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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff8880580c1508, owner = 0x0, curr 0xffff888025360000, list empty
WARNING: CPU: 1 PID: 5971 at kernel/locking/rwsem.c:1372 __up_write kernel/locking/rwsem.c:1371 [inline]
WARNING: CPU: 1 PID: 5971 at kernel/locking/rwsem.c:1372 up_write+0x4f5/0x580 kernel/locking/rwsem.c:1626
Modules linked in:
CPU: 1 PID: 5971 Comm: syz.0.500 Not tainted 6.1.102-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:__up_write kernel/locking/rwsem.c:1371 [inline]
RIP: 0010:up_write+0x4f5/0x580 kernel/locking/rwsem.c:1626
Code: 48 c7 c7 e0 f5 0b 8b 48 c7 c6 20 f8 0b 8b 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 9f d3 e8 ff 48 83 c4 08 <0f> 0b e9 71 fd ff ff 48 c7 c1 28 f2 99 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc90003b2fbc0 EFLAGS: 00010296
RAX: 71d293710163ce00 RBX: ffffffff8b0bf6c0 RCX: 0000000000040000
RDX: ffffc90011b89000 RSI: 0000000000014046 RDI: 0000000000014047
RBP: ffffc90003b2fc90 R08: ffffffff815293ae R09: fffff52000765ed9
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff8880580c1508 R14: 1ffff92000765f80 R15: dffffc0000000000
FS:  00007f862cdc16c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f25759020c0 CR3: 000000005eed5000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 inode_unlock include/linux/fs.h:763 [inline]
 chown_common+0x5b7/0x900 fs/open.c:738
 do_fchownat+0x169/0x240 fs/open.c:767
 __do_sys_lchown fs/open.c:792 [inline]
 __se_sys_lchown fs/open.c:790 [inline]
 __x64_sys_lchown+0x81/0x90 fs/open.c:790
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f862bf779f9
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:00007f862cdc1048 EFLAGS: 00000246 ORIG_RAX: 000000000000005e
RAX: ffffffffffffffda RBX: 00007f862c106058 RCX: 00007f862bf779f9
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000100
RBP: 00007f862bfe58ee R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f862c106058 R15: 00007ffc6f7155c8
 </TASK>