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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff88805ad200f0, owner = 0x0, curr 0xffff88802afd0000, list empty
WARNING: CPU: 1 PID: 6566 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline]
WARNING: CPU: 1 PID: 6566 at kernel/locking/rwsem.c:1370 up_write+0x393/0x410 kernel/locking/rwsem.c:1626
Modules linked in:
CPU: 1 PID: 6566 Comm: syz.0.152 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__up_write kernel/locking/rwsem.c:1369 [inline]
RIP: 0010:up_write+0x393/0x410 kernel/locking/rwsem.c:1626
Code: 44 d0 48 c7 c7 a0 bc ca 8a 48 c7 c6 e0 be ca 8a 48 8b 14 24 4c 89 f1 4d 89 e0 4c 8b 4c 24 08 41 52 e8 71 43 e9 ff 48 83 c4 08 <0f> 0b e9 7d fd ff ff 48 c7 c1 b0 0e 8b 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc9000c357df0 EFLAGS: 00010296
RAX: 09d2cfd32be36900 RBX: ffff88805ad200f0 RCX: 0000000000080000
RDX: ffffc9000f3c2000 RSI: 0000000000023874 RDI: 0000000000023875
RBP: dffffc0000000000 R08: ffffc9000c3579e7 R09: 1ffff9200186af3c
R10: dffffc0000000000 R11: fffff5200186af3d R12: 0000000000000000
R13: ffff88805ad20148 R14: ffff88805ad200f0 R15: 1ffff1100b5a401f
FS: 00007fe5b8bd56c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5fa4be8400 CR3: 0000000025a46000 CR4: 00000000003506e0
Call Trace:
<TASK>
inode_unlock include/linux/fs.h:809 [inline]
done_path_create fs/namei.c:3941 [inline]
do_mkdirat+0x21e/0x450 fs/namei.c:4147
__do_sys_mkdirat fs/namei.c:4159 [inline]
__se_sys_mkdirat fs/namei.c:4157 [inline]
__x64_sys_mkdirat+0x89/0xa0 fs/namei.c:4157
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fe5ba999b97
Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 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:00007fe5b8bd4e58 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007fe5b8bd4ee0 RCX: 00007fe5ba999b97
RDX: 00000000000001ff RSI: 0000200000000340 RDI: 00000000ffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000000340
R13: 00007fe5b8bd4ea0 R14: 0000000000000000 R15: 0000000000000000
</TASK>