Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. 2026/02/04 10:18:58 parsed 1 programs [ 64.202240][ T4187] cgroup: Unknown subsys name 'net' [ 64.342181][ T4187] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 65.808381][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 67.287380][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.299103][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.354695][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.410667][ T672] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.426602][ T672] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.438351][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.213207][ T4236] chnl_net:caif_netlink_parms(): no params data found [ 68.581172][ T4236] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.590362][ T4236] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.598736][ T4236] device bridge_slave_0 entered promiscuous mode [ 68.627516][ T4236] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.641635][ T4236] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.674243][ T4236] device bridge_slave_1 entered promiscuous mode [ 68.758415][ T4236] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.808659][ T4236] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.867550][ T4236] team0: Port device team_slave_0 added [ 68.887778][ T4236] team0: Port device team_slave_1 added [ 68.928993][ T4236] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.946866][ T4236] 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. [ 68.994111][ T4236] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.016349][ T4236] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.023303][ T4236] 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. [ 69.086907][ T4236] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.159349][ T4236] device hsr_slave_0 entered promiscuous mode [ 69.176512][ T4236] device hsr_slave_1 entered promiscuous mode [ 69.413697][ T4236] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.424786][ T4236] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.436905][ T4236] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.446755][ T4236] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.525426][ T4236] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.540771][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.550720][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.561503][ T4236] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.572367][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.581453][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.592553][ T672] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.599841][ T672] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.611277][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.624125][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.634440][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.643161][ T4219] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.650251][ T4219] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.676028][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.684963][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.694295][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.704702][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.713953][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.724012][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.733729][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.751693][ T4236] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.763032][ T4236] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.777017][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.785517][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.794862][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.804180][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.814056][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.925989][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.933514][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.949517][ T4236] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.093033][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.101886][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.119864][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.130694][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.139187][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.147188][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.157351][ T4236] device veth0_vlan entered promiscuous mode [ 70.170218][ T4236] device veth1_vlan entered promiscuous mode [ 70.194122][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.220162][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.231536][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.241148][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.255021][ T4236] device veth0_macvtap entered promiscuous mode [ 70.274060][ T4236] device veth1_macvtap entered promiscuous mode [ 70.298169][ T4236] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.309001][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.317139][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.324998][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.337397][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.349819][ T4236] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.357276][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.367996][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.382594][ T4236] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.392758][ T4236] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.402078][ T4236] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.410997][ T4236] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/02/04 10:19:06 executed programs: 0 [ 70.725730][ T4236] syz-executor (4236) used greatest stack depth: 20688 bytes left [ 70.983807][ T4309] chnl_net:caif_netlink_parms(): no params data found [ 71.115477][ T4305] chnl_net:caif_netlink_parms(): no params data found [ 71.123161][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.130193][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.142504][ T4309] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.150120][ T4309] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.158034][ T4309] device bridge_slave_0 entered promiscuous mode [ 71.193632][ T4309] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.200902][ T4309] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.209386][ T4309] device bridge_slave_1 entered promiscuous mode [ 71.332399][ T4309] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.350205][ T4316] chnl_net:caif_netlink_parms(): no params data found [ 71.375441][ T4305] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.382892][ T4305] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.390958][ T4305] device bridge_slave_0 entered promiscuous mode [ 71.402607][ T4305] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.409911][ T4305] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.417724][ T4305] device bridge_slave_1 entered promiscuous mode [ 71.426243][ T4309] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.457006][ T4314] chnl_net:caif_netlink_parms(): no params data found [ 71.480664][ T4309] team0: Port device team_slave_0 added [ 71.488252][ T4309] team0: Port device team_slave_1 added [ 71.535574][ T4305] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.546946][ T4309] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.553908][ T4309] 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. [ 71.580411][ T4309] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.618697][ T4305] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.640182][ T4309] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.647493][ T4309] 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. [ 71.673722][ T4309] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.697817][ T4305] team0: Port device team_slave_0 added [ 71.704239][ T4316] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.712886][ T4316] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.720794][ T4316] device bridge_slave_0 entered promiscuous mode [ 71.733642][ T4313] chnl_net:caif_netlink_parms(): no params data found [ 71.747838][ T4305] team0: Port device team_slave_1 added [ 71.766291][ T4314] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.773498][ T4314] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.781658][ T4314] device bridge_slave_0 entered promiscuous mode [ 71.789911][ T4316] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.797177][ T4316] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.805263][ T4316] device bridge_slave_1 entered promiscuous mode [ 71.853557][ T4314] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.861037][ T4314] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.869092][ T4314] device bridge_slave_1 entered promiscuous mode [ 71.899320][ T4305] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.907896][ T4305] 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. [ 71.933919][ T4305] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.951166][ T4305] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.958460][ T4305] 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. [ 71.984480][ T4305] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.025358][ T4314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.039180][ T4314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.055795][ T4316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.068925][ T4309] device hsr_slave_0 entered promiscuous mode [ 72.075724][ T4309] device hsr_slave_1 entered promiscuous mode [ 72.082906][ T4309] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.090979][ T4309] Cannot create hsr debugfs directory [ 72.112839][ T4316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.145557][ T4316] team0: Port device team_slave_0 added [ 72.172897][ T4305] device hsr_slave_0 entered promiscuous mode [ 72.179616][ T4305] device hsr_slave_1 entered promiscuous mode [ 72.186776][ T4305] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.194350][ T4305] Cannot create hsr debugfs directory [ 72.223176][ T4316] team0: Port device team_slave_1 added [ 72.238210][ T4314] team0: Port device team_slave_0 added [ 72.274815][ T4313] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.282032][ T4313] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.290098][ T4313] device bridge_slave_0 entered promiscuous mode [ 72.300499][ T4314] team0: Port device team_slave_1 added [ 72.311393][ T4316] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.318915][ T4316] 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. [ 72.345012][ T4316] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.361254][ T4313] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.368478][ T4313] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.376477][ T4313] device bridge_slave_1 entered promiscuous mode [ 72.394005][ T4316] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.401237][ T4316] 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. [ 72.428036][ T4316] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.466884][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.473841][ T4314] 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. [ 72.501020][ T4314] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.535432][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.542518][ T4314] 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. [ 72.574750][ T4314] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.599631][ T4313] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.627114][ T4316] device hsr_slave_0 entered promiscuous mode [ 72.627679][ T13] Bluetooth: hci1: command 0x0409 tx timeout [ 72.640557][ T13] Bluetooth: hci0: command 0x0409 tx timeout [ 72.646748][ T4316] device hsr_slave_1 entered promiscuous mode [ 72.653026][ T4316] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.660823][ T4316] Cannot create hsr debugfs directory [ 72.695799][ T4313] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.727604][ T4314] device hsr_slave_0 entered promiscuous mode [ 72.734179][ T4314] device hsr_slave_1 entered promiscuous mode [ 72.741959][ T4314] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.749642][ T4314] Cannot create hsr debugfs directory [ 72.802066][ T4313] team0: Port device team_slave_0 added [ 72.833219][ T4313] team0: Port device team_slave_1 added [ 72.876618][ T13] Bluetooth: hci3: command 0x0409 tx timeout [ 72.885994][ T13] Bluetooth: hci2: command 0x0409 tx timeout [ 72.906839][ T13] Bluetooth: hci4: command 0x0409 tx timeout [ 72.948119][ T4313] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.955088][ T4313] 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. [ 72.981335][ T4313] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.000110][ T4313] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.007228][ T4313] 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. [ 73.038234][ T4313] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.132026][ T4313] device hsr_slave_0 entered promiscuous mode [ 73.138899][ T4313] device hsr_slave_1 entered promiscuous mode [ 73.145487][ T4313] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.153532][ T4313] Cannot create hsr debugfs directory [ 73.191529][ T4309] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 73.230533][ T4309] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 73.242648][ T4309] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 73.251828][ T4309] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 73.343762][ T4316] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.362287][ T4314] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 73.391383][ T4314] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 73.400955][ T4314] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 73.410404][ T4314] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 73.457655][ T4309] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.478455][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.487283][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.498707][ T4309] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.530812][ T4314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.550391][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.560360][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.569038][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.576125][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.584118][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.603241][ T4314] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.611204][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.620173][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.629000][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.636105][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.643932][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.654412][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.701209][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.710389][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.720728][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.731379][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.740805][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.749737][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.758770][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.767610][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.776488][ T4219] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.783549][ T4219] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.791437][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.800188][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.808866][ T4219] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.815991][ T4219] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.823709][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.831856][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.867930][ T4309] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.881810][ T4309] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.899882][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.912159][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.924548][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.941488][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.952217][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.964650][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.980578][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.991748][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.004719][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.017669][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.027653][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.036478][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.051072][ T4314] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.063109][ T4314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.078476][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.087002][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.094962][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.103954][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.262584][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.271844][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.290939][ T4314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.301473][ T4309] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.309654][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.317755][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.347327][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.357094][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.388453][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.402502][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.411448][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.426494][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.435237][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.449637][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.463672][ T4309] device veth0_vlan entered promiscuous mode [ 74.472523][ T4314] device veth0_vlan entered promiscuous mode [ 74.483229][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.493541][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.506455][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.514198][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.533152][ T4309] device veth1_vlan entered promiscuous mode [ 74.544294][ T4314] device veth1_vlan entered promiscuous mode [ 74.558473][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.572223][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.581573][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.634541][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.645214][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.654760][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.663666][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.673798][ T4314] device veth0_macvtap entered promiscuous mode [ 74.682900][ T4309] device veth0_macvtap entered promiscuous mode [ 74.693717][ T4314] device veth1_macvtap entered promiscuous mode [ 74.704128][ T4309] device veth1_macvtap entered promiscuous mode [ 74.716329][ T7] Bluetooth: hci0: command 0x041b tx timeout [ 74.725532][ T7] Bluetooth: hci1: command 0x041b tx timeout [ 74.743500][ T4309] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 74.755001][ T4309] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.773426][ T4309] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.786693][ T4314] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 74.797780][ T4314] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.808430][ T4314] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 74.819707][ T4314] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.831210][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.839059][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.848620][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.856932][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.865423][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.874432][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.883588][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.893383][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.902475][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.918674][ T4309] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 74.930132][ T4309] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.943325][ T4309] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.956297][ T4314] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 74.957908][ T4289] Bluetooth: hci4: command 0x041b tx timeout [ 74.978727][ T4314] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.986179][ T4289] Bluetooth: hci2: command 0x041b tx timeout [ 74.996067][ T4289] Bluetooth: hci3: command 0x041b tx timeout [ 74.996717][ T4314] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 75.018611][ T4314] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 75.034158][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.051591][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.062795][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.074985][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.091047][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.105709][ T4309] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.124780][ T4309] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.133952][ T4309] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.149091][ T4309] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.164370][ T4314] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.174196][ T4314] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.183094][ T4314] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.192363][ T4314] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.334716][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.358911][ T4219] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.378717][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.396038][ T4219] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.404406][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.419301][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.426263][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.437736][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.446123][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 75.457854][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.465805][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.484378][ T4219] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/02/04 10:19:11 executed programs: 10 [ 75.657868][ T4316] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.770101][ T4316] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.860421][ T4316] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.078811][ T4369] loop1: detected capacity change from 0 to 32768 [ 76.094878][ T4368] loop3: detected capacity change from 0 to 32768 [ 76.131208][ T4369] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 scanned by syz.1.18 (4369) [ 76.161023][ T4305] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.213758][ T4305] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.231126][ T4368] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.20 (4368) [ 76.269623][ T4305] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.287761][ T4369] BTRFS info (device loop1): using crc32c (crc32c-intel) checksum algorithm [ 76.312241][ T4369] BTRFS info (device loop1): turning off barriers [ 76.319939][ T4369] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.332203][ T4313] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 76.360868][ T4313] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 76.368665][ T4369] BTRFS info (device loop1): trying to use backup root at mount time [ 76.395625][ T4191] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4191) [ 76.411681][ T4305] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.425296][ T4369] BTRFS info (device loop1): enabling auto defrag [ 76.432044][ T4369] BTRFS info (device loop1): turning on sync discard [ 76.445996][ T4313] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 76.483848][ T4369] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 76.517603][ T4313] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 76.527691][ T4369] BTRFS info (device loop1): trying to use backup root at mount time [ 76.558434][ T4369] BTRFS info (device loop1): using free space tree [ 76.564972][ T4369] BTRFS info (device loop1): has skinny extents [ 76.616511][ T4316] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 76.713912][ T4316] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 76.735215][ T4316] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 76.765109][ T4316] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 76.793664][ T4289] Bluetooth: hci1: command 0x040f tx timeout [ 76.800054][ T4289] Bluetooth: hci0: command 0x040f tx timeout [ 76.902431][ T26] audit: type=1800 audit(1770200353.350:2): pid=4369 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.18" name="bus" dev="loop1" ino=263 res=0 errno=0 [ 76.972064][ T4371] loop3: detected capacity change from 0 to 32768 [ 76.998836][ T26] audit: type=1800 audit(1770200353.380:3): pid=4369 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.18" name="bus" dev="loop1" ino=263 res=0 errno=0 [ 77.036253][ T1324] Bluetooth: hci3: command 0x040f tx timeout [ 77.054538][ T1324] Bluetooth: hci2: command 0x040f tx timeout [ 77.061253][ T4371] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.22 (4371) [ 77.083556][ T4305] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.101535][ T1324] Bluetooth: hci4: command 0x040f tx timeout [ 77.134098][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.188653][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.204333][ T4191] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4191) [ 77.227440][ T4305] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.287497][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.313414][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.349326][ T4216] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.356520][ T4216] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.402732][ T4309] [ 77.405218][ T4309] ====================================================== [ 77.412247][ T4309] WARNING: possible circular locking dependency detected [ 77.419284][ T4309] syzkaller #0 Not tainted [ 77.423704][ T4309] ------------------------------------------------------ [ 77.430722][ T4309] syz-executor/4309 is trying to acquire lock: [ 77.436886][ T4309] ffff888147859ce0 (&fs_devs->device_list_mutex){+.+.}-{3:3}, at: btrfs_run_dev_stats+0xe2/0xe70 [ 77.447446][ T4309] [ 77.447446][ T4309] but task is already holding lock: [ 77.454819][ T4309] ffff8880760b8720 (&fs_info->tree_log_mutex){+.+.}-{3:3}, at: btrfs_commit_transaction+0x1242/0x3570 [ 77.465814][ T4309] [ 77.465814][ T4309] which lock already depends on the new lock. [ 77.465814][ T4309] [ 77.476222][ T4309] [ 77.476222][ T4309] the existing dependency chain (in reverse order) is: [ 77.485249][ T4309] [ 77.485249][ T4309] -> #6 (&fs_info->tree_log_mutex){+.+.}-{3:3}: [ 77.493702][ T4309] __mutex_lock_common+0x1e3/0x2400 [ 77.499431][ T4309] mutex_lock_nested+0x17/0x20 [ 77.504833][ T4309] btrfs_commit_transaction+0x1242/0x3570 [ 77.511100][ T4309] sync_filesystem+0x1be/0x220 [ 77.516408][ T4309] generic_shutdown_super+0x6b/0x300 [ 77.522235][ T4309] kill_anon_super+0x36/0x70 [ 77.527361][ T4309] btrfs_kill_super+0x3d/0x50 [ 77.532577][ T4309] deactivate_locked_super+0x93/0xf0 [ 77.538400][ T4309] cleanup_mnt+0x42d/0x4e0 [ 77.543357][ T4309] task_work_run+0x125/0x1a0 [ 77.548513][ T4309] exit_to_user_mode_loop+0x10f/0x130 [ 77.554419][ T4309] exit_to_user_mode_prepare+0xee/0x180 [ 77.560503][ T4309] syscall_exit_to_user_mode+0x16/0x40 [ 77.566519][ T4309] do_syscall_64+0x58/0xa0 [ 77.571478][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.577904][ T4309] [ 77.577904][ T4309] -> #5 (&fs_info->reloc_mutex){+.+.}-{3:3}: [ 77.586211][ T4309] __mutex_lock_common+0x1e3/0x2400 [ 77.591959][ T4309] mutex_lock_nested+0x17/0x20 [ 77.597272][ T4309] btrfs_record_root_in_trans+0x14b/0x180 [ 77.603534][ T4309] start_transaction+0x3b0/0x1130 [ 77.609091][ T4309] btrfs_create+0x111/0x5d0 [ 77.614137][ T4309] path_openat+0x11db/0x2fa0 [ 77.619299][ T4309] do_filp_open+0x1e2/0x410 [ 77.624337][ T4309] do_sys_openat2+0x150/0x4b0 [ 77.629543][ T4309] __x64_sys_creat+0x8c/0xb0 [ 77.634669][ T4309] do_syscall_64+0x4c/0xa0 [ 77.639626][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.646083][ T4309] [ 77.646083][ T4309] -> #4 (sb_internal#2){.+.+}-{0:0}: [ 77.653599][ T4309] start_transaction+0x5bc/0x1130 [ 77.659163][ T4309] btrfs_dirty_inode+0xc5/0x1c0 [ 77.664545][ T4309] file_update_time+0x3a6/0x440 [ 77.669954][ T4309] btrfs_page_mkwrite+0x37d/0xc80 [ 77.675517][ T4309] do_page_mkwrite+0x168/0x3c0 [ 77.680822][ T4309] wp_page_shared+0x16b/0x6d0 [ 77.686029][ T4309] handle_mm_fault+0x1f06/0x4410 [ 77.691519][ T4309] do_user_addr_fault+0x489/0xc80 [ 77.697075][ T4309] exc_page_fault+0x60/0x100 [ 77.702195][ T4309] asm_exc_page_fault+0x22/0x30 [ 77.707611][ T4309] __put_user_nocheck_8+0x3/0x21 [ 77.713083][ T4309] __se_sys_io_setup+0xd6/0x190 [ 77.718466][ T4309] do_syscall_64+0x4c/0xa0 [ 77.723415][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.729838][ T4309] [ 77.729838][ T4309] -> #3 (sb_pagefaults#2){.+.+}-{0:0}: [ 77.737499][ T4309] btrfs_page_mkwrite+0x1b7/0xc80 [ 77.743057][ T4309] do_page_mkwrite+0x168/0x3c0 [ 77.748362][ T4309] wp_page_shared+0x16b/0x6d0 [ 77.753564][ T4309] handle_mm_fault+0x1f06/0x4410 [ 77.759034][ T4309] do_user_addr_fault+0x489/0xc80 [ 77.764626][ T4309] exc_page_fault+0x60/0x100 [ 77.769763][ T4309] asm_exc_page_fault+0x22/0x30 [ 77.775160][ T4309] __put_user_nocheck_8+0x3/0x21 [ 77.780642][ T4309] __se_sys_io_setup+0xd6/0x190 [ 77.786033][ T4309] do_syscall_64+0x4c/0xa0 [ 77.791132][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.797575][ T4309] [ 77.797575][ T4309] -> #2 (&mm->mmap_lock){++++}-{3:3}: [ 77.805151][ T4309] down_read+0x44/0x2e0 [ 77.809843][ T4309] mmap_read_lock+0x1c/0x50 [ 77.814893][ T4309] do_user_addr_fault+0xc35/0xc80 [ 77.820461][ T4309] exc_page_fault+0x60/0x100 [ 77.825588][ T4309] asm_exc_page_fault+0x22/0x30 [ 77.830992][ T4309] filldir64+0x30a/0x6f0 [ 77.835792][ T4309] dcache_readdir+0x173/0x7c0 [ 77.841026][ T4309] iterate_dir+0x218/0x560 [ 77.845996][ T4309] __se_sys_getdents64+0xf2/0x270 [ 77.851563][ T4309] do_syscall_64+0x4c/0xa0 [ 77.856518][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.862956][ T4309] [ 77.862956][ T4309] -> #1 (&type->i_mutex_dir_key#3){++++}-{3:3}: [ 77.871402][ T4309] down_read+0x44/0x2e0 [ 77.876097][ T4309] lookup_slow+0x46/0x70 [ 77.880875][ T4309] walk_component+0x319/0x460 [ 77.886100][ T4309] path_lookupat+0x169/0x440 [ 77.891243][ T4309] filename_lookup+0x214/0x540 [ 77.896540][ T4309] kern_path+0x37/0x190 [ 77.901222][ T4309] lookup_bdev+0xc5/0x280 [ 77.906089][ T4309] btrfs_free_stale_devices+0x6ec/0xa90 [ 77.912177][ T4309] btrfs_forget_devices+0x52/0x80 [ 77.917731][ T4309] btrfs_control_ioctl+0x10a/0x220 [ 77.923382][ T4309] __se_sys_ioctl+0xfa/0x170 [ 77.924438][ T4316] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.928499][ T4309] do_syscall_64+0x4c/0xa0 [ 77.928516][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 77.946727][ T4309] [ 77.946727][ T4309] -> #0 (&fs_devs->device_list_mutex){+.+.}-{3:3}: [ 77.955541][ T4309] __lock_acquire+0x2c42/0x7d10 [ 77.960936][ T4309] lock_acquire+0x19e/0x400 [ 77.965986][ T4309] __mutex_lock_common+0x1e3/0x2400 [ 77.971721][ T4309] mutex_lock_nested+0x17/0x20 [ 77.977021][ T4309] btrfs_run_dev_stats+0xe2/0xe70 [ 77.982576][ T4309] commit_cowonly_roots+0x185/0x9c0 [ 77.988313][ T4309] btrfs_commit_transaction+0x130d/0x3570 [ 77.994569][ T4309] sync_filesystem+0x1be/0x220 [ 77.995002][ T4316] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.999926][ T4309] generic_shutdown_super+0x6b/0x300 [ 77.999949][ T4309] kill_anon_super+0x36/0x70 [ 78.017476][ T4309] btrfs_kill_super+0x3d/0x50 [ 78.022696][ T4309] deactivate_locked_super+0x93/0xf0 [ 78.028510][ T4309] cleanup_mnt+0x42d/0x4e0 [ 78.033452][ T4309] task_work_run+0x125/0x1a0 [ 78.038671][ T4309] exit_to_user_mode_loop+0x10f/0x130 [ 78.044592][ T4309] exit_to_user_mode_prepare+0xee/0x180 [ 78.050701][ T4309] syscall_exit_to_user_mode+0x16/0x40 [ 78.056698][ T4309] do_syscall_64+0x58/0xa0 [ 78.061656][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.068166][ T4309] [ 78.068166][ T4309] other info that might help us debug this: [ 78.068166][ T4309] [ 78.078411][ T4309] Chain exists of: [ 78.078411][ T4309] &fs_devs->device_list_mutex --> &fs_info->reloc_mutex --> &fs_info->tree_log_mutex [ 78.078411][ T4309] [ 78.093802][ T4309] Possible unsafe locking scenario: [ 78.093802][ T4309] [ 78.094055][ T4410] loop3: detected capacity change from 0 to 32768 [ 78.101266][ T4309] CPU0 CPU1 [ 78.101271][ T4309] ---- ---- [ 78.101276][ T4309] lock(&fs_info->tree_log_mutex); [ 78.101289][ T4309] lock(&fs_info->reloc_mutex); [ 78.101302][ T4309] lock(&fs_info->tree_log_mutex); [ 78.138815][ T4309] lock(&fs_devs->device_list_mutex); [ 78.144336][ T4309] [ 78.144336][ T4309] *** DEADLOCK *** [ 78.144336][ T4309] [ 78.152481][ T4309] 3 locks held by syz-executor/4309: [ 78.157770][ T4309] #0: ffff88807e4100e0 (&type->s_umount_key#54){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 78.168005][ T4309] #1: ffff8880760b8c90 (&fs_info->reloc_mutex){+.+.}-{3:3}, at: btrfs_commit_transaction+0x1191/0x3570 [ 78.179174][ T4309] #2: ffff8880760b8720 (&fs_info->tree_log_mutex){+.+.}-{3:3}, at: btrfs_commit_transaction+0x1242/0x3570 [ 78.190598][ T4309] [ 78.190598][ T4309] stack backtrace: [ 78.194225][ T4410] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.23 (4410) [ 78.196508][ T4309] CPU: 1 PID: 4309 Comm: syz-executor Not tainted syzkaller #0 [ 78.214202][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 78.224279][ T4309] Call Trace: [ 78.227563][ T4309] [ 78.230592][ T4309] dump_stack_lvl+0x188/0x250 [ 78.235295][ T4309] ? load_image+0x400/0x400 [ 78.239829][ T4309] ? show_regs_print_info+0x20/0x20 [ 78.245052][ T4309] ? print_circular_bug+0x12b/0x1a0 [ 78.250269][ T4309] check_noncircular+0x296/0x330 [ 78.255230][ T4309] ? add_chain_block+0x940/0x940 [ 78.260186][ T4309] ? lockdep_lock+0xf1/0x1f0 [ 78.264802][ T4309] ? mark_lock+0x94/0x320 [ 78.269148][ T4309] __lock_acquire+0x2c42/0x7d10 [ 78.274065][ T4309] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 78.280059][ T4309] ? lock_chain_count+0x20/0x20 [ 78.280179][ T4316] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 78.284933][ T4309] ? __rwlock_init+0x140/0x140 [ 78.284961][ T4309] ? verify_lock_unused+0x140/0x140 [ 78.305238][ T4309] ? register_lock_class+0xc0/0x890 [ 78.310462][ T4309] ? lockdep_hardirqs_on+0x94/0x140 [ 78.315680][ T4309] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 78.321609][ T4309] ? is_dynamic_key+0x1f0/0x1f0 [ 78.326482][ T4309] ? kmem_cache_free+0x8f/0x210 [ 78.331361][ T4309] lock_acquire+0x19e/0x400 [ 78.335976][ T4309] ? btrfs_run_dev_stats+0xe2/0xe70 [ 78.341210][ T4309] ? __lock_acquire+0x13bc/0x7d10 [ 78.346264][ T4309] ? __might_sleep+0xf0/0xf0 [ 78.350872][ T4309] ? read_lock_is_recursive+0x10/0x10 [ 78.356268][ T4309] ? btrfs_run_dev_stats+0xe2/0xe70 [ 78.361507][ T4309] __mutex_lock_common+0x1e3/0x2400 [ 78.366728][ T4309] ? btrfs_run_dev_stats+0xe2/0xe70 [ 78.368231][ T4316] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.371951][ T4309] ? mark_lock+0x94/0x320 [ 78.386594][ T4309] ? verify_lock_unused+0x140/0x140 [ 78.391844][ T4309] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 78.397850][ T4309] ? verify_lock_unused+0x140/0x140 [ 78.403074][ T4309] ? lock_chain_count+0x20/0x20 [ 78.407960][ T4309] ? mutex_lock_io_nested+0x60/0x60 [ 78.413182][ T4309] mutex_lock_nested+0x17/0x20 [ 78.417958][ T4309] btrfs_run_dev_stats+0xe2/0xe70 [ 78.423000][ T4309] ? release_extent_buffer+0x1c6/0x2a0 [ 78.428480][ T4309] ? btrfs_device_init_dev_stats+0xc40/0xc40 [ 78.434475][ T4309] ? __rwlock_init+0x140/0x140 [ 78.439259][ T4309] ? do_raw_spin_unlock+0x11d/0x230 [ 78.444482][ T4309] ? _raw_spin_unlock+0x24/0x40 [ 78.449357][ T4309] ? release_extent_buffer+0x1c6/0x2a0 [ 78.454834][ T4309] commit_cowonly_roots+0x185/0x9c0 [ 78.460161][ T4309] ? rcu_is_watching+0x11/0xa0 [ 78.464960][ T4309] ? btrfs_qgroup_account_extents+0x692/0x810 [ 78.471048][ T4309] ? create_pending_snapshots+0x1b0/0x1b0 [ 78.476786][ T4309] ? btrfs_apply_pending_changes+0xb0/0xb0 [ 78.482036][ T4191] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4191) [ 78.482609][ T4309] ? do_raw_spin_unlock+0x11d/0x230 [ 78.497681][ T4309] ? btrfs_free_log_root_tree+0xa1/0xb0 [ 78.503241][ T4309] btrfs_commit_transaction+0x130d/0x3570 [ 78.508990][ T4309] ? do_async_commit+0x160/0x160 [ 78.513943][ T4309] ? __rwlock_init+0x140/0x140 [ 78.518720][ T4309] ? do_raw_spin_unlock+0x11d/0x230 [ 78.523955][ T4309] ? btrfs_record_root_in_trans+0x8d/0x180 [ 78.529784][ T4309] ? start_transaction+0x3d8/0x1130 [ 78.535065][ T4309] ? btrfs_attach_transaction_barrier+0x2e/0x90 [ 78.541350][ T4309] ? btrfs_sync_fs+0x198/0x660 [ 78.546130][ T4309] sync_filesystem+0x1be/0x220 [ 78.550906][ T4309] generic_shutdown_super+0x6b/0x300 [ 78.556217][ T4309] kill_anon_super+0x36/0x70 [ 78.560817][ T4309] btrfs_kill_super+0x3d/0x50 [ 78.565506][ T4309] deactivate_locked_super+0x93/0xf0 [ 78.570803][ T4309] cleanup_mnt+0x42d/0x4e0 [ 78.575234][ T4309] ? lockdep_hardirqs_on+0x94/0x140 [ 78.580442][ T4309] task_work_run+0x125/0x1a0 [ 78.585040][ T4309] exit_to_user_mode_loop+0x10f/0x130 [ 78.590430][ T4309] exit_to_user_mode_prepare+0xee/0x180 [ 78.596006][ T4309] syscall_exit_to_user_mode+0x16/0x40 [ 78.601487][ T4309] do_syscall_64+0x58/0xa0 [ 78.605911][ T4309] ? clear_bhb_loop+0x30/0x80 [ 78.610595][ T4309] ? clear_bhb_loop+0x30/0x80 [ 78.615276][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.621183][ T4309] RIP: 0033:0x7fb7ce664117 [ 78.625605][ T4309] Code: a2 c7 05 7c 94 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 78.645219][ T4309] RSP: 002b:00007ffc1f0234d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 78.653643][ T4309] RAX: 0000000000000000 RBX: 00007fb7ce6cc71f RCX: 00007fb7ce664117 [ 78.661620][ T4309] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc1f023590 [ 78.669608][ T4309] RBP: 00007ffc1f023590 R08: 00007ffc1f024590 R09: 00000000ffffffff [ 78.677582][ T4309] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc1f024620 [ 78.685578][ T4309] R13: 00007fb7ce6cc71f R14: 0000000000012d4a R15: 00007ffc1f024660 [ 78.693571][ T4309] [ 78.725831][ T4313] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.745893][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.772319][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.790181][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.803343][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.811934][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.822658][ T4216] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.829741][ T4216] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.852069][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.861194][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.870513][ T4216] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.877612][ T4216] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.886013][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.910866][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.933609][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.943244][ T4425] Bluetooth: hci0: command 0x0419 tx timeout [ 78.966353][ T4425] Bluetooth: hci1: command 0x0419 tx timeout [ 78.973033][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.007536][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.041312][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.056885][ T4413] loop3: detected capacity change from 0 to 32768 [ 79.067063][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.089790][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.098265][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.107106][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.115277][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.116542][ T4418] Bluetooth: hci2: command 0x0419 tx timeout [ 79.125102][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.139088][ T4216] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.146149][ T4418] Bluetooth: hci3: command 0x0419 tx timeout [ 79.152157][ T4216] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.163337][ T4413] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 scanned by syz.3.25 (4413) [ 79.178403][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.196353][ T4418] Bluetooth: hci4: command 0x0419 tx timeout [ 79.199941][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.210292][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.223477][ T4413] BTRFS info (device loop3): using crc32c (crc32c-intel) checksum algorithm [ 79.236446][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.244731][ T4413] BTRFS info (device loop3): turning off barriers [ 79.263396][ T4413] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 79.274348][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.294352][ T4313] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.301417][ T4413] BTRFS info (device loop3): trying to use backup root at mount time [ 79.328018][ T4413] BTRFS info (device loop3): enabling auto defrag [ 79.334590][ T4413] BTRFS info (device loop3): turning on sync discard [ 79.343496][ T4413] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 79.360932][ T4413] BTRFS info (device loop3): trying to use backup root at mount time [ 79.370653][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.380626][ T4413] BTRFS info (device loop3): using free space tree [ 79.387988][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.405910][ T4413] BTRFS info (device loop3): has skinny extents [ 79.412793][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.430492][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.441671][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.455153][ T4427] loop1: detected capacity change from 0 to 32768 [ 79.470769][ T4427] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.24 (4427) [ 79.487163][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.507143][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.522331][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.553227][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.569986][ T4193] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4193) [ 79.598683][ T4216] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.605778][ T4216] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.647779][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.666666][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.675443][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.684630][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.693513][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.702015][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.710748][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.719460][ T4216] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.726572][ T4216] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.735810][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.745108][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.754312][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.772597][ T26] audit: type=1800 audit(1770200356.220:4): pid=4413 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.25" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 79.823301][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.831811][ T26] audit: type=1800 audit(1770200356.220:5): pid=4413 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.25" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 79.855289][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.884766][ T4313] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 79.915607][ T4313] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 79.940810][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.952380][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.967186][ T4439] loop1: detected capacity change from 0 to 32768 [ 79.970360][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.992925][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.005694][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.014622][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.032822][ T4439] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 scanned by syz.1.26 (4439) [ 80.048515][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.071690][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.082677][ T4439] BTRFS info (device loop1): using crc32c (crc32c-intel) checksum algorithm [ 80.101495][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.101579][ T4439] BTRFS info (device loop1): turning off barriers [ 80.126558][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.135443][ T4439] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 80.158091][ T4316] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.185951][ T4439] BTRFS info (device loop1): trying to use backup root at mount time [ 80.215825][ T4439] BTRFS info (device loop1): enabling auto defrag [ 80.223321][ T4439] BTRFS info (device loop1): turning on sync discard [ 80.266193][ T4439] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 80.280862][ T4439] BTRFS info (device loop1): trying to use backup root at mount time [ 80.309220][ T4439] BTRFS info (device loop1): using free space tree [ 80.326049][ T4439] BTRFS info (device loop1): has skinny extents [ 80.365978][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.383784][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.397213][ T4313] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.459480][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 80.477456][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 80.520292][ T4453] loop3: detected capacity change from 0 to 32768 [ 80.535297][ T26] audit: type=1800 audit(1770200356.980:6): pid=4439 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.26" name="bus" dev="loop1" ino=263 res=0 errno=0 [ 80.555960][ T26] audit: type=1800 audit(1770200356.980:7): pid=4439 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.26" name="bus" dev="loop1" ino=263 res=0 errno=0 [ 80.564433][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 80.595232][ T4453] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.27 (4453) 2026/02/04 10:19:17 executed programs: 18 [ 80.640643][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 80.661811][ T4193] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4193) [ 80.674364][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 80.684631][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 80.702690][ T4313] device veth0_vlan entered promiscuous mode [ 80.724056][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.754544][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.793071][ T4313] device veth1_vlan entered promiscuous mode [ 80.832054][ T4305] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.892533][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 80.910795][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 80.936432][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 80.972817][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 80.985717][ T4484] loop3: detected capacity change from 0 to 32768 [ 81.000087][ T4313] device veth0_macvtap entered promiscuous mode [ 81.010375][ T4484] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 scanned by syz.3.28 (4484) [ 81.035208][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.049396][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.075928][ T4484] BTRFS info (device loop3): using crc32c (crc32c-intel) checksum algorithm [ 81.086530][ T4313] device veth1_macvtap entered promiscuous mode [ 81.104609][ T4316] device veth0_vlan entered promiscuous mode [ 81.114347][ T4484] BTRFS info (device loop3): turning off barriers [ 81.123893][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.123955][ T4484] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 81.145084][ T4484] BTRFS info (device loop3): trying to use backup root at mount time [ 81.153517][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.154865][ T4484] BTRFS info (device loop3): enabling auto defrag [ 81.168200][ T4484] BTRFS info (device loop3): turning on sync discard [ 81.174903][ T4484] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 81.186455][ T4484] BTRFS info (device loop3): trying to use backup root at mount time [ 81.194574][ T4484] BTRFS info (device loop3): using free space tree [ 81.201611][ T4484] BTRFS info (device loop3): has skinny extents [ 81.205222][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.218930][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.250618][ T4305] device veth0_vlan entered promiscuous mode [ 81.270890][ T4313] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 81.282517][ T4313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 81.313165][ T4313] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 81.334430][ T4313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 81.346371][ T1108] cfg80211: failed to load regulatory.db [ 81.385927][ T4313] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 81.405921][ T4313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 81.428180][ T4313] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.446097][ T26] audit: type=1800 audit(1770200357.890:8): pid=4484 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.28" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 81.481158][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.491730][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.502678][ T4487] loop1: detected capacity change from 0 to 32768 [ 81.535178][ T26] audit: type=1800 audit(1770200357.890:9): pid=4484 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.28" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 81.561497][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.588019][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.601441][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 81.625081][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 81.636868][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.644576][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.660306][ T4305] device veth1_vlan entered promiscuous mode [ 81.672408][ T4316] device veth1_vlan entered promiscuous mode [ 81.705510][ T4487] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.29 (4487) [ 81.719805][ T4313] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 81.746201][ T4313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 81.766020][ T4313] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 81.781075][ T4313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 81.791117][ T4313] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 81.803935][ T4193] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 scanned by udevd (4193) [ 81.806060][ T4313] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 81.866526][ T4313] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.906439][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.914360][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.943008][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.967341][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.994918][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.020708][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.055663][ T4305] device veth0_macvtap entered promiscuous mode [ 82.082913][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.096659][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.115339][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.132600][ T4316] device veth0_macvtap entered promiscuous mode [ 82.150155][ T4305] device veth1_macvtap entered promiscuous mode [ 82.169134][ T4313] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.188299][ T4313] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.207965][ T4313] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.224846][ T4508] loop1: detected capacity change from 0 to 32768 [ 82.233514][ T4313] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.244983][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.254102][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.262674][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.271592][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.283937][ T4316] device veth1_macvtap entered promiscuous mode [ 82.323411][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.334864][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.345224][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.363458][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.373479][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.386407][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.395568][ T4510] loop3: detected capacity change from 0 to 32768 [ 82.402934][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.413547][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.424745][ T4305] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.435481][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.443605][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.455211][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.464645][ T4508] BTRFS info (device loop1): using crc32c (crc32c-intel) checksum algorithm [ 82.475566][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 82.489183][ T4510] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.30 (4510) [ 82.489220][ T4508] BTRFS info (device loop1): turning off barriers [ 82.506704][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.526066][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 82.545430][ T4508] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 82.557079][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.575891][ T4508] BTRFS info (device loop1): trying to use backup root at mount time [ 82.584001][ T4508] BTRFS info (device loop1): enabling auto defrag [ 82.592500][ T4193] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4193) [ 82.595997][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 82.633241][ T4508] BTRFS info (device loop1): turning on sync discard [ 82.640453][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.655876][ T4508] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 82.667149][ T4305] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 82.689363][ T4508] BTRFS info (device loop1): trying to use backup root at mount time [ 82.697644][ T4305] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.715877][ T4508] BTRFS info (device loop1): using free space tree [ 82.725353][ T4305] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.732561][ T4508] BTRFS info (device loop1): has skinny extents [ 82.789966][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.816434][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.843603][ T4511] loop3: detected capacity change from 0 to 32768 [ 82.850285][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.870915][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.891601][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.908206][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.919531][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.932297][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.942415][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.956058][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.976487][ T26] audit: type=1800 audit(1770200359.420:10): pid=4508 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.31" name="bus" dev="loop1" ino=263 res=0 errno=0 [ 83.001625][ T4316] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.021059][ T4313] ieee80211 phy9: Selected rate control algorithm 'minstrel_ht' [ 83.038682][ T4511] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.32 (4511) [ 83.044222][ T26] audit: type=1800 audit(1770200359.420:11): pid=4508 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.31" name="bus" dev="loop1" ino=263 res=0 errno=0 [ 83.074747][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.098881][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.109097][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 83.120152][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 83.131560][ T4305] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.142947][ T4305] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.151948][ T4305] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.164116][ T4305] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.175961][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 83.190247][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 83.200299][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 83.212774][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 83.223732][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 83.229516][ T4193] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4193) [ 83.258056][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 83.271720][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 83.295991][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 83.305829][ T4316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 83.335868][ T4316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 83.359129][ T4316] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.397297][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.413429][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.449943][ T4316] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.505977][ T4316] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.514804][ T4316] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.557307][ T4316] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.598766][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.618827][ T9] device hsr_slave_0 left promiscuous mode [ 83.635604][ T4532] loop3: detected capacity change from 0 to 32768 [ 83.635927][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.653719][ T9] device hsr_slave_1 left promiscuous mode [ 83.660320][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 83.679780][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 83.691688][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 83.699566][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 83.707610][ T9] device bridge_slave_1 left promiscuous mode [ 83.713775][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.727078][ T9] device bridge_slave_0 left promiscuous mode [ 83.733290][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.744098][ T9] device veth1_macvtap left promiscuous mode [ 83.750523][ T9] device veth0_macvtap left promiscuous mode [ 83.758890][ T4532] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 scanned by syz.3.33 (4532) [ 83.766095][ T9] device veth1_vlan left promiscuous mode [ 83.787534][ T4532] BTRFS info (device loop3): using crc32c (crc32c-intel) checksum algorithm [ 83.805962][ T4532] BTRFS info (device loop3): turning off barriers [ 83.816655][ T9] device veth0_vlan left promiscuous mode [ 83.823311][ T4532] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 83.845922][ T4532] BTRFS info (device loop3): trying to use backup root at mount time [ 83.860489][ T4532] BTRFS info (device loop3): enabling auto defrag [ 83.874132][ T4532] BTRFS info (device loop3): turning on sync discard [ 83.883792][ T4534] loop1: detected capacity change from 0 to 32768 [ 83.892121][ T4532] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 83.905391][ T4532] BTRFS info (device loop3): trying to use backup root at mount time [ 83.930436][ T4532] BTRFS info (device loop3): using free space tree [ 83.938440][ T4532] BTRFS info (device loop3): has skinny extents [ 83.994299][ T4534] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.34 (4534) [ 84.041172][ T26] audit: type=1800 audit(1770200360.490:12): pid=4532 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.33" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 84.078414][ T4193] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4193) [ 84.101909][ T26] audit: type=1800 audit(1770200360.520:13): pid=4532 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.33" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 84.236588][ T9] team0 (unregistering): Port device team_slave_1 removed [ 84.309617][ T9] team0 (unregistering): Port device team_slave_0 removed [ 84.322530][ T4191] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 10 /dev/loop3 scanned by udevd (4191) [ 84.360908][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 84.412362][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 84.551880][ T9] bond0 (unregistering): Released all slaves [ 84.573510][ T4554] loop1: detected capacity change from 0 to 32768 [ 84.666436][ T4305] ieee80211 phy10: Selected rate control algorithm 'minstrel_ht' [ 84.683318][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 84.708156][ T4313] ieee80211 phy11: Selected rate control algorithm 'minstrel_ht' [ 84.723185][ T4556] loop3: detected capacity change from 0 to 32768 [ 84.759317][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.785604][ T4305] ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' [ 84.788435][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.805400][ T4367] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.824711][ T4216] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 84.840878][ T4367] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.859767][ T4316] ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' [ 84.888171][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 84.888407][ T672] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.901342][ T4556] BTRFS info (device loop3): using crc32c (crc32c-intel) checksum algorithm [ 84.944465][ T4216] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.951993][ T4556] BTRFS info (device loop3): turning off barriers [ 84.963657][ T672] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.972648][ T4316] ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' [ 84.980431][ T4216] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.016002][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.045953][ T4556] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 85.046670][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 85.077658][ T4556] BTRFS info (device loop3): trying to use backup root at mount time [ 85.110064][ T4216] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.131422][ T4556] BTRFS info (device loop3): enabling auto defrag [ 85.141267][ T4216] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.172075][ T4558] loop1: detected capacity change from 0 to 32768 [ 85.187697][ T4556] BTRFS info (device loop3): turning on sync discard [ 85.189868][ T672] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.194422][ T4556] BTRFS warning (device loop3): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 85.194439][ T4556] BTRFS info (device loop3): trying to use backup root at mount time [ 85.213829][ T4558] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.37 (4558) [ 85.273379][ T4193] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4193) [ 85.386361][ T4556] BTRFS info (device loop3): using free space tree [ 85.392906][ T4556] BTRFS info (device loop3): has skinny extents [ 85.554550][ T4563] loop1: detected capacity change from 0 to 32768 [ 85.624733][ T4563] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz.1.38 (4563) [ 85.737080][ T26] audit: type=1800 audit(1770200362.190:14): pid=4556 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.36" name="bus" dev="loop3" ino=263 res=0 errno=0 [ 85.766111][ T4559] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.19 (4559) [ 85.817961][ T26] audit: type=1800 audit(1770200362.190:15): pid=4556 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.36" name="bus" dev="loop3" ino=263 res=0 errno=0 2026/02/04 10:19:22 executed programs: 32 [ 85.859212][ T4193] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4193) [ 85.926041][ T4189] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4189) [ 86.025004][ T4561] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.17 (4561) [ 86.107957][ T4192] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4192) [ 86.201968][ T4562] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.21 (4562) [ 86.300940][ T4587] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 scanned by udevd (4587) [ 86.666202][ T4584] set_capacity_and_notify: 3 callbacks suppressed [ 86.666216][ T4584] loop1: detected capacity change from 0 to 32768 [ 86.739012][ T4585] loop2: detected capacity change from 0 to 32768 [ 86.739174][ T4584] BTRFS info (device loop1): using crc32c (crc32c-intel) checksum algorithm [ 86.806014][ T4585] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz.2.40 (4585) [ 86.841112][ T4584] BTRFS info (device loop1): turning off barriers [ 86.882608][ T4584] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 86.909587][ T4193] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4193) [ 86.955888][ T4584] BTRFS info (device loop1): trying to use backup root at mount time [ 86.990503][ T4588] loop0: detected capacity change from 0 to 32768 [ 87.016222][ T4584] BTRFS info (device loop1): enabling auto defrag [ 87.022678][ T4584] BTRFS info (device loop1): turning on sync discard [ 87.040016][ T4588] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz.0.42 (4588) [ 87.075312][ T4592] loop4: detected capacity change from 0 to 32768 [ 87.085901][ T4584] BTRFS warning (device loop1): 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 87.127136][ T4591] loop3: detected capacity change from 0 to 32768 [ 87.133841][ T4584] BTRFS info (device loop1): trying to use backup root at mount time [ 87.163165][ T4584] BTRFS info (device loop1): using free space tree [ 87.170037][ T4191] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4191) [ 87.186086][ T4584] BTRFS info (device loop1): has skinny extents [ 87.252104][ T4591] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz.3.41 (4591) [ 87.321828][ T4592] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz.4.43 (4592) [ 87.338114][ T4595] loop2: detected capacity change from 0 to 32768