Warning: Permanently added '10.128.1.10' (ED25519) to the list of known hosts. 2025/09/19 20:14:44 parsed 1 programs [ 91.699171][ T5867] cgroup: Unknown subsys name 'net' [ 91.834389][ T5867] cgroup: Unknown subsys name 'cpuset' [ 91.843774][ T5867] cgroup: Unknown subsys name 'rlimit' [ 91.972008][ T9] cfg80211: failed to load regulatory.db [ 93.589771][ T5867] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 96.645276][ T5880] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 98.055209][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.063745][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.129027][ T2951] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.137269][ T2951] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.604699][ T5928] chnl_net:caif_netlink_parms(): no params data found [ 99.688855][ T5928] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.696783][ T5928] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.704123][ T5928] bridge_slave_0: entered allmulticast mode [ 99.711998][ T5928] bridge_slave_0: entered promiscuous mode [ 99.721446][ T5928] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.728710][ T5928] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.736054][ T5928] bridge_slave_1: entered allmulticast mode [ 99.743366][ T5928] bridge_slave_1: entered promiscuous mode [ 99.777585][ T5928] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.789590][ T5928] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.825207][ T5928] team0: Port device team_slave_0 added [ 99.833792][ T5928] team0: Port device team_slave_1 added [ 99.864666][ T5928] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.872070][ T5928] 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 1532 would solve the problem. [ 99.898024][ T5928] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.910939][ T5928] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.917928][ T5928] 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 1532 would solve the problem. [ 99.943936][ T5928] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.991824][ T5928] hsr_slave_0: entered promiscuous mode [ 99.998377][ T5928] hsr_slave_1: entered promiscuous mode [ 100.165928][ T5928] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.179368][ T5928] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.191248][ T5928] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.201845][ T5928] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.286609][ T5928] 8021q: adding VLAN 0 to HW filter on device bond0 [ 100.313916][ T5928] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.327163][ T78] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.334979][ T78] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.351789][ T78] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.358944][ T78] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.556175][ T5928] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.597636][ T5928] veth0_vlan: entered promiscuous mode [ 100.609053][ T5928] veth1_vlan: entered promiscuous mode [ 100.639973][ T5928] veth0_macvtap: entered promiscuous mode [ 100.650214][ T5928] veth1_macvtap: entered promiscuous mode [ 100.672503][ T5928] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.687827][ T5928] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.706234][ T78] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.715858][ T78] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.731021][ T78] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.739795][ T78] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.856820][ T78] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.926427][ T78] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.042887][ T78] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.063233][ T5955] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 101.073413][ T5955] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 101.081867][ T5955] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 101.091763][ T5955] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 101.099949][ T5955] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 101.138992][ T78] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/09/19 20:14:58 executed programs: 0 [ 102.271651][ T5184] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 102.279575][ T5184] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 102.288032][ T5184] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 102.301148][ T5184] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 102.309311][ T5184] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 102.495566][ T5976] chnl_net:caif_netlink_parms(): no params data found [ 102.574079][ T5976] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.581704][ T5976] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.588931][ T5976] bridge_slave_0: entered allmulticast mode [ 102.597418][ T5976] bridge_slave_0: entered promiscuous mode [ 102.605992][ T5976] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.613401][ T5976] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.621091][ T5976] bridge_slave_1: entered allmulticast mode [ 102.628349][ T5976] bridge_slave_1: entered promiscuous mode [ 102.665480][ T5976] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.677336][ T5976] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.715239][ T5976] team0: Port device team_slave_0 added [ 102.723318][ T5976] team0: Port device team_slave_1 added [ 102.756903][ T5976] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.764025][ T5976] 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 1532 would solve the problem. [ 102.792124][ T5976] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.804550][ T5976] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.811767][ T5976] 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 1532 would solve the problem. [ 102.838680][ T5976] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.888190][ T5976] hsr_slave_0: entered promiscuous mode [ 102.895055][ T5976] hsr_slave_1: entered promiscuous mode [ 102.902260][ T5976] debugfs: 'hsr0' already exists in 'hsr' [ 102.908096][ T5976] Cannot create hsr debugfs directory [ 103.697225][ T78] bridge_slave_1: left allmulticast mode [ 103.703473][ T78] bridge_slave_1: left promiscuous mode [ 103.711265][ T78] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.729130][ T78] bridge_slave_0: left allmulticast mode [ 103.735103][ T78] bridge_slave_0: left promiscuous mode [ 103.741780][ T78] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.004275][ T78] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 104.016080][ T78] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 104.027266][ T78] bond0 (unregistering): Released all slaves [ 104.193239][ T78] hsr_slave_0: left promiscuous mode [ 104.211155][ T78] hsr_slave_1: left promiscuous mode [ 104.230732][ T78] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 104.238423][ T78] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 104.256202][ T78] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 104.268199][ T78] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 104.293647][ T78] veth1_macvtap: left promiscuous mode [ 104.300081][ T78] veth0_macvtap: left promiscuous mode [ 104.311586][ T78] veth1_vlan: left promiscuous mode [ 104.317158][ T78] veth0_vlan: left promiscuous mode [ 104.373385][ T5955] Bluetooth: hci0: command tx timeout [ 104.867014][ T78] team0 (unregistering): Port device team_slave_1 removed [ 104.896779][ T78] team0 (unregistering): Port device team_slave_0 removed [ 105.466274][ T5976] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 105.478331][ T5976] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 105.504338][ T5976] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 105.524371][ T5976] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 105.879430][ T5976] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.913947][ T5976] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.946914][ T78] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.954162][ T78] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.997316][ T78] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.004553][ T78] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.118653][ T5976] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 106.134720][ T5976] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 106.431245][ T5976] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 106.451923][ T5955] Bluetooth: hci0: command tx timeout [ 106.504079][ T5976] veth0_vlan: entered promiscuous mode [ 106.519259][ T5976] veth1_vlan: entered promiscuous mode [ 106.554426][ T5976] veth0_macvtap: entered promiscuous mode [ 106.564183][ T5976] veth1_macvtap: entered promiscuous mode [ 106.584826][ T5976] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.600215][ T5976] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.615649][ T2951] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.625191][ T2951] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.639686][ T2951] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.649052][ T2951] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.706485][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.716157][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.743043][ T78] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.751947][ T78] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.039084][ C1] hrtimer: interrupt took 1244325989 ns 2025/09/19 20:15:04 executed programs: 3 [ 108.530391][ T5955] Bluetooth: hci0: command tx timeout [ 110.610862][ T5955] Bluetooth: hci0: command tx timeout [ 213.080237][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 213.087278][ C0] rcu: 1-...!: (1 GPs behind) idle=12d4/1/0x4000000000000000 softirq=18017/18022 fqs=1 [ 213.097589][ C0] rcu: (detected by 0, t=10502 jiffies, g=12353, q=526 ncpus=2) [ 213.105355][ C0] Sending NMI from CPU 0 to CPUs 1: [ 213.105398][ C1] NMI backtrace for cpu 1 [ 213.105434][ C1] CPU: 1 UID: 0 PID: 78 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT(full) [ 213.105458][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 213.105471][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 213.105514][ C1] RIP: 0010:advance_sched+0xa1d/0xc90 [ 213.105538][ C1] Code: 1d 00 00 00 00 48 c7 c7 e0 a0 13 8e 31 f6 31 d2 b9 02 00 00 00 45 31 c0 45 31 c9 53 e8 1c b6 01 f8 48 83 c4 08 e8 c3 67 df 01 <89> c5 31 ff 89 c6 e8 a8 0a 24 f8 85 ed 74 10 e8 bf b8 0a f8 84 c0 [ 213.105552][ C1] RSP: 0018:ffffc90000a08c70 EFLAGS: 00000046 [ 213.105566][ C1] RAX: 0000000000000001 RBX: ffffffff899ba6f8 RCX: ffff88801c7b9e00 [ 213.105578][ C1] RDX: 0000000000000001 RSI: ffffffff8dba98f7 RDI: ffffffff8be33f00 [ 213.105589][ C1] RBP: ffff88807bccd550 R08: 0000000000000000 R09: ffffffff899ba6f8 [ 213.105601][ C1] R10: dffffc0000000000 R11: ffffed100f22625e R12: ffff888079131360 [ 213.105613][ C1] R13: ffff888079131000 R14: 1866c847191846f9 R15: ffff88807bccd000 [ 213.105626][ C1] FS: 0000000000000000(0000) GS:ffff888125d13000(0000) knlGS:0000000000000000 [ 213.105639][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 213.105650][ C1] CR2: 0000200000000600 CR3: 000000000df36000 CR4: 00000000003526f0 [ 213.105665][ C1] Call Trace: [ 213.105674][ C1] [ 213.105692][ C1] ? __pfx_advance_sched+0x10/0x10 [ 213.105713][ C1] __hrtimer_run_queues+0x529/0xc60 [ 213.105741][ C1] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 213.105756][ C1] ? read_tsc+0x9/0x20 [ 213.105786][ C1] hrtimer_interrupt+0x45b/0xaa0 [ 213.105816][ C1] __sysvec_apic_timer_interrupt+0x108/0x410 [ 213.105837][ C1] sysvec_apic_timer_interrupt+0xa1/0xc0 [ 213.105855][ C1] [ 213.105860][ C1] [ 213.105867][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 213.105886][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xa8/0x110 [ 213.105903][ C1] Code: 74 05 e8 5b b8 49 f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 e3 5e 12 f6 65 8b 05 6c 31 23 07 85 c0 74 40 48 c7 04 24 0e 36 [ 213.105916][ C1] RSP: 0018:ffffc9000217eae0 EFLAGS: 00000206 [ 213.105930][ C1] RAX: 8e4bb24cfba4b100 RBX: 0000000000000a06 RCX: 8e4bb24cfba4b100 [ 213.105941][ C1] RDX: 0000000000000002 RSI: ffffffff8d9ba1da RDI: 0000000000000001 [ 213.105952][ C1] RBP: ffffc9000217eb70 R08: ffffffff8fa38f37 R09: 1ffffffff1f471e6 [ 213.105964][ C1] R10: dffffc0000000000 R11: fffffbfff1f471e7 R12: dffffc0000000000 [ 213.105976][ C1] R13: ffff88807505f738 R14: ffffffff99d83dd0 R15: 1ffff9200042fd5c [ 213.105999][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 213.106016][ C1] ? alloc_object+0xbf/0x310 [ 213.106043][ C1] debug_object_activate+0x2e2/0x420 [ 213.106072][ C1] ? __pfx_dst_destroy_rcu+0x10/0x10 [ 213.106096][ C1] call_rcu+0xaa/0x9c0 [ 213.106117][ C1] ? rcuref_put+0x1b7/0x210 [ 213.106141][ C1] ? __pfx_rcuref_put+0x10/0x10 [ 213.106163][ C1] ? rcu_lockdep_current_cpu_online+0x37/0x120 [ 213.106183][ C1] ? __pfx_call_rcu+0x10/0x10 [ 213.106200][ C1] ? rcu_read_lock_bh_held+0x79/0xe0 [ 213.106218][ C1] ? percpu_counter_add_batch+0xea/0x1e0 [ 213.106244][ C1] ? dst_release+0x126/0x1b0 [ 213.106269][ C1] __dev_queue_xmit+0x85c/0x3b50 [ 213.106300][ C1] ? __dev_queue_xmit+0x27b/0x3b50 [ 213.106325][ C1] ? unwind_next_frame+0xa5/0x2390 [ 213.106347][ C1] ? unwind_next_frame+0xa5/0x2390 [ 213.106366][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 213.106391][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 213.106414][ C1] ? skb_network_protocol+0x508/0x760 [ 213.106447][ C1] ? __pfx_skb_network_protocol+0x10/0x10 [ 213.106473][ C1] ? __lock_acquire+0xab9/0xd20 [ 213.106499][ C1] ? macvlan_broadcast+0x5ad/0x630 [ 213.106529][ C1] macvlan_start_xmit+0x46d/0x6e0 [ 213.106553][ C1] ? __pfx_macvlan_start_xmit+0x10/0x10 [ 213.106581][ C1] dev_hard_start_xmit+0x2d7/0x830 [ 213.106613][ C1] __dev_queue_xmit+0x1b8d/0x3b50 [ 213.106637][ C1] ? register_lock_class+0x51/0x320 [ 213.106665][ C1] ? __dev_queue_xmit+0x27b/0x3b50 [ 213.106696][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 213.106721][ C1] ? read_seqbegin+0x122/0x250 [ 213.106737][ C1] ? neigh_resolve_output+0x438/0x750 [ 213.106754][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 213.106771][ C1] ? read_seqbegin+0x1ac/0x250 [ 213.106788][ C1] ? __pfx_read_seqbegin+0x10/0x10 [ 213.106804][ C1] ? __local_bh_enable_ip+0x12d/0x1c0 [ 213.106820][ C1] ? eth_header+0x11b/0x200 [ 213.106842][ C1] ? __asan_memcpy+0x40/0x70 [ 213.106861][ C1] ? eth_header+0x11b/0x200 [ 213.106883][ C1] ? __pfx_macvlan_hard_header+0x10/0x10 [ 213.106907][ C1] ? neigh_resolve_output+0x624/0x750 [ 213.106933][ C1] ip6_finish_output2+0xfb0/0x1480 [ 213.106959][ C1] ? __pfx_ip6_finish_output2+0x10/0x10 [ 213.106979][ C1] ? ip6_mtu+0x7d/0x490 [ 213.106994][ C1] ? ip6_mtu+0x38c/0x490 [ 213.107010][ C1] ? ip6_finish_output+0x2ef/0x4e0 [ 213.107027][ C1] ? ip6_output+0x126/0x550 [ 213.107042][ C1] ip6_output+0x340/0x550 [ 213.107060][ C1] ndisc_send_skb+0xbce/0x1510 [ 213.107090][ C1] ? ndisc_send_skb+0x1e4/0x1510 [ 213.107117][ C1] ? __pfx_ndisc_send_skb+0x10/0x10 [ 213.107139][ C1] ? ndisc_ns_create+0x4ea/0x650 [ 213.107163][ C1] ? __asan_memcpy+0x40/0x70 [ 213.107187][ C1] ? mod_delayed_work_on+0x128/0x200 [ 213.107211][ C1] ndisc_send_ns+0xcb/0x150 [ 213.107235][ C1] ? __pfx_ndisc_send_ns+0x10/0x10 [ 213.107259][ C1] ? addrconf_dad_work+0xa04/0x14b0 [ 213.107288][ C1] addrconf_dad_work+0xaae/0x14b0 [ 213.107313][ C1] ? __lock_acquire+0xab9/0xd20 [ 213.107341][ C1] ? __pfx_addrconf_dad_work+0x10/0x10 [ 213.107372][ C1] ? process_scheduled_works+0x9ef/0x17b0 [ 213.107396][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 213.107417][ C1] ? process_scheduled_works+0x9ef/0x17b0 [ 213.107442][ C1] ? process_scheduled_works+0x9ef/0x17b0 [ 213.107465][ C1] process_scheduled_works+0xae1/0x17b0 [ 213.107506][ C1] ? __pfx_process_scheduled_works+0x10/0x10 [ 213.107535][ C1] worker_thread+0x8a0/0xda0 [ 213.107565][ C1] kthread+0x70e/0x8a0 [ 213.107588][ C1] ? __pfx_worker_thread+0x10/0x10 [ 213.107603][ C1] ? __pfx_kthread+0x10/0x10 [ 213.107624][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 213.107639][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 213.107655][ C1] ? __pfx_kthread+0x10/0x10 [ 213.107675][ C1] ret_from_fork+0x439/0x7d0 [ 213.107692][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 213.107712][ C1] ? __switch_to_asm+0x39/0x70 [ 213.107733][ C1] ? __switch_to_asm+0x33/0x70 [ 213.107753][ C1] ? __pfx_kthread+0x10/0x10 [ 213.107774][ C1] ret_from_fork_asm+0x1a/0x30 [ 213.107810][ C1] [ 213.108385][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 10499 jiffies! g12353 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 213.775692][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=3457 [ 213.783511][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g12353 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 213.794893][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 213.804874][ C0] rcu: RCU grace-period kthread stack dump: [ 213.810785][ C0] task:rcu_preempt state:I stack:27160 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 [ 213.822734][ C0] Call Trace: [ 213.826026][ C0] [ 213.828978][ C0] __schedule+0x1798/0x4cc0 [ 213.833554][ C0] ? __lock_acquire+0xab9/0xd20 [ 213.838436][ C0] ? __pfx___schedule+0x10/0x10 [ 213.843328][ C0] ? schedule+0x91/0x360 [ 213.847594][ C0] schedule+0x165/0x360 [ 213.851771][ C0] schedule_timeout+0x12b/0x270 [ 213.856647][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 213.862042][ C0] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 213.867954][ C0] ? __pfx_process_timeout+0x10/0x10 [ 213.873268][ C0] ? prepare_to_swait_event+0x341/0x380 [ 213.878931][ C0] rcu_gp_fqs_loop+0x301/0x1540 [ 213.883825][ C0] ? __pfx_rcu_watching_snap_save+0x10/0x10 [ 213.889839][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 213.895155][ C0] ? _raw_spin_unlock_irq+0x2e/0x50 [ 213.900389][ C0] ? finish_swait+0xcd/0x1f0 [ 213.905042][ C0] rcu_gp_kthread+0x99/0x390 [ 213.909672][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 213.914912][ C0] ? __kthread_parkme+0x7b/0x200 [ 213.919878][ C0] ? __kthread_parkme+0x1a1/0x200 [ 213.924932][ C0] kthread+0x70e/0x8a0 [ 213.929067][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 213.934312][ C0] ? __pfx_kthread+0x10/0x10 [ 213.938941][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 213.944180][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 213.949400][ C0] ? __pfx_kthread+0x10/0x10 [ 213.954022][ C0] ret_from_fork+0x439/0x7d0 [ 213.958641][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 213.963775][ C0] ? __switch_to_asm+0x39/0x70 [ 213.968560][ C0] ? __switch_to_asm+0x33/0x70 [ 213.973346][ C0] ? __pfx_kthread+0x10/0x10 [ 213.977961][ C0] ret_from_fork_asm+0x1a/0x30 [ 213.982769][ C0]