------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff888061b7d450, owner = 0x0, curr 0xffff88801bf6d940, list empty WARNING: CPU: 0 PID: 4032 at kernel/locking/rwsem.c:1350 __up_write kernel/locking/rwsem.c:1349 [inline] WARNING: CPU: 0 PID: 4032 at kernel/locking/rwsem.c:1350 up_write+0x4f5/0x580 kernel/locking/rwsem.c:1604 Modules linked in: CPU: 0 PID: 4032 Comm: syz-executor.4 Not tainted 5.15.154-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 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 df 0d ea ff 48 83 c4 08 <0f> 0b e9 71 fd ff ff 48 c7 c1 08 8e e4 8d 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc90003207d60 EFLAGS: 00010296 RAX: c8242e07f762cf00 RBX: ffffffff8a8b1e60 RCX: 0000000000040000 RDX: ffffc9000b552000 RSI: 0000000000014434 RDI: 0000000000014435 RBP: ffffc90003207e30 R08: ffffffff8166854c R09: ffffed10173467a8 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffff888061b7d450 R14: 1ffff92000640fb4 R15: dffffc0000000000 FS: 00007f9a1ddff6c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f126000 CR3: 00000000578b8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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: 0033:0x7f9a1f8ac967 Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 02 01 00 00 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:00007f9a1ddfeef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f9a1ddfef80 RCX: 00007f9a1f8ac967 RDX: 00000000000001ff RSI: 0000000020000100 RDI: 00000000ffffff9c RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000100 R13: 00007f9a1ddfef40 R14: 0000000000000000 R15: 0000000000000000