Warning: Permanently added '10.128.10.17' (ECDSA) to the list of known hosts. 2019/10/11 00:22:43 fuzzer started 2019/10/11 00:22:44 dialing manager at 10.128.0.105:37331 2019/10/11 00:22:44 syscalls: 2523 2019/10/11 00:22:44 code coverage: enabled 2019/10/11 00:22:44 comparison tracing: enabled 2019/10/11 00:22:44 extra coverage: extra coverage is not supported by the kernel 2019/10/11 00:22:44 setuid sandbox: enabled 2019/10/11 00:22:44 namespace sandbox: enabled 2019/10/11 00:22:44 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/11 00:22:44 fault injection: enabled 2019/10/11 00:22:44 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/11 00:22:44 net packet injection: enabled 2019/10/11 00:22:44 net device setup: enabled 2019/10/11 00:22:44 concurrency sanitizer: enabled [ 44.206257][ C1] ================================================================== [ 44.214380][ C1] BUG: KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 [ 44.223379][ C1] [ 44.225700][ C1] write to 0xffffffff8603f008 of 8 bytes by interrupt on cpu 0: [ 44.233316][ C1] tick_do_update_jiffies64+0x105/0x260 [ 44.238849][ C1] tick_sched_do_timer+0xd4/0xe0 [ 44.243777][ C1] tick_sched_timer+0x43/0xe0 [ 44.248438][ C1] __hrtimer_run_queues+0x288/0x600 [ 44.253624][ C1] hrtimer_interrupt+0x22a/0x480 [ 44.258846][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 44.264284][ C1] apic_timer_interrupt+0xf/0x20 [ 44.269290][ C1] ip_queue_xmit+0x6/0x60 [ 44.273600][ C1] __tcp_transmit_skb+0xdeb/0x1cd0 [ 44.278697][ C1] __tcp_send_ack+0x246/0x300 [ 44.283364][ C1] tcp_send_ack+0x34/0x40 [ 44.287676][ C1] tcp_cleanup_rbuf+0x130/0x360 [ 44.292506][ C1] tcp_recvmsg+0x633/0x1a30 [ 44.297077][ C1] inet_recvmsg+0xbb/0x250 [ 44.301469][ C1] [ 44.303814][ C1] read to 0xffffffff8603f008 of 8 bytes by interrupt on cpu 1: [ 44.311342][ C1] tick_do_update_jiffies64+0x2b/0x260 [ 44.316788][ C1] tick_sched_do_timer+0xd4/0xe0 [ 44.321712][ C1] tick_sched_timer+0x43/0xe0 [ 44.326374][ C1] __hrtimer_run_queues+0x288/0x600 [ 44.331559][ C1] hrtimer_interrupt+0x22a/0x480 [ 44.336479][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 44.341920][ C1] apic_timer_interrupt+0xf/0x20 [ 44.346842][ C1] __kcsan_check_watchpoint+0xfa/0x180 [ 44.352281][ C1] __tsan_read8+0x15/0x30 [ 44.356605][ C1] tcp_add_backlog+0x280/0xcc0 [ 44.361357][ C1] tcp_v4_rcv+0x1aba/0x1bf0 [ 44.365853][ C1] ip_protocol_deliver_rcu+0x51/0x470 [ 44.371211][ C1] ip_local_deliver_finish+0x110/0x140 [ 44.376656][ C1] [ 44.378962][ C1] Reported by Kernel Concurrency Sanitizer on: [ 44.385100][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.3.0+ #0 [ 44.392114][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.402162][ C1] ================================================================== [ 44.410206][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 44.416777][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.3.0+ #0 [ 44.423793][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.433928][ C1] Call Trace: [ 44.437193][ C1] [ 44.440033][ C1] dump_stack+0xf5/0x159 [ 44.444263][ C1] panic+0x209/0x639 [ 44.448151][ C1] ? __tsan_read8+0x15/0x30 [ 44.452639][ C1] ? vprintk_func+0x8d/0x140 [ 44.457219][ C1] kcsan_report.cold+0xc/0x1b [ 44.462490][ C1] __kcsan_setup_watchpoint+0x3ee/0x510 [ 44.468024][ C1] ? __kcsan_setup_watchpoint+0x96/0x510 [ 44.473641][ C1] __tsan_read8+0x2c/0x30 [ 44.477957][ C1] tick_do_update_jiffies64+0x2b/0x260 [ 44.483406][ C1] tick_sched_do_timer+0xd4/0xe0 [ 44.488328][ C1] tick_sched_timer+0x43/0xe0 [ 44.492992][ C1] __hrtimer_run_queues+0x288/0x600 [ 44.498175][ C1] ? tick_sched_do_timer+0xe0/0xe0 [ 44.503276][ C1] hrtimer_interrupt+0x22a/0x480 [ 44.508205][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 44.513649][ C1] ? smp_reschedule_interrupt+0x71/0x1d0 [ 44.519267][ C1] apic_timer_interrupt+0xf/0x20 [ 44.524181][ C1] [ 44.527372][ C1] RIP: 0010:__kcsan_check_watchpoint+0xfa/0x180 [ 44.533602][ C1] Code: ff 3f 00 00 48 85 c0 78 05 45 84 c0 74 0f 4d 39 cf 77 0a 49 8d 5c 1f ff 48 39 df 76 2f 83 fa 03 75 8a b8 01 00 00 00 5b 41 5c <41> 5d 41 5e 41 5f 5d c3 65 8b 0d 47 96 af 7e 85 c9 0f 84 40 ff ff [ 44.553188][ C1] RSP: 0018:ffffc90000cf36f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 44.561582][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000ffffffffffff [ 44.569538][ C1] RDX: 0000000000000003 RSI: 0000000000000031 RDI: 00008881266312f8 [ 44.577493][ C1] RBP: ffffc90000cf3708 R08: 0000000000000000 R09: 00008881266312ff [ 44.585451][ C1] R10: 00000000aaaaaaab R11: ffffffff86042da0 R12: ffff8881266312f8 [ 44.593526][ C1] R13: ffff8881266312f8 R14: 0000000000000008 R15: ffff888126631200 [ 44.601505][ C1] __tsan_read8+0x15/0x30 [ 44.605855][ C1] tcp_add_backlog+0x280/0xcc0 [ 44.610694][ C1] ? __rcu_read_unlock+0x62/0xe0 [ 44.615625][ C1] tcp_v4_rcv+0x1aba/0x1bf0 [ 44.620112][ C1] ? __tsan_read8+0x2c/0x30 [ 44.624694][ C1] ip_protocol_deliver_rcu+0x51/0x470 [ 44.630073][ C1] ip_local_deliver_finish+0x110/0x140 [ 44.635530][ C1] ip_local_deliver+0x133/0x210 [ 44.640366][ C1] ? ip_protocol_deliver_rcu+0x470/0x470 [ 44.645985][ C1] ip_rcv_finish+0x121/0x160 [ 44.650560][ C1] ip_rcv+0x18f/0x1a0 [ 44.654525][ C1] ? ip_sublist_rcv+0x5e0/0x5e0 [ 44.659358][ C1] ? ip_local_deliver+0x210/0x210 [ 44.666561][ C1] __netif_receive_skb_one_core+0xa7/0xe0 [ 44.672293][ C1] __netif_receive_skb+0x37/0xf0 [ 44.677218][ C1] netif_receive_skb_internal+0x59/0x190 [ 44.682838][ C1] napi_gro_receive+0x28f/0x330 [ 44.687677][ C1] receive_buf+0x284/0x30b0 [ 44.692167][ C1] ? __tsan_write8+0x32/0x40 [ 44.696753][ C1] ? virtqueue_get_buf_ctx+0x4fd/0x5c0 [ 44.702211][ C1] ? __kcsan_setup_watchpoint+0x96/0x510 [ 44.707915][ C1] ? __kcsan_setup_watchpoint+0x96/0x510 [ 44.713537][ C1] virtnet_poll+0x436/0x7d0 [ 44.718032][ C1] net_rx_action+0x3ae/0xa50 [ 44.722612][ C1] __do_softirq+0x115/0x33f [ 44.727105][ C1] ? takeover_tasklets+0x250/0x250 [ 44.732202][ C1] run_ksoftirqd+0x46/0x60 [ 44.736617][ C1] smpboot_thread_fn+0x37d/0x4a0 [ 44.741555][ C1] kthread+0x1d4/0x200 [ 44.745610][ C1] ? constant_test_bit.constprop.0+0x30/0x30 [ 44.751690][ C1] ? kthread_bind+0x50/0x50 [ 44.756189][ C1] ret_from_fork+0x1f/0x30 [ 44.761898][ C1] Kernel Offset: disabled [ 44.766262][ C1] Rebooting in 86400 seconds..