================================================================================ UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:470:12 shift exponent 131072 is too large for 64-bit type 'long long' CPU: 0 PID: 91 Comm: jfsCommit Not tainted 6.1.33-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_shift_out_of_bounds+0x2f4/0x36c lib/ubsan.c:321 dbUpdatePMap+0xb74/0xcb8 fs/jfs/jfs_dmap.c:470 txAllocPMap+0x4a4/0x5e0 fs/jfs/jfs_txnmgr.c:2420 txUpdateMap+0x6e8/0x8e4 fs/jfs/jfs_txnmgr.c:2358 txLazyCommit fs/jfs/jfs_txnmgr.c:2659 [inline] jfs_lazycommit+0x3a0/0x988 fs/jfs/jfs_txnmgr.c:2727 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 ================================================================================