Warning: Permanently added '10.128.0.100' (ECDSA) to the list of known hosts. [ 39.368283] random: sshd: uninitialized urandom read (32 bytes read) 2019/09/07 11:56:10 parsed 1 programs [ 39.555645] audit: type=1400 audit(1567857370.305:36): avc: denied { map } for pid=6917 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 [ 39.624912] audit: type=1400 audit(1567857370.375:37): avc: denied { map } for pid=6917 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=1124 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 40.067530] random: cc1: uninitialized urandom read (8 bytes read) 2019/09/07 11:56:11 executed programs: 0 [ 40.824355] audit: type=1400 audit(1567857371.575:38): avc: denied { map } for pid=6917 comm="syz-execprog" path="/root/syzkaller-shm104916830" dev="sda1" ino=16485 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 41.100928] IPVS: ftp: loaded support on port[0] = 21 [ 41.963386] chnl_net:caif_netlink_parms(): no params data found [ 41.993448] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.000345] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.007342] device bridge_slave_0 entered promiscuous mode [ 42.014510] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.020957] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.027748] device bridge_slave_1 entered promiscuous mode [ 42.041730] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.050372] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.065881] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.074082] team0: Port device team_slave_0 added [ 42.089243] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.114502] team0: Port device team_slave_1 added [ 42.119744] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.127006] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.192128] device hsr_slave_0 entered promiscuous mode [ 42.230365] device hsr_slave_1 entered promiscuous mode [ 42.280553] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.287511] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.299927] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.306345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.313220] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.319548] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.346109] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 42.353402] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.361333] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.369009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.388232] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.395308] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.405070] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.411324] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.419129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.426840] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.433238] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.442639] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.450631] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.456955] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.473072] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.482970] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.493968] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.501415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.508878] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.516693] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.524351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.532768] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.539489] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.551007] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.560367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.970769] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.821875] BUG: unable to handle kernel NULL pointer dereference at (null) [ 44.829916] IP: (null) [ 44.833270] PGD a1d02067 P4D a1d02067 PUD 9e1a5067 PMD 0 [ 44.838797] Oops: 0010 [#1] PREEMPT SMP KASAN [ 44.843273] Modules linked in: [ 44.846449] CPU: 1 PID: 7180 Comm: syz-executor.0 Not tainted 4.14.142 #0 [ 44.853350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.862708] task: ffff8880a0c16040 task.stack: ffff8880a5478000 [ 44.868757] RIP: 0010: (null) [ 44.872620] RSP: 0018:ffff8880a547f5e8 EFLAGS: 00010246 [ 44.877958] RAX: dffffc0000000000 RBX: ffffffff86f156e0 RCX: 0000000000000000 [ 44.885205] RDX: 1ffffffff0de2ae4 RSI: 0000000000000001 RDI: ffff8880a878bb00 [ 44.892453] RBP: ffff8880a547f6c0 R08: 1ffff11014a8fee8 R09: ffff8880a547f740 [ 44.899702] R10: ffffed1014a8fef3 R11: ffff8880a547f79f R12: ffff8880a547f698 [ 44.906949] R13: ffff8880a878bb00 R14: 0000000000000001 R15: 0000000000000000 [ 44.914214] FS: 00007f879f017700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 44.922416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.928295] CR2: 0000000000000000 CR3: 000000009654b000 CR4: 00000000001406e0 [ 44.935544] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.942790] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.950041] Call Trace: [ 44.952616] tc_bind_tclass+0x124/0x400 [ 44.956575] ? security_capable+0x8e/0xc0 [ 44.960707] ? __qdisc_calculate_pkt_len+0x2e0/0x2e0 [ 44.965805] ? validate_nla+0x201/0x5f0 [ 44.969784] ? nla_parse+0x186/0x240 [ 44.973486] ? qdisc_match_from_root+0x14f/0x230 [ 44.978271] tc_ctl_tclass+0x94a/0xa70 [ 44.982148] ? qdisc_tree_reduce_backlog+0x4a0/0x4a0 [ 44.987232] ? rtnetlink_rcv_msg+0x305/0xb70 [ 44.991620] ? qdisc_tree_reduce_backlog+0x4a0/0x4a0 [ 44.996708] rtnetlink_rcv_msg+0x3eb/0xb70 [ 45.000927] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 45.005492] ? netlink_deliver_tap+0x93/0x8f0 [ 45.009966] netlink_rcv_skb+0x14f/0x3c0 [ 45.014005] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 45.018611] ? lock_downgrade+0x6e0/0x6e0 [ 45.022737] ? netlink_ack+0x9a0/0x9a0 [ 45.026611] ? netlink_deliver_tap+0xba/0x8f0 [ 45.031083] rtnetlink_rcv+0x1d/0x30 [ 45.034796] netlink_unicast+0x45d/0x640 [ 45.038835] ? netlink_attachskb+0x6a0/0x6a0 [ 45.043241] ? security_netlink_send+0x81/0xb0 [ 45.047821] netlink_sendmsg+0x7c4/0xc60 [ 45.051857] ? netlink_unicast+0x640/0x640 [ 45.056088] ? security_socket_sendmsg+0x89/0xb0 [ 45.060819] ? netlink_unicast+0x640/0x640 [ 45.065032] sock_sendmsg+0xce/0x110 [ 45.068720] ___sys_sendmsg+0x70a/0x840 [ 45.072677] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 45.077409] ? __fget+0x210/0x370 [ 45.080838] ? find_held_lock+0x35/0x130 [ 45.084877] ? __fget+0x210/0x370 [ 45.088340] ? lock_downgrade+0x6e0/0x6e0 [ 45.092466] ? __fget+0x237/0x370 [ 45.095912] ? __fget_light+0x172/0x1f0 [ 45.099862] ? __fdget+0x1b/0x20 [ 45.103204] ? sockfd_lookup_light+0xb4/0x160 [ 45.107679] __sys_sendmsg+0xb9/0x140 [ 45.111475] ? SyS_shutdown+0x170/0x170 [ 45.115427] ? put_timespec64+0xb4/0x100 [ 45.119465] ? SyS_clock_gettime+0xf8/0x180 [ 45.123763] SyS_sendmsg+0x2d/0x50 [ 45.127298] ? __sys_sendmsg+0x140/0x140 [ 45.131342] do_syscall_64+0x1e8/0x640 [ 45.135205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.140053] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 45.145226] RIP: 0033:0x4598e9 [ 45.148395] RSP: 002b:00007f879f016c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.156083] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9 [ 45.163334] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 45.170687] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.177936] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f879f0176d4 [ 45.185220] R13: 00000000004c77fb R14: 00000000004dd098 R15: 00000000ffffffff [ 45.192470] Code: Bad RIP value. [ 45.195920] RIP: (null) RSP: ffff8880a547f5e8 [ 45.201287] CR2: 0000000000000000 [ 45.206000] ---[ end trace 66d499954d3af3a1 ]--- [ 45.210996] Kernel panic - not syncing: Fatal exception [ 45.217642] Kernel Offset: disabled [ 45.221291] Rebooting in 86400 seconds..