Warning: Permanently added '10.128.1.8' (ECDSA) to the list of known hosts. 2020/02/08 10:06:40 fuzzer started 2020/02/08 10:06:42 dialing manager at 10.128.0.105:41103 2020/02/08 10:06:42 syscalls: 2904 2020/02/08 10:06:42 code coverage: enabled 2020/02/08 10:06:42 comparison tracing: enabled 2020/02/08 10:06:42 extra coverage: enabled 2020/02/08 10:06:42 setuid sandbox: enabled 2020/02/08 10:06:42 namespace sandbox: enabled 2020/02/08 10:06:42 Android sandbox: /sys/fs/selinux/policy does not exist 2020/02/08 10:06:42 fault injection: enabled 2020/02/08 10:06:42 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/02/08 10:06:42 net packet injection: enabled 2020/02/08 10:06:42 net device setup: enabled 2020/02/08 10:06:42 concurrency sanitizer: enabled 2020/02/08 10:06:42 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/02/08 10:06:43 adding functions to KCSAN blacklist: 'tomoyo_supervisor' 'ext4_nonda_switch' 'wbt_issue' 'ep_poll' 'mod_timer' '__ext4_new_inode' 'generic_write_end' 'find_get_pages_range_tag' syzkaller login: [ 79.222491][ C1] ================================================================== [ 79.230969][ C1] BUG: KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 [ 79.240264][ C1] [ 79.242726][ C1] write to 0xffffffff8624d7c8 of 8 bytes by interrupt on cpu 0: [ 79.250577][ C1] tick_do_update_jiffies64+0x100/0x250 [ 79.256123][ C1] tick_sched_do_timer+0xd4/0xe0 [ 79.261059][ C1] tick_sched_timer+0x43/0xe0 [ 79.265783][ C1] __hrtimer_run_queues+0x274/0x5f0 [ 79.270979][ C1] hrtimer_interrupt+0x22a/0x480 [ 79.275932][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 79.281411][ C1] apic_timer_interrupt+0xf/0x20 [ 79.286458][ C1] [ 79.288924][ C1] read to 0xffffffff8624d7c8 of 8 bytes by interrupt on cpu 1: [ 79.296579][ C1] tick_do_update_jiffies64+0x2b/0x250 [ 79.302317][ C1] tick_sched_do_timer+0xd4/0xe0 [ 79.307240][ C1] tick_sched_timer+0x43/0xe0 [ 79.311933][ C1] __hrtimer_run_queues+0x274/0x5f0 [ 79.317424][ C1] hrtimer_interrupt+0x22a/0x480 [ 79.322462][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 79.327941][ C1] apic_timer_interrupt+0xf/0x20 [ 79.333046][ C1] __tsan_unaligned_write8+0x37/0x110 [ 79.338415][ C1] ip_sublist_rcv_finish+0x9e/0x140 [ 79.343601][ C1] ip_sublist_rcv+0x418/0x550 [ 79.348284][ C1] ip_list_rcv+0x2f5/0x322 [ 79.352886][ C1] __netif_receive_skb_list_core+0x350/0x5c0 [ 79.358863][ C1] netif_receive_skb_list_internal+0x5d8/0x830 [ 79.365014][ C1] gro_normal_list.part.0+0x3a/0xb0 [ 79.370560][ C1] gro_normal_one+0x162/0x170 [ 79.375314][ C1] napi_gro_receive+0x288/0x300 [ 79.380165][ C1] receive_buf+0x284/0x30b0 [ 79.384730][ C1] virtnet_poll+0x436/0x7d0 [ 79.389228][ C1] net_rx_action+0x3ae/0xa90 [ 79.394109][ C1] __do_softirq+0x115/0x33f [ 79.398665][ C1] irq_exit+0xbb/0xe0 [ 79.402772][ C1] do_IRQ+0x81/0x130 [ 79.406662][ C1] ret_from_intr+0x0/0x21 [ 79.410976][ C1] _raw_spin_unlock_irqrestore+0x51/0x80 [ 79.416602][ C1] hrtimer_start_range_ns+0x463/0x6a0 [ 79.421998][ C1] schedule_hrtimeout_range_clock+0x100/0x1e0 [ 79.428390][ C1] schedule_hrtimeout_range+0x34/0x50 [ 79.433866][ C1] poll_schedule_timeout.constprop.0+0x75/0xc0 [ 79.440057][ C1] do_select+0xd7f/0x1020 [ 79.444382][ C1] core_sys_select+0x312/0x680 [ 79.449137][ C1] do_pselect.constprop.0+0x11d/0x160 [ 79.454726][ C1] __x64_sys_pselect6+0x12e/0x170 [ 79.459737][ C1] do_syscall_64+0xcc/0x3a0 [ 79.464241][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 79.470255][ C1] [ 79.472687][ C1] Reported by Kernel Concurrency Sanitizer on: [ 79.478869][ C1] CPU: 1 PID: 7886 Comm: syz-fuzzer Not tainted 5.5.0-rc1-syzkaller #0 [ 79.487138][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.497226][ C1] ================================================================== [ 79.505500][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 79.512100][ C1] CPU: 1 PID: 7886 Comm: syz-fuzzer Not tainted 5.5.0-rc1-syzkaller #0 [ 79.520324][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.530371][ C1] Call Trace: [ 79.533686][ C1] [ 79.536532][ C1] dump_stack+0x11d/0x181 [ 79.540861][ C1] panic+0x210/0x640 [ 79.544876][ C1] ? vprintk_func+0x8d/0x140 [ 79.549468][ C1] kcsan_report.cold+0xc/0x15 [ 79.554134][ C1] kcsan_setup_watchpoint+0x2e2/0x380 [ 79.559501][ C1] __tsan_read8+0xc6/0x100 [ 79.563988][ C1] tick_do_update_jiffies64+0x2b/0x250 [ 79.569510][ C1] tick_sched_do_timer+0xd4/0xe0 [ 79.575919][ C1] tick_sched_timer+0x43/0xe0 [ 79.580751][ C1] __hrtimer_run_queues+0x274/0x5f0 [ 79.585970][ C1] ? tick_sched_handle+0x100/0x100 [ 79.591081][ C1] hrtimer_interrupt+0x22a/0x480 [ 79.596028][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.602403][ C1] smp_apic_timer_interrupt+0xdc/0x280 [ 79.607864][ C1] apic_timer_interrupt+0xf/0x20 [ 79.612924][ C1] RIP: 0010:__tsan_unaligned_write8+0x37/0x110 [ 79.619075][ C1] Code: ff ff 00 00 48 c1 e8 09 49 21 d2 48 89 e5 4d 8d 5a 07 25 f8 01 00 00 48 89 d6 48 8d 88 c0 34 25 86 48 05 d8 34 25 86 4c 8b 01 <49> 83 f8 01 76 26 4c 89 c2 4d 89 c1 48 c1 ea 31 49 21 f1 81 e2 ff [ 79.638949][ C1] RSP: 0018:ffffc90000d088f8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 79.647453][ C1] RAX: ffffffff86253538 RBX: ffff8881250cc900 RCX: ffffffff86253530 [ 79.655637][ C1] RDX: 0000ffffffffffff RSI: 0000ffffffffffff RDI: ffff8881250cc908 [ 79.664147][ C1] RBP: ffffc90000d088f8 R08: 0000000000000000 R09: 00008881251ab308 [ 79.672105][ C1] R10: 00008881250cc908 R11: 00008881250cc90f R12: ffff8881251ab300 [ 79.680333][ C1] R13: ffff8881250cc900 R14: ffffc90000d08998 R15: ffffc90000d08998 [ 79.688313][ C1] ? apic_timer_interrupt+0xa/0x20 [ 79.693448][ C1] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 79.699834][ C1] ip_sublist_rcv_finish+0x9e/0x140 [ 79.705180][ C1] ip_sublist_rcv+0x418/0x550 [ 79.710018][ C1] ? ip_sublist_rcv+0x550/0x550 [ 79.715101][ C1] ip_list_rcv+0x2f5/0x322 [ 79.719563][ C1] ? ip_rcv+0x1a0/0x1a0 [ 79.723713][ C1] __netif_receive_skb_list_core+0x350/0x5c0 [ 79.729936][ C1] ? __read_once_size+0x5a/0xe0 [ 79.734842][ C1] netif_receive_skb_list_internal+0x5d8/0x830 [ 79.741004][ C1] gro_normal_list.part.0+0x3a/0xb0 [ 79.746245][ C1] ? __write_once_size+0x91/0x110 [ 79.751336][ C1] gro_normal_one+0x162/0x170 [ 79.756131][ C1] napi_gro_receive+0x288/0x300 [ 79.761151][ C1] receive_buf+0x284/0x30b0 [ 79.765902][ C1] ? virtqueue_get_buf_ctx+0x4fd/0x5c0 [ 79.771426][ C1] ? virtqueue_get_buf+0x31/0x40 [ 79.776357][ C1] virtnet_poll+0x436/0x7d0 [ 79.781041][ C1] net_rx_action+0x3ae/0xa90 [ 79.785691][ C1] __do_softirq+0x115/0x33f [ 79.790215][ C1] irq_exit+0xbb/0xe0 [ 79.794232][ C1] do_IRQ+0x81/0x130 [ 79.798237][ C1] common_interrupt+0xf/0xf [ 79.802731][ C1] [ 79.805671][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x51/0x80 [ 79.812107][ C1] Code: 1c 01 00 74 49 48 89 df e8 20 32 8c fc 66 90 48 c7 c7 18 64 c5 85 e8 fe a0 a9 fc 48 83 3d ce 4b 1c 01 00 74 2b 4c 89 e7 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 20 b8 89 fc 65 8b 05 a1 73 58 7b [ 79.832351][ C1] RSP: 0018:ffffc9000148f758 EFLAGS: 00000282 ORIG_RAX: ffffffffffffffde [ 79.841106][ C1] RAX: 000000000000005b RBX: ffff88812c11fc80 RCX: ffffffff86253588 [ 79.849072][ C1] RDX: 0000000000000000 RSI: 0000000000000282 RDI: 0000000000000282 [ 79.857125][ C1] RBP: ffffc9000148f768 R08: 0000000000000000 R09: 0000ffff85c56418 [ 79.865097][ C1] R10: 000088812c119318 R11: 0000ffff85c5641f R12: 0000000000000282 [ 79.873073][ C1] R13: ffff88812c11fc80 R14: ffffc9000148f838 R15: ffff88812c11fcc0 [ 79.881057][ C1] hrtimer_start_range_ns+0x463/0x6a0 [ 79.886916][ C1] ? __hrtimer_init+0x12f/0x1a0 [ 79.891766][ C1] schedule_hrtimeout_range_clock+0x100/0x1e0 [ 79.897837][ C1] ? hrtimer_active+0x1a0/0x1a0 [ 79.902681][ C1] schedule_hrtimeout_range+0x34/0x50 [ 79.908051][ C1] poll_schedule_timeout.constprop.0+0x75/0xc0 [ 79.914299][ C1] do_select+0xd7f/0x1020 [ 79.918767][ C1] ? __rcu_read_unlock+0x77/0x390 [ 79.923793][ C1] ? update_load_avg+0x7b/0x5d0 [ 79.928650][ C1] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 79.934681][ C1] ? __read_once_size+0x41/0xe0 [ 79.941191][ C1] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 79.946961][ C1] ? gup_pgd_range+0x5cb/0x1990 [ 79.951824][ C1] ? __read_once_size.constprop.0+0x12/0x20 [ 79.957731][ C1] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 79.964195][ C1] ? should_fail+0xd4/0x45d [ 79.968687][ C1] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 79.974632][ C1] ? __read_once_size+0x41/0xe0 [ 79.979622][ C1] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 79.985865][ C1] ? get_futex_key+0x55e/0xa10 [ 79.990899][ C1] ? __rcu_read_unlock+0x77/0x390 [ 79.995934][ C1] core_sys_select+0x312/0x680 [ 80.000806][ C1] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 80.007075][ C1] ? _copy_to_user+0x84/0xc0 [ 80.011651][ C1] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 80.017645][ C1] ? __read_once_size+0x5a/0xe0 [ 80.022499][ C1] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 80.028743][ C1] ? ktime_get_ts64+0x286/0x2c0 [ 80.033619][ C1] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 80.039345][ C1] ? timespec64_add_safe+0xae/0xd0 [ 80.044583][ C1] do_pselect.constprop.0+0x11d/0x160 [ 80.049969][ C1] __x64_sys_pselect6+0x12e/0x170 [ 80.055109][ C1] ? switch_fpu_return+0x11e/0x250 [ 80.060227][ C1] do_syscall_64+0xcc/0x3a0 [ 80.064738][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 80.070693][ C1] RIP: 0033:0x45ac23 [ 80.074585][ C1] 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 [ 80.094552][ C1] RSP: 002b:000000c42004ff08 EFLAGS: 00000202 ORIG_RAX: 000000000000010e [ 80.103223][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ac23 [ 80.111300][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 80.119599][ C1] RBP: 000000c42004ff18 R08: 000000c42004ff08 R09: 0000000000000000 [ 80.127617][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000042f0a0 [ 80.135707][ C1] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000 [ 80.145482][ C1] Kernel Offset: disabled [ 80.149811][ C1] Rebooting in 86400 seconds..