unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 bridge0: port 2(bridge_slave_1) entered disabled state : renamed from bridge_slave_1 TCP: request_sock_TCP: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. TCP: request_sock_TCP: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. syz-executor.4 uses obsolete (PF_INET,SOCK_PACKET) netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): couldn't mount RDWR because of unsupported optional features (8000) EXT4-fs error (device loop4): ext4_readdir:240: inode #12: block 32: comm syz-executor.4: path /root/syzkaller-testdir3057950677/syzkaller.r56JD4/186/file0/file0: bad entry in directory: directory entry overrun - offset=12, inode=2, rec_len=65292, name_len=2, size=2048 EXT4-fs (loop2): VFS: Can't find ext4 filesystem EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop0): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.0: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop0): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.0: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop5): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.5: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop5): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.5: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048 EXT4-fs error (device loop0): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.0: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop5): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.5: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop0): ext4_find_dest_de:1877: inode #2: block 3: comm syz-executor.0: bad entry in directory: rec_len % 4 != 0 - offset=92, inode=16, rec_len=1023, name_len=5, size=2048