ERROR: (device loop1): diWrite: ixpxd invalid
ERROR: (device loop1): txAbort: 
ERROR: (device loop1): dtSearch: stack overrun!
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_mkdir+0x4eb/0x13a0 fs/jfs/namei.c:246
 vfs_mkdir+0x80d/0x920 fs/namei.c:5130
 do_mkdirat+0x438/0xc00 fs/namei.c:5164
 __do_sys_mkdirat fs/namei.c:5186 [inline]
 __se_sys_mkdirat fs/namei.c:5184 [inline]
 __ia32_sys_mkdirat+0xc1/0x140 fs/namei.c:5184
 ia32_sys_call+0x1b4c/0x4340 arch/x86/include/generated/asm/syscalls_32.h:297
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]
 __do_fast_syscall_32+0x154/0x320 arch/x86/entry/syscall_32.c:307
 do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:332
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:370
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e

Local variable btstack created at:
 jfs_mkdir+0x7e/0x13a0 fs/jfs/namei.c:203
 vfs_mkdir+0x80d/0x920 fs/namei.c:5130

CPU: 1 UID: 0 PID: 10590 Comm: syz.1.1698 Tainted: G        W           syzkaller #0 PREEMPT(none) 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
=====================================================