Warning: Permanently added '10.128.15.211' (ECDSA) to the list of known hosts.
2019/10/22 16:57:19 fuzzer started
2019/10/22 16:57:21 dialing manager at 10.128.0.105:33369
2019/10/22 16:57:21 syscalls: 2524
2019/10/22 16:57:21 code coverage: enabled
2019/10/22 16:57:21 comparison tracing: enabled
2019/10/22 16:57:21 extra coverage: extra coverage is not supported by the kernel
2019/10/22 16:57:21 setuid sandbox: enabled
2019/10/22 16:57:21 namespace sandbox: enabled
2019/10/22 16:57:21 Android sandbox: /sys/fs/selinux/policy does not exist
2019/10/22 16:57:21 fault injection: enabled
2019/10/22 16:57:21 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/10/22 16:57:21 net packet injection: enabled
2019/10/22 16:57:21 net device setup: enabled
2019/10/22 16:57:21 concurrency sanitizer: enabled
syzkaller login: [ 45.563902][ C1] ==================================================================
[ 45.572165][ C1] BUG: KCSAN: data-race in __nf_conntrack_find_get / __nf_ct_refresh_acct
[ 45.580651][ C1]
[ 45.582971][ C1] write to 0xffff888124622808 of 4 bytes by task 7235 on cpu 0:
[ 45.590682][ C1] __nf_ct_refresh_acct+0xfb/0x1b0
[ 45.595794][ C1] nf_conntrack_tcp_packet+0xd40/0x3390
[ 45.601332][ C1] nf_conntrack_in+0x410/0xa80
[ 45.606083][ C1] ipv4_conntrack_local+0xbe/0x130
[ 45.611191][ C1] nf_hook_slow+0x83/0x160
[ 45.615585][ C1] __ip_local_out+0x1f7/0x2b0
[ 45.620239][ C1] ip_local_out+0x31/0x90
[ 45.624542][ C1] __ip_queue_xmit+0x3a8/0xa40
[ 45.629296][ C1] ip_queue_xmit+0x45/0x60
[ 45.633699][ C1] __tcp_transmit_skb+0xe81/0x1d60
[ 45.638785][ C1] __tcp_send_ack+0x246/0x300
[ 45.643435][ C1] tcp_send_ack+0x34/0x40
[ 45.647742][ C1] tcp_cleanup_rbuf+0x130/0x360
[ 45.652584][ C1] tcp_recvmsg+0x633/0x1a30
[ 45.657059][ C1]
[ 45.659377][ C1] read to 0xffff888124622808 of 4 bytes by interrupt on cpu 1:
[ 45.666898][ C1] __nf_conntrack_find_get+0x284/0x880
[ 45.672338][ C1] nf_conntrack_in+0x2ef/0xa80
[ 45.677095][ C1] ipv4_conntrack_in+0x27/0x40
[ 45.681838][ C1] nf_hook_slow+0x83/0x160
[ 45.686236][ C1] ip_rcv+0x12f/0x1a0
[ 45.690219][ C1] __netif_receive_skb_one_core+0xa7/0xe0
[ 45.696630][ C1] __netif_receive_skb+0x37/0xf0
[ 45.701596][ C1] netif_receive_skb_internal+0x59/0x190
[ 45.707214][ C1] napi_gro_receive+0x28f/0x330
[ 45.712045][ C1] receive_buf+0x284/0x30b0
[ 45.716524][ C1] virtnet_poll+0x436/0x7d0
[ 45.721004][ C1] net_rx_action+0x3ae/0xa90
[ 45.725572][ C1] __do_softirq+0x115/0x33f
[ 45.730050][ C1]
[ 45.732362][ C1] Reported by Kernel Concurrency Sanitizer on:
[ 45.738512][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.4.0-rc3+ #0
[ 45.745593][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 45.755632][ C1] ==================================================================
[ 45.763668][ C1] Kernel panic - not syncing: panic_on_warn set ...
[ 45.770268][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.4.0-rc3+ #0
[ 45.777367][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 45.787401][ C1] Call Trace:
[ 45.790679][ C1]
[ 45.793520][ C1] dump_stack+0xf5/0x159
[ 45.797773][ C1] panic+0x210/0x640
[ 45.801684][ C1] ? napi_gro_receive+0x28f/0x330
[ 45.806702][ C1] ? vprintk_func+0x8d/0x140
[ 45.811279][ C1] kcsan_report.cold+0xc/0x10
[ 45.815939][ C1] __kcsan_setup_watchpoint+0x32e/0x4a0
[ 45.821479][ C1] __tsan_read4+0x2c/0x30
[ 45.825815][ C1] __nf_conntrack_find_get+0x284/0x880
[ 45.831251][ C1] ? __tsan_write2+0x32/0x40
[ 45.835819][ C1] ? __kcsan_setup_watchpoint+0x6b/0x4a0
[ 45.841438][ C1] nf_conntrack_in+0x2ef/0xa80
[ 45.846461][ C1] ipv4_conntrack_in+0x27/0x40
[ 45.851204][ C1] nf_hook_slow+0x83/0x160
[ 45.855612][ C1] ? nf_ct_bridge_unregister+0x70/0x70
[ 45.861177][ C1] ip_rcv+0x12f/0x1a0
[ 45.865149][ C1] ? ip_sublist_rcv+0x5e0/0x5e0
[ 45.869988][ C1] ? ip_local_deliver+0x210/0x210
[ 45.875158][ C1] __netif_receive_skb_one_core+0xa7/0xe0
[ 45.880863][ C1] __netif_receive_skb+0x37/0xf0
[ 45.885786][ C1] netif_receive_skb_internal+0x59/0x190
[ 45.891407][ C1] napi_gro_receive+0x28f/0x330
[ 45.896240][ C1] receive_buf+0x284/0x30b0
[ 45.900748][ C1] ? __tsan_write8+0x32/0x40
[ 45.905378][ C1] ? virtqueue_get_buf_ctx+0x4fd/0x5c0
[ 45.910910][ C1] ? __kcsan_setup_watchpoint+0x6b/0x4a0
[ 45.916531][ C1] ? __kcsan_setup_watchpoint+0x6b/0x4a0
[ 45.922153][ C1] virtnet_poll+0x436/0x7d0
[ 45.926654][ C1] net_rx_action+0x3ae/0xa90
[ 45.931250][ C1] __do_softirq+0x115/0x33f
[ 45.935754][ C1] irq_exit+0xbb/0xe0
[ 45.939853][ C1] do_IRQ+0xa6/0x180
[ 45.943752][ C1] common_interrupt+0xf/0xf
[ 45.948231][ C1]
[ 45.951166][ C1] RIP: 0010:native_safe_halt+0xe/0x10
[ 45.956521][ C1] Code: 90 90 90 90 90 90 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d fc b2 4b 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d ec b2 4b 00 fb f4 90 55 48 89 e5 41 55 41 54 53 e8 72 12 a4 fc e8 6d 8e b8 fd 0f
[ 45.976112][ C1] RSP: 0018:ffffc90000cd3e48 EFLAGS: 00000282 ORIG_RAX: ffffffffffffffde
[ 45.984514][ C1] RAX: bc6a7ef9db22f225 RBX: ffff88812b3850c0 RCX: 00000000000005c9
[ 45.992475][ C1] RDX: 00000000001cd6d0 RSI: 020c49ba5e353f7d RDI: ffffffff85a563b8
[ 46.000425][ C1] RBP: ffffc90000cd3e80 R08: 0000000000000000 R09: 0000ffff85a563bf
[ 46.008381][ C1] R10: 00000000aaaaaaab R11: ffffffff86045cc8 R12: 0000000000000001
[ 46.016334][ C1] R13: ffff88812b3850c0 R14: 0000000000000000 R15: 0000000000000000
[ 46.024319][ C1] ? default_idle+0x50/0x230
[ 46.028892][ C1] arch_cpu_idle+0x1f/0x30
[ 46.033304][ C1] default_idle_call+0x1e/0x40
[ 46.038048][ C1] do_idle+0x1af/0x280
[ 46.042100][ C1] cpu_startup_entry+0x1b/0x20
[ 46.046847][ C1] start_secondary+0x208/0x260
[ 46.051591][ C1] secondary_startup_64+0xa4/0xb0
[ 46.058253][ C1] Kernel Offset: disabled
[ 46.062603][ C1] Rebooting in 86400 seconds..