Warning: Permanently added '10.128.10.26' (ED25519) to the list of known hosts. 2025/10/25 15:08:47 parsed 1 programs [ 81.496102][ T4271] cgroup: Unknown subsys name 'net' [ 81.626011][ T4271] cgroup: Unknown subsys name 'rlimit' [ 83.179434][ T4271] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 84.626298][ T4287] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.634911][ T4287] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.642917][ T4287] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.651392][ T4287] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.659766][ T4287] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 84.667071][ T4287] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.899622][ T4307] chnl_net:caif_netlink_parms(): no params data found [ 85.956909][ T4307] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.964688][ T4307] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.973086][ T4307] device bridge_slave_0 entered promiscuous mode [ 85.987007][ T4307] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.994234][ T4307] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.002769][ T4307] device bridge_slave_1 entered promiscuous mode [ 86.025786][ T4307] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.042066][ T4307] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.067138][ T4307] team0: Port device team_slave_0 added [ 86.075510][ T4307] team0: Port device team_slave_1 added [ 86.099653][ T4307] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.106648][ T4307] 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. [ 86.132693][ T4307] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.145163][ T4307] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.152169][ T4307] 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. [ 86.178103][ T4307] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 86.210804][ T4307] device hsr_slave_0 entered promiscuous mode [ 86.217763][ T4307] device hsr_slave_1 entered promiscuous mode [ 86.324446][ T4307] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 86.337370][ T4307] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 86.347392][ T4307] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 86.356957][ T4307] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.395149][ T4307] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.402537][ T4307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.410596][ T4307] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.417722][ T4307] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.468304][ T4307] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.487829][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.504562][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.512932][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.521967][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 86.535956][ T4307] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.551195][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.560676][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.567848][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.584962][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.593752][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.600876][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.621762][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.631907][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.642846][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.657405][ T65] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.669717][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.680651][ T4307] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.821813][ T952] cfg80211: failed to load regulatory.db [ 86.904070][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.912980][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.929730][ T4307] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.953130][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 86.964653][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 87.042189][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 87.052036][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 87.130823][ T4307] device veth0_vlan entered promiscuous mode [ 87.141348][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 87.150150][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 87.166962][ T4307] device veth1_vlan entered promiscuous mode [ 87.196311][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 87.208146][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 87.218427][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 87.232271][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 87.251011][ T4307] device veth0_macvtap entered promiscuous mode [ 87.261570][ T4307] device veth1_macvtap entered promiscuous mode [ 87.278945][ T4307] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 87.288084][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 87.297390][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 87.307486][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 87.316193][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 87.328132][ T4307] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 87.341226][ T4307] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.350136][ T4307] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.358839][ T4307] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.368499][ T4307] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.380358][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 87.388938][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 87.513487][ T46] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.825441][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.836304][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.850089][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 88.864473][ T29] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.873274][ T29] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.881672][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/10/25 15:08:57 executed programs: 0 [ 89.640929][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.648717][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.658276][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.666534][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.674176][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 89.681744][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 89.814825][ T4368] chnl_net:caif_netlink_parms(): no params data found [ 89.862444][ T4368] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.869768][ T4368] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.877625][ T4368] device bridge_slave_0 entered promiscuous mode [ 89.886436][ T4368] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.895837][ T4368] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.904569][ T4368] device bridge_slave_1 entered promiscuous mode [ 89.928664][ T46] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.951201][ T4368] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.962422][ T4368] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.987818][ T4368] team0: Port device team_slave_0 added [ 89.995879][ T4368] team0: Port device team_slave_1 added [ 90.016675][ T4368] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.024327][ T4368] 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. [ 90.050394][ T4368] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.063796][ T4368] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.070816][ T4368] 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. [ 90.096967][ T4368] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.131715][ T4368] device hsr_slave_0 entered promiscuous mode [ 90.138436][ T4368] device hsr_slave_1 entered promiscuous mode [ 90.145527][ T4368] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 90.153540][ T4368] Cannot create hsr debugfs directory [ 91.709593][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 92.419658][ T46] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.530881][ T46] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.396657][ T46] device hsr_slave_0 left promiscuous mode [ 93.407374][ T46] device hsr_slave_1 left promiscuous mode [ 93.414475][ T46] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 93.424330][ T46] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 93.433169][ T46] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 93.443311][ T46] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 93.451687][ T46] device bridge_slave_1 left promiscuous mode [ 93.458651][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.473506][ T46] device bridge_slave_0 left promiscuous mode [ 93.480903][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.511013][ T46] device veth1_macvtap left promiscuous mode [ 93.517363][ T46] device veth0_macvtap left promiscuous mode [ 93.525023][ T46] device veth1_vlan left promiscuous mode [ 93.532290][ T46] device veth0_vlan left promiscuous mode [ 93.783116][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 93.952794][ T46] team0 (unregistering): Port device team_slave_1 removed [ 93.994801][ T46] team0 (unregistering): Port device team_slave_0 removed [ 94.048301][ T46] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 94.106893][ T46] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 94.366968][ T46] bond0 (unregistering): Released all slaves [ 94.444580][ T4368] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.454318][ T4368] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.464924][ T4368] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.478699][ T4368] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.560897][ T4368] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.573874][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.583688][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.600586][ T4368] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.613596][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.622860][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.631737][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.638819][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.649008][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 94.671599][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.681009][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.690936][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.698106][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.706401][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.715365][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.730487][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.739777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.750814][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.758740][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.768232][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.790284][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.799029][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.807751][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.816490][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.826189][ T4368] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.066167][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.074188][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.086646][ T4368] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.106444][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 95.116753][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.142163][ T4368] device veth0_vlan entered promiscuous mode [ 95.149100][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 95.157433][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.167005][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.175375][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.190198][ T4368] device veth1_vlan entered promiscuous mode [ 95.228777][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 95.237970][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 95.246966][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.255601][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.265740][ T4368] device veth0_macvtap entered promiscuous mode [ 95.275160][ T4368] device veth1_macvtap entered promiscuous mode [ 95.290384][ T4368] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.297761][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.306299][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.320323][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.328847][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.343016][ T4368] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.351669][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 95.360407][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.370755][ T4368] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.379835][ T4368] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.388559][ T4368] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.398006][ T4368] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.448874][ T29] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.459572][ T29] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.473598][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 95.487413][ T29] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 2025/10/25 15:09:03 executed programs: 2 [ 95.495479][ T29] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.504016][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 95.859992][ T48] Bluetooth: hci0: command 0x040f tx timeout [ 97.939396][ T48] Bluetooth: hci0: command 0x0419 tx timeout [ 99.181982][ T16] [ 99.184367][ T16] ====================================================== [ 99.191391][ T16] WARNING: possible circular locking dependency detected [ 99.198419][ T16] syzkaller #0 Not tainted [ 99.202837][ T16] ------------------------------------------------------ [ 99.209852][ T16] rcu_preempt/16 is trying to acquire lock: [ 99.215740][ T16] ffff8880b8e281d8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x184/0x870 [ 99.224474][ T16] [ 99.224474][ T16] but task is already holding lock: [ 99.231836][ T16] ffff8880b8e28418 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 99.240750][ T16] [ 99.240750][ T16] which lock already depends on the new lock. [ 99.240750][ T16] [ 99.251152][ T16] [ 99.251152][ T16] the existing dependency chain (in reverse order) is: [ 99.260169][ T16] [ 99.260169][ T16] -> #1 (&base->lock){-.-.}-{2:2}: [ 99.267492][ T16] _raw_spin_lock_irqsave+0xa4/0xf0 [ 99.273226][ T16] lock_timer_base+0x123/0x270 [ 99.278529][ T16] __mod_timer+0x117/0xd20 [ 99.283493][ T16] queue_delayed_work_on+0x126/0x1e0 [ 99.289340][ T16] kvfree_call_rcu+0x4cb/0x870 [ 99.294637][ T16] rtnl_register_internal+0x489/0x590 [ 99.300540][ T16] rtnl_register+0x2e/0x70 [ 99.305492][ T16] ip_rt_init+0x323/0x3b5 [ 99.310356][ T16] ip_init+0xa/0x14 [ 99.314705][ T16] inet_init+0x2bd/0x3cf [ 99.319475][ T16] do_one_initcall+0x214/0x7a0 [ 99.324781][ T16] do_initcall_level+0x137/0x1e4 [ 99.330259][ T16] do_initcalls+0x4b/0x8a [ 99.335125][ T16] kernel_init_freeable+0x3fa/0x5ac [ 99.340857][ T16] kernel_init+0x19/0x1b0 [ 99.345740][ T16] ret_from_fork+0x1f/0x30 [ 99.350691][ T16] [ 99.350691][ T16] -> #0 (krc.lock){..-.}-{2:2}: [ 99.357733][ T16] __lock_acquire+0x2cf8/0x7c50 [ 99.363124][ T16] lock_acquire+0x1b4/0x490 [ 99.368163][ T16] _raw_spin_lock+0x2a/0x40 [ 99.373201][ T16] kvfree_call_rcu+0x184/0x870 [ 99.378496][ T16] trie_delete_elem+0x52d/0x690 [ 99.383887][ T16] bpf_prog_5186c38a4019a4cb+0x42/0x46 [ 99.389895][ T16] bpf_trace_run3+0x1e3/0x400 [ 99.395145][ T16] enqueue_timer+0x411/0x5c0 [ 99.400265][ T16] __mod_timer+0x8e1/0xd20 [ 99.405313][ T16] schedule_timeout+0x157/0x280 [ 99.410696][ T16] rcu_gp_fqs_loop+0x2f2/0x1310 [ 99.416070][ T16] rcu_gp_kthread+0x95/0x380 [ 99.421185][ T16] kthread+0x29d/0x330 [ 99.425790][ T16] ret_from_fork+0x1f/0x30 [ 99.430743][ T16] [ 99.430743][ T16] other info that might help us debug this: [ 99.430743][ T16] [ 99.440970][ T16] Possible unsafe locking scenario: [ 99.440970][ T16] [ 99.448434][ T16] CPU0 CPU1 [ 99.453816][ T16] ---- ---- [ 99.459195][ T16] lock(&base->lock); [ 99.463280][ T16] lock(krc.lock); [ 99.469702][ T16] lock(&base->lock); [ 99.476385][ T16] lock(krc.lock); [ 99.480204][ T16] [ 99.480204][ T16] *** DEADLOCK *** [ 99.480204][ T16] [ 99.488353][ T16] 2 locks held by rcu_preempt/16: [ 99.493377][ T16] #0: ffff8880b8e28418 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 99.502711][ T16] #1: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run3+0xf0/0x400 [ 99.512048][ T16] [ 99.512048][ T16] stack backtrace: [ 99.517966][ T16] CPU: 0 PID: 16 Comm: rcu_preempt Not tainted syzkaller #0 [ 99.525271][ T16] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 99.535359][ T16] Call Trace: [ 99.538655][ T16] [ 99.541686][ T16] dump_stack_lvl+0x168/0x22e [ 99.546411][ T16] ? load_image+0x3b0/0x3b0 [ 99.550933][ T16] ? show_regs_print_info+0x12/0x12 [ 99.556145][ T16] ? print_circular_bug+0x12b/0x1a0 [ 99.561362][ T16] check_noncircular+0x274/0x310 [ 99.566327][ T16] ? add_chain_block+0x940/0x940 [ 99.571295][ T16] ? lockdep_lock+0xdc/0x1e0 [ 99.575918][ T16] ? _find_first_zero_bit+0xcf/0x100 [ 99.581228][ T16] __lock_acquire+0x2cf8/0x7c50 [ 99.586109][ T16] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 99.592037][ T16] ? verify_lock_unused+0x140/0x140 [ 99.597255][ T16] ? kasan_save_stack+0x4c/0x60 [ 99.602119][ T16] ? kasan_save_stack+0x3a/0x60 [ 99.606982][ T16] ? __kasan_record_aux_stack+0xb2/0xc0 [ 99.612543][ T16] ? kvfree_call_rcu+0x108/0x870 [ 99.617495][ T16] ? trie_delete_elem+0x52d/0x690 [ 99.622533][ T16] ? bpf_prog_5186c38a4019a4cb+0x42/0x46 [ 99.628171][ T16] ? bpf_trace_run3+0x1e3/0x400 [ 99.633038][ T16] ? enqueue_timer+0x411/0x5c0 [ 99.637806][ T16] ? __mod_timer+0x8e1/0xd20 [ 99.642424][ T16] ? schedule_timeout+0x157/0x280 [ 99.647469][ T16] ? rcu_gp_fqs_loop+0x2f2/0x1310 [ 99.652508][ T16] ? rcu_gp_kthread+0x95/0x380 [ 99.657284][ T16] ? kthread+0x29d/0x330 [ 99.661545][ T16] ? ret_from_fork+0x1f/0x30 [ 99.666163][ T16] lock_acquire+0x1b4/0x490 [ 99.670678][ T16] ? kvfree_call_rcu+0x184/0x870 [ 99.675631][ T16] ? read_lock_is_recursive+0x10/0x10 [ 99.681037][ T16] ? __phys_addr+0xb6/0x170 [ 99.685559][ T16] _raw_spin_lock+0x2a/0x40 [ 99.690075][ T16] ? kvfree_call_rcu+0x184/0x870 [ 99.695023][ T16] kvfree_call_rcu+0x184/0x870 [ 99.699810][ T16] ? rcu_leak_callback+0x10/0x10 [ 99.704775][ T16] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 99.710686][ T16] ? _raw_spin_unlock+0x40/0x40 [ 99.715556][ T16] trie_delete_elem+0x52d/0x690 [ 99.720424][ T16] bpf_prog_5186c38a4019a4cb+0x42/0x46 [ 99.725977][ T16] bpf_trace_run3+0x1e3/0x400 [ 99.730672][ T16] ? bpf_trace_run3+0xf0/0x400 [ 99.735450][ T16] ? bpf_trace_run2+0x3b0/0x3b0 [ 99.740331][ T16] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 99.746240][ T16] ? _raw_spin_unlock+0x40/0x40 [ 99.751107][ T16] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 99.757102][ T16] enqueue_timer+0x411/0x5c0 [ 99.761700][ T16] __mod_timer+0x8e1/0xd20 [ 99.766138][ T16] schedule_timeout+0x157/0x280 [ 99.771003][ T16] ? console_conditional_schedule+0x40/0x40 [ 99.776915][ T16] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 99.782913][ T16] ? update_process_times+0x1b0/0x1b0 [ 99.788303][ T16] ? prepare_to_swait_event+0x335/0x350 [ 99.793868][ T16] rcu_gp_fqs_loop+0x2f2/0x1310 [ 99.798725][ T16] ? rcu_gp_kthread+0x380/0x380 [ 99.803582][ T16] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 99.809577][ T16] ? rcu_gp_init+0x14b0/0x14b0 [ 99.814347][ T16] ? rcu_gp_cleanup+0xb4c/0xca0 [ 99.819210][ T16] ? _raw_spin_unlock_irq+0x1f/0x40 [ 99.824421][ T16] ? lockdep_hardirqs_on+0x94/0x140 [ 99.829634][ T16] rcu_gp_kthread+0x95/0x380 [ 99.834233][ T16] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 99.839355][ T16] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 99.845272][ T16] ? __kthread_parkme+0x162/0x1c0 [ 99.850398][ T16] kthread+0x29d/0x330 [ 99.854484][ T16] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 99.859600][ T16] ? kthread_blkcg+0xd0/0xd0 [ 99.864205][ T16] ret_from_fork+0x1f/0x30 [ 99.868642][ T16] 2025/10/25 15:09:08 executed programs: 192 2025/10/25 15:09:13 executed programs: 439 [ 108.907455][ T4287] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 108.914700][ T4287] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 108.922483][ T4287] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 108.930082][ T4287] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 108.937415][ T4287] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 108.944761][ T4287] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 109.035198][ T5033] chnl_net:caif_netlink_parms(): no params data found [ 109.072674][ T5033] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.079857][ T5033] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.087651][ T5033] device bridge_slave_0 entered promiscuous mode [ 109.095774][ T5033] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.102938][ T5033] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.110724][ T5033] device bridge_slave_1 entered promiscuous mode [ 109.132720][ T4324] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 109.144952][ T5033] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 109.155735][ T5033] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link