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 fs/jfs/jfs_btree.h:136 [inline]
BUG: KMSAN: uninit-value in dtSearch+0x3eb0/0x3ff0 fs/jfs/jfs_dtree.c:768
 BT_STACK_DUMP fs/jfs/jfs_btree.h:136 [inline]
 dtSearch+0x3eb0/0x3ff0 fs/jfs/jfs_dtree.c:768
 jfs_lookup+0x1c6/0x590 fs/jfs/namei.c:1454
 lookup_open fs/namei.c:3391 [inline]
 open_last_lookups fs/namei.c:3481 [inline]
 path_openat+0x24d2/0x5600 fs/namei.c:3711
 do_filp_open+0x249/0x660 fs/namei.c:3741
 do_sys_openat2+0x1f0/0x910 fs/open.c:1310
 do_sys_open fs/open.c:1326 [inline]
 __do_compat_sys_openat fs/open.c:1386 [inline]
 __se_compat_sys_openat fs/open.c:1384 [inline]
 __ia32_compat_sys_openat+0x2a7/0x330 fs/open.c:1384
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246
 entry_SYSENTER_compat_after_hwframe+0x70/0x82

Local variable btstack created at:
 jfs_lookup+0x50/0x590 fs/jfs/namei.c:1444
 lookup_open fs/namei.c:3391 [inline]
 open_last_lookups fs/namei.c:3481 [inline]
 path_openat+0x24d2/0x5600 fs/namei.c:3711

CPU: 1 PID: 4572 Comm: syz-executor.2 Not tainted 6.1.0-syzkaller-64311-g5c6259d6d19f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
=====================================================