Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. [ 38.519001] random: sshd: uninitialized urandom read (32 bytes read) [ 38.694038] audit: type=1400 audit(1567855628.243:36): avc: denied { map } for pid=6807 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/09/07 11:27:08 parsed 1 programs [ 38.759990] audit: type=1400 audit(1567855628.303:37): avc: denied { map } for pid=6807 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=13766 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 39.336621] random: cc1: uninitialized urandom read (8 bytes read) 2019/09/07 11:27:09 executed programs: 0 [ 40.410949] IPVS: ftp: loaded support on port[0] = 21 [ 41.366732] chnl_net:caif_netlink_parms(): no params data found [ 41.396999] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.403873] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.411170] device bridge_slave_0 entered promiscuous mode [ 41.418122] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.424604] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.431478] device bridge_slave_1 entered promiscuous mode [ 41.445660] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.454540] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.469582] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.476880] team0: Port device team_slave_0 added [ 41.482288] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.489253] team0: Port device team_slave_1 added [ 41.494531] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.501755] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.572151] device hsr_slave_0 entered promiscuous mode [ 41.610427] device hsr_slave_1 entered promiscuous mode [ 41.651268] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.658177] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.671509] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.677908] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.684908] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.691286] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.717235] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 41.724376] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.732476] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.741310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.760491] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.767607] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.777678] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.784120] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.792451] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.800056] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.806415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.815306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.824231] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.830719] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.848710] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 41.858628] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.869598] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.877525] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.885725] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.893297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.900858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.908256] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.915015] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.925704] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.935989] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.360665] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 43.412622] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 43.431611] BUG: unable to handle kernel NULL pointer dereference at (null) [ 43.439608] IP: (null) [ 43.442952] PGD 90aec067 P4D 90aec067 PUD 9399e067 PMD 0 [ 43.448479] Oops: 0010 [#1] PREEMPT SMP KASAN [ 43.453118] Modules linked in: [ 43.456292] CPU: 1 PID: 6928 Comm: syz-executor.0 Not tainted 4.14.142 #0 [ 43.463302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.472638] task: ffff8880a5b82700 task.stack: ffff88809fc08000 [ 43.478670] RIP: 0010: (null) [ 43.482532] RSP: 0018:ffff88809fc0f5e8 EFLAGS: 00010246 [ 43.487874] RAX: dffffc0000000000 RBX: ffffffff86f156e0 RCX: 0000000000000000 [ 43.495122] RDX: 1ffffffff0de2ae4 RSI: 0000000000000001 RDI: ffff888093980000 [ 43.502370] RBP: ffff88809fc0f6c0 R08: 1ffff11013f81ee8 R09: ffff88809fc0f740 [ 43.509617] R10: ffffed1013f81ef3 R11: ffff88809fc0f79f R12: ffff88809fc0f698 [ 43.516872] R13: ffff888093980000 R14: 0000000000000001 R15: 0000000000000000 [ 43.524125] FS: 00007f125755e700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 43.532328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.538188] CR2: 0000000000000000 CR3: 00000000977a5000 CR4: 00000000001406e0 [ 43.545453] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.552855] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.560154] Call Trace: [ 43.562728] tc_bind_tclass+0x124/0x400 [ 43.566791] ? security_capable+0x8e/0xc0 [ 43.570920] ? __qdisc_calculate_pkt_len+0x2e0/0x2e0 [ 43.576002] ? validate_nla+0x201/0x5f0 [ 43.579955] ? nla_parse+0x186/0x240 [ 43.583686] ? qdisc_match_from_root+0x14f/0x230 [ 43.588424] tc_ctl_tclass+0x94a/0xa70 [ 43.592292] ? qdisc_tree_reduce_backlog+0x4a0/0x4a0 [ 43.597375] ? rtnetlink_rcv_msg+0x305/0xb70 [ 43.601765] ? qdisc_tree_reduce_backlog+0x4a0/0x4a0 [ 43.606871] rtnetlink_rcv_msg+0x3eb/0xb70 [ 43.611084] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 43.615645] ? netlink_deliver_tap+0x93/0x8f0 [ 43.620130] netlink_rcv_skb+0x14f/0x3c0 [ 43.624178] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 43.628742] ? lock_downgrade+0x6e0/0x6e0 [ 43.632870] ? netlink_ack+0x9a0/0x9a0 [ 43.636746] ? netlink_deliver_tap+0xba/0x8f0 [ 43.641223] rtnetlink_rcv+0x1d/0x30 [ 43.644916] netlink_unicast+0x45d/0x640 [ 43.648956] ? netlink_attachskb+0x6a0/0x6a0 [ 43.653346] ? security_netlink_send+0x81/0xb0 [ 43.657909] netlink_sendmsg+0x7c4/0xc60 [ 43.661959] ? netlink_unicast+0x640/0x640 [ 43.666191] ? security_socket_sendmsg+0x89/0xb0 [ 43.670930] ? netlink_unicast+0x640/0x640 [ 43.675154] sock_sendmsg+0xce/0x110 [ 43.678861] ___sys_sendmsg+0x70a/0x840 [ 43.682834] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 43.687571] ? __fget+0x210/0x370 [ 43.691008] ? find_held_lock+0x35/0x130 [ 43.695060] ? __fget+0x210/0x370 [ 43.698508] ? lock_downgrade+0x6e0/0x6e0 [ 43.702635] ? __fget+0x237/0x370 [ 43.706069] ? __fget_light+0x172/0x1f0 [ 43.710026] ? __fdget+0x1b/0x20 [ 43.713385] ? sockfd_lookup_light+0xb4/0x160 [ 43.717864] __sys_sendmsg+0xb9/0x140 [ 43.721963] ? SyS_shutdown+0x170/0x170 [ 43.725926] ? put_timespec64+0xb4/0x100 [ 43.729972] ? SyS_clock_gettime+0xf8/0x180 [ 43.734279] SyS_sendmsg+0x2d/0x50 [ 43.737808] ? __sys_sendmsg+0x140/0x140 [ 43.741865] do_syscall_64+0x1e8/0x640 [ 43.745731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.750558] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 43.755780] RIP: 0033:0x4598e9 [ 43.758949] RSP: 002b:00007f125755dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 43.766653] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9 [ 43.773903] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 43.781150] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 43.788399] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f125755e6d4 [ 43.795647] R13: 00000000004c77fb R14: 00000000004dd098 R15: 00000000ffffffff [ 43.802915] Code: Bad RIP value. [ 43.806364] RIP: (null) RSP: ffff88809fc0f5e8 [ 43.811718] CR2: 0000000000000000 [ 43.816307] ---[ end trace 4c0cd0efc3b4be18 ]--- [ 43.821329] Kernel panic - not syncing: Fatal exception [ 43.828049] Kernel Offset: disabled [ 43.831665] Rebooting in 86400 seconds..