EXT4-fs error (device loop3): htree_dirblock_to_tree:1109: inode #2: block 13: comm syz-executor: bad entry in directory: rec_len % 4 != 0 - offset=108, inode=4294901777, rec_len=65535, size=1024 fake=0
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bad length passed for symlink [/tmp/syz-imagegen2884317625/] (got 39, expected 29)
WARNING: CPU: 1 PID: 3127 at ./include/linux/fs.h:802 inode_set_cached_link include/linux/fs.h:802 [inline]
WARNING: CPU: 1 PID: 3127 at ./include/linux/fs.h:802 __ext4_iget+0xfd2/0xfe0 fs/ext4/inode.c:5012
Modules linked in:
CPU: 1 UID: 0 PID: 3127 Comm: syz-executor Not tainted 6.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:inode_set_cached_link include/linux/fs.h:802 [inline]
RIP: 0010:__ext4_iget+0xfd2/0xfe0 fs/ext4/inode.c:5012
Code: b7 82 a0 05 00 00 e9 09 fb ff ff 4c 89 55 98 c6 05 6e 21 3b 02 01 90 8b 55 a0 4c 89 e6 48 c7 c7 d0 86 15 83 e8 8f 51 c0 ff 90 <0f> 0b 90 90 4c 8b 55 98 e9 65 ff ff ff 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90001adbb00 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000002 RSI: 00000000ffffdfff RDI: 00000000ffffffff
RBP: ffffc90001adbba0 R08: 0000000000000000 R09: 0000000000000003
R10: ffffc90001adb998 R11: ffffffff837dfe88 R12: ffff88817dc90968
R13: 000000000000001d R14: ffffffff82a43740 R15: 0000000000000715
FS:  0000555587839500(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555587864528 CR3: 00000001103bc000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 ext4_lookup+0xf9/0x250 fs/ext4/namei.c:1813
 __lookup_slow+0xfa/0x1c0 fs/namei.c:1793
 lookup_slow fs/namei.c:1810 [inline]
 walk_component+0xf7/0x170 fs/namei.c:2114
 lookup_last fs/namei.c:2612 [inline]
 path_lookupat+0x62/0x1a0 fs/namei.c:2636
 filename_lookup+0xf4/0x200 fs/namei.c:2665
 user_path_at+0x32/0x50 fs/namei.c:3072
 ksys_umount fs/namespace.c:2071 [inline]
 __do_sys_umount fs/namespace.c:2079 [inline]
 __se_sys_umount fs/namespace.c:2077 [inline]
 __x64_sys_umount+0x4e/0x90 fs/namespace.c:2077
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xb4/0x210 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff186d8e117
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fffb68bb058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff186d8e117
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffb68bb110
RBP: 00007fffb68bb110 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fffb68bc200
R13: 00007ff186e0e08c R14: 000000000000f8fe R15: 00007fffb68be3c0
 </TASK>