Warning: Permanently added '10.128.0.39' (ECDSA) to the list of known hosts.
2019/10/16 08:37:06 fuzzer started
2019/10/16 08:37:07 dialing manager at 10.128.0.105:34737
2019/10/16 08:37:07 syscalls: 2524
2019/10/16 08:37:07 code coverage: enabled
2019/10/16 08:37:07 comparison tracing: enabled
2019/10/16 08:37:07 extra coverage: extra coverage is not supported by the kernel
2019/10/16 08:37:07 setuid sandbox: enabled
2019/10/16 08:37:07 namespace sandbox: enabled
2019/10/16 08:37:07 Android sandbox: /sys/fs/selinux/policy does not exist
2019/10/16 08:37:07 fault injection: enabled
2019/10/16 08:37:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/10/16 08:37:07 net packet injection: enabled
2019/10/16 08:37:07 net device setup: enabled
2019/10/16 08:37:07 concurrency sanitizer: enabled
syzkaller login: [   47.392387][ T7171] ==================================================================
[   47.400516][ T7171] BUG: KCSAN: data-race in ktime_get_seconds / timekeeping_advance
[   47.408398][ T7171] 
[   47.410723][ T7171] write to 0xffffffff86040b08 of 280 bytes by interrupt on cpu 0:
[   47.418519][ T7171]  timekeeping_advance+0x893/0xd80
[   47.423626][ T7171]  update_wall_time+0x19/0x20
[   47.428293][ T7171]  tick_do_update_jiffies64+0x1ae/0x260
[   47.433849][ T7171]  tick_sched_do_timer+0xd4/0xe0
[   47.438761][ T7171]  tick_sched_timer+0x43/0xe0
[   47.443410][ T7171]  __hrtimer_run_queues+0x288/0x600
[   47.448617][ T7171]  hrtimer_interrupt+0x22a/0x480
[   47.453587][ T7171]  smp_apic_timer_interrupt+0xdc/0x280
[   47.459022][ T7171]  apic_timer_interrupt+0xf/0x20
[   47.463937][ T7171]  __kcsan_setup_watchpoint+0xa/0x510
[   47.469283][ T7171]  __tsan_read4+0x2c/0x30
[   47.473589][ T7171]  refcount_sub_and_test_checked+0x49/0x190
[   47.479497][ T7171]  refcount_dec_and_test_checked+0x24/0x40
[   47.485279][ T7171]  consume_skb+0xae/0x1c0
[   47.489576][ T7171] 
[   47.491880][ T7171] read to 0xffffffff86040b80 of 8 bytes by task 7171 on cpu 1:
[   47.499394][ T7171]  ktime_get_seconds+0x45/0x70
[   47.504166][ T7171]  tcp_rcv_established+0xeeb/0xf50
[   47.509251][ T7171]  tcp_v4_do_rcv+0x381/0x4e0
[   47.513847][ T7171]  __release_sock+0x135/0x1e0
[   47.518497][ T7171]  release_sock+0x61/0x160
[   47.522887][ T7171]  tcp_recvmsg+0x63b/0x1a30
[   47.527363][ T7171]  inet_recvmsg+0xbb/0x250
[   47.531784][ T7171]  sock_recvmsg+0x92/0xb0
[   47.536089][ T7171]  sock_read_iter+0x15f/0x1e0
[   47.540740][ T7171]  new_sync_read+0x389/0x4f0
[   47.545302][ T7171]  __vfs_read+0xb1/0xc0
[   47.549430][ T7171]  vfs_read+0x143/0x2c0
[   47.553560][ T7171]  ksys_read+0xd5/0x1b0
[   47.557682][ T7171] 
[   47.559982][ T7171] Reported by Kernel Concurrency Sanitizer on:
[   47.566122][ T7171] CPU: 1 PID: 7171 Comm: syz-fuzzer Not tainted 5.4.0-rc3+ #0
[   47.573548][ T7171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.583585][ T7171] ==================================================================
[   47.591619][ T7171] Kernel panic - not syncing: panic_on_warn set ...
[   47.598204][ T7171] CPU: 1 PID: 7171 Comm: syz-fuzzer Not tainted 5.4.0-rc3+ #0
[   47.605635][ T7171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.615662][ T7171] Call Trace:
[   47.618936][ T7171]  dump_stack+0xf5/0x159
[   47.623156][ T7171]  panic+0x210/0x640
[   47.627033][ T7171]  ? sock_read_iter+0x15f/0x1e0
[   47.631875][ T7171]  ? vprintk_func+0x8d/0x140
[   47.636463][ T7171]  kcsan_report.cold+0xc/0x1b
[   47.641120][ T7171]  __kcsan_setup_watchpoint+0x3ee/0x510
[   47.646731][ T7171]  __tsan_read8+0x2c/0x30
[   47.651049][ T7171]  ktime_get_seconds+0x45/0x70
[   47.655791][ T7171]  tcp_rcv_established+0xeeb/0xf50
[   47.660895][ T7171]  ? ipv4_dst_check+0xc6/0xf0
[   47.665550][ T7171]  tcp_v4_do_rcv+0x381/0x4e0
[   47.670118][ T7171]  __release_sock+0x135/0x1e0
[   47.674782][ T7171]  release_sock+0x61/0x160
[   47.679176][ T7171]  tcp_recvmsg+0x63b/0x1a30
[   47.683662][ T7171]  inet_recvmsg+0xbb/0x250
[   47.688063][ T7171]  ? __tsan_read8+0x2c/0x30
[   47.692544][ T7171]  ? inet_sendpage+0x100/0x100
[   47.697298][ T7171]  sock_recvmsg+0x92/0xb0
[   47.701603][ T7171]  sock_read_iter+0x15f/0x1e0
[   47.706260][ T7171]  new_sync_read+0x389/0x4f0
[   47.710832][ T7171]  __vfs_read+0xb1/0xc0
[   47.714963][ T7171]  vfs_read+0x143/0x2c0
[   47.719106][ T7171]  ksys_read+0xd5/0x1b0
[   47.723239][ T7171]  __x64_sys_read+0x4c/0x60
[   47.727718][ T7171]  do_syscall_64+0xcc/0x370
[   47.732200][ T7171]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   47.738079][ T7171] RIP: 0033:0x47c530
[   47.741963][ T7171] Code: 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 49 c7 c2 00 00 00 00 49 c7 c0 00 00 00 00 49 c7 c1 00 00 00 00 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30
[   47.761547][ T7171] RSP: 002b:000000c4203bd7d8 EFLAGS: 00000212 ORIG_RAX: 0000000000000000
[   47.769933][ T7171] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047c530
[   47.777891][ T7171] RDX: 0000000000001000 RSI: 000000c420374000 RDI: 0000000000000003
[   47.785838][ T7171] RBP: 000000c4203bd830 R08: 0000000000000000 R09: 0000000000000000
[   47.793794][ T7171] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000100
[   47.801789][ T7171] R13: ffffffffffffffff R14: 0000000000000004 R15: ffffffffffffffff
[   47.811093][ T7171] Kernel Offset: disabled
[   47.815430][ T7171] Rebooting in 86400 seconds..