------------[ cut here ]------------ WARNING: CPU: 1 PID: 5920 at kernel/cgroup/rstat.c:314 css_rstat_updated_list kernel/cgroup/rstat.c:314 [inline] WARNING: CPU: 1 PID: 5920 at kernel/cgroup/rstat.c:314 css_rstat_flush+0x76f/0x1fa0 kernel/cgroup/rstat.c:425 Modules linked in: CPU: 1 UID: 0 PID: 5920 Comm: kworker/1:5 Not tainted 6.16.0-rc4-syzkaller-g0238c45fbbf8 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: cgroup_destroy css_free_rwork_fn RIP: 0010:css_rstat_updated_list kernel/cgroup/rstat.c:314 [inline] RIP: 0010:css_rstat_flush+0x76f/0x1fa0 kernel/cgroup/rstat.c:425 Code: df 80 3c 08 00 74 08 4c 89 e7 e8 9c 32 69 00 49 8b 1c 24 48 3b 5c 24 38 74 22 e8 9c 1e 07 00 e9 72 ff ff ff e8 92 1e 07 00 90 <0f> 0b 90 eb bd e8 87 1e 07 00 45 31 e4 e9 bb 03 00 00 e8 7a 1e 07 RSP: 0018:ffffc90004d8f780 EFLAGS: 00010093 RAX: ffffffff81b935de RBX: ffff88803189a000 RCX: ffff888030e48000 RDX: 0000000000000000 RSI: ffffffff8be27da0 RDI: ffffffff8be27d60 RBP: ffffc90004d8f9b8 R08: ffffffff8fa1b8f7 R09: 1ffffffff1f4371e R10: dffffc0000000000 R11: fffffbfff1f4371f R12: ffffe8ffffc23cc8 R13: ffff88803189a000 R14: ffffffff8dbb9c60 R15: ffff888125c28008 FS: 0000000000000000(0000) GS:ffff888125d28000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc15153e990 CR3: 0000000033a20000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: css_rstat_exit+0xa9/0x320 kernel/cgroup/rstat.c:491 css_free_rwork_fn+0x90/0xb80 kernel/cgroup/cgroup.c:5449 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xade/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