[ 70.103831][ T26] audit: type=1800 audit(1567817991.654:27): pid=10003 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 70.137551][ T26] audit: type=1800 audit(1567817991.664:28): pid=10003 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. [ 70.904356][ T26] audit: type=1800 audit(1567817992.544:29): pid=10003 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 [ 70.926879][ T26] audit: type=1800 audit(1567817992.544:30): pid=10003 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 '10.128.10.35' (ECDSA) to the list of known hosts. syzkaller login: [ 80.979191][T10156] IPVS: ftp: loaded support on port[0] = 21 [ 81.020581][T10156] chnl_net:caif_netlink_parms(): no params data found [ 81.041960][T10156] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.049044][T10156] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.056582][T10156] device bridge_slave_0 entered promiscuous mode [ 81.063746][T10156] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.070846][T10156] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.078243][T10156] device bridge_slave_1 entered promiscuous mode [ 81.092006][T10156] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.102161][T10156] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.117222][T10156] team0: Port device team_slave_0 added [ 81.124055][T10156] team0: Port device team_slave_1 added [ 81.181190][T10156] device hsr_slave_0 entered promiscuous mode [ 81.219790][T10156] device hsr_slave_1 entered promiscuous mode [ 81.264511][T10156] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.271575][T10156] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.278831][T10156] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.285893][T10156] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.310451][T10156] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.320475][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.338607][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.346535][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.354550][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 81.364061][T10156] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.372934][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.381324][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.388349][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.406822][T10156] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 81.417357][T10156] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.429294][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.437837][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.444931][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.453359][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready executing program [ 81.461729][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.469964][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.477997][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.486153][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.493639][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.507090][T10156] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.534339][T10156] kasan: CONFIG_KASAN_INLINE enabled [ 81.539979][T10156] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 81.548041][T10156] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 81.554970][T10156] CPU: 0 PID: 10156 Comm: syz-executor651 Not tainted 5.3.0-rc7+ #0 [ 81.562938][T10156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.572990][T10156] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 81.578955][T10156] 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 [ 81.598539][T10156] RSP: 0018:ffff888091aff450 EFLAGS: 00010246 [ 81.604588][T10156] RAX: dffffc0000000000 RBX: ffff8880a0fecdc0 RCX: ffffffff8159b24a [ 81.612549][T10156] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a0fed128 [ 81.620506][T10156] RBP: ffff888091aff468 R08: 0000000000000004 R09: ffffed101235fe7d [ 81.628456][T10156] R10: ffffed101235fe7c R11: 0000000000000003 R12: 0000000000000000 [ 81.636405][T10156] R13: 0000000000000000 R14: ffff8880a0fed120 R15: ffff8880a0fed080 [ 81.644358][T10156] FS: 00005555567d9880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 81.653262][T10156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.659821][T10156] CR2: 0000000020000610 CR3: 0000000093314000 CR4: 00000000001406f0 [ 81.667792][T10156] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.675742][T10156] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.683688][T10156] Call Trace: [ 81.686965][T10156] cbs_destroy+0x7d/0x2a0 [ 81.691274][T10156] ? cbs_init+0x25d/0x450 [ 81.695582][T10156] ? cbs_dequeue_soft+0x410/0x410 [ 81.700595][T10156] qdisc_create+0xbc6/0x1210 [ 81.705164][T10156] ? tc_get_qdisc+0xc10/0xc10 [ 81.709840][T10156] ? __nla_parse+0x43/0x60 [ 81.714255][T10156] tc_modify_qdisc+0x524/0x1c50 [ 81.719092][T10156] ? qdisc_create+0x1210/0x1210 [ 81.723930][T10156] ? rtnetlink_rcv_msg+0x1ea/0xb00 [ 81.729037][T10156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 81.735261][T10156] ? qdisc_create+0x1210/0x1210 [ 81.740099][T10156] rtnetlink_rcv_msg+0x463/0xb00 [ 81.745022][T10156] ? rtnetlink_put_metrics+0x580/0x580 [ 81.750464][T10156] ? netdev_core_pick_tx+0x2f0/0x2f0 [ 81.755736][T10156] ? __copy_skb_header+0x250/0x550 [ 81.760844][T10156] netlink_rcv_skb+0x177/0x450 [ 81.765600][T10156] ? rtnetlink_put_metrics+0x580/0x580 [ 81.771046][T10156] ? netlink_ack+0xb30/0xb30 [ 81.775617][T10156] ? netlink_deliver_tap+0x254/0xbf0 [ 81.780886][T10156] rtnetlink_rcv+0x1d/0x30 [ 81.785284][T10156] netlink_unicast+0x531/0x710 [ 81.790027][T10156] ? netlink_attachskb+0x7c0/0x7c0 [ 81.795116][T10156] ? _copy_from_iter_full+0x25d/0x8a0 [ 81.800469][T10156] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 81.806168][T10156] ? __check_object_size+0x3d/0x437 [ 81.811354][T10156] netlink_sendmsg+0x8a5/0xd60 [ 81.816099][T10156] ? netlink_unicast+0x710/0x710 [ 81.821013][T10156] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 81.826538][T10156] ? apparmor_socket_sendmsg+0x2a/0x30 [ 81.831981][T10156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.838198][T10156] ? security_socket_sendmsg+0x8d/0xc0 [ 81.843671][T10156] ? netlink_unicast+0x710/0x710 [ 81.848602][T10156] sock_sendmsg+0xd7/0x130 [ 81.853006][T10156] ___sys_sendmsg+0x803/0x920 [ 81.857667][T10156] ? copy_msghdr_from_user+0x440/0x440 [ 81.863110][T10156] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 81.869337][T10156] ? tomoyo_path_number_perm+0x263/0x520 [ 81.874954][T10156] ? sock_ioctl+0x489/0x780 [ 81.879446][T10156] ? dlci_ioctl_set+0x40/0x40 [ 81.884129][T10156] ? dlci_ioctl_set+0x40/0x40 [ 81.888790][T10156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.895016][T10156] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.901239][T10156] ? __fget_light+0x1a9/0x230 [ 81.905900][T10156] ? __fdget+0x1b/0x20 [ 81.909971][T10156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 81.916202][T10156] __sys_sendmsg+0x105/0x1d0 [ 81.920798][T10156] ? __sys_sendmsg_sock+0xd0/0xd0 [ 81.925848][T10156] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 81.931935][T10156] __x64_sys_sendmsg+0x78/0xb0 [ 81.936709][T10156] do_syscall_64+0xfd/0x6a0 [ 81.941213][T10156] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.947084][T10156] RIP: 0033:0x441b59 [ 81.950963][T10156] 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 [ 81.970550][T10156] RSP: 002b:00007ffe1abd2e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.978949][T10156] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441b59 [ 81.986905][T10156] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 81.994870][T10156] RBP: 00007ffe1abd2e70 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 82.002822][T10156] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 0000000000000000 [ 82.010775][T10156] R13: 00000000004030f0 R14: 0000000000000000 R15: 0000000000000000 [ 82.018758][T10156] Modules linked in: [ 82.023170][T10156] ---[ end trace 7cc29db8f204e970 ]--- [ 82.028747][T10156] RIP: 0010:__list_del_entry_valid+0x85/0xf5 [ 82.034792][T10156] 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 [ 82.054552][T10156] RSP: 0018:ffff888091aff450 EFLAGS: 00010246 [ 82.060673][T10156] RAX: dffffc0000000000 RBX: ffff8880a0fecdc0 RCX: ffffffff8159b24a [ 82.068755][T10156] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a0fed128 [ 82.076770][T10156] RBP: ffff888091aff468 R08: 0000000000000004 R09: ffffed101235fe7d [ 82.084868][T10156] R10: ffffed101235fe7c R11: 0000000000000003 R12: 0000000000000000 [ 82.092860][T10156] R13: 0000000000000000 R14: ffff8880a0fed120 R15: ffff8880a0fed080 [ 82.100868][T10156] FS: 00005555567d9880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 82.109836][T10156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.116421][T10156] CR2: 0000000020000610 CR3: 0000000093314000 CR4: 00000000001406f0 [ 82.124427][T10156] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.132432][T10156] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.140425][T10156] Kernel panic - not syncing: Fatal exception [ 82.148022][T10156] Kernel Offset: disabled [ 82.152356][T10156] Rebooting in 86400 seconds..