F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop0): invalid crc value F2FS-fs (loop0): access invalid blkaddr:1 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6467 at fs/f2fs/checkpoint.c:166 f2fs_is_valid_blkaddr+0x5bd/0xa90 fs/f2fs/checkpoint.c:166 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 6467 Comm: syz-executor821 Not tainted 4.19.150-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 panic+0x2ac/0x565 kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1e1/0x330 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:f2fs_is_valid_blkaddr+0x5bd/0xa90 fs/f2fs/checkpoint.c:166 Code: 90 04 00 00 48 8b 7d 00 44 89 e1 48 c7 c2 80 d1 47 88 48 c7 c6 a0 ce 47 88 e8 0f d8 fd ff 48 c7 c7 c0 d1 47 88 e8 72 d0 23 fe <0f> 0b 45 31 e4 e9 e3 fb ff ff e8 b4 54 3a fe 48 8d bd 5c 0d 00 00 RSP: 0018:ffff8880814a7720 EFLAGS: 00010286 RAX: 0000000000000024 RBX: 0000000000000005 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff815b623f RDI: ffffed1010294ed6 RBP: ffff88808de20f00 R08: 0000000000000024 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000001400 R14: 0000000000004000 R15: ffff88808de21040 f2fs_submit_page_bio+0x19a/0x15e0 fs/f2fs/data.c:450 read_node_page+0x496/0x660 fs/f2fs/node.c:1303 __get_node_page.part.0+0x9b/0x1540 fs/f2fs/node.c:1348 __get_node_page fs/f2fs/node.c:38 [inline] f2fs_get_node_page+0x109/0x1a0 fs/f2fs/node.c:1394 do_read_inode fs/f2fs/inode.c:306 [inline] f2fs_iget+0x22a/0x4e90 fs/f2fs/inode.c:439 f2fs_fill_super+0x243d/0x7920 fs/f2fs/super.c:3056 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x44714a Code: b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 fd ad fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 da ad fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007ffc2f294a28 EFLAGS: 00000297 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffc2f294a80 RCX: 000000000044714a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffc2f294a40 RBP: 00007ffc2f294a40 R08: 00007ffc2f294a80 R09: 00007ffc00000015 R10: 0000000000000000 R11: 0000000000000297 R12: 000000000000000f R13: 0000000000000004 R14: 0000000000000003 R15: 0000000000000003 Kernel Offset: disabled Rebooting in 86400 seconds..