Warning: Permanently added '10.128.0.82' (ED25519) to the list of known hosts. 2026/05/23 21:01:32 ignoring optional flag "type"="gce" 2026/05/23 21:01:32 parsed 1 programs [ 90.412276][ T4664] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 90.722896][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.732859][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.745432][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 90.760759][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.769198][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.780530][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 91.421946][ T4699] chnl_net:caif_netlink_parms(): no params data found [ 91.488362][ T4699] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.496103][ T4699] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.504273][ T4699] device bridge_slave_0 entered promiscuous mode [ 91.515660][ T4699] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.529075][ T4699] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.538656][ T4699] device bridge_slave_1 entered promiscuous mode [ 91.569806][ T4699] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.581534][ T4699] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.617079][ T4699] team0: Port device team_slave_0 added [ 91.627140][ T4699] team0: Port device team_slave_1 added [ 91.655028][ T4699] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.662193][ T4699] 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. [ 91.689695][ T4699] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.702510][ T4699] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.709738][ T4699] 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. [ 91.735879][ T4699] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.777686][ T4699] device hsr_slave_0 entered promiscuous mode [ 91.784625][ T4699] device hsr_slave_1 entered promiscuous mode [ 92.419983][ T4699] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 92.435852][ T4699] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 92.449834][ T4699] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 92.469714][ T4699] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 92.570737][ T4699] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.587246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.608064][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.629880][ T4699] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.641868][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.651560][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.660374][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.667513][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.686961][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.695840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.704699][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.716601][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.723715][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.732681][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.741779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.760771][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.770905][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.781771][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.791022][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.814599][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.893878][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 92.910475][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.927590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 92.944910][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.954699][ T4699] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.090701][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.099593][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.114162][ T4699] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.149089][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 93.159552][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.178675][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 93.188638][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.200060][ T4699] device veth0_vlan entered promiscuous mode [ 93.222305][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.231418][ T1426] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.247531][ T4699] device veth1_vlan entered promiscuous mode [ 93.269639][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 93.279961][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 93.288864][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 93.299543][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 93.311098][ T4699] device veth0_macvtap entered promiscuous mode [ 93.333875][ T4699] device veth1_macvtap entered promiscuous mode [ 93.352820][ T4699] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.360951][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 93.372656][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 93.381652][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 93.390761][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 93.404047][ T4699] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.421088][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 93.430255][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 93.442221][ T4699] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.451670][ T4699] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.461796][ T4699] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.470801][ T4699] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/05/23 21:01:39 executed programs: 0 [ 95.353449][ T4836] chnl_net:caif_netlink_parms(): no params data found [ 95.479935][ T4836] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.500881][ T4836] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.510820][ T4836] device bridge_slave_0 entered promiscuous mode [ 95.526464][ T4836] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.533537][ T4836] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.556502][ T4836] device bridge_slave_1 entered promiscuous mode [ 95.612717][ T4836] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.624671][ T4836] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.679879][ T4836] team0: Port device team_slave_0 added [ 95.701290][ T4836] team0: Port device team_slave_1 added [ 95.737408][ T4836] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.744406][ T4836] 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. [ 95.788648][ T4836] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.816399][ T4836] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.823581][ T4836] 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. [ 95.885207][ T4836] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.960690][ T4836] device hsr_slave_0 entered promiscuous mode [ 95.978430][ T4836] device hsr_slave_1 entered promiscuous mode [ 95.990438][ T4836] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 96.015352][ T4836] Cannot create hsr debugfs directory [ 96.181944][ T4836] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.156253][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 98.778657][ T4836] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.834889][ T4836] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.905016][ T4836] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.151343][ T4836] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.162562][ T4836] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.173063][ T4836] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.183471][ T4836] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.235318][ T23] Bluetooth: hci0: command 0x041b tx timeout [ 99.312567][ T4836] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.329710][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.338750][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.356766][ T4836] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.384188][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.395929][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.404758][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.411906][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.423170][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.435531][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.448945][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.459198][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.466330][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.488335][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.497393][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 99.506225][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 99.516579][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.528769][ T144] device hsr_slave_0 left promiscuous mode [ 99.535535][ T144] device hsr_slave_1 left promiscuous mode [ 99.541928][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 99.549489][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 99.557358][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 99.564748][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 99.573614][ T144] device bridge_slave_1 left promiscuous mode [ 99.580060][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.588934][ T144] device bridge_slave_0 left promiscuous mode [ 99.595108][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.607053][ T144] device veth1_macvtap left promiscuous mode [ 99.613063][ T144] device veth0_macvtap left promiscuous mode [ 99.619621][ T144] device veth1_vlan left promiscuous mode [ 99.626133][ T144] device veth0_vlan left promiscuous mode [ 99.757964][ T144] team0 (unregistering): Port device team_slave_1 removed [ 99.771517][ T144] team0 (unregistering): Port device team_slave_0 removed [ 99.783021][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 99.801284][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 99.851197][ T144] bond0 (unregistering): Released all slaves [ 99.904223][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.912054][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.921127][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.932517][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.941063][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.956610][ T4836] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 99.971346][ T4836] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 99.981564][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.990029][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.093573][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 100.101409][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 100.112733][ T4836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.130992][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 100.139953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 100.160430][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 100.169016][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 100.178139][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 100.186365][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 100.196610][ T4836] device veth0_vlan entered promiscuous mode [ 100.217117][ T4836] device veth1_vlan entered promiscuous mode [ 100.242041][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 100.255954][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 100.264141][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 100.276535][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 100.289798][ T4836] device veth0_macvtap entered promiscuous mode [ 100.300518][ T4836] device veth1_macvtap entered promiscuous mode [ 100.317914][ T4836] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.328970][ T4836] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.337846][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 100.356834][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 100.375979][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 100.386730][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 100.406521][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 100.425541][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 100.449458][ T4836] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.459327][ T4836] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.469160][ T4836] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.479680][ T4836] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.549832][ T4781] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.561407][ T4781] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.570095][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2026/05/23 21:01:45 executed programs: 1 [ 100.600342][ T4781] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.610676][ T4781] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.619454][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 100.796374][ T21] [ 100.798753][ T21] ====================================================== [ 100.805767][ T21] WARNING: possible circular locking dependency detected [ 100.812780][ T21] syzkaller #0 Not tainted [ 100.817187][ T21] ------------------------------------------------------ [ 100.824198][ T21] kworker/1:0/21 is trying to acquire lock: [ 100.830113][ T21] ffff8880b9127eb8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x18d/0x7d0 [ 100.838869][ T21] [ 100.838869][ T21] but task is already holding lock: [ 100.846232][ T21] ffff88801e752a38 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 100.855102][ T21] [ 100.855102][ T21] which lock already depends on the new lock. [ 100.855102][ T21] [ 100.865588][ T21] [ 100.865588][ T21] the existing dependency chain (in reverse order) is: [ 100.874947][ T21] [ 100.874947][ T21] -> #2 (&trie->lock){....}-{2:2}: [ 100.883035][ T21] _raw_spin_lock_irqsave+0xb0/0x100 [ 100.888853][ T21] trie_delete_elem+0x90/0x710 [ 100.894134][ T21] bpf_prog_2c29ac5cdc6b1842+0x3a/0xf88 [ 100.900196][ T21] bpf_trace_run3+0x19e/0x350 [ 100.905390][ T21] enqueue_timer+0x394/0x520 [ 100.910499][ T21] __mod_timer+0x911/0xd00 [ 100.915432][ T21] queue_delayed_work_on+0x12d/0x1f0 [ 100.921320][ T21] process_one_work+0x85f/0x1010 [ 100.926773][ T21] worker_thread+0xaa6/0x1290 [ 100.932056][ T21] kthread+0x436/0x520 [ 100.936642][ T21] ret_from_fork+0x1f/0x30 [ 100.941582][ T21] [ 100.941582][ T21] -> #1 (&base->lock){-.-.}-{2:2}: [ 100.948980][ T21] _raw_spin_lock_irqsave+0xb0/0x100 [ 100.954840][ T21] lock_timer_base+0x123/0x270 [ 100.960152][ T21] __mod_timer+0xfe/0xd00 [ 100.965025][ T21] queue_delayed_work_on+0x12d/0x1f0 [ 100.970853][ T21] kvfree_call_rcu+0x4bc/0x7d0 [ 100.976155][ T21] rtnl_register_internal+0x489/0x590 [ 100.982142][ T21] rtnl_register+0x2e/0x70 [ 100.987087][ T21] ip_rt_init+0x2e0/0x3a0 [ 100.992045][ T21] ip_init+0xa/0x20 [ 100.996470][ T21] inet_init+0x28b/0x3a0 [ 101.001244][ T21] do_one_initcall+0x272/0x730 [ 101.006710][ T21] do_initcall_level+0x137/0x1f0 [ 101.012171][ T21] do_initcalls+0x4b/0x90 [ 101.017022][ T21] kernel_init_freeable+0x3e9/0x570 [ 101.022835][ T21] kernel_init+0x19/0x1b0 [ 101.027685][ T21] ret_from_fork+0x1f/0x30 [ 101.032619][ T21] [ 101.032619][ T21] -> #0 (krc.lock){..-.}-{2:2}: [ 101.039761][ T21] __lock_acquire+0x2c42/0x7d10 [ 101.045146][ T21] lock_acquire+0x19e/0x400 [ 101.050185][ T21] _raw_spin_lock+0x2a/0x40 [ 101.055218][ T21] kvfree_call_rcu+0x18d/0x7d0 [ 101.060638][ T21] trie_delete_elem+0x58c/0x710 [ 101.066010][ T21] bpf_prog_2c29ac5cdc6b1842+0x3a/0xf88 [ 101.072165][ T21] bpf_trace_run3+0x19e/0x350 [ 101.077357][ T21] enqueue_timer+0x394/0x520 [ 101.082559][ T21] __mod_timer+0x911/0xd00 [ 101.087578][ T21] queue_delayed_work_on+0x12d/0x1f0 [ 101.093379][ T21] process_one_work+0x85f/0x1010 [ 101.099107][ T21] worker_thread+0xaa6/0x1290 [ 101.104314][ T21] kthread+0x436/0x520 [ 101.108900][ T21] ret_from_fork+0x1f/0x30 [ 101.113931][ T21] [ 101.113931][ T21] other info that might help us debug this: [ 101.113931][ T21] [ 101.124151][ T21] Chain exists of: [ 101.124151][ T21] krc.lock --> &base->lock --> &trie->lock [ 101.124151][ T21] [ 101.135972][ T21] Possible unsafe locking scenario: [ 101.135972][ T21] [ 101.143417][ T21] CPU0 CPU1 [ 101.148777][ T21] ---- ---- [ 101.154162][ T21] lock(&trie->lock); [ 101.158229][ T21] lock(&base->lock); [ 101.164813][ T21] lock(&trie->lock); [ 101.171398][ T21] lock(krc.lock); [ 101.175205][ T21] [ 101.175205][ T21] *** DEADLOCK *** [ 101.175205][ T21] [ 101.183520][ T21] 5 locks held by kworker/1:0/21: [ 101.189674][ T21] #0: ffff888016c71938 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 [ 101.201512][ T21] #1: ffffc90000db7d00 ((work_completion)(&(&cache_cleaner)->work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 [ 101.213685][ T21] #2: ffff8880b9129198 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 101.222993][ T21] #3: ffffffff8c31f320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 101.232899][ T21] #4: ffff88801e752a38 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 101.242272][ T21] [ 101.242272][ T21] stack backtrace: [ 101.248178][ T21] CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted syzkaller #0 [ 101.255476][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 101.265602][ T21] Workqueue: events_power_efficient do_cache_clean [ 101.272124][ T21] Call Trace: [ 101.275407][ T21] [ 101.278432][ T21] dump_stack_lvl+0x188/0x250 [ 101.283111][ T21] ? load_image+0x400/0x400 [ 101.287615][ T21] ? show_regs_print_info+0x20/0x20 [ 101.292814][ T21] ? print_circular_bug+0x12b/0x1a0 [ 101.298125][ T21] check_noncircular+0x296/0x330 [ 101.303085][ T21] ? add_chain_block+0x940/0x940 [ 101.308036][ T21] ? lockdep_lock+0xf1/0x1f0 [ 101.312654][ T21] ? mark_lock+0x94/0x320 [ 101.316986][ T21] __lock_acquire+0x2c42/0x7d10 [ 101.321932][ T21] ? stack_trace_save+0xa6/0xf0 [ 101.326784][ T21] ? stack_depot_save+0x404/0x440 [ 101.331815][ T21] ? verify_lock_unused+0x140/0x140 [ 101.337189][ T21] ? kasan_save_stack+0x4b/0x60 [ 101.342039][ T21] ? kasan_save_stack+0x35/0x60 [ 101.346898][ T21] ? kasan_record_aux_stack+0xb8/0x100 [ 101.352355][ T21] ? kvfree_call_rcu+0x105/0x7d0 [ 101.357291][ T21] ? trie_delete_elem+0x58c/0x710 [ 101.362314][ T21] ? bpf_prog_2c29ac5cdc6b1842+0x3a/0xf88 [ 101.368030][ T21] ? bpf_trace_run3+0x19e/0x350 [ 101.372890][ T21] ? enqueue_timer+0x394/0x520 [ 101.377656][ T21] ? __mod_timer+0x911/0xd00 [ 101.382247][ T21] ? queue_delayed_work_on+0x12d/0x1f0 [ 101.387705][ T21] ? process_one_work+0x85f/0x1010 [ 101.392814][ T21] ? worker_thread+0xaa6/0x1290 [ 101.397663][ T21] ? kthread+0x436/0x520 [ 101.401926][ T21] ? ret_from_fork+0x1f/0x30 [ 101.406605][ T21] lock_acquire+0x19e/0x400 [ 101.411109][ T21] ? kvfree_call_rcu+0x18d/0x7d0 [ 101.416055][ T21] ? read_lock_is_recursive+0x10/0x10 [ 101.421431][ T21] _raw_spin_lock+0x2a/0x40 [ 101.425945][ T21] ? kvfree_call_rcu+0x18d/0x7d0 [ 101.430880][ T21] kvfree_call_rcu+0x18d/0x7d0 [ 101.435757][ T21] ? call_rcu+0x950/0x950 [ 101.440270][ T21] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 101.445747][ T21] ? _raw_spin_lock+0x40/0x40 [ 101.450433][ T21] ? longest_prefix_match+0x4c6/0x660 [ 101.455918][ T21] trie_delete_elem+0x58c/0x710 [ 101.460791][ T21] bpf_prog_2c29ac5cdc6b1842+0x3a/0xf88 [ 101.466518][ T21] bpf_trace_run3+0x19e/0x350 [ 101.471283][ T21] ? do_raw_spin_unlock+0x11d/0x230 [ 101.476511][ T21] ? bpf_trace_run2+0x2e0/0x2e0 [ 101.481446][ T21] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 101.487337][ T21] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 101.492793][ T21] ? _raw_spin_lock+0x40/0x40 [ 101.497477][ T21] enqueue_timer+0x394/0x520 [ 101.502096][ T21] __mod_timer+0x911/0xd00 [ 101.506543][ T21] ? queue_delayed_work_on+0xcf/0x1f0 [ 101.511936][ T21] queue_delayed_work_on+0x12d/0x1f0 [ 101.517233][ T21] ? delayed_work_timer_fn+0x80/0x80 [ 101.522527][ T21] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 101.528427][ T21] ? _raw_spin_unlock+0x40/0x40 [ 101.533281][ T21] ? _raw_spin_unlock_irq+0x1f/0x40 [ 101.538483][ T21] process_one_work+0x85f/0x1010 [ 101.543434][ T21] ? worker_detach_from_pool+0x240/0x240 [ 101.549067][ T21] ? lockdep_hardirqs_off+0x70/0x100 [ 101.554359][ T21] ? _raw_spin_lock_irq+0xb7/0xf0 [ 101.559386][ T21] ? _raw_spin_lock_irqsave+0x100/0x100 [ 101.564949][ T21] ? wq_worker_running+0x97/0x170 [ 101.569974][ T21] worker_thread+0xaa6/0x1290 [ 101.574657][ T21] kthread+0x436/0x520 [ 101.578722][ T21] ? rcu_lock_release+0x20/0x20 [ 101.583573][ T21] ? kthread_blkcg+0xd0/0xd0 [ 101.588163][ T21] ret_from_fork+0x1f/0x30 [ 101.592587][ T21] [ 101.666088][ T21] Bluetooth: hci0: command 0x040f tx timeout