Warning: Permanently added '10.128.0.68' (ED25519) to the list of known hosts. 2026/01/09 03:36:14 parsed 1 programs [ 54.924737][ T4188] cgroup: Unknown subsys name 'net' [ 55.053389][ T4188] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 56.299640][ T4188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 58.120133][ T4217] syz-executor (4217) used greatest stack depth: 21152 bytes left [ 58.227018][ T396] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.236642][ T396] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.249380][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.266441][ T1485] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.276035][ T1485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.286549][ T4226] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.166065][ T4239] chnl_net:caif_netlink_parms(): no params data found [ 59.226799][ T4239] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.234653][ T4239] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.244602][ T4239] device bridge_slave_0 entered promiscuous mode [ 59.254070][ T4239] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.262310][ T4239] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.270621][ T4239] device bridge_slave_1 entered promiscuous mode [ 59.299849][ T4239] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.315787][ T4239] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.352976][ T4239] team0: Port device team_slave_0 added [ 59.361060][ T4239] team0: Port device team_slave_1 added [ 59.379491][ T4239] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.386522][ T4239] 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. [ 59.412640][ T4239] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.425424][ T4239] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.432585][ T4239] 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. [ 59.459271][ T4239] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.494511][ T4239] device hsr_slave_0 entered promiscuous mode [ 59.501404][ T4239] device hsr_slave_1 entered promiscuous mode [ 59.605314][ T4239] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.618766][ T4239] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.628889][ T4239] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.647391][ T4239] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.757164][ T4239] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.764487][ T4239] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.772543][ T4239] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.779680][ T4239] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.815274][ T4239] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.829969][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.839572][ T1485] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.847660][ T1485] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.856107][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 59.870250][ T4239] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.880505][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.890009][ T1485] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.897037][ T1485] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.907716][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.916243][ T1485] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.923321][ T1485] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.946889][ T4239] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.957878][ T4239] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.974665][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.983783][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.992250][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.001669][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.010533][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.019345][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.089454][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.096927][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.125022][ T4239] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.142183][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.150915][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.167498][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.175839][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.184625][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.193464][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.204015][ T4239] device veth0_vlan entered promiscuous mode [ 60.230376][ T4239] device veth1_vlan entered promiscuous mode [ 60.251037][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.259897][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.268042][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.276905][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.289204][ T4239] device veth0_macvtap entered promiscuous mode [ 60.312419][ T4239] device veth1_macvtap entered promiscuous mode [ 60.326316][ T4239] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.334840][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.343273][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.351795][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.360268][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.371120][ T4239] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.380395][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.390047][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.399886][ T4239] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.409751][ T4239] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.419067][ T4239] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.427756][ T4239] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/01/09 03:36:22 executed programs: 0 [ 61.750457][ T4293] chnl_net:caif_netlink_parms(): no params data found [ 61.811745][ T4293] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.821049][ T4293] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.829156][ T4293] device bridge_slave_0 entered promiscuous mode [ 61.840571][ T4293] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.847781][ T4293] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.858105][ T4293] device bridge_slave_1 entered promiscuous mode [ 61.889090][ T4293] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.902641][ T4293] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.932244][ T4293] team0: Port device team_slave_0 added [ 61.940529][ T4293] team0: Port device team_slave_1 added [ 61.966963][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.976530][ T4293] 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. [ 62.002827][ T4293] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.015305][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.022548][ T4293] 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. [ 62.048579][ T4293] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.091897][ T4293] device hsr_slave_0 entered promiscuous mode [ 62.100099][ T4293] device hsr_slave_1 entered promiscuous mode [ 62.106969][ T4293] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.117559][ T4293] Cannot create hsr debugfs directory [ 62.203731][ T4293] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.679059][ T3520] Bluetooth: hci0: command 0x0409 tx timeout [ 65.033622][ T4293] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.203708][ T4293] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.255279][ T4293] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.342669][ T4293] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.353009][ T4293] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.361793][ T4293] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.371018][ T4293] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.414871][ T4293] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.426390][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.435326][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.446862][ T4293] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.459328][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.467946][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.476805][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.483886][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.511994][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.520830][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.529951][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.539160][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.546217][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.553958][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.563846][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.574132][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.584461][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.594151][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.616018][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.625385][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.636968][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.645856][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.656429][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.665908][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.689382][ T4293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.770220][ T4256] Bluetooth: hci0: command 0x041b tx timeout [ 65.781000][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.789130][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.813202][ T4293] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.830072][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.840616][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.870255][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.880831][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.890673][ T4293] device veth0_vlan entered promiscuous mode [ 65.900551][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.908456][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.917862][ T4293] device veth1_vlan entered promiscuous mode [ 65.946415][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.954851][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.962981][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.971434][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.995689][ T4293] device veth0_macvtap entered promiscuous mode [ 66.005279][ T4293] device veth1_macvtap entered promiscuous mode [ 66.017418][ T4293] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 66.028286][ T4293] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.039865][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.047309][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.055909][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.064741][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.073863][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.086147][ T4293] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 66.098226][ T4293] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.110780][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.122938][ T9] device hsr_slave_0 left promiscuous mode [ 66.129592][ T9] device hsr_slave_1 left promiscuous mode [ 66.136171][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 66.143998][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 66.152065][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 66.159968][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 66.167633][ T9] device bridge_slave_1 left promiscuous mode [ 66.174883][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.187446][ T9] device bridge_slave_0 left promiscuous mode [ 66.194651][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.211149][ T9] device veth1_macvtap left promiscuous mode [ 66.217423][ T9] device veth0_macvtap left promiscuous mode [ 66.223536][ T9] device veth1_vlan left promiscuous mode [ 66.230194][ T9] device veth0_vlan left promiscuous mode [ 66.357412][ T9] team0 (unregistering): Port device team_slave_1 removed [ 66.371824][ T9] team0 (unregistering): Port device team_slave_0 removed [ 66.384812][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 66.397698][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 66.445869][ T9] bond0 (unregistering): Released all slaves [ 66.525383][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.534012][ T1485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.544369][ T4293] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.553205][ T4293] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.562537][ T4293] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.571483][ T4293] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.636126][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.654710][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.659181][ T1485] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.664784][ T4226] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.677448][ T1485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/01/09 03:36:28 executed programs: 2 [ 66.703330][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 66.892393][ T4311] loop0: detected capacity change from 0 to 32768 [ 66.929081][ T4311] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4311) [ 66.965352][ T4311] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 66.988685][ T4311] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 66.998051][ T4311] BTRFS info (device loop0): use lzo compression, level 0 [ 67.011982][ T4311] BTRFS info (device loop0): using free space tree [ 67.021043][ T4311] BTRFS info (device loop0): has skinny extents [ 67.153740][ T4311] BTRFS info (device loop0): enabling ssd optimizations [ 67.311635][ T4293] [ 67.313997][ T4293] ====================================================== [ 67.321018][ T4293] WARNING: possible circular locking dependency detected [ 67.328123][ T4293] syzkaller #0 Not tainted [ 67.332524][ T4293] ------------------------------------------------------ [ 67.339531][ T4293] syz-executor/4293 is trying to acquire lock: [ 67.345674][ T4293] ffff888148a4b0e0 (&fs_devs->device_list_mutex){+.+.}-{3:3}, at: btrfs_run_dev_stats+0xdf/0xdf0 [ 67.356306][ T4293] [ 67.356306][ T4293] but task is already holding lock: [ 67.363660][ T4293] ffff88805dd7c720 (&fs_info->tree_log_mutex){+.+.}-{3:3}, at: btrfs_commit_transaction+0x1168/0x3440 [ 67.374621][ T4293] [ 67.374621][ T4293] which lock already depends on the new lock. [ 67.374621][ T4293] [ 67.385188][ T4293] [ 67.385188][ T4293] the existing dependency chain (in reverse order) is: [ 67.394194][ T4293] [ 67.394194][ T4293] -> #4 (&fs_info->tree_log_mutex){+.+.}-{3:3}: [ 67.402613][ T4293] __mutex_lock_common+0x1eb/0x2390 [ 67.408333][ T4293] mutex_lock_nested+0x17/0x20 [ 67.413607][ T4293] btrfs_commit_transaction+0x1168/0x3440 [ 67.419839][ T4293] sync_filesystem+0x1be/0x220 [ 67.425114][ T4293] generic_shutdown_super+0x6b/0x300 [ 67.430910][ T4293] kill_anon_super+0x36/0x70 [ 67.436018][ T4293] btrfs_kill_super+0x3d/0x50 [ 67.441304][ T4293] deactivate_locked_super+0x93/0xf0 [ 67.447101][ T4293] cleanup_mnt+0x418/0x4d0 [ 67.452027][ T4293] task_work_run+0x125/0x1a0 [ 67.457128][ T4293] exit_to_user_mode_loop+0x10f/0x130 [ 67.463105][ T4293] exit_to_user_mode_prepare+0xee/0x180 [ 67.469166][ T4293] syscall_exit_to_user_mode+0x16/0x40 [ 67.475249][ T4293] do_syscall_64+0x58/0xa0 [ 67.480189][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.486594][ T4293] [ 67.486594][ T4293] -> #3 (&fs_info->reloc_mutex){+.+.}-{3:3}: [ 67.494749][ T4293] __mutex_lock_common+0x1eb/0x2390 [ 67.500466][ T4293] mutex_lock_nested+0x17/0x20 [ 67.505918][ T4293] btrfs_record_root_in_trans+0x14b/0x180 [ 67.512157][ T4293] start_transaction+0x3b0/0x1130 [ 67.517688][ T4293] btrfs_create+0x103/0x5b0 [ 67.522688][ T4293] path_openat+0x11e1/0x2f30 [ 67.527779][ T4293] do_filp_open+0x1b3/0x3e0 [ 67.532873][ T4293] do_sys_openat2+0x142/0x4a0 [ 67.538052][ T4293] __x64_sys_openat+0x135/0x160 [ 67.543401][ T4293] do_syscall_64+0x4c/0xa0 [ 67.548320][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.554714][ T4293] [ 67.554714][ T4293] -> #2 (sb_internal#2){.+.+}-{0:0}: [ 67.562158][ T4293] start_transaction+0x5bc/0x1130 [ 67.567679][ T4293] btrfs_create+0x103/0x5b0 [ 67.572679][ T4293] path_openat+0x11e1/0x2f30 [ 67.577764][ T4293] do_filp_open+0x1b3/0x3e0 [ 67.582850][ T4293] do_sys_openat2+0x142/0x4a0 [ 67.588026][ T4293] __x64_sys_openat+0x135/0x160 [ 67.593377][ T4293] do_syscall_64+0x4c/0xa0 [ 67.598293][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.604683][ T4293] [ 67.604683][ T4293] -> #1 (&type->i_mutex_dir_key#8){++++}-{3:3}: [ 67.613173][ T4293] down_read+0x44/0x2e0 [ 67.618268][ T4293] lookup_slow+0x46/0x70 [ 67.623012][ T4293] walk_component+0x319/0x460 [ 67.628186][ T4293] path_lookupat+0x169/0x440 [ 67.633272][ T4293] filename_lookup+0x1e2/0x4f0 [ 67.638539][ T4293] kern_path+0x37/0x190 [ 67.643189][ T4293] lookup_bdev+0xbd/0x270 [ 67.648040][ T4293] btrfs_free_stale_devices+0x6db/0xa60 [ 67.654090][ T4293] btrfs_forget_devices+0x52/0x80 [ 67.659741][ T4293] btrfs_control_ioctl+0x104/0x220 [ 67.665354][ T4293] __se_sys_ioctl+0xfa/0x170 [ 67.670527][ T4293] do_syscall_64+0x4c/0xa0 [ 67.675531][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.681949][ T4293] [ 67.681949][ T4293] -> #0 (&fs_devs->device_list_mutex){+.+.}-{3:3}: [ 67.690612][ T4293] __lock_acquire+0x2c33/0x7c60 [ 67.695964][ T4293] lock_acquire+0x197/0x3f0 [ 67.700977][ T4293] __mutex_lock_common+0x1eb/0x2390 [ 67.706679][ T4293] mutex_lock_nested+0x17/0x20 [ 67.711966][ T4293] btrfs_run_dev_stats+0xdf/0xdf0 [ 67.717509][ T4293] commit_cowonly_roots+0x17e/0x9c0 [ 67.723225][ T4293] btrfs_commit_transaction+0x1229/0x3440 [ 67.729452][ T4293] sync_filesystem+0x1be/0x220 [ 67.734721][ T4293] generic_shutdown_super+0x6b/0x300 [ 67.740509][ T4293] kill_anon_super+0x36/0x70 [ 67.745611][ T4293] btrfs_kill_super+0x3d/0x50 [ 67.750792][ T4293] deactivate_locked_super+0x93/0xf0 [ 67.756662][ T4293] cleanup_mnt+0x418/0x4d0 [ 67.761667][ T4293] task_work_run+0x125/0x1a0 [ 67.766777][ T4293] exit_to_user_mode_loop+0x10f/0x130 [ 67.772650][ T4293] exit_to_user_mode_prepare+0xee/0x180 [ 67.778694][ T4293] syscall_exit_to_user_mode+0x16/0x40 [ 67.784759][ T4293] do_syscall_64+0x58/0xa0 [ 67.789694][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 67.796091][ T4293] [ 67.796091][ T4293] other info that might help us debug this: [ 67.796091][ T4293] [ 67.806294][ T4293] Chain exists of: [ 67.806294][ T4293] &fs_devs->device_list_mutex --> &fs_info->reloc_mutex --> &fs_info->tree_log_mutex [ 67.806294][ T4293] [ 67.821645][ T4293] Possible unsafe locking scenario: [ 67.821645][ T4293] [ 67.829073][ T4293] CPU0 CPU1 [ 67.834411][ T4293] ---- ---- [ 67.839747][ T4293] lock(&fs_info->tree_log_mutex); [ 67.844962][ T4293] lock(&fs_info->reloc_mutex); [ 67.852397][ T4293] lock(&fs_info->tree_log_mutex); [ 67.860196][ T4293] lock(&fs_devs->device_list_mutex); [ 67.865642][ T4293] [ 67.865642][ T4293] *** DEADLOCK *** [ 67.865642][ T4293] [ 67.873782][ T4293] 3 locks held by syz-executor/4293: [ 67.879051][ T4293] #0: ffff88807c85e0e0 (&type->s_umount_key#54){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 67.889224][ T4293] #1: ffff88805dd7cc90 (&fs_info->reloc_mutex){+.+.}-{3:3}, at: btrfs_commit_transaction+0x10b8/0x3440 [ 67.900333][ T4293] #2: ffff88805dd7c720 (&fs_info->tree_log_mutex){+.+.}-{3:3}, at: btrfs_commit_transaction+0x1168/0x3440 [ 67.911971][ T4293] [ 67.911971][ T4293] stack backtrace: [ 67.917859][ T4293] CPU: 1 PID: 4293 Comm: syz-executor Not tainted syzkaller #0 [ 67.925385][ T4293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 67.935434][ T4293] Call Trace: [ 67.938723][ T4293] [ 67.941640][ T4293] dump_stack_lvl+0x168/0x230 [ 67.946305][ T4293] ? load_image+0x3b0/0x3b0 [ 67.950825][ T4293] ? show_regs_print_info+0x20/0x20 [ 67.956017][ T4293] ? print_circular_bug+0x12b/0x1a0 [ 67.961197][ T4293] check_noncircular+0x274/0x310 [ 67.966122][ T4293] ? add_chain_block+0x940/0x940 [ 67.971038][ T4293] ? lockdep_lock+0xdc/0x1e0 [ 67.975624][ T4293] ? mark_lock+0x94/0x320 [ 67.979933][ T4293] __lock_acquire+0x2c33/0x7c60 [ 67.984772][ T4293] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 67.990731][ T4293] ? lock_chain_count+0x20/0x20 [ 67.995744][ T4293] ? __rwlock_init+0x140/0x140 [ 68.000504][ T4293] ? verify_lock_unused+0x140/0x140 [ 68.005698][ T4293] ? register_lock_class+0xb1/0x880 [ 68.010894][ T4293] ? lockdep_hardirqs_on+0x94/0x140 [ 68.016086][ T4293] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 68.021959][ T4293] ? is_dynamic_key+0x1f0/0x1f0 [ 68.026793][ T4293] ? kmem_cache_free+0x8f/0x210 [ 68.031623][ T4293] ? stack_trace_save+0x98/0xe0 [ 68.036455][ T4293] lock_acquire+0x197/0x3f0 [ 68.040943][ T4293] ? btrfs_run_dev_stats+0xdf/0xdf0 [ 68.046125][ T4293] ? __lock_acquire+0x13ad/0x7c60 [ 68.051131][ T4293] ? __might_sleep+0xf0/0xf0 [ 68.055697][ T4293] ? read_lock_is_recursive+0x10/0x10 [ 68.061052][ T4293] ? btrfs_run_dev_stats+0xdf/0xdf0 [ 68.066314][ T4293] __mutex_lock_common+0x1eb/0x2390 [ 68.071497][ T4293] ? btrfs_run_dev_stats+0xdf/0xdf0 [ 68.076682][ T4293] ? verify_lock_unused+0x140/0x140 [ 68.081909][ T4293] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 68.087909][ T4293] ? verify_lock_unused+0x140/0x140 [ 68.093111][ T4293] ? lock_chain_count+0x20/0x20 [ 68.098043][ T4293] ? mutex_lock_io_nested+0x60/0x60 [ 68.103233][ T4293] mutex_lock_nested+0x17/0x20 [ 68.107982][ T4293] btrfs_run_dev_stats+0xdf/0xdf0 [ 68.112996][ T4293] ? btrfs_device_init_dev_stats+0xc60/0xc60 [ 68.118955][ T4293] ? __rwlock_init+0x140/0x140 [ 68.123704][ T4293] ? do_raw_spin_unlock+0x11d/0x230 [ 68.128914][ T4293] ? _raw_spin_unlock+0x24/0x40 [ 68.133748][ T4293] ? release_extent_buffer+0x1c6/0x2a0 [ 68.139185][ T4293] commit_cowonly_roots+0x17e/0x9c0 [ 68.144451][ T4293] ? rcu_is_watching+0x11/0xa0 [ 68.149269][ T4293] ? btrfs_qgroup_account_extents+0x682/0x800 [ 68.155324][ T4293] ? create_pending_snapshots+0x1b0/0x1b0 [ 68.161114][ T4293] ? btrfs_apply_pending_changes+0xb0/0xb0 [ 68.166985][ T4293] ? do_raw_spin_unlock+0x11d/0x230 [ 68.172166][ T4293] ? btrfs_free_log_root_tree+0xa1/0xb0 [ 68.177691][ T4293] btrfs_commit_transaction+0x1229/0x3440 [ 68.183395][ T4293] ? join_transaction+0xace/0xc40 [ 68.188404][ T4293] ? do_async_commit+0x160/0x160 [ 68.193323][ T4293] ? __rwlock_init+0x140/0x140 [ 68.198066][ T4293] ? do_raw_spin_unlock+0x11d/0x230 [ 68.203240][ T4293] ? _raw_spin_unlock+0x24/0x40 [ 68.208071][ T4293] ? btrfs_record_root_in_trans+0x8d/0x180 [ 68.213856][ T4293] ? start_transaction+0x3d8/0x1130 [ 68.219036][ T4293] ? btrfs_attach_transaction_barrier+0x2e/0x90 [ 68.225252][ T4293] ? btrfs_sync_fs+0x198/0x660 [ 68.229994][ T4293] sync_filesystem+0x1be/0x220 [ 68.234738][ T4293] generic_shutdown_super+0x6b/0x300 [ 68.239999][ T4293] kill_anon_super+0x36/0x70 [ 68.244745][ T4293] btrfs_kill_super+0x3d/0x50 [ 68.249583][ T4293] deactivate_locked_super+0x93/0xf0 [ 68.254849][ T4293] cleanup_mnt+0x418/0x4d0 [ 68.259262][ T4293] ? lockdep_hardirqs_on+0x94/0x140 [ 68.264457][ T4293] task_work_run+0x125/0x1a0 [ 68.269031][ T4293] exit_to_user_mode_loop+0x10f/0x130 [ 68.274388][ T4293] exit_to_user_mode_prepare+0xee/0x180 [ 68.279917][ T4293] syscall_exit_to_user_mode+0x16/0x40 [ 68.285436][ T4293] do_syscall_64+0x58/0xa0 [ 68.289828][ T4293] ? clear_bhb_loop+0x30/0x80 [ 68.294483][ T4293] ? clear_bhb_loop+0x30/0x80 [ 68.299137][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 68.305012][ T4293] RIP: 0033:0x7fb2f42c0a77 [ 68.309405][ T4293] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 68.329086][ T4293] RSP: 002b:00007fff04b9f438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 68.337565][ T4293] RAX: 0000000000000000 RBX: 00007fb2f4343d7d RCX: 00007fb2f42c0a77 [ 68.345518][ T4293] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff04b9f4f0 [ 68.353477][ T4293] RBP: 00007fff04b9f4f0 R08: 0000000000000000 R09: 0000000000000000 [ 68.361432][ T4293] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff04ba0580 [ 68.369393][ T4293] R13: 00007fb2f4343d7d R14: 00000000000106a9 R15: 00007fff04ba05c0 [ 68.377870][ T4293] [ 68.382162][ T3520] Bluetooth: hci0: command 0x040f tx timeout [ 68.604091][ T4341] loop0: detected capacity change from 0 to 32768 [ 68.654006][ T4341] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4341) [ 68.669113][ T4341] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 68.678812][ T4341] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 68.688099][ T4341] BTRFS info (device loop0): use lzo compression, level 0 [ 68.695443][ T4341] BTRFS info (device loop0): using free space tree [ 68.702336][ T4341] BTRFS info (device loop0): has skinny extents [ 68.718885][ T4341] BTRFS info (device loop0): enabling ssd optimizations [ 68.909368][ T4362] loop0: detected capacity change from 0 to 32768 [ 68.979520][ T4362] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4362) [ 68.996509][ T4362] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 69.006194][ T4362] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 69.015693][ T4362] BTRFS info (device loop0): use lzo compression, level 0 [ 69.023338][ T4362] BTRFS info (device loop0): using free space tree [ 69.030100][ T4362] BTRFS info (device loop0): has skinny extents [ 69.047377][ T4362] BTRFS info (device loop0): enabling ssd optimizations [ 69.108424][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 69.242933][ T4382] loop0: detected capacity change from 0 to 32768 [ 69.349785][ T4382] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 69.360442][ T4382] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 69.369756][ T4382] BTRFS info (device loop0): use lzo compression, level 0 [ 69.377082][ T4382] BTRFS info (device loop0): using free space tree [ 69.384082][ T4382] BTRFS info (device loop0): has skinny extents [ 69.400036][ T4382] BTRFS info (device loop0): enabling ssd optimizations [ 69.469414][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 69.599662][ T4403] loop0: detected capacity change from 0 to 32768 [ 69.651036][ T4403] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 69.662512][ T4403] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 69.671934][ T4403] BTRFS info (device loop0): use lzo compression, level 0 [ 69.679624][ T4403] BTRFS info (device loop0): using free space tree [ 69.686302][ T4403] BTRFS info (device loop0): has skinny extents [ 69.703047][ T4403] BTRFS info (device loop0): enabling ssd optimizations [ 69.770375][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 69.897019][ T4424] loop0: detected capacity change from 0 to 32768 [ 69.951637][ T4424] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 69.961226][ T4424] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 69.970716][ T4424] BTRFS info (device loop0): use lzo compression, level 0 [ 69.977837][ T4424] BTRFS info (device loop0): using free space tree [ 69.984675][ T4424] BTRFS info (device loop0): has skinny extents [ 70.001976][ T4424] BTRFS info (device loop0): enabling ssd optimizations [ 70.069055][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 70.199764][ T4445] loop0: detected capacity change from 0 to 32768 [ 70.241083][ T4445] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 70.251961][ T4445] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 70.261229][ T4445] BTRFS info (device loop0): use lzo compression, level 0 [ 70.268574][ T4445] BTRFS info (device loop0): using free space tree [ 70.275254][ T4445] BTRFS info (device loop0): has skinny extents [ 70.291177][ T4445] BTRFS info (device loop0): enabling ssd optimizations [ 70.357858][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 70.398362][ T4337] Bluetooth: hci0: command 0x0419 tx timeout [ 70.519556][ T4466] loop0: detected capacity change from 0 to 32768 [ 70.571986][ T4466] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 70.581668][ T4466] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 70.591172][ T4466] BTRFS info (device loop0): use lzo compression, level 0 [ 70.598530][ T4466] BTRFS info (device loop0): using free space tree [ 70.605277][ T4466] BTRFS info (device loop0): has skinny extents [ 70.621679][ T4466] BTRFS info (device loop0): enabling ssd optimizations [ 70.813700][ T4488] loop0: detected capacity change from 0 to 32768 [ 70.859261][ T4488] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (4488) [ 70.876429][ T4488] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 70.886048][ T4488] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 70.895448][ T4488] BTRFS info (device loop0): use lzo compression, level 0 [ 70.902658][ T4488] BTRFS info (device loop0): using free space tree [ 70.909320][ T4488] BTRFS info (device loop0): has skinny extents [ 70.926643][ T4488] BTRFS info (device loop0): enabling ssd optimizations [ 71.159494][ T4509] loop0: detected capacity change from 0 to 32768 [ 71.199545][ T1420] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.205861][ T1420] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.220206][ T4509] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (4509) [ 71.235961][ T4509] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 71.246602][ T4509] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 71.256090][ T4509] BTRFS info (device loop0): use lzo compression, level 0 [ 71.263364][ T4509] BTRFS info (device loop0): using free space tree [ 71.270378][ T4509] BTRFS info (device loop0): has skinny extents [ 71.288218][ T4509] BTRFS info (device loop0): enabling ssd optimizations [ 71.485656][ T4530] loop0: detected capacity change from 0 to 32768 [ 71.568559][ T4530] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (4530) [ 71.583727][ T4530] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 71.593519][ T4530] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 71.603039][ T4530] BTRFS info (device loop0): use lzo compression, level 0 [ 71.610268][ T4530] BTRFS info (device loop0): using free space tree [ 71.616862][ T4530] BTRFS info (device loop0): has skinny extents [ 71.634008][ T4530] BTRFS info (device loop0): enabling ssd optimizations [ 71.824296][ T4551] loop0: detected capacity change from 0 to 32768 [ 71.869133][ T4551] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (4551) [ 71.884166][ T4551] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 71.893713][ T4551] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 71.903551][ T4551] BTRFS info (device loop0): use lzo compression, level 0 [ 71.910739][ T4551] BTRFS info (device loop0): using free space tree [ 71.917338][ T4551] BTRFS info (device loop0): has skinny extents [ 71.934896][ T4551] BTRFS info (device loop0): enabling ssd optimizations 2026/01/09 03:36:33 executed programs: 14 [ 72.144401][ T4572] loop0: detected capacity change from 0 to 32768 [ 72.154332][ T4572] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (4572) [ 72.171156][ T4572] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 72.180775][ T4572] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 72.190763][ T4572] BTRFS info (device loop0): use lzo compression, level 0 [ 72.197984][ T4572] BTRFS info (device loop0): using free space tree [ 72.204560][ T4572] BTRFS info (device loop0): has skinny extents [ 72.222646][ T4572] BTRFS info (device loop0): enabling ssd optimizations [ 72.421164][ T4593] loop0: detected capacity change from 0 to 32768 [ 72.518893][ T4593] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (4593) [ 72.535144][ T4593] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 72.544799][ T4593] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 72.554980][ T4593] BTRFS info (device loop0): use lzo compression, level 0 [ 72.563767][ T4593] BTRFS info (device loop0): using free space tree [ 72.570682][ T4593] BTRFS info (device loop0): has skinny extents [ 72.587912][ T4593] BTRFS info (device loop0): enabling ssd optimizations [ 72.792778][ T4614] loop0: detected capacity change from 0 to 32768 [ 72.831386][ T4614] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (4614) [ 72.848037][ T4614] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 72.857959][ T4614] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 72.867331][ T4614] BTRFS info (device loop0): use lzo compression, level 0 [ 72.874855][ T4614] BTRFS info (device loop0): using free space tree [ 72.881412][ T4614] BTRFS info (device loop0): has skinny extents [ 72.898341][ T4614] BTRFS info (device loop0): enabling ssd optimizations [ 73.089398][ T4635] loop0: detected capacity change from 0 to 32768 [ 73.139564][ T4635] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (4635) [ 73.155710][ T4635] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 73.165515][ T4635] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 73.175071][ T4635] BTRFS info (device loop0): use lzo compression, level 0 [ 73.182301][ T4635] BTRFS info (device loop0): using free space tree [ 73.189328][ T4635] BTRFS info (device loop0): has skinny extents [ 73.205950][ T4635] BTRFS info (device loop0): enabling ssd optimizations [ 73.399746][ T4658] loop0: detected capacity change from 0 to 32768 [ 73.469419][ T4658] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (4658) [ 73.486975][ T4658] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 73.496495][ T4658] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 73.505952][ T4658] BTRFS info (device loop0): use lzo compression, level 0 [ 73.513163][ T4658] BTRFS info (device loop0): using free space tree [ 73.519957][ T4658] BTRFS info (device loop0): has skinny extents [ 73.537017][ T4658] BTRFS info (device loop0): enabling ssd optimizations [ 73.738096][ T4679] loop0: detected capacity change from 0 to 32768 [ 73.753083][ T4679] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (4679) [ 73.772722][ T4679] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 73.783089][ T4679] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 73.793088][ T4679] BTRFS info (device loop0): use lzo compression, level 0 [ 73.800254][ T4679] BTRFS info (device loop0): using free space tree [ 73.806843][ T4679] BTRFS info (device loop0): has skinny extents [ 73.828491][ T4679] BTRFS info (device loop0): enabling ssd optimizations [ 73.896217][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 74.029765][ T4699] loop0: detected capacity change from 0 to 32768 [ 74.100819][ T4699] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 74.110378][ T4699] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 74.119634][ T4699] BTRFS info (device loop0): use lzo compression, level 0 [ 74.126743][ T4699] BTRFS info (device loop0): using free space tree [ 74.133606][ T4699] BTRFS info (device loop0): has skinny extents [ 74.150942][ T4699] BTRFS info (device loop0): enabling ssd optimizations [ 74.214392][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 74.349715][ T4720] loop0: detected capacity change from 0 to 32768 [ 74.410836][ T4720] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 74.420626][ T4720] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 74.430114][ T4720] BTRFS info (device loop0): use lzo compression, level 0 [ 74.437240][ T4720] BTRFS info (device loop0): using free space tree [ 74.444074][ T4720] BTRFS info (device loop0): has skinny extents [ 74.461127][ T4720] BTRFS info (device loop0): enabling ssd optimizations [ 74.541292][ T4312] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 10 /dev/loop0 scanned by udevd (4312) [ 74.659489][ T4741] loop0: detected capacity change from 0 to 32768 [ 74.710891][ T4741] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 74.723437][ T4741] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 74.732771][ T4741] BTRFS info (device loop0): use lzo compression, level 0 [ 74.739940][ T4741] BTRFS info (device loop0): using free space tree [ 74.746443][ T4741] BTRFS info (device loop0): has skinny extents [ 74.762930][ T4741] BTRFS info (device loop0): enabling ssd optimizations [ 74.951400][ T4763] loop0: detected capacity change from 0 to 32768 [ 75.010001][ T4763] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (4763) [ 75.027753][ T4763] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 75.037983][ T4763] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 75.047825][ T4763] BTRFS info (device loop0): use lzo compression, level 0 [ 75.055020][ T4763] BTRFS info (device loop0): using free space tree [ 75.061905][ T4763] BTRFS info (device loop0): has skinny extents [ 75.079006][ T4763] BTRFS info (device loop0): enabling ssd optimizations [ 75.261941][ T4784] loop0: detected capacity change from 0 to 32768 [ 75.348565][ T4784] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (4784) [ 75.362571][ T4784] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 75.372838][ T4784] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 75.382296][ T4784] BTRFS info (device loop0): use lzo compression, level 0 [ 75.389535][ T4784] BTRFS info (device loop0): using free space tree [ 75.396386][ T4784] BTRFS info (device loop0): has skinny extents [ 75.413386][ T4784] BTRFS info (device loop0): enabling ssd optimizations [ 75.599378][ T4805] loop0: detected capacity change from 0 to 32768 [ 75.649784][ T4805] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (4805) [ 75.665978][ T4805] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 75.675700][ T4805] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 75.685233][ T4805] BTRFS info (device loop0): use lzo compression, level 0 [ 75.692415][ T4805] BTRFS info (device loop0): using free space tree [ 75.699787][ T4805] BTRFS info (device loop0): has skinny extents [ 75.716133][ T4805] BTRFS info (device loop0): enabling ssd optimizations [ 75.909886][ T4826] loop0: detected capacity change from 0 to 32768 [ 75.949225][ T4826] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (4826) [ 75.965068][ T4826] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 75.974692][ T4826] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 75.984517][ T4826] BTRFS info (device loop0): use lzo compression, level 0 [ 75.991714][ T4826] BTRFS info (device loop0): using free space tree [ 75.998721][ T4826] BTRFS info (device loop0): has skinny extents [ 76.015876][ T4826] BTRFS info (device loop0): enabling ssd optimizations [ 76.214025][ T4847] loop0: detected capacity change from 0 to 32768 [ 76.259110][ T4847] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (4847) [ 76.274582][ T4847] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 76.284293][ T4847] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 76.293888][ T4847] BTRFS info (device loop0): use lzo compression, level 0 [ 76.301283][ T4847] BTRFS info (device loop0): using free space tree [ 76.307876][ T4847] BTRFS info (device loop0): has skinny extents [ 76.328508][ T23] cfg80211: failed to load regulatory.db [ 76.434260][ T4847] BTRFS info (device loop0): enabling ssd optimizations [ 76.695684][ T4868] loop0: detected capacity change from 0 to 32768 [ 76.703309][ T4868] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (4868) [ 76.723949][ T4868] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 76.733893][ T4868] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 76.743401][ T4868] BTRFS info (device loop0): use lzo compression, level 0 [ 76.751223][ T4868] BTRFS info (device loop0): using free space tree [ 76.757738][ T4868] BTRFS info (device loop0): has skinny extents [ 76.774867][ T4868] BTRFS info (device loop0): enabling ssd optimizations [ 76.976757][ T4889] loop0: detected capacity change from 0 to 32768 [ 77.098815][ T4889] BTRFS: device fsid 14d642db-7b15-43e4-81e6-4b8fac6a25f8 devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (4889) [ 77.114447][ T4889] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 77.124165][ T4889] BTRFS info (device loop0): setting incompat feature flag for COMPRESS_LZO (0x8) [ 77.133744][ T4889] BTRFS info (device loop0): use lzo compression, level 0 [ 77.141503][ T4889] BTRFS info (device loop0): using free space tree [ 77.148011][ T4889] BTRFS info (device loop0): has skinny extents [ 77.165643][ T4889] BTRFS info (device loop0): enabling ssd optimizations 2026/01/09 03:36:38 executed programs: 30