Warning: Permanently added '10.128.0.110' (ECDSA) to the list of known hosts. 2019/12/11 16:23:05 fuzzer started 2019/12/11 16:23:07 dialing manager at 10.128.0.105:44805 2019/12/11 16:23:07 syscalls: 2689 2019/12/11 16:23:07 code coverage: enabled 2019/12/11 16:23:07 comparison tracing: enabled 2019/12/11 16:23:07 extra coverage: extra coverage is not supported by the kernel 2019/12/11 16:23:07 setuid sandbox: enabled 2019/12/11 16:23:07 namespace sandbox: enabled 2019/12/11 16:23:07 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/11 16:23:07 fault injection: enabled 2019/12/11 16:23:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/11 16:23:07 net packet injection: enabled 2019/12/11 16:23:07 net device setup: enabled 2019/12/11 16:23:07 concurrency sanitizer: enabled 2019/12/11 16:23:07 devlink PCI setup: PCI device 0000:00:10.0 is not available [ 63.280095][ T7784] KCSAN: could not find function: 'poll_schedule_timeout' 2019/12/11 16:23:16 adding functions to KCSAN blacklist: 'echo_char' 'do_syslog' 'tick_nohz_idle_stop_tick' 'wbt_done' 'generic_permission' 'tick_sched_do_timer' '__delete_from_page_cache' 'lruvec_lru_size' 'run_timer_softirq' 'taskstats_exit' 'ext4_has_free_clusters' 'kauditd_thread' 'mod_timer' 'process_srcu' 'add_timer' 'n_tty_receive_buf_common' 'find_next_bit' 'blk_mq_dispatch_rq_list' 'wbt_issue' 'find_get_pages_range_tag' 'blk_mq_get_request' 'tick_do_update_jiffies64' 'generic_fillattr' '__snd_rawmidi_transmit_ack' 'file_update_time' 'sit_tunnel_xmit' '__hrtimer_run_queues' 'tomoyo_supervisor' 'pipe_poll' 'pid_update_inode' 'pcpu_alloc' 'add_timer_on' 'do_exit' 'icmp_global_allow' 'blk_mq_sched_dispatch_requests' 'ktime_get_real_seconds' 'pipe_wait' 'list_lru_count_one' 'futex_wait_queue_me' 'tick_nohz_next_event' 'rcu_gp_fqs_check_wake' '__ext4_new_inode' 'ep_poll' 'audit_log_start' 'l2tp_tunnel_del_work' 'common_perm_cond' 'vm_area_dup' 'xas_clear_mark' 'copy_process' 'queue_access_lock' 'dd_has_work' 'ext4_free_inode' 'tcp_add_backlog' '__lru_cache_add' 'ext4_free_inodes_count' 'generic_write_end' 'poll_schedule_timeout' 'do_nanosleep' 'tomoyo_domain_quota_is_ok' [ 160.508202][ T7769] ================================================================== [ 160.516367][ T7769] BUG: KCSAN: data-race in hrtimer_wakeup / schedule_hrtimeout_range_clock [ 160.525010][ T7769] [ 160.527345][ T7769] write to 0xffffc90001663848 of 8 bytes by interrupt on cpu 1: [ 160.534952][ T7769] hrtimer_wakeup+0x32/0x60 [ 160.539446][ T7769] __hrtimer_run_queues+0x274/0x5f0 [ 160.544645][ T7769] hrtimer_interrupt+0x22a/0x480 [ 160.549596][ T7769] smp_apic_timer_interrupt+0xdc/0x280 [ 160.555057][ T7769] apic_timer_interrupt+0xf/0x20 [ 160.559999][ T7769] native_safe_halt+0xe/0x10 [ 160.564764][ T7769] arch_cpu_idle+0xa/0x10 [ 160.569087][ T7769] default_idle_call+0x1e/0x40 [ 160.573859][ T7769] do_idle+0x1af/0x280 [ 160.577923][ T7769] cpu_startup_entry+0x1b/0x20 [ 160.582692][ T7769] start_secondary+0x168/0x1b0 [ 160.587455][ T7769] secondary_startup_64+0xa4/0xb0 [ 160.592454][ T7769] [ 160.594789][ T7769] read to 0xffffc90001663848 of 8 bytes by task 7769 on cpu 0: [ 160.602334][ T7769] schedule_hrtimeout_range_clock+0x109/0x1e0 [ 160.608398][ T7769] schedule_hrtimeout_range+0x34/0x50 [ 160.613758][ T7769] poll_schedule_timeout.constprop.0+0x75/0xc0 [ 160.619901][ T7769] do_select+0xd7f/0x1020 [ 160.624222][ T7769] core_sys_select+0x381/0x550 [ 160.628992][ T7769] do_pselect.constprop.0+0x11d/0x160 [ 160.634539][ T7769] __x64_sys_pselect6+0x12e/0x170 [ 160.639562][ T7769] do_syscall_64+0xcc/0x370 [ 160.644053][ T7769] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 160.649928][ T7769] [ 160.652251][ T7769] Reported by Kernel Concurrency Sanitizer on: [ 160.658403][ T7769] CPU: 0 PID: 7769 Comm: syz-fuzzer Not tainted 5.4.0-syzkaller #0 [ 160.666285][ T7769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.676336][ T7769] ================================================================== [ 160.684394][ T7769] Kernel panic - not syncing: panic_on_warn set ... [ 160.690979][ T7769] CPU: 0 PID: 7769 Comm: syz-fuzzer Not tainted 5.4.0-syzkaller #0 [ 160.698862][ T7769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.708900][ T7769] Call Trace: [ 160.712195][ T7769] dump_stack+0x11d/0x181 [ 160.716539][ T7769] panic+0x210/0x640 [ 160.720446][ T7769] ? vprintk_func+0x8d/0x140 [ 160.725041][ T7769] kcsan_report.cold+0xc/0xd [ 160.729623][ T7769] kcsan_setup_watchpoint+0x3fe/0x460 [ 160.734983][ T7769] __tsan_read8+0xc6/0x100 [ 160.739390][ T7769] schedule_hrtimeout_range_clock+0x109/0x1e0 [ 160.745460][ T7769] ? hrtimer_active+0x1a0/0x1a0 [ 160.750300][ T7769] schedule_hrtimeout_range+0x34/0x50 [ 160.755699][ T7769] poll_schedule_timeout.constprop.0+0x75/0xc0 [ 160.761848][ T7769] do_select+0xd7f/0x1020 [ 160.766259][ T7769] ? __rcu_read_unlock+0x66/0x3c0 [ 160.771287][ T7769] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 160.777005][ T7769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.783242][ T7769] ? __rcu_read_unlock+0x66/0x3c0 [ 160.788254][ T7769] ? __rcu_read_unlock+0x66/0x3c0 [ 160.793273][ T7769] ? __rcu_read_unlock+0x66/0x3c0 [ 160.798295][ T7769] ? rb_erase+0x2aa/0x990 [ 160.802612][ T7769] ? __read_once_size.constprop.0+0x12/0x20 [ 160.809516][ T7769] ? timerqueue_del+0xa1/0x100 [ 160.814296][ T7769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.820655][ T7769] ? __remove_hrtimer+0x7a/0x130 [ 160.825583][ T7769] ? _raw_spin_unlock_irqrestore+0x70/0x80 [ 160.831532][ T7769] ? hrtimer_try_to_cancel+0x57/0x260 [ 160.836912][ T7769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.843152][ T7769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 160.849390][ T7769] ? hrtimer_cancel+0x3b/0x50 [ 160.854213][ T7769] ? futex_wait+0x33f/0x3f0 [ 160.858734][ T7769] ? __rcu_read_unlock+0x66/0x3c0 [ 160.865401][ T7769] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 160.871403][ T7769] core_sys_select+0x381/0x550 [ 160.876330][ T7769] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 160.882420][ T7769] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 160.888144][ T7769] ? _copy_to_user+0x84/0xb0 [ 160.892884][ T7769] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 160.899401][ T7769] ? __read_once_size+0x5a/0xe0 [ 160.904286][ T7769] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 160.910559][ T7769] ? ktime_get_ts64+0x286/0x2c0 [ 160.915463][ T7769] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 160.921212][ T7769] ? timespec64_add_safe+0xae/0xd0 [ 160.926344][ T7769] do_pselect.constprop.0+0x11d/0x160 [ 160.931717][ T7769] __x64_sys_pselect6+0x12e/0x170 [ 160.936742][ T7769] ? switch_fpu_return+0x11f/0x250 [ 160.941862][ T7769] do_syscall_64+0xcc/0x370 [ 160.946370][ T7769] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 160.952472][ T7769] RIP: 0033:0x45ac23 [ 160.956380][ T7769] 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 [ 160.976207][ T7769] RSP: 002b:000000c42004ff08 EFLAGS: 00000202 ORIG_RAX: 000000000000010e [ 160.984620][ T7769] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ac23 [ 160.992597][ T7769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 161.000807][ T7769] RBP: 000000c42004ff18 R08: 000000c42004ff08 R09: 0000000000000000 [ 161.008790][ T7769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000042f0a0 [ 161.016809][ T7769] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000 [ 161.026553][ T7769] Kernel Offset: disabled [ 161.030896][ T7769] Rebooting in 86400 seconds..