Warning: Permanently added '10.128.1.30' (ED25519) to the list of known hosts. 2025/07/29 11:42:27 ignoring optional flag "sandboxArg"="0" 2025/07/29 11:42:28 parsed 1 programs [ 71.803052][ T4189] cgroup: Unknown subsys name 'net' [ 71.896023][ T4189] cgroup: Unknown subsys name 'rlimit' [ 73.399870][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 76.769506][ T154] ODEBUG: Out of memory. ODEBUG disabled [ 77.110112][ T4250] chnl_net:caif_netlink_parms(): no params data found [ 77.159328][ T4250] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.168522][ T4250] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.177220][ T4250] device bridge_slave_0 entered promiscuous mode [ 77.186273][ T4250] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.193998][ T4250] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.201981][ T4250] device bridge_slave_1 entered promiscuous mode [ 77.224404][ T4250] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.235986][ T4250] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.259892][ T4250] team0: Port device team_slave_0 added [ 77.267288][ T4250] team0: Port device team_slave_1 added [ 77.286254][ T4250] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.293396][ T4250] 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. [ 77.319448][ T4250] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.331787][ T4250] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.338826][ T4250] 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. [ 77.365416][ T4250] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.396711][ T4250] device hsr_slave_0 entered promiscuous mode [ 77.403993][ T4250] device hsr_slave_1 entered promiscuous mode [ 77.523377][ T4250] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.533853][ T4250] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.543452][ T4250] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.552686][ T4250] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.590706][ T4250] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.597966][ T4250] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.605892][ T4250] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.613000][ T4250] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.671900][ T4250] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.686535][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.696731][ T1250] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.705317][ T1250] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.713421][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 77.739596][ T4250] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.751143][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.760255][ T1250] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.767404][ T1250] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.784693][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.794014][ T1250] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.801227][ T1250] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.829831][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.838814][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.852910][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.865683][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.896506][ T4250] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.909105][ T4250] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.920131][ T1250] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.041056][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.048654][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.061714][ T4250] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.083807][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.094491][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.116658][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.127078][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.140276][ T4250] device veth0_vlan entered promiscuous mode [ 78.149246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.159204][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.171927][ T4250] device veth1_vlan entered promiscuous mode [ 78.205320][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.222873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.231479][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.241740][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.253618][ T4250] device veth0_macvtap entered promiscuous mode [ 78.264659][ T4250] device veth1_macvtap entered promiscuous mode [ 78.282893][ T4250] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.290543][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.300074][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.308308][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.318404][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.330809][ T4250] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.340235][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.357159][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.368434][ T4250] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.377556][ T4250] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.386702][ T4250] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.395730][ T4250] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.515271][ T4250] syz-executor (4250) used greatest stack depth: 21088 bytes left [ 78.737329][ T1210] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.750356][ T1210] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.769331][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.784998][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.793568][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.804468][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/07/29 11:42:38 executed programs: 0 [ 79.457519][ T4291] chnl_net:caif_netlink_parms(): no params data found [ 79.517992][ T4291] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.525839][ T4291] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.535051][ T4291] device bridge_slave_0 entered promiscuous mode [ 79.544014][ T4291] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.551157][ T4291] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.561095][ T4291] device bridge_slave_1 entered promiscuous mode [ 79.584539][ T4291] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.596221][ T4291] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.625348][ T4291] team0: Port device team_slave_0 added [ 79.635304][ T4291] team0: Port device team_slave_1 added [ 79.655532][ T4291] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.662974][ T4291] 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. [ 79.689996][ T4291] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.706386][ T4291] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.713910][ T4291] 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. [ 79.743317][ T4291] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 79.768409][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.803132][ T4291] device hsr_slave_0 entered promiscuous mode [ 79.809922][ T4291] device hsr_slave_1 entered promiscuous mode [ 79.816825][ T4291] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 79.825448][ T4291] Cannot create hsr debugfs directory [ 81.393109][ T1107] Bluetooth: hci0: command 0x0409 tx timeout [ 82.727342][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 83.446951][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 83.462614][ T4260] Bluetooth: hci0: command 0x041b tx timeout [ 83.519164][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.420011][ T4291] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.431581][ T4291] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.440492][ T4291] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.452700][ T4291] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.531425][ T4291] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.544952][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.553677][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.564646][ T4291] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.586307][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.596736][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.605336][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.612474][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.620929][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.649504][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.658544][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.667388][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.674506][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.685180][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.721709][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.735018][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.745799][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.760854][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.769334][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.778563][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.795158][ T4291] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 84.805938][ T4291] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.818957][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 84.828620][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.837678][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 84.846433][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.855194][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.871971][ T154] device hsr_slave_0 left promiscuous mode [ 84.879408][ T154] device hsr_slave_1 left promiscuous mode [ 84.886841][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 84.895976][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 84.905400][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 84.914586][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 84.924781][ T154] device bridge_slave_1 left promiscuous mode [ 84.931742][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.946690][ T154] device bridge_slave_0 left promiscuous mode [ 84.953116][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.971587][ T154] device veth1_macvtap left promiscuous mode [ 84.978022][ T154] device veth0_macvtap left promiscuous mode [ 84.984416][ T154] device veth1_vlan left promiscuous mode [ 84.990372][ T154] device veth0_vlan left promiscuous mode [ 85.131795][ T154] team0 (unregistering): Port device team_slave_1 removed [ 85.146748][ T154] team0 (unregistering): Port device team_slave_0 removed [ 85.160698][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 85.176319][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 85.230588][ T154] bond0 (unregistering): Released all slaves [ 85.319366][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.327704][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.342020][ T4291] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.367606][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 85.376708][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.395534][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 85.404158][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.412754][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.420839][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.432925][ T4291] device veth0_vlan entered promiscuous mode [ 85.450519][ T4291] device veth1_vlan entered promiscuous mode [ 85.475500][ T1265] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.484386][ T1265] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.493208][ T1265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 85.501731][ T1265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.512956][ T4291] device veth0_macvtap entered promiscuous mode [ 85.523728][ T4291] device veth1_macvtap entered promiscuous mode [ 85.545906][ T21] Bluetooth: hci0: command 0x040f tx timeout [ 85.550121][ T4291] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.563897][ T4291] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.571597][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.580163][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 85.588371][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.597576][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.606857][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.615821][ T1210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.628200][ T4291] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.638216][ T4291] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.647075][ T4291] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.657482][ T4291] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.706609][ T1210] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.728362][ T1210] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.746630][ T1265] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2025/07/29 11:42:44 executed programs: 2 [ 85.765909][ T1210] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.774946][ T1210] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.785195][ T1265] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 86.054326][ T15] [ 86.056706][ T15] ====================================================== [ 86.063740][ T15] WARNING: possible circular locking dependency detected [ 86.070771][ T15] 5.15.189-syzkaller #0 Not tainted [ 86.075972][ T15] ------------------------------------------------------ [ 86.083006][ T15] rcu_preempt/15 is trying to acquire lock: [ 86.089285][ T15] ffff8880b9127e78 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x186/0x7c0 [ 86.097919][ T15] [ 86.097919][ T15] but task is already holding lock: [ 86.105301][ T15] ffff8880788f81b8 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 86.114287][ T15] [ 86.114287][ T15] which lock already depends on the new lock. [ 86.114287][ T15] [ 86.124691][ T15] [ 86.124691][ T15] the existing dependency chain (in reverse order) is: [ 86.133814][ T15] [ 86.133814][ T15] -> #2 (&trie->lock){....}-{2:2}: [ 86.141130][ T15] _raw_spin_lock_irqsave+0xa4/0xf0 [ 86.146875][ T15] trie_delete_elem+0x90/0x710 [ 86.152212][ T15] bpf_prog_2c29ac5cdc6b1842+0x3a/0x92c [ 86.158470][ T15] bpf_trace_run3+0x17e/0x320 [ 86.163706][ T15] enqueue_timer+0x394/0x520 [ 86.168842][ T15] __mod_timer+0x8e1/0xd20 [ 86.173781][ T15] schedule_timeout+0x157/0x280 [ 86.179246][ T15] rcu_gp_fqs_loop+0x29e/0x11b0 [ 86.184620][ T15] rcu_gp_kthread+0x98/0x350 [ 86.189732][ T15] kthread+0x436/0x520 [ 86.194322][ T15] ret_from_fork+0x1f/0x30 [ 86.199274][ T15] [ 86.199274][ T15] -> #1 (&base->lock){-.-.}-{2:2}: [ 86.206707][ T15] _raw_spin_lock_irqsave+0xa4/0xf0 [ 86.212473][ T15] lock_timer_base+0x123/0x270 [ 86.217768][ T15] __mod_timer+0x117/0xd20 [ 86.222707][ T15] queue_delayed_work_on+0x126/0x1e0 [ 86.228531][ T15] kvfree_call_rcu+0x4a9/0x7c0 [ 86.233817][ T15] rtnl_register_internal+0x44e/0x540 [ 86.239711][ T15] rtnl_register+0x2e/0x70 [ 86.244661][ T15] ip_rt_init+0x2e0/0x3a0 [ 86.249516][ T15] ip_init+0xa/0x20 [ 86.253862][ T15] inet_init+0x28b/0x3a0 [ 86.258622][ T15] do_one_initcall+0x1ee/0x680 [ 86.263912][ T15] do_initcall_level+0x137/0x1f0 [ 86.269374][ T15] do_initcalls+0x4b/0x90 [ 86.274228][ T15] kernel_init_freeable+0x3ce/0x560 [ 86.279949][ T15] kernel_init+0x19/0x1b0 [ 86.284911][ T15] ret_from_fork+0x1f/0x30 [ 86.289850][ T15] [ 86.289850][ T15] -> #0 (krc.lock){..-.}-{2:2}: [ 86.296890][ T15] __lock_acquire+0x2c33/0x7c60 [ 86.302269][ T15] lock_acquire+0x197/0x3f0 [ 86.307298][ T15] _raw_spin_lock+0x2a/0x40 [ 86.312325][ T15] kvfree_call_rcu+0x186/0x7c0 [ 86.317616][ T15] trie_delete_elem+0x58c/0x710 [ 86.323009][ T15] bpf_prog_2c29ac5cdc6b1842+0x3a/0x92c [ 86.329079][ T15] bpf_trace_run3+0x17e/0x320 [ 86.334283][ T15] enqueue_timer+0x394/0x520 [ 86.339391][ T15] __mod_timer+0x8e1/0xd20 [ 86.344326][ T15] schedule_timeout+0x157/0x280 [ 86.349698][ T15] rcu_gp_fqs_loop+0x29e/0x11b0 [ 86.355071][ T15] rcu_gp_kthread+0x98/0x350 [ 86.360184][ T15] kthread+0x436/0x520 [ 86.364772][ T15] ret_from_fork+0x1f/0x30 [ 86.369709][ T15] [ 86.369709][ T15] other info that might help us debug this: [ 86.369709][ T15] [ 86.379932][ T15] Chain exists of: [ 86.379932][ T15] krc.lock --> &base->lock --> &trie->lock [ 86.379932][ T15] [ 86.391680][ T15] Possible unsafe locking scenario: [ 86.391680][ T15] [ 86.399124][ T15] CPU0 CPU1 [ 86.404497][ T15] ---- ---- [ 86.409871][ T15] lock(&trie->lock); [ 86.413957][ T15] lock(&base->lock); [ 86.420566][ T15] lock(&trie->lock); [ 86.427158][ T15] lock(krc.lock); [ 86.430968][ T15] [ 86.430968][ T15] *** DEADLOCK *** [ 86.430968][ T15] [ 86.439110][ T15] 3 locks held by rcu_preempt/15: [ 86.444129][ T15] #0: ffff8880b9128098 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 86.453833][ T15] #1: ffffffff8c11c360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 86.463143][ T15] #2: ffff8880788f81b8 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 86.472458][ T15] [ 86.472458][ T15] stack backtrace: [ 86.478344][ T15] CPU: 1 PID: 15 Comm: rcu_preempt Not tainted 5.15.189-syzkaller #0 [ 86.486409][ T15] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 86.496496][ T15] Call Trace: [ 86.499782][ T15] [ 86.502716][ T15] dump_stack_lvl+0x168/0x230 [ 86.507399][ T15] ? load_image+0x3b0/0x3b0 [ 86.511910][ T15] ? show_regs_print_info+0x20/0x20 [ 86.517127][ T15] ? print_circular_bug+0x12b/0x1a0 [ 86.522329][ T15] check_noncircular+0x274/0x310 [ 86.527278][ T15] ? add_chain_block+0x940/0x940 [ 86.532219][ T15] ? lockdep_lock+0xdc/0x1e0 [ 86.536821][ T15] ? check_noncircular+0x16f/0x310 [ 86.541943][ T15] ? mark_lock+0x94/0x320 [ 86.546281][ T15] __lock_acquire+0x2c33/0x7c60 [ 86.551210][ T15] ? verify_lock_unused+0x140/0x140 [ 86.556408][ T15] ? mark_lock+0x94/0x320 [ 86.560838][ T15] ? verify_lock_unused+0x140/0x140 [ 86.566050][ T15] lock_acquire+0x197/0x3f0 [ 86.570562][ T15] ? kvfree_call_rcu+0x186/0x7c0 [ 86.575509][ T15] ? read_lock_is_recursive+0x10/0x10 [ 86.580906][ T15] ? verify_lock_unused+0x140/0x140 [ 86.586143][ T15] ? do_raw_spin_lock+0x11d/0x280 [ 86.591189][ T15] _raw_spin_lock+0x2a/0x40 [ 86.595708][ T15] ? kvfree_call_rcu+0x186/0x7c0 [ 86.600674][ T15] kvfree_call_rcu+0x186/0x7c0 [ 86.605453][ T15] ? call_rcu+0x930/0x930 [ 86.609786][ T15] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 86.615201][ T15] ? _raw_spin_lock+0x40/0x40 [ 86.619883][ T15] ? longest_prefix_match+0x452/0x660 [ 86.625266][ T15] trie_delete_elem+0x58c/0x710 [ 86.630134][ T15] bpf_prog_2c29ac5cdc6b1842+0x3a/0x92c [ 86.635697][ T15] bpf_trace_run3+0x17e/0x320 [ 86.640397][ T15] ? bpf_trace_run2+0x2d0/0x2d0 [ 86.645263][ T15] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 86.650647][ T15] enqueue_timer+0x394/0x520 [ 86.655263][ T15] __mod_timer+0x8e1/0xd20 [ 86.659694][ T15] schedule_timeout+0x157/0x280 [ 86.664552][ T15] ? console_conditional_schedule+0x40/0x40 [ 86.670473][ T15] ? update_process_times+0x200/0x200 [ 86.675855][ T15] ? prepare_to_swait_event+0x331/0x350 [ 86.681407][ T15] rcu_gp_fqs_loop+0x29e/0x11b0 [ 86.686351][ T15] ? lockdep_hardirqs_on+0x94/0x140 [ 86.691669][ T15] ? rcu_gp_init+0xd58/0x10e0 [ 86.696355][ T15] ? rcu_gp_init+0x10e0/0x10e0 [ 86.701139][ T15] ? _raw_spin_unlock_irq+0x1f/0x40 [ 86.706342][ T15] ? lockdep_hardirqs_on+0x94/0x140 [ 86.711548][ T15] rcu_gp_kthread+0x98/0x350 [ 86.716140][ T15] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 86.721254][ T15] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 86.727155][ T15] ? __kthread_parkme+0x157/0x1b0 [ 86.732192][ T15] kthread+0x436/0x520 [ 86.736264][ T15] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 86.741401][ T15] ? kthread_blkcg+0xd0/0xd0 [ 86.745996][ T15] ret_from_fork+0x1f/0x30 [ 86.750430][ T15]