loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): Mount option "nouser_xattr" will be removed by 3.5
Contact linux-ext4@vger.kernel.org if you think we should keep it.
================================================================================
UBSAN: shift-out-of-bounds in fs/ext4/super.c:2494:15
shift exponent 1919383155 is too large for 32-bit type 'int'
CPU: 1 PID: 3698 Comm: syz-executor195 Not tainted 5.15.138-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Call Trace:
 <TASK>
 __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+0x3bf/0x420 lib/ubsan.c:321
 parse_options+0x324d/0x32b0 fs/ext4/super.c:2494
 ext4_fill_super+0x236e/0xa110 fs/ext4/super.c:4168
 mount_bdev+0x2c9/0x3f0 fs/super.c:1387
 legacy_get_tree+0xeb/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1517
 do_new_mount+0x28b/0xae0 fs/namespace.c:2994
 do_mount fs/namespace.c:3337 [inline]
 __do_sys_mount fs/namespace.c:3545 [inline]
 __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3522
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f48459ca0aa
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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:00007f4845985088 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f48459ca0aa
RDX: 0000000020000040 RSI: 0000000020000500 RDI: 00007f48459850a0
RBP: 00007f48459850a0 R08: 00007f48459850e0 R09: 00007f48459850e0
R10: 0000000000004500 R11: 0000000000000206 R12: 00007f48459850e0
R13: 0000000000004500 R14: 0000000000000003 R15: 0000000000040000
 </TASK>
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