[ 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 '10.128.10.1' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 57.405092][ T8446] IPVS: ftp: loaded support on port[0] = 21 executing program [ 62.680508][ T8467] IPVS: ftp: loaded support on port[0] = 21 [ 63.870752][ T8445] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 70.146867][ T8445] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888108031d00 (size 256): comm "syz-executor845", pid 8446, jiffies 4294943006 (age 12.810s) 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 00 a2 11 81 88 ff ff ................ backtrace: [<00000000a672b508>] rxrpc_lookup_local+0x1c1/0x760 [<000000007532c6f2>] rxrpc_bind+0x174/0x240 [<0000000006013356>] afs_open_socket+0xdb/0x200 [<00000000309880c4>] afs_net_init+0x2b4/0x340 [<000000005f541fbb>] ops_init+0x4e/0x190 [<00000000468ff33a>] setup_net+0xde/0x2d0 [<00000000e886cccb>] copy_net_ns+0x19f/0x3e0 [<00000000bef9e14c>] create_new_namespaces+0x199/0x4f0 [<00000000ebd3c3aa>] unshare_nsproxy_namespaces+0x9b/0x120 [<00000000108f76fe>] ksys_unshare+0x2fe/0x5c0 [<000000004d2bbb40>] __x64_sys_unshare+0x12/0x20 [<0000000076c43575>] do_syscall_64+0x2d/0x70 [<00000000923f3621>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110a50a00 (size 256): comm "syz-executor845", pid 8467, jiffies 4294943534 (age 7.530s) 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 00 a2 11 81 88 ff ff ................ backtrace: [<00000000a672b508>] rxrpc_lookup_local+0x1c1/0x760 [<000000007532c6f2>] rxrpc_bind+0x174/0x240 [<0000000006013356>] afs_open_socket+0xdb/0x200 [<00000000309880c4>] afs_net_init+0x2b4/0x340 [<000000005f541fbb>] ops_init+0x4e/0x190 [<00000000468ff33a>] setup_net+0xde/0x2d0 [<00000000e886cccb>] copy_net_ns+0x19f/0x3e0 [<00000000bef9e14c>] create_new_namespaces+0x199/0x4f0 [<00000000ebd3c3aa>] unshare_nsproxy_namespaces+0x9b/0x120 [<00000000108f76fe>] ksys_unshare+0x2fe/0x5c0 [<000000004d2bbb40>] __x64_sys_unshare+0x12/0x20 [<0000000076c43575>] do_syscall_64+0x2d/0x70 [<00000000923f3621>] entry_SYSCALL_64_after_hwframe+0x44/0xa9