------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON(!is_rwsem_reader_owned(sem)): count = 0x0, magic = 0xffff88805e0a8e50, owner = 0x0, curr 0xffff888021d50000, list empty WARNING: CPU: 0 PID: 18000 at kernel/locking/rwsem.c:1343 __up_read+0x5fb/0x760 kernel/locking/rwsem.c:1343 Modules linked in: CPU: 0 PID: 18000 Comm: syz-executor.3 Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:__up_read+0x5fb/0x760 kernel/locking/rwsem.c:1343 Code: 3c 02 00 0f 85 c0 00 00 00 48 8b 13 41 57 4c 89 f1 48 c7 c6 a0 a7 2c 8b 4c 8b 4c 24 10 48 c7 c7 40 a6 2c 8b e8 86 62 e5 ff 90 <0f> 0b 90 90 59 e9 fc fa ff ff 48 c7 c7 54 a2 e4 8f 48 89 04 24 e8 RSP: 0000:ffffc9000355f998 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88805e0a8e50 RCX: ffffc9000bbd8000 RDX: 0000000000040000 RSI: ffffffff81500076 RDI: 0000000000000001 RBP: ffffffff8fe4a254 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000021100 R12: ffff88805e0a8e58 R13: 1ffff920006abf37 R14: ffff88805e0a8e50 R15: ffffffff8b2ca580 FS: 00007f1cdc08a6c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33333000 CR3: 0000000023790000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock_shared include/linux/fs.h:806 [inline] lookup_slow fs/namei.c:1710 [inline] walk_component+0x35b/0x5b0 fs/namei.c:2004 link_path_walk.part.0.constprop.0+0x77f/0xcd0 fs/namei.c:2331 link_path_walk fs/namei.c:2256 [inline] path_parentat+0xaa/0x1b0 fs/namei.c:2540 __filename_parentat+0x1f0/0x630 fs/namei.c:2564 filename_parentat fs/namei.c:2582 [inline] filename_create+0xba/0x530 fs/namei.c:3881 do_mkdirat+0xab/0x3a0 fs/namei.c:4146 __do_sys_mkdirat fs/namei.c:4169 [inline] __se_sys_mkdirat fs/namei.c:4167 [inline] __x64_sys_mkdirat+0x114/0x170 fs/namei.c:4167 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1cdb27cea9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1cdc08a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007f1cdb3b4120 RCX: 00007f1cdb27cea9 RDX: 0000000000000000 RSI: 0000000020000240 RDI: ffffffffffffff9c RBP: 00007f1cdb2ebff4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f1cdb3b4120 R15: 00007fff126de6f8