[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.33' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 49.606169][ T8450] IPVS: ftp: loaded support on port[0] = 21 executing program [ 55.628563][ T8471] IPVS: ftp: loaded support on port[0] = 21 [ 56.633131][ T8449] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 63.580988][ T8449] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810eb89500 (size 256): comm "syz-executor387", pid 8450, jiffies 4294942222 (age 14.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 0a 00 00 00 00 c0 48 0f 81 88 ff ff ..........H..... backtrace: [<000000006f91ad86>] rxrpc_lookup_local+0x1c1/0x760 [<0000000062129d97>] rxrpc_bind+0x174/0x240 [<0000000023e47def>] afs_open_socket+0xdb/0x200 [<0000000078786d6d>] afs_net_init+0x2b4/0x340 [<0000000058ba30cd>] ops_init+0x4e/0x190 [<0000000014856993>] setup_net+0xde/0x2d0 [<0000000024023463>] copy_net_ns+0x19f/0x3e0 [<00000000bac7394e>] create_new_namespaces+0x199/0x4f0 [<00000000c84519de>] unshare_nsproxy_namespaces+0x9b/0x120 [<00000000853fe933>] ksys_unshare+0x2fe/0x5c0 [<000000004c238edf>] __x64_sys_unshare+0x12/0x20 [<000000006d6dba3f>] do_syscall_64+0x2d/0x70 [<00000000191ddbf9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881104f7a00 (size 256): comm "syz-executor387", pid 8471, jiffies 4294942824 (age 8.020s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 0a 00 00 00 00 c0 9b 0c 81 88 ff ff ................ backtrace: [<000000006f91ad86>] rxrpc_lookup_local+0x1c1/0x760 [<0000000062129d97>] rxrpc_bind+0x174/0x240 [<0000000023e47def>] afs_open_socket+0xdb/0x200 [<0000000078786d6d>] afs_net_init+0x2b4/0x340 [<0000000058ba30cd>] ops_init+0x4e/0x190 [<0000000014856993>] setup_net+0xde/0x2d0 [<0000000024023463>] copy_net_ns+0x19f/0x3e0 [<00000000bac7394e>] create_new_namespaces+0x199/0x4f0 [<00000000c84519de>] unshare_nsproxy_namespaces+0x9b/0x120 [<00000000853fe933>] ksys_unshare+0x2fe/0x5c0 [<000000004c238edf>] __x64_sys_unshare+0x12/0x20 [<000000006d6dba3f>] do_syscall_64+0x2d/0x70 [<00000000191ddbf9>] entry_SYSCALL_64_after_hwframe+0x44/0xa9