ERROR: (device loop0): remounting filesystem as read-only
btstack dump:
bn = 0, index = 0
bn = 0, index = 0
bn = 0, index = 0
bn = 0, index = 0
bn = 0, index = 0
bn = 0, index = 0
bn = 0, index = 0
=====================================================
BUG: KMSAN: uninit-value in BT_STACK_DUMP+0x5e5/0x600 fs/jfs/jfs_btree.h:136
 BT_STACK_DUMP+0x5e5/0x600 fs/jfs/jfs_btree.h:136
 dtSearch+0x393f/0x3d30 fs/jfs/jfs_dtree.c:774
 jfs_lookup+0x179/0x590 fs/jfs/namei.c:1461
 lookup_one_qstr_excl_raw+0x207/0x5b0 fs/namei.c:1689
 lookup_one_qstr_excl fs/namei.c:1711 [inline]
 do_unlinkat+0x2e3/0xe50 fs/namei.c:4638
 __do_sys_unlink fs/namei.c:4696 [inline]
 __se_sys_unlink fs/namei.c:4694 [inline]
 __x64_sys_unlink+0x71/0xb0 fs/namei.c:4694
 x64_sys_call+0x29de/0x3db0 arch/x86/include/generated/asm/syscalls_64.h:88
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd9/0x1b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Local variable nd created at:
 __filename_parentat+0x4c/0x990 fs/namei.c:2729
 filename_parentat fs/namei.c:2752 [inline]
 do_unlinkat+0xe3/0xe50 fs/namei.c:4625

CPU: 0 UID: 0 PID: 6755 Comm: syz.0.16 Not tainted 6.15.0-syzkaller-01468-g3349ada3cffd #0 PREEMPT(undef) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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