Warning: Permanently added '10.128.10.8' (ECDSA) to the list of known hosts. 2019/10/22 22:08:10 fuzzer started 2019/10/22 22:08:11 dialing manager at 10.128.0.105:33369 2019/10/22 22:08:11 syscalls: 2524 2019/10/22 22:08:11 code coverage: enabled 2019/10/22 22:08:11 comparison tracing: enabled 2019/10/22 22:08:11 extra coverage: extra coverage is not supported by the kernel 2019/10/22 22:08:11 setuid sandbox: enabled 2019/10/22 22:08:11 namespace sandbox: enabled 2019/10/22 22:08:11 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/22 22:08:11 fault injection: enabled 2019/10/22 22:08:11 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/22 22:08:11 net packet injection: enabled 2019/10/22 22:08:11 net device setup: enabled 2019/10/22 22:08:11 concurrency sanitizer: enabled [ 50.958112][ C0] ================================================================== [ 50.966250][ C0] BUG: KCSAN: data-race in tick_sched_do_timer / tick_sched_do_timer [ 50.974296][ C0] [ 50.976619][ C0] write to 0xffffffff85cb2790 of 4 bytes by interrupt on cpu 1: [ 50.984244][ C0] tick_sched_do_timer+0xc0/0xe0 [ 50.989198][ C0] tick_sched_timer+0x43/0xe0 [ 50.993865][ C0] __hrtimer_run_queues+0x288/0x600 [ 50.999059][ C0] hrtimer_interrupt+0x22a/0x480 [ 51.004014][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 51.009463][ C0] apic_timer_interrupt+0xf/0x20 [ 51.014396][ C0] __sanitizer_cov_trace_const_cmp1+0x1b/0x20 [ 51.020457][ C0] nf_conntrack_in+0x410/0xa80 [ 51.025213][ C0] ipv4_conntrack_in+0x27/0x40 [ 51.029974][ C0] nf_hook_slow+0x83/0x160 [ 51.034383][ C0] ip_rcv+0x12f/0x1a0 [ 51.038358][ C0] __netif_receive_skb_one_core+0xa7/0xe0 [ 51.044065][ C0] __netif_receive_skb+0x37/0xf0 [ 51.048994][ C0] netif_receive_skb_internal+0x59/0x190 [ 51.054609][ C0] [ 51.056933][ C0] read to 0xffffffff85cb2790 of 4 bytes by interrupt on cpu 0: [ 51.064473][ C0] tick_sched_do_timer+0x33/0xe0 [ 51.069407][ C0] tick_sched_timer+0x43/0xe0 [ 51.074076][ C0] __hrtimer_run_queues+0x288/0x600 [ 51.079266][ C0] hrtimer_interrupt+0x22a/0x480 [ 51.084201][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 51.089654][ C0] apic_timer_interrupt+0xf/0x20 [ 51.094580][ C0] _raw_spin_unlock_irqrestore+0x51/0x80 [ 51.100194][ C0] hrtimer_start_range_ns+0x44a/0x670 [ 51.105553][ C0] schedule_hrtimeout_range_clock+0x100/0x1e0 [ 51.111603][ C0] schedule_hrtimeout_range+0x34/0x50 [ 51.116968][ C0] poll_schedule_timeout.constprop.0+0x75/0xc0 [ 51.123105][ C0] do_select+0xd7f/0x1020 [ 51.127422][ C0] core_sys_select+0x381/0x550 [ 51.132168][ C0] [ 51.134475][ C0] Reported by Kernel Concurrency Sanitizer on: [ 51.140611][ C0] CPU: 0 PID: 7173 Comm: syz-fuzzer Not tainted 5.4.0-rc3+ #0 [ 51.148060][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.158105][ C0] ================================================================== [ 51.166148][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 51.172726][ C0] CPU: 0 PID: 7173 Comm: syz-fuzzer Not tainted 5.4.0-rc3+ #0 [ 51.180161][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.190215][ C0] Call Trace: [ 51.193501][ C0] [ 51.196344][ C0] dump_stack+0xf5/0x159 [ 51.200577][ C0] panic+0x210/0x640 [ 51.204471][ C0] ? schedule_hrtimeout_range_clock+0x100/0x1e0 [ 51.210696][ C0] ? vprintk_func+0x8d/0x140 [ 51.215276][ C0] kcsan_report.cold+0xc/0x10 [ 51.219942][ C0] __kcsan_setup_watchpoint+0x32e/0x4a0 [ 51.225475][ C0] __tsan_read4+0x2c/0x30 [ 51.229794][ C0] tick_sched_do_timer+0x33/0xe0 [ 51.234728][ C0] tick_sched_timer+0x43/0xe0 [ 51.239393][ C0] __hrtimer_run_queues+0x288/0x600 [ 51.244580][ C0] ? tick_sched_do_timer+0xe0/0xe0 [ 51.249679][ C0] hrtimer_interrupt+0x22a/0x480 [ 51.254620][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 51.260067][ C0] ? smp_reschedule_interrupt+0x71/0x1d0 [ 51.265686][ C0] apic_timer_interrupt+0xf/0x20 [ 51.270615][ C0] [ 51.273547][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x51/0x80 [ 51.279957][ C0] Code: 0e 01 00 74 49 48 89 df c6 07 00 0f 1f 40 00 48 c7 c7 a0 63 a5 85 e8 9e f5 bb fc 48 83 3d 36 92 0e 01 00 74 2b 4c 89 e7 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 10 f7 9c fc 65 8b 05 81 9a 6a 7b [ 51.299561][ C0] RSP: 0018:ffffc900015fb758 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 51.307958][ C0] RAX: f5c28f5c28f5ffb2 RBX: ffff88812be1d7c0 RCX: 000000000000078c [ 51.315937][ C0] RDX: 0000000000350a20 RSI: 020c49ba5e353f7d RDI: 0000000000000282 [ 51.323899][ C0] RBP: ffffc900015fb768 R08: 0000000000000000 R09: 0000ffff85a563a7 [ 51.331865][ C0] R10: 00000000aaaaaaab R11: ffffffff86045cc8 R12: 0000000000000282 [ 51.339825][ C0] R13: ffff88812be1d7c0 R14: ffff88812be1d800 R15: ffffc900015fb838 [ 51.347797][ C0] hrtimer_start_range_ns+0x44a/0x670 [ 51.353164][ C0] schedule_hrtimeout_range_clock+0x100/0x1e0 [ 51.359225][ C0] ? hrtimer_active+0x1a0/0x1a0 [ 51.364068][ C0] schedule_hrtimeout_range+0x34/0x50 [ 51.369428][ C0] poll_schedule_timeout.constprop.0+0x75/0xc0 [ 51.375568][ C0] do_select+0xd7f/0x1020 [ 51.379887][ C0] ? __kcsan_setup_watchpoint+0x6b/0x4a0 [ 51.385502][ C0] ? __kcsan_setup_watchpoint+0x6b/0x4a0 [ 51.391126][ C0] ? __kcsan_setup_watchpoint+0x6b/0x4a0 [ 51.396749][ C0] ? __tsan_write8+0x32/0x40 [ 51.401334][ C0] ? rb_erase+0x2aa/0x990 [ 51.405659][ C0] ? __tsan_read8+0x2c/0x30 [ 51.410150][ C0] ? __tsan_read8+0x2c/0x30 [ 51.414635][ C0] ? _raw_spin_unlock_irqrestore+0x70/0x80 [ 51.420428][ C0] ? hrtimer_try_to_cancel+0x57/0x260 [ 51.425795][ C0] ? __kcsan_setup_watchpoint+0x6b/0x4a0 [ 51.431422][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 51.437646][ C0] ? hrtimer_cancel+0x3b/0x50 [ 51.442307][ C0] ? __tsan_write4+0x32/0x40 [ 51.446883][ C0] ? __kcsan_setup_watchpoint+0x6b/0x4a0 [ 51.452498][ C0] ? __rcu_read_unlock+0x66/0x3c0 [ 51.457506][ C0] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 51.463386][ C0] core_sys_select+0x381/0x550 [ 51.468147][ C0] ? __tsan_read8+0x2c/0x30 [ 51.472638][ C0] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 51.478340][ C0] ? __kcsan_setup_watchpoint+0x6b/0x4a0 [ 51.483958][ C0] ? _copy_to_user+0x84/0xb0 [ 51.488540][ C0] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 51.494421][ C0] ? __tsan_write8+0x32/0x40 [ 51.498995][ C0] ? ktime_get_ts64+0x286/0x2c0 [ 51.503835][ C0] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 51.509540][ C0] ? timespec64_add_safe+0xae/0xd0 [ 51.514638][ C0] do_pselect.constprop.0+0x11d/0x160 [ 51.520013][ C0] __x64_sys_pselect6+0x12e/0x170 [ 51.525036][ C0] ? switch_fpu_return+0x11f/0x250 [ 51.530132][ C0] do_syscall_64+0xcc/0x370 [ 51.534623][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.540497][ C0] RIP: 0033:0x45ac23 [ 51.544385][ C0] Code: 48 89 44 24 08 bf 00 00 00 00 be 00 00 00 00 ba 00 00 00 00 41 ba 00 00 00 00 49 89 e0 41 b9 00 00 00 00 b8 0e 01 00 00 0f 05 <48> 8b 6c 24 10 48 83 c4 18 c3 cc cc cc b8 ba 00 00 00 0f 05 89 44 [ 51.563984][ C0] RSP: 002b:000000c42004ff08 EFLAGS: 00000202 ORIG_RAX: 000000000000010e [ 51.572377][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ac23 [ 51.580331][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.588285][ C0] RBP: 000000c42004ff18 R08: 000000c42004ff08 R09: 0000000000000000 [ 51.596239][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000042f0a0 [ 51.604203][ C0] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000 [ 51.613397][ C0] Kernel Offset: disabled [ 51.617715][ C0] Rebooting in 86400 seconds..