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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff888054a62278, owner = 0x0, curr 0xffff88805c845a00, list empty
WARNING: CPU: 1 PID: 27142 at kernel/locking/rwsem.c:1369 __up_write kernel/locking/rwsem.c:1369 [inline]
WARNING: CPU: 1 PID: 27142 at kernel/locking/rwsem.c:1369 up_write+0x469/0x520 kernel/locking/rwsem.c:1632
Modules linked in:
CPU: 1 PID: 27142 Comm: syz-executor.3 Not tainted 6.9.0-rc5-syzkaller-00053-ge33c4963bf53 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:__up_write kernel/locking/rwsem.c:1369 [inline]
RIP: 0010:up_write+0x469/0x520 kernel/locking/rwsem.c:1632
Code: ea 03 80 3c 02 00 75 53 48 8b 13 4d 89 f1 41 55 4d 89 f8 4c 89 e1 48 c7 c6 40 b7 2c 8b 48 c7 c7 60 b6 2c 8b e8 08 a0 e5 ff 90 <0f> 0b 90 90 5a e9 96 fc ff ff 48 89 ef e8 e5 04 7f 00 e9 03 fd ff
RSP: 0018:ffffc9001114fdd8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff888054a62278 RCX: ffffc9000a5eb000
RDX: 0000000000040000 RSI: ffffffff815174b6 RDI: 0000000000000001
RBP: ffff888054a62280 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff888054a62278
R13: ffffffff8b2cb5a0 R14: ffff88805c845a00 R15: 0000000000000000
FS: 00007f53169de6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1c6bbff000 CR3: 000000002210a000 CR4: 0000000000350ef0
Call Trace:
<TASK>
inode_unlock include/linux/fs.h:800 [inline]
done_path_create fs/namei.c:3943 [inline]
do_mknodat+0x43d/0x5d0 fs/namei.c:4066
__do_sys_mknod fs/namei.c:4084 [inline]
__se_sys_mknod fs/namei.c:4082 [inline]
__x64_sys_mknod+0x119/0x170 fs/namei.c:4082
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5316e7dea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f53169de0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000085
RAX: ffffffffffffffda RBX: 00007f5316fac050 RCX: 00007f5316e7dea9
RDX: 0000000000000706 RSI: 0000000000000000 RDI: 0000000020000080
RBP: 00007f5316eca4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f5316fac050 R15: 00007ffc3af776d8
</TASK>