[ 76.371396][ T36] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.106' (ECDSA) to the list of known hosts. 2022/07/27 13:39:46 parsed 1 programs 2022/07/27 13:39:47 executed programs: 0 [ 79.775535][ T5801] chnl_net:caif_netlink_parms(): no params data found [ 79.834092][ T5801] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.842851][ T5801] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.851035][ T5801] device bridge_slave_0 entered promiscuous mode [ 79.861419][ T5801] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.868582][ T5801] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.876870][ T5801] device bridge_slave_1 entered promiscuous mode [ 79.903313][ T5801] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.916171][ T5801] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.944839][ T5801] team0: Port device team_slave_0 added [ 79.953684][ T5801] team0: Port device team_slave_1 added [ 79.975609][ T5801] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.984132][ T5801] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 80.011941][ T5801] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 80.025324][ T5801] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 80.034073][ T5801] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 80.062846][ T5801] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 80.095185][ T5801] device hsr_slave_0 entered promiscuous mode [ 80.103698][ T5801] device hsr_slave_1 entered promiscuous mode [ 80.197733][ T5801] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.204958][ T5801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.212634][ T5801] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.219783][ T5801] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.286904][ T5801] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.306080][ T5156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.317685][ T5156] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.325934][ T5156] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.336473][ T5156] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 80.351901][ T5801] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.366355][ T5156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.375860][ T5156] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.383030][ T5156] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.402848][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.412073][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.419337][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.444149][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.454537][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.475050][ T5801] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 80.489106][ T5801] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.501682][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.511136][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.520827][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.538980][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.556615][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.564457][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.578069][ T5801] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.682974][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 80.704570][ T5801] device veth0_vlan entered promiscuous mode [ 80.711623][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 80.721728][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 80.729807][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 80.742837][ T5801] device veth1_vlan entered promiscuous mode [ 80.750674][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 80.769464][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 80.782348][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 80.791462][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 80.803412][ T5801] device veth0_macvtap entered promiscuous mode [ 80.814546][ T5801] device veth1_macvtap entered promiscuous mode [ 80.830900][ T5801] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 80.838311][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 80.846962][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 80.855803][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 80.864932][ T5510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 80.877284][ T5801] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 80.886474][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 80.895534][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 80.960052][ T216] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.968347][ T216] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.978487][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 81.000434][ T216] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.010436][ T216] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.021428][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 81.066425][ C1] hrtimer: interrupt took 7516710 ns [ 203.536145][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 203.544038][ C1] rcu: 0-...!: (1 GPs behind) idle=172/1/0x4000000000000000 softirq=7931/7939 fqs=0 [ 203.555420][ C1] (detected by 1, t=10571 jiffies, g=9957, q=578) [ 203.562538][ C1] [ 203.564957][ C1] ============================================ [ 203.571734][ C1] WARNING: possible recursive locking detected [ 203.578144][ C1] 5.13.0-rc6-syzkaller #0 Not tainted [ 203.583509][ C1] -------------------------------------------- [ 203.589756][ C1] kworker/u4:5/216 is trying to acquire lock: [ 203.595907][ C1] ffffffff8b782218 (rcu_node_0){-.-.}-{2:2}, at: rcu_dump_cpu_stacks+0xd0/0x3f0 [ 203.605315][ C1] [ 203.605315][ C1] but task is already holding lock: [ 203.612842][ C1] ffffffff8b782218 (rcu_node_0){-.-.}-{2:2}, at: rcu_sched_clock_irq+0xc63/0x2080 [ 203.622170][ C1] [ 203.622170][ C1] other info that might help us debug this: [ 203.630314][ C1] Possible unsafe locking scenario: [ 203.630314][ C1] [ 203.637955][ C1] CPU0 [ 203.641227][ C1] ---- [ 203.644493][ C1] lock(rcu_node_0); [ 203.648472][ C1] lock(rcu_node_0); [ 203.652889][ C1] [ 203.652889][ C1] *** DEADLOCK *** [ 203.652889][ C1] [ 203.661280][ C1] May be due to missing lock nesting notation [ 203.661280][ C1] [ 203.669973][ C1] 5 locks held by kworker/u4:5/216: [ 203.675337][ C1] #0: ffff88802de11138 ((wq_completion)phy6){+.+.}-{0:0}, at: process_one_work+0x871/0x1600 [ 203.685584][ C1] #1: ffffc900018cfda8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1600 [ 203.696820][ C1] #2: ffff88801607cd00 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_rx_queued_mgmt+0xe9/0x1870 [ 203.707290][ C1] #3: ffff88802deb8170 (&rdev->bss_lock){+...}-{2:2}, at: cfg80211_bss_update+0x88/0x1e00 [ 203.717420][ C1] #4: ffffffff8b782218 (rcu_node_0){-.-.}-{2:2}, at: rcu_sched_clock_irq+0xc63/0x2080 [ 203.727115][ C1] [ 203.727115][ C1] stack backtrace: [ 203.733137][ C1] CPU: 1 PID: 216 Comm: kworker/u4:5 Not tainted 5.13.0-rc6-syzkaller #0 [ 203.741553][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 203.751608][ C1] Workqueue: phy6 ieee80211_iface_work [ 203.757087][ C1] Call Trace: [ 203.760368][ C1] [ 203.763306][ C1] dump_stack+0x141/0x1d7 [ 203.767836][ C1] __lock_acquire.cold+0x22f/0x3b4 [ 203.772959][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 203.779089][ C1] lock_acquire+0x1ab/0x740 [ 203.783616][ C1] ? rcu_dump_cpu_stacks+0xd0/0x3f0 [ 203.788859][ C1] ? lock_release+0x720/0x720 [ 203.793540][ C1] ? vprintk_emit+0x13a/0x560 [ 203.798409][ C1] ? vprintk+0x95/0x260 [ 203.802682][ C1] ? printk+0xba/0xed [ 203.806674][ C1] _raw_spin_lock_irqsave+0x39/0x50 [ 203.811964][ C1] ? rcu_dump_cpu_stacks+0xd0/0x3f0 [ 203.817511][ C1] rcu_dump_cpu_stacks+0xd0/0x3f0 [ 203.822541][ C1] rcu_sched_clock_irq+0x1a79/0x2080 [ 203.827930][ C1] ? rcutree_dead_cpu+0x50/0x50 [ 203.832797][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 203.838183][ C1] update_process_times+0x16d/0x200 [ 203.843746][ C1] tick_sched_handle+0x9b/0x180 [ 203.848599][ C1] tick_sched_timer+0x1b0/0x2d0 [ 203.853452][ C1] ? get_cpu_iowait_time_us+0x3f0/0x3f0 [ 203.859523][ C1] __hrtimer_run_queues+0x1c0/0xe40 [ 203.864815][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 203.870841][ C1] hrtimer_interrupt+0x330/0xa00 [ 203.875998][ C1] __sysvec_apic_timer_interrupt+0x146/0x540 [ 203.882080][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 203.887728][ C1] [ 203.890729][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 203.896717][ C1] RIP: 0010:stack_depot_save+0xcf/0x4e0 [ 203.902272][ C1] Code: 41 89 c0 89 f8 01 df c1 c0 06 44 31 c0 29 c3 41 89 d8 89 c3 01 f8 c1 c3 08 44 31 c3 41 89 d8 29 df 01 c3 41 c1 c0 10 44 31 c7 <41> 89 f8 29 f8 01 df 41 c1 c8 0d 44 31 c0 41 89 c0 29 c3 01 f8 41 [ 203.922415][ C1] RSP: 0018:ffffc900018ce878 EFLAGS: 00000286 [ 203.928658][ C1] RAX: 00000000ba727ad1 RBX: 00000000b859d5f5 RCX: 0000000000000011 [ 203.936628][ C1] RDX: ffffc900018ce93c RSI: 0000000000012b20 RDI: 00000000ba6c0718 [ 203.944599][ C1] RBP: ffffc900018ce8e8 R08: 000000005b24fde7 R09: ffffffff8dbd5dc4 [ 203.952678][ C1] R10: fffff52000319d03 R11: 0000000000084087 R12: 0000000000000013 [ 203.960913][ C1] R13: 0000000000000013 R14: 0000000000012b20 R15: 0000000000012b20 [ 203.969080][ C1] ? __unwind_start+0x51b/0x800 [ 203.973951][ C1] kasan_save_stack+0x32/0x40 [ 203.978654][ C1] ? kasan_save_stack+0x1b/0x40 [ 203.983522][ C1] ? __kasan_slab_alloc+0x84/0xa0 [ 203.988642][ C1] ? kmem_cache_alloc+0x219/0x3a0 [ 203.994181][ C1] ? fill_pool+0x264/0x5c0 [ 203.998614][ C1] ? __debug_object_init+0x7a/0xd10 [ 204.004001][ C1] ? debug_object_activate+0x32c/0x3e0 [ 204.009644][ C1] ? kvfree_call_rcu+0x32/0x8c0 [ 204.014511][ C1] ? cfg80211_update_known_bss+0x833/0xa60 [ 204.020410][ C1] ? cfg80211_bss_update+0xef/0x1e00 [ 204.025703][ C1] ? cfg80211_inform_single_bss_frame_data+0x6e8/0xee0 [ 204.032562][ C1] ? cfg80211_inform_bss_frame_data+0xa7/0xb10 [ 204.038732][ C1] ? ieee80211_bss_info_update+0x3ce/0xb20 [ 204.044547][ C1] ? ieee80211_rx_mgmt_probe_beacon+0xccd/0x16b0 [ 204.050966][ C1] ? ieee80211_ibss_rx_queued_mgmt+0xe43/0x1870 [ 204.057295][ C1] ? ieee80211_iface_work+0x761/0x9e0 [ 204.062725][ C1] ? process_one_work+0x98d/0x1600 [ 204.067929][ C1] ? worker_thread+0x64c/0x1120 [ 204.072785][ C1] ? kthread+0x3b1/0x4a0 [ 204.077027][ C1] ? ret_from_fork+0x1f/0x30 [ 204.081622][ C1] ? lock_chain_count+0x20/0x20 [ 204.086743][ C1] ? unwind_next_frame+0xec8/0x1ce0 [ 204.091974][ C1] ? kthread+0x3b1/0x4a0 [ 204.096236][ C1] ? deref_stack_reg+0xee/0x150 [ 204.101094][ C1] ? mark_lock+0xef/0x17b0 [ 204.105619][ C1] ? exc_int3+0xb/0x80 [ 204.109780][ C1] ? asm_exc_int3+0x31/0x40 [ 204.114297][ C1] ? fill_pool+0x264/0x5c0 [ 204.118893][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 204.125229][ C1] ? __kfence_alloc+0x37b/0xc20 [ 204.130186][ C1] ? kmem_cache_alloc+0x1c7/0x3a0 [ 204.135318][ C1] ? kasan_unpoison+0x3c/0x60 [ 204.140121][ C1] __kasan_slab_alloc+0x84/0xa0 [ 204.145085][ C1] kmem_cache_alloc+0x219/0x3a0 [ 204.149972][ C1] fill_pool+0x264/0x5c0 [ 204.154335][ C1] ? __list_del_entry_valid+0xf0/0xf0 [ 204.159918][ C1] ? mark_lock+0xef/0x17b0 [ 204.164698][ C1] ? ret_from_fork+0x1f/0x30 [ 204.169647][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 204.175681][ C1] ? lock_chain_count+0x20/0x20 [ 204.180647][ C1] __debug_object_init+0x7a/0xd10 [ 204.185698][ C1] ? debug_object_activate+0x1b3/0x3e0 [ 204.191187][ C1] ? debug_object_destroy+0x210/0x210 [ 204.196579][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 204.202499][ C1] debug_object_activate+0x32c/0x3e0 [ 204.207801][ C1] ? debug_object_assert_init+0x2e0/0x2e0 [ 204.213629][ C1] ? cfg80211_find_elem_match+0x193/0x1d0 [ 204.219366][ C1] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 204.225271][ C1] kvfree_call_rcu+0x32/0x8c0 [ 204.229962][ C1] cfg80211_update_known_bss+0x833/0xa60 [ 204.235613][ C1] cfg80211_bss_update+0xef/0x1e00 [ 204.240873][ C1] ? rcu_read_lock_sched_held+0x3a/0x70 [ 204.246534][ C1] ? trace_kmalloc+0xbe/0xf0 [ 204.251144][ C1] ? __kmalloc+0x194/0x330 [ 204.255574][ C1] cfg80211_inform_single_bss_frame_data+0x6e8/0xee0 [ 204.262470][ C1] ? cfg80211_inform_bss_data+0x160/0x160 [ 204.268299][ C1] ? kasan_save_stack+0x32/0x40 [ 204.273250][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 204.279327][ C1] ? __kasan_slab_free+0xfb/0x130 [ 204.284363][ C1] cfg80211_inform_bss_frame_data+0xa7/0xb10 [ 204.290531][ C1] ? find_held_lock+0x2d/0x110 [ 204.295446][ C1] ? ieee80211_bss_info_update+0x374/0xb20 [ 204.301401][ C1] ? cfg80211_inform_single_bss_frame_data+0xee0/0xee0 [ 204.308526][ C1] ? mark_lock+0xef/0x17b0 [ 204.312966][ C1] ieee80211_bss_info_update+0x3ce/0xb20 [ 204.318697][ C1] ? ieee80211_rx_bss_put+0x50/0x50 [ 204.324024][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 204.330181][ C1] ? find_held_lock+0x2d/0x110 [ 204.334969][ C1] ? ieee80211_sta_get_rates+0x22e/0x960 [ 204.340619][ C1] ? find_held_lock+0x2d/0x110 [ 204.345422][ C1] ? ieee80211_rx_mgmt_probe_beacon+0xc82/0x16b0 [ 204.351762][ C1] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 204.357493][ C1] ? ieee80211_mandatory_rates+0x1b4/0x240 [ 204.363306][ C1] ieee80211_rx_mgmt_probe_beacon+0xccd/0x16b0 [ 204.369470][ C1] ? ieee80211_ibss_add_sta+0x750/0x750 [ 204.375139][ C1] ? deref_stack_reg+0xee/0x150 [ 204.379996][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 204.386349][ C1] ? unwind_next_frame+0xec8/0x1ce0 [ 204.391655][ C1] ? lock_chain_count+0x20/0x20 [ 204.396515][ C1] ? lock_chain_count+0x20/0x20 [ 204.401463][ C1] ? kasan_save_stack+0x32/0x40 [ 204.406324][ C1] ? kasan_save_stack+0x1b/0x40 [ 204.411266][ C1] ? kasan_set_track+0x1c/0x30 [ 204.416061][ C1] ? kasan_set_free_info+0x20/0x30 [ 204.421304][ C1] ? __kasan_slab_free+0xfb/0x130 [ 204.426430][ C1] ? slab_free_freelist_hook+0xdf/0x240 [ 204.431997][ C1] ? kmem_cache_free+0x8a/0x740 [ 204.436879][ C1] ? kfree_skbmem+0xef/0x1b0 [ 204.441471][ C1] ? kfree_skb+0x140/0x3f0 [ 204.446350][ C1] ? ieee80211_iface_work+0x2cf/0x9e0 [ 204.451911][ C1] ieee80211_ibss_rx_queued_mgmt+0xe43/0x1870 [ 204.458270][ C1] ? ieee80211_ibss_rx_no_sta+0x840/0x840 [ 204.464192][ C1] ? mark_lock+0xef/0x17b0 [ 204.468618][ C1] ? mark_lock+0xef/0x17b0 [ 204.473129][ C1] ? lock_chain_count+0x20/0x20 [ 204.477986][ C1] ? find_held_lock+0x2d/0x110 [ 204.483192][ C1] ? ieee80211_iface_work+0x362/0x9e0 [ 204.488570][ C1] ? mark_held_locks+0x9f/0xe0 [ 204.493440][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 204.499253][ C1] ieee80211_iface_work+0x761/0x9e0 [ 204.504828][ C1] process_one_work+0x98d/0x1600 [ 204.509858][ C1] ? pwq_dec_nr_in_flight+0x320/0x320 [ 204.515411][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 204.520445][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 204.525557][ C1] worker_thread+0x64c/0x1120 [ 204.530239][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 204.535266][ C1] ? process_one_work+0x1600/0x1600 [ 204.540589][ C1] kthread+0x3b1/0x4a0 [ 204.544660][ C1] ? __kthread_bind_mask+0xc0/0xc0 [ 204.549887][ C1] ret_from_fork+0x1f/0x30