Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. 2020/02/05 09:35:11 fuzzer started 2020/02/05 09:35:13 dialing manager at 10.128.0.105:41149 2020/02/05 09:35:14 syscalls: 2904 2020/02/05 09:35:14 code coverage: enabled 2020/02/05 09:35:14 comparison tracing: enabled 2020/02/05 09:35:14 extra coverage: enabled 2020/02/05 09:35:14 setuid sandbox: enabled 2020/02/05 09:35:14 namespace sandbox: enabled 2020/02/05 09:35:14 Android sandbox: /sys/fs/selinux/policy does not exist 2020/02/05 09:35:14 fault injection: enabled 2020/02/05 09:35:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/02/05 09:35:14 net packet injection: enabled 2020/02/05 09:35:14 net device setup: enabled 2020/02/05 09:35:14 concurrency sanitizer: enabled 2020/02/05 09:35:14 devlink PCI setup: PCI device 0000:00:10.0 is not available [ 65.512363][ T8023] KCSAN: could not find function: 'poll_schedule_timeout' [ 79.979486][ C0] ================================================================== [ 79.987652][ C0] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active [ 79.995445][ C0] [ 79.997776][ C0] read to 0xffff88812c01fbd8 of 8 bytes by interrupt on cpu 1: [ 80.005323][ C0] hrtimer_active+0x84/0x1a0 [ 80.009921][ C0] task_tick_fair+0x4c/0x910 [ 80.014504][ C0] scheduler_tick+0x5f/0xf0 [ 80.019026][ C0] update_process_times+0x5a/0x80 [ 80.024751][ C0] tick_sched_handle+0x75/0x100 [ 80.029594][ C0] tick_sched_timer+0x58/0xe0 [ 80.034267][ C0] __hrtimer_run_queues+0x274/0x5f0 [ 80.039456][ C0] hrtimer_interrupt+0x22a/0x480 [ 80.044392][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 80.049856][ C0] apic_timer_interrupt+0xf/0x20 [ 80.054796][ C0] __tsan_read1+0x30/0x100 [ 80.059207][ C0] kallsyms_expand_symbol.constprop.0+0x70/0x160 [ 80.065531][ C0] kallsyms_lookup_name+0x7f/0x120 [ 80.070632][ C0] debugfs_write+0x14b/0x2d0 [ 80.075235][ C0] full_proxy_write+0xbd/0x100 [ 80.079991][ C0] __vfs_write+0x67/0xc0 [ 80.084226][ C0] vfs_write+0x18a/0x390 [ 80.088549][ C0] ksys_write+0xd5/0x1b0 [ 80.092792][ C0] __x64_sys_write+0x4c/0x60 [ 80.097390][ C0] do_syscall_64+0xcc/0x3a0 [ 80.101900][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 80.107791][ C0] [ 80.110199][ C0] write to 0xffff88812c01fbd8 of 8 bytes by interrupt on cpu 0: [ 80.117924][ C0] __hrtimer_run_queues+0x1e8/0x5f0 [ 80.123113][ C0] hrtimer_interrupt+0x22a/0x480 [ 80.128042][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 80.133492][ C0] apic_timer_interrupt+0xf/0x20 [ 80.138426][ C0] native_safe_halt+0xe/0x10 [ 80.143967][ C0] arch_cpu_idle+0xa/0x10 [ 80.148291][ C0] default_idle_call+0x1e/0x40 [ 80.153063][ C0] do_idle+0x1c2/0x290 [ 80.157124][ C0] cpu_startup_entry+0x1b/0x20 [ 80.161881][ C0] rest_init+0xec/0xf6 [ 80.165944][ C0] arch_call_rest_init+0x17/0x37 [ 80.170874][ C0] start_kernel+0x838/0x85e [ 80.175378][ C0] x86_64_start_reservations+0x29/0x2b [ 80.180825][ C0] x86_64_start_kernel+0x72/0x76 [ 80.185755][ C0] secondary_startup_64+0xa4/0xb0 [ 80.190765][ C0] [ 80.193103][ C0] Reported by Kernel Concurrency Sanitizer on: [ 80.199253][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.5.0-rc1-syzkaller #0 [ 80.207138][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.217190][ C0] ================================================================== [ 80.225253][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 80.231843][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.5.0-rc1-syzkaller #0 [ 80.239809][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.249850][ C0] Call Trace: [ 80.253116][ C0] [ 80.256149][ C0] dump_stack+0x11d/0x181 [ 80.260474][ C0] panic+0x210/0x640 [ 80.264383][ C0] ? vprintk_func+0x8d/0x140 [ 80.268978][ C0] kcsan_report.cold+0xc/0xd [ 80.273578][ C0] kcsan_setup_watchpoint+0x3fe/0x460 [ 80.278964][ C0] __tsan_unaligned_write8+0xc7/0x110 [ 80.284453][ C0] __hrtimer_run_queues+0x1e8/0x5f0 [ 80.289655][ C0] ? ktime_get_update_offsets_now+0x28f/0x2f0 [ 80.295720][ C0] hrtimer_interrupt+0x22a/0x480 [ 80.300665][ C0] ? sched_clock+0x13/0x20 [ 80.305092][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 80.310595][ C0] apic_timer_interrupt+0xf/0x20 [ 80.315529][ C0] [ 80.318478][ C0] RIP: 0010:native_safe_halt+0xe/0x10 [ 80.323880][ C0] Code: cc cc cc cc cc cc cc cc cc cc cc cc e9 07 00 00 00 0f 00 2d 4c e6 59 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d 3c e6 59 00 fb f4 cc 55 48 89 e5 41 55 41 54 53 e8 d2 57 91 fc e8 fd da ab fd 0f [ 80.343481][ C0] RSP: 0018:ffffffff85c03df8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 80.351890][ C0] RAX: 0000000000000000 RBX: ffffffff85c2b780 RCX: ffffffff82546c55 [ 80.359858][ C0] RDX: 0000000000000000 RSI: ffffffff82546c5e RDI: 0000000000000005 [ 80.367821][ C0] RBP: ffffffff85c03e18 R08: ffffffff85c2b780 R09: 0000ffff85a2d160 [ 80.375786][ C0] R10: 0000ffff85c03e08 R11: 0000ffff85a2d167 R12: 0000000000000000 [ 80.384294][ C0] R13: ffffffff85c2b780 R14: 0000000000000000 R15: 0000000000000000 [ 80.392287][ C0] ? debug_smp_processor_id+0x35/0x137 [ 80.397739][ C0] ? debug_smp_processor_id+0x3e/0x137 [ 80.403192][ C0] ? default_idle+0x26/0x180 [ 80.407786][ C0] arch_cpu_idle+0xa/0x10 [ 80.412241][ C0] default_idle_call+0x1e/0x40 [ 80.417005][ C0] do_idle+0x1c2/0x290 [ 80.421081][ C0] cpu_startup_entry+0x1b/0x20 [ 80.425859][ C0] rest_init+0xec/0xf6 [ 80.429935][ C0] ? trace_event_define_fields_vector_free_moved+0xb4/0xb4 [ 80.437239][ C0] arch_call_rest_init+0x17/0x37 [ 80.442188][ C0] start_kernel+0x838/0x85e [ 80.446697][ C0] x86_64_start_reservations+0x29/0x2b [ 80.452161][ C0] x86_64_start_kernel+0x72/0x76 [ 80.457103][ C0] secondary_startup_64+0xa4/0xb0 [ 80.463634][ C0] Kernel Offset: disabled [ 80.468112][ C0] Rebooting in 86400 seconds..