Warning: Permanently added '10.128.0.190' (ECDSA) to the list of known hosts.
2020/05/30 02:24:27 fuzzer started
2020/05/30 02:24:27 dialing manager at 10.128.0.105:42021
2020/05/30 02:24:27 checking machine...
2020/05/30 02:24:27 checking revisions...
2020/05/30 02:24:27 testing simple program...
syzkaller login: [ 51.408453][ T8920] IPVS: ftp: loaded support on port[0] = 21
2020/05/30 02:24:27 building call list...
[ 51.863977][ T7] tipc: TX() has been purged, node left!
executing program
[ 54.880167][ T8907] can: request_module (can-proto-0) failed.
[ 54.891317][ T8907] can: request_module (can-proto-0) failed.
[ 54.903451][ T8907] can: request_module (can-proto-0) failed.
[ 55.763922][ C0] ==================================================================
[ 55.772075][ C0] BUG: KCSAN: data-race in tick_sched_do_timer / tick_sched_do_timer
[ 55.780125][ C0]
[ 55.782451][ C0] write to 0xffffffff8764e210 of 4 bytes by interrupt on cpu 1:
[ 55.790103][ C0] tick_sched_do_timer+0xb4/0xd0
[ 55.795037][ C0] tick_sched_timer+0x3f/0xd0
[ 55.799705][ C0] __hrtimer_run_queues+0x271/0x600
[ 55.804888][ C0] hrtimer_interrupt+0x226/0x490
[ 55.809808][ C0] smp_apic_timer_interrupt+0xd8/0x270
[ 55.815245][ C0] apic_timer_interrupt+0xf/0x20
[ 55.820197][ C0] native_safe_halt+0xe/0x10
[ 55.824761][ C0] default_idle+0x21/0x170
[ 55.829165][ C0] do_idle+0x1b7/0x290
[ 55.833229][ C0] cpu_startup_entry+0x14/0x20
[ 55.838000][ C0] start_secondary+0x169/0x1b0
[ 55.842766][ C0] secondary_startup_64+0xa4/0xb0
[ 55.847773][ C0]
[ 55.850101][ C0] read to 0xffffffff8764e210 of 4 bytes by interrupt on cpu 0:
[ 55.857650][ C0] tick_sched_do_timer+0x2e/0xd0
[ 55.862584][ C0] tick_sched_timer+0x3f/0xd0
[ 55.867255][ C0] __hrtimer_run_queues+0x271/0x600
[ 55.872450][ C0] hrtimer_interrupt+0x226/0x490
[ 55.877391][ C0] smp_apic_timer_interrupt+0xd8/0x270
[ 55.882828][ C0] apic_timer_interrupt+0xf/0x20
[ 55.887754][ C0] native_safe_halt+0xe/0x10
[ 55.892333][ C0] default_idle+0x21/0x170
[ 55.896755][ C0] do_idle+0x1b7/0x290
[ 55.900816][ C0] cpu_startup_entry+0x14/0x20
[ 55.905560][ C0] rest_init+0xe4/0xeb
[ 55.909604][ C0] arch_call_rest_init+0x13/0x2b
[ 55.914535][ C0] start_kernel+0x7fe/0x823
[ 55.919012][ C0] secondary_startup_64+0xa4/0xb0
[ 55.924003][ C0]
[ 55.926301][ C0] Reported by Kernel Concurrency Sanitizer on:
[ 55.932429][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.7.0-rc1-syzkaller #0
[ 55.940307][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.950348][ C0] ==================================================================
[ 55.958383][ C0] Kernel panic - not syncing: panic_on_warn set ...
[ 55.964961][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.7.0-rc1-syzkaller #0
[ 55.972840][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.982868][ C0] Call Trace:
[ 55.986125][ C0]
[ 55.988959][ C0] dump_stack+0x11d/0x187
[ 55.993267][ C0] panic+0x210/0x640
[ 55.997158][ C0] ? vprintk_func+0x89/0x13a
[ 56.001740][ C0] kcsan_report.cold+0xc/0x1a
[ 56.006397][ C0] kcsan_setup_watchpoint+0x3fb/0x440
[ 56.011768][ C0] tick_sched_do_timer+0x2e/0xd0
[ 56.016682][ C0] tick_sched_timer+0x3f/0xd0
[ 56.021334][ C0] __hrtimer_run_queues+0x271/0x600
[ 56.026507][ C0] ? tick_sched_do_timer+0xd0/0xd0
[ 56.031595][ C0] hrtimer_interrupt+0x226/0x490
[ 56.036524][ C0] ? kvm_clock_read+0x14/0x30
[ 56.041179][ C0] smp_apic_timer_interrupt+0xd8/0x270
[ 56.046620][ C0] apic_timer_interrupt+0xf/0x20
[ 56.051524][ C0]
[ 56.054438][ C0] RIP: 0010:native_safe_halt+0xe/0x10
[ 56.059801][ C0] Code: ff cc cc cc cc cc cc cc cc cc cc cc e9 07 00 00 00 0f 00 2d 0c d6 58 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d fc d5 58 00 fb f4 cc 41 54 55 53 e8 97 b2 71 fb e8 a2 21 bc fc 0f 1f 44 00 00 48
[ 56.079384][ C0] RSP: 0018:ffffffff87203e70 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[ 56.087786][ C0] RAX: 0000000000000000 RBX: ffffffff8722b840 RCX: ffffffff8285fdf1
[ 56.095732][ C0] RDX: 0000000000000000 RSI: ffffffff8285fdfa RDI: 0000000000000005
[ 56.103677][ C0] RBP: 0000000000000000 R08: ffffffff8722b840 R09: 0000ffff87047920
[ 56.111625][ C0] R10: 0000ffff87203e58 R11: 0000ffff87047927 R12: ffffffff8722b840
[ 56.119572][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff8722b840
[ 56.127529][ C0] ? debug_smp_processor_id+0x31/0x129
[ 56.133021][ C0] ? debug_smp_processor_id+0x3a/0x129
[ 56.138464][ C0] default_idle+0x21/0x170
[ 56.142918][ C0] do_idle+0x1b7/0x290
[ 56.146966][ C0] ? debug_smp_processor_id+0x3f/0x129
[ 56.152404][ C0] cpu_startup_entry+0x14/0x20
[ 56.157182][ C0] rest_init+0xe4/0xeb
[ 56.161228][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe
[ 56.167443][ C0] arch_call_rest_init+0x13/0x2b
[ 56.172358][ C0] start_kernel+0x7fe/0x823
[ 56.176839][ C0] secondary_startup_64+0xa4/0xb0
[ 56.182974][ C0] Kernel Offset: disabled
[ 56.187288][ C0] Rebooting in 86400 seconds..