loop0: detected capacity change from 0 to 256 ================================================================================ UBSAN: shift-out-of-bounds in fs/minix/inode.c:380:57 shift exponent 1792 is too large for 64-bit type 'long unsigned int' CPU: 1 PID: 5067 Comm: syz-executor405 Not tainted 6.2.0-rc1-syzkaller-00095-ge4cf7c25bae5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 ubsan_epilogue+0xa/0x31 lib/ubsan.c:151 __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 lib/ubsan.c:321 minix_statfs.cold+0x17/0x1c fs/minix/inode.c:380 statfs_by_dentry+0x133/0x210 fs/statfs.c:66 vfs_statfs+0x3a/0x90 fs/statfs.c:90 ovl_check_namelen+0x80/0x110 fs/overlayfs/super.c:919 ovl_get_upper fs/overlayfs/super.c:1131 [inline] ovl_fill_super+0x13b0/0x6330 fs/overlayfs/super.c:1986 mount_nodev+0x64/0x120 fs/super.c:1405 legacy_get_tree+0x109/0x220 fs/fs_context.c:610 vfs_get_tree+0x8d/0x2f0 fs/super.c:1489 do_new_mount fs/namespace.c:3145 [inline] path_mount+0x132a/0x1e20 fs/namespace.c:3475 do_mount fs/namespace.c:3488 [inline] __do_sys_mount fs/namespace.c:3697 [inline] __se_sys_mount fs/namespace.c:3674 [inline] __x64_sys_mount+0x283/0x300 fs/namespace.c:3674 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f92f01757e9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc33b1ec18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f92f01757e9 RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000000000000 RBP: 00007f92f0135080 R08: 0000000020000340 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f92f0135110 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ================================================================================