Warning: Permanently added '10.128.1.105' (ED25519) to the list of known hosts. 2025/10/27 01:02:04 parsed 1 programs [ 75.064247][ T4271] cgroup: Unknown subsys name 'net' [ 75.198026][ T4271] cgroup: Unknown subsys name 'rlimit' [ 76.759400][ T4271] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 80.488724][ T4332] chnl_net:caif_netlink_parms(): no params data found [ 80.546932][ T4332] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.554804][ T4332] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.562929][ T4332] device bridge_slave_0 entered promiscuous mode [ 80.573228][ T4332] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.580356][ T4332] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.588371][ T4332] device bridge_slave_1 entered promiscuous mode [ 80.624253][ T4332] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.636046][ T4332] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.668633][ T4332] team0: Port device team_slave_0 added [ 80.676693][ T4332] team0: Port device team_slave_1 added [ 80.696467][ T4332] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 80.703548][ T4332] 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. [ 80.731149][ T4332] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 80.752453][ T4332] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 80.759435][ T4332] 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. [ 80.785476][ T4332] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 80.818448][ T4332] device hsr_slave_0 entered promiscuous mode [ 80.825665][ T4332] device hsr_slave_1 entered promiscuous mode [ 80.956758][ T4332] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 80.970545][ T4332] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 80.981280][ T4332] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 80.990789][ T4332] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.030696][ T4332] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.038072][ T4332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.046125][ T4332] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.053248][ T4332] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.100404][ T4332] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.118007][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.160571][ T75] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.169912][ T75] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.183981][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 81.197126][ T4332] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.209902][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.218617][ T75] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.225743][ T75] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.244971][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.254258][ T51] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.261338][ T51] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.280346][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.289158][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.301859][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.320932][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.333677][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.344011][ T4332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.621920][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.637265][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.654249][ T4332] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.699537][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.710005][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.729773][ T4352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.740686][ T4352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.752416][ T4332] device veth0_vlan entered promiscuous mode [ 81.764978][ T4352] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.773421][ T4352] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.784164][ T4332] device veth1_vlan entered promiscuous mode [ 81.817749][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.827381][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.837003][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 81.846224][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 81.866773][ T4332] device veth0_macvtap entered promiscuous mode [ 81.878415][ T4332] device veth1_macvtap entered promiscuous mode [ 81.899814][ T4332] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.908116][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 81.923072][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 81.931212][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 81.941355][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 81.955493][ T4332] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.968744][ T4332] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.978024][ T4332] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.988174][ T4332] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.998189][ T4332] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.051902][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.060834][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.246710][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.279961][ T4359] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.289292][ T4359] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.297151][ T4359] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.305570][ T4359] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.313884][ T4359] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 82.321151][ T4359] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.639493][ T33] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.657835][ T33] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.674273][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 82.685009][ T51] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.694316][ T51] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.703835][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/10/27 01:02:14 executed programs: 0 [ 83.057596][ T4359] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 83.066742][ T4359] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 83.074499][ T4359] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 83.082984][ T4359] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 83.092738][ T4359] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 83.099984][ T4359] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 83.239695][ T4375] chnl_net:caif_netlink_parms(): no params data found [ 83.290851][ T4375] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.298383][ T4375] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.306758][ T4375] device bridge_slave_0 entered promiscuous mode [ 83.316777][ T4375] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.324074][ T4375] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.332269][ T4375] device bridge_slave_1 entered promiscuous mode [ 83.355684][ T4375] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.366762][ T4375] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.395842][ T4375] team0: Port device team_slave_0 added [ 83.404796][ T4375] team0: Port device team_slave_1 added [ 83.424356][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.431436][ T4375] 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. [ 83.457833][ T4375] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.475471][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.482576][ T4375] 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. [ 83.509044][ T4375] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.544199][ T4375] device hsr_slave_0 entered promiscuous mode [ 83.550975][ T4375] device hsr_slave_1 entered promiscuous mode [ 83.557603][ T4375] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 83.566086][ T4375] Cannot create hsr debugfs directory [ 84.293305][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.143096][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 86.531473][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.614171][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.663877][ T951] cfg80211: failed to load regulatory.db [ 87.221895][ T4359] Bluetooth: hci0: command 0x041b tx timeout [ 87.500630][ T4375] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.525649][ T4375] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.538052][ T4375] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.550734][ T4375] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.570557][ T9] device hsr_slave_0 left promiscuous mode [ 87.581400][ T9] device hsr_slave_1 left promiscuous mode [ 87.588457][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 87.598699][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 87.607798][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 87.617542][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 87.626610][ T9] device bridge_slave_1 left promiscuous mode [ 87.637184][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.649373][ T9] device bridge_slave_0 left promiscuous mode [ 87.659075][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.686469][ T9] device veth1_macvtap left promiscuous mode [ 87.692969][ T9] device veth0_macvtap left promiscuous mode [ 87.699119][ T9] device veth1_vlan left promiscuous mode [ 87.707141][ T9] device veth0_vlan left promiscuous mode [ 88.169419][ T9] team0 (unregistering): Port device team_slave_1 removed [ 88.209607][ T9] team0 (unregistering): Port device team_slave_0 removed [ 88.238918][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.269053][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.536991][ T9] bond0 (unregistering): Released all slaves [ 88.654800][ T4375] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.668919][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 88.677381][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.689156][ T4375] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.700089][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 88.711398][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.720725][ T75] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.727870][ T75] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.736324][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.763343][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 88.772310][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.780716][ T75] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.787854][ T75] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.798393][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.814730][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.838954][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.848597][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.859366][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.867754][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.876713][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.893067][ T4375] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.903944][ T4375] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.915994][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.924733][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.939786][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.948552][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.957463][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.198253][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.205806][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.220585][ T4375] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.238726][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 89.248442][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 89.268818][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 89.278308][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 89.286921][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 89.295009][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 89.302552][ T4359] Bluetooth: hci0: command 0x040f tx timeout [ 89.312477][ T4375] device veth0_vlan entered promiscuous mode [ 89.335082][ T4375] device veth1_vlan entered promiscuous mode [ 89.355704][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 89.365694][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 89.376726][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 89.385931][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 89.407602][ T4375] device veth0_macvtap entered promiscuous mode [ 89.416735][ T4375] device veth1_macvtap entered promiscuous mode [ 89.433472][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.440801][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 89.449145][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 89.457687][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 89.466401][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 89.490478][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.498100][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 89.507592][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 89.518941][ T4375] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.527973][ T4375] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.536825][ T4375] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.545981][ T4375] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.620518][ T33] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.628651][ T33] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.639309][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2025/10/27 01:02:21 executed programs: 2 [ 89.670893][ T75] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.679094][ T75] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.690340][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 90.352989][ T4277] [ 90.355377][ T4277] ====================================================== [ 90.362400][ T4277] WARNING: possible circular locking dependency detected [ 90.369470][ T4277] syzkaller #0 Not tainted [ 90.373893][ T4277] ------------------------------------------------------ [ 90.380934][ T4277] syz-execprog/4277 is trying to acquire lock: [ 90.387190][ T4277] ffff8880b8f281d8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x184/0x870 [ 90.395844][ T4277] [ 90.395844][ T4277] but task is already holding lock: [ 90.403218][ T4277] ffff8880b8f28418 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 90.412127][ T4277] [ 90.412127][ T4277] which lock already depends on the new lock. [ 90.412127][ T4277] [ 90.422558][ T4277] [ 90.422558][ T4277] the existing dependency chain (in reverse order) is: [ 90.431583][ T4277] [ 90.431583][ T4277] -> #1 (&base->lock){-.-.}-{2:2}: [ 90.438920][ T4277] _raw_spin_lock_irqsave+0xa4/0xf0 [ 90.444686][ T4277] lock_timer_base+0x123/0x270 [ 90.449995][ T4277] __mod_timer+0x117/0xd20 [ 90.454954][ T4277] queue_delayed_work_on+0x126/0x1e0 [ 90.460778][ T4277] kvfree_call_rcu+0x4cb/0x870 [ 90.466103][ T4277] rtnl_register_internal+0x489/0x590 [ 90.472017][ T4277] rtnl_register+0x2e/0x70 [ 90.476965][ T4277] ip_rt_init+0x323/0x3b5 [ 90.481830][ T4277] ip_init+0xa/0x14 [ 90.486178][ T4277] inet_init+0x2bd/0x3cf [ 90.490974][ T4277] do_one_initcall+0x214/0x7a0 [ 90.496275][ T4277] do_initcall_level+0x137/0x1e4 [ 90.501756][ T4277] do_initcalls+0x4b/0x8a [ 90.506626][ T4277] kernel_init_freeable+0x3fa/0x5ac [ 90.512364][ T4277] kernel_init+0x19/0x1b0 [ 90.517232][ T4277] ret_from_fork+0x1f/0x30 [ 90.522188][ T4277] [ 90.522188][ T4277] -> #0 (krc.lock){..-.}-{2:2}: [ 90.529235][ T4277] __lock_acquire+0x2cf8/0x7c50 [ 90.534712][ T4277] lock_acquire+0x1b4/0x490 [ 90.539747][ T4277] _raw_spin_lock+0x2a/0x40 [ 90.544786][ T4277] kvfree_call_rcu+0x184/0x870 [ 90.550085][ T4277] trie_delete_elem+0x52d/0x690 [ 90.555474][ T4277] bpf_prog_5186c38a4019a4cb+0x42/0x46 [ 90.561471][ T4277] bpf_trace_run3+0x1e3/0x400 [ 90.566686][ T4277] enqueue_timer+0x411/0x5c0 [ 90.571807][ T4277] __mod_timer+0x88e/0xd20 [ 90.576757][ T4277] sk_reset_timer+0x1f/0xb0 [ 90.581799][ T4277] tcp_schedule_loss_probe+0x47c/0x8d0 [ 90.587795][ T4277] tcp_write_xmit+0x40da/0x62b0 [ 90.593176][ T4277] __tcp_push_pending_frames+0x93/0x340 [ 90.599256][ T4277] tcp_sendmsg_locked+0x3689/0x3f10 [ 90.604990][ T4277] tcp_sendmsg+0x2b/0x40 [ 90.609773][ T4277] sock_write_iter+0x2b5/0x3a0 [ 90.615071][ T4277] vfs_write+0x44c/0x960 [ 90.619850][ T4277] ksys_write+0x143/0x240 [ 90.624726][ T4277] do_syscall_64+0x4c/0xa0 [ 90.629672][ T4277] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 90.636124][ T4277] [ 90.636124][ T4277] other info that might help us debug this: [ 90.636124][ T4277] [ 90.646353][ T4277] Possible unsafe locking scenario: [ 90.646353][ T4277] [ 90.653809][ T4277] CPU0 CPU1 [ 90.659177][ T4277] ---- ---- [ 90.664547][ T4277] lock(&base->lock); [ 90.668625][ T4277] lock(krc.lock); [ 90.674966][ T4277] lock(&base->lock); [ 90.681561][ T4277] lock(krc.lock); [ 90.685463][ T4277] [ 90.685463][ T4277] *** DEADLOCK *** [ 90.685463][ T4277] [ 90.693715][ T4277] 3 locks held by syz-execprog/4277: [ 90.699014][ T4277] #0: ffff888023e10130 (k-sk_lock-AF_INET6){+.+.}-{0:0}, at: tcp_sendmsg+0x1d/0x40 [ 90.708446][ T4277] #1: ffff8880b8f28418 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 90.717780][ T4277] #2: ffffffff8cb2aca0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run3+0xf0/0x400 [ 90.727115][ T4277] [ 90.727115][ T4277] stack backtrace: [ 90.733037][ T4277] CPU: 1 PID: 4277 Comm: syz-execprog Not tainted syzkaller #0 [ 90.740590][ T4277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 90.750691][ T4277] Call Trace: [ 90.753993][ T4277] [ 90.756933][ T4277] dump_stack_lvl+0x168/0x22e [ 90.761628][ T4277] ? load_image+0x3b0/0x3b0 [ 90.766152][ T4277] ? show_regs_print_info+0x12/0x12 [ 90.771366][ T4277] ? print_circular_bug+0x12b/0x1a0 [ 90.776592][ T4277] check_noncircular+0x274/0x310 [ 90.781636][ T4277] ? add_chain_block+0x940/0x940 [ 90.786596][ T4277] ? lockdep_lock+0xdc/0x1e0 [ 90.791217][ T4277] ? _find_first_zero_bit+0xcf/0x100 [ 90.796531][ T4277] __lock_acquire+0x2cf8/0x7c50 [ 90.801414][ T4277] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 90.807336][ T4277] ? verify_lock_unused+0x140/0x140 [ 90.812555][ T4277] ? kasan_save_stack+0x4c/0x60 [ 90.817427][ T4277] ? kasan_save_stack+0x3a/0x60 [ 90.822289][ T4277] ? __kasan_record_aux_stack+0xb2/0xc0 [ 90.827866][ T4277] ? kvfree_call_rcu+0x108/0x870 [ 90.832837][ T4277] ? trie_delete_elem+0x52d/0x690 [ 90.837889][ T4277] ? bpf_prog_5186c38a4019a4cb+0x42/0x46 [ 90.843527][ T4277] ? bpf_trace_run3+0x1e3/0x400 [ 90.848478][ T4277] ? enqueue_timer+0x411/0x5c0 [ 90.853242][ T4277] ? __mod_timer+0x88e/0xd20 [ 90.857854][ T4277] ? sk_reset_timer+0x1f/0xb0 [ 90.862538][ T4277] ? tcp_schedule_loss_probe+0x47c/0x8d0 [ 90.868184][ T4277] ? tcp_write_xmit+0x40da/0x62b0 [ 90.873217][ T4277] ? __tcp_push_pending_frames+0x93/0x340 [ 90.878950][ T4277] ? tcp_sendmsg_locked+0x3689/0x3f10 [ 90.884358][ T4277] ? tcp_sendmsg+0x2b/0x40 [ 90.888790][ T4277] ? sock_write_iter+0x2b5/0x3a0 [ 90.893745][ T4277] ? vfs_write+0x44c/0x960 [ 90.898187][ T4277] ? ksys_write+0x143/0x240 [ 90.902704][ T4277] ? do_syscall_64+0x4c/0xa0 [ 90.907304][ T4277] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 90.913381][ T4277] lock_acquire+0x1b4/0x490 [ 90.917903][ T4277] ? kvfree_call_rcu+0x184/0x870 [ 90.922871][ T4277] ? read_lock_is_recursive+0x10/0x10 [ 90.928277][ T4277] ? __phys_addr+0xb6/0x170 [ 90.932800][ T4277] _raw_spin_lock+0x2a/0x40 [ 90.937327][ T4277] ? kvfree_call_rcu+0x184/0x870 [ 90.942281][ T4277] kvfree_call_rcu+0x184/0x870 [ 90.947085][ T4277] ? rcu_leak_callback+0x10/0x10 [ 90.952041][ T4277] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 90.957955][ T4277] ? _raw_spin_unlock+0x40/0x40 [ 90.962845][ T4277] trie_delete_elem+0x52d/0x690 [ 90.967720][ T4277] bpf_prog_5186c38a4019a4cb+0x42/0x46 [ 90.973195][ T4277] bpf_trace_run3+0x1e3/0x400 [ 90.977890][ T4277] ? asm_exc_int3+0x35/0x40 [ 90.982402][ T4277] ? bpf_trace_run3+0xf0/0x400 [ 90.987198][ T4277] ? bpf_trace_run2+0x3b0/0x3b0 [ 90.992093][ T4277] ? enqueue_timer+0x108/0x5c0 [ 90.996885][ T4277] ? enqueue_timer+0x33f/0x5c0 [ 91.001670][ T4277] enqueue_timer+0x411/0x5c0 [ 91.006278][ T4277] __mod_timer+0x88e/0xd20 [ 91.010736][ T4277] ? __tcp_send_ack+0x5a0/0x5a0 [ 91.015609][ T4277] sk_reset_timer+0x1f/0xb0 [ 91.020125][ T4277] tcp_schedule_loss_probe+0x47c/0x8d0 [ 91.025601][ T4277] tcp_write_xmit+0x40da/0x62b0 [ 91.030484][ T4277] __tcp_push_pending_frames+0x93/0x340 [ 91.036047][ T4277] ? tcp_push+0x41b/0x660 [ 91.040452][ T4277] tcp_sendmsg_locked+0x3689/0x3f10 [ 91.045675][ T4277] ? verify_lock_unused+0x140/0x140 [ 91.050899][ T4277] ? lock_chain_count+0x20/0x20 [ 91.055774][ T4277] ? tcp_set_state+0x520/0x520 [ 91.060580][ T4277] ? lock_sock_nested+0x66/0x100 [ 91.065537][ T4277] tcp_sendmsg+0x2b/0x40 [ 91.069802][ T4277] sock_write_iter+0x2b5/0x3a0 [ 91.074591][ T4277] ? sock_read_iter+0x370/0x370 [ 91.079462][ T4277] ? common_file_perm+0x171/0x1c0 [ 91.084519][ T4277] ? fsnotify_perm+0x5a/0x550 [ 91.089216][ T4277] vfs_write+0x44c/0x960 [ 91.093477][ T4277] ? file_end_write+0x250/0x250 [ 91.098352][ T4277] ? __fget_files+0x44a/0x4d0 [ 91.103060][ T4277] ? __fdget_pos+0x1d4/0x360 [ 91.107777][ T4277] ? ksys_write+0x71/0x240 [ 91.112220][ T4277] ksys_write+0x143/0x240 [ 91.116573][ T4277] ? __ia32_sys_read+0x80/0x80 [ 91.121355][ T4277] ? lockdep_hardirqs_on+0x94/0x140 [ 91.126579][ T4277] do_syscall_64+0x4c/0xa0 [ 91.131036][ T4277] ? clear_bhb_loop+0x60/0xb0 [ 91.135742][ T4277] ? clear_bhb_loop+0x60/0xb0 [ 91.140440][ T4277] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 91.146353][ T4277] RIP: 0033:0x40dd0e [ 91.150266][ T4277] Code: 24 28 44 8b 44 24 2c e9 70 ff ff ff cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48 [ 91.169908][ T4277] RSP: 002b:000000c003b413e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000001 [ 91.178339][ T4277] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000040dd0e [ 91.186338][ T4277] RDX: 00000000000004a8 RSI: 000000c006cda5d8 RDI: 0000000000000006 [ 91.194322][ T4277] RBP: 000000c003b41428 R08: 0000000000000000 R09: 0000000000000000 [ 91.202317][ T4277] R10: 0000000000000000 R11: 0000000000000206 R12: 000000c003b41558 [ 91.210316][ T4277] R13: 00000000000005f6 R14: 000000c00252f6c0 R15: 000000c006cda000 [ 91.218311][ T4277] [ 91.382006][ T47] Bluetooth: hci0: command 0x0419 tx timeout 2025/10/27 01:02:26 executed programs: 193