forked to background, child pid 3172 no interfa[ 20.761880][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 ces have a carrier [ 20.776096][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.24' (ECDSA) to the list of known hosts. 2022/04/26 00:33:13 fuzzer started 2022/04/26 00:33:14 dialing manager at 10.128.0.169:40067 syzkaller login: [ 36.181235][ T3590] cgroup: Unknown subsys name 'net' [ 36.282172][ T3590] cgroup: Unknown subsys name 'rlimit' 2022/04/26 00:33:14 syscalls: 3654 2022/04/26 00:33:14 code coverage: enabled 2022/04/26 00:33:14 comparison tracing: enabled 2022/04/26 00:33:14 extra coverage: enabled 2022/04/26 00:33:14 delay kcov mmap: enabled 2022/04/26 00:33:14 setuid sandbox: enabled 2022/04/26 00:33:14 namespace sandbox: enabled 2022/04/26 00:33:14 Android sandbox: /sys/fs/selinux/policy does not exist 2022/04/26 00:33:14 fault injection: enabled 2022/04/26 00:33:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2022/04/26 00:33:14 net packet injection: enabled 2022/04/26 00:33:14 net device setup: enabled 2022/04/26 00:33:14 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/04/26 00:33:14 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/04/26 00:33:14 USB emulation: enabled 2022/04/26 00:33:14 hci packet injection: enabled 2022/04/26 00:33:14 wifi device emulation: enabled 2022/04/26 00:33:14 802.15.4 emulation: enabled 2022/04/26 00:33:14 fetching corpus: 0, signal 0/2000 (executing program) 2022/04/26 00:33:14 fetching corpus: 50, signal 36166/39918 (executing program) 2022/04/26 00:33:14 fetching corpus: 100, signal 58101/63530 (executing program) 2022/04/26 00:33:14 fetching corpus: 150, signal 72056/79108 (executing program) 2022/04/26 00:33:14 fetching corpus: 200, signal 88645/97222 (executing program) 2022/04/26 00:33:15 fetching corpus: 250, signal 100586/110636 (executing program) 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encryption failed: -22 [ 213.027299][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 213.033916][ C1] rcu: 1-....: (10796 ticks this GP) idle=8d5/1/0x4000000000000000 softirq=5021/5023 fqs=3992 [ 213.044323][ C1] (t=10500 jiffies g=3165 q=71 ncpus=2) [ 213.049952][ C1] NMI backtrace for cpu 1 [ 213.054255][ C1] CPU: 1 PID: 3604 Comm: syz-fuzzer Not tainted 5.18.0-rc3-next-20220422-syzkaller #0 [ 213.063775][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.073811][ C1] Call Trace: [ 213.077085][ C1] [ 213.079912][ C1] dump_stack_lvl+0xcd/0x134 [ 213.084497][ C1] nmi_cpu_backtrace.cold+0x47/0x144 [ 213.089769][ C1] ? lapic_can_unplug_cpu+0x80/0x80 [ 213.094969][ C1] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 213.100965][ C1] rcu_dump_cpu_stacks+0x262/0x3f0 [ 213.106062][ C1] rcu_sched_clock_irq.cold+0x144/0x8fc [ 213.111596][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 213.116783][ C1] ? rcutree_dead_cpu+0x30/0x30 [ 213.121625][ C1] ? timekeeping_advance+0x978/0xe30 [ 213.126894][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 213.132078][ C1] ? timekeeping_inject_offset+0x620/0x620 [ 213.137871][ C1] ? tick_sched_do_timer+0x470/0x470 [ 213.143141][ C1] update_process_times+0x16d/0x200 [ 213.148320][ C1] tick_sched_handle+0x9b/0x180 [ 213.153159][ C1] tick_sched_timer+0xee/0x120 [ 213.157915][ C1] __hrtimer_run_queues+0x1c0/0xe50 [ 213.163094][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 213.169055][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 213.175209][ C1] hrtimer_interrupt+0x31c/0x790 [ 213.180144][ C1] __sysvec_apic_timer_interrupt+0x146/0x530 [ 213.186124][ C1] sysvec_apic_timer_interrupt+0x40/0xc0 [ 213.191855][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 213.197864][ C1] RIP: 0010:kvm_wait+0x98/0x100 [ 213.202722][ 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 [ 213.222534][ C1] RSP: 0018:ffffc90000de0330 EFLAGS: 00000246 [ 213.228598][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffffffff1b73199 [ 213.236646][ C1] RDX: 0000000000000000 RSI: ffffffff81807171 RDI: ffffffff8134dffd [ 213.244618][ C1] RBP: ffff8880247126c8 R08: 0000000000000000 R09: 0000000000000000 [ 213.252593][ C1] R10: ffffffff81807158 R11: 0000000000000001 R12: 0000000000000000 [ 213.260557][ C1] R13: ffffed10048e24d9 R14: 0000000000000001 R15: ffff8880b9d3ae40 [ 213.268540][ C1] ? trace_hardirqs_on+0x38/0x1c0 [ 213.273582][ C1] ? trace_hardirqs_on+0x51/0x1c0 [ 213.278602][ C1] ? kvm_wait+0x8d/0x100 [ 213.282851][ C1] __pv_queued_spin_lock_slowpath+0x8c7/0xb50 [ 213.288916][ C1] ? trace_contention_end.constprop.0+0x1b0/0x1b0 [ 213.295332][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 213.300872][ C1] ? lock_acquire+0x480/0x570 [ 213.305555][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 213.311797][ C1] ? debug_locks_off+0x23/0x80 [ 213.316554][ C1] do_raw_spin_lock+0x200/0x2a0 [ 213.321403][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 213.326354][ C1] ? page_to_skb+0x17d/0xc10 [ 213.330952][ C1] __get_task_comm+0x23/0x50 [ 213.335531][ C1] __set_page_owner+0x253/0x380 [ 213.340375][ C1] get_page_from_freelist+0xba2/0x3e00 [ 213.345842][ C1] ? tcp_v4_early_demux+0x9f0/0x9f0 [ 213.351035][ C1] ? __zone_watermark_ok+0x450/0x450 [ 213.356307][ C1] ? prepare_alloc_pages+0x17b/0x570 [ 213.361573][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 213.366417][ C1] ? ip_protocol_deliver_rcu+0xb30/0xb30 [ 213.372036][ C1] __alloc_pages+0x1b2/0x500 [ 213.376606][ C1] ? ip_protocol_deliver_rcu+0x71e/0xb30 [ 213.382224][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0 [ 213.388977][ C1] ? ip_local_deliver_finish+0x324/0x4c0 [ 213.394639][ C1] ? lock_acquire+0x480/0x570 [ 213.399338][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 213.404812][ C1] ? lock_release+0x560/0x780 [ 213.409487][ C1] ? ___slab_alloc+0x253/0xd90 [ 213.414269][ C1] alloc_pages+0x1aa/0x310 [ 213.418690][ C1] ? ip_sublist_rcv+0x538/0x990 [ 213.423551][ C1] allocate_slab+0x26c/0x3c0 [ 213.428151][ C1] ___slab_alloc+0x985/0xd90 [ 213.432770][ C1] ? __napi_alloc_skb+0x70/0x310 [ 213.437721][ C1] ? ip_sublist_rcv+0x990/0x990 [ 213.442567][ C1] ? ip_rcv_core+0x8ab/0xe10 [ 213.447223][ C1] ? __napi_alloc_skb+0x70/0x310 [ 213.452186][ C1] __slab_alloc.constprop.0+0x4d/0xa0 [ 213.457592][ C1] __kmalloc_node_track_caller+0x2cb/0x360 [ 213.463398][ C1] ? __napi_alloc_skb+0x70/0x310 [ 213.468472][ C1] __alloc_skb+0xde/0x340 [ 213.472808][ C1] __napi_alloc_skb+0x70/0x310 [ 213.477672][ C1] page_to_skb+0x17d/0xc10 [ 213.482111][ C1] receive_buf+0xdc5/0x54c0 [ 213.486606][ C1] ? virtnet_restore+0x8b0/0x8b0 [ 213.491528][ C1] ? qmi_handle_release+0x101/0x5f0 [ 213.496736][ C1] ? __sanitizer_cov_trace_cmp2+0x22/0x80 [ 213.502438][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 213.508658][ C1] ? detach_buf_split+0x543/0x710 [ 213.513662][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 213.519106][ C1] ? virtqueue_get_buf_ctx_split+0x423/0x5f0 [ 213.525076][ C1] virtnet_poll+0x5cd/0x11a0 [ 213.530118][ C1] ? receive_buf+0x54c0/0x54c0 [ 213.534884][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 213.540807][ C1] ? lock_release+0x560/0x780 [ 213.545610][ C1] ? lock_release+0x560/0x780 [ 213.550289][ C1] ? try_to_wake_up+0x5ae/0x1800 [ 213.555325][ C1] __napi_poll+0xb3/0x6e0 [ 213.559651][ C1] net_rx_action+0x8ec/0xc60 [ 213.564256][ C1] ? napi_threaded_poll+0x520/0x520 [ 213.569441][ C1] ? sched_clock_cpu+0x15/0x1f0 [ 213.574287][ C1] __do_softirq+0x29b/0x9c2 [ 213.578807][ C1] __irq_exit_rcu+0x123/0x180 [ 213.583465][ C1] irq_exit_rcu+0x5/0x20 [ 213.587686][ C1] common_interrupt+0xa9/0xc0 [ 213.592401][ C1] [ 213.595455][ C1] [ 213.598430][ C1] asm_common_interrupt+0x1e/0x40 [ 213.603997][ C1] RIP: 0010:kasan_check_range+0x134/0x180 [ 213.609731][ C1] Code: 85 d2 75 0b 48 89 da 48 29 c2 e9 55 ff ff ff 49 39 d2 75 17 49 0f be 02 41 83 e1 07 49 39 c1 7d 0a 5b b8 01 00 00 00 5d 41 5c 44 89 c2 e8 c3 ef ff ff 5b 83 f0 01 5d 41 5c c3 b8 01 00 00 00 [ 213.629609][ C1] RSP: 0018:ffffc90002e9f298 EFLAGS: 00000246 [ 213.635829][ C1] RAX: 0000000000000001 RBX: ffff8880247125b0 RCX: ffffffff841f6e0e [ 213.643957][ C1] RDX: ffffed10048e24b7 RSI: 0000000000000001 RDI: ffff8880247125b0 [ 213.652091][ C1] RBP: 8080808080808080 R08: 0000000000000000 R09: ffff8880247125b0 [ 213.660622][ C1] R10: ffffed10048e24b6 R11: 0000000000000001 R12: 0000000000000010 [ 213.668675][ C1] R13: 0000000000000000 R14: fefefefefefefeff R15: ffff888013b2e5a8 [ 213.676655][ C1] ? read_word_at_a_time+0xe/0x20 [ 213.681701][ C1] read_word_at_a_time+0xe/0x20 [ 213.686642][ C1] strscpy+0xa1/0x2a0 [ 213.690740][ C1] strscpy_pad+0x20/0x70 [ 213.695079][ C1] __get_task_comm+0x35/0x50 [ 213.700796][ C1] __set_page_owner+0x253/0x380 [ 213.705938][ C1] get_page_from_freelist+0xba2/0x3e00 [ 213.711723][ C1] ? kernel_text_address+0x39/0x80 [ 213.717483][ C1] ? unwind_get_return_address+0x51/0x90 [ 213.723239][ C1] ? create_prof_cpu_mask+0x20/0x20 [ 213.728647][ C1] ? __zone_watermark_ok+0x450/0x450 [ 213.734111][ C1] ? prepare_alloc_pages+0x17b/0x570 [ 213.739513][ C1] __alloc_pages+0x1b2/0x500 [ 213.744134][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0 [ 213.750944][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 213.756508][ C1] ? lock_release+0x560/0x780 [ 213.761302][ C1] ? __might_fault+0xd1/0x170 [ 213.766110][ C1] ? lock_acquire+0x480/0x570 [ 213.770791][ C1] ? rcu_read_lock_sched_held+0xd/0x70 [ 213.776261][ C1] ? lock_release+0x560/0x780 [ 213.781087][ C1] ? ___slab_alloc+0x253/0xd90 [ 213.785894][ C1] alloc_pages+0x1aa/0x310 [ 213.790324][ C1] ? copyout.part.0+0xdf/0x100 [ 213.795116][ C1] allocate_slab+0x26c/0x3c0 [ 213.799730][ C1] ___slab_alloc+0x985/0xd90 [ 213.804478][ C1] ? __alloc_skb+0x215/0x340 [ 213.809179][ C1] ? lock_release+0x560/0x780 [ 213.813945][ C1] ? lock_release+0x780/0x780 [ 213.818634][ C1] ? tcp_mstamp_refresh+0x12/0xa0 [ 213.823693][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 213.828546][ C1] ? debug_check_no_obj_freed+0x20c/0x420 [ 213.834253][ C1] ? __alloc_skb+0x215/0x340 [ 213.838836][ C1] __slab_alloc.constprop.0+0x4d/0xa0 [ 213.844230][ C1] kmem_cache_alloc_node+0x122/0x3f0 [ 213.849521][ C1] ? __alloc_skb+0x215/0x340 [ 213.854113][ C1] __alloc_skb+0x215/0x340 [ 213.858599][ C1] __tcp_send_ack.part.0+0x67/0x760 [ 213.863803][ C1] tcp_send_ack+0x7d/0xa0 [ 213.868361][ C1] tcp_cleanup_rbuf+0x46c/0x5b0 [ 213.873208][ C1] tcp_recvmsg_locked+0x738/0x1fd0 [ 213.878313][ C1] ? rcu_tasks_trace_postgp+0xa37/0xa80 [ 213.883852][ C1] ? tcp_update_recv_tstamps+0x230/0x230 [ 213.889822][ C1] ? __local_bh_enable_ip+0xa0/0x120 [ 213.895750][ C1] tcp_recvmsg+0x127/0x600 [ 213.900432][ C1] ? enqueue_entity+0x442/0x1730 [ 213.905477][ C1] ? tcp_recv_timestamp+0x6e0/0x6e0 [ 213.910695][ C1] ? aa_sk_perm+0x30f/0xaa0 [ 213.915202][ C1] inet_recvmsg+0x115/0x5e0 [ 213.919797][ C1] ? lock_acquire+0x480/0x570 [ 213.924480][ C1] ? inet_sendpage+0x140/0x140 [ 213.929244][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 213.935531][ C1] ? security_socket_recvmsg+0x8f/0xc0 [ 213.941380][ C1] sock_read_iter+0x336/0x470 [ 213.946064][ C1] ? ____sys_recvmsg+0x5f0/0x5f0 [ 213.951010][ C1] ? futex_wake+0x155/0x490 [ 213.955603][ C1] ? aa_path_link+0x2f0/0x2f0 [ 213.960483][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 213.966734][ C1] new_sync_read+0x4f9/0x5f0 [ 213.971318][ C1] ? ksys_lseek+0x1b0/0x1b0 [ 213.975816][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 213.980684][ C1] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 213.987903][ C1] ? security_file_permission+0xab/0xd0 [ 213.993444][ C1] vfs_read+0x492/0x5d0 [ 213.997766][ C1] ksys_read+0x1e8/0x250 [ 214.001999][ C1] ? vfs_write+0xac0/0xac0 [ 214.006403][ C1] ? syscall_enter_from_user_mode+0x21/0x70 [ 214.012286][ C1] do_syscall_64+0x35/0xb0 [ 214.016706][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 214.022586][ C1] RIP: 0033:0x49dfbb [ 214.026458][ 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 [ 214.046766][ C1] RSP: 002b:000000c0000f5948 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 214.055167][ C1] RAX: ffffffffffffffda RBX: 000000c000022800 RCX: 000000000049dfbb [ 214.063148][ C1] RDX: 0000000000001000 RSI: 000000c000378000 RDI: 0000000000000006 [ 214.071120][ C1] RBP: 000000c0000f5998 R08: 0000000000000000 R09: 0000000000000000 [ 214.079170][ C1] R10: 0000000000000000 R11: 0000000000000212 R12: 000000c000243e30 [ 214.087129][ C1] R13: 0000000000000000 R14: 000000c000001ba0 R15: 0000000000000002 [ 214.095179][ C1]