------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff888059c4ea70, owner = 0x0, curr 0xffff888078d11dc0, list empty WARNING: CPU: 1 PID: 8064 at kernel/locking/rwsem.c:1350 __up_write kernel/locking/rwsem.c:1349 [inline] WARNING: CPU: 1 PID: 8064 at kernel/locking/rwsem.c:1350 up_write+0x4f5/0x580 kernel/locking/rwsem.c:1604 Modules linked in: CPU: 1 PID: 8064 Comm: syz.3.1050 Not tainted 5.15.163-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:__up_write kernel/locking/rwsem.c:1349 [inline] RIP: 0010:up_write+0x4f5/0x580 kernel/locking/rwsem.c:1604 Code: 48 c7 c7 80 1d 8b 8a 48 c7 c6 40 20 8b 8a 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 4f 0e ea ff 48 83 c4 08 <0f> 0b e9 71 fd ff ff 48 c7 c1 88 aa e4 8d 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc900032d7d60 EFLAGS: 00010296 RAX: f4c36a3b85f2a500 RBX: ffffffff8a8b1e60 RCX: 0000000000040000 RDX: ffffc90005e23000 RSI: 00000000000194da RDI: 00000000000194db RBP: ffffc900032d7e30 R08: ffffffff8166868c R09: ffffed1017364f24 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffff888059c4ea70 R14: 1ffff9200065afb4 R15: dffffc0000000000 FS: 00007f68d04f76c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33907ff8 CR3: 000000006755f000 CR4: 00000000003506e0 Call Trace: inode_unlock include/linux/fs.h:794 [inline] done_path_create fs/namei.c:3886 [inline] do_mkdirat+0x2c2/0x520 fs/namei.c:4093 __do_sys_mkdirat fs/namei.c:4105 [inline] __se_sys_mkdirat fs/namei.c:4103 [inline] __x64_sys_mkdirat+0x85/0x90 fs/namei.c:4103 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f68d2076f19 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:00007f68d04f7048 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f68d2206f60 RCX: 00007f68d2076f19 RDX: 0000000000000000 RSI: 0000000020000100 RDI: ffffffffffffff9c RBP: 00007f68d20e5e68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f68d2206f60 R15: 00007ffe66626438