[info] Using makefile-style concurrent boot in runlevel 2. [....] 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 '10.128.0.244' (ECDSA) to the list of known hosts. 2019/09/23 13:39:26 fuzzer started 2019/09/23 13:39:27 dialing manager at 10.128.0.105:39541 2019/09/23 13:39:27 syscalls: 2425 2019/09/23 13:39:27 code coverage: CONFIG_KCOV is not enabled 2019/09/23 13:39:27 comparison tracing: CONFIG_KCOV is not enabled 2019/09/23 13:39:27 extra coverage: CONFIG_KCOV is not enabled 2019/09/23 13:39:27 setuid sandbox: enabled 2019/09/23 13:39:27 namespace sandbox: enabled 2019/09/23 13:39:27 Android sandbox: /sys/fs/selinux/policy does not exist 2019/09/23 13:39:27 fault injection: kernel does not have systematic fault injection support 2019/09/23 13:39:27 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/09/23 13:39:27 net packet injection: enabled 2019/09/23 13:39:27 net device setup: enabled 13:39:27 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$vhci(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhci\x00', 0x1) write$vhci(r2, &(0x7f0000000000)=@HCI_VENDOR_PKT={0xff, 0x11cc1}, 0x2) 13:39:27 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x16c, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='illinois\x00', 0x9) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f00000008c0)={0x2, 0x4e23, @local}, 0x10) write$binfmt_elf64(r0, &(0x7f0000002300)=ANY=[@ANYRES64], 0x100000473) 13:39:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) unshare(0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x58) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) io_setup(0x20000000001005, &(0x7f0000000880)=0x0) io_submit(r2, 0x1, &(0x7f0000001440)=[&(0x7f0000000100)={0x5000000, 0x0, 0x700000000000000, 0x8, 0x0, r1, &(0x7f0000000340), 0x23a}]) 13:39:27 executing program 2: r0 = socket$inet6(0xa, 0x4000000080002, 0x0) r1 = dup(r0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote, 0x7}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @initdev}}, 0x1c) 13:39:27 executing program 3: epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000040)=[{0x100006, 0x0, 0x0, 0xfffffffffffffffd}]}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) getrandom(&(0x7f0000000080)=""/44, 0xffffffffffffffea, 0x0) r0 = memfd_create(&(0x7f0000000140)='\xab\x05\xae\xa8\x17\xe4\x93\xf4\xe4a\xa2(\t\x00\x81\xafu', 0x0) r1 = dup(r0) clone(0x208100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000000)='\x00', 0x0, 0x0, 0x1000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x0) 13:39:27 executing program 4: clone(0x802102001ffe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f00000001c0)='dns_resolver\x00', &(0x7f0000000200)={'syz', 0x2}, &(0x7f0000000240), 0xfffffffffffffffe) sendmsg(0xffffffffffffffff, 0x0, 0x0) syzkaller login: [ 43.825703] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 43.832638] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 43.839376] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 43.846011] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 43.852907] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 43.860027] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 43.866804] IPVS: Creating netns size=2712 id=1 [ 43.871604] IPVS: ftp: loaded support on port[0] = 21 [ 43.882814] IPVS: Creating netns size=2712 id=2 [ 43.887617] IPVS: ftp: loaded support on port[0] = 21 [ 43.899565] chnl_net:caif_netlink_parms(): no params data found [ 43.906872] ------------[ cut here ]------------ [ 43.911667] WARNING: CPU: 1 PID: 5626 at net/batman-adv/main.c:750 batadv_tvlv_container_remove+0x7b/0x80() [ 43.921706] Kernel panic - not syncing: panic_on_warn set ... [ 43.921706] [ 43.929134] CPU: 1 PID: 5626 Comm: syz-executor.0 Not tainted 4.4.194 #0 [ 43.935963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.945291] 0000000000000082 ffff8800b0a53870 ffffffff818a6f22 0000000000000000 [ 43.953398] ffffffff82e96378 ffffffff8300ac2f ffff8800b0a538e8 ffffffff8126f9bc [ 43.961454] ffff880000000008 ffff8800b0a538f8 ffff8800b0a53898 ffffffff81274e1f [ 43.969448] Call Trace: [ 43.972009] [] dump_stack+0xa1/0xdf [ 43.977270] [] panic+0xd2/0x225 [ 43.982169] [] ? printk+0x48/0x4a [ 43.987244] [] warn_slowpath_common.cold+0x16/0x16 [ 43.993807] [] warn_slowpath_null+0x15/0x20 [ 43.999755] [] batadv_tvlv_container_remove+0x7b/0x80 [ 44.006575] [] batadv_tvlv_container_register+0xb3/0x120 [ 44.013643] [] batadv_dat_tvlv_container_update+0x26/0x40 [ 44.020797] [] batadv_dat_init+0x6a/0x80 [ 44.026475] [] batadv_mesh_init+0x239/0x290 [ 44.032415] [] batadv_softif_init_late+0x271/0x2c0 [ 44.038964] [] register_netdevice+0xfa/0x450 [ 44.045001] [] rtnl_newlink+0x8a5/0x910 [ 44.050593] [] ? rtnl_newlink+0x17d/0x910 [ 44.056360] [] rtnetlink_rcv_msg+0x170/0x1e0 [ 44.062390] [] ? trace_hardirqs_on+0xd/0x10 [ 44.068330] [] ? mutex_lock_nested+0x30a/0x5a0 [ 44.074536] [] ? rtnetlink_rcv+0x17/0x30 [ 44.080212] [] ? rtnetlink_rcv+0x30/0x30 [ 44.085891] [] netlink_rcv_skb+0x31/0xc0 [ 44.093222] [] rtnetlink_rcv+0x26/0x30 [ 44.098742] [] netlink_unicast+0x168/0x210 [ 44.104594] [] netlink_sendmsg+0x1f1/0x390 [ 44.110462] [] sock_sendmsg+0x35/0x40 [ 44.115884] [] SYSC_sendto+0xed/0x160 [ 44.121301] [] ? sock_alloc_file+0x8c/0x120 [ 44.127257] [] ? fd_install+0x22/0x30 [ 44.132693] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 44.139164] [] SyS_sendto+0x9/0x10 [ 44.144330] [] entry_SYSCALL_64_fastpath+0x1c/0x7c [ 44.152462] Kernel Offset: disabled [ 44.156112] Rebooting in 86400 seconds..