[ 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 syzkaller login: [ 34.080998][ T8415] sshd (8415) used greatest stack depth: 11520 bytes left Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. executing program [ 58.986703][ T8495] IPVS: ftp: loaded support on port[0] = 21 executing program [ 65.983627][ T8495] kmemleak: 61 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 72.997091][ T8495] kmemleak: 61 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810b880300 (size 256): comm "syz-executor652", pid 8516, jiffies 4294943173 (age 14.060s) 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 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000fcb3a6c0>] tcindex_set_parms+0xa3/0xba0 [<0000000084b15bde>] tcindex_change+0xe8/0x120 [<00000000767518af>] tc_new_tfilter+0xa37/0x1040 [<00000000caca0522>] rtnetlink_rcv_msg+0x413/0x510 [<00000000ef459288>] netlink_rcv_skb+0x87/0x1d0 [<00000000454453f8>] netlink_unicast+0x392/0x4c0 [<0000000055d633ca>] netlink_sendmsg+0x368/0x6a0 [<00000000076af172>] sock_sendmsg+0x56/0x80 [<000000004111fd29>] ____sys_sendmsg+0x17a/0x390 [<000000004aa04193>] ___sys_sendmsg+0x8b/0xd0 [<000000007b4fb7d5>] __sys_sendmmsg+0xed/0x290 [<000000006cb165d0>] __x64_sys_sendmmsg+0x24/0x30 [<0000000008a20bb3>] do_syscall_64+0x2d/0x70 [<00000000d6c45f36>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881102fe200 (size 256): comm "syz-executor652", pid 8516, jiffies 4294943173 (age 14.060s) 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 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000006957062b>] tcindex_alloc_perfect_hash+0x93/0x140 [<0000000068195eac>] tcindex_set_parms+0xa49/0xba0 [<0000000084b15bde>] tcindex_change+0xe8/0x120 [<00000000767518af>] tc_new_tfilter+0xa37/0x1040 [<00000000caca0522>] rtnetlink_rcv_msg+0x413/0x510 [<00000000ef459288>] netlink_rcv_skb+0x87/0x1d0 [<00000000454453f8>] netlink_unicast+0x392/0x4c0 [<0000000055d633ca>] netlink_sendmsg+0x368/0x6a0 [<00000000076af172>] sock_sendmsg+0x56/0x80 [<000000004111fd29>] ____sys_sendmsg+0x17a/0x390 [<000000004aa04193>] ___sys_sendmsg+0x8b/0xd0 [<000000007b4fb7d5>] __sys_sendmmsg+0xed/0x290 [<000000006cb165d0>] __x64_sys_sendmmsg+0x24/0x30 [<0000000008a20bb3>] do_syscall_64+0x2d/0x70 [<00000000d6c45f36>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881102fe300 (size 256): comm "syz-executor652", pid 8516, jiffies 4294943173 (age 14.060s) 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 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000006957062b>] tcindex_alloc_perfect_hash+0x93/0x140 [<0000000068195eac>] tcindex_set_parms+0xa49/0xba0 [<0000000084b15bde>] tcindex_change+0xe8/0x120 [<00000000767518af>] tc_new_tfilter+0xa37/0x1040 [<00000000caca0522>] rtnetlink_rcv_msg+0x413/0x510 [<00000000ef459288>] netlink_rcv_skb+0x87/0x1d0 [<00000000454453f8>] netlink_unicast+0x392/0x4c0 [<0000000055d633ca>] netlink_sendmsg+0x368/0x6a0 [<00000000076af172>] sock_sendmsg+0x56/0x80 [<000000004111fd29>] ____sys_sendmsg+0x17a/0x390 [<000000004aa04193>] ___sys_sendmsg+0x8b/0xd0 [<000000007b4fb7d5>] __sys_sendmmsg+0xed/0x290 [<000000006cb165d0>] __x64_sys_sendmmsg+0x24/0x30 [<0000000008a20bb3>] do_syscall_64+0x2d/0x70 [<00000000d6c45f36>] entry_SYSCALL_64_after_hwframe+0x44/0xa9