[ 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 '10.128.0.218' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 192.605904][ T8391] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.626104][ T8390] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.634611][ T8392] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.643540][ T8397] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.651883][ T8396] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.660736][ T8395] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.669555][ T8393] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.678342][ T8394] netlink: 'syz-executor456': attribute type 4 has an invalid length. [ 192.822496][ T3235] ieee802154 phy0 wpan0: encryption failed: -22 [ 192.828790][ T3235] ieee802154 phy1 wpan1: encryption failed: -22 [ 198.916480][ T8382] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881102c06a0 (size 32): comm "syz-executor456", pid 8391, jiffies 4294956522 (age 19.050s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [] ip_mc_add_src+0x348/0x450 [] ip_mc_source+0x3d4/0x610 [] ip_setsockopt+0x15d8/0x1f70 [] tcp_setsockopt+0x70/0x1420 [] __sys_setsockopt+0x1b0/0x360 [] __x64_sys_setsockopt+0x22/0x30 [] do_syscall_64+0x2d/0x70 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff8881102c06a0 (size 32): comm "syz-executor456", pid 8391, jiffies 4294956522 (age 20.140s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [] ip_mc_add_src+0x348/0x450 [] ip_mc_source+0x3d4/0x610 [] ip_setsockopt+0x15d8/0x1f70 [] tcp_setsockopt+0x70/0x1420 [] __sys_setsockopt+0x1b0/0x360 [] __x64_sys_setsockopt+0x22/0x30 [] do_syscall_64+0x2d/0x70 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff8881102c06a0 (size 32): comm "syz-executor456", pid 8391, jiffies 4294956522 (age 21.240s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [] ip_mc_add_src+0x348/0x450 [] ip_mc_source+0x3d4/0x610 [] ip_setsockopt+0x15d8/0x1f70 [] tcp_setsockopt+0x70/0x1420 [] __sys_setsockopt+0x1b0/0x360 [] __x64_sys_setsockopt+0x22/0x30 [] do_syscall_64+0x2d/0x70 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff8881102c06a0 (size 32): comm "syz-executor456", pid 8391, jiffies 4294956522 (age 23.350s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [] ip_mc_add_src+0x348/0x450 [] ip_mc_source+0x3d4/0x610 [] ip_setsockopt+0x15d8/0x1f70 [] tcp_setsockopt+0x70/0x1420 [] __sys_setsockopt+0x1b0/0x360 [] __x64_sys_setsockopt+0x22/0x30 [] do_syscall_64+0x2d/0x70 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff8881102c06a0 (size 32): comm "syz-executor456", pid 8391, jiffies 4294956522 (age 25.460s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [] ip_mc_add_src+0x348/0x450 [] ip_mc_source+0x3d4/0x610 [] ip_setsockopt+0x15d8/0x1f70 [] tcp_setsockopt+0x70/0x1420 [] __sys_setsockopt+0x1b0/0x360 [] __x64_sys_setsockopt+0x22/0x30 [] do_syscall_64+0x2d/0x70 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff8881102c06a0 (size 32): comm "syz-executor456", pid 8391, jiffies 4294956522 (age 26.560s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00 ................ backtrace: [] ip_mc_add_src+0x348/0x450 [] ip_mc_source+0x3d4/0x610 [] ip_setsockopt+0x15d8/0x1f70 [] tcp_setsockopt+0x70/0x1420 [] __sys_setsockopt+0x1b0/0x360 [] __x64_sys_setsockopt+0x22/0x30 [] do_syscall_64+0x2d/0x70 [] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 219.338690][ T8403] netlink: 'syz-executor456': attribute type 4 has an invalid length. executing program [ 220.566821][ T8404] netlink: 'syz-executor456': attribute type 4 has an invalid length.