[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.4' (ECDSA) to the list of known hosts. 2021/08/29 13:17:15 parsed 1 programs 2021/08/29 13:17:15 executed programs: 0 syzkaller login: [ 1583.905218][ T8467] chnl_net:caif_netlink_parms(): no params data found [ 1583.952389][ T8467] bridge0: port 1(bridge_slave_0) entered blocking state [ 1583.960327][ T8467] bridge0: port 1(bridge_slave_0) entered disabled state [ 1583.969999][ T8467] device bridge_slave_0 entered promiscuous mode [ 1583.980475][ T8467] bridge0: port 2(bridge_slave_1) entered blocking state [ 1583.988777][ T8467] bridge0: port 2(bridge_slave_1) entered disabled state [ 1583.996672][ T8467] device bridge_slave_1 entered promiscuous mode [ 1584.017072][ T8467] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1584.027781][ T8467] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1584.051093][ T8467] team0: Port device team_slave_0 added [ 1584.059080][ T8467] team0: Port device team_slave_1 added [ 1584.077932][ T8467] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1584.085260][ T8467] 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. [ 1584.112975][ T8467] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1584.127370][ T8467] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1584.134453][ T8467] 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. [ 1584.160485][ T8467] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1584.187245][ T8467] device hsr_slave_0 entered promiscuous mode [ 1584.194040][ T8467] device hsr_slave_1 entered promiscuous mode [ 1584.291393][ T8467] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1584.302644][ T8467] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1584.311457][ T8467] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1584.320219][ T8467] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1584.343102][ T8467] bridge0: port 2(bridge_slave_1) entered blocking state [ 1584.350522][ T8467] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1584.358470][ T8467] bridge0: port 1(bridge_slave_0) entered blocking state [ 1584.365697][ T8467] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1584.405185][ T8467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1584.417558][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1584.429908][ T8688] bridge0: port 1(bridge_slave_0) entered disabled state [ 1584.438901][ T8688] bridge0: port 2(bridge_slave_1) entered disabled state [ 1584.447788][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1584.463311][ T8467] 8021q: adding VLAN 0 to HW filter on device team0 [ 1584.474614][ T8687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1584.483178][ T8687] bridge0: port 1(bridge_slave_0) entered blocking state [ 1584.490208][ T8687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1584.502774][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1584.511077][ T8688] bridge0: port 2(bridge_slave_1) entered blocking state [ 1584.518224][ T8688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1584.537243][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1584.555364][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1584.563462][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1584.571935][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1584.585425][ T8607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1584.596426][ T8467] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1584.613712][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1584.621988][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1584.633850][ T8467] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1584.653175][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1584.672572][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1584.680756][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1584.688567][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1584.697858][ T8467] device veth0_vlan entered promiscuous mode [ 1584.709477][ T8467] device veth1_vlan entered promiscuous mode [ 1584.728594][ T8607] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1584.737515][ T8607] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1584.747569][ T8607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1584.760352][ T8467] device veth0_macvtap entered promiscuous mode [ 1584.769979][ T8467] device veth1_macvtap entered promiscuous mode [ 1584.786201][ T8467] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1584.793930][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1584.803643][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1584.815484][ T8467] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1584.823506][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1584.834916][ T8467] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1584.845220][ T8467] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1584.854064][ T8467] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1584.863802][ T8467] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1584.935409][ T10] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1584.963363][ T10] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1584.975623][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1584.996951][ T8705] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1585.006814][ T8705] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1585.018314][ T8607] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1585.753036][ T8607] Bluetooth: hci0: command 0x0409 tx timeout [ 1587.831764][ T8687] Bluetooth: hci0: command 0x041b tx timeout 2021/08/29 13:17:21 executed programs: 4 [ 1589.910990][ T8691] Bluetooth: hci0: command 0x040f tx timeout [ 1591.990873][ T3160] Bluetooth: hci0: command 0x0419 tx timeout 2021/08/29 13:17:26 executed programs: 10 2021/08/29 13:17:31 executed programs: 16 2021/08/29 13:17:36 executed programs: 22 [ 1607.030824][ T3254] ieee802154 phy0 wpan0: encryption failed: -22 [ 1607.037383][ T3254] ieee802154 phy1 wpan1: encryption failed: -22 2021/08/29 13:17:41 executed programs: 28 2021/08/29 13:17:46 executed programs: 34 2021/08/29 13:17:52 executed programs: 40 2021/08/29 13:17:57 executed programs: 46 2021/08/29 13:18:02 executed programs: 52 [ 1633.735707][ T8470] Bluetooth: hci0: link tx timeout [ 1633.741124][ T8470] Bluetooth: hci0: killing stalled connection 10:aa:aa:aa:aa:aa [ 1633.750024][ T8470] Bluetooth: hci0: link tx timeout [ 1633.755172][ T8470] Bluetooth: hci0: killing stalled connection 10:aa:aa:aa:aa:aa 2021/08/29 13:18:07 executed programs: 58 [ 1635.828439][ T8691] Bluetooth: hci0: command 0x0406 tx timeout [ 1637.908381][ T8691] Bluetooth: hci0: command 0x0405 tx timeout 2021/08/29 13:18:12 executed programs: 64 2021/08/29 13:18:17 executed programs: 70 2021/08/29 13:18:23 executed programs: 76 2021/08/29 13:18:28 executed programs: 82 2021/08/29 13:18:33 executed programs: 88 2021/08/29 13:18:38 executed programs: 94 [ 1668.467796][ T3254] ieee802154 phy0 wpan0: encryption failed: -22 [ 1668.474095][ T3254] ieee802154 phy1 wpan1: encryption failed: -22 2021/08/29 13:18:43 executed programs: 100 [ 1674.867414][ T8607] ================================================================== [ 1674.875593][ T8607] BUG: KASAN: use-after-free in __lock_acquire+0xfe/0x6100 [ 1674.882936][ T8607] Read of size 8 at addr ffff8880310c60a0 by task kworker/0:1/8607 [ 1674.890874][ T8607] [ 1674.893186][ T8607] CPU: 0 PID: 8607 Comm: kworker/0:1 Not tainted 5.14.0-rc7-syzkaller #0 [ 1674.901711][ T8607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1674.911880][ T8607] Workqueue: events l2cap_chan_timeout [ 1674.917402][ T8607] Call Trace: [ 1674.920688][ T8607] dump_stack_lvl+0x1ae/0x29f [ 1674.925392][ T8607] ? show_regs_print_info+0x12/0x12 [ 1674.930573][ T8607] ? printk+0xc0/0x108 [ 1674.934670][ T8607] ? wake_up_klogd+0xb2/0xf0 [ 1674.939245][ T8607] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 1674.944947][ T8607] ? _raw_spin_lock_irqsave+0xbf/0x100 [ 1674.950456][ T8607] ? _raw_spin_lock+0x40/0x40 [ 1674.955134][ T8607] print_address_description+0x66/0x3b0 [ 1674.962021][ T8607] kasan_report+0x163/0x210 [ 1674.966508][ T8607] ? __lock_acquire+0xfe/0x6100 [ 1674.971534][ T8607] __lock_acquire+0xfe/0x6100 [ 1674.976232][ T8607] ? del_timer+0x7e/0x390 [ 1674.980612][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1674.986305][ T8607] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 1674.992450][ T8607] ? trace_lock_acquire+0x190/0x190 [ 1674.997639][ T8607] ? mark_lock+0x199/0x1eb0 [ 1675.002256][ T8607] ? __bfs+0x700/0x700 [ 1675.006324][ T8607] ? do_raw_spin_unlock+0x134/0x8a0 [ 1675.011708][ T8607] ? _raw_spin_lock_irqsave+0xbf/0x100 [ 1675.017159][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1675.022801][ T8607] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 1675.028770][ T8607] ? del_timer+0x14f/0x390 [ 1675.033185][ T8607] lock_acquire+0x182/0x4a0 [ 1675.037810][ T8607] ? lock_sock_nested+0x48/0x110 [ 1675.042807][ T8607] ? read_lock_is_recursive+0x10/0x10 [ 1675.048347][ T8607] ? print_irqtrace_events+0x220/0x220 [ 1675.053892][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1675.059628][ T8607] ? __local_bh_disable_ip+0x130/0x1c0 [ 1675.065254][ T8607] ? __bpf_trace_softirq+0x10/0x10 [ 1675.070476][ T8607] ? cancel_delayed_work+0x252/0x360 [ 1675.075885][ T8607] ? lockdep_hardirqs_on+0x8d/0x130 [ 1675.081529][ T8607] ? cancel_delayed_work+0x2be/0x360 [ 1675.086811][ T8607] ? lock_sock_nested+0x48/0x110 [ 1675.091920][ T8607] _raw_spin_lock_bh+0x31/0x40 [ 1675.096673][ T8607] ? lock_sock_nested+0x48/0x110 [ 1675.101784][ T8607] lock_sock_nested+0x48/0x110 [ 1675.106677][ T8607] l2cap_sock_teardown_cb+0x76/0x360 [ 1675.112070][ T8607] l2cap_chan_del+0xaf/0x610 [ 1675.116657][ T8607] ? l2cap_chan_close+0x8b/0x520 [ 1675.121612][ T8607] l2cap_chan_timeout+0x12c/0x280 [ 1675.126627][ T8607] process_one_work+0x833/0x10c0 [ 1675.131556][ T8607] ? worker_detach_from_pool+0x260/0x260 [ 1675.137177][ T8607] ? _raw_spin_lock_irqsave+0x100/0x100 [ 1675.143238][ T8607] ? kthread_data+0x4d/0xc0 [ 1675.147727][ T8607] ? wq_worker_running+0x8b/0x140 [ 1675.152785][ T8607] worker_thread+0xac1/0x1320 [ 1675.157476][ T8607] ? __kthread_parkme+0x166/0x1c0 [ 1675.162519][ T8607] kthread+0x453/0x480 [ 1675.166580][ T8607] ? rcu_lock_release+0x20/0x20 [ 1675.171624][ T8607] ? kthread_blkcg+0xd0/0xd0 [ 1675.176308][ T8607] ret_from_fork+0x1f/0x30 [ 1675.180904][ T8607] [ 1675.183216][ T8607] Allocated by task 9117: [ 1675.187649][ T8607] ____kasan_kmalloc+0xcd/0x100 [ 1675.192503][ T8607] __kmalloc+0xb4/0x390 [ 1675.196918][ T8607] sk_prot_alloc+0xf4/0x230 [ 1675.201579][ T8607] sk_alloc+0x35/0x300 [ 1675.205903][ T8607] l2cap_sock_alloc+0x34/0x1d0 [ 1675.210661][ T8607] l2cap_sock_create+0x113/0x1d0 [ 1675.215592][ T8607] bt_sock_create+0x15b/0x220 [ 1675.220334][ T8607] __sock_create+0x580/0x8d0 [ 1675.224964][ T8607] __sys_socket+0x115/0x350 [ 1675.229541][ T8607] __x64_sys_socket+0x76/0x80 [ 1675.234243][ T8607] do_syscall_64+0x3d/0xb0 [ 1675.238649][ T8607] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1675.244579][ T8607] [ 1675.246936][ T8607] Freed by task 9118: [ 1675.250898][ T8607] kasan_set_track+0x3d/0x70 [ 1675.255561][ T8607] kasan_set_free_info+0x1f/0x40 [ 1675.260487][ T8607] ____kasan_slab_free+0x10d/0x150 [ 1675.265585][ T8607] slab_free_freelist_hook+0x1e8/0x2a0 [ 1675.271160][ T8607] kfree+0xcf/0x2e0 [ 1675.275058][ T8607] __sk_destruct+0x57f/0x830 [ 1675.279636][ T8607] l2cap_sock_release+0x149/0x1c0 [ 1675.284644][ T8607] sock_close+0xd8/0x260 [ 1675.288873][ T8607] __fput+0x352/0x7b0 [ 1675.293074][ T8607] task_work_run+0x146/0x1c0 [ 1675.297652][ T8607] get_signal+0x1fd9/0x2080 [ 1675.302135][ T8607] arch_do_signal_or_restart+0x8e/0x6d0 [ 1675.307707][ T8607] exit_to_user_mode_prepare+0x191/0x220 [ 1675.313619][ T8607] syscall_exit_to_user_mode+0x26/0x60 [ 1675.319092][ T8607] do_syscall_64+0x4c/0xb0 [ 1675.323493][ T8607] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1675.329367][ T8607] [ 1675.331693][ T8607] The buggy address belongs to the object at ffff8880310c6000 [ 1675.331693][ T8607] which belongs to the cache kmalloc-2k of size 2048 [ 1675.345896][ T8607] The buggy address is located 160 bytes inside of [ 1675.345896][ T8607] 2048-byte region [ffff8880310c6000, ffff8880310c6800) [ 1675.359240][ T8607] The buggy address belongs to the page: [ 1675.364857][ T8607] page:ffffea0000c43000 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x310c0 [ 1675.375111][ T8607] head:ffffea0000c43000 order:3 compound_mapcount:0 compound_pincount:0 [ 1675.383468][ T8607] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 1675.391541][ T8607] raw: 00fff00000010200 dead000000000100 dead000000000122 ffff888011042000 [ 1675.400171][ T8607] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 1675.408838][ T8607] page dumped because: kasan: bad access detected [ 1675.415317][ T8607] page_owner tracks the page as allocated [ 1675.421009][ T8607] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 8467, ts 1583930071681, free_ts 1583902937105 [ 1675.439825][ T8607] get_page_from_freelist+0x779/0xa30 [ 1675.445264][ T8607] __alloc_pages+0x26c/0x5f0 [ 1675.449855][ T8607] allocate_slab+0xf1/0x540 [ 1675.454345][ T8607] ___slab_alloc+0x1cf/0x350 [ 1675.458916][ T8607] __kmalloc_node_track_caller+0x2f4/0x410 [ 1675.464703][ T8607] pskb_expand_head+0x118/0x10f0 [ 1675.469665][ T8607] netlink_trim+0x17f/0x210 [ 1675.474413][ T8607] netlink_broadcast_filtered+0x6c/0x1110 [ 1675.480144][ T8607] nlmsg_notify+0xfa/0x1c0 [ 1675.484590][ T8607] __dev_notify_flags+0xe4/0x5d0 [ 1675.489570][ T8607] rtnl_configure_link+0x216/0x320 [ 1675.494699][ T8607] rtnl_newlink+0x164b/0x1cd0 [ 1675.499377][ T8607] rtnetlink_rcv_msg+0x91c/0xe50 [ 1675.504292][ T8607] netlink_rcv_skb+0x1f0/0x460 [ 1675.509139][ T8607] netlink_unicast+0x7de/0x9b0 [ 1675.513900][ T8607] netlink_sendmsg+0x9e7/0xe00 [ 1675.518665][ T8607] page last free stack trace: [ 1675.523331][ T8607] free_pcp_prepare+0xc29/0xd20 [ 1675.528170][ T8607] free_unref_page+0x7e/0x550 [ 1675.533038][ T8607] __slab_free+0x5c0/0x6b0 [ 1675.537433][ T8607] ___cache_free+0xfc/0x120 [ 1675.541915][ T8607] kasan_quarantine_reduce+0x151/0x1c0 [ 1675.547396][ T8607] __kasan_slab_alloc+0x2f/0xd0 [ 1675.552336][ T8607] __kmalloc_track_caller+0x21c/0x390 [ 1675.557954][ T8607] kstrdup_const+0x51/0x90 [ 1675.562406][ T8607] kobject_set_name_vargs+0x5d/0x110 [ 1675.567682][ T8607] dev_set_name+0xc2/0x110 [ 1675.572126][ T8607] netdev_register_kobject+0xb1/0x310 [ 1675.577515][ T8607] register_netdevice+0x12a1/0x1c20 [ 1675.582705][ T8607] rtnl_newlink+0x1624/0x1cd0 [ 1675.587358][ T8607] rtnetlink_rcv_msg+0x91c/0xe50 [ 1675.592537][ T8607] netlink_rcv_skb+0x1f0/0x460 [ 1675.597563][ T8607] netlink_unicast+0x7de/0x9b0 [ 1675.602429][ T8607] [ 1675.604831][ T8607] Memory state around the buggy address: [ 1675.611956][ T8607] ffff8880310c5f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 1675.619998][ T8607] ffff8880310c6000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1675.628129][ T8607] >ffff8880310c6080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1675.636164][ T8607] ^ [ 1675.641307][ T8607] ffff8880310c6100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1675.649351][ T8607] ffff8880310c6180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1675.657391][ T8607] ================================================================== [ 1675.665554][ T8607] Disabling lock debugging due to kernel taint [ 1675.671700][ T8607] Kernel panic - not syncing: panic_on_warn set ... [ 1675.678267][ T8607] CPU: 0 PID: 8607 Comm: kworker/0:1 Tainted: G B 5.14.0-rc7-syzkaller #0 [ 1675.688056][ T8607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1675.698096][ T8607] Workqueue: events l2cap_chan_timeout [ 1675.703647][ T8607] Call Trace: [ 1675.706912][ T8607] dump_stack_lvl+0x1ae/0x29f [ 1675.711594][ T8607] ? show_regs_print_info+0x12/0x12 [ 1675.716790][ T8607] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 1675.722494][ T8607] panic+0x2e1/0x850 [ 1675.726390][ T8607] ? nmi_panic+0x90/0x90 [ 1675.730613][ T8607] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 1675.736574][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1675.742199][ T8607] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 1675.748191][ T8607] kasan_report+0x206/0x210 [ 1675.752684][ T8607] ? __lock_acquire+0xfe/0x6100 [ 1675.757518][ T8607] __lock_acquire+0xfe/0x6100 [ 1675.762174][ T8607] ? del_timer+0x7e/0x390 [ 1675.766480][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1675.772266][ T8607] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 1675.778328][ T8607] ? trace_lock_acquire+0x190/0x190 [ 1675.783511][ T8607] ? mark_lock+0x199/0x1eb0 [ 1675.788033][ T8607] ? __bfs+0x700/0x700 [ 1675.792100][ T8607] ? do_raw_spin_unlock+0x134/0x8a0 [ 1675.797301][ T8607] ? _raw_spin_lock_irqsave+0xbf/0x100 [ 1675.802941][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1675.808572][ T8607] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 1675.814631][ T8607] ? del_timer+0x14f/0x390 [ 1675.819136][ T8607] lock_acquire+0x182/0x4a0 [ 1675.823691][ T8607] ? lock_sock_nested+0x48/0x110 [ 1675.828626][ T8607] ? read_lock_is_recursive+0x10/0x10 [ 1675.834020][ T8607] ? print_irqtrace_events+0x220/0x220 [ 1675.839556][ T8607] ? rcu_read_lock_sched_held+0x87/0x110 [ 1675.845177][ T8607] ? __local_bh_disable_ip+0x130/0x1c0 [ 1675.850633][ T8607] ? __bpf_trace_softirq+0x10/0x10 [ 1675.855724][ T8607] ? cancel_delayed_work+0x252/0x360 [ 1675.860994][ T8607] ? lockdep_hardirqs_on+0x8d/0x130 [ 1675.866182][ T8607] ? cancel_delayed_work+0x2be/0x360 [ 1675.871451][ T8607] ? lock_sock_nested+0x48/0x110 [ 1675.876390][ T8607] _raw_spin_lock_bh+0x31/0x40 [ 1675.881154][ T8607] ? lock_sock_nested+0x48/0x110 [ 1675.886072][ T8607] lock_sock_nested+0x48/0x110 [ 1675.890832][ T8607] l2cap_sock_teardown_cb+0x76/0x360 [ 1675.896105][ T8607] l2cap_chan_del+0xaf/0x610 [ 1675.900675][ T8607] ? l2cap_chan_close+0x8b/0x520 [ 1675.905609][ T8607] l2cap_chan_timeout+0x12c/0x280 [ 1675.910612][ T8607] process_one_work+0x833/0x10c0 [ 1675.915538][ T8607] ? worker_detach_from_pool+0x260/0x260 [ 1675.921159][ T8607] ? _raw_spin_lock_irqsave+0x100/0x100 [ 1675.926690][ T8607] ? kthread_data+0x4d/0xc0 [ 1675.931179][ T8607] ? wq_worker_running+0x8b/0x140 [ 1675.936189][ T8607] worker_thread+0xac1/0x1320 [ 1675.940878][ T8607] ? __kthread_parkme+0x166/0x1c0 [ 1675.945938][ T8607] kthread+0x453/0x480 [ 1675.949996][ T8607] ? rcu_lock_release+0x20/0x20 [ 1675.954840][ T8607] ? kthread_blkcg+0xd0/0xd0 [ 1675.959415][ T8607] ret_from_fork+0x1f/0x30 [ 1675.965404][ T8607] Kernel Offset: disabled [ 1675.969734][ T8607] Rebooting in 86400 seconds..