------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff8880279a53f0, owner = 0x0, curr 0xffff88801ae34040, list empty WARNING: CPU: 2 PID: 10433 at kernel/locking/rwsem.c:1369 __up_write kernel/locking/rwsem.c:1369 [inline] WARNING: CPU: 2 PID: 10433 at kernel/locking/rwsem.c:1369 up_write+0x425/0x520 kernel/locking/rwsem.c:1626 Modules linked in: CPU: 2 PID: 10433 Comm: syz-executor.2 Not tainted 6.3.0-rc3-syzkaller-00016-g2faac9a98f01 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:__up_write kernel/locking/rwsem.c:1369 [inline] RIP: 0010:up_write+0x425/0x520 kernel/locking/rwsem.c:1626 Code: 3c 02 00 0f 85 da 00 00 00 48 8b 55 00 4d 89 f1 53 4d 89 f8 4c 89 e9 48 c7 c6 80 43 4c 8a 48 c7 c7 20 42 4c 8a e8 9b 1b e8 ff <0f> 0b 59 e9 dd fc ff ff 48 89 df e8 9b be 6f 00 e9 1a fc ff ff 48 RSP: 0018:ffffc900033b7e10 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffffffff8a4c4160 RCX: ffffc9000446b000 RDX: 0000000000040000 RSI: ffffffff814a8087 RDI: 0000000000000001 RBP: ffff8880279a53f0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880279a53f8 R13: ffff8880279a53f0 R14: ffff88801ae34040 R15: 0000000000000000 FS: 00007fe66e5dd700(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe66e5dd718 CR3: 000000006bea0000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock include/linux/fs.h:763 [inline] done_path_create fs/namei.c:3858 [inline] do_mkdirat+0x199/0x310 fs/namei.c:4064 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4079 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe677c8c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe66e5dd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00007fe677dac050 RCX: 00007fe677c8c0f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000f80 RBP: 00007fe677ce7b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd91f7a45f R14: 00007fe66e5dd300 R15: 0000000000022000