Warning: Permanently added '10.128.0.226' (ECDSA) to the list of known hosts. 2019/08/11 17:00:26 fuzzer started 2019/08/11 17:00:34 dialing manager at 10.128.0.26:37941 2019/08/11 17:00:34 syscalls: 2374 2019/08/11 17:00:34 code coverage: enabled 2019/08/11 17:00:34 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2019/08/11 17:00:34 extra coverage: enabled 2019/08/11 17:00:34 setuid sandbox: enabled 2019/08/11 17:00:34 namespace sandbox: enabled 2019/08/11 17:00:34 Android sandbox: /sys/fs/selinux/policy does not exist 2019/08/11 17:00:34 fault injection: enabled 2019/08/11 17:00:34 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/08/11 17:00:34 net packet injection: enabled 2019/08/11 17:00:34 net device setup: enabled syzkaller login: [ 258.979613][ C1] ================================================================== [ 258.987893][ C1] BUG: KMSAN: uninit-value in kmem_cache_alloc_node+0x5d0/0xe70 [ 258.995646][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.3.0-rc3+ #17 [ 259.003091][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.013202][ C1] Call Trace: [ 259.016536][ C1] dump_stack+0x191/0x1f0 [ 259.020893][ C1] kmsan_report+0x162/0x2d0 [ 259.025417][ C1] __msan_warning+0x75/0xe0 [ 259.029930][ C1] kmem_cache_alloc_node+0x5d0/0xe70 [ 259.035241][ C1] ? __alloc_skb+0x215/0xa10 [ 259.039861][ C1] __alloc_skb+0x215/0xa10 [ 259.044325][ C1] aoecmd_cfg+0x205/0xa80 [ 259.048677][ C1] discover_timer+0x86/0xa0 [ 259.053196][ C1] call_timer_fn+0x232/0x530 [ 259.057782][ C1] ? skbfree+0x4a0/0x4a0 [ 259.062025][ C1] __run_timers+0xcdc/0x11a0 [ 259.066632][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.072699][ C1] ? skbfree+0x4a0/0x4a0 [ 259.076947][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.082923][ C1] run_timer_softirq+0x2d/0x50 [ 259.087676][ C1] ? timers_dead_cpu+0x9d0/0x9d0 [ 259.092639][ C1] __do_softirq+0x4a1/0x83a [ 259.097160][ C1] ? ksoftirqd_should_run+0x30/0x30 [ 259.102351][ C1] ? takeover_tasklets+0x900/0x900 [ 259.107485][ C1] run_ksoftirqd+0x25/0x40 [ 259.111923][ C1] smpboot_thread_fn+0x4a3/0x990 [ 259.116875][ C1] kthread+0x4b5/0x4f0 [ 259.120939][ C1] ? cpu_report_death+0x190/0x190 [ 259.125984][ C1] ? kthread_blkcg+0xf0/0xf0 [ 259.130567][ C1] ret_from_fork+0x35/0x40 [ 259.135010][ C1] [ 259.137337][ C1] Uninit was stored to memory at: [ 259.142372][ C1] kmsan_internal_chain_origin+0xcc/0x150 [ 259.148082][ C1] __msan_chain_origin+0x6b/0xe0 [ 259.153015][ C1] ___slab_alloc+0x1dbc/0x1fb0 [ 259.157774][ C1] kmem_cache_alloc_node+0x769/0xe70 [ 259.163067][ C1] __alloc_skb+0x215/0xa10 [ 259.167506][ C1] aoecmd_cfg+0x205/0xa80 [ 259.171855][ C1] discover_timer+0x86/0xa0 [ 259.176363][ C1] call_timer_fn+0x232/0x530 [ 259.180947][ C1] __run_timers+0xcdc/0x11a0 [ 259.185530][ C1] run_timer_softirq+0x2d/0x50 [ 259.190314][ C1] __do_softirq+0x4a1/0x83a [ 259.195139][ C1] run_ksoftirqd+0x25/0x40 [ 259.199575][ C1] smpboot_thread_fn+0x4a3/0x990 [ 259.210400][ C1] kthread+0x4b5/0x4f0 [ 259.214507][ C1] ret_from_fork+0x35/0x40 [ 259.218908][ C1] [ 259.221222][ C1] Uninit was created at: [ 259.225460][ C1] kmsan_internal_poison_shadow+0x53/0xa0 [ 259.231176][ C1] kmsan_slab_free+0x8d/0x100 [ 259.235852][ C1] kmem_cache_free_bulk+0x3ad9/0x3f50 [ 259.241217][ C1] napi_consume_skb+0x593/0x5d0 [ 259.246115][ C1] free_old_xmit_skbs+0x1a1/0x450 [ 259.251144][ C1] virtnet_poll_tx+0x24c/0x4c0 [ 259.255916][ C1] net_rx_action+0x74b/0x1950 [ 259.260584][ C1] __do_softirq+0x4a1/0x83a [ 259.265097][ C1] irq_exit+0x230/0x280 [ 259.270110][ C1] do_IRQ+0x20d/0x3a0 [ 259.274086][ C1] ret_from_intr+0x0/0x33 [ 259.278409][ C1] rmqueue_pcplist+0x624c/0x6450 [ 259.283337][ C1] rmqueue+0xa1/0x13a0 [ 259.287396][ C1] get_page_from_freelist+0xf61/0x19c0 [ 259.292848][ C1] __alloc_pages_nodemask+0x9b5/0x5fa0 [ 259.298300][ C1] alloc_pages_vma+0xcaa/0x17a0 [ 259.303144][ C1] handle_mm_fault+0x528f/0x9f00 [ 259.308082][ C1] do_user_addr_fault+0x905/0x1510 [ 259.313230][ C1] __do_page_fault+0x1a2/0x410 [ 259.318593][ C1] do_page_fault+0xbb/0x500 [ 259.323091][ C1] page_fault+0x4e/0x60 [ 259.327227][ C1] ================================================================== [ 259.335275][ C1] Disabling lock debugging due to kernel taint [ 259.341445][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 259.348037][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Tainted: G B 5.3.0-rc3+ #17 [ 259.356869][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.366917][ C1] Call Trace: [ 259.370240][ C1] dump_stack+0x191/0x1f0 [ 259.374591][ C1] panic+0x3c9/0xc1e [ 259.378542][ C1] kmsan_report+0x2ca/0x2d0 [ 259.383058][ C1] __msan_warning+0x75/0xe0 [ 259.387580][ C1] kmem_cache_alloc_node+0x5d0/0xe70 [ 259.392872][ C1] ? __alloc_skb+0x215/0xa10 [ 259.397520][ C1] __alloc_skb+0x215/0xa10 [ 259.401958][ C1] aoecmd_cfg+0x205/0xa80 [ 259.406313][ C1] discover_timer+0x86/0xa0 [ 259.410822][ C1] call_timer_fn+0x232/0x530 [ 259.415443][ C1] ? skbfree+0x4a0/0x4a0 [ 259.419703][ C1] __run_timers+0xcdc/0x11a0 [ 259.424292][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.430374][ C1] ? skbfree+0x4a0/0x4a0 [ 259.434633][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.440618][ C1] run_timer_softirq+0x2d/0x50 [ 259.445386][ C1] ? timers_dead_cpu+0x9d0/0x9d0 [ 259.450325][ C1] __do_softirq+0x4a1/0x83a [ 259.454845][ C1] ? ksoftirqd_should_run+0x30/0x30 [ 259.460119][ C1] ? takeover_tasklets+0x900/0x900 [ 259.465218][ C1] run_ksoftirqd+0x25/0x40 [ 259.469625][ C1] smpboot_thread_fn+0x4a3/0x990 [ 259.474570][ C1] kthread+0x4b5/0x4f0 [ 259.478638][ C1] ? cpu_report_death+0x190/0x190 [ 259.483654][ C1] ? kthread_blkcg+0xf0/0xf0 [ 259.488261][ C1] ret_from_fork+0x35/0x40 [ 259.493960][ C1] Kernel Offset: disabled [ 259.498313][ C1] Rebooting in 86400 seconds..