit+0xa9/0x320 kernel/cgroup/rstat.c:491
 css_free_rwork_fn+0x8b/0xc50 kernel/cgroup/cgroup.c:5449
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
CR2: ffffed1011a43601
---[ end trace 0000000000000000 ]---
RIP: 0010:css_rstat_updated_list kernel/cgroup/rstat.c:296 [inline]
RIP: 0010:css_rstat_flush+0x5ff/0x1fa0 kernel/cgroup/rstat.c:425
Code: 93 c5 d2 0d 01 0f 85 e6 14 00 00 e8 2b 1f 07 00 4c 03 6c 24 20 4d 8d 7d 08 4c 89 fb 48 c1 eb 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 03 00 74 08 4c 89 ff e8 33 9f 6a 00 49 83 3f 00 0f 84 5d 01
RSP: 0018:ffffc900001b7780 EFLAGS: 00010802
RAX: dffffc0000000000 RBX: 1ffff11011a43601 RCX: ffff88801c2f4880
RDX: 0000000000000000 RSI: ffffffff8be29d60 RDI: ffffffff8be29d20
RBP: ffffc900001b79b8 R08: ffffffff8fa1f5f7 R09: 1ffffffff1f43ebe
R10: dffffc0000000000 R11: fffffbfff1f43ebf R12: ffff88801fc40db0
R13: ffff88808d21b000 R14: 0000000000000000 R15: ffff88808d21b008
FS:  0000000000000000(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1011a43601 CR3: 0000000036ad0000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess), 5 bytes skipped:
   0:	0f 85 e6 14 00 00    	jne    0x14ec
   6:	e8 2b 1f 07 00       	call   0x71f36
   b:	4c 03 6c 24 20       	add    0x20(%rsp),%r13
  10:	4d 8d 7d 08          	lea    0x8(%r13),%r15
  14:	4c 89 fb             	mov    %r15,%rbx
  17:	48 c1 eb 03          	shr    $0x3,%rbx
  1b:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  22:	fc ff df
* 25:	80 3c 03 00          	cmpb   $0x0,(%rbx,%rax,1) <-- trapping instruction
  29:	74 08                	je     0x33
  2b:	4c 89 ff             	mov    %r15,%rdi
  2e:	e8 33 9f 6a 00       	call   0x6a9f66
  33:	49 83 3f 00          	cmpq   $0x0,(%r15)
  37:	0f                   	.byte 0xf
  38:	84 5d 01             	test   %bl,0x1(%rbp)