no interfaces have a carrier forked to background, child pid 3171 [ 24.967304][ T3172] 8021q: adding VLAN 0 to HW filter on device bond0 [ 24.977955][ T3172] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.150' (ECDSA) to the list of known hosts. 2022/04/26 01:54:59 fuzzer started 2022/04/26 01:54:59 dialing manager at 10.128.0.169:40067 syzkaller login: [ 39.668827][ T3597] cgroup: Unknown subsys name 'net' [ 39.796502][ T3597] cgroup: Unknown subsys name 'rlimit' 2022/04/26 01:55:00 syscalls: 3654 2022/04/26 01:55:00 code coverage: enabled 2022/04/26 01:55:00 comparison tracing: enabled 2022/04/26 01:55:00 extra coverage: enabled 2022/04/26 01:55:00 delay kcov mmap: enabled 2022/04/26 01:55:00 setuid sandbox: enabled 2022/04/26 01:55:00 namespace sandbox: enabled 2022/04/26 01:55:00 Android sandbox: /sys/fs/selinux/policy does not exist 2022/04/26 01:55:00 fault injection: enabled 2022/04/26 01:55:00 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2022/04/26 01:55:00 net packet injection: enabled 2022/04/26 01:55:00 net device setup: enabled 2022/04/26 01:55:00 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/04/26 01:55:00 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/04/26 01:55:00 USB emulation: enabled 2022/04/26 01:55:00 hci packet injection: enabled 2022/04/26 01:55:00 wifi device emulation: enabled 2022/04/26 01:55:00 802.15.4 emulation: enabled 2022/04/26 01:55:00 fetching corpus: 0, signal 0/2000 (executing program) 2022/04/26 01:55:00 fetching corpus: 50, signal 41764/45495 (executing program) 2022/04/26 01:55:00 fetching corpus: 100, signal 61962/67376 (executing program) 2022/04/26 01:55:00 fetching corpus: 150, signal 75535/82574 (executing program) 2022/04/26 01:55:00 fetching corpus: 200, signal 83448/92146 (executing program) 2022/04/26 01:55:01 fetching corpus: 250, signal 95547/105761 (executing program) 2022/04/26 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2022/04/26 01:55:52 fetching corpus: 13799, signal 485612/627359 (executing program) 2022/04/26 01:55:52 fetching corpus: 13849, signal 486300/628013 (executing program) 2022/04/26 01:55:53 fetching corpus: 13899, signal 486664/628596 (executing program) [ 132.483688][ T1231] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.489959][ T1231] ieee802154 phy1 wpan1: encryption failed: -22 [ 193.923764][ T1231] ieee802154 phy0 wpan0: encryption failed: -22 [ 193.930029][ T1231] ieee802154 phy1 wpan1: encryption failed: -22 [ 200.182726][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 200.189340][ C1] rcu: 1-....: (10797 ticks this GP) idle=52b/1/0x4000000000000000 softirq=5041/5043 fqs=4338 [ 200.199735][ C1] (t=10500 jiffies g=3701 q=184 ncpus=2) [ 200.205431][ C1] NMI backtrace for cpu 1 [ 200.209882][ C1] CPU: 1 PID: 3599 Comm: syz-fuzzer Not tainted 5.18.0-rc3-next-20220422-syzkaller #0 [ 200.219412][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.229456][ C1] Call Trace: [ 200.232723][ C1] [ 200.235558][ C1] dump_stack_lvl+0xcd/0x134 [ 200.240146][ C1] nmi_cpu_backtrace.cold+0x47/0x144 [ 200.245421][ C1] ? lapic_can_unplug_cpu+0x80/0x80 [ 200.250604][ C1] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 200.256577][ C1] rcu_dump_cpu_stacks+0x262/0x3f0 [ 200.261676][ C1] rcu_sched_clock_irq.cold+0x144/0x8fc [ 200.267213][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 200.272393][ C1] ? rcutree_dead_cpu+0x30/0x30 [ 200.277228][ C1] ? timekeeping_advance+0x978/0xe30 [ 200.282500][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 200.287340][ C1] ? timekeeping_inject_offset+0x620/0x620 [ 200.293135][ C1] ? tick_sched_do_timer+0x470/0x470 [ 200.298411][ C1] update_process_times+0x16d/0x200 [ 200.303591][ C1] tick_sched_handle+0x9b/0x180 [ 200.308432][ C1] tick_sched_timer+0xee/0x120 [ 200.313183][ C1] __hrtimer_run_queues+0x1c0/0xe50 [ 200.318368][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 200.324331][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 200.330385][ C1] hrtimer_interrupt+0x31c/0x790 [ 200.335306][ C1] __sysvec_apic_timer_interrupt+0x146/0x530 [ 200.341275][ C1] sysvec_apic_timer_interrupt+0x40/0xc0 [ 200.346904][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 200.352890][ C1] RIP: 0010:kvm_wait+0x98/0x100 [ 200.357723][ 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 [ 200.377308][ C1] RSP: 0018:ffffc90000de0338 EFLAGS: 00000246 [ 200.383353][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffffffff1b73199 [ 200.391309][ C1] RDX: 0000000000000000 RSI: ffffffff81807171 RDI: ffffffff8134dffd [ 200.399259][ C1] RBP: ffff88801c3026c8 R08: 0000000000000000 R09: 0000000000000000 [ 200.407209][ C1] R10: ffffffff81807158 R11: 0000000000000001 R12: 0000000000000000 [ 200.415158][ C1] R13: ffffed10038604d9 R14: 0000000000000001 R15: ffff8880b9d3ae40 [ 200.423112][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 200.428126][ C1] ? trace_hardirqs_on+0x51/0x1c0 [ 200.433135][ C1] ? kvm_wait+0x8d/0x100 [ 200.437359][ C1] ? kvm_wait+0x8d/0x100 [ 200.441582][ C1] __pv_queued_spin_lock_slowpath+0x8c7/0xb50 [ 200.447634][ C1] ? trace_contention_end.constprop.0+0x1b0/0x1b0 [ 200.454030][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 200.459474][ C1] ? lock_acquire+0x480/0x570 [ 200.464139][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 200.470365][ C1] ? debug_locks_off+0x23/0x80 [ 200.475114][ C1] do_raw_spin_lock+0x200/0x2a0 [ 200.479945][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 200.484862][ C1] ? page_to_skb+0x17d/0xc10 [ 200.489456][ C1] __get_task_comm+0x23/0x50 [ 200.494033][ C1] __set_page_owner+0x253/0x380 [ 200.498867][ C1] get_page_from_freelist+0xba2/0x3e00 [ 200.504313][ C1] ? tcp_v4_early_demux+0x9f0/0x9f0 [ 200.509504][ C1] ? __zone_watermark_ok+0x450/0x450 [ 200.514788][ C1] ? prepare_alloc_pages+0x17b/0x570 [ 200.520058][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 200.524907][ C1] ? ip_protocol_deliver_rcu+0xb30/0xb30 [ 200.530535][ C1] __alloc_pages+0x1b2/0x500 [ 200.535107][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0 [ 200.541871][ C1] ? ip_local_deliver+0x195/0x200 [ 200.546885][ C1] ? ip_sublist_rcv_finish+0x9a/0x2c0 [ 200.552246][ C1] alloc_pages+0x1aa/0x310 [ 200.556654][ C1] allocate_slab+0x26c/0x3c0 [ 200.561230][ C1] ___slab_alloc+0x985/0xd90 [ 200.565807][ C1] ? napi_skb_cache_get+0xeb/0x170 [ 200.570908][ C1] ? ip_sublist_rcv+0x990/0x990 [ 200.575744][ C1] ? ip_rcv_core+0x8ab/0xe10 [ 200.580323][ C1] kmem_cache_alloc_bulk+0x21c/0x720 [ 200.585594][ C1] napi_skb_cache_get+0xeb/0x170 [ 200.590520][ C1] __alloc_skb+0x9b/0x340 [ 200.594838][ C1] __napi_alloc_skb+0x70/0x310 [ 200.599592][ C1] page_to_skb+0x17d/0xc10 [ 200.604001][ C1] receive_buf+0xdc5/0x54c0 [ 200.608496][ C1] ? virtnet_restore+0x8b0/0x8b0 [ 200.613418][ C1] ? qmi_handle_release+0x103/0x5f0 [ 200.618608][ C1] ? __sanitizer_cov_trace_cmp2+0x22/0x80 [ 200.624312][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 200.630533][ C1] ? detach_buf_split+0x543/0x710 [ 200.635538][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 200.640984][ C1] ? virtqueue_get_buf_ctx_split+0x423/0x5f0 [ 200.646952][ C1] virtnet_poll+0x5cd/0x11a0 [ 200.651530][ C1] ? receive_buf+0x54c0/0x54c0 [ 200.656277][ C1] ? lock_release+0x780/0x780 [ 200.660963][ C1] ? lock_release+0x560/0x780 [ 200.665637][ C1] ? lock_release+0x780/0x780 [ 200.670306][ C1] ? clockevents_program_event+0x141/0x370 [ 200.676109][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 200.680968][ C1] __napi_poll+0xb3/0x6e0 [ 200.685346][ C1] net_rx_action+0x8ec/0xc60 [ 200.689931][ C1] ? napi_threaded_poll+0x520/0x520 [ 200.695125][ C1] ? sched_clock_cpu+0x15/0x1f0 [ 200.699973][ C1] __do_softirq+0x29b/0x9c2 [ 200.704471][ C1] __irq_exit_rcu+0x123/0x180 [ 200.709137][ C1] irq_exit_rcu+0x5/0x20 [ 200.713361][ C1] common_interrupt+0xa9/0xc0 [ 200.718169][ C1] [ 200.721084][ C1] [ 200.723996][ C1] asm_common_interrupt+0x1e/0x40 [ 200.729017][ C1] RIP: 0010:strscpy_pad+0x0/0x70 [ 200.733939][ C1] Code: fd e9 31 ff ff ff e8 9f 7a 7f fd 44 89 ee 48 c7 c7 60 3e 27 8a e8 a0 e8 b0 fd 49 89 c4 eb 8a 66 66 2e 0f 1f 84 00 00 00 00 00 <41> 54 49 89 f4 55 48 89 fd 53 48 89 d3 e8 6e 7a 7f fd 4c 89 e6 48 [ 200.753533][ C1] RSP: 0018:ffffc90002f2f318 EFLAGS: 00000296 [ 200.759588][ C1] RAX: 0000000000000000 RBX: ffff88801c301d80 RCX: ffffffff815ea180 [ 200.767544][ C1] RDX: 0000000000000010 RSI: ffff88801c3025b0 RDI: ffff8880123af6a8 [ 200.775498][ C1] RBP: ffff88801c3026c8 R08: 0000000000000001 R09: 0000000000000003 [ 200.783448][ C1] R10: fffff520005e5e56 R11: 0000000000000001 R12: ffff8880123af6a8 [ 200.791399][ C1] R13: 0000000000000010 R14: ffff8880123af688 R15: 0000000000000007 [ 200.799355][ C1] ? do_raw_spin_lock+0x120/0x2a0 [ 200.804368][ C1] __get_task_comm+0x35/0x50 [ 200.808944][ C1] __set_page_owner+0x253/0x380 [ 200.813777][ C1] get_page_from_freelist+0xba2/0x3e00 [ 200.819219][ C1] ? kernel_text_address+0x39/0x80 [ 200.824318][ C1] ? unwind_get_return_address+0x51/0x90 [ 200.829941][ C1] ? create_prof_cpu_mask+0x20/0x20 [ 200.835130][ C1] ? __zone_watermark_ok+0x450/0x450 [ 200.840396][ C1] ? prepare_alloc_pages+0x17b/0x570 [ 200.845661][ C1] __alloc_pages+0x1b2/0x500 [ 200.850235][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0 [ 200.856980][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 200.862428][ C1] ? lock_release+0x560/0x780 [ 200.867092][ C1] ? __might_fault+0xd1/0x170 [ 200.871753][ C1] ? lock_acquire+0x480/0x570 [ 200.876419][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 200.881863][ C1] ? lock_release+0x560/0x780 [ 200.886525][ C1] ? ___slab_alloc+0x253/0xd90 [ 200.891273][ C1] alloc_pages+0x1aa/0x310 [ 200.895673][ C1] ? copyout.part.0+0xdf/0x100 [ 200.900424][ C1] allocate_slab+0x26c/0x3c0 [ 200.905002][ C1] ___slab_alloc+0x985/0xd90 [ 200.909581][ C1] ? __alloc_skb+0x215/0x340 [ 200.914158][ C1] ? lock_release+0x560/0x780 [ 200.918822][ C1] ? lock_release+0x780/0x780 [ 200.923486][ C1] ? tcp_mstamp_refresh+0x12/0xa0 [ 200.928491][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 200.933331][ C1] ? debug_check_no_obj_freed+0x20c/0x420 [ 200.939032][ C1] ? __alloc_skb+0x215/0x340 [ 200.943609][ C1] __slab_alloc.constprop.0+0x4d/0xa0 [ 200.948967][ C1] kmem_cache_alloc_node+0x122/0x3f0 [ 200.954238][ C1] ? __alloc_skb+0x215/0x340 [ 200.958814][ C1] __alloc_skb+0x215/0x340 [ 200.963215][ C1] __tcp_send_ack.part.0+0x67/0x760 [ 200.968394][ C1] tcp_send_ack+0x7d/0xa0 [ 200.972710][ C1] tcp_cleanup_rbuf+0x46c/0x5b0 [ 200.977547][ C1] tcp_recvmsg_locked+0x738/0x1fd0 [ 200.982658][ C1] ? rcu_tasks_trace_postgp+0xa37/0xa80 [ 200.988193][ C1] ? tcp_update_recv_tstamps+0x230/0x230 [ 200.993811][ C1] ? __local_bh_enable_ip+0xa0/0x120 [ 200.999088][ C1] tcp_recvmsg+0x127/0x600 [ 201.003487][ C1] ? tcp_recv_timestamp+0x6e0/0x6e0 [ 201.008669][ C1] ? lock_release+0x560/0x780 [ 201.013331][ C1] ? do_epoll_wait+0x10a8/0x1930 [ 201.018252][ C1] ? aa_sk_perm+0x30f/0xaa0 [ 201.022747][ C1] inet_recvmsg+0x115/0x5e0 [ 201.027237][ C1] ? lock_acquire+0x480/0x570 [ 201.031913][ C1] ? inet_sendpage+0x140/0x140 [ 201.036662][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 201.042883][ C1] ? security_socket_recvmsg+0x8f/0xc0 [ 201.048322][ C1] sock_read_iter+0x336/0x470 [ 201.052998][ C1] ? ____sys_recvmsg+0x5f0/0x5f0 [ 201.057922][ C1] ? aa_path_link+0x2f0/0x2f0 [ 201.062580][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 201.068815][ C1] new_sync_read+0x4f9/0x5f0 [ 201.073389][ C1] ? ksys_lseek+0x1b0/0x1b0 [ 201.077875][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 201.082711][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 201.088934][ C1] ? security_file_permission+0xab/0xd0 [ 201.094459][ C1] vfs_read+0x492/0x5d0 [ 201.098596][ C1] ksys_read+0x1e8/0x250 [ 201.102829][ C1] ? vfs_write+0xac0/0xac0 [ 201.107239][ C1] ? syscall_enter_from_user_mode+0x21/0x70 [ 201.113118][ C1] do_syscall_64+0x35/0xb0 [ 201.117534][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 201.123417][ C1] RIP: 0033:0x49dfbb [ 201.127296][ 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 [ 201.146886][ C1] RSP: 002b:000000c000395928 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 201.155280][ C1] RAX: ffffffffffffffda RBX: 000000c000022800 RCX: 000000000049dfbb [ 201.163232][ C1] RDX: 0000000000001000 RSI: 000000c00031c000 RDI: 0000000000000006 [ 201.171182][ C1] RBP: 000000c000395978 R08: 0000000000000001 R09: 00000000018589b0 [ 201.179132][ C1] R10: 00000000000000e9 R11: 0000000000000212 R12: 00000000000000e9 [ 201.187077][ C1] R13: 0000000000000000 R14: 000000c000248ea0 R15: 000000000000000f [ 201.195030][ C1]