loop3: detected capacity change from 0 to 32768 ================================================================================ UBSAN: shift-out-of-bounds in fs/ocfs2/super.c:2369:4 shift exponent 196621 is too large for 32-bit type 'int' CPU: 0 PID: 5890 Comm: syz.3.5 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 ubsan_epilogue+0xa/0x30 lib/ubsan.c:217 __ubsan_handle_shift_out_of_bounds+0x380/0x400 lib/ubsan.c:387 ocfs2_verify_volume fs/ocfs2/super.c:2369 [inline] ocfs2_sb_probe fs/ocfs2/super.c:792 [inline] ocfs2_fill_super+0xdb8/0x4d90 fs/ocfs2/super.c:988 mount_bdev+0x22b/0x2d0 fs/super.c:1643 legacy_get_tree+0xea/0x180 fs/fs_context.c:662 vfs_get_tree+0x8c/0x280 fs/super.c:1764 do_new_mount+0x24b/0xa40 fs/namespace.c:3377 do_mount fs/namespace.c:3717 [inline] __do_sys_mount fs/namespace.c:3926 [inline] __se_sys_mount+0x2da/0x3c0 fs/namespace.c:3903 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f41f6b9038a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f41f7af3e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f41f7af3ef0 RCX: 00007f41f6b9038a RDX: 0000200000004440 RSI: 0000200000001500 RDI: 00007f41f7af3eb0 RBP: 0000200000004440 R08: 00007f41f7af3ef0 R09: 0000000000010000 R10: 0000000000010000 R11: 0000000000000246 R12: 0000200000001500 R13: 00007f41f7af3eb0 R14: 0000000000004449 R15: 0000200000000280 ================================================================================