------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON(!is_rwsem_reader_owned(sem)): count = 0x0, magic = 0xffff88802fa1ea70, owner = 0x0, curr 0xffff888027403a80, list empty WARNING: CPU: 0 PID: 9444 at kernel/locking/rwsem.c:1336 __up_read+0x5dc/0x670 kernel/locking/rwsem.c:1336 Modules linked in: CPU: 0 PID: 9444 Comm: syz-executor.5 Not tainted 6.2.0-rc8-syzkaller-00015-gf6feea56f66d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 RIP: 0010:__up_read+0x5dc/0x670 kernel/locking/rwsem.c:1336 Code: ea 8a 48 0f 44 c1 48 c7 c7 80 61 ea 8a 48 c7 c6 20 62 ea 8a 4c 89 fa 4c 89 f1 49 89 d8 4d 89 e9 50 e8 28 9a e8 ff 48 83 c4 08 <0f> 0b 48 bb 00 00 00 00 00 fc ff df 4c 8b 2c 24 e9 74 fb ff ff 48 RSP: 0018:ffffc90004bcfcc0 EFLAGS: 00010296 RAX: 0a7ee3c7db8bde00 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000aea1000 RSI: 000000000000c401 RDI: 000000000000c402 RBP: ffffc90004bcfd68 R08: ffffffff816ef9ec R09: fffff52000979f51 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88802fa1eac8 R13: ffff888027403a80 R14: ffff88802fa1ea70 R15: 0000000000000000 FS: 00007f9dd0ffe700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f779d5fe000 CR3: 0000000029f74000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock_shared include/linux/fs.h:771 [inline] iterate_dir+0x4b0/0x570 fs/readdir.c:73 __do_sys_getdents fs/readdir.c:286 [inline] __se_sys_getdents+0x1ef/0x4c0 fs/readdir.c:271 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f9dda68c0f9 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:00007f9dd0ffe168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e RAX: ffffffffffffffda RBX: 00007f9dda7ac050 RCX: 00007f9dda68c0f9 RDX: 0000000000000070 RSI: 0000000020000340 RDI: 0000000000000005 RBP: 00007f9dda6e7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea73ed2bf R14: 00007f9dd0ffe300 R15: 0000000000022000