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UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:201:29
shift exponent -1368651876 is negative
CPU: 0 PID: 5090 Comm: syz-executor.5 Not tainted 6.2.0-rc2-syzkaller-00010-g69b41ac87e4a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 dump_stack_lvl+0x1b5/0x2a0
 __ubsan_handle_shift_out_of_bounds+0x35f/0x3c0
 dbMount+0x993/0x9a0
 jfs_mount+0x1e5/0x830
 jfs_fill_super+0x59c/0xc50
 mount_bdev+0x271/0x3a0
 legacy_get_tree+0xef/0x190
 vfs_get_tree+0x8c/0x270
 do_new_mount+0x28f/0xae0
 __se_sys_mount+0x2c9/0x3b0
 do_syscall_64+0x41/0xc0
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f414d47c4fa
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f414e65dee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f414e65df80 RCX: 00007f414d47c4fa
RDX: 0000000020005380 RSI: 0000000020000100 RDI: 00007f414e65df40
RBP: 0000000020005380 R08: 00007f414e65df80 R09: 0000000020005380
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000100
R13: 0000000020000200 R14: 00007f414e65df40 R15: 0000000020005ac0
 </TASK>
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