Warning: Permanently added '10.128.0.246' (ECDSA) to the list of known hosts. 2019/11/09 03:19:40 fuzzer started 2019/11/09 03:19:42 dialing manager at 10.128.0.105:41185 2019/11/09 03:19:42 syscalls: 2553 2019/11/09 03:19:42 code coverage: enabled 2019/11/09 03:19:42 comparison tracing: enabled 2019/11/09 03:19:42 extra coverage: extra coverage is not supported by the kernel 2019/11/09 03:19:42 setuid sandbox: enabled 2019/11/09 03:19:42 namespace sandbox: enabled 2019/11/09 03:19:42 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/09 03:19:42 fault injection: enabled 2019/11/09 03:19:42 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/09 03:19:42 net packet injection: enabled 2019/11/09 03:19:42 net device setup: enabled 2019/11/09 03:19:42 concurrency sanitizer: enabled 2019/11/09 03:19:42 devlink PCI setup: PCI device 0000:00:10.0 is not available [ 84.737984][ T8137] KCSAN: could not find function: 'may_open' [ 97.241452][ C1] ================================================================== [ 97.249584][ C1] BUG: KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 [ 97.258492][ C1] [ 97.260927][ C1] write to 0xffffffff86043008 of 8 bytes by task 0 on cpu 0: [ 97.268291][ C1] tick_do_update_jiffies64+0x100/0x250 [ 97.273824][ C1] tick_irq_enter+0x139/0x1c0 [ 97.278512][ C1] irq_enter+0x4f/0x60 [ 97.282572][ C1] smp_apic_timer_interrupt+0x55/0x280 [ 97.288016][ C1] apic_timer_interrupt+0xf/0x20 [ 97.292941][ C1] native_safe_halt+0xe/0x10 [ 97.297522][ C1] arch_cpu_idle+0x1f/0x30 [ 97.301923][ C1] default_idle_call+0x1e/0x40 [ 97.306672][ C1] do_idle+0x1af/0x280 [ 97.310724][ C1] cpu_startup_entry+0x1b/0x20 [ 97.315474][ C1] rest_init+0xec/0xf6 [ 97.319542][ C1] arch_call_rest_init+0x17/0x37 [ 97.324474][ C1] start_kernel+0x838/0x85e [ 97.328970][ C1] x86_64_start_reservations+0x29/0x2b [ 97.334425][ C1] x86_64_start_kernel+0x72/0x76 [ 97.339346][ C1] secondary_startup_64+0xa4/0xb0 [ 97.344344][ C1] [ 97.346656][ C1] read to 0xffffffff86043008 of 8 bytes by interrupt on cpu 1: [ 97.354182][ C1] tick_do_update_jiffies64+0x2b/0x250 [ 97.359622][ C1] tick_sched_do_timer+0xd4/0xe0 [ 97.364544][ C1] tick_sched_timer+0x43/0xe0 [ 97.369229][ C1] __hrtimer_run_queues+0x274/0x5f0 [ 97.374408][ C1] hrtimer_interrupt+0x22a/0x480 [ 97.379347][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 97.384792][ C1] apic_timer_interrupt+0xf/0x20 [ 97.389717][ C1] __sanitizer_cov_trace_const_cmp4+0x0/0x20 [ 97.395694][ C1] kallsyms_lookup_name+0x7f/0x120 [ 97.400786][ C1] debugfs_write+0x14b/0x2d0 [ 97.405360][ C1] full_proxy_write+0xbd/0x100 [ 97.410108][ C1] __vfs_write+0x67/0xc0 [ 97.414333][ C1] vfs_write+0x18a/0x390 [ 97.418559][ C1] ksys_write+0xd5/0x1b0 [ 97.422789][ C1] __x64_sys_write+0x4c/0x60 [ 97.427366][ C1] do_syscall_64+0xcc/0x370 [ 97.431870][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 97.437747][ C1] [ 97.440072][ C1] Reported by Kernel Concurrency Sanitizer on: [ 97.446226][ C1] CPU: 1 PID: 8137 Comm: syz-executor Not tainted 5.4.0-rc6+ #0 [ 97.453851][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.464009][ C1] ================================================================== [ 97.472062][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 97.478651][ C1] CPU: 1 PID: 8137 Comm: syz-executor Not tainted 5.4.0-rc6+ #0 [ 97.486275][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.496330][ C1] Call Trace: [ 97.499602][ C1] [ 97.502461][ C1] dump_stack+0xf5/0x159 [ 97.506709][ C1] panic+0x210/0x640 [ 97.510604][ C1] ? vprintk_func+0x8d/0x140 [ 97.515203][ C1] kcsan_report.cold+0xc/0xe [ 97.519810][ C1] kcsan_setup_watchpoint+0x3fe/0x410 [ 97.525270][ C1] __tsan_read8+0x145/0x1f0 [ 97.529910][ C1] tick_do_update_jiffies64+0x2b/0x250 [ 97.535381][ C1] tick_sched_do_timer+0xd4/0xe0 [ 97.540326][ C1] tick_sched_timer+0x43/0xe0 [ 97.545004][ C1] __hrtimer_run_queues+0x274/0x5f0 [ 97.550209][ C1] ? tick_sched_handle+0x100/0x100 [ 97.555320][ C1] hrtimer_interrupt+0x22a/0x480 [ 97.560260][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 97.565729][ C1] ? smp_reschedule_interrupt+0x71/0x1d0 [ 97.571470][ C1] apic_timer_interrupt+0xf/0x20 [ 97.576413][ C1] [ 97.579354][ C1] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x20 [ 97.586113][ C1] Code: f6 fe ff ff 5d c3 0f 1f 40 00 55 0f b7 d6 0f b7 f7 bf 03 00 00 00 48 89 e5 48 8b 4d 08 e8 d8 fe ff ff 5d c3 66 0f 1f 44 00 00 <55> 89 f2 89 fe bf 05 00 00 00 48 89 e5 48 8b 4d 08 e8 ba fe ff ff [ 97.606685][ C1] RSP: 0018:ffffc9000162bbf8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 97.615103][ C1] RAX: ffff888126855100 RBX: ffffffff855d4729 RCX: ffffffff81405421 [ 97.623603][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 97.631567][ C1] RBP: ffffc9000162bc38 R08: ffff888126855100 R09: 00000000aaaaaaab [ 97.639748][ C1] R10: 0000000000000000 R11: 00000000aaaaaaab R12: 0000000000000065 [ 97.647722][ C1] R13: 0000000000000001 R14: ffffc9000162bc5c R15: 000000000000006c [ 97.656087][ C1] ? kallsyms_expand_symbol.constprop.0+0x111/0x160 [ 97.662678][ C1] ? kallsyms_expand_symbol.constprop.0+0xb6/0x160 [ 97.669173][ C1] kallsyms_lookup_name+0x7f/0x120 [ 97.674334][ C1] ? __check_object_size+0x5f/0x346 [ 97.679521][ C1] ? strlen+0x3b/0x60 [ 97.683504][ C1] debugfs_write+0x14b/0x2d0 [ 97.688100][ C1] ? __read_once_size.constprop.0+0x12/0x20 [ 97.694065][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.700330][ C1] ? refcount_inc_not_zero_checked+0xba/0x150 [ 97.706398][ C1] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 97.712792][ C1] ? debugfs_file_get+0xae/0x1e0 [ 97.717717][ C1] full_proxy_write+0xbd/0x100 [ 97.722471][ C1] __vfs_write+0x67/0xc0 [ 97.726693][ C1] ? full_proxy_poll+0xf0/0xf0 [ 97.731446][ C1] vfs_write+0x18a/0x390 [ 97.735695][ C1] ksys_write+0xd5/0x1b0 [ 97.740001][ C1] __x64_sys_write+0x4c/0x60 [ 97.744600][ C1] do_syscall_64+0xcc/0x370 [ 97.749220][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 97.755115][ C1] RIP: 0033:0x413cd0 [ 97.759020][ C1] Code: b0 89 c8 f7 d8 eb ed b8 6e 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 3d 3d 43 66 00 00 75 14 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 c4 1b 00 00 c3 48 83 ec 08 e8 ca fc ff ff [ 97.778906][ C1] RSP: 002b:00007fff5694f708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 97.787322][ C1] RAX: ffffffffffffffda RBX: 000000000000000e RCX: 0000000000413cd0 [ 97.795302][ C1] RDX: 000000000000000e RSI: 0000000001c8c950 RDI: 0000000000000003 [ 97.803275][ C1] RBP: 0000000001c8c950 R08: 0000000000000100 R09: 000000000000000e [ 97.811261][ C1] R10: 000000000000000c R11: 0000000000000246 R12: 000000000000000e [ 97.819359][ C1] R13: 0000000000000001 R14: 00007fff5694f780 R15: 0000000000000000 [ 97.828989][ C1] Kernel Offset: disabled [ 97.833393][ C1] Rebooting in 86400 seconds..