DUID 00:04:cd:7d:74:7d:04:96:3f:c0:f2:1a:da:5a:49:b1:9f:fb forked to background, child pid 3172 [ 20.993673][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.004741][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. 2022/04/26 00:25:05 fuzzer started 2022/04/26 00:25:06 dialing manager at 10.128.0.169:40067 syzkaller login: [ 34.997628][ T3589] cgroup: Unknown subsys name 'net' [ 35.090204][ T3589] cgroup: Unknown subsys name 'rlimit' 2022/04/26 00:25:06 syscalls: 3654 2022/04/26 00:25:06 code coverage: enabled 2022/04/26 00:25:06 comparison tracing: enabled 2022/04/26 00:25:06 extra coverage: enabled 2022/04/26 00:25:06 delay kcov mmap: enabled 2022/04/26 00:25:06 setuid sandbox: enabled 2022/04/26 00:25:06 namespace sandbox: enabled 2022/04/26 00:25:06 Android sandbox: /sys/fs/selinux/policy does not exist 2022/04/26 00:25:06 fault 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signal 477511/615035 (executing program) 2022/04/26 00:26:06 fetching corpus: 14400, signal 477884/615552 (executing program) 2022/04/26 00:26:06 fetching corpus: 14450, signal 478237/616102 (executing program) 2022/04/26 00:26:07 fetching corpus: 14500, signal 478708/616587 (executing program) 2022/04/26 00:26:07 fetching corpus: 14550, signal 479136/617105 (executing program) [ 132.467458][ T1225] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.473746][ T1225] ieee802154 phy1 wpan1: encryption failed: -22 [ 193.907518][ T1225] ieee802154 phy0 wpan0: encryption failed: -22 [ 193.913787][ T1225] ieee802154 phy1 wpan1: encryption failed: -22 [ 203.356514][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 203.363122][ C1] rcu: 1-....: (10796 ticks this GP) idle=dbf/1/0x4000000000000000 softirq=4713/4715 fqs=4039 [ 203.373529][ C1] (t=10500 jiffies g=3217 q=43 ncpus=2) [ 203.379145][ C1] NMI backtrace for cpu 1 [ 203.383465][ C1] CPU: 1 PID: 3585 Comm: syz-fuzzer Not tainted 5.18.0-rc3-next-20220422-syzkaller #0 [ 203.392988][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.403021][ C1] Call Trace: [ 203.406284][ C1] [ 203.409110][ C1] dump_stack_lvl+0xcd/0x134 [ 203.413692][ C1] nmi_cpu_backtrace.cold+0x47/0x144 [ 203.418965][ C1] ? lapic_can_unplug_cpu+0x80/0x80 [ 203.424147][ C1] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 203.430118][ C1] rcu_dump_cpu_stacks+0x262/0x3f0 [ 203.435214][ C1] rcu_sched_clock_irq.cold+0x144/0x8fc [ 203.440750][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 203.445928][ C1] ? rcutree_dead_cpu+0x30/0x30 [ 203.450761][ C1] ? timekeeping_advance+0x978/0xe30 [ 203.456046][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 203.460894][ C1] ? timekeeping_inject_offset+0x620/0x620 [ 203.466699][ C1] ? tick_sched_do_timer+0x470/0x470 [ 203.471983][ C1] update_process_times+0x16d/0x200 [ 203.477170][ C1] tick_sched_handle+0x9b/0x180 [ 203.482022][ C1] tick_sched_timer+0xee/0x120 [ 203.486777][ C1] __hrtimer_run_queues+0x1c0/0xe50 [ 203.492057][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 203.498044][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 203.504105][ C1] hrtimer_interrupt+0x31c/0x790 [ 203.509094][ C1] __sysvec_apic_timer_interrupt+0x146/0x530 [ 203.515070][ C1] sysvec_apic_timer_interrupt+0x40/0xc0 [ 203.520703][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 203.526673][ C1] RIP: 0010:kvm_wait+0x98/0x100 [ 203.531508][ C1] Code: fa 83 e2 07 38 d0 7f 04 84 c0 75 63 0f b6 07 40 38 c6 74 35 48 83 c4 10 c3 c3 e8 23 91 4b 00 eb 07 0f 00 2d da b1 94 08 fb f4 <48> 83 c4 10 c3 89 74 24 0c 48 89 3c 24 e8 56 8f 4b 00 8b 74 24 0c [ 203.551093][ C1] RSP: 0018:ffffc90000de0360 EFLAGS: 00000246 [ 203.557136][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffffffff1b73199 [ 203.565083][ C1] RDX: 0000000000000000 RSI: ffffffff81807171 RDI: ffffffff8134dffd [ 203.573140][ C1] RBP: ffff88802460c448 R08: 0000000000000000 R09: 0000000000000000 [ 203.581094][ C1] R10: ffffffff81807158 R11: 0000000000000001 R12: 0000000000000000 [ 203.589044][ C1] R13: ffffed10048c1889 R14: 0000000000000001 R15: ffff8880b9d3ae40 [ 203.597013][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 203.602028][ C1] ? trace_hardirqs_on+0x51/0x1c0 [ 203.607052][ C1] ? kvm_wait+0x8d/0x100 [ 203.611278][ C1] __pv_queued_spin_lock_slowpath+0x8c7/0xb50 [ 203.617345][ C1] ? trace_contention_end.constprop.0+0x1b0/0x1b0 [ 203.623738][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 203.629192][ C1] ? lock_acquire+0x480/0x570 [ 203.633857][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 203.640081][ C1] ? debug_locks_off+0x23/0x80 [ 203.644829][ C1] do_raw_spin_lock+0x200/0x2a0 [ 203.649663][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 203.654581][ C1] ? page_to_skb+0x78c/0xc10 [ 203.659158][ C1] __get_task_comm+0x23/0x50 [ 203.663735][ C1] __set_page_owner+0x253/0x380 [ 203.668569][ C1] get_page_from_freelist+0xba2/0x3e00 [ 203.674017][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 203.679548][ C1] ? lock_release+0x560/0x780 [ 203.684213][ C1] ? __zone_watermark_ok+0x450/0x450 [ 203.689478][ C1] ? prepare_alloc_pages+0x17b/0x570 [ 203.694832][ C1] __alloc_pages+0x1b2/0x500 [ 203.699401][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0 [ 203.706145][ C1] ? ip_local_deliver_finish+0x324/0x4c0 [ 203.711773][ C1] ? lock_acquire+0x480/0x570 [ 203.716437][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 203.721883][ C1] ? lock_release+0x560/0x780 [ 203.726572][ C1] ? ___slab_alloc+0x253/0xd90 [ 203.731326][ C1] alloc_pages+0x1aa/0x310 [ 203.735731][ C1] allocate_slab+0x26c/0x3c0 [ 203.740304][ C1] ___slab_alloc+0x985/0xd90 [ 203.744879][ C1] ? __build_skb+0x21/0x60 [ 203.749284][ C1] ? __build_skb+0x21/0x60 [ 203.753687][ C1] __slab_alloc.constprop.0+0x4d/0xa0 [ 203.759044][ C1] ? __build_skb+0x21/0x60 [ 203.763445][ C1] kmem_cache_alloc+0x360/0x3b0 [ 203.768281][ C1] __build_skb+0x21/0x60 [ 203.772509][ C1] build_skb+0x1e/0x280 [ 203.776670][ C1] page_to_skb+0x78c/0xc10 [ 203.781073][ C1] receive_buf+0xdc5/0x54c0 [ 203.785563][ C1] ? virtnet_restore+0x8b0/0x8b0 [ 203.790485][ C1] ? qmi_handle_release+0x101/0x5f0 [ 203.795673][ C1] ? __sanitizer_cov_trace_cmp2+0x22/0x80 [ 203.801378][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 203.807688][ C1] ? detach_buf_split+0x543/0x710 [ 203.812694][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 203.818143][ C1] ? virtqueue_get_buf_ctx_split+0x423/0x5f0 [ 203.824110][ C1] virtnet_poll+0x5cd/0x11a0 [ 203.828687][ C1] ? receive_buf+0x54c0/0x54c0 [ 203.833435][ C1] ? free_old_xmit_skbs+0x18a/0x270 [ 203.838617][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 203.844061][ C1] ? lock_release+0x560/0x780 [ 203.848723][ C1] ? lock_release+0x560/0x780 [ 203.853388][ C1] ? try_to_wake_up+0x5ae/0x1800 [ 203.858305][ C1] __napi_poll+0xb3/0x6e0 [ 203.862624][ C1] net_rx_action+0x8ec/0xc60 [ 203.867206][ C1] ? napi_threaded_poll+0x520/0x520 [ 203.872388][ C1] ? sched_clock_cpu+0x15/0x1f0 [ 203.877231][ C1] __do_softirq+0x29b/0x9c2 [ 203.881726][ C1] __irq_exit_rcu+0x123/0x180 [ 203.886579][ C1] irq_exit_rcu+0x5/0x20 [ 203.890809][ C1] common_interrupt+0xa9/0xc0 [ 203.895477][ C1] [ 203.898393][ C1] [ 203.901308][ C1] asm_common_interrupt+0x1e/0x40 [ 203.906322][ C1] RIP: 0010:__kasan_check_read+0x4/0x10 [ 203.911852][ C1] Code: 0f 0b 48 83 c4 60 5b 5d 41 5c c3 48 05 00 80 00 00 48 89 fb 48 39 c7 0f 82 46 e6 64 07 eb e1 cc cc cc cc cc cc cc 48 8b 0c 24 <89> f6 31 d2 e9 b3 fa ff ff 0f 1f 00 48 8b 0c 24 89 f6 ba 01 00 00 [ 203.931530][ C1] RSP: 0018:ffffc90002eaf238 EFLAGS: 00000246 [ 203.937584][ C1] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff815e2411 [ 203.945536][ C1] RDX: ffff88802460bb00 RSI: 0000000000000008 RDI: ffffffff8db95910 [ 203.953488][ C1] RBP: 1ffff920005d5e4a R08: 0000000000000001 R09: ffff888012387af3 [ 203.961529][ C1] R10: ffffed1002470f5e R11: 0000000000000001 R12: ffff88802460c460 [ 203.969482][ C1] R13: 0000000000000010 R14: ffff888012387ac8 R15: 0000000000000007 [ 203.977438][ C1] ? lock_release+0xa1/0x780 [ 203.982023][ C1] lock_release+0xa1/0x780 [ 203.986429][ C1] ? __get_task_comm+0x3d/0x50 [ 203.991177][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 203.996021][ C1] ? read_word_at_a_time+0xe/0x20 [ 204.001037][ C1] ? strscpy+0xa1/0x2a0 [ 204.005196][ C1] _raw_spin_unlock+0x12/0x40 [ 204.009860][ C1] __get_task_comm+0x3d/0x50 [ 204.014437][ C1] __set_page_owner+0x253/0x380 [ 204.019267][ C1] get_page_from_freelist+0xba2/0x3e00 [ 204.024711][ C1] ? is_bpf_text_address+0x99/0x170 [ 204.029893][ C1] ? kernel_text_address+0x39/0x80 [ 204.034993][ C1] ? arch_stack_walk+0x93/0xe0 [ 204.039749][ C1] ? __zone_watermark_ok+0x450/0x450 [ 204.045015][ C1] ? prepare_alloc_pages+0x17b/0x570 [ 204.050282][ C1] ? stack_trace_save+0x8c/0xc0 [ 204.055118][ C1] __alloc_pages+0x1b2/0x500 [ 204.059685][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0 [ 204.066428][ C1] ? kasan_save_stack+0x1e/0x40 [ 204.071305][ C1] ? kmem_cache_alloc_node+0x255/0x3f0 [ 204.076747][ C1] ? lock_acquire+0x480/0x570 [ 204.081409][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 204.086852][ C1] ? lock_release+0x560/0x780 [ 204.091519][ C1] ? do_syscall_64+0x35/0xb0 [ 204.096107][ C1] ? ___slab_alloc+0x253/0xd90 [ 204.100852][ C1] alloc_pages+0x1aa/0x310 [ 204.105254][ C1] allocate_slab+0x26c/0x3c0 [ 204.109825][ C1] ___slab_alloc+0x985/0xd90 [ 204.114410][ C1] ? __tcp_send_ack.part.0+0x67/0x760 [ 204.119774][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 204.125233][ C1] ? lock_release+0x560/0x780 [ 204.129919][ C1] ? lock_release+0x780/0x780 [ 204.134608][ C1] ? tcp_mstamp_refresh+0x12/0xa0 [ 204.139628][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 204.144474][ C1] ? __tcp_send_ack.part.0+0x67/0x760 [ 204.149835][ C1] __slab_alloc.constprop.0+0x4d/0xa0 [ 204.155203][ C1] __kmalloc_node_track_caller+0x2cb/0x360 [ 204.161004][ C1] ? __tcp_send_ack.part.0+0x67/0x760 [ 204.166366][ C1] __alloc_skb+0xde/0x340 [ 204.170705][ C1] __tcp_send_ack.part.0+0x67/0x760 [ 204.175897][ C1] tcp_send_ack+0x7d/0xa0 [ 204.180215][ C1] tcp_cleanup_rbuf+0x46c/0x5b0 [ 204.185064][ C1] tcp_recvmsg_locked+0x738/0x1fd0 [ 204.190174][ C1] ? rcu_tasks_trace_postgp+0xa37/0xa80 [ 204.195719][ C1] ? tcp_update_recv_tstamps+0x230/0x230 [ 204.201352][ C1] ? __local_bh_enable_ip+0xa0/0x120 [ 204.206624][ C1] tcp_recvmsg+0x127/0x600 [ 204.211028][ C1] ? enqueue_entity+0x442/0x1730 [ 204.215978][ C1] ? tcp_recv_timestamp+0x6e0/0x6e0 [ 204.221173][ C1] ? aa_sk_perm+0x30f/0xaa0 [ 204.225671][ C1] inet_recvmsg+0x115/0x5e0 [ 204.230183][ C1] ? lock_acquire+0x480/0x570 [ 204.234852][ C1] ? inet_sendpage+0x140/0x140 [ 204.239619][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 204.245848][ C1] ? security_socket_recvmsg+0x8f/0xc0 [ 204.251296][ C1] sock_read_iter+0x336/0x470 [ 204.255960][ C1] ? ____sys_recvmsg+0x5f0/0x5f0 [ 204.260890][ C1] ? futex_wake+0x155/0x490 [ 204.265383][ C1] ? aa_path_link+0x2f0/0x2f0 [ 204.270063][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 204.276293][ C1] new_sync_read+0x4f9/0x5f0 [ 204.280875][ C1] ? ksys_lseek+0x1b0/0x1b0 [ 204.285371][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 204.290223][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 204.296452][ C1] ? security_file_permission+0xab/0xd0 [ 204.301989][ C1] vfs_read+0x492/0x5d0 [ 204.306144][ C1] ksys_read+0x1e8/0x250 [ 204.310376][ C1] ? vfs_write+0xac0/0xac0 [ 204.314784][ C1] ? syscall_enter_from_user_mode+0x21/0x70 [ 204.320678][ C1] do_syscall_64+0x35/0xb0 [ 204.325084][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 204.330972][ C1] RIP: 0033:0x49dfbb [ 204.334853][ C1] Code: e8 aa 4b fc ff eb 88 cc cc cc cc cc cc cc cc e8 bb 8f fc ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 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 [ 204.354583][ C1] RSP: 002b:000000c000553930 EFLAGS: 00000206 ORIG_RAX: 0000000000000000 [ 204.363096][ C1] RAX: ffffffffffffffda RBX: 000000c00001e000 RCX: 000000000049dfbb [ 204.371051][ C1] RDX: 0000000000001000 RSI: 000000c00053d000 RDI: 0000000000000006 [ 204.379006][ C1] RBP: 000000c000553980 R08: 0000000000000000 R09: 0000000000000000 [ 204.386959][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 000000c000553870 [ 204.394917][ C1] R13: 0000000000000000 R14: 000000c000263a00 R15: 0000000000000002 [ 204.402925][ C1]