Warning: Permanently added '10.128.0.161' (ECDSA) to the list of known hosts. [ 39.392175] random: sshd: uninitialized urandom read (32 bytes read) [ 39.573105] audit: type=1400 audit(1565426683.528:36): avc: denied { map } for pid=7029 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/08/10 08:44:44 parsed 1 programs [ 40.422737] audit: type=1400 audit(1565426684.378:37): avc: denied { map } for pid=7029 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=13818 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 41.071447] random: cc1: uninitialized urandom read (8 bytes read) 2019/08/10 08:44:45 executed programs: 0 [ 41.838380] audit: type=1400 audit(1565426685.788:38): avc: denied { map } for pid=7029 comm="syz-execprog" path="/root/syzkaller-shm995826067" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 42.110835] IPVS: ftp: loaded support on port[0] = 21 [ 42.915257] chnl_net:caif_netlink_parms(): no params data found [ 42.944870] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.951518] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.958386] device bridge_slave_0 entered promiscuous mode [ 42.965169] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.971807] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.978577] device bridge_slave_1 entered promiscuous mode [ 42.993125] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.001790] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.016706] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.024025] team0: Port device team_slave_0 added [ 43.029392] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.036557] team0: Port device team_slave_1 added [ 43.042433] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.049529] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.101996] device hsr_slave_0 entered promiscuous mode [ 43.150211] device hsr_slave_1 entered promiscuous mode [ 43.190434] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.197251] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.210117] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.216498] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.223275] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.229599] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.255760] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 43.262511] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.270171] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.277967] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.297140] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.304146] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.314314] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.320586] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.328405] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.336137] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.342480] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.351560] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.359055] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.365447] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.377885] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.385535] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.394910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.405058] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.414592] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.423596] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.429580] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.442532] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.451869] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.921275] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.870260] ------------[ cut here ]------------ [ 44.875144] kernel BUG at ./include/linux/skbuff.h:1406! [ 44.880677] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 44.886033] Modules linked in: [ 44.889255] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.14.138 #34 [ 44.895551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.904987] task: ffffffff87676240 task.stack: ffffffff87600000 [ 44.911027] RIP: 0010:tcp_fragment+0x12a7/0x13e0 [ 44.915760] RSP: 0018:ffff8880aee07c00 EFLAGS: 00010206 [ 44.921095] RAX: ffffffff87676240 RBX: ffff88809fc38d40 RCX: 1ffff110136e8599 [ 44.928344] RDX: 0000000000000100 RSI: ffff88809fc38d40 RDI: ffff88809fc38d48 [ 44.935591] RBP: ffff8880aee07c58 R08: 0000000001080020 R09: ffff88809fc38d68 [ 44.942842] R10: ffff88821fff8010 R11: 0000000000000001 R12: 0000000000000000 [ 44.950086] R13: 0000000000001980 R14: ffff88809b742cd0 R15: 0000000001080020 [ 44.957340] FS: 0000000000000000(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 [ 44.965539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.971397] CR2: 000000000075c000 CR3: 0000000096e4d000 CR4: 00000000001406f0 [ 44.978641] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.985947] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.993195] Call Trace: [ 44.995753] [ 44.997885] tcp_write_wakeup+0x34c/0x5b0 [ 45.002018] tcp_send_probe0+0x4b/0x3fe [ 45.005974] tcp_write_timer_handler+0x6da/0x7e0 [ 45.010704] tcp_write_timer+0xd8/0x180 [ 45.014655] call_timer_fn+0x161/0x670 [ 45.018522] ? tcp_write_timer_handler+0x7e0/0x7e0 [ 45.023427] ? __next_timer_interrupt+0x140/0x140 [ 45.028246] ? trace_hardirqs_on_caller+0x19b/0x590 [ 45.033242] run_timer_softirq+0x5b4/0x1570 [ 45.037706] ? tcp_write_timer_handler+0x7e0/0x7e0 [ 45.042660] ? add_timer+0xae0/0xae0 [ 45.046361] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 45.051789] __do_softirq+0x244/0x9a0 [ 45.055577] ? sched_clock+0x2e/0x50 [ 45.059268] irq_exit+0x160/0x1b0 [ 45.062705] smp_apic_timer_interrupt+0x146/0x5e0 [ 45.067528] apic_timer_interrupt+0x96/0xa0 [ 45.071823] [ 45.074042] RIP: 0010:native_safe_halt+0xe/0x10 [ 45.078685] RSP: 0018:ffffffff87607de8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 [ 45.086368] RAX: 1ffffffff0ee2a5c RBX: ffffffff87676240 RCX: 0000000000000000 [ 45.093612] RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffffffff87676abc [ 45.100896] RBP: ffffffff87607e10 R08: 1ffffffff104a501 R09: 0000000000000000 [ 45.108158] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff877152d0 [ 45.115405] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87676240 [ 45.122676] ? default_idle+0x4c/0x370 [ 45.126555] arch_cpu_idle+0xa/0x10 [ 45.130162] default_idle_call+0x36/0x90 [ 45.134216] do_idle+0x262/0x3d0 [ 45.137565] cpu_startup_entry+0x1b/0x20 [ 45.141600] rest_init+0x1d9/0x1e2 [ 45.145118] ? trace_event_define_fields_x86_irq_vector+0x2c/0x2c [ 45.151324] start_kernel+0x6df/0x6fd [ 45.155222] ? mem_encrypt_init+0xb/0xb [ 45.159176] ? x86_family+0x32/0x40 [ 45.162787] ? load_ucode_bsp+0x1ea/0x1f6 [ 45.166933] x86_64_start_reservations+0x29/0x2b [ 45.171671] x86_64_start_kernel+0x77/0x7b [ 45.175884] secondary_startup_64+0xa5/0xb0 [ 45.180184] Code: 3c 02 00 0f 85 4f 01 00 00 48 8b 45 d0 ba 00 00 00 00 4c 8b b0 58 02 00 00 4c 3b 75 c0 4c 0f 44 f2 e9 e6 fc ff ff e8 b9 82 35 fc <0f> 0b e8 d2 2f 5f fc e9 31 fa ff ff 48 89 df e8 25 2f 5f fc e9 [ 45.199288] RIP: tcp_fragment+0x12a7/0x13e0 RSP: ffff8880aee07c00 [ 45.205535] ---[ end trace 23df4925e79ca7e6 ]--- [ 45.210300] Kernel panic - not syncing: Fatal exception in interrupt [ 45.217652] Kernel Offset: disabled [ 45.221281] Rebooting in 86400 seconds..