DEBUG_RWSEMS_WARN_ON(!is_rwsem_reader_owned(sem)): count = 0x1, magic = 0xffff8880326c0330, owner = 0xffff888033193a80, curr 0xffff8880791a0000, list empty WARNING: CPU: 1 PID: 9613 at kernel/locking/rwsem.c:1336 __up_read+0x5dc/0x670 kernel/locking/rwsem.c:1336 Modules linked in: CPU: 1 PID: 9613 Comm: syz-executor.2 Not tainted 6.2.0-syzkaller-00081-g91bc559d8d3a #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 62 ea 8a 48 c7 c6 20 63 ea 8a 4c 89 fa 4c 89 f1 49 89 d8 4d 89 e9 50 e8 18 98 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:ffffc90003777a80 EFLAGS: 00010292 RAX: 13f6b804aa661600 RBX: ffff888033193a80 RCX: ffff8880791a0000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90003777b38 R08: ffffffff816efbdc R09: fffff520006eef09 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880326c0388 R13: ffff8880791a0000 R14: ffff8880326c0330 R15: 0000000000000001 FS: 00007f1131c69700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4ff6f85058 CR3: 000000002a0db000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inode_unlock_shared include/linux/fs.h:771 [inline] lookup_slow+0x5e/0x70 fs/namei.c:1704 walk_component+0x2d0/0x400 fs/namei.c:1994 lookup_last fs/namei.c:2451 [inline] path_lookupat+0x16f/0x450 fs/namei.c:2475 filename_lookup+0x255/0x610 fs/namei.c:2504 user_path_at_empty+0x44/0x180 fs/namei.c:2877 user_path_at include/linux/namei.h:57 [inline] __do_sys_chdir fs/open.c:515 [inline] __se_sys_chdir+0xbf/0x220 fs/open.c:509 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: 0033:0x7f1130e8c0f9 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:00007f1131c69168 EFLAGS: 00000246 ORIG_RAX: 0000000000000050 RAX: ffffffffffffffda RBX: 00007f1130fac050 RCX: 00007f1130e8c0f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000b80 RBP: 00007f1130ee7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd8846680f R14: 00007f1131c69300 R15: 0000000000022000