loop0: detected capacity change from 0 to 40427 ================================================================================ UBSAN: shift-out-of-bounds in fs/f2fs/super.c:919:5 shift exponent 105 is too large for 64-bit type 'unsigned long' CPU: 1 PID: 2727 Comm: syz.0.15 Not tainted 6.1.111-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x7f/0xc2 lib/dump_stack.c:106 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_shift_out_of_bounds+0x23f/0x270 lib/ubsan.c:321 parse_options+0x143a/0x1450 fs/f2fs/super.c:919 f2fs_fill_super+0xdac/0x1dc0 fs/f2fs/super.c:4214 mount_bdev+0x168/0x1d0 fs/super.c:1443 legacy_get_tree+0x25/0x50 fs/fs_context.c:632 vfs_get_tree+0x1c/0x80 fs/super.c:1573 do_new_mount+0x15a/0x370 fs/namespace.c:3051 do_mount fs/namespace.c:3394 [inline] __do_sys_mount fs/namespace.c:3602 [inline] __se_sys_mount+0x14b/0x1b0 fs/namespace.c:3579 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0x80 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f1b54b7b61a 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:00007f1b558d8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f1b558d8ef0 RCX: 00007f1b54b7b61a RDX: 0000000020000040 RSI: 00000000200000c0 RDI: 00007f1b558d8eb0 RBP: 0000000020000040 R08: 00007f1b558d8ef0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000200000c0 R13: 00007f1b558d8eb0 R14: 0000000000005500 R15: 0000000020001540 ================================================================================