DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff88807db580d8, owner = 0x0, curr 0xffff88801cfdbc00, list empty
WARNING: CPU: 0 PID: 7120 at kernel/locking/rwsem.c:1368 __up_write kernel/locking/rwsem.c:1367 [inline]
WARNING: CPU: 0 PID: 7120 at kernel/locking/rwsem.c:1368 up_write+0x3a2/0x420 kernel/locking/rwsem.c:1630
Modules linked in:
CPU: 0 UID: 0 PID: 7120 Comm: syz.3.288 Not tainted 6.16.0-rc4-syzkaller-00049-gb4911fb0b060 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__up_write kernel/locking/rwsem.c:1367 [inline]
RIP: 0010:up_write+0x3a2/0x420 kernel/locking/rwsem.c:1630
Code: d0 48 c7 c7 40 f1 8a 8b 48 c7 c6 60 f3 8a 8b 48 8b 14 24 4c 89 f1 4d 89 e0 4c 8b 4c 24 08 41 52 e8 b3 3b e6 ff 48 83 c4 08 90 <0f> 0b 90 90 e9 6d fd ff ff 48 c7 c1 34 38 a1 8f 80 e1 07 80 c1 03
RSP: 0018:ffffc900051f7b50 EFLAGS: 00010296
RAX: 42e7c6a6d8fb0d00 RBX: ffff88807db580d8 RCX: 0000000000080000
RDX: ffffc900113f9000 RSI: 000000000000c14c RDI: 000000000000c14d
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa9fc R12: 0000000000000000
R13: ffff88807db58130 R14: ffff88807db580d8 R15: 1ffff1100fb6b01c
FS: 00007f4ccbda36c0(0000) GS:ffff888125c50000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555c2065c8 CR3: 000000007c5fb000 CR4: 0000000000350ef0
Call Trace:
<TASK>
inode_unlock include/linux/fs.h:879 [inline]
vfs_utimes+0x408/0x570 fs/utimes.c:68
do_utimes_path fs/utimes.c:99 [inline]
do_utimes+0x1bd/0x2a0 fs/utimes.c:140
do_futimesat fs/utimes.c:194 [inline]
__do_sys_utimes fs/utimes.c:207 [inline]
__se_sys_utimes fs/utimes.c:204 [inline]
__x64_sys_utimes+0x142/0x220 fs/utimes.c:204
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4ccaf8e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4ccbda3038 EFLAGS: 00000246 ORIG_RAX: 00000000000000eb
RAX: ffffffffffffffda RBX: 00007f4ccb1b6160 RCX: 00007f4ccaf8e929
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000001c0
RBP: 00007f4ccb010b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f4ccb1b6160 R15: 00007ffd1ef4cc48
</TASK>