[ 12.024170] random: nonblocking pool is initialized [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts. 2019/09/23 12:38:53 fuzzer started 2019/09/23 12:38:54 dialing manager at 10.128.0.105:39541 2019/09/23 12:38:54 syscalls: 2425 2019/09/23 12:38:54 code coverage: CONFIG_KCOV is not enabled 2019/09/23 12:38:54 comparison tracing: CONFIG_KCOV is not enabled 2019/09/23 12:38:54 extra coverage: CONFIG_KCOV is not enabled 2019/09/23 12:38:54 setuid sandbox: enabled 2019/09/23 12:38:54 namespace sandbox: enabled 2019/09/23 12:38:54 Android sandbox: /sys/fs/selinux/policy does not exist 2019/09/23 12:38:54 fault injection: kernel does not have systematic fault injection support 2019/09/23 12:38:54 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/09/23 12:38:54 net packet injection: enabled 2019/09/23 12:38:54 net device setup: enabled 12:38:55 executing program 0: 12:38:55 executing program 1: 12:38:55 executing program 5: 12:38:55 executing program 2: 12:38:55 executing program 3: 12:38:55 executing program 4: syzkaller login: [ 46.677524] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 46.679593] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 46.683195] IPVS: Creating netns size=2712 id=1 [ 46.684518] IPVS: ftp: loaded support on port[0] = 21 [ 46.684952] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 46.689810] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 46.694867] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 46.698733] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 46.705505] IPVS: Creating netns size=2712 id=2 [ 46.710378] IPVS: ftp: loaded support on port[0] = 21 [ 46.731358] chnl_net:caif_netlink_parms(): no params data found [ 46.738393] ------------[ cut here ]------------ [ 46.743352] WARNING: CPU: 0 PID: 5641 at net/batman-adv/main.c:750 batadv_tvlv_container_remove+0x7b/0x80() [ 46.753303] Kernel panic - not syncing: panic_on_warn set ... [ 46.753303] [ 46.760643] CPU: 0 PID: 5641 Comm: syz-executor.0 Not tainted 4.4.194 #0 [ 46.767546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.776963] 0000000000000082 ffff8800b7a77870 ffffffff818a6f22 0000000000000000 [ 46.785087] ffffffff82e96378 ffffffff8300ac2f ffff8800b7a778e8 ffffffff8126f9bc [ 46.793113] ffff880000000008 ffff8800b7a778f8 ffff8800b7a77898 ffffffff81274e1f [ 46.801138] Call Trace: [ 46.803734] [] dump_stack+0xa1/0xdf [ 46.808989] [] panic+0xd2/0x225 [ 46.813909] [] ? printk+0x48/0x4a [ 46.818985] [] warn_slowpath_common.cold+0x16/0x16 [ 46.826119] [] warn_slowpath_null+0x15/0x20 [ 46.832077] [] batadv_tvlv_container_remove+0x7b/0x80 [ 46.838921] [] batadv_tvlv_container_register+0xb3/0x120 [ 46.846253] [] batadv_dat_tvlv_container_update+0x26/0x40 [ 46.853426] [] batadv_dat_init+0x6a/0x80 [ 46.859295] [] batadv_mesh_init+0x239/0x290 [ 46.865245] [] batadv_softif_init_late+0x271/0x2c0 [ 46.871811] [] register_netdevice+0xfa/0x450 [ 46.877858] [] rtnl_newlink+0x8a5/0x910 [ 46.883487] [] ? rtnl_newlink+0x17d/0x910 [ 46.889256] [] rtnetlink_rcv_msg+0x170/0x1e0 [ 46.895287] [] ? trace_hardirqs_on+0xd/0x10 [ 46.901232] [] ? mutex_lock_nested+0x30a/0x5a0 [ 46.907437] [] ? rtnetlink_rcv+0x17/0x30 [ 46.913123] [] ? rtnetlink_rcv+0x30/0x30 [ 46.918813] [] netlink_rcv_skb+0x31/0xc0 [ 46.924498] [] rtnetlink_rcv+0x26/0x30 [ 46.930007] [] netlink_unicast+0x168/0x210 [ 46.935872] [] netlink_sendmsg+0x1f1/0x390 [ 46.941735] [] sock_sendmsg+0x35/0x40 [ 46.947160] [] SYSC_sendto+0xed/0x160 [ 46.952583] [] ? sock_alloc_file+0x8c/0x120 [ 46.958540] [] ? fd_install+0x22/0x30 [ 46.963964] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 46.970458] [] SyS_sendto+0x9/0x10 [ 46.975727] [] entry_SYSCALL_64_fastpath+0x1c/0x7c [ 46.984129] Kernel Offset: disabled [ 46.987802] Rebooting in 86400 seconds..