bn = 0, index = 0 bn = 72c, index = 96 bn = 0, index = 0 bn = 72c, index = 96 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_symlink+0x913/0x1f10 fs/jfs/namei.c:1017 vfs_symlink+0x1f1/0x470 fs/namei.c:4817 do_symlinkat+0x25f/0xbd0 fs/namei.c:4843 __do_sys_symlinkat fs/namei.c:4859 [inline] __se_sys_symlinkat fs/namei.c:4856 [inline] __ia32_sys_symlinkat+0xf5/0x180 fs/namei.c:4856 ia32_sys_call+0x3075/0x4310 arch/x86/include/generated/asm/syscalls_32.h:305 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0xb0/0x150 arch/x86/entry/syscall_32.c:306 do_fast_syscall_32+0x38/0x80 arch/x86/entry/syscall_32.c:331 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/syscall_32.c:369 entry_SYSENTER_compat_after_hwframe+0x84/0x8e Local variable btstack created at: jfs_symlink+0x9f/0x1f10 fs/jfs/namei.c:886 vfs_symlink+0x1f1/0x470 fs/namei.c:4817 CPU: 0 UID: 0 PID: 25772 Comm: syz.7.6418 Tainted: G W syzkaller #0 PREEMPT(none) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 =====================================================