Warning: Permanently added '10.128.0.255' (ECDSA) to the list of known hosts. 2019/11/07 20:19:58 fuzzer started 2019/11/07 20:19:59 dialing manager at 10.128.0.105:38105 2019/11/07 20:20:07 syscalls: 2553 2019/11/07 20:20:07 code coverage: enabled 2019/11/07 20:20:07 comparison tracing: enabled 2019/11/07 20:20:07 extra coverage: extra coverage is not supported by the kernel 2019/11/07 20:20:07 setuid sandbox: enabled 2019/11/07 20:20:07 namespace sandbox: enabled 2019/11/07 20:20:07 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/07 20:20:07 fault injection: enabled 2019/11/07 20:20:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/07 20:20:07 net packet injection: enabled 2019/11/07 20:20:07 net device setup: enabled 2019/11/07 20:20:07 concurrency sanitizer: enabled 2019/11/07 20:20:07 devlink PCI setup: PCI device 0000:00:10.0 is not available [ 82.213884][ C0] ================================================================== [ 82.222107][ C0] BUG: KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 [ 82.231015][ C0] [ 82.233504][ C0] write to 0xffffffff86043008 of 8 bytes by task 0 on cpu 1: [ 82.241000][ C0] tick_do_update_jiffies64+0x100/0x250 [ 82.246571][ C0] tick_irq_enter+0x139/0x1c0 [ 82.251236][ C0] irq_enter+0x4f/0x60 [ 82.255991][ C0] smp_apic_timer_interrupt+0x55/0x280 [ 82.261455][ C0] apic_timer_interrupt+0xf/0x20 [ 82.266371][ C0] native_safe_halt+0xe/0x10 [ 82.270957][ C0] arch_cpu_idle+0x1f/0x30 [ 82.275363][ C0] default_idle_call+0x1e/0x40 [ 82.280108][ C0] do_idle+0x1af/0x280 [ 82.284245][ C0] cpu_startup_entry+0x1b/0x20 [ 82.288995][ C0] start_secondary+0x208/0x260 [ 82.293758][ C0] secondary_startup_64+0xa4/0xb0 [ 82.298773][ C0] [ 82.301121][ C0] read to 0xffffffff86043008 of 8 bytes by interrupt on cpu 0: [ 82.308666][ C0] tick_do_update_jiffies64+0x2b/0x250 [ 82.314115][ C0] tick_sched_do_timer+0xd4/0xe0 [ 82.319041][ C0] tick_sched_timer+0x43/0xe0 [ 82.323708][ C0] __hrtimer_run_queues+0x274/0x5f0 [ 82.328899][ C0] hrtimer_interrupt+0x22a/0x480 [ 82.333825][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 82.339794][ C0] apic_timer_interrupt+0xf/0x20 [ 82.344719][ C0] __sanitizer_cov_trace_pc+0xd/0x50 [ 82.350007][ C0] kallsyms_expand_symbol.constprop.0+0xc0/0x160 [ 82.356342][ C0] kallsyms_lookup_name+0x7f/0x120 [ 82.361465][ C0] debugfs_write+0x14b/0x2d0 [ 82.366043][ C0] full_proxy_write+0xbd/0x100 [ 82.370845][ C0] __vfs_write+0x67/0xc0 [ 82.375100][ C0] vfs_write+0x18a/0x390 [ 82.379328][ C0] ksys_write+0xd5/0x1b0 [ 82.383562][ C0] __x64_sys_write+0x4c/0x60 [ 82.388138][ C0] do_syscall_64+0xcc/0x370 [ 82.392733][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 82.398737][ C0] [ 82.401050][ C0] Reported by Kernel Concurrency Sanitizer on: [ 82.407200][ C0] CPU: 0 PID: 8110 Comm: syz-executor Not tainted 5.4.0-rc6+ #0 [ 82.414807][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.424953][ C0] ================================================================== [ 82.433086][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 82.439886][ C0] CPU: 0 PID: 8110 Comm: syz-executor Not tainted 5.4.0-rc6+ #0 [ 82.447508][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.457543][ C0] Call Trace: [ 82.460831][ C0] [ 82.463675][ C0] dump_stack+0xf5/0x159 [ 82.467905][ C0] panic+0x210/0x640 [ 82.471794][ C0] ? vprintk_func+0x8d/0x140 [ 82.476551][ C0] kcsan_report.cold+0xc/0xe [ 82.481132][ C0] kcsan_setup_watchpoint+0x3fe/0x410 [ 82.486495][ C0] __tsan_read8+0x145/0x1f0 [ 82.491430][ C0] tick_do_update_jiffies64+0x2b/0x250 [ 82.496949][ C0] tick_sched_do_timer+0xd4/0xe0 [ 82.502678][ C0] tick_sched_timer+0x43/0xe0 [ 82.507439][ C0] __hrtimer_run_queues+0x274/0x5f0 [ 82.512634][ C0] ? tick_sched_handle+0x100/0x100 [ 82.517734][ C0] hrtimer_interrupt+0x22a/0x480 [ 82.522666][ C0] smp_apic_timer_interrupt+0xdc/0x280 [ 82.528258][ C0] ? do_IRQ+0xcb/0x180 [ 82.532320][ C0] apic_timer_interrupt+0xf/0x20 [ 82.537314][ C0] [ 82.540271][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0xd/0x50 [ 82.546332][ C0] Code: 00 48 c7 05 d9 aa be 04 00 00 00 00 e9 6a f1 ff ff 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 65 48 8b 04 25 40 6c 01 00 <65> 8b 15 34 cf bb 7e 81 e2 00 01 1f 00 48 8b 75 08 75 2b 8b 90 08 [ 82.565932][ C0] RSP: 0018:ffffc9000169bbf0 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 [ 82.574339][ C0] RAX: ffff888123dfb100 RBX: ffffffff855d4720 RCX: ffffffff814053c6 [ 82.582378][ C0] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000005 [ 82.590354][ C0] RBP: ffffc9000169bbf0 R08: ffff888123dfb100 R09: 00000000aaaaaaab [ 82.598320][ C0] R10: 0000000000000000 R11: 00000000aaaaaaab R12: 000000000000005f [ 82.606290][ C0] R13: 0000000000000001 R14: ffffc9000169bc4c R15: 000000000000007c [ 82.614446][ C0] ? kallsyms_expand_symbol.constprop.0+0xb6/0x160 [ 82.620958][ C0] kallsyms_expand_symbol.constprop.0+0xc0/0x160 [ 82.627297][ C0] kallsyms_lookup_name+0x7f/0x120 [ 82.632582][ C0] ? __check_object_size+0x5f/0x346 [ 82.637770][ C0] ? strlen+0x3b/0x60 [ 82.641742][ C0] debugfs_write+0x14b/0x2d0 [ 82.646332][ C0] ? csum_and_copy_to_iter+0x1c0/0xef0 [ 82.651787][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.658018][ C0] ? refcount_inc_not_zero_checked+0xba/0x150 [ 82.664084][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 82.670743][ C0] ? debugfs_file_get+0xae/0x1e0 [ 82.675667][ C0] full_proxy_write+0xbd/0x100 [ 82.680430][ C0] __vfs_write+0x67/0xc0 [ 82.684665][ C0] ? full_proxy_poll+0xf0/0xf0 [ 82.689448][ C0] vfs_write+0x18a/0x390 [ 82.693683][ C0] ksys_write+0xd5/0x1b0 [ 82.697947][ C0] __x64_sys_write+0x4c/0x60 [ 82.702629][ C0] do_syscall_64+0xcc/0x370 [ 82.707397][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 82.713423][ C0] RIP: 0033:0x413cd0 [ 82.717325][ C0] 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 [ 82.737290][ C0] RSP: 002b:00007ffebcd9bae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 82.745709][ C0] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 0000000000413cd0 [ 82.753763][ C0] RDX: 0000000000000011 RSI: 0000000000a90950 RDI: 0000000000000003 [ 82.761823][ C0] RBP: 0000000000a90950 R08: 0000000000000100 R09: 0000000000000011 [ 82.770394][ C0] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000011 [ 82.778356][ C0] R13: 0000000000000001 R14: 00007ffebcd9bb60 R15: 0000000000000000 [ 82.787716][ C0] Kernel Offset: disabled [ 82.792075][ C0] Rebooting in 86400 seconds..