loop3: detected capacity change from 0 to 32768 ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/ocfs2/super.c:2336:10 shift exponent 4278976521 is too large for 32-bit type 'int' CPU: 0 UID: 0 PID: 9757 Comm: syz.3.1330 Not tainted 6.12.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_shift_out_of_bounds+0x2a5/0x480 lib/ubsan.c:468 ocfs2_verify_volume fs/ocfs2/super.c:2336 [inline] ocfs2_sb_probe fs/ocfs2/super.c:792 [inline] ocfs2_fill_super.cold+0x52/0x57 fs/ocfs2/super.c:988 mount_bdev+0x1e6/0x2d0 fs/super.c:1679 legacy_get_tree+0x10c/0x220 fs/fs_context.c:662 vfs_get_tree+0x92/0x380 fs/super.c:1800 do_new_mount fs/namespace.c:3507 [inline] path_mount+0x14e6/0x1f20 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4055 [inline] __se_sys_mount fs/namespace.c:4032 [inline] __x64_sys_mount+0x294/0x320 fs/namespace.c:4032 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb6f2d7f79a 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:00007fb6f3aa2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fb6f3aa2ef0 RCX: 00007fb6f2d7f79a RDX: 0000000020004440 RSI: 0000000020000040 RDI: 00007fb6f3aa2eb0 RBP: 0000000020004440 R08: 00007fb6f3aa2ef0 R09: 00000000000008c0 R10: 00000000000008c0 R11: 0000000000000246 R12: 0000000020000040 R13: 00007fb6f3aa2eb0 R14: 000000000000442a R15: 0000000020000300 ---[ end trace ]---