[ 40.002159] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.57' (ECDSA) to the list of known hosts. [ 45.710913] random: sshd: uninitialized urandom read (32 bytes read) [ 45.843594] audit: type=1400 audit(1582562155.339:36): avc: denied { map } for pid=7282 comm="syz-executor871" path="/root/syz-executor871746439" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 46.100900] IPVS: ftp: loaded support on port[0] = 21 [ 46.924297] chnl_net:caif_netlink_parms(): no params data found [ 46.969116] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.976330] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.983779] device bridge_slave_0 entered promiscuous mode [ 46.991364] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.997770] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.004874] device bridge_slave_1 entered promiscuous mode [ 47.019003] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.028024] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.043815] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.051554] team0: Port device team_slave_0 added [ 47.057123] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.064366] team0: Port device team_slave_1 added [ 47.077583] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.083970] 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. [ 47.109376] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.120984] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.127232] 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. [ 47.152535] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.162927] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.170514] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.251736] device hsr_slave_0 entered promiscuous mode [ 47.320432] device hsr_slave_1 entered promiscuous mode [ 47.380931] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.388074] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.432945] audit: type=1400 audit(1582562156.929:37): avc: denied { create } for pid=7283 comm="syz-executor871" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 47.449928] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.458691] audit: type=1400 audit(1582562156.929:38): avc: denied { write } for pid=7283 comm="syz-executor871" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 47.464157] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.489161] audit: type=1400 audit(1582562156.929:39): avc: denied { read } for pid=7283 comm="syz-executor871" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 47.495055] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.525491] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.555023] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 47.561944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.569706] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.579053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.597911] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.605323] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.616208] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.622519] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.630849] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.638379] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.644897] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.662021] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.669611] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.676062] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.684202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.693073] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.701818] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.711612] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.722032] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.733879] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.739901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.747008] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.758898] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 47.766741] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.774076] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.784511] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.845099] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 47.855406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.891286] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 47.898301] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 47.905254] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 47.914269] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.921575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.928904] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.936503] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.946322] device veth0_vlan entered promiscuous mode [ 47.955291] device veth1_vlan entered promiscuous mode [ 47.967436] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 47.976880] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 47.983990] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.993030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.002298] device veth0_macvtap entered promiscuous mode [ 48.008258] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 48.016456] device veth1_macvtap entered promiscuous mode [ 48.022888] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 48.031375] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 48.041261] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 48.051024] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 48.058204] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.067797] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.075224] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.082433] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.090306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.100698] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 48.107584] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.114869] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.122608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 49.118448] audit: type=1305 audit(1582562158.609:40): audit_failure=2 old=1 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 res=1 [ 49.134418] audit: type=1305 audit(1582562158.609:41): audit_pid=0 old=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 res=1 [ 49.135574] audit: audit_backlog=3 > audit_backlog_limit=2 [ 49.149043] audit: type=1305 audit(1582562158.609:42): audit_rate_limit=4294967295 old=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 res=1 [ 49.149058] audit: type=1305 audit(1582562158.609:43): audit_backlog_limit=2 old=64 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 res=1 [ 49.155597] audit: audit_lost=1 audit_rate_limit=4294967295 audit_backlog_limit=2 [ 49.195347] Kernel panic - not syncing: audit: backlog limit exceeded [ 49.195347] [ 49.203425] CPU: 0 PID: 7283 Comm: syz-executor871 Not tainted 4.14.171-syzkaller #0 [ 49.211293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.220722] Call Trace: [ 49.223296] dump_stack+0x142/0x197 [ 49.227180] panic+0x1f9/0x42d [ 49.230365] ? add_taint.cold+0x16/0x16 [ 49.234349] ? show_regs_print_info+0x63/0x63 [ 49.238850] audit_panic.cold+0x32/0x32 [ 49.242809] audit_log_lost+0x56/0x100 [ 49.246679] audit_log_start+0x5e5/0x690 [ 49.251136] ? audit_log_secctx+0xd0/0xd0 [ 49.255299] ? __lock_is_held+0xb6/0x140 [ 49.259378] ? check_preemption_disabled+0x3c/0x250 [ 49.264387] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 49.269824] ? __kmalloc_node+0x3d/0x80 [ 49.273796] audit_log+0x85/0x100 [ 49.277237] ? audit_log_start+0x690/0x690 [ 49.281462] ? mark_held_locks+0xb1/0x100 [ 49.285596] ? __local_bh_enable_ip+0x99/0x1a0 [ 49.290176] ? trace_hardirqs_on_caller+0x400/0x590 [ 49.296755] xt_replace_table+0x446/0x620 [ 49.300918] __do_replace+0x191/0x5c0 [ 49.304702] ? compat_do_ip6t_get_ctl+0x870/0x870 [ 49.309529] ? _copy_from_user+0x99/0x110 [ 49.313798] do_ip6t_set_ctl+0x296/0x3f4 [ 49.317872] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 49.322746] ? mutex_unlock+0xd/0x10 [ 49.326497] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 49.331768] nf_setsockopt+0x67/0xc0 [ 49.335477] ipv6_setsockopt+0x105/0x130 [ 49.339534] tcp_setsockopt+0x84/0xd0 [ 49.343323] sock_common_setsockopt+0x94/0xd0 [ 49.347811] SyS_setsockopt+0x13c/0x210 [ 49.351779] ? SyS_recv+0x40/0x40 [ 49.355218] ? do_syscall_64+0x53/0x640 [ 49.359240] ? SyS_recv+0x40/0x40 [ 49.362818] do_syscall_64+0x1e8/0x640 [ 49.366800] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.371643] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 49.376956] RIP: 0033:0x44720a [ 49.380130] RSP: 002b:00007fffd90c8db8 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 [ 49.387831] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000044720a [ 49.395532] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 49.402796] RBP: 00007fffd90c8ee0 R08: 00000000000003b8 R09: 0000000000004000 [ 49.410059] R10: 00000000006d7b40 R11: 0000000000000202 R12: 00007fffd90c8de0 [ 49.417321] R13: 00000000006d9d60 R14: 0000000000000029 R15: 00000000006d7ba0 [ 49.426107] Kernel Offset: disabled [ 49.429783] Rebooting in 86400 seconds..