------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff88805976cac8, owner = 0x0, curr 0xffff888020310000, list empty WARNING: CPU: 1 PID: 7106 at kernel/locking/rwsem.c:1372 __up_write kernel/locking/rwsem.c:1371 [inline] WARNING: CPU: 1 PID: 7106 at kernel/locking/rwsem.c:1372 up_write+0x4f5/0x580 kernel/locking/rwsem.c:1626 Modules linked in: CPU: 1 PID: 7106 Comm: syz.4.883 Not tainted 6.1.103-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 00 f6 0b 8b 48 c7 c6 40 f8 0b 8b 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 1f ce e8 ff 48 83 c4 08 <0f> 0b e9 71 fd ff ff 48 c7 c1 68 f9 99 8e 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc9000441fb20 EFLAGS: 00010292 RAX: 52e30713dcab6600 RBX: ffffffff8b0bf6e0 RCX: 0000000000040000 RDX: ffffc9000a699000 RSI: 000000000000eead RDI: 000000000000eeae RBP: ffffc9000441fbf0 R08: ffffffff8152940e R09: fffff52000883ec5 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffff88805976cac8 R14: 1ffff92000883f6c R15: dffffc0000000000 FS: 00007fb9f840f6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3d6143 CR3: 000000007923d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock include/linux/fs.h:763 [inline] vfs_removexattr+0x10a/0x2a0 fs/xattr.c:538 removexattr fs/xattr.c:878 [inline] path_removexattr+0x22a/0x320 fs/xattr.c:892 __do_sys_removexattr fs/xattr.c:906 [inline] __se_sys_removexattr fs/xattr.c:903 [inline] __x64_sys_removexattr+0x5c/0x70 fs/xattr.c:903 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: 0033:0x7fb9f75779f9 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:00007fb9f840f038 EFLAGS: 00000246 ORIG_RAX: 00000000000000c5 RAX: ffffffffffffffda RBX: 00007fb9f7706058 RCX: 00007fb9f75779f9 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000020000180 RBP: 00007fb9f75e58ee R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fb9f7706058 R15: 00007ffde73e5528