loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/ocfs2/super.c:2360:4 shift exponent 1037 is too large for 32-bit type 'int' CPU: 0 UID: 0 PID: 5121 Comm: syz.0.0 Not tainted 6.11.0-rc6-syzkaller-00070-gc763c4339688 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_shift_out_of_bounds+0x3c8/0x420 lib/ubsan.c:468 ocfs2_verify_volume fs/ocfs2/super.c:2360 [inline] ocfs2_sb_probe fs/ocfs2/super.c:792 [inline] ocfs2_fill_super+0x106e/0x5880 fs/ocfs2/super.c:988 mount_bdev+0x20a/0x2d0 fs/super.c:1679 legacy_get_tree+0xee/0x190 fs/fs_context.c:662 vfs_get_tree+0x90/0x2b0 fs/super.c:1800 do_new_mount+0x2be/0xb40 fs/namespace.c:3472 do_mount fs/namespace.c:3812 [inline] __do_sys_mount fs/namespace.c:4020 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3997 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6c7af7e69a 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:00007f6c7be0be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f6c7be0bef0 RCX: 00007f6c7af7e69a RDX: 0000000020000080 RSI: 0000000020000040 RDI: 00007f6c7be0beb0 RBP: 0000000020000080 R08: 00007f6c7be0bef0 R09: 00000000000008c0 R10: 00000000000008c0 R11: 0000000000000246 R12: 0000000020000040 R13: 00007f6c7be0beb0 R14: 0000000000004447 R15: 0000000020000100 ---[ end trace ]---