Warning: Permanently added '10.128.0.130' (ECDSA) to the list of known hosts. 2019/08/07 07:32:14 fuzzer started 2019/08/07 07:32:21 dialing manager at 10.128.0.26:37019 2019/08/07 07:32:21 syscalls: 2369 2019/08/07 07:32:21 code coverage: enabled 2019/08/07 07:32:21 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2019/08/07 07:32:21 extra coverage: enabled 2019/08/07 07:32:21 setuid sandbox: enabled 2019/08/07 07:32:21 namespace sandbox: enabled 2019/08/07 07:32:21 Android sandbox: /sys/fs/selinux/policy does not exist 2019/08/07 07:32:21 fault injection: enabled 2019/08/07 07:32:21 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/08/07 07:32:21 net packet injection: enabled 2019/08/07 07:32:21 net device setup: enabled syzkaller login: [ 320.424304][ C1] ================================================================== [ 320.432883][ C1] BUG: KMSAN: uninit-value in kmem_cache_alloc_node+0x5d0/0xe70 [ 320.440753][ C1] CPU: 1 PID: 11785 Comm: syz-fuzzer Not tainted 5.3.0-rc3+ #16 [ 320.448399][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.458592][ C1] Call Trace: [ 320.461935][ C1] [ 320.464891][ C1] dump_stack+0x191/0x1f0 [ 320.469274][ C1] kmsan_report+0x162/0x2d0 [ 320.473804][ C1] __msan_warning+0x75/0xe0 [ 320.478348][ C1] kmem_cache_alloc_node+0x5d0/0xe70 [ 320.483730][ C1] ? __alloc_skb+0x215/0xa10 [ 320.488378][ C1] __alloc_skb+0x215/0xa10 [ 320.492872][ C1] aoecmd_cfg+0x205/0xa80 [ 320.497253][ C1] discover_timer+0x86/0xa0 [ 320.501801][ C1] call_timer_fn+0x232/0x530 [ 320.506734][ C1] ? skbfree+0x4a0/0x4a0 [ 320.511002][ C1] __run_timers+0xcdc/0x11a0 [ 320.515603][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 320.521684][ C1] ? skbfree+0x4a0/0x4a0 [ 320.525940][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 320.531926][ C1] run_timer_softirq+0x2d/0x50 [ 320.536690][ C1] ? timers_dead_cpu+0x9d0/0x9d0 [ 320.541749][ C1] __do_softirq+0x4a1/0x83a [ 320.546958][ C1] irq_exit+0x230/0x280 [ 320.551768][ C1] exiting_irq+0xe/0x10 [ 320.555925][ C1] smp_apic_timer_interrupt+0x48/0x70 [ 320.561299][ C1] apic_timer_interrupt+0x2e/0x40 [ 320.566311][ C1] [ 320.569360][ C1] RIP: 0010:kmsan_slab_alloc+0xd5/0x120 [ 320.575026][ C1] Code: 0a ba 01 00 00 00 e8 da ce ff ff 65 ff 0d 27 bf fe 7d 65 8b 05 20 bf fe 7d 85 c0 75 30 e8 43 fc 37 ff 4c 89 65 c8 ff 75 c8 9d <65> 48 8b 04 25 28 00 00 00 48 3b 45 d8 75 0d 48 83 c4 18 5b 41 5c [ 320.594625][ C1] RSP: 0018:ffff8880b9fdf4d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 320.603105][ C1] RAX: 0000000000000000 RBX: ffff88810b239400 RCX: 0000000000000101 [ 320.611071][ C1] RDX: 0000000000000100 RSI: ffffd0ffffffffff RDI: ffff88810b239800 [ 320.619060][ C1] RBP: ffff8880b9fdf510 R08: ffffea000000000f R09: ffff88812fffb000 [ 320.627026][ C1] R10: 0000000000000011 R11: ffffffff8182bd40 R12: 0000000000000246 [ 320.636183][ C1] R13: ffffffffffffff00 R14: 0000000000082a20 R15: ffff88812f806c40 [ 320.644310][ C1] ? stack_trace_save+0x1b0/0x1b0 [ 320.649469][ C1] __kmalloc_node_track_caller+0xb55/0x1320 [ 320.655587][ C1] ? __tcp_send_ack+0xfb/0x840 [ 320.660382][ C1] ? __tcp_send_ack+0xfb/0x840 [ 320.665183][ C1] __alloc_skb+0x306/0xa10 [ 320.669631][ C1] ? __tcp_send_ack+0xfb/0x840 [ 320.674432][ C1] __tcp_send_ack+0xfb/0x840 [ 320.679310][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 320.691245][ C1] tcp_send_ack+0x68/0x90 [ 320.695684][ C1] tcp_cleanup_rbuf+0x764/0x800 [ 320.700663][ C1] tcp_recvmsg+0x334d/0x4ff0 [ 320.705310][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 320.711304][ C1] ? tcp_mmap+0x150/0x150 [ 320.715637][ C1] ? tcp_mmap+0x150/0x150 [ 320.720020][ C1] inet_recvmsg+0x237/0x7d0 [ 320.724540][ C1] ? inet_sendpage+0x2c0/0x2c0 [ 320.729303][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 320.735284][ C1] ? inet_sendpage+0x2c0/0x2c0 [ 320.740049][ C1] ? inet_sendpage+0x2c0/0x2c0 [ 320.744898][ C1] sock_read_iter+0x5be/0x660 [ 320.749594][ C1] ? kernel_sock_ip_overhead+0x340/0x340 [ 320.755261][ C1] __vfs_read+0xa67/0xc90 [ 320.759776][ C1] vfs_read+0x359/0x6f0 [ 320.763948][ C1] ksys_read+0x265/0x430 [ 320.768440][ C1] __se_sys_read+0x92/0xb0 [ 320.773074][ C1] __x64_sys_read+0x4a/0x70 [ 320.777604][ C1] do_syscall_64+0xbc/0xf0 [ 320.782160][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 320.788545][ C1] RIP: 0033:0x47fcb4 [ 320.792440][ C1] Code: ff ff cc cc cc cc e8 2b 41 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 45 31 d2 45 31 c0 45 31 c9 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 320.812053][ C1] RSP: 002b:000000c4202ae710 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 320.822388][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fcb4 [ 320.830364][ C1] RDX: 0000000000001000 RSI: 000000c420184000 RDI: 0000000000000003 [ 320.838352][ C1] RBP: 000000c4202ae760 R08: 0000000000000000 R09: 0000000000000000 [ 320.846340][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 320.854328][ C1] R13: 0000000000000008 R14: 0000000000000002 R15: ffffffffffffffff [ 320.862316][ C1] [ 320.864639][ C1] Uninit was stored to memory at: [ 320.869746][ C1] kmsan_internal_chain_origin+0xcc/0x150 [ 320.875510][ C1] __msan_chain_origin+0x6b/0xe0 [ 320.880586][ C1] ___slab_alloc+0x1dbc/0x1fb0 [ 320.885357][ C1] kmem_cache_alloc_node+0x769/0xe70 [ 320.890664][ C1] __alloc_skb+0x215/0xa10 [ 320.895088][ C1] aoecmd_cfg+0x205/0xa80 [ 320.899438][ C1] discover_timer+0x86/0xa0 [ 320.903986][ C1] call_timer_fn+0x232/0x530 [ 320.908606][ C1] __run_timers+0xcdc/0x11a0 [ 320.913194][ C1] run_timer_softirq+0x2d/0x50 [ 320.917962][ C1] __do_softirq+0x4a1/0x83a [ 320.922477][ C1] irq_exit+0x230/0x280 [ 320.926644][ C1] exiting_irq+0xe/0x10 [ 320.930856][ C1] smp_apic_timer_interrupt+0x48/0x70 [ 320.936345][ C1] apic_timer_interrupt+0x2e/0x40 [ 320.941543][ C1] kmsan_slab_alloc+0xd5/0x120 [ 320.946316][ C1] __kmalloc_node_track_caller+0xb55/0x1320 [ 320.952224][ C1] __alloc_skb+0x306/0xa10 [ 320.956668][ C1] __tcp_send_ack+0xfb/0x840 [ 320.961264][ C1] tcp_send_ack+0x68/0x90 [ 320.965608][ C1] tcp_cleanup_rbuf+0x764/0x800 [ 320.970531][ C1] tcp_recvmsg+0x334d/0x4ff0 [ 320.976119][ C1] inet_recvmsg+0x237/0x7d0 [ 320.982556][ C1] sock_read_iter+0x5be/0x660 [ 320.987342][ C1] __vfs_read+0xa67/0xc90 [ 320.991862][ C1] vfs_read+0x359/0x6f0 [ 320.996322][ C1] ksys_read+0x265/0x430 [ 321.000826][ C1] __se_sys_read+0x92/0xb0 [ 321.005432][ C1] __x64_sys_read+0x4a/0x70 [ 321.010078][ C1] do_syscall_64+0xbc/0xf0 [ 321.014582][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 321.020482][ C1] [ 321.022817][ C1] Uninit was created at: [ 321.027092][ C1] kmsan_internal_poison_shadow+0x53/0xa0 [ 321.039617][ C1] kmsan_slab_free+0x8d/0x100 [ 321.044305][ C1] kmem_cache_free_bulk+0x3ad9/0x3f50 [ 321.049693][ C1] __kfree_skb_flush+0xb0/0x100 [ 321.054578][ C1] net_rx_action+0x1908/0x1950 [ 321.059352][ C1] __do_softirq+0x4a1/0x83a [ 321.063912][ C1] irq_exit+0x230/0x280 [ 321.068077][ C1] do_IRQ+0x20d/0x3a0 [ 321.072104][ C1] ret_from_intr+0x0/0x33 [ 321.076438][ C1] metadata_is_contiguous+0x1/0x9f0 [ 321.085294][ C1] __msan_metadata_ptr_for_load_2+0x10/0x20 [ 321.091265][ C1] __ip_queue_xmit+0x1782/0x21f0 [ 321.096220][ C1] ip_queue_xmit+0xcc/0xf0 [ 321.100643][ C1] __tcp_transmit_skb+0x409e/0x5c60 [ 321.105848][ C1] __tcp_send_ack+0x701/0x840 [ 321.110545][ C1] tcp_send_ack+0x68/0x90 [ 321.114875][ C1] tcp_cleanup_rbuf+0x764/0x800 [ 321.126930][ C1] tcp_recvmsg+0x334d/0x4ff0 [ 321.131551][ C1] inet_recvmsg+0x237/0x7d0 [ 321.136074][ C1] sock_read_iter+0x5be/0x660 [ 321.140787][ C1] __vfs_read+0xa67/0xc90 [ 321.145119][ C1] vfs_read+0x359/0x6f0 [ 321.149291][ C1] ksys_read+0x265/0x430 [ 321.153558][ C1] __se_sys_read+0x92/0xb0 [ 321.157981][ C1] __x64_sys_read+0x4a/0x70 [ 321.162514][ C1] do_syscall_64+0xbc/0xf0 [ 321.167359][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 321.173252][ C1] ================================================================== [ 321.181310][ C1] Disabling lock debugging due to kernel taint [ 321.187543][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 321.194146][ C1] CPU: 1 PID: 11785 Comm: syz-fuzzer Tainted: G B 5.3.0-rc3+ #16 [ 321.203158][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.213211][ C1] Call Trace: [ 321.216505][ C1] [ 321.219373][ C1] dump_stack+0x191/0x1f0 [ 321.223758][ C1] panic+0x3c9/0xc1e [ 321.227699][ C1] kmsan_report+0x2ca/0x2d0 [ 321.232292][ C1] __msan_warning+0x75/0xe0 [ 321.236814][ C1] kmem_cache_alloc_node+0x5d0/0xe70 [ 321.242141][ C1] ? __alloc_skb+0x215/0xa10 [ 321.246778][ C1] __alloc_skb+0x215/0xa10 [ 321.251238][ C1] aoecmd_cfg+0x205/0xa80 [ 321.255606][ C1] discover_timer+0x86/0xa0 [ 321.260218][ C1] call_timer_fn+0x232/0x530 [ 321.265525][ C1] ? skbfree+0x4a0/0x4a0 [ 321.269876][ C1] __run_timers+0xcdc/0x11a0 [ 321.274506][ C1] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 321.280602][ C1] ? skbfree+0x4a0/0x4a0 [ 321.294553][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 321.300543][ C1] run_timer_softirq+0x2d/0x50 [ 321.306070][ C1] ? timers_dead_cpu+0x9d0/0x9d0 [ 321.311471][ C1] __do_softirq+0x4a1/0x83a [ 321.316002][ C1] irq_exit+0x230/0x280 [ 321.320311][ C1] exiting_irq+0xe/0x10 [ 321.333541][ C1] smp_apic_timer_interrupt+0x48/0x70 [ 321.338925][ C1] apic_timer_interrupt+0x2e/0x40 [ 321.343962][ C1] [ 321.346926][ C1] RIP: 0010:kmsan_slab_alloc+0xd5/0x120 [ 321.352486][ C1] Code: 0a ba 01 00 00 00 e8 da ce ff ff 65 ff 0d 27 bf fe 7d 65 8b 05 20 bf fe 7d 85 c0 75 30 e8 43 fc 37 ff 4c 89 65 c8 ff 75 c8 9d <65> 48 8b 04 25 28 00 00 00 48 3b 45 d8 75 0d 48 83 c4 18 5b 41 5c [ 321.372086][ C1] RSP: 0018:ffff8880b9fdf4d8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 321.380761][ C1] RAX: 0000000000000000 RBX: ffff88810b239400 RCX: 0000000000000101 [ 321.388764][ C1] RDX: 0000000000000100 RSI: ffffd0ffffffffff RDI: ffff88810b239800 [ 321.396737][ C1] RBP: ffff8880b9fdf510 R08: ffffea000000000f R09: ffff88812fffb000 [ 321.405080][ C1] R10: 0000000000000011 R11: ffffffff8182bd40 R12: 0000000000000246 [ 321.413053][ C1] R13: ffffffffffffff00 R14: 0000000000082a20 R15: ffff88812f806c40 [ 321.421045][ C1] ? stack_trace_save+0x1b0/0x1b0 [ 321.426104][ C1] __kmalloc_node_track_caller+0xb55/0x1320 [ 321.432473][ C1] ? __tcp_send_ack+0xfb/0x840 [ 321.438501][ C1] ? __tcp_send_ack+0xfb/0x840 [ 321.443339][ C1] __alloc_skb+0x306/0xa10 [ 321.447783][ C1] ? __tcp_send_ack+0xfb/0x840 [ 321.453467][ C1] __tcp_send_ack+0xfb/0x840 [ 321.458072][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 321.464314][ C1] tcp_send_ack+0x68/0x90 [ 321.468809][ C1] tcp_cleanup_rbuf+0x764/0x800 [ 321.474285][ C1] tcp_recvmsg+0x334d/0x4ff0 [ 321.478948][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 321.485150][ C1] ? tcp_mmap+0x150/0x150 [ 321.489499][ C1] ? tcp_mmap+0x150/0x150 [ 321.493925][ C1] inet_recvmsg+0x237/0x7d0 [ 321.498460][ C1] ? inet_sendpage+0x2c0/0x2c0 [ 321.503233][ C1] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 321.510199][ C1] ? inet_sendpage+0x2c0/0x2c0 [ 321.515052][ C1] ? inet_sendpage+0x2c0/0x2c0 [ 321.519821][ C1] sock_read_iter+0x5be/0x660 [ 321.524530][ C1] ? kernel_sock_ip_overhead+0x340/0x340 [ 321.530164][ C1] __vfs_read+0xa67/0xc90 [ 321.534522][ C1] vfs_read+0x359/0x6f0 [ 321.538691][ C1] ksys_read+0x265/0x430 [ 321.542953][ C1] __se_sys_read+0x92/0xb0 [ 321.547391][ C1] __x64_sys_read+0x4a/0x70 [ 321.551915][ C1] do_syscall_64+0xbc/0xf0 [ 321.556330][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 321.562296][ C1] RIP: 0033:0x47fcb4 [ 321.566499][ C1] Code: ff ff cc cc cc cc e8 2b 41 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 45 31 d2 45 31 c0 45 31 c9 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 321.586285][ C1] RSP: 002b:000000c4202ae710 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 321.594714][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fcb4 [ 321.602686][ C1] RDX: 0000000000001000 RSI: 000000c420184000 RDI: 0000000000000003 [ 321.610668][ C1] RBP: 000000c4202ae760 R08: 0000000000000000 R09: 0000000000000000 [ 321.618660][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 321.626653][ C1] R13: 0000000000000008 R14: 0000000000000002 R15: ffffffffffffffff [ 321.636232][ C1] Kernel Offset: disabled [ 321.640612][ C1] Rebooting in 86400 seconds..