loop0: detected capacity change from 0 to 40427
F2FS-fs (loop0): Invalid log_blocksize (268), supports only 12
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
F2FS-fs (loop0): Found nat_bits in checkpoint
F2FS-fs (loop0): Try to recover 1th superblock, ret: 0
F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5
Dead loop on virtual device ip6_vti0, fix it urgently!
F2FS-fs (loop0): access invalid blkaddr:2
CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted 6.14.0-rc5-syzkaller-00025-gcfced12f5100 #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:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 __f2fs_is_valid_blkaddr+0xe16/0x1460 fs/f2fs/checkpoint.c:213
 f2fs_get_read_data_page+0x40c/0xb30 fs/f2fs/data.c:1235
 f2fs_get_lock_data_page+0x55/0x440 fs/f2fs/data.c:1310
 f2fs_get_new_data_page+0x421/0xa50 fs/f2fs/data.c:1371
 f2fs_add_regular_entry+0x651/0xdc0 fs/f2fs/dir.c:700
 f2fs_add_inline_entries fs/f2fs/inline.c:522 [inline]
 f2fs_move_rehashed_dirents fs/f2fs/inline.c:554 [inline]
 do_convert_inline_dir+0x834/0x2510 fs/f2fs/inline.c:592
 f2fs_add_inline_entry+0x476/0x860 fs/f2fs/inline.c:656
 f2fs_add_dentry+0xba/0x1e0 fs/f2fs/dir.c:765
 f2fs_do_add_link+0x28c/0x3a0 fs/f2fs/dir.c:808
 f2fs_add_link fs/f2fs/f2fs.h:3616 [inline]
 f2fs_create+0x355/0x5d0 fs/f2fs/namei.c:380
 lookup_open fs/namei.c:3651 [inline]
 open_last_lookups fs/namei.c:3750 [inline]
 path_openat+0x193c/0x3590 fs/namei.c:3986
 do_filp_open+0x27f/0x4e0 fs/namei.c:4016
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_creat fs/open.c:1521 [inline]
 __se_sys_creat fs/open.c:1515 [inline]
 __x64_sys_creat+0x123/0x170 fs/open.c:1515
 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: 0033:0x7fb967b8d169
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb9689b2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007fb967da5fa0 RCX: 00007fb967b8d169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000400000000e00
RBP: 00007fb967c0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb967da5fa0 R15: 00007ffe36a74098
 </TASK>
------------[ cut here ]------------
UBSAN: array-index-out-of-bounds in fs/f2fs/node.h:381:10
index 18446744073709550692 is out of range for type '__le32[5]' (aka 'unsigned int[5]')
CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted 6.14.0-rc5-syzkaller-00025-gcfced12f5100 #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:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 ubsan_epilogue lib/ubsan.c:231 [inline]
 __ubsan_handle_out_of_bounds+0x121/0x150 lib/ubsan.c:429
 get_nid fs/f2fs/node.h:381 [inline]
 f2fs_truncate_inode_blocks+0xa5e/0xf60 fs/f2fs/node.c:1181
 f2fs_do_truncate_blocks+0x782/0x1030 fs/f2fs/file.c:808
 f2fs_truncate_blocks+0x10d/0x300 fs/f2fs/file.c:836
 f2fs_add_inline_entries fs/f2fs/inline.c:531 [inline]
 f2fs_move_rehashed_dirents fs/f2fs/inline.c:554 [inline]
 do_convert_inline_dir+0x10ed/0x2510 fs/f2fs/inline.c:592
 f2fs_add_inline_entry+0x476/0x860 fs/f2fs/inline.c:656
 f2fs_add_dentry+0xba/0x1e0 fs/f2fs/dir.c:765
 f2fs_do_add_link+0x28c/0x3a0 fs/f2fs/dir.c:808
 f2fs_add_link fs/f2fs/f2fs.h:3616 [inline]
 f2fs_create+0x355/0x5d0 fs/f2fs/namei.c:380
 lookup_open fs/namei.c:3651 [inline]
 open_last_lookups fs/namei.c:3750 [inline]
 path_openat+0x193c/0x3590 fs/namei.c:3986
 do_filp_open+0x27f/0x4e0 fs/namei.c:4016
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_creat fs/open.c:1521 [inline]
 __se_sys_creat fs/open.c:1515 [inline]
 __x64_sys_creat+0x123/0x170 fs/open.c:1515
 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: 0033:0x7fb967b8d169
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb9689b2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007fb967da5fa0 RCX: 00007fb967b8d169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000400000000e00
RBP: 00007fb967c0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb967da5fa0 R15: 00007ffe36a74098
 </TASK>
---[ end trace ]---