UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:1785:12 shift exponent 1635280253 is too large for 64-bit type 'long long' CPU: 0 PID: 15255 Comm: syz-executor.3 Not tainted 6.1.0-rc2-syzkaller-00105-gb229b6ca5abb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_shift_out_of_bounds+0x3a6/0x420 lib/ubsan.c:322 dbAllocCtl+0x93d/0x970 fs/jfs/jfs_dmap.c:1785 dbAllocAG+0x28c/0x10d0 fs/jfs/jfs_dmap.c:1334 dbAlloc+0x661/0xc90 fs/jfs/jfs_dmap.c:858 dtSplitUp fs/jfs/jfs_dtree.c:974 [inline] dtInsert+0xdab/0x6c10 fs/jfs/jfs_dtree.c:863 jfs_create+0x784/0xb60 fs/jfs/namei.c:137 lookup_open fs/namei.c:3413 [inline] open_last_lookups fs/namei.c:3481 [inline] path_openat+0x12e2/0x2e00 fs/namei.c:3710 do_filp_open+0x275/0x500 fs/namei.c:3740 do_sys_openat2+0x13b/0x500 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_openat fs/open.c:1342 [inline] __se_sys_openat fs/open.c:1337 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1337 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f380868b5a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3809489168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f38087abf80 RCX: 00007f380868b5a9 RDX: 000000000000275a RSI: 0000000020000140 RDI: ffffffffffffff9c RBP: 00007f38086e67b0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd8f8c91cf R14: 00007f3809489300 R15: 0000000000022000 ================================================================================