Warning: Permanently added '10.128.0.31' (ED25519) to the list of known hosts. 2026/07/24 23:50:14 parsed 1 programs 2026/07/24 23:50:14 serving rpc on tcp://44201 [ 82.873070][ T4284] cgroup: Unknown subsys name 'net' [ 82.973762][ T4284] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 84.510279][ T4284] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 86.471998][ T31] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.480683][ T31] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.494897][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 86.519829][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.527853][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.536042][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 87.557907][ T4331] chnl_net:caif_netlink_parms(): no params data found [ 87.618646][ T4331] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.626725][ T4331] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.634676][ T4331] device bridge_slave_0 entered promiscuous mode [ 87.644118][ T4331] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.651625][ T4331] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.659712][ T4331] device bridge_slave_1 entered promiscuous mode [ 87.688284][ T4331] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.699576][ T4331] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.730653][ T4331] team0: Port device team_slave_0 added [ 87.738820][ T4331] team0: Port device team_slave_1 added [ 87.757403][ T4331] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.764363][ T4331] 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. [ 87.790341][ T4331] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.807970][ T4331] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.814950][ T4331] 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. [ 87.841363][ T4331] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.875002][ T4331] device hsr_slave_0 entered promiscuous mode [ 87.882082][ T4331] device hsr_slave_1 entered promiscuous mode [ 88.049149][ T4331] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 88.060129][ T4331] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 88.069334][ T4331] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 88.084259][ T4331] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 88.121966][ T4331] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.129546][ T4331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.137412][ T4331] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.144593][ T4331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.208476][ T4331] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.234605][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.245809][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.255141][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.267912][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 88.283296][ T4331] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.297613][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.306986][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.314092][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.338218][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.355740][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.362847][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.383256][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.392015][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.404964][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.419378][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.437319][ T4331] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.450326][ T4331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.470364][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.678400][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.686717][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.705375][ T4331] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.723504][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 88.733309][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 88.761277][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 88.770409][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 88.779680][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 88.787887][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 88.808170][ T4331] device veth0_vlan entered promiscuous mode [ 88.820230][ T4331] device veth1_vlan entered promiscuous mode [ 88.839692][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 88.849338][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 88.858515][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 88.868751][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 88.880060][ T4331] device veth0_macvtap entered promiscuous mode [ 88.896556][ T4331] device veth1_macvtap entered promiscuous mode [ 88.913829][ T4331] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.921499][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 88.931203][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 88.939676][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 88.948596][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 88.969418][ T4331] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.978043][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 88.987112][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 88.999973][ T4331] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.009645][ T4331] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.019451][ T4331] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.029136][ T4331] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.161544][ T4351] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.169839][ T4351] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.179620][ T4351] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.188252][ T4351] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.196762][ T4351] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 89.204099][ T4351] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 89.435800][ T31] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/07/24 23:50:24 executed programs: 0 [ 90.901930][ T49] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 90.910491][ T49] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 90.918727][ T49] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 90.927729][ T49] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 90.936712][ T49] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 90.944014][ T49] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 91.067182][ T4380] chnl_net:caif_netlink_parms(): no params data found [ 91.116000][ T4380] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.123275][ T4380] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.131598][ T4380] device bridge_slave_0 entered promiscuous mode [ 91.139806][ T4380] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.147040][ T4380] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.155141][ T4380] device bridge_slave_1 entered promiscuous mode [ 91.179410][ T4380] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.190553][ T4380] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.214250][ T4380] team0: Port device team_slave_0 added [ 91.221656][ T4380] team0: Port device team_slave_1 added [ 91.239813][ T4380] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.247095][ T4380] 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. [ 91.273813][ T4380] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.286192][ T4380] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.293155][ T4380] 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. [ 91.319107][ T4380] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.350083][ T4380] device hsr_slave_0 entered promiscuous mode [ 91.357748][ T4380] device hsr_slave_1 entered promiscuous mode [ 91.364314][ T4380] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 91.372444][ T4380] Cannot create hsr debugfs directory [ 91.536753][ T31] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.739076][ T130] cfg80211: failed to load regulatory.db [ 93.016851][ T4351] Bluetooth: hci0: command 0x0409 tx timeout [ 93.805391][ T31] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.878014][ T31] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.708869][ T4380] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.719082][ T4380] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.732324][ T4380] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.744197][ T4380] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.848234][ T4380] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.870641][ T31] device hsr_slave_0 left promiscuous mode [ 94.880175][ T31] device hsr_slave_1 left promiscuous mode [ 94.887448][ T31] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 94.895052][ T31] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 94.906932][ T31] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 94.914373][ T31] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 94.924860][ T31] device bridge_slave_1 left promiscuous mode [ 94.932441][ T31] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.950101][ T31] device bridge_slave_0 left promiscuous mode [ 94.958638][ T31] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.997783][ T31] device veth1_macvtap left promiscuous mode [ 95.004298][ T31] device veth0_macvtap left promiscuous mode [ 95.011136][ T31] device veth1_vlan left promiscuous mode [ 95.020322][ T31] device veth0_vlan left promiscuous mode [ 95.097669][ T4351] Bluetooth: hci0: command 0x041b tx timeout [ 95.391208][ T31] team0 (unregistering): Port device team_slave_1 removed [ 95.418915][ T31] team0 (unregistering): Port device team_slave_0 removed [ 95.444354][ T31] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 95.476584][ T31] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 95.652767][ T31] bond0 (unregistering): Released all slaves [ 95.724239][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.732476][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.743889][ T4380] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.761784][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.771329][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.780630][ T4346] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.787874][ T4346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.796760][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.805551][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.813954][ T4346] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.821137][ T4346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.837671][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.846817][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.858330][ T4346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.876043][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.886449][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.895274][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.928508][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.937743][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.946704][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 95.955115][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.964423][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 95.973305][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.989793][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.210936][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.219694][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.234001][ T4380] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.250865][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 96.260150][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.283552][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 96.292781][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.303636][ T4380] device veth0_vlan entered promiscuous mode [ 96.312018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.320862][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.333659][ T4380] device veth1_vlan entered promiscuous mode [ 96.377068][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 96.387515][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 96.396190][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 96.406871][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 96.424626][ T4380] device veth0_macvtap entered promiscuous mode [ 96.436234][ T4380] device veth1_macvtap entered promiscuous mode [ 96.465028][ T4380] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.474404][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 96.483022][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 96.491586][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 96.500510][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 96.513282][ T4380] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.521212][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 96.530987][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 96.546933][ T4380] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.556055][ T4380] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.564788][ T4380] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.575601][ T4380] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.631978][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.655504][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.672952][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 96.684796][ T47] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.693817][ T47] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.702790][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/07/24 23:50:30 executed programs: 2 [ 97.176350][ T4351] Bluetooth: hci0: command 0x040f tx timeout [ 99.255706][ T4351] Bluetooth: hci0: command 0x0419 tx timeout 2026/07/24 23:50:35 executed programs: 53 2026/07/24 23:50:41 executed programs: 108 2026/07/24 23:50:46 executed programs: 165 [ 114.326431][ C0] [ 114.328825][ C0] ====================================================== [ 114.335861][ C0] WARNING: possible circular locking dependency detected [ 114.342884][ C0] syzkaller #0 Not tainted [ 114.347306][ C0] ------------------------------------------------------ [ 114.354340][ C0] syz.0.208/4617 is trying to acquire lock: [ 114.360235][ C0] ffff8880b8e28218 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x18b/0x890 [ 114.368875][ C0] [ 114.368875][ C0] but task is already holding lock: [ 114.376234][ C0] ffff8880b8e28458 (&base->lock){-.-.}-{2:2}, at: __run_timers+0x127/0x810 [ 114.384852][ C0] [ 114.384852][ C0] which lock already depends on the new lock. [ 114.384852][ C0] [ 114.395268][ C0] [ 114.395268][ C0] the existing dependency chain (in reverse order) is: [ 114.404308][ C0] [ 114.404308][ C0] -> #1 (&base->lock){-.-.}-{2:2}: [ 114.411616][ C0] _raw_spin_lock_irqsave+0xb0/0x100 [ 114.417430][ C0] lock_timer_base+0x123/0x270 [ 114.422719][ C0] __mod_timer+0xf9/0xd20 [ 114.427586][ C0] queue_delayed_work_on+0x12d/0x1f0 [ 114.433395][ C0] kvfree_call_rcu+0x4fb/0x890 [ 114.438688][ C0] rtnl_register_internal+0x485/0x590 [ 114.444608][ C0] rtnl_register+0x2e/0x70 [ 114.449559][ C0] ip_rt_init+0x324/0x3b6 [ 114.454426][ C0] ip_init+0xa/0x14 [ 114.458762][ C0] inet_init+0x2bd/0x3cf [ 114.463524][ C0] do_one_initcall+0x257/0x800 [ 114.468814][ C0] do_initcall_level+0x13d/0x1ed [ 114.474275][ C0] do_initcalls+0x4b/0x8a [ 114.479144][ C0] kernel_init_freeable+0x401/0x5ab [ 114.484865][ C0] kernel_init+0x19/0x1b0 [ 114.489803][ C0] ret_from_fork+0x1f/0x30 [ 114.494755][ C0] [ 114.494755][ C0] -> #0 (krc.lock){..-.}-{2:2}: [ 114.501806][ C0] __lock_acquire+0x2d18/0x7c40 [ 114.507182][ C0] lock_acquire+0x1bb/0x4a0 [ 114.512222][ C0] _raw_spin_lock+0x2a/0x40 [ 114.517257][ C0] kvfree_call_rcu+0x18b/0x890 [ 114.522549][ C0] trie_delete_elem+0x4e9/0x620 [ 114.527921][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 114.533912][ C0] trace_call_bpf+0x322/0x6b0 [ 114.539118][ C0] perf_trace_run_bpf_submit+0x79/0x1c0 [ 114.545192][ C0] perf_trace_timer_class+0x264/0x2e0 [ 114.551103][ C0] detach_timer+0x2c0/0x350 [ 114.556130][ C0] __run_timers+0x4ed/0x810 [ 114.561155][ C0] run_timer_softirq+0x63/0xf0 [ 114.566438][ C0] handle_softirqs+0x291/0x910 [ 114.571720][ C0] __irq_exit_rcu+0x13b/0x230 [ 114.576948][ C0] irq_exit_rcu+0x5/0x20 [ 114.581711][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 114.587866][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 114.594397][ C0] lock_release+0x5ab/0x920 [ 114.599441][ C0] _raw_spin_unlock+0x12/0x40 [ 114.604644][ C0] dentry_unlink_inode+0x186/0x3b0 [ 114.610281][ C0] __dentry_kill+0x412/0x630 [ 114.615536][ C0] dentry_kill+0xb8/0x290 [ 114.620438][ C0] dput+0xfa/0x1d0 [ 114.624723][ C0] __fput+0x597/0x8b0 [ 114.629231][ C0] task_work_run+0x1d0/0x260 [ 114.634377][ C0] exit_to_user_mode_loop+0xe6/0x110 [ 114.640189][ C0] exit_to_user_mode_prepare+0xee/0x180 [ 114.646287][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 114.652377][ C0] do_syscall_64+0x58/0xa0 [ 114.657326][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 114.663749][ C0] [ 114.663749][ C0] other info that might help us debug this: [ 114.663749][ C0] [ 114.673970][ C0] Possible unsafe locking scenario: [ 114.673970][ C0] [ 114.681421][ C0] CPU0 CPU1 [ 114.686787][ C0] ---- ---- [ 114.692148][ C0] lock(&base->lock); [ 114.696238][ C0] lock(krc.lock); [ 114.702565][ C0] lock(&base->lock); [ 114.709149][ C0] lock(krc.lock); [ 114.712956][ C0] [ 114.712956][ C0] *** DEADLOCK *** [ 114.712956][ C0] [ 114.721098][ C0] 3 locks held by syz.0.208/4617: [ 114.726148][ C0] #0: ffff888140cce410 (&sb->s_type->i_lock_key#15){+.+.}-{2:2}, at: dentry_kill+0x4b/0x290 [ 114.736385][ C0] #1: ffff8880b8e28458 (&base->lock){-.-.}-{2:2}, at: __run_timers+0x127/0x810 [ 114.745465][ C0] #2: ffffffff8cb2db60 (rcu_read_lock){....}-{1:2}, at: trace_call_bpf+0xbf/0x6b0 [ 114.754886][ C0] [ 114.754886][ C0] stack backtrace: [ 114.761000][ C0] CPU: 0 PID: 4617 Comm: syz.0.208 Not tainted syzkaller #0 [ 114.768290][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 114.778361][ C0] Call Trace: [ 114.781652][ C0] [ 114.784500][ C0] dump_stack_lvl+0x188/0x24e [ 114.789199][ C0] ? load_image+0x410/0x410 [ 114.793714][ C0] ? show_regs_print_info+0x12/0x12 [ 114.798959][ C0] ? print_circular_bug+0x12b/0x1a0 [ 114.804174][ C0] check_noncircular+0x296/0x330 [ 114.809120][ C0] ? add_chain_block+0x9b0/0x9b0 [ 114.814065][ C0] ? lockdep_lock+0xf1/0x1f0 [ 114.818668][ C0] ? _find_first_zero_bit+0xd2/0x100 [ 114.823964][ C0] __lock_acquire+0x2d18/0x7c40 [ 114.828823][ C0] ? do_raw_spin_unlock+0x11d/0x230 [ 114.834046][ C0] ? _raw_spin_unlock+0x40/0x40 [ 114.838922][ C0] ? __stack_depot_save+0x439/0x480 [ 114.844135][ C0] ? verify_lock_unused+0x140/0x140 [ 114.849360][ C0] ? kasan_save_stack+0x4c/0x60 [ 114.854214][ C0] ? kasan_save_stack+0x3a/0x60 [ 114.859084][ C0] ? __kasan_record_aux_stack+0xb2/0xc0 [ 114.864662][ C0] ? kvfree_call_rcu+0x103/0x890 [ 114.869617][ C0] ? trie_delete_elem+0x4e9/0x620 [ 114.874656][ C0] ? bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 114.880295][ C0] ? trace_call_bpf+0x322/0x6b0 [ 114.885157][ C0] ? perf_trace_run_bpf_submit+0x79/0x1c0 [ 114.890893][ C0] ? perf_trace_timer_class+0x264/0x2e0 [ 114.896451][ C0] ? detach_timer+0x2c0/0x350 [ 114.901180][ C0] ? __run_timers+0x4ed/0x810 [ 114.905873][ C0] ? run_timer_softirq+0x63/0xf0 [ 114.910848][ C0] ? handle_softirqs+0x291/0x910 [ 114.915800][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 114.920667][ C0] ? irq_exit_rcu+0x5/0x20 [ 114.925117][ C0] ? sysvec_apic_timer_interrupt+0xa0/0xc0 [ 114.930940][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 114.937126][ C0] ? lock_release+0x5ab/0x920 [ 114.941858][ C0] ? _raw_spin_unlock+0x12/0x40 [ 114.946746][ C0] ? dentry_unlink_inode+0x186/0x3b0 [ 114.952040][ C0] ? __dentry_kill+0x412/0x630 [ 114.956810][ C0] ? dput+0xfa/0x1d0 [ 114.960714][ C0] ? __fput+0x597/0x8b0 [ 114.964883][ C0] ? task_work_run+0x1d0/0x260 [ 114.969669][ C0] ? exit_to_user_mode_loop+0xe6/0x110 [ 114.975141][ C0] lock_acquire+0x1bb/0x4a0 [ 114.979658][ C0] ? kvfree_call_rcu+0x18b/0x890 [ 114.984621][ C0] ? read_lock_is_recursive+0x10/0x10 [ 114.990011][ C0] ? __phys_addr+0xb6/0x170 [ 114.994549][ C0] _raw_spin_lock+0x2a/0x40 [ 114.999063][ C0] ? kvfree_call_rcu+0x18b/0x890 [ 115.004015][ C0] kvfree_call_rcu+0x18b/0x890 [ 115.008821][ C0] ? rcu_leak_callback+0x10/0x10 [ 115.013775][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 115.019697][ C0] ? _raw_spin_unlock+0x40/0x40 [ 115.024585][ C0] ? longest_prefix_match+0x350/0x660 [ 115.029990][ C0] trie_delete_elem+0x4e9/0x620 [ 115.034869][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 115.040337][ C0] trace_call_bpf+0x322/0x6b0 [ 115.045024][ C0] ? trace_call_bpf+0xbf/0x6b0 [ 115.049833][ C0] ? __bpf_trace_bpf_trace_printk+0x20/0x20 [ 115.055736][ C0] ? detach_timer+0x30/0x350 [ 115.060334][ C0] perf_trace_run_bpf_submit+0x79/0x1c0 [ 115.065929][ C0] perf_trace_timer_class+0x264/0x2e0 [ 115.071311][ C0] ? do_raw_spin_unlock+0x11d/0x230 [ 115.076513][ C0] ? trace_event_raw_event_timer_class+0x1d0/0x1d0 [ 115.083050][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 115.088961][ C0] ? _raw_spin_unlock+0x40/0x40 [ 115.093815][ C0] detach_timer+0x2c0/0x350 [ 115.098325][ C0] __run_timers+0x4ed/0x810 [ 115.102852][ C0] ? detach_timer+0x350/0x350 [ 115.107543][ C0] ? lock_chain_count+0x20/0x20 [ 115.112409][ C0] run_timer_softirq+0x63/0xf0 [ 115.117205][ C0] handle_softirqs+0x291/0x910 [ 115.121976][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 115.126827][ C0] ? do_softirq+0x210/0x210 [ 115.131333][ C0] ? hrtimer_interrupt+0x775/0x980 [ 115.136453][ C0] ? irqtime_account_irq+0xb2/0x1b0 [ 115.141653][ C0] __irq_exit_rcu+0x13b/0x230 [ 115.146383][ C0] ? irq_exit_rcu+0x20/0x20 [ 115.150915][ C0] irq_exit_rcu+0x5/0x20 [ 115.155158][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 115.160805][ C0] [ 115.163757][ C0] [ 115.166709][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 115.172694][ C0] RIP: 0010:lock_release+0x5ab/0x920 [ 115.178016][ C0] Code: 00 00 00 f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 2f 04 f8 75 70 f7 44 24 50 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 2f 00 00 00 00 43 c7 44 2f 08 00 00 00 00 65 48 8b 04 25 [ 115.197652][ C0] RSP: 0018:ffffc900040e7b60 EFLAGS: 00000206 [ 115.203723][ C0] RAX: 0000000000000001 RBX: ffffffffffffffff RCX: b5291e8ea04f3b00 [ 115.211703][ C0] RDX: 00000000ffffffff RSI: ffffffff8a8c2920 RDI: ffffffff8adf5de0 [ 115.219676][ C0] RBP: ffffc900040e7c80 R08: dffffc0000000000 R09: 1ffffffff2161e4f [ 115.227736][ C0] R10: dffffc0000000000 R11: fffffbfff2161e50 R12: ffff888079f3e4e0 [ 115.235720][ C0] R13: dffffc0000000000 R14: ffff888079f3e4d0 R15: 1ffff9200081cf78 [ 115.243715][ C0] ? dentry_unlink_inode+0x186/0x3b0 [ 115.249038][ C0] ? __lock_acquire+0x7c40/0x7c40 [ 115.254076][ C0] _raw_spin_unlock+0x12/0x40 [ 115.258763][ C0] dentry_unlink_inode+0x186/0x3b0 [ 115.263930][ C0] __dentry_kill+0x412/0x630 [ 115.268553][ C0] dentry_kill+0xb8/0x290 [ 115.272893][ C0] ? dput+0x37/0x1d0 [ 115.276798][ C0] dput+0xfa/0x1d0 [ 115.280529][ C0] __fput+0x597/0x8b0 [ 115.284536][ C0] task_work_run+0x1d0/0x260 [ 115.289137][ C0] ? task_work_cancel+0x220/0x220 [ 115.294182][ C0] ? __close_range+0x20c/0x770 [ 115.298966][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 115.304495][ C0] exit_to_user_mode_loop+0xe6/0x110 [ 115.309796][ C0] exit_to_user_mode_prepare+0xee/0x180 [ 115.315367][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 115.320839][ C0] do_syscall_64+0x58/0xa0 [ 115.325272][ C0] ? clear_bhb_loop+0x60/0xb0 [ 115.329965][ C0] ? clear_bhb_loop+0x60/0xb0 [ 115.334675][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 115.340579][ C0] RIP: 0033:0x7ffa96d9de99 [ 115.345011][ C0] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 115.364630][ C0] RSP: 002b:00007ffef26bfb88 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 115.373061][ C0] RAX: 0000000000000000 RBX: 00007ffef26bfc70 RCX: 00007ffa96d9de99 [ 115.381039][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 115.389013][ C0] RBP: 000000000001be5b R08: 0000000000000001 R09: 0000000000000000 [ 115.396982][ C0] R10: 0000001b2db20000 R11: 0000000000000246 R12: 0000000000000000 [ 115.404954][ C0] R13: 00007ffa97025fac R14: 00007ffa97025fa8 R15: 00007ffa97025fa0 [ 115.412965][ C0] 2026/07/24 23:50:51 executed programs: 213