general protection fault, probably for non-canonical address 0xdffffc000000006f: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000378-0x000000000000037f]
CPU: 1 PID: 9555 Comm: kworker/1:3 Not tainted 5.13.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: cgroup_destroy css_release_work_fn
RIP: 0010:cgroup_rstat_cpu kernel/cgroup/rstat.c:13 [inline]
RIP: 0010:cgroup_rstat_cpu_pop_updated kernel/cgroup/rstat.c:106 [inline]
RIP: 0010:cgroup_rstat_flush_locked+0x182/0xcc0 kernel/cgroup/rstat.c:161
Code: 85 f6 49 89 f4 48 89 44 24 10 75 0a e9 94 06 00 00 4c 8b 64 24 08 e8 cd f5 05 00 4d 8d bc 24 78 03 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 28 00 0f 85 6b 08 00 00 49 8b 9c 24 78 03 00 00 48 83 3c
RSP: 0018:ffffc90003d5fc20 EFLAGS: 00010006
RAX: 000000000000006f RBX: ffffe8ffffc8f5c0 RCX: 0000000000000000
RDX: ffff888067551c40 RSI: ffffffff816ee6b3 RDI: ffffe8ffffc8f5f0
RBP: ffff888073a7a000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff520007abf76 R11: 0000000000000000 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff8880b9c00000 R15: 0000000000000378
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ca21000 CR3: 0000000052fb1000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 cgroup_rstat_flush+0x3a/0x50 kernel/cgroup/rstat.c:203
 css_release_work_fn+0x440/0x920 kernel/cgroup/cgroup.c:4991
 process_one_work+0x98d/0x1600 kernel/workqueue.c:2276
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2422
 kthread+0x3b1/0x4a0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Modules linked in:
---[ end trace 3e5bc0bfa8e7a20f ]---
RIP: 0010:cgroup_rstat_cpu kernel/cgroup/rstat.c:13 [inline]
RIP: 0010:cgroup_rstat_cpu_pop_updated kernel/cgroup/rstat.c:106 [inline]
RIP: 0010:cgroup_rstat_flush_locked+0x182/0xcc0 kernel/cgroup/rstat.c:161
Code: 85 f6 49 89 f4 48 89 44 24 10 75 0a e9 94 06 00 00 4c 8b 64 24 08 e8 cd f5 05 00 4d 8d bc 24 78 03 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 28 00 0f 85 6b 08 00 00 49 8b 9c 24 78 03 00 00 48 83 3c
RSP: 0018:ffffc90003d5fc20 EFLAGS: 00010006
RAX: 000000000000006f RBX: ffffe8ffffc8f5c0 RCX: 0000000000000000
RDX: ffff888067551c40 RSI: ffffffff816ee6b3 RDI: ffffe8ffffc8f5f0
RBP: ffff888073a7a000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff520007abf76 R11: 0000000000000000 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff8880b9c00000 R15: 0000000000000378
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ca21000 CR3: 0000000052fb1000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400