Warning: Permanently added '10.128.0.43' (ED25519) to the list of known hosts. 2026/10/04 19:08:38 parsed 1 programs 2026/10/04 19:08:38 serving rpc on tcp://33117 [ 68.199379][ T4196] cgroup: Unknown subsys name 'net' [ 68.331951][ T4196] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 69.826771][ T4196] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 71.262250][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.268830][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.602734][ T1277] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.614672][ T1277] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.624684][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.647888][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.655888][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.663460][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.390610][ T155] ODEBUG: Out of memory. ODEBUG disabled [ 73.880591][ T4288] chnl_net:caif_netlink_parms(): no params data found [ 73.929458][ T4288] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.937222][ T4288] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.945297][ T4288] device bridge_slave_0 entered promiscuous mode [ 73.954432][ T4288] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.961888][ T4288] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.969977][ T4288] device bridge_slave_1 entered promiscuous mode [ 74.015570][ T4288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.028398][ T4288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.069786][ T4288] team0: Port device team_slave_0 added [ 74.077604][ T4288] team0: Port device team_slave_1 added [ 74.094092][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.101546][ T4288] 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. [ 74.128228][ T4288] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.140899][ T4288] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.148002][ T4288] 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. [ 74.173927][ T4288] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.220389][ T4288] device hsr_slave_0 entered promiscuous mode [ 74.228477][ T4288] device hsr_slave_1 entered promiscuous mode [ 74.395325][ T4288] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.406596][ T4288] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.416044][ T4288] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.424859][ T4288] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.469390][ T4288] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.476668][ T4288] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.484212][ T4288] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.491349][ T4288] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.547723][ T4288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.561696][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.571088][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.579209][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.588859][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 74.602915][ T4288] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.628152][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.637277][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.644365][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.656430][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.664900][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.672042][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.691451][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.701541][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.727425][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.739334][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.762643][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.774555][ T4288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.901168][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.908969][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.924142][ T4288] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.952367][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.967631][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.988309][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.997471][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.006788][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.014667][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.025499][ T4288] device veth0_vlan entered promiscuous mode [ 75.040689][ T4288] device veth1_vlan entered promiscuous mode [ 75.062665][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.071228][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.079457][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.088429][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.099776][ T4288] device veth0_macvtap entered promiscuous mode [ 75.110950][ T4288] device veth1_macvtap entered promiscuous mode [ 75.128064][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.139911][ T4288] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.148513][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.156974][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.166941][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.182544][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.193228][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.202762][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.218500][ T4288] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.227713][ T4288] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.236876][ T4288] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.246184][ T4288] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/10/04 19:08:48 executed programs: 0 [ 75.941316][ T4306] chnl_net:caif_netlink_parms(): no params data found [ 76.022944][ T4306] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.030410][ T4306] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.039172][ T4306] device bridge_slave_0 entered promiscuous mode [ 76.048148][ T4306] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.056201][ T4306] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.064455][ T4306] device bridge_slave_1 entered promiscuous mode [ 76.096257][ T4306] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.108381][ T4306] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.139630][ T4306] team0: Port device team_slave_0 added [ 76.148098][ T4306] team0: Port device team_slave_1 added [ 76.170842][ T4306] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.178112][ T4306] 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. [ 76.204316][ T4306] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.218599][ T4306] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.226450][ T4306] 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. [ 76.253225][ T4306] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.292186][ T4306] device hsr_slave_0 entered promiscuous mode [ 76.301815][ T4306] device hsr_slave_1 entered promiscuous mode [ 76.309147][ T4306] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 76.317478][ T4306] Cannot create hsr debugfs directory [ 76.429558][ T4306] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.815753][ T4318] Bluetooth: hci0: command 0x0409 tx timeout [ 79.191557][ T4306] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.895410][ T4208] Bluetooth: hci0: command 0x041b tx timeout [ 80.331653][ T4306] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.382207][ T4306] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.528587][ T4306] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 80.553175][ T4306] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 80.562301][ T4306] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 80.572308][ T4306] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 80.633575][ T4306] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.657155][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.665045][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.674462][ T4306] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.685663][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.694510][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.703583][ T155] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.710669][ T155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.720125][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.731578][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.740912][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.749692][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.756824][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.770551][ T9] device hsr_slave_0 left promiscuous mode [ 80.777100][ T9] device hsr_slave_1 left promiscuous mode [ 80.783548][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 80.791717][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 80.800642][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 80.808180][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 80.816759][ T9] device bridge_slave_1 left promiscuous mode [ 80.823045][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.837904][ T9] device bridge_slave_0 left promiscuous mode [ 80.844091][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.862553][ T9] device veth1_macvtap left promiscuous mode [ 80.869006][ T9] device veth0_macvtap left promiscuous mode [ 80.875075][ T9] device veth1_vlan left promiscuous mode [ 80.881064][ T9] device veth0_vlan left promiscuous mode [ 81.028544][ T9] team0 (unregistering): Port device team_slave_1 removed [ 81.042552][ T9] team0 (unregistering): Port device team_slave_0 removed [ 81.058200][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 81.071570][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 81.124253][ T9] bond0 (unregistering): Released all slaves [ 81.152388][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.168504][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.183389][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.193811][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.204613][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.218567][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.227756][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.238844][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.248761][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.266447][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.281019][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.292567][ T4306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.388279][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.396373][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.409203][ T4306] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.433985][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.443254][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.463244][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.471985][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.481981][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.490873][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.500294][ T4306] device veth0_vlan entered promiscuous mode [ 81.513149][ T4306] device veth1_vlan entered promiscuous mode [ 81.531401][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.539712][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.548077][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 81.556971][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 81.567658][ T4306] device veth0_macvtap entered promiscuous mode [ 81.579257][ T4306] device veth1_macvtap entered promiscuous mode [ 81.598502][ T4306] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.608240][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 81.617207][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 81.626921][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 81.636035][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 81.648033][ T4306] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.658238][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 81.668538][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 81.679745][ T4306] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.692200][ T4306] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.701635][ T4306] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.712137][ T4306] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.783406][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.801428][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.823000][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2026/10/04 19:08:54 executed programs: 2 [ 81.838304][ T155] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.846755][ T155] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.855276][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 81.933429][ T4325] [ 81.935954][ T4325] ====================================================== [ 81.943004][ T4325] WARNING: possible circular locking dependency detected [ 81.950061][ T4325] syzkaller #0 Not tainted [ 81.954502][ T4325] ------------------------------------------------------ [ 81.961694][ T4325] syz.0.18/4325 is trying to acquire lock: [ 81.967520][ T4325] ffffffff8ceceb50 (gadget_subsys.su_mutex){+.+.}-{3:3}, at: uvcg_streaming_header_allow_link+0x6d/0x4a0 [ 81.976066][ T1108] Bluetooth: hci0: command 0x040f tx timeout [ 81.978806][ T4325] [ 81.978806][ T4325] but task is already holding lock: [ 81.978814][ T4325] ffff888059e45aa0 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: configfs_symlink+0x47b/0x13b0 [ 82.002650][ T4325] [ 82.002650][ T4325] which lock already depends on the new lock. [ 82.002650][ T4325] [ 82.013071][ T4325] [ 82.013071][ T4325] the existing dependency chain (in reverse order) is: [ 82.022186][ T4325] [ 82.022186][ T4325] -> #3 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}: [ 82.030955][ T4325] down_write+0x38/0x60 [ 82.035802][ T4325] configfs_depend_item_unlocked+0x14c/0x450 [ 82.042348][ T4325] usbg_make_tpg+0x1dd/0x550 [ 82.047501][ T4325] target_fabric_make_tpg+0xa0/0x6d0 [ 82.053340][ T4325] configfs_mkdir+0x511/0x9e0 [ 82.058562][ T4325] vfs_mkdir+0x386/0x570 [ 82.063352][ T4325] do_mkdirat+0x1dd/0x5c0 [ 82.068227][ T4325] __x64_sys_mkdirat+0x85/0x90 [ 82.073535][ T4325] do_syscall_64+0x4c/0xa0 [ 82.078492][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.084931][ T4325] [ 82.084931][ T4325] -> #2 (tpg_instances_lock){+.+.}-{3:3}: [ 82.092892][ T4325] __mutex_lock_common+0x1e5/0x2400 [ 82.098641][ T4325] mutex_lock_nested+0x17/0x20 [ 82.103953][ T4325] tcm_alloc_inst+0x61/0x190 [ 82.109086][ T4325] usb_get_function_instance+0xd9/0x2e0 [ 82.115175][ T4325] function_make+0x118/0x350 [ 82.120306][ T4325] configfs_mkdir+0x511/0x9e0 [ 82.125551][ T4325] vfs_mkdir+0x386/0x570 [ 82.130366][ T4325] do_mkdirat+0x1dd/0x5c0 [ 82.135241][ T4325] __x64_sys_mkdirat+0x85/0x90 [ 82.140551][ T4325] do_syscall_64+0x4c/0xa0 [ 82.145512][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.151970][ T4325] [ 82.151970][ T4325] -> #1 (func_lock){+.+.}-{3:3}: [ 82.159120][ T4325] __mutex_lock_common+0x1e5/0x2400 [ 82.164865][ T4325] mutex_lock_nested+0x17/0x20 [ 82.170176][ T4325] usb_get_function_instance+0x2a/0x2e0 [ 82.176270][ T4325] function_make+0x118/0x350 [ 82.181404][ T4325] configfs_mkdir+0x511/0x9e0 [ 82.186629][ T4325] vfs_mkdir+0x386/0x570 [ 82.191416][ T4325] do_mkdirat+0x1dd/0x5c0 [ 82.196289][ T4325] __x64_sys_mkdirat+0x85/0x90 [ 82.201601][ T4325] do_syscall_64+0x4c/0xa0 [ 82.206560][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.212999][ T4325] [ 82.212999][ T4325] -> #0 (gadget_subsys.su_mutex){+.+.}-{3:3}: [ 82.221283][ T4325] __lock_acquire+0x38f7/0x7d40 [ 82.226686][ T4325] lock_acquire+0x19f/0x400 [ 82.231749][ T4325] __mutex_lock_common+0x1e5/0x2400 [ 82.237494][ T4325] mutex_lock_nested+0x17/0x20 [ 82.242804][ T4325] uvcg_streaming_header_allow_link+0x6d/0x4a0 [ 82.249499][ T4325] configfs_symlink+0x5a4/0x13b0 [ 82.254997][ T4325] vfs_symlink+0x245/0x3d0 [ 82.260000][ T4325] do_symlinkat+0x1ab/0x6b0 [ 82.265056][ T4325] __x64_sys_symlink+0x7a/0x90 [ 82.270370][ T4325] do_syscall_64+0x4c/0xa0 [ 82.275328][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.281783][ T4325] [ 82.281783][ T4325] other info that might help us debug this: [ 82.281783][ T4325] [ 82.292026][ T4325] Chain exists of: [ 82.292026][ T4325] gadget_subsys.su_mutex --> tpg_instances_lock --> &sb->s_type->i_mutex_key#21 [ 82.292026][ T4325] [ 82.307015][ T4325] Possible unsafe locking scenario: [ 82.307015][ T4325] [ 82.314490][ T4325] CPU0 CPU1 [ 82.319876][ T4325] ---- ---- [ 82.325289][ T4325] lock(&sb->s_type->i_mutex_key#21); [ 82.330804][ T4325] lock(tpg_instances_lock); [ 82.338026][ T4325] lock(&sb->s_type->i_mutex_key#21); [ 82.346033][ T4325] lock(gadget_subsys.su_mutex); [ 82.351076][ T4325] [ 82.351076][ T4325] *** DEADLOCK *** [ 82.351076][ T4325] [ 82.359230][ T4325] 2 locks held by syz.0.18/4325: [ 82.364179][ T4325] #0: ffff88814632c460 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write+0x3d/0x90 [ 82.373457][ T4325] #1: ffff888059e45aa0 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: configfs_symlink+0x47b/0x13b0 [ 82.384374][ T4325] [ 82.384374][ T4325] stack backtrace: [ 82.390467][ T4325] CPU: 0 PID: 4325 Comm: syz.0.18 Not tainted syzkaller #0 [ 82.397699][ T4325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 82.407798][ T4325] Call Trace: [ 82.411117][ T4325] [ 82.414063][ T4325] dump_stack_lvl+0x188/0x250 [ 82.418770][ T4325] ? load_image+0x410/0x410 [ 82.423296][ T4325] ? show_regs_print_info+0x20/0x20 [ 82.428520][ T4325] ? print_circular_bug+0x12b/0x1a0 [ 82.433757][ T4325] check_noncircular+0x2f8/0x400 [ 82.438745][ T4325] ? print_deadlock_bug+0x5d0/0x5d0 [ 82.443971][ T4325] ? lockdep_lock+0xf1/0x1f0 [ 82.448599][ T4325] ? mark_lock+0x94/0x320 [ 82.452951][ T4325] ? _find_first_zero_bit+0xd1/0xf0 [ 82.458177][ T4325] __lock_acquire+0x38f7/0x7d40 [ 82.463056][ T4325] ? unwind_get_return_address+0x49/0x80 [ 82.468729][ T4325] ? verify_lock_unused+0x140/0x140 [ 82.473961][ T4325] ? lockdep_unlock+0x143/0x2e0 [ 82.478841][ T4325] ? lockdep_lock+0x1f0/0x1f0 [ 82.483555][ T4325] ? add_lock_to_list+0x18d/0x280 [ 82.488625][ T4325] lock_acquire+0x19f/0x400 [ 82.493173][ T4325] ? uvcg_streaming_header_allow_link+0x6d/0x4a0 [ 82.499527][ T4325] ? vfs_symlink+0x245/0x3d0 [ 82.504147][ T4325] ? __might_sleep+0xf0/0xf0 [ 82.508761][ T4325] ? read_lock_is_recursive+0x10/0x10 [ 82.514166][ T4325] ? verify_lock_unused+0x140/0x140 [ 82.519397][ T4325] __mutex_lock_common+0x1e5/0x2400 [ 82.524624][ T4325] ? uvcg_streaming_header_allow_link+0x6d/0x4a0 [ 82.530984][ T4325] ? lock_chain_count+0x20/0x20 [ 82.535869][ T4325] ? uvcg_streaming_header_allow_link+0x6d/0x4a0 [ 82.542250][ T4325] ? mutex_lock_io_nested+0x60/0x60 [ 82.547482][ T4325] ? rwsem_write_trylock+0x135/0x1c0 [ 82.552792][ T4325] ? clear_nonspinnable+0x60/0x60 [ 82.557838][ T4325] mutex_lock_nested+0x17/0x20 [ 82.562638][ T4325] uvcg_streaming_header_allow_link+0x6d/0x4a0 [ 82.568819][ T4325] ? inode_permission+0xef/0x480 [ 82.573782][ T4325] ? bpf_lsm_inode_permission+0x5/0x10 [ 82.579264][ T4325] ? security_inode_permission+0xac/0xf0 [ 82.584920][ T4325] configfs_symlink+0x5a4/0x13b0 [ 82.589905][ T4325] ? end_current_label_crit_section+0x14b/0x170 [ 82.596239][ T4325] ? common_perm+0x15d/0x1b0 [ 82.600854][ T4325] ? from_kgid+0x14f/0x6a0 [ 82.605299][ T4325] ? apparmor_path_symlink+0x1ac/0x230 [ 82.610774][ T4325] ? lookup_one_qstr_excl+0x11c/0x240 [ 82.616170][ T4325] ? detach_groups+0x370/0x370 [ 82.620963][ T4325] ? inode_permission+0xef/0x480 [ 82.625962][ T4325] ? bpf_lsm_inode_symlink+0x5/0x10 [ 82.631189][ T4325] ? security_inode_symlink+0xb2/0x100 [ 82.636667][ T4325] vfs_symlink+0x245/0x3d0 [ 82.641112][ T4325] do_symlinkat+0x1ab/0x6b0 [ 82.645661][ T4325] ? vfs_symlink+0x3d0/0x3d0 [ 82.650272][ T4325] ? getname_flags+0x1f9/0x4f0 [ 82.655058][ T4325] __x64_sys_symlink+0x7a/0x90 [ 82.659844][ T4325] do_syscall_64+0x4c/0xa0 [ 82.664292][ T4325] ? clear_bhb_loop+0x30/0x80 [ 82.668985][ T4325] ? clear_bhb_loop+0x30/0x80 [ 82.673679][ T4325] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.679600][ T4325] RIP: 0033:0x7ff64ad6c159 [ 82.684035][ T4325] 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 [ 82.703670][ T4325] RSP: 002b:00007fff6cfb0868 EFLAGS: 00000246 ORIG_RAX: 0000000000000058 [ 82.712098][ T4325] RAX: ffffffffffffffda RBX: 00007ff64aff3fa0 RCX: 00007ff64ad6c159 [ 82.720079][ T4325] RDX: 0000000000000000 RSI: 0000200000000700 RDI: 00002000000006c0 [ 82.728066][ T4325] RBP: 00007ff64ae0306b R08: 0000000000000000 R09: 0000000000000000 [ 82.736046][ T4325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 82.744037][ T4325] R13: 00007ff64aff3fac R14: 00007ff64aff3fa0 R15: 00007ff64aff3fa0 [ 82.752034][ T4325] [ 84.055172][ T4207] Bluetooth: hci0: command 0x0419 tx timeout [ 86.615620][ T13] cfg80211: failed to load regulatory.db 2026/10/04 19:08:59 executed programs: 247 2026/10/04 19:09:04 executed programs: 544