syzkaller login: [ 92.339256][ T788] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.139' (ED25519) to the list of known hosts. 2026/05/27 06:42:20 parsed 1 programs [ 99.198430][ T5794] cgroup: Unknown subsys name 'net' [ 99.335089][ T5794] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 101.086822][ T5794] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 104.472320][ T5828] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 104.482266][ T5830] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 104.500089][ T5830] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 104.508448][ T5830] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 104.516272][ T5830] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 104.523950][ T5830] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 105.663486][ T5847] chnl_net:caif_netlink_parms(): no params data found [ 105.740994][ T5847] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.749014][ T5847] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.756424][ T5847] bridge_slave_0: entered allmulticast mode [ 105.764074][ T5847] bridge_slave_0: entered promiscuous mode [ 105.784542][ T5847] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.792284][ T5847] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.799687][ T5847] bridge_slave_1: entered allmulticast mode [ 105.807557][ T5847] bridge_slave_1: entered promiscuous mode [ 105.847264][ T5847] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 105.859716][ T5847] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 105.887915][ T5847] team0: Port device team_slave_0 added [ 105.898027][ T5847] team0: Port device team_slave_1 added [ 105.931424][ T5847] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 105.938609][ T5847] 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. [ 105.964817][ T5847] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 105.978719][ T5847] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 105.985847][ T5847] 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. [ 106.014156][ T5847] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 106.062814][ T5847] hsr_slave_0: entered promiscuous mode [ 106.069405][ T5847] hsr_slave_1: entered promiscuous mode [ 106.240933][ T5847] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 106.253937][ T5847] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 106.264313][ T5847] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 106.277683][ T5847] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 106.323277][ T5847] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.330612][ T5847] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.338707][ T5847] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.345817][ T5847] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.422731][ T5847] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.446204][ T5847] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.458910][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.469086][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.488092][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.495922][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.513431][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.520917][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.743154][ T5847] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 106.791006][ T5847] veth0_vlan: entered promiscuous mode [ 106.803135][ T5847] veth1_vlan: entered promiscuous mode [ 106.840144][ T5847] veth0_macvtap: entered promiscuous mode [ 106.853986][ T5847] veth1_macvtap: entered promiscuous mode [ 106.874820][ T5847] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.889604][ T5847] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.905579][ T5847] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.915681][ T5847] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.924532][ T5847] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.933805][ T5847] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.182164][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.196157][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.233605][ T59] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.241687][ T59] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.362704][ T4473] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/27 06:42:31 executed programs: 0 [ 108.764543][ T5083] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 108.774443][ T5083] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 108.783958][ T5083] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 108.793701][ T5083] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 108.802488][ T5083] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 108.810388][ T5083] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 108.956190][ T5893] chnl_net:caif_netlink_parms(): no params data found [ 109.023459][ T5893] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.030823][ T5893] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.038789][ T5893] bridge_slave_0: entered allmulticast mode [ 109.046014][ T5893] bridge_slave_0: entered promiscuous mode [ 109.054374][ T5893] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.062285][ T5893] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.070149][ T5893] bridge_slave_1: entered allmulticast mode [ 109.077854][ T5893] bridge_slave_1: entered promiscuous mode [ 109.104157][ T5893] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 109.116224][ T5893] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 109.146419][ T5893] team0: Port device team_slave_0 added [ 109.157709][ T5893] team0: Port device team_slave_1 added [ 109.182264][ T5893] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 109.189658][ T5893] 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. [ 109.215822][ T5893] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 109.230433][ T5893] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 109.237760][ T5893] 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. [ 109.264052][ T5893] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 109.305229][ T5893] hsr_slave_0: entered promiscuous mode [ 109.312153][ T5893] hsr_slave_1: entered promiscuous mode [ 109.318560][ T5893] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 109.326493][ T5893] Cannot create hsr debugfs directory [ 109.511330][ T4473] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.897936][ T5083] Bluetooth: hci0: command tx timeout [ 111.803088][ T4473] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.864715][ T4473] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 112.828745][ T5893] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 112.843829][ T5893] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 112.885111][ T5893] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 112.901758][ T5893] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 112.986882][ T5083] Bluetooth: hci0: command tx timeout [ 113.078520][ T5893] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.105801][ T5893] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.165021][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.172300][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.188236][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.195366][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.436496][ T4473] hsr_slave_0: left promiscuous mode [ 113.444926][ T4473] hsr_slave_1: left promiscuous mode [ 113.452339][ T4473] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 113.462883][ T4473] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 113.472896][ T4473] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 113.480762][ T4473] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 113.489221][ T4473] bridge_slave_1: left allmulticast mode [ 113.494883][ T4473] bridge_slave_1: left promiscuous mode [ 113.501683][ T4473] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.512332][ T4473] bridge_slave_0: left allmulticast mode [ 113.519747][ T4473] bridge_slave_0: left promiscuous mode [ 113.525474][ T4473] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.547947][ T4473] veth1_macvtap: left promiscuous mode [ 113.553839][ T4473] veth0_macvtap: left promiscuous mode [ 113.559616][ T4473] veth1_vlan: left promiscuous mode [ 113.565179][ T4473] veth0_vlan: left promiscuous mode [ 114.037143][ T4473] team0 (unregistering): Port device team_slave_1 removed [ 114.073788][ T4473] team0 (unregistering): Port device team_slave_0 removed [ 114.110406][ T4473] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 114.149158][ T4473] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 114.408260][ T4473] bond0 (unregistering): Released all slaves [ 114.510878][ T5893] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 114.580279][ T5893] veth0_vlan: entered promiscuous mode [ 114.594900][ T5893] veth1_vlan: entered promiscuous mode [ 114.635803][ T5893] veth0_macvtap: entered promiscuous mode [ 114.645700][ T5893] veth1_macvtap: entered promiscuous mode [ 114.679995][ T5893] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 114.699132][ T5893] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 114.712646][ T5893] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.721867][ T5893] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.730692][ T5893] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.741085][ T5893] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.858246][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 114.866132][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 114.909045][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 114.917182][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/05/27 06:42:37 executed programs: 2 [ 115.057466][ T5083] Bluetooth: hci0: command tx timeout [ 115.406814][ C1] hrtimer: interrupt took 94669 ns [ 117.314374][ T5083] Bluetooth: hci0: command tx timeout [ 133.303176][ T1290] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.311403][ T1290] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.752416][ T1290] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.758990][ T1290] ieee802154 phy1 wpan1: encryption failed: -22 [ 220.656715][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 220.663378][ C1] rcu: 1-....: (10173 ticks this GP) idle=090c/1/0x4000000000000000 softirq=12547/12547 fqs=4594 [ 220.674929][ C1] rcu: hardirqs softirqs csw/system [ 220.681790][ C1] rcu: number: 1523879 0 0 [ 220.688294][ C1] rcu: cputime: 15784 36705 43 ==> 52490(ms) [ 220.696186][ C1] rcu: (t=10500 jiffies g=11929 q=761 ncpus=2) [ 220.702611][ C1] CPU: 1 PID: 5933 Comm: syz.0.17 Not tainted syzkaller #0 [ 220.710076][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 220.720242][ C1] RIP: 0010:rcu_read_unlock_special+0x83/0x4d0 [ 220.726410][ C1] Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 0e fd 91 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08 [ 220.746111][ C1] RSP: 0018:ffffc900001effe0 EFLAGS: 00000206 [ 220.752224][ C1] RAX: 1acee3ad49aa1c00 RBX: 1ffff9200003e000 RCX: 1acee3ad49aa1c00 [ 220.760491][ C1] RDX: dffffc0000000000 RSI: ffffffff8acacbe0 RDI: ffffffff8b1c9a20 [ 220.768572][ C1] RBP: ffffc900001f00a8 R08: ffffffff911c95c7 R09: 1ffffffff22392b8 [ 220.776546][ C1] R10: dffffc0000000000 R11: fffffbfff22392b9 R12: ffffffff8d137300 [ 220.784541][ C1] R13: dffffc0000000000 R14: ffff8880b8f3cf50 R15: 1ffff110171e79ea [ 220.792529][ C1] FS: 000055558440e500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 220.801570][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 220.808263][ C1] CR2: 000000000001c0fa CR3: 0000000076263000 CR4: 00000000003506e0 [ 220.816252][ C1] Call Trace: [ 220.819537][ C1] [ 220.822390][ C1] ? __rcu_read_unlock+0xd0/0xd0 [ 220.827336][ C1] ? read_lock_is_recursive+0x20/0x20 [ 220.833251][ C1] ? deref_stack_reg+0x1bd/0x240 [ 220.838481][ C1] __rcu_read_unlock+0x7c/0xd0 [ 220.843360][ C1] is_bpf_text_address+0x27e/0x2a0 [ 220.848490][ C1] ? is_bpf_text_address+0x26/0x2a0 [ 220.853713][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 220.860019][ C1] kernel_text_address+0xa0/0xd0 [ 220.864988][ C1] __kernel_text_address+0xd/0x30 [ 220.870213][ C1] unwind_get_return_address+0x5d/0xc0 [ 220.876037][ C1] ? stack_trace_save+0x100/0x100 [ 220.881236][ C1] arch_stack_walk+0x11d/0x190 [ 220.886192][ C1] stack_trace_save+0xaa/0x100 [ 220.890969][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 220.896442][ C1] ? kvm_sched_clock_read+0x11/0x20 [ 220.901853][ C1] kasan_set_track+0x4e/0x70 [ 220.906527][ C1] ? kasan_set_track+0x4e/0x70 [ 220.911393][ C1] ? kasan_save_free_info+0x2e/0x50 [ 220.916711][ C1] ? ____kasan_slab_free+0x126/0x1e0 [ 220.922098][ C1] ? slab_free_freelist_hook+0x130/0x1a0 [ 220.927836][ C1] ? __kmem_cache_free+0xba/0x1e0 [ 220.932887][ C1] ? skb_release_data+0x5dc/0x7b0 [ 220.938039][ C1] ? consume_skb+0xb2/0x110 [ 220.942560][ C1] ? ifb_xmit+0x1df/0x5b0 [ 220.947007][ C1] ? dev_hard_start_xmit+0x246/0x740 [ 220.952640][ C1] ? sch_direct_xmit+0x25e/0x4c0 [ 220.957578][ C1] ? __dev_queue_xmit+0x165d/0x3660 [ 220.962947][ C1] ? lapb_data_transmit+0x8a/0xa0 [ 220.968093][ C1] ? lapb_transmit_buffer+0x163/0x200 [ 220.973663][ C1] ? lapb_t1timer_expiry+0x699/0xab0 [ 220.979053][ C1] ? call_timer_fn+0x189/0x540 [ 220.984093][ C1] ? __run_timers+0x542/0x800 [ 220.989035][ C1] ? run_timer_softirq+0x67/0xf0 [ 220.994072][ C1] ? handle_softirqs+0x280/0x820 [ 220.999182][ C1] ? __irq_exit_rcu+0xd3/0x190 [ 221.004044][ C1] ? irq_exit_rcu+0x9/0x20 [ 221.008654][ C1] ? sysvec_apic_timer_interrupt+0xa4/0xc0 [ 221.014470][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 221.020742][ C1] ? finish_task_switch+0x26a/0x8f0 [ 221.026066][ C1] ? __schedule+0x155b/0x45a0 [ 221.031021][ C1] ? preempt_schedule_common+0x82/0xc0 [ 221.036573][ C1] ? preempt_schedule+0xc0/0xd0 [ 221.041427][ C1] ? preempt_schedule_thunk+0x1a/0x30 [ 221.046798][ C1] ? _raw_spin_unlock_irqrestore+0x111/0x120 [ 221.052890][ C1] ? __stack_depot_save+0x560/0x630 [ 221.058096][ C1] ? kasan_save_stack+0x4d/0x60 [ 221.063060][ C1] ? __kasan_record_aux_stack+0xaf/0xc0 [ 221.068620][ C1] ? task_work_add+0xd9/0x470 [ 221.073297][ C1] ? fput+0xdd/0x1a0 [ 221.077309][ C1] ? filp_close+0x10f/0x150 [ 221.081908][ C1] ? __close_range+0x368/0x660 [ 221.086756][ C1] ? __x64_sys_close_range+0x7a/0x90 [ 221.092277][ C1] ? do_syscall_64+0x55/0xb0 [ 221.097051][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 221.103393][ C1] ? __kmem_cache_free+0xba/0x1e0 [ 221.108538][ C1] kasan_save_free_info+0x2e/0x50 [ 221.113567][ C1] ____kasan_slab_free+0x126/0x1e0 [ 221.118775][ C1] slab_free_freelist_hook+0x130/0x1a0 [ 221.124230][ C1] ? lock_chain_count+0x20/0x20 [ 221.129198][ C1] ? skb_release_data+0x5dc/0x7b0 [ 221.134298][ C1] __kmem_cache_free+0xba/0x1e0 [ 221.139181][ C1] skb_release_data+0x5dc/0x7b0 [ 221.144081][ C1] consume_skb+0xb2/0x110 [ 221.148444][ C1] ifb_xmit+0x1df/0x5b0 [ 221.152785][ C1] dev_hard_start_xmit+0x246/0x740 [ 221.157915][ C1] sch_direct_xmit+0x25e/0x4c0 [ 221.162801][ C1] ? mrp_pdu_parse_vecattr_event+0x2a0/0x2a0 [ 221.168890][ C1] ? _raw_spin_unlock_irqrestore+0x111/0x120 [ 221.174871][ C1] ? __kasan_record_aux_stack+0x70/0xc0 [ 221.180686][ C1] ? task_work_add+0xd9/0x470 [ 221.185489][ C1] __dev_queue_xmit+0x165d/0x3660 [ 221.190635][ C1] ? __dev_queue_xmit+0x265/0x3660 [ 221.195756][ C1] ? netdev_core_pick_tx+0x340/0x340 [ 221.201248][ C1] ? slab_post_alloc_hook+0x8a/0x4b0 [ 221.206641][ C1] ? rcu_is_watching+0x15/0xb0 [ 221.211504][ C1] ? kmem_cache_alloc_node+0x17b/0x320 [ 221.216986][ C1] ? eth_header+0x11b/0x200 [ 221.221606][ C1] ? __asan_memcpy+0x40/0x70 [ 221.226214][ C1] ? eth_header+0x100/0x200 [ 221.230728][ C1] ? llc_sysctl_exit+0x70/0x70 [ 221.235925][ C1] ? lapbeth_data_transmit+0x1f4/0x2b0 [ 221.241395][ C1] ? lapbeth_data_indication+0x3e0/0x3e0 [ 221.247024][ C1] lapb_data_transmit+0x8a/0xa0 [ 221.252005][ C1] lapb_transmit_buffer+0x163/0x200 [ 221.257242][ C1] lapb_t1timer_expiry+0x699/0xab0 [ 221.262455][ C1] call_timer_fn+0x189/0x540 [ 221.267158][ C1] ? lapb_start_t1timer+0x100/0x100 [ 221.272383][ C1] ? call_timer_fn+0xd2/0x540 [ 221.277091][ C1] ? __run_timers+0x800/0x800 [ 221.281872][ C1] ? lapb_start_t1timer+0x100/0x100 [ 221.287248][ C1] __run_timers+0x542/0x800 [ 221.291757][ C1] ? detach_timer+0x2b0/0x2b0 [ 221.297227][ C1] ? lock_chain_count+0x20/0x20 [ 221.302074][ C1] run_timer_softirq+0x67/0xf0 [ 221.306846][ C1] handle_softirqs+0x280/0x820 [ 221.311612][ C1] ? __irq_exit_rcu+0xd3/0x190 [ 221.316403][ C1] ? do_softirq+0x1a0/0x1a0 [ 221.320927][ C1] ? irqtime_account_irq+0xb6/0x1c0 [ 221.326132][ C1] __irq_exit_rcu+0xd3/0x190 [ 221.330781][ C1] ? irq_exit_rcu+0x20/0x20 [ 221.335286][ C1] irq_exit_rcu+0x9/0x20 [ 221.339630][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 221.345307][ C1] [ 221.348240][ C1] [ 221.351293][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 221.357382][ C1] RIP: 0010:finish_task_switch+0x26a/0x8f0 [ 221.363413][ C1] Code: 0f 84 33 01 00 00 48 85 db 0f 85 52 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 4c 89 e7 e8 20 84 33 09 e8 3b 2e 30 00 fb 4c 8b 65 c0 <49> 8d bc 24 f8 15 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0 [ 221.383201][ C1] RSP: 0018:ffffc900033d7618 EFLAGS: 00000286 [ 221.389457][ C1] RAX: 1acee3ad49aa1c00 RBX: 0000000000000000 RCX: 1acee3ad49aa1c00 [ 221.397648][ C1] RDX: dffffc0000000000 RSI: ffffffff8acacbe0 RDI: ffffffff8b1c9a20 [ 221.405849][ C1] RBP: ffffc900033d7670 R08: ffffffff8e8b3aef R09: 1ffffffff1d1675d [ 221.413935][ C1] R10: dffffc0000000000 R11: fffffbfff1d1675e R12: ffff888079711e00 [ 221.422103][ C1] R13: dffffc0000000000 R14: ffff88801ca7da00 R15: ffff8880b8f3cac8 [ 221.430638][ C1] ? finish_task_switch+0x265/0x8f0 [ 221.436577][ C1] __schedule+0x155b/0x45a0 [ 221.441222][ C1] ? asan.module_dtor+0x20/0x20 [ 221.446250][ C1] ? perf_trace_preemptirq_template+0x269/0x330 [ 221.452503][ C1] ? lock_chain_count+0x20/0x20 [ 221.457379][ C1] ? preempt_schedule+0xc0/0xd0 [ 221.462263][ C1] preempt_schedule_common+0x82/0xc0 [ 221.467838][ C1] preempt_schedule+0xc0/0xd0 [ 221.472524][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 221.478203][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 221.484362][ C1] preempt_schedule_thunk+0x1a/0x30 [ 221.489657][ C1] _raw_spin_unlock_irqrestore+0x111/0x120 [ 221.495549][ C1] ? _raw_spin_unlock+0x40/0x40 [ 221.500401][ C1] ? stack_trace_save+0xaa/0x100 [ 221.505341][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 221.510549][ C1] __stack_depot_save+0x560/0x630 [ 221.515590][ C1] kasan_save_stack+0x4d/0x60 [ 221.520270][ C1] ? kasan_save_stack+0x3e/0x60 [ 221.525117][ C1] ? __kasan_record_aux_stack+0xaf/0xc0 [ 221.530752][ C1] ? task_work_add+0xd9/0x470 [ 221.535611][ C1] ? fput+0xdd/0x1a0 [ 221.539504][ C1] ? filp_close+0x10f/0x150 [ 221.544005][ C1] ? __close_range+0x368/0x660 [ 221.548766][ C1] ? __x64_sys_close_range+0x7a/0x90 [ 221.554085][ C1] ? do_syscall_64+0x55/0xb0 [ 221.558881][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 221.565087][ C1] __kasan_record_aux_stack+0xaf/0xc0 [ 221.570579][ C1] task_work_add+0xd9/0x470 [ 221.575113][ C1] ? __ia32_sys_pidfd_getfd+0x90/0x90 [ 221.580490][ C1] ? __lock_acquire+0x7d40/0x7d40 [ 221.585610][ C1] fput+0xdd/0x1a0 [ 221.589327][ C1] filp_close+0x10f/0x150 [ 221.593830][ C1] __close_range+0x368/0x660 [ 221.598434][ C1] ? pick_file+0x1e0/0x1e0 [ 221.602882][ C1] __x64_sys_close_range+0x7a/0x90 [ 221.608167][ C1] do_syscall_64+0x55/0xb0 [ 221.612695][ C1] ? clear_bhb_loop+0x40/0x90 [ 221.617468][ C1] ? clear_bhb_loop+0x40/0x90 [ 221.622361][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 221.628432][ C1] RIP: 0033:0x7f6766f9ce59 [ 221.632961][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 221.652661][ C1] RSP: 002b:00007ffe0f26fb58 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 221.661168][ C1] RAX: ffffffffffffffda RBX: 00007ffe0f26fc40 RCX: 00007f6766f9ce59 [ 221.669145][ C1] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 221.677210][ C1] RBP: 000000000001c0fa R08: 0000000000000001 R09: 0000000000000000 [ 221.685447][ C1] R10: 0000001b2c420000 R11: 0000000000000246 R12: 0000000000000000 [ 221.693519][ C1] R13: 00007f6767215fac R14: 00007f6767215fa8 R15: 00007f6767215fa0 [ 221.701856][ C1]