------------[ cut here ]------------
WARNING: CPU: 0 PID: 4475 at kernel/freezer.c:129 __set_task_frozen+0x1e9/0x290 kernel/freezer.c:129
Modules linked in:
CPU: 0 PID: 4475 Comm: syz.4.34 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__set_task_frozen+0x1e9/0x290 kernel/freezer.c:129
Code: 68 c7 03 00 80 00 00 bd 00 80 00 00 89 e8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 a3 83 11 00 0f 0b e9 2c ff ff ff e8 97 83 11 00 <0f> 0b eb bf 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 38 fe ff ff 48 89
RSP: 0018:ffffc90004a2fa70 EFLAGS: 00010087
RAX: ffffffff8170aa89 RBX: ffff888024d98018 RCX: 0000000000080000
RDX: ffffc9000e02a000 RSI: 0000000000027b65 RDI: 0000000000027b66
RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000945f30 R12: 0000000000000000
R13: 1ffff110049b3003 R14: ffff888024d98ad8 R15: dffffc0000000000
FS:  00007f2d060bc6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002000 CR3: 000000001db15000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 task_call_func+0x19e/0x260 kernel/sched/core.c:4308
 __freeze_task kernel/freezer.c:139 [inline]
 freeze_task+0x213/0x3a0 kernel/freezer.c:158
 try_to_freeze_tasks+0x190/0x600 kernel/power/process.c:54
 freeze_processes+0xc5/0x1e0 kernel/power/process.c:137
 hibernate+0x142/0x520 kernel/power/hibernate.c:752
 state_store+0x22b/0x290 kernel/power/main.c:641
 kernfs_fop_write_iter+0x3a0/0x520 fs/kernfs/file.c:352
 call_write_iter include/linux/fs.h:2265 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x482/0x9a0 fs/read_write.c:584
 ksys_write+0x14d/0x260 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2d0519e019
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2d060bc028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2d05425fa0 RCX: 00007f2d0519e019
RDX: 0000000000000005 RSI: 0000200000000180 RDI: 0000000000000003
RBP: 00007f2d0523500c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2d05426038 R14: 00007f2d05425fa0 R15: 00007ffe50be6728
 </TASK>