Warning: Permanently added '10.128.0.20' (ECDSA) to the list of known hosts. 2019/08/06 05:20:16 fuzzer started 2019/08/06 05:20:23 dialing manager at 10.128.0.26:36487 2019/08/06 05:20:23 syscalls: 2367 2019/08/06 05:20:23 code coverage: enabled 2019/08/06 05:20:23 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2019/08/06 05:20:23 extra coverage: enabled 2019/08/06 05:20:23 setuid sandbox: enabled 2019/08/06 05:20:23 namespace sandbox: enabled 2019/08/06 05:20:23 Android sandbox: /sys/fs/selinux/policy does not exist 2019/08/06 05:20:23 fault injection: enabled 2019/08/06 05:20:23 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/08/06 05:20:23 net packet injection: enabled 2019/08/06 05:20:23 net device setup: enabled syzkaller login: [ 258.983737][ C0] ================================================================== [ 258.991909][ C0] BUG: KMSAN: uninit-value in kmem_cache_alloc_node+0x5d0/0xe70 [ 258.999704][ C0] CPU: 0 PID: 11797 Comm: syz-fuzzer Not tainted 5.3.0-rc3+ #16 [ 259.007379][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.017487][ C0] Call Trace: [ 259.020798][ C0] [ 259.023688][ C0] dump_stack+0x191/0x1f0 [ 259.028100][ C0] kmsan_report+0x162/0x2d0 [ 259.032680][ C0] __msan_warning+0x75/0xe0 [ 259.037229][ C0] kmem_cache_alloc_node+0x5d0/0xe70 [ 259.042556][ C0] ? __alloc_skb+0x215/0xa10 [ 259.047216][ C0] __alloc_skb+0x215/0xa10 [ 259.051793][ C0] aoecmd_cfg+0x205/0xa80 [ 259.056194][ C0] discover_timer+0x86/0xa0 [ 259.060744][ C0] call_timer_fn+0x232/0x530 [ 259.065374][ C0] ? skbfree+0x4a0/0x4a0 [ 259.069680][ C0] __run_timers+0xcdc/0x11a0 [ 259.074324][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.080460][ C0] ? skbfree+0x4a0/0x4a0 [ 259.084779][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.090829][ C0] run_timer_softirq+0x2d/0x50 [ 259.095624][ C0] ? timers_dead_cpu+0x9d0/0x9d0 [ 259.100572][ C0] __do_softirq+0x4a1/0x83a [ 259.105099][ C0] irq_exit+0x230/0x280 [ 259.109312][ C0] exiting_irq+0xe/0x10 [ 259.113468][ C0] smp_apic_timer_interrupt+0x48/0x70 [ 259.118843][ C0] apic_timer_interrupt+0x2e/0x40 [ 259.123883][ C0] [ 259.126847][ C0] RIP: 0010:kmsan_get_shadow_origin_ptr+0x61/0x3a0 [ 259.133345][ C0] Code: 64 b3 26 0e 00 74 0b 65 8b 05 5f d7 fe 7d 85 c0 74 18 49 89 dc 4c 89 e0 48 89 da 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <4c> 89 f7 4c 89 fe 31 d2 e8 12 d6 ff ff 84 c0 0f 84 17 03 00 00 48 [ 259.152969][ C0] RSP: 0018:ffff8880aee8f638 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 259.161388][ C0] RAX: 0000000000000000 RBX: ffffffff902c1000 RCX: ccccccccccccd000 [ 259.169362][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88812238f4e8 [ 259.177356][ C0] RBP: ffff8880aee8f668 R08: ffffea000000000f R09: ffff88812fffb000 [ 259.185334][ C0] R10: 0000000000000004 R11: ffffffff8c6339e0 R12: ffff88810c5d1780 [ 259.193308][ C0] R13: ffff88812238f4e8 R14: ffff88812238f4e8 R15: 0000000000000008 [ 259.201389][ C0] ? local_bh_enable+0x40/0x40 [ 259.206175][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.212172][ C0] __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.220107][ C0] ipv4_dst_check+0xf8/0x1b0 [ 259.224711][ C0] ? local_bh_enable+0x40/0x40 [ 259.229490][ C0] tcp_v4_do_rcv+0x483/0xd70 [ 259.234108][ C0] ? inet_sk_rx_dst_set+0x250/0x250 [ 259.239353][ C0] __release_sock+0x448/0x640 [ 259.244092][ C0] release_sock+0x99/0x2a0 [ 259.248526][ C0] tcp_recvmsg+0x335f/0x4ff0 [ 259.253186][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.260351][ C0] ? tcp_mmap+0x150/0x150 [ 259.264690][ C0] ? tcp_mmap+0x150/0x150 [ 259.269049][ C0] inet_recvmsg+0x237/0x7d0 [ 259.273571][ C0] ? inet_sendpage+0x2c0/0x2c0 [ 259.278343][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.284335][ C0] ? inet_sendpage+0x2c0/0x2c0 [ 259.289122][ C0] ? inet_sendpage+0x2c0/0x2c0 [ 259.293900][ C0] sock_read_iter+0x5be/0x660 [ 259.298605][ C0] ? kernel_sock_ip_overhead+0x340/0x340 [ 259.304324][ C0] __vfs_read+0xa67/0xc90 [ 259.308691][ C0] vfs_read+0x359/0x6f0 [ 259.312890][ C0] ksys_read+0x265/0x430 [ 259.317166][ C0] __se_sys_read+0x92/0xb0 [ 259.321597][ C0] __x64_sys_read+0x4a/0x70 [ 259.326127][ C0] do_syscall_64+0xbc/0xf0 [ 259.330558][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 259.336451][ C0] RIP: 0033:0x47fcb4 [ 259.340344][ C0] 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 [ 259.359948][ C0] RSP: 002b:000000c4203b9710 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 259.368449][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fcb4 [ 259.376436][ C0] RDX: 0000000000001000 RSI: 000000c420354000 RDI: 0000000000000003 [ 259.384419][ C0] RBP: 000000c4203b9760 R08: 0000000000000000 R09: 0000000000000000 [ 259.392398][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 259.400373][ C0] R13: 0000000000000008 R14: 0000000000000004 R15: ffffffffffffffff [ 259.408359][ C0] [ 259.410677][ C0] Uninit was stored to memory at: [ 259.415704][ C0] kmsan_internal_chain_origin+0xcc/0x150 [ 259.421461][ C0] __msan_chain_origin+0x6b/0xe0 [ 259.426425][ C0] ___slab_alloc+0x1dbc/0x1fb0 [ 259.431199][ C0] kmem_cache_alloc_node+0x769/0xe70 [ 259.436484][ C0] __alloc_skb+0x215/0xa10 [ 259.440902][ C0] aoecmd_cfg+0x205/0xa80 [ 259.445227][ C0] discover_timer+0x86/0xa0 [ 259.449734][ C0] call_timer_fn+0x232/0x530 [ 259.454327][ C0] __run_timers+0xcdc/0x11a0 [ 259.458917][ C0] run_timer_softirq+0x2d/0x50 [ 259.463690][ C0] __do_softirq+0x4a1/0x83a [ 259.468193][ C0] irq_exit+0x230/0x280 [ 259.472352][ C0] exiting_irq+0xe/0x10 [ 259.476512][ C0] smp_apic_timer_interrupt+0x48/0x70 [ 259.481895][ C0] apic_timer_interrupt+0x2e/0x40 [ 259.497521][ C0] kmsan_get_shadow_origin_ptr+0x61/0x3a0 [ 259.503246][ C0] __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.509155][ C0] ipv4_dst_check+0xf8/0x1b0 [ 259.513758][ C0] tcp_v4_do_rcv+0x483/0xd70 [ 259.518362][ C0] __release_sock+0x448/0x640 [ 259.523041][ C0] release_sock+0x99/0x2a0 [ 259.527455][ C0] tcp_recvmsg+0x335f/0x4ff0 [ 259.532049][ C0] inet_recvmsg+0x237/0x7d0 [ 259.536547][ C0] sock_read_iter+0x5be/0x660 [ 259.541228][ C0] __vfs_read+0xa67/0xc90 [ 259.545573][ C0] vfs_read+0x359/0x6f0 [ 259.549726][ C0] ksys_read+0x265/0x430 [ 259.553959][ C0] __se_sys_read+0x92/0xb0 [ 259.558359][ C0] __x64_sys_read+0x4a/0x70 [ 259.562850][ C0] do_syscall_64+0xbc/0xf0 [ 259.567260][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 259.573158][ C0] [ 259.575474][ C0] Uninit was created at: [ 259.579711][ C0] kmsan_internal_poison_shadow+0x53/0xa0 [ 259.585553][ C0] kmsan_slab_free+0x8d/0x100 [ 259.590261][ C0] kmem_cache_free_bulk+0x3ad9/0x3f50 [ 259.595633][ C0] __kfree_skb_flush+0xb0/0x100 [ 259.600498][ C0] net_rx_action+0x1908/0x1950 [ 259.605266][ C0] __do_softirq+0x4a1/0x83a [ 259.609769][ C0] irq_exit+0x230/0x280 [ 259.613924][ C0] do_IRQ+0x20d/0x3a0 [ 259.617896][ C0] ret_from_intr+0x0/0x33 [ 259.622221][ C0] kmsan_slab_free+0xac/0x100 [ 259.626898][ C0] kmem_cache_free+0x2d1/0x2b70 [ 259.631749][ C0] __kfree_skb+0x1dd/0x210 [ 259.636170][ C0] tcp_recvmsg+0x27a6/0x4ff0 [ 259.640755][ C0] inet_recvmsg+0x237/0x7d0 [ 259.645263][ C0] sock_read_iter+0x5be/0x660 [ 259.649939][ C0] __vfs_read+0xa67/0xc90 [ 259.654290][ C0] vfs_read+0x359/0x6f0 [ 259.658439][ C0] ksys_read+0x265/0x430 [ 259.662678][ C0] __se_sys_read+0x92/0xb0 [ 259.667084][ C0] __x64_sys_read+0x4a/0x70 [ 259.671578][ C0] do_syscall_64+0xbc/0xf0 [ 259.676072][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 259.681956][ C0] ================================================================== [ 259.690011][ C0] Disabling lock debugging due to kernel taint [ 259.696158][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 259.702765][ C0] CPU: 0 PID: 11797 Comm: syz-fuzzer Tainted: G B 5.3.0-rc3+ #16 [ 259.711785][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.721854][ C0] Call Trace: [ 259.725138][ C0] [ 259.727997][ C0] dump_stack+0x191/0x1f0 [ 259.732332][ C0] panic+0x3c9/0xc1e [ 259.736286][ C0] kmsan_report+0x2ca/0x2d0 [ 259.740797][ C0] __msan_warning+0x75/0xe0 [ 259.745328][ C0] kmem_cache_alloc_node+0x5d0/0xe70 [ 259.750622][ C0] ? __alloc_skb+0x215/0xa10 [ 259.755226][ C0] __alloc_skb+0x215/0xa10 [ 259.759668][ C0] aoecmd_cfg+0x205/0xa80 [ 259.764018][ C0] discover_timer+0x86/0xa0 [ 259.768522][ C0] call_timer_fn+0x232/0x530 [ 259.773119][ C0] ? skbfree+0x4a0/0x4a0 [ 259.777371][ C0] __run_timers+0xcdc/0x11a0 [ 259.781970][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.788045][ C0] ? skbfree+0x4a0/0x4a0 [ 259.792307][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.798292][ C0] run_timer_softirq+0x2d/0x50 [ 259.803063][ C0] ? timers_dead_cpu+0x9d0/0x9d0 [ 259.808014][ C0] __do_softirq+0x4a1/0x83a [ 259.812541][ C0] irq_exit+0x230/0x280 [ 259.816710][ C0] exiting_irq+0xe/0x10 [ 259.820897][ C0] smp_apic_timer_interrupt+0x48/0x70 [ 259.826283][ C0] apic_timer_interrupt+0x2e/0x40 [ 259.831299][ C0] [ 259.834239][ C0] RIP: 0010:kmsan_get_shadow_origin_ptr+0x61/0x3a0 [ 259.840929][ C0] Code: 64 b3 26 0e 00 74 0b 65 8b 05 5f d7 fe 7d 85 c0 74 18 49 89 dc 4c 89 e0 48 89 da 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <4c> 89 f7 4c 89 fe 31 d2 e8 12 d6 ff ff 84 c0 0f 84 17 03 00 00 48 [ 259.860548][ C0] RSP: 0018:ffff8880aee8f638 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 259.868985][ C0] RAX: 0000000000000000 RBX: ffffffff902c1000 RCX: ccccccccccccd000 [ 259.876954][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88812238f4e8 [ 259.884923][ C0] RBP: ffff8880aee8f668 R08: ffffea000000000f R09: ffff88812fffb000 [ 259.892897][ C0] R10: 0000000000000004 R11: ffffffff8c6339e0 R12: ffff88810c5d1780 [ 259.900884][ C0] R13: ffff88812238f4e8 R14: ffff88812238f4e8 R15: 0000000000000008 [ 259.908875][ C0] ? local_bh_enable+0x40/0x40 [ 259.913656][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.919650][ C0] __msan_metadata_ptr_for_load_8+0x10/0x20 [ 259.925561][ C0] ipv4_dst_check+0xf8/0x1b0 [ 259.930154][ C0] ? local_bh_enable+0x40/0x40 [ 259.934921][ C0] tcp_v4_do_rcv+0x483/0xd70 [ 259.939521][ C0] ? inet_sk_rx_dst_set+0x250/0x250 [ 259.944715][ C0] __release_sock+0x448/0x640 [ 259.949418][ C0] release_sock+0x99/0x2a0 [ 259.953845][ C0] tcp_recvmsg+0x335f/0x4ff0 [ 259.958509][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.964514][ C0] ? tcp_mmap+0x150/0x150 [ 259.968838][ C0] ? tcp_mmap+0x150/0x150 [ 259.973210][ C0] inet_recvmsg+0x237/0x7d0 [ 259.977723][ C0] ? inet_sendpage+0x2c0/0x2c0 [ 259.982490][ C0] ? kmsan_get_shadow_origin_ptr+0x28c/0x3a0 [ 259.988476][ C0] ? inet_sendpage+0x2c0/0x2c0 [ 259.993292][ C0] ? inet_sendpage+0x2c0/0x2c0 [ 259.998326][ C0] sock_read_iter+0x5be/0x660 [ 260.003026][ C0] ? kernel_sock_ip_overhead+0x340/0x340 [ 260.008677][ C0] __vfs_read+0xa67/0xc90 [ 260.013042][ C0] vfs_read+0x359/0x6f0 [ 260.017213][ C0] ksys_read+0x265/0x430 [ 260.021499][ C0] __se_sys_read+0x92/0xb0 [ 260.025949][ C0] __x64_sys_read+0x4a/0x70 [ 260.030453][ C0] do_syscall_64+0xbc/0xf0 [ 260.034882][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 260.040791][ C0] RIP: 0033:0x47fcb4 [ 260.044675][ C0] 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 [ 260.064359][ C0] RSP: 002b:000000c4203b9710 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 260.072768][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fcb4 [ 260.080735][ C0] RDX: 0000000000001000 RSI: 000000c420354000 RDI: 0000000000000003 [ 260.088699][ C0] RBP: 000000c4203b9760 R08: 0000000000000000 R09: 0000000000000000 [ 260.096661][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 260.104626][ C0] R13: 0000000000000008 R14: 0000000000000004 R15: ffffffffffffffff [ 260.113922][ C0] Kernel Offset: disabled [ 260.118276][ C0] Rebooting in 86400 seconds..