------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff88805be07938, owner = 0x0, curr 0xffff888023323c00, list empty WARNING: CPU: 1 PID: 9089 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline] WARNING: CPU: 1 PID: 9089 at kernel/locking/rwsem.c:1370 up_write+0x502/0x590 kernel/locking/rwsem.c:1632 Modules linked in: CPU: 1 UID: 0 PID: 9089 Comm: syz.1.411 Not tainted 6.11.0-rc4-syzkaller-00011-g521b1e7f4cf0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 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 c8 ea 8b 48 c7 c6 20 cb ea 8b 48 8b 54 24 28 48 8b 4c 24 18 4d 89 e0 4c 8b 4c 24 30 53 e8 63 9b e6 ff 48 83 c4 08 90 <0f> 0b 90 90 e9 6a fd ff ff 48 c7 c1 00 f6 f6 8f 80 e1 07 80 c1 03 RSP: 0018:ffffc90004e97d20 EFLAGS: 00010292 RAX: b2435915ea6d1200 RBX: ffffffff8beac980 RCX: ffff888023323c00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90004e97df0 R08: ffffffff8155b3f2 R09: fffffbfff1cba0e0 R10: dffffc0000000000 R11: fffffbfff1cba0e0 R12: 0000000000000000 R13: ffff88805be07938 R14: 1ffff920009d2fac R15: dffffc0000000000 FS: 00007f38f52b96c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efc7a9f28e5 CR3: 00000000660b6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock include/linux/fs.h:804 [inline] done_path_create fs/namei.c:4030 [inline] do_mkdirat+0x2b7/0x3a0 fs/namei.c:4236 __do_sys_mkdirat fs/namei.c:4248 [inline] __se_sys_mkdirat fs/namei.c:4246 [inline] __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4246 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f38f4579e79 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:00007f38f52b9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f38f4716130 RCX: 00007f38f4579e79 RDX: 0000000000000000 RSI: 0000000020000140 RDI: ffffffffffffff9c RBP: 00007f38f45e7916 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f38f4716130 R15: 00007fff941e7398