[ 63.869179][ T26] audit: type=1800 audit(1567827089.165:27): pid=9680 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 63.906992][ T26] audit: type=1800 audit(1567827089.255:28): pid=9680 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 64.834765][ T26] audit: type=1800 audit(1567827090.175:29): pid=9680 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 64.855179][ T26] audit: type=1800 audit(1567827090.185:30): pid=9680 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.84' (ECDSA) to the list of known hosts. syzkaller login: [ 73.757984][ T9834] IPVS: ftp: loaded support on port[0] = 21 [ 73.799006][ T9834] chnl_net:caif_netlink_parms(): no params data found [ 73.820562][ T9834] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.827888][ T9834] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.835400][ T9834] device bridge_slave_0 entered promiscuous mode [ 73.842538][ T9834] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.849630][ T9834] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.857072][ T9834] device bridge_slave_1 entered promiscuous mode [ 73.870495][ T9834] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.880704][ T9834] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.895942][ T9834] team0: Port device team_slave_0 added [ 73.902333][ T9834] team0: Port device team_slave_1 added [ 73.957223][ T9834] device hsr_slave_0 entered promiscuous mode [ 74.015831][ T9834] device hsr_slave_1 entered promiscuous mode [ 74.060544][ T9834] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.067644][ T9834] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.074914][ T9834] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.081999][ T9834] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.106895][ T9834] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.118030][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.126174][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.143698][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.151526][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 74.161569][ T9834] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.170472][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.178873][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.185930][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.197034][ T3592] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.205245][ T3592] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.212311][ T3592] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.228136][ T9834] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 74.238617][ T9834] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.250316][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.258771][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.267051][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.275198][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.283759][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.291310][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.305848][ T9834] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 74.333391][ T9834] kasan: CONFIG_KASAN_INLINE enabled [ 74.339366][ T9834] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 74.347458][ T9834] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 74.354372][ T9834] CPU: 1 PID: 9834 Comm: syz-executor858 Not tainted 5.3.0-rc7+ #0 [ 74.362238][ T9834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.372280][ T9834] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 74.378230][ T9834] Code: 0f 84 e1 00 00 00 48 b8 22 01 00 00 00 00 ad de 49 39 c4 0f 84 e2 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d [ 74.397805][ T9834] RSP: 0018:ffff88809660f450 EFLAGS: 00010246 [ 74.403842][ T9834] RAX: dffffc0000000000 RBX: ffff8880a8bb1b40 RCX: ffffffff8159b24a [ 74.411784][ T9834] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a8bb1ea8 [ 74.419727][ T9834] RBP: ffff88809660f468 R08: 0000000000000004 R09: ffffed1012cc1e7d [ 74.427669][ T9834] R10: ffffed1012cc1e7c R11: 0000000000000003 R12: 0000000000000000 [ 74.435615][ T9834] R13: 0000000000000000 R14: ffff8880a8bb1ea0 R15: ffff8880a8bb1e00 [ 74.443562][ T9834] FS: 0000555555f9d880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 74.452460][ T9834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.459031][ T9834] CR2: 0000000020000610 CR3: 000000009e04a000 CR4: 00000000001406e0 [ 74.466990][ T9834] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.474951][ T9834] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.482909][ T9834] Call Trace: [ 74.486183][ T9834] cbs_destroy+0x7d/0x2a0 [ 74.490487][ T9834] ? cbs_init+0x25d/0x450 [ 74.494789][ T9834] ? cbs_dequeue_soft+0x410/0x410 [ 74.499796][ T9834] qdisc_create+0xbc6/0x1210 [ 74.504363][ T9834] ? tc_get_qdisc+0xc10/0xc10 [ 74.509017][ T9834] ? __nla_parse+0x43/0x60 [ 74.513410][ T9834] tc_modify_qdisc+0x524/0x1c50 [ 74.518239][ T9834] ? qdisc_create+0x1210/0x1210 [ 74.523067][ T9834] ? rtnetlink_rcv_msg+0x1ea/0xb00 [ 74.528159][ T9834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 74.534368][ T9834] ? qdisc_create+0x1210/0x1210 [ 74.539193][ T9834] rtnetlink_rcv_msg+0x463/0xb00 [ 74.544105][ T9834] ? rtnetlink_put_metrics+0x580/0x580 [ 74.549551][ T9834] ? netdev_core_pick_tx+0x2f0/0x2f0 [ 74.554826][ T9834] ? __copy_skb_header+0x250/0x550 [ 74.559921][ T9834] netlink_rcv_skb+0x177/0x450 [ 74.564706][ T9834] ? rtnetlink_put_metrics+0x580/0x580 [ 74.570141][ T9834] ? netlink_ack+0xb30/0xb30 [ 74.574710][ T9834] ? netlink_deliver_tap+0x254/0xbf0 [ 74.579977][ T9834] rtnetlink_rcv+0x1d/0x30 [ 74.584368][ T9834] netlink_unicast+0x531/0x710 [ 74.589108][ T9834] ? netlink_attachskb+0x7c0/0x7c0 [ 74.594201][ T9834] ? _copy_from_iter_full+0x25d/0x8a0 [ 74.599586][ T9834] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 74.605283][ T9834] ? __check_object_size+0x3d/0x437 [ 74.610455][ T9834] netlink_sendmsg+0x8a5/0xd60 [ 74.615193][ T9834] ? netlink_unicast+0x710/0x710 [ 74.620110][ T9834] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 74.625641][ T9834] ? apparmor_socket_sendmsg+0x2a/0x30 [ 74.631072][ T9834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.637283][ T9834] ? security_socket_sendmsg+0x8d/0xc0 [ 74.642714][ T9834] ? netlink_unicast+0x710/0x710 [ 74.647626][ T9834] sock_sendmsg+0xd7/0x130 [ 74.652016][ T9834] ___sys_sendmsg+0x803/0x920 [ 74.656664][ T9834] ? copy_msghdr_from_user+0x440/0x440 [ 74.662111][ T9834] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 74.668325][ T9834] ? tomoyo_path_number_perm+0x263/0x520 [ 74.673939][ T9834] ? sock_ioctl+0x489/0x780 [ 74.678414][ T9834] ? dlci_ioctl_set+0x40/0x40 [ 74.683068][ T9834] ? dlci_ioctl_set+0x40/0x40 [ 74.687717][ T9834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.693929][ T9834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.700152][ T9834] ? __fget_light+0x1a9/0x230 [ 74.704810][ T9834] ? __fdget+0x1b/0x20 [ 74.708855][ T9834] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 74.715073][ T9834] __sys_sendmsg+0x105/0x1d0 [ 74.719639][ T9834] ? __sys_sendmsg_sock+0xd0/0xd0 [ 74.724652][ T9834] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 74.730693][ T9834] __x64_sys_sendmsg+0x78/0xb0 [ 74.735431][ T9834] do_syscall_64+0xfd/0x6a0 [ 74.739911][ T9834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.745773][ T9834] RIP: 0033:0x441b59 [ 74.749652][ T9834] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.769238][ T9834] RSP: 002b:00007ffd970b2078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.777618][ T9834] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441b59 [ 74.785562][ T9834] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 74.793504][ T9834] RBP: 00007ffd970b2090 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 74.801460][ T9834] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000 [ 74.809404][ T9834] R13: 00000000004030f0 R14: 0000000000000000 R15: 0000000000000000 [ 74.817350][ T9834] Modules linked in: [ 74.822914][ T9834] ---[ end trace 30579ed397801421 ]--- [ 74.828417][ T9834] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 74.834379][ T9834] Code: 0f 84 e1 00 00 00 48 b8 22 01 00 00 00 00 ad de 49 39 c4 0f 84 e2 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 53 49 8b 14 24 4c 39 f2 0f 85 99 00 00 00 49 8d 7d [ 74.854003][ T9834] RSP: 0018:ffff88809660f450 EFLAGS: 00010246 [ 74.860088][ T9834] RAX: dffffc0000000000 RBX: ffff8880a8bb1b40 RCX: ffffffff8159b24a [ 74.868075][ T9834] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a8bb1ea8 [ 74.876055][ T9834] RBP: ffff88809660f468 R08: 0000000000000004 R09: ffffed1012cc1e7d [ 74.884005][ T9834] R10: ffffed1012cc1e7c R11: 0000000000000003 R12: 0000000000000000 [ 74.891987][ T9834] R13: 0000000000000000 R14: ffff8880a8bb1ea0 R15: ffff8880a8bb1e00 [ 74.899968][ T9834] FS: 0000555555f9d880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 74.908901][ T9834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.915468][ T9834] CR2: 0000000020000610 CR3: 000000009e04a000 CR4: 00000000001406e0 [ 74.923532][ T9834] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.931532][ T9834] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.939515][ T9834] Kernel panic - not syncing: Fatal exception [ 74.946923][ T9834] Kernel Offset: disabled [ 74.951240][ T9834] Rebooting in 86400 seconds..