[ 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 '10.128.0.67' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 49.013842][ T8407] netlink: 4 bytes leftover after parsing attributes in process `syz-executor341'. [ 49.025001][ T8407] device vlan0 entered promiscuous mode [ 49.030829][ T8407] device wpan0 entered promiscuous mode [ 49.039179][ T8407] device wpan0 left promiscuous mode executing program [ 54.398035][ T8458] netlink: 4 bytes leftover after parsing attributes in process `syz-executor341'. [ 54.408876][ T8458] device vlan0 entered promiscuous mode [ 54.415465][ T8458] device wpan0 entered promiscuous mode [ 54.422963][ T8458] device wpan0 left promiscuous mode [ 55.583139][ T8403] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 61.684458][ T8403] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888108151ec0 (size 64): comm "syz-executor341", pid 8407, jiffies 4294942175 (age 12.720s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 01 00 00 00 01 02 00 00 ................ backtrace: [<00000000f42179ad>] mrp_request_join+0x153/0x260 [<000000004d76c4d1>] vlan_mvrp_request_join+0x96/0xa0 [<000000008556b254>] vlan_dev_open+0x1e7/0x330 [<000000007baf5a44>] __dev_open+0x175/0x260 [<000000003d950a66>] __dev_change_flags+0x2fd/0x390 [<0000000019beedf3>] rtnl_configure_link+0x64/0x130 [<00000000f7de871a>] __rtnl_newlink+0xa84/0xd80 [<00000000f9671163>] rtnl_newlink+0x49/0x70 [<000000009abdba2d>] rtnetlink_rcv_msg+0x1fc/0x520 [<00000000587e5344>] netlink_rcv_skb+0x87/0x1d0 [<00000000211295f6>] netlink_unicast+0x392/0x4c0 [<000000009c5b9994>] netlink_sendmsg+0x368/0x6a0 [<00000000f6a284bc>] sock_sendmsg+0x56/0x80 [<000000006bb437f6>] ____sys_sendmsg+0x36c/0x390 [<00000000a42ff66f>] ___sys_sendmsg+0x8b/0xd0 [<0000000083a789ec>] __sys_sendmsg+0x88/0x100 BUG: memory leak unreferenced object 0xffff88810e9753c0 (size 64): comm "syz-executor341", pid 8458, jiffies 4294942713 (age 7.340s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 01 00 00 00 01 02 00 00 ................ backtrace: [<00000000f42179ad>] mrp_request_join+0x153/0x260 [<000000004d76c4d1>] vlan_mvrp_request_join+0x96/0xa0 [<000000008556b254>] vlan_dev_open+0x1e7/0x330 [<000000007baf5a44>] __dev_open+0x175/0x260 [<000000003d950a66>] __dev_change_flags+0x2fd/0x390 [<0000000019beedf3>] rtnl_configure_link+0x64/0x130 [<00000000f7de871a>] __rtnl_newlink+0xa84/0xd80 [<00000000f9671163>] rtnl_newlink+0x49/0x70 [<000000009abdba2d>] rtnetlink_rcv_msg+0x1fc/0x520 [<00000000587e5344>] netlink_rcv_skb+0x87/0x1d0 [<00000000211295f6>] netlink_unicast+0x392/0x4c0 [<000000009c5b9994>] netlink_sendmsg+0x368/0x6a0 [<00000000f6a284bc>] sock_sendmsg+0x56/0x80 [<000000006bb437f6>] ____sys_sendmsg+0x36c/0x390 [<00000000a42ff66f>] ___sys_sendmsg+0x8b/0xd0 [<0000000083a789ec>] __sys_sendmsg+0x88/0x100