Warning: Permanently added '10.128.0.12' (ECDSA) to the list of known hosts. 2019/11/11 07:34:03 fuzzer started 2019/11/11 07:34:05 dialing manager at 10.128.0.105:33901 2019/11/11 07:34:05 syscalls: 2553 2019/11/11 07:34:05 code coverage: enabled 2019/11/11 07:34:05 comparison tracing: enabled 2019/11/11 07:34:05 extra coverage: extra coverage is not supported by the kernel 2019/11/11 07:34:05 setuid sandbox: enabled 2019/11/11 07:34:05 namespace sandbox: enabled 2019/11/11 07:34:05 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/11 07:34:05 fault injection: enabled 2019/11/11 07:34:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/11 07:34:05 net packet injection: enabled 2019/11/11 07:34:05 net device setup: enabled 2019/11/11 07:34:05 concurrency sanitizer: enabled 2019/11/11 07:34:05 devlink PCI setup: PCI device 0000:00:10.0 is not available syzkaller login: [ 65.292483][ T8079] KCSAN: could not find function: 'poll_schedule_timeout' [ 78.465360][ T0] ================================================================== [ 78.473532][ T0] BUG: KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 [ 78.482460][ T0] [ 78.484784][ T0] write to 0xffffffff86043008 of 8 bytes by interrupt on cpu 0: [ 78.492418][ T0] tick_do_update_jiffies64+0x100/0x250 [ 78.498077][ T0] tick_sched_do_timer+0xd4/0xe0 [ 78.503069][ T0] tick_sched_timer+0x43/0xe0 [ 78.507782][ T0] __hrtimer_run_queues+0x274/0x5f0 [ 78.512981][ T0] hrtimer_interrupt+0x22a/0x480 [ 78.517929][ T0] smp_apic_timer_interrupt+0xdc/0x280 [ 78.523400][ T0] apic_timer_interrupt+0xf/0x20 [ 78.528340][ T0] kcsan_setup_watchpoint+0x205/0x410 [ 78.533716][ T0] __tsan_read1+0x13f/0x1e0 [ 78.538233][ T0] kallsyms_expand_symbol.constprop.0+0x103/0x160 [ 78.544647][ T0] kallsyms_lookup_name+0x7f/0x120 [ 78.549750][ T0] debugfs_write+0x14b/0x2d0 [ 78.554344][ T0] full_proxy_write+0xbd/0x100 [ 78.559099][ T0] __vfs_write+0x67/0xc0 [ 78.563338][ T0] vfs_write+0x18a/0x390 [ 78.567604][ T0] ksys_write+0xd5/0x1b0 [ 78.571850][ T0] __x64_sys_write+0x4c/0x60 [ 78.576449][ T0] do_syscall_64+0xcc/0x370 [ 78.580958][ T0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 78.586844][ T0] [ 78.589180][ T0] read to 0xffffffff86043008 of 8 bytes by task 0 on cpu 1: [ 78.596461][ T0] tick_do_update_jiffies64+0x2b/0x250 [ 78.601920][ T0] tick_irq_enter+0x139/0x1c0 [ 78.606598][ T0] irq_enter+0x4f/0x60 [ 78.610669][ T0] smp_apic_timer_interrupt+0x55/0x280 [ 78.616143][ T0] apic_timer_interrupt+0xf/0x20 [ 78.621081][ T0] native_safe_halt+0xe/0x10 [ 78.625689][ T0] arch_cpu_idle+0x1f/0x30 [ 78.630103][ T0] default_idle_call+0x1e/0x40 [ 78.634865][ T0] do_idle+0x1af/0x280 [ 78.638934][ T0] cpu_startup_entry+0x1b/0x20 [ 78.643700][ T0] start_secondary+0x208/0x260 [ 78.648464][ T0] secondary_startup_64+0xa4/0xb0 [ 78.653472][ T0] [ 78.655832][ T0] Reported by Kernel Concurrency Sanitizer on: [ 78.661989][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.4.0-rc6+ #0 [ 78.669177][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.679240][ T0] ================================================================== [ 78.687296][ T0] Kernel panic - not syncing: panic_on_warn set ... [ 78.693885][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.4.0-rc6+ #0 [ 78.700986][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.711031][ T0] Call Trace: [ 78.714304][ T0] [ 78.717165][ T0] dump_stack+0xf5/0x159 [ 78.721410][ T0] panic+0x210/0x640 [ 78.725321][ T0] ? vprintk_func+0x8d/0x140 [ 78.729917][ T0] kcsan_report.cold+0xc/0xe [ 78.734515][ T0] kcsan_setup_watchpoint+0x3fe/0x410 [ 78.739891][ T0] __tsan_read8+0x145/0x1f0 [ 78.744401][ T0] tick_do_update_jiffies64+0x2b/0x250 [ 78.749870][ T0] tick_irq_enter+0x139/0x1c0 [ 78.754564][ T0] irq_enter+0x4f/0x60 [ 78.758637][ T0] smp_apic_timer_interrupt+0x55/0x280 [ 78.764100][ T0] ? smp_reschedule_interrupt+0x71/0x1d0 [ 78.769745][ T0] apic_timer_interrupt+0xf/0x20 [ 78.774668][ T0] [ 78.777607][ T0] RIP: 0010:native_safe_halt+0xe/0x10 [ 78.782985][ T0] Code: 90 90 90 90 90 90 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d 6c 00 4c 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d 5c 00 4c 00 fb f4 90 55 48 89 e5 41 55 41 54 53 e8 32 36 a4 fc e8 4d 82 b8 fd 0f [ 78.802598][ T0] RSP: 0018:ffffc90000cd3e48 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 78.811012][ T0] RAX: 0000000000000016 RBX: ffff88812b3850c0 RCX: 0000ffffffffffff [ 78.818985][ T0] RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffffffff85a56378 [ 78.826960][ T0] RBP: ffffc90000cd3e80 R08: 0000ffff85a56378 R09: 00000000aaaaaaab [ 78.835053][ T0] R10: 0000ffff85a5637f R11: 0000000000000000 R12: 0000000000000001 [ 78.843041][ T0] R13: ffff88812b3850c0 R14: 0000000000000000 R15: 0000000000000000 [ 78.851059][ T0] ? default_idle+0x50/0x230 [ 78.855673][ T0] arch_cpu_idle+0x1f/0x30 [ 78.860139][ T0] default_idle_call+0x1e/0x40 [ 78.864907][ T0] do_idle+0x1af/0x280 [ 78.868979][ T0] ? complete+0x44/0x50 [ 78.873153][ T0] cpu_startup_entry+0x1b/0x20 [ 78.877928][ T0] start_secondary+0x208/0x260 [ 78.882702][ T0] secondary_startup_64+0xa4/0xb0 [ 78.889863][ T0] Kernel Offset: disabled [ 78.894188][ T0] Rebooting in 86400 seconds..