------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff88806cc78e50, owner = 0x0, curr 0xffff88807d8a8000, list empty WARNING: CPU: 1 PID: 12624 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline] WARNING: CPU: 1 PID: 12624 at kernel/locking/rwsem.c:1370 up_write+0x502/0x590 kernel/locking/rwsem.c:1632 Modules linked in: CPU: 1 PID: 12624 Comm: syz-executor.2 Not tainted 6.9.0-rc4-next-20240418-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 a6 ca 8b 48 c7 c6 20 a9 ca 8b 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 73 9f e6 ff 48 83 c4 08 90 <0f> 0b 90 90 e9 6a fd ff ff 48 c7 c1 80 12 ac 8f 80 e1 07 80 c1 03 RSP: 0018:ffffc90004e9fa60 EFLAGS: 00010296 RAX: c6bd27b29e701500 RBX: ffffffff8bcaa780 RCX: 0000000000040000 RDX: ffffc9000ab7c000 RSI: 000000000000ec85 RDI: 000000000000ec86 RBP: ffffc90004e9fb30 R08: ffffffff81589dd2 R09: fffffbfff1c39918 R10: dffffc0000000000 R11: fffffbfff1c39918 R12: 0000000000000000 R13: ffff88806cc78e50 R14: 1ffff920009d3f54 R15: dffffc0000000000 FS: 00007fc4e3dff6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33628000 CR3: 000000006cba0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock include/linux/fs.h:796 [inline] vfs_removexattr+0x10e/0x2b0 fs/xattr.c:577 removexattr+0x147/0x1c0 fs/xattr.c:917 path_removexattr+0x1a9/0x290 fs/xattr.c:931 __do_sys_removexattr fs/xattr.c:945 [inline] __se_sys_removexattr fs/xattr.c:942 [inline] __x64_sys_removexattr+0x60/0x70 fs/xattr.c:942 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: 0033:0x7fc4e427dea9 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:00007fc4e3dff0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000c5 RAX: ffffffffffffffda RBX: 00007fc4e43ac050 RCX: 00007fc4e427dea9 RDX: 0000000000000000 RSI: 0000000020000200 RDI: 00000000200000c0 RBP: 00007fc4e42ca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fc4e43ac050 R15: 00007ffdc6fb47f8