Warning: Permanently added '10.128.1.31' (ECDSA) to the list of known hosts.
2019/10/10 10:30:12 fuzzer started
2019/10/10 10:30:13 dialing manager at 10.128.0.105:34287
2019/10/10 10:30:13 syscalls: 2523
2019/10/10 10:30:13 code coverage: enabled
2019/10/10 10:30:13 comparison tracing: enabled
2019/10/10 10:30:13 extra coverage: extra coverage is not supported by the kernel
2019/10/10 10:30:13 setuid sandbox: enabled
2019/10/10 10:30:13 namespace sandbox: enabled
2019/10/10 10:30:13 Android sandbox: /sys/fs/selinux/policy does not exist
2019/10/10 10:30:13 fault injection: enabled
2019/10/10 10:30:13 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/10/10 10:30:13 net packet injection: enabled
2019/10/10 10:30:13 net device setup: enabled
2019/10/10 10:30:13 concurrency sanitizer: enabled
syzkaller login: [   49.914104][ T7227] ==================================================================
[   49.922518][ T7227] BUG: KCSAN: data-race in ktime_get_seconds / timekeeping_advance
[   49.930392][ T7227] 
[   49.932701][ T7227] write to 0xffffffff8603db08 of 280 bytes by interrupt on cpu 0:
[   49.940477][ T7227]  timekeeping_advance+0x893/0xd80
[   49.945567][ T7227]  update_wall_time+0x19/0x20
[   49.950224][ T7227]  tick_do_update_jiffies64+0x1ae/0x260
[   49.955742][ T7227]  tick_sched_do_timer+0xd4/0xe0
[   49.960655][ T7227]  tick_sched_timer+0x43/0xe0
[   49.965309][ T7227]  __hrtimer_run_queues+0x288/0x600
[   49.970487][ T7227]  hrtimer_interrupt+0x22a/0x480
[   49.975400][ T7227]  smp_apic_timer_interrupt+0xdc/0x280
[   49.980833][ T7227]  apic_timer_interrupt+0xf/0x20
[   49.985745][ T7227]  __kcsan_check_watchpoint+0x7c/0x180
[   49.991189][ T7227]  __tsan_read4+0x15/0x30
[   49.995502][ T7227]  __nf_ct_refresh_acct+0xd4/0x1b0
[   50.000594][ T7227]  nf_conntrack_tcp_packet+0xd40/0x3390
[   50.006161][ T7227]  nf_conntrack_in+0x410/0xaa0
[   50.010913][ T7227] 
[   50.013220][ T7227] read to 0xffffffff8603db80 of 8 bytes by task 7227 on cpu 1:
[   50.020740][ T7227]  ktime_get_seconds+0x49/0x60
[   50.025491][ T7227]  tcp_rcv_established+0xeeb/0xf50
[   50.030585][ T7227]  tcp_v4_do_rcv+0x381/0x4e0
[   50.035164][ T7227]  __release_sock+0x135/0x1e0
[   50.039820][ T7227]  release_sock+0x61/0x160
[   50.044215][ T7227]  tcp_recvmsg+0x63b/0x1a30
[   50.048698][ T7227]  inet_recvmsg+0xbb/0x250
[   50.053118][ T7227]  sock_recvmsg+0x92/0xb0
[   50.057425][ T7227]  sock_read_iter+0x15f/0x1e0
[   50.062078][ T7227]  new_sync_read+0x389/0x4f0
[   50.066644][ T7227]  __vfs_read+0xb1/0xc0
[   50.070775][ T7227]  vfs_read+0x143/0x2c0
[   50.074904][ T7227]  ksys_read+0xd5/0x1b0
[   50.079029][ T7227] 
[   50.081341][ T7227] Reported by Kernel Concurrency Sanitizer on:
[   50.087473][ T7227] CPU: 1 PID: 7227 Comm: syz-fuzzer Not tainted 5.3.0+ #0
[   50.094554][ T7227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   50.104583][ T7227] ==================================================================
[   50.112638][ T7227] Kernel panic - not syncing: panic_on_warn set ...
[   50.119201][ T7227] CPU: 1 PID: 7227 Comm: syz-fuzzer Not tainted 5.3.0+ #0
[   50.126298][ T7227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   50.136337][ T7227] Call Trace:
[   50.139606][ T7227]  dump_stack+0xf5/0x159
[   50.143830][ T7227]  panic+0x209/0x639
[   50.147718][ T7227]  ? sock_read_iter+0x15f/0x1e0
[   50.152546][ T7227]  ? vprintk_func+0x8d/0x140
[   50.157118][ T7227]  kcsan_report.cold+0xc/0x1b
[   50.161772][ T7227]  __kcsan_setup_watchpoint+0x3ee/0x510
[   50.167305][ T7227]  __tsan_read8+0x2c/0x30
[   50.171612][ T7227]  ktime_get_seconds+0x49/0x60
[   50.176353][ T7227]  tcp_rcv_established+0xeeb/0xf50
[   50.181447][ T7227]  ? ipv4_dst_check+0xc6/0xf0
[   50.186106][ T7227]  tcp_v4_do_rcv+0x381/0x4e0
[   50.190676][ T7227]  __release_sock+0x135/0x1e0
[   50.195332][ T7227]  release_sock+0x61/0x160
[   50.199724][ T7227]  tcp_recvmsg+0x63b/0x1a30
[   50.204224][ T7227]  inet_recvmsg+0xbb/0x250
[   50.208615][ T7227]  ? __tsan_read8+0x2c/0x30
[   50.213117][ T7227]  ? inet_sendpage+0x100/0x100
[   50.217859][ T7227]  sock_recvmsg+0x92/0xb0
[   50.222165][ T7227]  sock_read_iter+0x15f/0x1e0
[   50.226836][ T7227]  new_sync_read+0x389/0x4f0
[   50.231406][ T7227]  __vfs_read+0xb1/0xc0
[   50.235554][ T7227]  vfs_read+0x143/0x2c0
[   50.239690][ T7227]  ksys_read+0xd5/0x1b0
[   50.243833][ T7227]  __x64_sys_read+0x4c/0x60
[   50.248319][ T7227]  do_syscall_64+0xcf/0x2f0
[   50.252807][ T7227]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   50.258683][ T7227] RIP: 0033:0x47c530
[   50.262557][ T7227] 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
[   50.282133][ T7227] RSP: 002b:000000c42038f810 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[   50.290517][ T7227] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047c530
[   50.298464][ T7227] RDX: 0000000000001000 RSI: 000000c420380000 RDI: 0000000000000003
[   50.306425][ T7227] RBP: 000000c42038f868 R08: 0000000000000000 R09: 0000000000000000
[   50.314384][ T7227] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000080
[   50.322342][ T7227] R13: ffffffffffffffff R14: 0000000000000010 R15: ffffffffffffffff
[   50.331612][ T7227] Kernel Offset: disabled
[   50.335932][ T7227] Rebooting in 86400 seconds..