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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff888052c05838, owner = 0x0, curr 0xffff88802b229e00, list empty
WARNING: CPU: 1 PID: 15460 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline]
WARNING: CPU: 1 PID: 15460 at kernel/locking/rwsem.c:1370 up_write+0x502/0x590 kernel/locking/rwsem.c:1632
Modules linked in:
CPU: 1 PID: 15460 Comm: syz-executor.4 Not tainted 6.9.0-rc3-next-20240411-syzkaller #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+0x502/0x590 kernel/locking/rwsem.c:1632
Code: c7 c7 a0 af ca 8b 48 c7 c6 20 b2 ca 8b 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 63 b3 e6 ff 48 83 c4 08 90 <0f> 0b 90 90 e9 6a fd ff ff 48 c7 c1 00 28 ac 8f 80 e1 07 80 c1 03
RSP: 0018:ffffc90014b47ba0 EFLAGS: 00010296
RAX: cd40a64122516f00 RBX: ffffffff8bcab080 RCX: 0000000000040000
RDX: ffffc9000b202000 RSI: 000000000001d795 RDI: 000000000001d796
RBP: ffffc90014b47c70 R08: ffffffff81591d32 R09: fffffbfff1c39d10
R10: dffffc0000000000 R11: fffffbfff1c39d10 R12: 0000000000000000
R13: ffff888052c05838 R14: 1ffff92002968f7c R15: dffffc0000000000
FS:  00007faaf0aa76c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000001e702000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 inode_unlock include/linux/fs.h:796 [inline]
 chown_common+0x50e/0x850 fs/open.c:792
 do_fchownat+0x16d/0x250 fs/open.c:821
 __do_sys_chown fs/open.c:841 [inline]
 __se_sys_chown fs/open.c:839 [inline]
 __x64_sys_chown+0x82/0x90 fs/open.c:839
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7faaefc7de69
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:00007faaf0aa70c8 EFLAGS: 00000246 ORIG_RAX: 000000000000005c
RAX: ffffffffffffffda RBX: 00007faaefdac050 RCX: 00007faaefc7de69
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000040
RBP: 00007faaefcca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007faaefdac050 R15: 00007fffa963beb8
 </TASK>