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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff888034dd20b0, owner = 0x0, curr 0xffff88807cbe9dc0, list empty
WARNING: CPU: 0 PID: 6586 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline]
WARNING: CPU: 0 PID: 6586 at kernel/locking/rwsem.c:1370 up_write+0x4f4/0x580 kernel/locking/rwsem.c:1632
Modules linked in:
CPU: 0 PID: 6586 Comm: syz-executor.0 Not tainted 6.6.0-syzkaller-10396-g4652b8e4f3ff #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:__up_write kernel/locking/rwsem.c:1369 [inline]
RIP: 0010:up_write+0x4f4/0x580 kernel/locking/rwsem.c:1632
Code: 48 c7 c7 80 a6 4a 8b 48 c7 c6 c0 a8 4a 8b 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 e0 d6 e7 ff 48 83 c4 08 <0f> 0b e9 75 fd ff ff 48 c7 c1 90 d6 df 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc90017297d40 EFLAGS: 00010292
RAX: 6c6d003444900c00 RBX: ffffffff8b4aa760 RCX: 0000000000040000
RDX: ffffc9000c2d0000 RSI: 000000000001d3e0 RDI: 000000000001d3e1
RBP: ffffc90017297e10 R08: ffffffff815490c2 R09: 1ffff92002e52efc
R10: dffffc0000000000 R11: fffff52002e52efd R12: 0000000000000000
R13: ffff888034dd20b0 R14: 1ffff92002e52fb0 R15: dffffc0000000000
FS:  00007fa90745a6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d23000 CR3: 00000000258dd000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 inode_unlock include/linux/fs.h:807 [inline]
 done_path_create fs/namei.c:3926 [inline]
 do_mknodat+0x4c5/0x5b0 fs/namei.c:4049
 __do_sys_mknod fs/namei.c:4067 [inline]
 __se_sys_mknod fs/namei.c:4065 [inline]
 __x64_sys_mknod+0x8e/0xa0 fs/namei.c:4065
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fa90667cae9
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:00007fa90745a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000085
RAX: ffffffffffffffda RBX: 00007fa90679c050 RCX: 00007fa90667cae9
RDX: 000000000000066c RSI: 0000000000001000 RDI: 0000000020000080
RBP: 00007fa9066c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007fa90679c050 R15: 00007fffb3bf6b68
 </TASK>