Warning: Permanently added '10.128.0.39' (ECDSA) to the list of known hosts.
2019/10/15 08:36:34 fuzzer started
2019/10/15 08:36:36 dialing manager at 10.128.0.105:33683
2019/10/15 08:36:36 syscalls: 2523
2019/10/15 08:36:36 code coverage: enabled
2019/10/15 08:36:36 comparison tracing: enabled
2019/10/15 08:36:36 extra coverage: extra coverage is not supported by the kernel
2019/10/15 08:36:36 setuid sandbox: enabled
2019/10/15 08:36:36 namespace sandbox: enabled
2019/10/15 08:36:36 Android sandbox: /sys/fs/selinux/policy does not exist
2019/10/15 08:36:36 fault injection: enabled
2019/10/15 08:36:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2019/10/15 08:36:36 net packet injection: enabled
2019/10/15 08:36:36 net device setup: enabled
2019/10/15 08:36:36 concurrency sanitizer: enabled
syzkaller login: [   47.651443][ T7228] ==================================================================
[   47.659563][ T7228] BUG: KCSAN: data-race in ktime_get_seconds / timekeeping_advance
[   47.667439][ T7228] 
[   47.669765][ T7228] write to 0xffffffff8603db08 of 280 bytes by interrupt on cpu 1:
[   47.677621][ T7228]  timekeeping_advance+0x893/0xd80
[   47.682880][ T7228]  update_wall_time+0x19/0x20
[   47.687536][ T7228]  tick_do_update_jiffies64+0x1ae/0x260
[   47.693068][ T7228]  tick_sched_do_timer+0xd4/0xe0
[   47.697980][ T7228]  tick_sched_timer+0x43/0xe0
[   47.702637][ T7228]  __hrtimer_run_queues+0x288/0x600
[   47.707812][ T7228]  hrtimer_interrupt+0x22a/0x480
[   47.712766][ T7228]  smp_apic_timer_interrupt+0xdc/0x280
[   47.718202][ T7228]  apic_timer_interrupt+0xf/0x20
[   47.723173][ T7228]  __kcsan_check_watchpoint+0x7c/0x180
[   47.728607][ T7228]  __tsan_read8+0x15/0x30
[   47.732920][ T7228]  __netif_receive_skb_one_core+0x41/0xe0
[   47.738615][ T7228]  __netif_receive_skb+0x37/0xf0
[   47.743529][ T7228]  netif_receive_skb_internal+0x59/0x190
[   47.749129][ T7228] 
[   47.751436][ T7228] read to 0xffffffff8603db80 of 8 bytes by task 7228 on cpu 0:
[   47.758971][ T7228]  ktime_get_seconds+0x49/0x60
[   47.763710][ T7228]  tcp_rcv_established+0xeeb/0xf50
[   47.768796][ T7228]  tcp_v4_do_rcv+0x381/0x4e0
[   47.773363][ T7228]  __release_sock+0x135/0x1e0
[   47.778059][ T7228]  release_sock+0x61/0x160
[   47.782449][ T7228]  tcp_recvmsg+0x63b/0x1a30
[   47.786936][ T7228]  inet_recvmsg+0xbb/0x250
[   47.791329][ T7228]  sock_recvmsg+0x92/0xb0
[   47.795636][ T7228]  sock_read_iter+0x15f/0x1e0
[   47.800291][ T7228]  new_sync_read+0x389/0x4f0
[   47.804855][ T7228]  __vfs_read+0xb1/0xc0
[   47.809026][ T7228]  vfs_read+0x143/0x2c0
[   47.813158][ T7228]  ksys_read+0xd5/0x1b0
[   47.817294][ T7228] 
[   47.819594][ T7228] Reported by Kernel Concurrency Sanitizer on:
[   47.825728][ T7228] CPU: 0 PID: 7228 Comm: syz-fuzzer Not tainted 5.3.0+ #0
[   47.832805][ T7228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.842836][ T7228] ==================================================================
[   47.850935][ T7228] Kernel panic - not syncing: panic_on_warn set ...
[   47.857526][ T7228] CPU: 0 PID: 7228 Comm: syz-fuzzer Not tainted 5.3.0+ #0
[   47.864605][ T7228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.874634][ T7228] Call Trace:
[   47.877910][ T7228]  dump_stack+0xf5/0x159
[   47.882155][ T7228]  panic+0x209/0x639
[   47.886050][ T7228]  ? sock_read_iter+0x15f/0x1e0
[   47.890891][ T7228]  ? vprintk_func+0x8d/0x140
[   47.895554][ T7228]  kcsan_report.cold+0xc/0x1b
[   47.900209][ T7228]  __kcsan_setup_watchpoint+0x3ee/0x510
[   47.905730][ T7228]  __tsan_read8+0x2c/0x30
[   47.910037][ T7228]  ktime_get_seconds+0x49/0x60
[   47.914780][ T7228]  tcp_rcv_established+0xeeb/0xf50
[   47.919889][ T7228]  ? ipv4_dst_check+0xc6/0xf0
[   47.924559][ T7228]  tcp_v4_do_rcv+0x381/0x4e0
[   47.929140][ T7228]  __release_sock+0x135/0x1e0
[   47.933796][ T7228]  release_sock+0x61/0x160
[   47.938188][ T7228]  tcp_recvmsg+0x63b/0x1a30
[   47.942672][ T7228]  ? preempt_schedule_common+0x37/0x90
[   47.948124][ T7228]  inet_recvmsg+0xbb/0x250
[   47.952515][ T7228]  ? __tsan_read8+0x2c/0x30
[   47.957010][ T7228]  ? inet_sendpage+0x100/0x100
[   47.961762][ T7228]  sock_recvmsg+0x92/0xb0
[   47.966069][ T7228]  sock_read_iter+0x15f/0x1e0
[   47.970846][ T7228]  new_sync_read+0x389/0x4f0
[   47.975433][ T7228]  __vfs_read+0xb1/0xc0
[   47.979577][ T7228]  vfs_read+0x143/0x2c0
[   47.983712][ T7228]  ksys_read+0xd5/0x1b0
[   47.987857][ T7228]  __x64_sys_read+0x4c/0x60
[   47.992340][ T7228]  do_syscall_64+0xcf/0x2f0
[   47.996823][ T7228]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   48.002690][ T7228] RIP: 0033:0x47c530
[   48.006567][ T7228] 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
[   48.026144][ T7228] RSP: 002b:000000c4203b3810 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[   48.034562][ T7228] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047c530
[   48.042522][ T7228] RDX: 0000000000001000 RSI: 000000c4203c8000 RDI: 0000000000000003
[   48.050512][ T7228] RBP: 000000c4203b3868 R08: 0000000000000000 R09: 0000000000000000
[   48.058463][ T7228] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008
[   48.066428][ T7228] R13: ffffffffffffffff R14: 0000000000000002 R15: ffffffffffffffff
[   48.075833][ T7228] Kernel Offset: disabled
[   48.080153][ T7228] Rebooting in 86400 seconds..