Warning: Permanently added '10.128.1.62' (ECDSA) to the list of known hosts. 2020/08/03 17:34:59 parsed 1 programs 2020/08/03 17:35:00 executed programs: 0 syzkaller login: [ 34.260577] audit: type=1400 audit(1596476100.040:8): avc: denied { execmem } for pid=6378 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 34.526493] IPVS: ftp: loaded support on port[0] = 21 [ 35.392438] chnl_net:caif_netlink_parms(): no params data found [ 35.478652] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.485596] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.492614] device bridge_slave_0 entered promiscuous mode [ 35.500685] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.507460] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.514374] device bridge_slave_1 entered promiscuous mode [ 35.530811] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.539548] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.558001] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.565220] team0: Port device team_slave_0 added [ 35.571623] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.579386] team0: Port device team_slave_1 added [ 35.599206] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.607234] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 35.632572] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.645247] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.651676] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 35.683826] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.695379] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 35.703163] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 35.757510] device hsr_slave_0 entered promiscuous mode [ 35.804815] device hsr_slave_1 entered promiscuous mode [ 35.845117] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 35.852443] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 35.916957] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.925048] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.931938] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.939684] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.970367] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 35.977290] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.986346] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 35.994788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.012960] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.020526] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.030922] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 36.037476] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.046028] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.053579] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.060064] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.069480] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.077302] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.083722] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.098460] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.106600] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.121341] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 36.131676] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 36.143450] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 36.150269] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.158553] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.166546] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.174614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.188697] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 36.200297] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.210486] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.223724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.286190] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 36.296501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.329463] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 36.338246] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 36.345669] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 36.355538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.363258] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.370952] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.378825] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 36.389236] device veth0_vlan entered promiscuous mode [ 36.399044] device veth1_vlan entered promiscuous mode [ 36.411369] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 36.420574] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 36.428007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 36.436456] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.445721] device veth0_macvtap entered promiscuous mode [ 36.451714] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 36.460897] device veth1_macvtap entered promiscuous mode [ 36.467514] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 36.477045] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 36.486843] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 36.496641] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 36.503793] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.510666] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.518079] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 36.526203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 36.533807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.546074] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 36.553041] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.559812] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 36.568088] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.225660] kasan: CONFIG_KASAN_INLINE enabled [ 39.230454] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 39.238051] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 39.244371] Modules linked in: [ 39.247564] CPU: 1 PID: 6703 Comm: syz-executor.0 Not tainted 4.14.191-syzkaller #0 [ 39.255433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.265140] task: ffff888091fe4180 task.stack: ffff888091c10000 [ 39.271293] RIP: 0010:__smc_diag_dump.constprop.0+0x320/0x14e0 [ 39.277534] RSP: 0018:ffff888091c17578 EFLAGS: 00010203 [ 39.282981] RAX: dffffc0000000000 RBX: ffff888087390900 RCX: 0000000000000000 [ 39.290353] RDX: 0000000000000001 RSI: ffff88808739093c RDI: 000000000000000e [ 39.298187] RBP: ffff8880980cae80 R08: 0000000000000001 R09: ffff888087390910 [ 39.305455] R10: ffff88808739094f R11: ffff888091fe4180 R12: 1ffff11012382eb3 [ 39.312721] R13: ffff8880911a6f50 R14: ffff888091126cc0 R15: 0000000000000000 [ 39.319977] FS: 00007ffa020ad700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 39.328246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.334172] CR2: 0000000000000000 CR3: 000000008d946000 CR4: 00000000001406e0 [ 39.341598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.349007] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.356256] Call Trace: [ 39.358833] ? smc_diag_handler_dump+0x1e0/0x1e0 [ 39.363577] ? trace_hardirqs_on+0x10/0x10 [ 39.367844] ? cache_alloc_refill+0x2fa/0x350 [ 39.372315] ? lock_downgrade+0x740/0x740 [ 39.376548] ? lock_acquire+0x170/0x3f0 [ 39.380616] ? smc_diag_dump+0x8a/0x260 [ 39.385218] smc_diag_dump+0x1be/0x260 [ 39.389111] netlink_dump+0x39c/0xad0 [ 39.392892] __netlink_dump_start+0x4e2/0x740 [ 39.397896] smc_diag_handler_dump+0x19d/0x1e0 [ 39.402457] ? smc_gid_be16_convert+0x2a0/0x2a0 [ 39.407108] ? __smc_diag_dump.constprop.0+0x14e0/0x14e0 [ 39.412861] ? sock_diag_rcv+0x17/0x40 [ 39.416730] sock_diag_rcv_msg+0x28d/0x390 [ 39.420943] netlink_rcv_skb+0x125/0x390 [ 39.425013] ? sock_diag_bind+0x80/0x80 [ 39.428970] ? netlink_ack+0x9a0/0x9a0 [ 39.432852] ? lock_downgrade+0x740/0x740 [ 39.437072] sock_diag_rcv+0x26/0x40 [ 39.440770] netlink_unicast+0x437/0x610 [ 39.444816] ? netlink_sendskb+0xd0/0xd0 [ 39.448973] netlink_sendmsg+0x62e/0xb80 [ 39.453015] ? nlmsg_notify+0x170/0x170 [ 39.456995] ? kernel_recvmsg+0x210/0x210 [ 39.461134] ? security_socket_sendmsg+0x83/0xb0 [ 39.465957] ? nlmsg_notify+0x170/0x170 [ 39.469923] sock_sendmsg+0xb5/0x100 [ 39.473626] ___sys_sendmsg+0x6c8/0x800 [ 39.477579] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 39.482484] ? __lock_acquire+0x5fc/0x3f20 [ 39.487883] ? do_futex+0x12b/0x1930 [ 39.491579] ? trace_hardirqs_on+0x10/0x10 [ 39.495794] ? __fget+0x1fe/0x360 [ 39.499235] ? lock_acquire+0x170/0x3f0 [ 39.503273] ? lock_downgrade+0x740/0x740 [ 39.508028] ? __fget+0x225/0x360 [ 39.511627] ? __fdget+0x196/0x1f0 [ 39.515144] ? sockfd_lookup_light+0xb2/0x160 [ 39.519629] __sys_sendmsg+0xa3/0x120 [ 39.523410] ? SyS_shutdown+0x160/0x160 [ 39.527368] ? SyS_clock_gettime+0xf5/0x180 [ 39.531686] ? SyS_clock_settime+0x1a0/0x1a0 [ 39.536388] SyS_sendmsg+0x27/0x40 [ 39.539902] ? __sys_sendmsg+0x120/0x120 [ 39.543944] do_syscall_64+0x1d5/0x640 [ 39.547829] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 39.553008] RIP: 0033:0x45cc79 [ 39.556172] RSP: 002b:00007ffa020acc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 39.563857] RAX: ffffffffffffffda RBX: 000000000002bec0 RCX: 000000000045cc79 [ 39.571807] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 [ 39.579148] RBP: 000000000078bf40 R08: 0000000000000000 R09: 0000000000000000 [ 39.586398] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bf0c [ 39.593658] R13: 00007fff8b58f0df R14: 00007ffa020ad9c0 R15: 000000000078bf0c [ 39.600923] Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 05 11 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 20 49 8d 7f 0e 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 [ 39.620784] RIP: __smc_diag_dump.constprop.0+0x320/0x14e0 RSP: ffff888091c17578 [ 39.628462] ---[ end trace 449cd49393c91cea ]--- [ 39.633263] Kernel panic - not syncing: Fatal exception [ 39.640115] Kernel Offset: disabled [ 39.643732] Rebooting in 86400 seconds..