F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop0): invalid crc value F2FS-fs (loop0): Found nat_bits in checkpoint ================================================================================ UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3272:19 index 1409 is out of range for type '__le32[923]' (aka 'unsigned int[923]') CPU: 0 PID: 2503 Comm: syz-executor.0 Not tainted 6.2.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x83/0xd0 lib/dump_stack.c:106 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_out_of_bounds+0xd8/0x100 lib/ubsan.c:282 inline_data_addr fs/f2fs/f2fs.h:3272 [inline] __recover_inline_status fs/f2fs/inode.c:111 [inline] do_read_inode fs/f2fs/inode.c:418 [inline] f2fs_iget+0x119d/0x1360 fs/f2fs/inode.c:530 f2fs_fill_super+0x188a/0x1db0 fs/f2fs/super.c:4364 mount_bdev+0x15f/0x1d0 fs/super.c:1359 legacy_get_tree+0x29/0x50 fs/fs_context.c:610 vfs_get_tree+0x20/0x80 fs/super.c:1489 do_new_mount+0x153/0x370 fs/namespace.c:3145 do_mount fs/namespace.c:3488 [inline] __do_sys_mount fs/namespace.c:3697 [inline] __se_sys_mount+0x14b/0x1b0 fs/namespace.c:3674 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f505107e22a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5051d8eee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f5051d8ef80 RCX: 00007f505107e22a RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f5051d8ef40 RBP: 0000000020000000 R08: 00007f5051d8ef80 R09: 0000000000000010 R10: 0000000000000010 R11: 0000000000000246 R12: 0000000020000040 R13: 00007f5051d8ef40 R14: 0000000000007e8d R15: 0000000020000080 ================================================================================