Warning: Permanently added '10.128.10.11' (ED25519) to the list of known hosts. 1970/01/01 00:01:22 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:22 ignoring optional flag "type"="gce" 1970/01/01 00:01:23 parsed 1 programs [ 85.751998][ T4457] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 91.621588][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.624128][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.630430][ T429] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 91.637411][ T429] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.639757][ T429] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.642428][ T429] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 92.117373][ T4485] chnl_net:caif_netlink_parms(): no params data found [ 92.148516][ T4485] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.150434][ T4485] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.152995][ T4485] device bridge_slave_0 entered promiscuous mode [ 92.160399][ T4485] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.162494][ T4485] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.165265][ T4485] device bridge_slave_1 entered promiscuous mode [ 92.179187][ T4485] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.183532][ T4485] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.201668][ T4485] team0: Port device team_slave_0 added [ 92.205281][ T4485] team0: Port device team_slave_1 added [ 92.216792][ T4485] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.218728][ T4485] 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. [ 92.226152][ T4485] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.230264][ T4485] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.232204][ T4485] 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. [ 92.239553][ T4485] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.294899][ T4485] device hsr_slave_0 entered promiscuous mode [ 92.333483][ T4485] device hsr_slave_1 entered promiscuous mode [ 93.214531][ T4485] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.265140][ T4485] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.324792][ T4485] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.389006][ T4485] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.527462][ T4485] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.534463][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.537148][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.548436][ T4485] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.559130][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.562189][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.568906][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.570786][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.583915][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.586710][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.589381][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.591440][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.603663][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.608639][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.615306][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.636411][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.639507][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.646710][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.651180][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.664267][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.667072][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.673978][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.679877][ T4485] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.694406][ T4485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.697209][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.699853][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.842341][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.845244][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.850906][ T4485] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.862348][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 93.865375][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.879146][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 93.881779][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.885860][ T4485] device veth0_vlan entered promiscuous mode [ 93.887980][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.890478][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.899419][ T4485] device veth1_vlan entered promiscuous mode [ 93.918502][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 93.921105][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 93.924571][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 93.927647][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 93.931853][ T4485] device veth0_macvtap entered promiscuous mode [ 93.938042][ T4485] device veth1_macvtap entered promiscuous mode [ 93.948120][ T4485] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.950392][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 93.952965][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 93.962853][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 93.966216][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 93.973724][ T4485] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.980881][ T4485] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.993784][ T4485] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.996191][ T4485] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.998625][ T4485] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.014794][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.017569][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.361248][ T429] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.089903][ T429] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.728412][ T429] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.780724][ T429] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:40 executed programs: 0 [ 100.562366][ T4909] chnl_net:caif_netlink_parms(): no params data found [ 100.604285][ T4909] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.609249][ T4909] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.611913][ T4909] device bridge_slave_0 entered promiscuous mode [ 100.635869][ T4909] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.637735][ T4909] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.640200][ T4909] device bridge_slave_1 entered promiscuous mode [ 100.654825][ T4909] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 100.659168][ T4909] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 100.674432][ T4909] team0: Port device team_slave_0 added [ 100.677939][ T4909] team0: Port device team_slave_1 added [ 100.689985][ T4909] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 100.691942][ T4909] 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. [ 100.699247][ T4909] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 100.703891][ T4909] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 100.705805][ T4909] 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. [ 100.712762][ T4909] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 100.774906][ T4909] device hsr_slave_0 entered promiscuous mode [ 100.813836][ T4909] device hsr_slave_1 entered promiscuous mode [ 100.823674][ T4909] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 100.825765][ T4909] Cannot create hsr debugfs directory [ 101.377063][ T4909] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 101.424871][ T4909] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 101.455377][ T4909] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 101.525000][ T4909] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 101.647997][ T4909] 8021q: adding VLAN 0 to HW filter on device bond0 [ 101.654889][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 101.658380][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 101.663861][ T4909] 8021q: adding VLAN 0 to HW filter on device team0 [ 101.669070][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 101.671773][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 101.674456][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.676405][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 101.679185][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 101.687053][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 101.689807][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 101.692417][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.694461][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 101.707225][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 101.709995][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 101.712867][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 101.717678][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 101.720488][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 101.727040][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 101.739278][ T4909] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 101.742364][ T4909] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 101.750256][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 101.752806][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 101.763975][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 101.766949][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 101.769649][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 101.774541][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 101.846550][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 101.848791][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 101.857987][ T4909] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.872652][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 101.876049][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 101.893961][ T4909] device veth0_vlan entered promiscuous mode [ 101.899859][ T4909] device veth1_vlan entered promiscuous mode [ 101.903680][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 101.906216][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 101.908783][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 101.915527][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 101.918441][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 101.920792][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 101.934037][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 101.937021][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 101.940794][ T4909] device veth0_macvtap entered promiscuous mode [ 101.948216][ T4909] device veth1_macvtap entered promiscuous mode [ 101.958021][ T4909] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 101.960882][ T4909] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 101.968928][ T4909] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.982762][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 101.985910][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 101.988351][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 101.991798][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 101.996589][ T4909] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 101.999557][ T4909] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 102.003024][ T4909] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 102.006641][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 102.013702][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 102.017653][ T4909] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.019989][ T4909] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.022400][ T4909] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.025448][ T4909] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.065695][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.067973][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.070707][ T1677] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 102.090951][ T1677] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.094150][ T1677] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.096936][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 102.107873][ T429] device hsr_slave_0 left promiscuous mode [ 102.153873][ T429] device hsr_slave_1 left promiscuous mode [ 102.243456][ T429] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 102.245684][ T429] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 102.248270][ T429] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 102.250307][ T429] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 102.256759][ T429] device bridge_slave_1 left promiscuous mode [ 102.258614][ T429] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.297485][ T429] device bridge_slave_0 left promiscuous mode [ 102.299297][ T429] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.362151][ T5007] loop0: detected capacity change from 0 to 32768 [ 102.413582][ T429] device veth1_macvtap left promiscuous mode [ 102.421674][ T5007] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (5007) [ 102.423410][ T429] device veth0_macvtap left promiscuous mode [ 102.428588][ T429] device veth1_vlan left promiscuous mode [ 102.430219][ T429] device veth0_vlan left promiscuous mode [ 102.437177][ T5007] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 102.439704][ T5007] BTRFS info (device loop0): setting nodatacow, compression disabled [ 102.441986][ T5007] BTRFS info (device loop0): setting datacow [ 102.444116][ T5007] BTRFS info (device loop0): doing ref verification [ 102.445839][ T5007] BTRFS info (device loop0): force clearing of disk cache [ 102.447679][ T5007] BTRFS info (device loop0): turning off barriers [ 102.449357][ T5007] BTRFS info (device loop0): use zlib compression, level 3 [ 102.451185][ T5007] BTRFS info (device loop0): using free space tree [ 102.452837][ T5007] BTRFS info (device loop0): has skinny extents [ 102.514256][ T1534] Bluetooth: hci0: command 0x0409 tx timeout [ 102.554882][ T5007] BTRFS info (device loop0): clearing free space tree [ 102.557093][ T5007] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 102.559780][ T5007] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 102.601558][ T5007] BTRFS info (device loop0): creating free space tree [ 102.611963][ T5007] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 102.618182][ T5007] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 102.640869][ T5007] FAULT_INJECTION: forcing a failure. [ 102.640869][ T5007] name failslab, interval 1, probability 0, space 0, times 1 [ 102.646429][ T5007] CPU: 0 PID: 5007 Comm: syz.0.15 Not tainted 5.15.189-syzkaller #0 [ 102.648540][ T5007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 102.651194][ T5007] Call trace: [ 102.652064][ T5007] dump_backtrace+0x0/0x43c [ 102.653273][ T5007] show_stack+0x2c/0x3c [ 102.654368][ T5007] __dump_stack+0x30/0x40 [ 102.655576][ T5007] dump_stack_lvl+0xf8/0x160 [ 102.656825][ T5007] dump_stack+0x1c/0x5c [ 102.657944][ T5007] should_fail+0x3c0/0x51c [ 102.659132][ T5007] __should_failslab+0xbc/0x10c [ 102.660450][ T5007] should_failslab+0x10/0x28 [ 102.661656][ T5007] slab_pre_alloc_hook+0x64/0xec [ 102.663048][ T5007] kmem_cache_alloc+0x94/0x3e4 [ 102.664389][ T5007] btrfs_alloc_path+0x5c/0x68 [ 102.665676][ T5007] btrfs_insert_dir_item+0x16c/0x3b8 [ 102.667070][ T5007] btrfs_add_link+0x294/0xa68 [ 102.668377][ T5007] btrfs_create+0x45c/0x508 [ 102.669663][ T5007] path_openat+0x1144/0x26e4 [ 102.670882][ T5007] do_filp_open+0x164/0x330 [ 102.672066][ T5007] do_sys_openat2+0x128/0x3d8 [ 102.673306][ T5007] __arm64_sys_openat+0x120/0x154 [ 102.674674][ T5007] invoke_syscall+0x98/0x2b8 [ 102.675918][ T5007] el0_svc_common+0x138/0x258 [ 102.677142][ T5007] do_el0_svc+0x58/0x14c [ 102.678261][ T5007] el0_svc+0x78/0x1e0 [ 102.679323][ T5007] el0t_64_sync_handler+0xcc/0xe4 [ 102.680710][ T5007] el0t_64_sync+0x1a0/0x1a4 [ 102.684068][ T5007] ------------[ cut here ]------------ [ 102.685771][ T5007] WARNING: CPU: 0 PID: 5007 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 102.688190][ T5007] Modules linked in: [ 102.689233][ T5007] CPU: 0 PID: 5007 Comm: syz.0.15 Not tainted 5.15.189-syzkaller #0 [ 102.691383][ T5007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 102.694184][ T5007] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 102.696347][ T5007] pc : btrfs_add_link+0x6e8/0xa68 [ 102.697710][ T5007] lr : btrfs_add_link+0x6e8/0xa68 [ 102.699140][ T5007] sp : ffff80001ff17580 [ 102.700318][ T5007] x29: ffff80001ff17680 x28: ffff0000deaad0b0 x27: 0000000000000108 [ 102.702623][ T5007] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 102.704865][ T5007] x23: 0000000000000014 x22: 1fffe0001bd55a21 x21: ffff700003fe2eb8 [ 102.707091][ T5007] x20: 00000000fffffff4 x19: ffff0000deaad108 x18: 0000000000000001 [ 102.709320][ T5007] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 102.711538][ T5007] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 102.713682][ T5007] x11: 0000000000000000 x10: 0000000000000000 x9 : 6b4da0055a51b000 [ 102.715945][ T5007] x8 : 6b4da0055a51b000 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.718180][ T5007] x5 : ffff80001ff16e78 x4 : ffff80001424f400 x3 : ffff80000830220c [ 102.722525][ T5007] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.726160][ T5007] Call trace: [ 102.727062][ T5007] btrfs_add_link+0x6e8/0xa68 [ 102.728360][ T5007] btrfs_create+0x45c/0x508 [ 102.729578][ T5007] path_openat+0x1144/0x26e4 [ 102.730804][ T5007] do_filp_open+0x164/0x330 [ 102.732077][ T5007] do_sys_openat2+0x128/0x3d8 [ 102.733398][ T5007] __arm64_sys_openat+0x120/0x154 [ 102.734782][ T5007] invoke_syscall+0x98/0x2b8 [ 102.736030][ T5007] el0_svc_common+0x138/0x258 [ 102.737285][ T5007] do_el0_svc+0x58/0x14c [ 102.738422][ T5007] el0_svc+0x78/0x1e0 [ 102.739489][ T5007] el0t_64_sync_handler+0xcc/0xe4 [ 102.740813][ T5007] el0t_64_sync+0x1a0/0x1a4 [ 102.742036][ T5007] irq event stamp: 84132 [ 102.743181][ T5007] hardirqs last enabled at (84131): [] __up_console_sem+0xb4/0x100 [ 102.745718][ T5007] hardirqs last disabled at (84132): [] el1_dbg+0x24/0x80 [ 102.747988][ T5007] softirqs last enabled at (84112): [] handle_softirqs+0xa4c/0xbf0 [ 102.750556][ T5007] softirqs last disabled at (84037): [] __irq_exit_rcu+0x240/0x440 [ 102.753126][ T5007] ---[ end trace c817156ab578af08 ]--- [ 102.756413][ T5007] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 102.758911][ T5007] BTRFS info (device loop0): forced readonly [ 102.815366][ T429] team0 (unregistering): Port device team_slave_1 removed [ 102.835372][ T429] team0 (unregistering): Port device team_slave_0 removed [ 102.843586][ T429] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 102.899307][ T429] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 103.019511][ T429] bond0 (unregistering): Released all slaves [ 103.106729][ T5037] loop0: detected capacity change from 0 to 32768 [ 103.204144][ T5037] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (5037) [ 103.217094][ T5037] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 103.219743][ T5037] BTRFS info (device loop0): setting nodatacow, compression disabled [ 103.221925][ T5037] BTRFS info (device loop0): setting datacow [ 103.229875][ T5037] BTRFS info (device loop0): doing ref verification [ 103.231638][ T5037] BTRFS info (device loop0): force clearing of disk cache [ 103.239676][ T5037] BTRFS info (device loop0): turning off barriers [ 103.241581][ T5037] BTRFS info (device loop0): use zlib compression, level 3 [ 103.243979][ T5037] BTRFS info (device loop0): using free space tree [ 103.245751][ T5037] BTRFS info (device loop0): has skinny extents [ 103.401887][ T5037] BTRFS info (device loop0): clearing free space tree [ 103.406416][ T5037] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 103.408936][ T5037] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 103.415703][ T5037] BTRFS info (device loop0): creating free space tree [ 103.418164][ T5037] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 103.420881][ T5037] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 103.434669][ T5037] FAULT_INJECTION: forcing a failure. [ 103.434669][ T5037] name failslab, interval 1, probability 0, space 0, times 0 [ 103.438273][ T5037] CPU: 1 PID: 5037 Comm: syz.0.16 Tainted: G W 5.15.189-syzkaller #0 [ 103.440725][ T5037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 103.443350][ T5037] Call trace: [ 103.444186][ T5037] dump_backtrace+0x0/0x43c [ 103.445356][ T5037] show_stack+0x2c/0x3c [ 103.446428][ T5037] __dump_stack+0x30/0x40 [ 103.447655][ T5037] dump_stack_lvl+0xf8/0x160 [ 103.448991][ T5037] dump_stack+0x1c/0x5c [ 103.450183][ T5037] should_fail+0x3c0/0x51c [ 103.451372][ T5037] __should_failslab+0xbc/0x10c [ 103.452665][ T5037] should_failslab+0x10/0x28 [ 103.453997][ T5037] slab_pre_alloc_hook+0x64/0xec [ 103.455396][ T5037] kmem_cache_alloc+0x94/0x3e4 [ 103.456737][ T5037] btrfs_alloc_path+0x5c/0x68 [ 103.458016][ T5037] btrfs_insert_dir_item+0x16c/0x3b8 [ 103.459395][ T5037] btrfs_add_link+0x294/0xa68 [ 103.460624][ T5037] btrfs_create+0x45c/0x508 [ 103.461847][ T5037] path_openat+0x1144/0x26e4 [ 103.463150][ T5037] do_filp_open+0x164/0x330 [ 103.464445][ T5037] do_sys_openat2+0x128/0x3d8 [ 103.465739][ T5037] __arm64_sys_openat+0x120/0x154 [ 103.467133][ T5037] invoke_syscall+0x98/0x2b8 [ 103.468336][ T5037] el0_svc_common+0x138/0x258 [ 103.469619][ T5037] do_el0_svc+0x58/0x14c [ 103.470845][ T5037] el0_svc+0x78/0x1e0 [ 103.471946][ T5037] el0t_64_sync_handler+0xcc/0xe4 [ 103.473308][ T5037] el0t_64_sync+0x1a0/0x1a4 [ 103.489303][ T5037] ------------[ cut here ]------------ [ 103.491028][ T5037] WARNING: CPU: 0 PID: 5037 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 103.493494][ T5037] Modules linked in: [ 103.494520][ T5037] CPU: 0 PID: 5037 Comm: syz.0.16 Tainted: G W 5.15.189-syzkaller #0 [ 103.496997][ T5037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 103.499667][ T5037] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 103.501787][ T5037] pc : btrfs_add_link+0x6e8/0xa68 [ 103.503125][ T5037] lr : btrfs_add_link+0x6e8/0xa68 [ 103.504520][ T5037] sp : ffff800020117580 [ 103.505689][ T5037] x29: ffff800020117680 x28: ffff0000deadc210 x27: 0000000000000108 [ 103.507838][ T5037] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 103.509966][ T5037] x23: 0000000000000014 x22: 1fffe0001bd5b84d x21: ffff700004022eb8 [ 103.512133][ T5037] x20: 00000000fffffff4 x19: ffff0000deadc268 x18: 0000000000000001 [ 103.514369][ T5037] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 103.516553][ T5037] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 103.518712][ T5037] x11: 0000000000000000 x10: 0000000000000000 x9 : a3012b0e7bd66d00 [ 103.520909][ T5037] x8 : a3012b0e7bd66d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 103.523131][ T5037] x5 : ffff800020116e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 103.525277][ T5037] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 103.527431][ T5037] Call trace: [ 103.528385][ T5037] btrfs_add_link+0x6e8/0xa68 [ 103.529739][ T5037] btrfs_create+0x45c/0x508 [ 103.530986][ T5037] path_openat+0x1144/0x26e4 [ 103.532179][ T5037] do_filp_open+0x164/0x330 [ 103.533394][ T5037] do_sys_openat2+0x128/0x3d8 [ 103.534637][ T5037] __arm64_sys_openat+0x120/0x154 [ 103.536001][ T5037] invoke_syscall+0x98/0x2b8 [ 103.537256][ T5037] el0_svc_common+0x138/0x258 [ 103.538468][ T5037] do_el0_svc+0x58/0x14c [ 103.539676][ T5037] el0_svc+0x78/0x1e0 [ 103.540767][ T5037] el0t_64_sync_handler+0xcc/0xe4 [ 103.542118][ T5037] el0t_64_sync+0x1a0/0x1a4 [ 103.543381][ T5037] irq event stamp: 80976 [ 103.544511][ T5037] hardirqs last enabled at (80975): [] __up_console_sem+0xb4/0x100 [ 103.547101][ T5037] hardirqs last disabled at (80976): [] el1_dbg+0x24/0x80 [ 103.549524][ T5037] softirqs last enabled at (80956): [] handle_softirqs+0xa4c/0xbf0 [ 103.552093][ T5037] softirqs last disabled at (80907): [] __irq_exit_rcu+0x240/0x440 [ 103.554752][ T5037] ---[ end trace c817156ab578af09 ]--- [ 103.559680][ T5037] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 103.562059][ T5037] BTRFS info (device loop0): forced readonly [ 103.953945][ T5092] loop0: detected capacity change from 0 to 32768 [ 104.013398][ T5092] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (5092) [ 104.019660][ T5092] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 104.022046][ T5092] BTRFS info (device loop0): setting nodatacow, compression disabled [ 104.026350][ T5092] BTRFS info (device loop0): setting datacow [ 104.028048][ T5092] BTRFS info (device loop0): doing ref verification [ 104.029787][ T5092] BTRFS info (device loop0): force clearing of disk cache [ 104.031740][ T5092] BTRFS info (device loop0): turning off barriers [ 104.033990][ T5092] BTRFS info (device loop0): use zlib compression, level 3 [ 104.035917][ T5092] BTRFS info (device loop0): using free space tree [ 104.037874][ T5092] BTRFS info (device loop0): has skinny extents [ 104.057704][ T5092] BTRFS info (device loop0): clearing free space tree [ 104.059762][ T5092] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 104.062507][ T5092] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 104.070300][ T5092] BTRFS info (device loop0): creating free space tree [ 104.072926][ T5092] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 104.077180][ T5092] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 104.085769][ T5092] FAULT_INJECTION: forcing a failure. [ 104.085769][ T5092] name failslab, interval 1, probability 0, space 0, times 0 [ 104.089254][ T5092] CPU: 0 PID: 5092 Comm: syz.0.17 Tainted: G W 5.15.189-syzkaller #0 [ 104.091871][ T5092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 104.094633][ T5092] Call trace: [ 104.095516][ T5092] dump_backtrace+0x0/0x43c [ 104.096760][ T5092] show_stack+0x2c/0x3c [ 104.097902][ T5092] __dump_stack+0x30/0x40 [ 104.099189][ T5092] dump_stack_lvl+0xf8/0x160 [ 104.100439][ T5092] dump_stack+0x1c/0x5c [ 104.101612][ T5092] should_fail+0x3c0/0x51c [ 104.102793][ T5092] __should_failslab+0xbc/0x10c [ 104.104116][ T5092] should_failslab+0x10/0x28 [ 104.105362][ T5092] slab_pre_alloc_hook+0x64/0xec [ 104.106698][ T5092] kmem_cache_alloc+0x94/0x3e4 [ 104.107992][ T5092] btrfs_alloc_path+0x5c/0x68 [ 104.109269][ T5092] btrfs_insert_dir_item+0x16c/0x3b8 [ 104.110723][ T5092] btrfs_add_link+0x294/0xa68 [ 104.112011][ T5092] btrfs_create+0x45c/0x508 [ 104.113248][ T5092] path_openat+0x1144/0x26e4 [ 104.114515][ T5092] do_filp_open+0x164/0x330 [ 104.115757][ T5092] do_sys_openat2+0x128/0x3d8 [ 104.117103][ T5092] __arm64_sys_openat+0x120/0x154 [ 104.118514][ T5092] invoke_syscall+0x98/0x2b8 [ 104.119831][ T5092] el0_svc_common+0x138/0x258 [ 104.121128][ T5092] do_el0_svc+0x58/0x14c [ 104.122342][ T5092] el0_svc+0x78/0x1e0 [ 104.123451][ T5092] el0t_64_sync_handler+0xcc/0xe4 [ 104.124821][ T5092] el0t_64_sync+0x1a0/0x1a4 [ 104.127985][ T5092] ------------[ cut here ]------------ [ 104.129688][ T5092] WARNING: CPU: 0 PID: 5092 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 104.132089][ T5092] Modules linked in: [ 104.133166][ T5092] CPU: 0 PID: 5092 Comm: syz.0.17 Tainted: G W 5.15.189-syzkaller #0 [ 104.135775][ T5092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 104.138506][ T5092] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 104.140636][ T5092] pc : btrfs_add_link+0x6e8/0xa68 [ 104.142008][ T5092] lr : btrfs_add_link+0x6e8/0xa68 [ 104.143587][ T5092] sp : ffff80001f957580 [ 104.144699][ T5092] x29: ffff80001f957680 x28: ffff0000deaad4d0 x27: 0000000000000108 [ 104.146777][ T5092] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 104.148887][ T5092] x23: 0000000000000014 x22: 1fffe0001bd55aa5 x21: ffff700003f2aeb8 [ 104.151097][ T5092] x20: 00000000fffffff4 x19: ffff0000deaad528 x18: 0000000000000001 [ 104.153288][ T5092] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 104.155482][ T5092] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 104.157615][ T5092] x11: 0000000000000000 x10: 0000000000000000 x9 : 42e52d9b93d1be00 [ 104.159805][ T5092] x8 : 42e52d9b93d1be00 x7 : 0000000000000001 x6 : 0000000000000001 [ 104.161924][ T5092] x5 : ffff80001f956e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 104.164104][ T5092] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 104.166209][ T5092] Call trace: [ 104.167069][ T5092] btrfs_add_link+0x6e8/0xa68 [ 104.168319][ T5092] btrfs_create+0x45c/0x508 [ 104.169543][ T5092] path_openat+0x1144/0x26e4 [ 104.170775][ T5092] do_filp_open+0x164/0x330 [ 104.172076][ T5092] do_sys_openat2+0x128/0x3d8 [ 104.173327][ T5092] __arm64_sys_openat+0x120/0x154 [ 104.174704][ T5092] invoke_syscall+0x98/0x2b8 [ 104.176047][ T5092] el0_svc_common+0x138/0x258 [ 104.177401][ T5092] do_el0_svc+0x58/0x14c [ 104.178543][ T5092] el0_svc+0x78/0x1e0 [ 104.179678][ T5092] el0t_64_sync_handler+0xcc/0xe4 [ 104.181011][ T5092] el0t_64_sync+0x1a0/0x1a4 [ 104.182211][ T5092] irq event stamp: 80662 [ 104.183350][ T5092] hardirqs last enabled at (80661): [] __up_console_sem+0xb4/0x100 [ 104.185914][ T5092] hardirqs last disabled at (80662): [] el1_dbg+0x24/0x80 [ 104.188396][ T5092] softirqs last enabled at (80642): [] handle_softirqs+0xa4c/0xbf0 [ 104.191104][ T5092] softirqs last disabled at (80585): [] __irq_exit_rcu+0x240/0x440 [ 104.193698][ T5092] ---[ end trace c817156ab578af0a ]--- [ 104.205368][ T5092] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 104.211737][ T5092] BTRFS info (device loop0): forced readonly [ 104.481272][ T5121] loop0: detected capacity change from 0 to 32768 [ 104.534965][ T5121] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5121) [ 104.540179][ T5121] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 104.547621][ T5121] BTRFS info (device loop0): setting nodatacow, compression disabled [ 104.550017][ T5121] BTRFS info (device loop0): setting datacow [ 104.551620][ T5121] BTRFS info (device loop0): doing ref verification [ 104.565778][ T5121] BTRFS info (device loop0): force clearing of disk cache [ 104.567835][ T5121] BTRFS info (device loop0): turning off barriers [ 104.569663][ T5121] BTRFS info (device loop0): use zlib compression, level 3 [ 104.571631][ T5121] BTRFS info (device loop0): using free space tree [ 104.602576][ T5121] BTRFS info (device loop0): has skinny extents [ 104.603204][ T4130] Bluetooth: hci0: command 0x041b tx timeout [ 104.795401][ T5121] BTRFS info (device loop0): clearing free space tree [ 104.797361][ T5121] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 104.800426][ T5121] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 104.818366][ T5121] BTRFS info (device loop0): creating free space tree [ 104.820780][ T5121] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 104.835312][ T5121] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 104.843932][ T5121] FAULT_INJECTION: forcing a failure. [ 104.843932][ T5121] name failslab, interval 1, probability 0, space 0, times 0 [ 104.847471][ T5121] CPU: 1 PID: 5121 Comm: syz.0.18 Tainted: G W 5.15.189-syzkaller #0 [ 104.850057][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 104.852766][ T5121] Call trace: [ 104.853713][ T5121] dump_backtrace+0x0/0x43c [ 104.854895][ T5121] show_stack+0x2c/0x3c [ 104.855987][ T5121] __dump_stack+0x30/0x40 [ 104.857189][ T5121] dump_stack_lvl+0xf8/0x160 [ 104.858391][ T5121] dump_stack+0x1c/0x5c [ 104.859494][ T5121] should_fail+0x3c0/0x51c [ 104.860778][ T5121] __should_failslab+0xbc/0x10c [ 104.862180][ T5121] should_failslab+0x10/0x28 [ 104.863411][ T5121] slab_pre_alloc_hook+0x64/0xec [ 104.864755][ T5121] kmem_cache_alloc+0x94/0x3e4 [ 104.866026][ T5121] btrfs_alloc_path+0x5c/0x68 [ 104.867290][ T5121] btrfs_insert_dir_item+0x16c/0x3b8 [ 104.868721][ T5121] btrfs_add_link+0x294/0xa68 [ 104.869988][ T5121] btrfs_create+0x45c/0x508 [ 104.871217][ T5121] path_openat+0x1144/0x26e4 [ 104.872479][ T5121] do_filp_open+0x164/0x330 [ 104.873715][ T5121] do_sys_openat2+0x128/0x3d8 [ 104.875070][ T5121] __arm64_sys_openat+0x120/0x154 [ 104.876511][ T5121] invoke_syscall+0x98/0x2b8 [ 104.877832][ T5121] el0_svc_common+0x138/0x258 [ 104.879081][ T5121] do_el0_svc+0x58/0x14c [ 104.880228][ T5121] el0_svc+0x78/0x1e0 [ 104.881349][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 104.882743][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 104.890120][ T5121] ------------[ cut here ]------------ [ 104.891867][ T5121] WARNING: CPU: 1 PID: 5121 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 104.894191][ T5121] Modules linked in: [ 104.895310][ T5121] CPU: 1 PID: 5121 Comm: syz.0.18 Tainted: G W 5.15.189-syzkaller #0 [ 104.897987][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 104.900908][ T5121] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 104.903216][ T5121] pc : btrfs_add_link+0x6e8/0xa68 [ 104.904638][ T5121] lr : btrfs_add_link+0x6e8/0xa68 [ 104.905993][ T5121] sp : ffff80001f9a7580 [ 104.907078][ T5121] x29: ffff80001f9a7680 x28: ffff0000deadc4d0 x27: 0000000000000108 [ 104.909174][ T5121] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 104.911283][ T5121] x23: 0000000000000014 x22: 1fffe0001bd5b8a5 x21: ffff700003f34eb8 [ 104.913522][ T5121] x20: 00000000fffffff4 x19: ffff0000deadc528 x18: 0000000000000001 [ 104.915688][ T5121] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 104.917872][ T5121] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 104.920082][ T5121] x11: 0000000000000000 x10: 0000000000000000 x9 : 88d9496df87f4a00 [ 104.922263][ T5121] x8 : 88d9496df87f4a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 104.924435][ T5121] x5 : ffff80001f9a6e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 104.926698][ T5121] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 104.928882][ T5121] Call trace: [ 104.929787][ T5121] btrfs_add_link+0x6e8/0xa68 [ 104.931100][ T5121] btrfs_create+0x45c/0x508 [ 104.932420][ T5121] path_openat+0x1144/0x26e4 [ 104.933701][ T5121] do_filp_open+0x164/0x330 [ 104.934958][ T5121] do_sys_openat2+0x128/0x3d8 [ 104.936187][ T5121] __arm64_sys_openat+0x120/0x154 [ 104.937566][ T5121] invoke_syscall+0x98/0x2b8 [ 104.938783][ T5121] el0_svc_common+0x138/0x258 [ 104.940074][ T5121] do_el0_svc+0x58/0x14c [ 104.941230][ T5121] el0_svc+0x78/0x1e0 [ 104.942364][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 104.943768][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 104.944956][ T5121] irq event stamp: 81234 [ 104.946163][ T5121] hardirqs last enabled at (81233): [] __up_console_sem+0xb4/0x100 [ 104.948812][ T5121] hardirqs last disabled at (81234): [] el1_dbg+0x24/0x80 [ 104.951269][ T5121] softirqs last enabled at (81214): [] handle_softirqs+0xa4c/0xbf0 [ 104.953868][ T5121] softirqs last disabled at (81175): [] __irq_exit_rcu+0x240/0x440 [ 104.956413][ T5121] ---[ end trace c817156ab578af0b ]--- [ 104.963159][ T5121] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 104.965803][ T5121] BTRFS info (device loop0): forced readonly [ 105.363983][ T5143] loop0: detected capacity change from 0 to 32768 [ 105.372187][ T5143] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5143) [ 105.385783][ T5143] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 105.388333][ T5143] BTRFS info (device loop0): setting nodatacow, compression disabled [ 105.390545][ T5143] BTRFS info (device loop0): setting datacow [ 105.392160][ T5143] BTRFS info (device loop0): doing ref verification [ 105.395294][ T5143] BTRFS info (device loop0): force clearing of disk cache [ 105.397384][ T5143] BTRFS info (device loop0): turning off barriers [ 105.399405][ T5143] BTRFS info (device loop0): use zlib compression, level 3 [ 105.401567][ T5143] BTRFS info (device loop0): using free space tree [ 105.405112][ T5143] BTRFS info (device loop0): has skinny extents [ 105.455049][ T5143] BTRFS info (device loop0): clearing free space tree [ 105.457024][ T5143] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.459709][ T5143] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.467766][ T5143] BTRFS info (device loop0): creating free space tree [ 105.470267][ T5143] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.472929][ T5143] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.490272][ T5143] FAULT_INJECTION: forcing a failure. [ 105.490272][ T5143] name failslab, interval 1, probability 0, space 0, times 0 [ 105.493833][ T5143] CPU: 0 PID: 5143 Comm: syz.0.19 Tainted: G W 5.15.189-syzkaller #0 [ 105.496471][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 105.499179][ T5143] Call trace: [ 105.500082][ T5143] dump_backtrace+0x0/0x43c [ 105.501319][ T5143] show_stack+0x2c/0x3c [ 105.502414][ T5143] __dump_stack+0x30/0x40 [ 105.503565][ T5143] dump_stack_lvl+0xf8/0x160 [ 105.504857][ T5143] dump_stack+0x1c/0x5c [ 105.506057][ T5143] should_fail+0x3c0/0x51c [ 105.507215][ T5143] __should_failslab+0xbc/0x10c [ 105.508586][ T5143] should_failslab+0x10/0x28 [ 105.509827][ T5143] slab_pre_alloc_hook+0x64/0xec [ 105.511124][ T5143] kmem_cache_alloc+0x94/0x3e4 [ 105.512473][ T5143] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 105.514161][ T5143] btrfs_delayed_update_inode+0x3c/0x1b7c [ 105.515742][ T5143] btrfs_update_inode+0x210/0x3d4 [ 105.517140][ T5143] btrfs_create+0x360/0x508 [ 105.518435][ T5143] path_openat+0x1144/0x26e4 [ 105.519683][ T5143] do_filp_open+0x164/0x330 [ 105.520979][ T5143] do_sys_openat2+0x128/0x3d8 [ 105.522230][ T5143] __arm64_sys_openat+0x120/0x154 [ 105.523616][ T5143] invoke_syscall+0x98/0x2b8 [ 105.524834][ T5143] el0_svc_common+0x138/0x258 [ 105.526082][ T5143] do_el0_svc+0x58/0x14c [ 105.527298][ T5143] el0_svc+0x78/0x1e0 [ 105.528336][ T5143] el0t_64_sync_handler+0xcc/0xe4 [ 105.529673][ T5143] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:45 executed programs: 7 [ 105.907948][ T5164] loop0: detected capacity change from 0 to 32768 [ 105.951771][ T5164] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5164) [ 105.958709][ T5164] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 105.961054][ T5164] BTRFS info (device loop0): setting nodatacow, compression disabled [ 105.963462][ T5164] BTRFS info (device loop0): setting datacow [ 105.965091][ T5164] BTRFS info (device loop0): doing ref verification [ 105.966907][ T5164] BTRFS info (device loop0): force clearing of disk cache [ 105.968790][ T5164] BTRFS info (device loop0): turning off barriers [ 105.970556][ T5164] BTRFS info (device loop0): use zlib compression, level 3 [ 105.972527][ T5164] BTRFS info (device loop0): using free space tree [ 105.975045][ T5164] BTRFS info (device loop0): has skinny extents [ 105.994760][ T5164] BTRFS info (device loop0): clearing free space tree [ 105.996733][ T5164] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.999326][ T5164] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.005606][ T5164] BTRFS info (device loop0): creating free space tree [ 106.007958][ T5164] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.010664][ T5164] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.019692][ T5164] FAULT_INJECTION: forcing a failure. [ 106.019692][ T5164] name failslab, interval 1, probability 0, space 0, times 0 [ 106.022980][ T5164] CPU: 1 PID: 5164 Comm: syz.0.20 Tainted: G W 5.15.189-syzkaller #0 [ 106.025418][ T5164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.028058][ T5164] Call trace: [ 106.028915][ T5164] dump_backtrace+0x0/0x43c [ 106.030096][ T5164] show_stack+0x2c/0x3c [ 106.031192][ T5164] __dump_stack+0x30/0x40 [ 106.032341][ T5164] dump_stack_lvl+0xf8/0x160 [ 106.033564][ T5164] dump_stack+0x1c/0x5c [ 106.034664][ T5164] should_fail+0x3c0/0x51c [ 106.035817][ T5164] __should_failslab+0xbc/0x10c [ 106.037122][ T5164] should_failslab+0x10/0x28 [ 106.038336][ T5164] slab_pre_alloc_hook+0x64/0xec [ 106.039624][ T5164] kmem_cache_alloc+0x94/0x3e4 [ 106.040864][ T5164] security_inode_alloc+0x38/0x11c [ 106.042230][ T5164] inode_init_always+0x670/0xa84 [ 106.043527][ T5164] new_inode_pseudo+0x7c/0x1fc [ 106.044771][ T5164] new_inode+0x38/0x174 [ 106.045912][ T5164] btrfs_new_inode+0x148/0x1538 [ 106.047199][ T5164] btrfs_create+0x248/0x508 [ 106.048451][ T5164] path_openat+0x1144/0x26e4 [ 106.049763][ T5164] do_filp_open+0x164/0x330 [ 106.050974][ T5164] do_sys_openat2+0x128/0x3d8 [ 106.052195][ T5164] __arm64_sys_openat+0x120/0x154 [ 106.053517][ T5164] invoke_syscall+0x98/0x2b8 [ 106.054779][ T5164] el0_svc_common+0x138/0x258 [ 106.056095][ T5164] do_el0_svc+0x58/0x14c [ 106.057274][ T5164] el0_svc+0x78/0x1e0 [ 106.058400][ T5164] el0t_64_sync_handler+0xcc/0xe4 [ 106.059814][ T5164] el0t_64_sync+0x1a0/0x1a4 [ 106.385625][ T5186] loop0: detected capacity change from 0 to 32768 [ 106.393412][ T5186] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5186) [ 106.401520][ T5186] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 106.405842][ T5186] BTRFS info (device loop0): setting nodatacow, compression disabled [ 106.408337][ T5186] BTRFS info (device loop0): setting datacow [ 106.410080][ T5186] BTRFS info (device loop0): doing ref verification [ 106.412127][ T5186] BTRFS info (device loop0): force clearing of disk cache [ 106.415253][ T5186] BTRFS info (device loop0): turning off barriers [ 106.536176][ T5186] FAULT_INJECTION: forcing a failure. [ 106.536176][ T5186] name failslab, interval 1, probability 0, space 0, times 0 [ 106.540066][ T5186] CPU: 1 PID: 5186 Comm: syz.0.21 Tainted: G W 5.15.189-syzkaller #0 [ 106.542528][ T5186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.545192][ T5186] Call trace: [ 106.546085][ T5186] dump_backtrace+0x0/0x43c [ 106.547284][ T5186] show_stack+0x2c/0x3c [ 106.548420][ T5186] __dump_stack+0x30/0x40 [ 106.549572][ T5186] dump_stack_lvl+0xf8/0x160 [ 106.550772][ T5186] dump_stack+0x1c/0x5c [ 106.551883][ T5186] should_fail+0x3c0/0x51c [ 106.553065][ T5186] __should_failslab+0xbc/0x10c [ 106.554405][ T5186] should_failslab+0x10/0x28 [ 106.555680][ T5186] slab_pre_alloc_hook+0x64/0xec [ 106.556988][ T5186] kmem_cache_alloc+0x94/0x3e4 [ 106.558338][ T5186] btrfs_alloc_path+0x5c/0x68 [ 106.559652][ T5186] btrfs_insert_dir_item+0x16c/0x3b8 [ 106.561102][ T5186] btrfs_add_link+0x294/0xa68 [ 106.562473][ T5186] btrfs_create+0x45c/0x508 [ 106.563704][ T5186] path_openat+0x1144/0x26e4 [ 106.564970][ T5186] do_filp_open+0x164/0x330 [ 106.566233][ T5186] do_sys_openat2+0x128/0x3d8 [ 106.567599][ T5186] __arm64_sys_openat+0x120/0x154 [ 106.568973][ T5186] invoke_syscall+0x98/0x2b8 [ 106.570261][ T5186] el0_svc_common+0x138/0x258 [ 106.571538][ T5186] do_el0_svc+0x58/0x14c [ 106.572711][ T5186] el0_svc+0x78/0x1e0 [ 106.573796][ T5186] el0t_64_sync_handler+0xcc/0xe4 [ 106.575198][ T5186] el0t_64_sync+0x1a0/0x1a4 [ 106.576687][ T5186] ------------[ cut here ]------------ [ 106.578426][ T5186] WARNING: CPU: 1 PID: 5186 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 106.580832][ T5186] Modules linked in: [ 106.581846][ T5186] CPU: 1 PID: 5186 Comm: syz.0.21 Tainted: G W 5.15.189-syzkaller #0 [ 106.584426][ T5186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.587160][ T5186] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 106.589246][ T5186] pc : btrfs_add_link+0x6e8/0xa68 [ 106.590724][ T5186] lr : btrfs_add_link+0x6e8/0xa68 [ 106.592088][ T5186] sp : ffff800020277580 [ 106.593226][ T5186] x29: ffff800020277680 x28: ffff0000deadcd10 x27: 0000000000000108 [ 106.595369][ T5186] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 106.597621][ T5186] x23: 0000000000000014 x22: 1fffe0001bd5b9ad x21: ffff70000404eeb8 [ 106.599836][ T5186] x20: 00000000fffffff4 x19: ffff0000deadcd68 x18: 0000000000000001 [ 106.602075][ T5186] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 106.604216][ T5186] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 106.606443][ T5186] x11: 0000000000000000 x10: 0000000000000000 x9 : 7addf9c4c78a1500 [ 106.608663][ T5186] x8 : 7addf9c4c78a1500 x7 : 0000000000000001 x6 : 0000000000000001 [ 106.610878][ T5186] x5 : ffff800020276e78 x4 : ffff80001424f400 x3 : ffff80000830220c [ 106.612963][ T5186] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 106.615078][ T5186] Call trace: [ 106.615999][ T5186] btrfs_add_link+0x6e8/0xa68 [ 106.617243][ T5186] btrfs_create+0x45c/0x508 [ 106.618413][ T5186] path_openat+0x1144/0x26e4 [ 106.619628][ T5186] do_filp_open+0x164/0x330 [ 106.620864][ T5186] do_sys_openat2+0x128/0x3d8 [ 106.622199][ T5186] __arm64_sys_openat+0x120/0x154 [ 106.623587][ T5186] invoke_syscall+0x98/0x2b8 [ 106.624885][ T5186] el0_svc_common+0x138/0x258 [ 106.626156][ T5186] do_el0_svc+0x58/0x14c [ 106.627332][ T5186] el0_svc+0x78/0x1e0 [ 106.628450][ T5186] el0t_64_sync_handler+0xcc/0xe4 [ 106.629878][ T5186] el0t_64_sync+0x1a0/0x1a4 [ 106.631061][ T5186] irq event stamp: 81462 [ 106.632197][ T5186] hardirqs last enabled at (81461): [] __up_console_sem+0xb4/0x100 [ 106.634740][ T5186] hardirqs last disabled at (81462): [] el1_dbg+0x24/0x80 [ 106.637114][ T5186] softirqs last enabled at (81442): [] handle_softirqs+0xa4c/0xbf0 [ 106.639747][ T5186] softirqs last disabled at (81423): [] __irq_exit_rcu+0x240/0x440 [ 106.642328][ T5186] ---[ end trace c817156ab578af0c ]--- [ 106.644214][ T5186] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 106.675372][ T4125] Bluetooth: hci0: command 0x040f tx timeout [ 106.982395][ T5207] loop0: detected capacity change from 0 to 32768 [ 107.034947][ T5207] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5207) [ 107.082231][ T5207] FAULT_INJECTION: forcing a failure. [ 107.082231][ T5207] name failslab, interval 1, probability 0, space 0, times 0 [ 107.087327][ T5207] CPU: 1 PID: 5207 Comm: syz.0.22 Tainted: G W 5.15.189-syzkaller #0 [ 107.089827][ T5207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 107.092507][ T5207] Call trace: [ 107.093361][ T5207] dump_backtrace+0x0/0x43c [ 107.094572][ T5207] show_stack+0x2c/0x3c [ 107.095639][ T5207] __dump_stack+0x30/0x40 [ 107.096809][ T5207] dump_stack_lvl+0xf8/0x160 [ 107.098058][ T5207] dump_stack+0x1c/0x5c [ 107.099148][ T5207] should_fail+0x3c0/0x51c [ 107.100313][ T5207] __should_failslab+0xbc/0x10c [ 107.101589][ T5207] should_failslab+0x10/0x28 [ 107.102830][ T5207] slab_pre_alloc_hook+0x64/0xec [ 107.104180][ T5207] kmem_cache_alloc+0x94/0x3e4 [ 107.105479][ T5207] security_inode_alloc+0x38/0x11c [ 107.106822][ T5207] inode_init_always+0x670/0xa84 [ 107.108157][ T5207] new_inode_pseudo+0x7c/0x1fc [ 107.109464][ T5207] new_inode+0x38/0x174 [ 107.110583][ T5207] btrfs_new_inode+0x148/0x1538 [ 107.111870][ T5207] btrfs_create+0x248/0x508 [ 107.113091][ T5207] path_openat+0x1144/0x26e4 [ 107.114394][ T5207] do_filp_open+0x164/0x330 [ 107.115604][ T5207] do_sys_openat2+0x128/0x3d8 [ 107.116896][ T5207] __arm64_sys_openat+0x120/0x154 [ 107.118325][ T5207] invoke_syscall+0x98/0x2b8 [ 107.119566][ T5207] el0_svc_common+0x138/0x258 [ 107.120881][ T5207] do_el0_svc+0x58/0x14c [ 107.121975][ T5207] el0_svc+0x78/0x1e0 [ 107.123063][ T5207] el0t_64_sync_handler+0xcc/0xe4 [ 107.124388][ T5207] el0t_64_sync+0x1a0/0x1a4 [ 107.202913][ T4864] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 12 /dev/loop0 scanned by udevd (4864) [ 107.405712][ T5232] loop0: detected capacity change from 0 to 32768 [ 107.465166][ T5232] btrfs_printk: 25 callbacks suppressed [ 107.465179][ T5232] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 107.468940][ T5232] BTRFS info (device loop0): setting nodatacow, compression disabled [ 107.471170][ T5232] BTRFS info (device loop0): setting datacow [ 107.472764][ T5232] BTRFS info (device loop0): doing ref verification [ 107.475488][ T5232] BTRFS info (device loop0): force clearing of disk cache [ 107.477486][ T5232] BTRFS info (device loop0): turning off barriers [ 107.479291][ T5232] BTRFS info (device loop0): use zlib compression, level 3 [ 107.481142][ T5232] BTRFS info (device loop0): using free space tree [ 107.482868][ T5232] BTRFS info (device loop0): has skinny extents [ 107.528186][ T5232] BTRFS info (device loop0): clearing free space tree [ 107.530135][ T5232] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.532649][ T5232] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.541897][ T5232] BTRFS info (device loop0): creating free space tree [ 107.544988][ T5232] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.547527][ T5232] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.555280][ T5232] FAULT_INJECTION: forcing a failure. [ 107.555280][ T5232] name failslab, interval 1, probability 0, space 0, times 0 [ 107.558814][ T5232] CPU: 0 PID: 5232 Comm: syz.0.23 Tainted: G W 5.15.189-syzkaller #0 [ 107.561296][ T5232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 107.564006][ T5232] Call trace: [ 107.564840][ T5232] dump_backtrace+0x0/0x43c [ 107.566069][ T5232] show_stack+0x2c/0x3c [ 107.567303][ T5232] __dump_stack+0x30/0x40 [ 107.568421][ T5232] dump_stack_lvl+0xf8/0x160 [ 107.569644][ T5232] dump_stack+0x1c/0x5c [ 107.570788][ T5232] should_fail+0x3c0/0x51c [ 107.572019][ T5232] __should_failslab+0xbc/0x10c [ 107.573279][ T5232] should_failslab+0x10/0x28 [ 107.574528][ T5232] slab_pre_alloc_hook+0x64/0xec [ 107.575854][ T5232] kmem_cache_alloc+0x94/0x3e4 [ 107.577216][ T5232] btrfs_alloc_path+0x5c/0x68 [ 107.578511][ T5232] btrfs_insert_dir_item+0x16c/0x3b8 [ 107.579931][ T5232] btrfs_add_link+0x294/0xa68 [ 107.581168][ T5232] btrfs_create+0x45c/0x508 [ 107.582545][ T5232] path_openat+0x1144/0x26e4 [ 107.583847][ T5232] do_filp_open+0x164/0x330 [ 107.585054][ T5232] do_sys_openat2+0x128/0x3d8 [ 107.586309][ T5232] __arm64_sys_openat+0x120/0x154 [ 107.587691][ T5232] invoke_syscall+0x98/0x2b8 [ 107.588991][ T5232] el0_svc_common+0x138/0x258 [ 107.590196][ T5232] do_el0_svc+0x58/0x14c [ 107.591342][ T5232] el0_svc+0x78/0x1e0 [ 107.592404][ T5232] el0t_64_sync_handler+0xcc/0xe4 [ 107.593763][ T5232] el0t_64_sync+0x1a0/0x1a4 [ 107.597704][ T5232] ------------[ cut here ]------------ [ 107.599451][ T5232] WARNING: CPU: 0 PID: 5232 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 107.601829][ T5232] Modules linked in: [ 107.602840][ T5232] CPU: 0 PID: 5232 Comm: syz.0.23 Tainted: G W 5.15.189-syzkaller #0 [ 107.605315][ T5232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 107.608149][ T5232] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.610313][ T5232] pc : btrfs_add_link+0x6e8/0xa68 [ 107.611730][ T5232] lr : btrfs_add_link+0x6e8/0xa68 [ 107.613080][ T5232] sp : ffff800020d07580 [ 107.614215][ T5232] x29: ffff800020d07680 x28: ffff0000deaadbb0 x27: 0000000000000108 [ 107.616366][ T5232] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 107.618562][ T5232] x23: 0000000000000014 x22: 1fffe0001bd55b81 x21: ffff7000041a0eb8 [ 107.620818][ T5232] x20: 00000000fffffff4 x19: ffff0000deaadc08 x18: 0000000000000001 [ 107.622978][ T5232] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 107.625128][ T5232] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 107.627191][ T5232] x11: 0000000000000000 x10: 0000000000000000 x9 : b66bbc665b1c2b00 [ 107.629342][ T5232] x8 : b66bbc665b1c2b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 107.631478][ T5232] x5 : ffff800020d06e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 107.633600][ T5232] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 107.635799][ T5232] Call trace: [ 107.636772][ T5232] btrfs_add_link+0x6e8/0xa68 [ 107.638030][ T5232] btrfs_create+0x45c/0x508 [ 107.639259][ T5232] path_openat+0x1144/0x26e4 [ 107.640554][ T5232] do_filp_open+0x164/0x330 [ 107.641752][ T5232] do_sys_openat2+0x128/0x3d8 [ 107.643002][ T5232] __arm64_sys_openat+0x120/0x154 [ 107.644370][ T5232] invoke_syscall+0x98/0x2b8 [ 107.645637][ T5232] el0_svc_common+0x138/0x258 [ 107.646845][ T5232] do_el0_svc+0x58/0x14c [ 107.647970][ T5232] el0_svc+0x78/0x1e0 [ 107.649075][ T5232] el0t_64_sync_handler+0xcc/0xe4 [ 107.650437][ T5232] el0t_64_sync+0x1a0/0x1a4 [ 107.651608][ T5232] irq event stamp: 80344 [ 107.652697][ T5232] hardirqs last enabled at (80343): [] __up_console_sem+0xb4/0x100 [ 107.655154][ T5232] hardirqs last disabled at (80344): [] el1_dbg+0x24/0x80 [ 107.657452][ T5232] softirqs last enabled at (80324): [] handle_softirqs+0xa4c/0xbf0 [ 107.659979][ T5232] softirqs last disabled at (80253): [] __irq_exit_rcu+0x240/0x440 [ 107.662575][ T5232] ---[ end trace c817156ab578af0d ]--- [ 107.667544][ T5232] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 107.670067][ T5232] BTRFS info (device loop0): forced readonly [ 108.009912][ T5254] loop0: detected capacity change from 0 to 32768 [ 108.047511][ T5254] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5254) [ 108.054735][ T5254] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 108.057964][ T5254] BTRFS info (device loop0): setting nodatacow, compression disabled [ 108.060324][ T5254] BTRFS info (device loop0): setting datacow [ 108.061959][ T5254] BTRFS info (device loop0): doing ref verification [ 108.064540][ T5254] BTRFS info (device loop0): force clearing of disk cache [ 108.066537][ T5254] BTRFS info (device loop0): turning off barriers [ 108.068302][ T5254] BTRFS info (device loop0): use zlib compression, level 3 [ 108.070210][ T5254] BTRFS info (device loop0): using free space tree [ 108.071926][ T5254] BTRFS info (device loop0): has skinny extents [ 108.088546][ T5254] BTRFS info (device loop0): clearing free space tree [ 108.090439][ T5254] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 108.094566][ T5254] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 108.100290][ T5254] BTRFS info (device loop0): creating free space tree [ 108.102775][ T5254] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 108.106422][ T5254] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 108.115909][ T5254] FAULT_INJECTION: forcing a failure. [ 108.115909][ T5254] name failslab, interval 1, probability 0, space 0, times 0 [ 108.119424][ T5254] CPU: 0 PID: 5254 Comm: syz.0.24 Tainted: G W 5.15.189-syzkaller #0 [ 108.121898][ T5254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.124764][ T5254] Call trace: [ 108.125599][ T5254] dump_backtrace+0x0/0x43c [ 108.126787][ T5254] show_stack+0x2c/0x3c [ 108.127937][ T5254] __dump_stack+0x30/0x40 [ 108.129143][ T5254] dump_stack_lvl+0xf8/0x160 [ 108.130373][ T5254] dump_stack+0x1c/0x5c [ 108.131489][ T5254] should_fail+0x3c0/0x51c [ 108.132723][ T5254] __should_failslab+0xbc/0x10c [ 108.134119][ T5254] should_failslab+0x10/0x28 [ 108.135441][ T5254] slab_pre_alloc_hook+0x64/0xec [ 108.136781][ T5254] kmem_cache_alloc+0x94/0x3e4 [ 108.138099][ T5254] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 108.139862][ T5254] btrfs_delayed_update_inode+0x3c/0x1b7c [ 108.141410][ T5254] btrfs_update_inode+0x210/0x3d4 [ 108.142746][ T5254] btrfs_create+0x360/0x508 [ 108.144000][ T5254] path_openat+0x1144/0x26e4 [ 108.145301][ T5254] do_filp_open+0x164/0x330 [ 108.146516][ T5254] do_sys_openat2+0x128/0x3d8 [ 108.147770][ T5254] __arm64_sys_openat+0x120/0x154 [ 108.149178][ T5254] invoke_syscall+0x98/0x2b8 [ 108.150469][ T5254] el0_svc_common+0x138/0x258 [ 108.151751][ T5254] do_el0_svc+0x58/0x14c [ 108.152949][ T5254] el0_svc+0x78/0x1e0 [ 108.154054][ T5254] el0t_64_sync_handler+0xcc/0xe4 [ 108.155436][ T5254] el0t_64_sync+0x1a0/0x1a4 [ 108.439481][ T5276] loop0: detected capacity change from 0 to 32768 [ 108.453783][ T5276] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5276) [ 108.461592][ T5276] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 108.464378][ T5276] BTRFS info (device loop0): setting nodatacow, compression disabled [ 108.466653][ T5276] BTRFS info (device loop0): setting datacow [ 108.468337][ T5276] BTRFS info (device loop0): doing ref verification [ 108.470124][ T5276] BTRFS info (device loop0): force clearing of disk cache [ 108.471998][ T5276] BTRFS info (device loop0): turning off barriers [ 108.473904][ T5276] BTRFS info (device loop0): use zlib compression, level 3 [ 108.475970][ T5276] BTRFS info (device loop0): using free space tree [ 108.477753][ T5276] BTRFS info (device loop0): has skinny extents [ 108.493953][ T5276] BTRFS info (device loop0): clearing free space tree [ 108.495858][ T5276] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 108.498650][ T5276] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 108.504535][ T5276] BTRFS info (device loop0): creating free space tree [ 108.506950][ T5276] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 108.509720][ T5276] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 108.518628][ T5276] FAULT_INJECTION: forcing a failure. [ 108.518628][ T5276] name failslab, interval 1, probability 0, space 0, times 0 [ 108.522083][ T5276] CPU: 0 PID: 5276 Comm: syz.0.25 Tainted: G W 5.15.189-syzkaller #0 [ 108.524647][ T5276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.527385][ T5276] Call trace: [ 108.528215][ T5276] dump_backtrace+0x0/0x43c [ 108.529483][ T5276] show_stack+0x2c/0x3c [ 108.530640][ T5276] __dump_stack+0x30/0x40 [ 108.531830][ T5276] dump_stack_lvl+0xf8/0x160 [ 108.533185][ T5276] dump_stack+0x1c/0x5c [ 108.534338][ T5276] should_fail+0x3c0/0x51c [ 108.535576][ T5276] __should_failslab+0xbc/0x10c [ 108.536919][ T5276] should_failslab+0x10/0x28 [ 108.538227][ T5276] slab_pre_alloc_hook+0x64/0xec [ 108.539607][ T5276] kmem_cache_alloc+0x94/0x3e4 [ 108.540871][ T5276] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 108.542595][ T5276] btrfs_delayed_update_inode+0x3c/0x1b7c [ 108.544143][ T5276] btrfs_update_inode+0x210/0x3d4 [ 108.545494][ T5276] btrfs_create+0x360/0x508 [ 108.546681][ T5276] path_openat+0x1144/0x26e4 [ 108.547943][ T5276] do_filp_open+0x164/0x330 [ 108.549129][ T5276] do_sys_openat2+0x128/0x3d8 [ 108.550376][ T5276] __arm64_sys_openat+0x120/0x154 [ 108.551807][ T5276] invoke_syscall+0x98/0x2b8 [ 108.553021][ T5276] el0_svc_common+0x138/0x258 [ 108.554316][ T5276] do_el0_svc+0x58/0x14c [ 108.555437][ T5276] el0_svc+0x78/0x1e0 [ 108.556497][ T5276] el0t_64_sync_handler+0xcc/0xe4 [ 108.557828][ T5276] el0t_64_sync+0x1a0/0x1a4 [ 108.763205][ T4121] Bluetooth: hci0: command 0x0419 tx timeout [ 108.860765][ T5298] loop0: detected capacity change from 0 to 32768 [ 108.971035][ T5298] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5298) [ 108.978516][ T5298] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 108.980914][ T5298] BTRFS info (device loop0): setting nodatacow, compression disabled [ 108.984593][ T5298] BTRFS info (device loop0): setting datacow [ 108.986283][ T5298] BTRFS info (device loop0): doing ref verification [ 108.987975][ T5298] BTRFS info (device loop0): force clearing of disk cache [ 108.989931][ T5298] BTRFS info (device loop0): turning off barriers [ 108.991689][ T5298] BTRFS info (device loop0): use zlib compression, level 3 [ 108.993877][ T5298] BTRFS info (device loop0): using free space tree [ 108.995707][ T5298] BTRFS info (device loop0): has skinny extents [ 109.012730][ T5298] BTRFS info (device loop0): clearing free space tree [ 109.014901][ T5298] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 109.017442][ T5298] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 109.025000][ T5298] BTRFS info (device loop0): creating free space tree [ 109.027405][ T5298] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 109.029988][ T5298] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 109.037355][ T5298] FAULT_INJECTION: forcing a failure. [ 109.037355][ T5298] name failslab, interval 1, probability 0, space 0, times 0 [ 109.040836][ T5298] CPU: 1 PID: 5298 Comm: syz.0.26 Tainted: G W 5.15.189-syzkaller #0 [ 109.043294][ T5298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.046000][ T5298] Call trace: [ 109.046875][ T5298] dump_backtrace+0x0/0x43c [ 109.048131][ T5298] show_stack+0x2c/0x3c [ 109.049349][ T5298] __dump_stack+0x30/0x40 [ 109.050529][ T5298] dump_stack_lvl+0xf8/0x160 [ 109.051769][ T5298] dump_stack+0x1c/0x5c [ 109.052920][ T5298] should_fail+0x3c0/0x51c [ 109.054157][ T5298] __should_failslab+0xbc/0x10c [ 109.055473][ T5298] should_failslab+0x10/0x28 [ 109.056709][ T5298] slab_pre_alloc_hook+0x64/0xec [ 109.058033][ T5298] kmem_cache_alloc+0x94/0x3e4 [ 109.059354][ T5298] btrfs_alloc_path+0x5c/0x68 [ 109.060593][ T5298] btrfs_insert_dir_item+0x16c/0x3b8 [ 109.061972][ T5298] btrfs_add_link+0x294/0xa68 [ 109.063285][ T5298] btrfs_create+0x45c/0x508 [ 109.064501][ T5298] path_openat+0x1144/0x26e4 [ 109.065686][ T5298] do_filp_open+0x164/0x330 [ 109.066853][ T5298] do_sys_openat2+0x128/0x3d8 [ 109.068059][ T5298] __arm64_sys_openat+0x120/0x154 [ 109.069367][ T5298] invoke_syscall+0x98/0x2b8 [ 109.070561][ T5298] el0_svc_common+0x138/0x258 [ 109.071772][ T5298] do_el0_svc+0x58/0x14c [ 109.072860][ T5298] el0_svc+0x78/0x1e0 [ 109.073935][ T5298] el0t_64_sync_handler+0xcc/0xe4 [ 109.075268][ T5298] el0t_64_sync+0x1a0/0x1a4 [ 109.077924][ T5298] ------------[ cut here ]------------ [ 109.079614][ T5298] WARNING: CPU: 1 PID: 5298 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 109.082072][ T5298] Modules linked in: [ 109.083104][ T5298] CPU: 1 PID: 5298 Comm: syz.0.26 Tainted: G W 5.15.189-syzkaller #0 [ 109.085711][ T5298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.088481][ T5298] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.090562][ T5298] pc : btrfs_add_link+0x6e8/0xa68 [ 109.091922][ T5298] lr : btrfs_add_link+0x6e8/0xa68 [ 109.093404][ T5298] sp : ffff800021077580 [ 109.094549][ T5298] x29: ffff800021077680 x28: ffff0000de9f0580 x27: 0000000000000108 [ 109.096687][ T5298] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 109.098848][ T5298] x23: 0000000000000014 x22: 1fffe0001bd3e0bb x21: ffff70000420eeb8 [ 109.101062][ T5298] x20: 00000000fffffff4 x19: ffff0000de9f05d8 x18: 0000000000000001 [ 109.103304][ T5298] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 109.105492][ T5298] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 109.107794][ T5298] x11: 0000000000000000 x10: 0000000000000000 x9 : 3f72a149388c0f00 [ 109.110020][ T5298] x8 : 3f72a149388c0f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.112141][ T5298] x5 : ffff800021076e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 109.114302][ T5298] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.116511][ T5298] Call trace: [ 109.117404][ T5298] btrfs_add_link+0x6e8/0xa68 [ 109.118665][ T5298] btrfs_create+0x45c/0x508 [ 109.119897][ T5298] path_openat+0x1144/0x26e4 [ 109.121113][ T5298] do_filp_open+0x164/0x330 [ 109.122351][ T5298] do_sys_openat2+0x128/0x3d8 [ 109.123592][ T5298] __arm64_sys_openat+0x120/0x154 [ 109.125017][ T5298] invoke_syscall+0x98/0x2b8 [ 109.126242][ T5298] el0_svc_common+0x138/0x258 [ 109.127579][ T5298] do_el0_svc+0x58/0x14c [ 109.128708][ T5298] el0_svc+0x78/0x1e0 [ 109.129775][ T5298] el0t_64_sync_handler+0xcc/0xe4 [ 109.131121][ T5298] el0t_64_sync+0x1a0/0x1a4 [ 109.132348][ T5298] irq event stamp: 80472 [ 109.133478][ T5298] hardirqs last enabled at (80471): [] __up_console_sem+0xb4/0x100 [ 109.136177][ T5298] hardirqs last disabled at (80472): [] el1_dbg+0x24/0x80 [ 109.138510][ T5298] softirqs last enabled at (80452): [] handle_softirqs+0xa4c/0xbf0 [ 109.141174][ T5298] softirqs last disabled at (80405): [] __irq_exit_rcu+0x240/0x440 [ 109.143793][ T5298] ---[ end trace c817156ab578af0e ]--- [ 109.145566][ T5298] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 109.147955][ T5298] BTRFS info (device loop0): forced readonly [ 109.435096][ T5320] loop0: detected capacity change from 0 to 32768 [ 109.491601][ T5320] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5320) [ 109.497914][ T5320] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 109.500270][ T5320] BTRFS info (device loop0): setting nodatacow, compression disabled [ 109.502490][ T5320] BTRFS info (device loop0): setting datacow [ 109.504284][ T5320] BTRFS info (device loop0): doing ref verification [ 109.506126][ T5320] BTRFS info (device loop0): force clearing of disk cache [ 109.507981][ T5320] BTRFS info (device loop0): turning off barriers [ 109.509996][ T5320] BTRFS info (device loop0): use zlib compression, level 3 [ 109.511974][ T5320] BTRFS info (device loop0): using free space tree [ 109.513931][ T5320] BTRFS info (device loop0): has skinny extents [ 109.529714][ T5320] BTRFS info (device loop0): clearing free space tree [ 109.531642][ T5320] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 109.534532][ T5320] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 109.539907][ T5320] BTRFS info (device loop0): creating free space tree [ 109.542397][ T5320] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 109.545631][ T5320] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 109.552944][ T5320] FAULT_INJECTION: forcing a failure. [ 109.552944][ T5320] name failslab, interval 1, probability 0, space 0, times 0 [ 109.556820][ T5320] CPU: 1 PID: 5320 Comm: syz.0.27 Tainted: G W 5.15.189-syzkaller #0 [ 109.559360][ T5320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.562174][ T5320] Call trace: [ 109.563036][ T5320] dump_backtrace+0x0/0x43c [ 109.564256][ T5320] show_stack+0x2c/0x3c [ 109.565364][ T5320] __dump_stack+0x30/0x40 [ 109.566498][ T5320] dump_stack_lvl+0xf8/0x160 [ 109.567679][ T5320] dump_stack+0x1c/0x5c [ 109.568760][ T5320] should_fail+0x3c0/0x51c [ 109.569914][ T5320] __should_failslab+0xbc/0x10c [ 109.571178][ T5320] should_failslab+0x10/0x28 [ 109.572373][ T5320] slab_pre_alloc_hook+0x64/0xec [ 109.573659][ T5320] kmem_cache_alloc+0x94/0x3e4 [ 109.574879][ T5320] btrfs_alloc_path+0x5c/0x68 [ 109.576152][ T5320] btrfs_insert_dir_item+0x16c/0x3b8 [ 109.577651][ T5320] btrfs_add_link+0x294/0xa68 [ 109.578964][ T5320] btrfs_create+0x45c/0x508 [ 109.580211][ T5320] path_openat+0x1144/0x26e4 [ 109.581478][ T5320] do_filp_open+0x164/0x330 [ 109.582691][ T5320] do_sys_openat2+0x128/0x3d8 [ 109.583961][ T5320] __arm64_sys_openat+0x120/0x154 [ 109.585324][ T5320] invoke_syscall+0x98/0x2b8 [ 109.586549][ T5320] el0_svc_common+0x138/0x258 [ 109.587822][ T5320] do_el0_svc+0x58/0x14c [ 109.588947][ T5320] el0_svc+0x78/0x1e0 [ 109.589971][ T5320] el0t_64_sync_handler+0xcc/0xe4 [ 109.591342][ T5320] el0t_64_sync+0x1a0/0x1a4 [ 109.593489][ T5320] ------------[ cut here ]------------ [ 109.595622][ T5320] WARNING: CPU: 1 PID: 5320 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 109.598068][ T5320] Modules linked in: [ 109.599130][ T5320] CPU: 1 PID: 5320 Comm: syz.0.27 Tainted: G W 5.15.189-syzkaller #0 [ 109.601663][ T5320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.604316][ T5320] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.606504][ T5320] pc : btrfs_add_link+0x6e8/0xa68 [ 109.607823][ T5320] lr : btrfs_add_link+0x6e8/0xa68 [ 109.609165][ T5320] sp : ffff800020e47580 [ 109.610328][ T5320] x29: ffff800020e47680 x28: ffff0000de9f0840 x27: 0000000000000108 [ 109.612522][ T5320] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 109.614669][ T5320] x23: 0000000000000014 x22: 1fffe0001bd3e113 x21: ffff7000041c8eb8 [ 109.616915][ T5320] x20: 00000000fffffff4 x19: ffff0000de9f0898 x18: 0000000000000001 [ 109.619181][ T5320] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 109.621385][ T5320] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 109.623619][ T5320] x11: 0000000000000000 x10: 0000000000000000 x9 : 8fdfa25124c94f00 [ 109.625754][ T5320] x8 : 8fdfa25124c94f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.627886][ T5320] x5 : ffff800020e46e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 109.629989][ T5320] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.632058][ T5320] Call trace: [ 109.632951][ T5320] btrfs_add_link+0x6e8/0xa68 [ 109.634230][ T5320] btrfs_create+0x45c/0x508 [ 109.635473][ T5320] path_openat+0x1144/0x26e4 [ 109.636751][ T5320] do_filp_open+0x164/0x330 [ 109.637979][ T5320] do_sys_openat2+0x128/0x3d8 [ 109.639278][ T5320] __arm64_sys_openat+0x120/0x154 [ 109.640636][ T5320] invoke_syscall+0x98/0x2b8 [ 109.641911][ T5320] el0_svc_common+0x138/0x258 [ 109.643161][ T5320] do_el0_svc+0x58/0x14c [ 109.644354][ T5320] el0_svc+0x78/0x1e0 [ 109.645447][ T5320] el0t_64_sync_handler+0xcc/0xe4 [ 109.646781][ T5320] el0t_64_sync+0x1a0/0x1a4 [ 109.648025][ T5320] irq event stamp: 80290 [ 109.649177][ T5320] hardirqs last enabled at (80289): [] __up_console_sem+0xb4/0x100 [ 109.651930][ T5320] hardirqs last disabled at (80290): [] el1_dbg+0x24/0x80 [ 109.654360][ T5320] softirqs last enabled at (80266): [] handle_softirqs+0xa4c/0xbf0 [ 109.656930][ T5320] softirqs last disabled at (80251): [] __irq_exit_rcu+0x240/0x440 [ 109.659494][ T5320] ---[ end trace c817156ab578af0f ]--- [ 109.662803][ T5320] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 109.665467][ T5320] BTRFS info (device loop0): forced readonly [ 109.946657][ T5342] loop0: detected capacity change from 0 to 32768 [ 110.031543][ T5342] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5342) [ 110.038971][ T5342] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 110.041515][ T5342] BTRFS info (device loop0): setting nodatacow, compression disabled [ 110.043891][ T5342] BTRFS info (device loop0): setting datacow [ 110.045691][ T5342] BTRFS info (device loop0): doing ref verification [ 110.047658][ T5342] BTRFS info (device loop0): force clearing of disk cache [ 110.049687][ T5342] BTRFS info (device loop0): turning off barriers [ 110.051458][ T5342] BTRFS info (device loop0): use zlib compression, level 3 [ 110.053984][ T5342] BTRFS info (device loop0): using free space tree [ 110.055786][ T5342] BTRFS info (device loop0): has skinny extents [ 110.071041][ T5342] BTRFS info (device loop0): clearing free space tree [ 110.073031][ T5342] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 110.077471][ T5342] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 110.083666][ T5342] BTRFS info (device loop0): creating free space tree [ 110.086164][ T5342] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 110.088958][ T5342] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 110.097211][ T5342] FAULT_INJECTION: forcing a failure. [ 110.097211][ T5342] name failslab, interval 1, probability 0, space 0, times 0 [ 110.100869][ T5342] CPU: 0 PID: 5342 Comm: syz.0.28 Tainted: G W 5.15.189-syzkaller #0 [ 110.103377][ T5342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.106101][ T5342] Call trace: [ 110.106975][ T5342] dump_backtrace+0x0/0x43c [ 110.108228][ T5342] show_stack+0x2c/0x3c [ 110.109369][ T5342] __dump_stack+0x30/0x40 [ 110.110493][ T5342] dump_stack_lvl+0xf8/0x160 [ 110.111688][ T5342] dump_stack+0x1c/0x5c [ 110.112925][ T5342] should_fail+0x3c0/0x51c [ 110.114111][ T5342] __should_failslab+0xbc/0x10c [ 110.115440][ T5342] should_failslab+0x10/0x28 [ 110.116672][ T5342] slab_pre_alloc_hook+0x64/0xec [ 110.118048][ T5342] kmem_cache_alloc+0x94/0x3e4 [ 110.119393][ T5342] btrfs_alloc_path+0x5c/0x68 [ 110.120715][ T5342] btrfs_insert_dir_item+0x16c/0x3b8 [ 110.122141][ T5342] btrfs_add_link+0x294/0xa68 [ 110.123494][ T5342] btrfs_create+0x45c/0x508 [ 110.124758][ T5342] path_openat+0x1144/0x26e4 [ 110.125968][ T5342] do_filp_open+0x164/0x330 [ 110.127189][ T5342] do_sys_openat2+0x128/0x3d8 [ 110.128514][ T5342] __arm64_sys_openat+0x120/0x154 [ 110.129857][ T5342] invoke_syscall+0x98/0x2b8 [ 110.131107][ T5342] el0_svc_common+0x138/0x258 [ 110.132496][ T5342] do_el0_svc+0x58/0x14c [ 110.133612][ T5342] el0_svc+0x78/0x1e0 [ 110.134726][ T5342] el0t_64_sync_handler+0xcc/0xe4 [ 110.136055][ T5342] el0t_64_sync+0x1a0/0x1a4 [ 110.139945][ T5342] ------------[ cut here ]------------ [ 110.141691][ T5342] WARNING: CPU: 0 PID: 5342 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 110.144183][ T5342] Modules linked in: [ 110.145286][ T5342] CPU: 0 PID: 5342 Comm: syz.0.28 Tainted: G W 5.15.189-syzkaller #0 [ 110.147787][ T5342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.150478][ T5342] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 110.152646][ T5342] pc : btrfs_add_link+0x6e8/0xa68 [ 110.154062][ T5342] lr : btrfs_add_link+0x6e8/0xa68 [ 110.155399][ T5342] sp : ffff8000211a7580 [ 110.156513][ T5342] x29: ffff8000211a7680 x28: ffff0000de9ec840 x27: 0000000000000108 [ 110.158794][ T5342] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 110.161038][ T5342] x23: 0000000000000014 x22: 1fffe0001bd3d913 x21: ffff700004234eb8 [ 110.163214][ T5342] x20: 00000000fffffff4 x19: ffff0000de9ec898 x18: 0000000000000001 [ 110.165483][ T5342] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 110.167762][ T5342] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 110.169940][ T5342] x11: 0000000000000000 x10: 0000000000000000 x9 : 1648de062398e000 [ 110.172120][ T5342] x8 : 1648de062398e000 x7 : 0000000000000001 x6 : 0000000000000001 [ 110.174410][ T5342] x5 : ffff8000211a6e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 110.176646][ T5342] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 110.178887][ T5342] Call trace: [ 110.179781][ T5342] btrfs_add_link+0x6e8/0xa68 [ 110.181085][ T5342] btrfs_create+0x45c/0x508 [ 110.182301][ T5342] path_openat+0x1144/0x26e4 [ 110.183599][ T5342] do_filp_open+0x164/0x330 [ 110.184836][ T5342] do_sys_openat2+0x128/0x3d8 [ 110.186119][ T5342] __arm64_sys_openat+0x120/0x154 [ 110.187511][ T5342] invoke_syscall+0x98/0x2b8 [ 110.188811][ T5342] el0_svc_common+0x138/0x258 [ 110.190174][ T5342] do_el0_svc+0x58/0x14c [ 110.191379][ T5342] el0_svc+0x78/0x1e0 [ 110.192500][ T5342] el0t_64_sync_handler+0xcc/0xe4 [ 110.193873][ T5342] el0t_64_sync+0x1a0/0x1a4 [ 110.195081][ T5342] irq event stamp: 80196 [ 110.196229][ T5342] hardirqs last enabled at (80195): [] __up_console_sem+0xb4/0x100 [ 110.198826][ T5342] hardirqs last disabled at (80196): [] el1_dbg+0x24/0x80 [ 110.201190][ T5342] softirqs last enabled at (80176): [] handle_softirqs+0xa4c/0xbf0 [ 110.203833][ T5342] softirqs last disabled at (80105): [] __irq_exit_rcu+0x240/0x440 [ 110.206421][ T5342] ---[ end trace c817156ab578af10 ]--- [ 110.211467][ T5342] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory [ 110.214049][ T5342] BTRFS info (device loop0): forced readonly [ 110.525610][ T5364] loop0: detected capacity change from 0 to 32768 [ 110.582315][ T5364] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5364) [ 110.590133][ T5364] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 110.592632][ T5364] BTRFS info (device loop0): setting nodatacow, compression disabled [ 110.595230][ T5364] BTRFS info (device loop0): setting datacow [ 110.596926][ T5364] BTRFS info (device loop0): doing ref verification [ 110.598780][ T5364] BTRFS info (device loop0): force clearing of disk cache [ 110.600737][ T5364] BTRFS info (device loop0): turning off barriers [ 110.628923][ T5364] FAULT_INJECTION: forcing a failure. [ 110.628923][ T5364] name failslab, interval 1, probability 0, space 0, times 0 [ 110.632496][ T5364] CPU: 0 PID: 5364 Comm: syz.0.29 Tainted: G W 5.15.189-syzkaller #0 [ 110.635012][ T5364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.637911][ T5364] Call trace: [ 110.638795][ T5364] dump_backtrace+0x0/0x43c [ 110.640074][ T5364] show_stack+0x2c/0x3c [ 110.641257][ T5364] __dump_stack+0x30/0x40 [ 110.642403][ T5364] dump_stack_lvl+0xf8/0x160 [ 110.643683][ T5364] dump_stack+0x1c/0x5c [ 110.644843][ T5364] should_fail+0x3c0/0x51c [ 110.646067][ T5364] __should_failslab+0xbc/0x10c [ 110.647432][ T5364] should_failslab+0x10/0x28 [ 110.648670][ T5364] slab_pre_alloc_hook+0x64/0xec [ 110.650069][ T5364] kmem_cache_alloc+0x94/0x3e4 [ 110.651348][ T5364] btrfs_alloc_path+0x5c/0x68 [ 110.652611][ T5364] btrfs_insert_dir_item+0x16c/0x3b8 [ 110.654126][ T5364] btrfs_add_link+0x294/0xa68 [ 110.655386][ T5364] btrfs_create+0x45c/0x508 [ 110.656625][ T5364] path_openat+0x1144/0x26e4 [ 110.657977][ T5364] do_filp_open+0x164/0x330 [ 110.659248][ T5364] do_sys_openat2+0x128/0x3d8 [ 110.660606][ T5364] __arm64_sys_openat+0x120/0x154 [ 110.661975][ T5364] invoke_syscall+0x98/0x2b8 [ 110.663216][ T5364] el0_svc_common+0x138/0x258 [ 110.664518][ T5364] do_el0_svc+0x58/0x14c [ 110.665754][ T5364] el0_svc+0x78/0x1e0 [ 110.666857][ T5364] el0t_64_sync_handler+0xcc/0xe4 [ 110.668375][ T5364] el0t_64_sync+0x1a0/0x1a4 [ 110.671440][ T5364] ------------[ cut here ]------------ [ 110.673187][ T5364] WARNING: CPU: 0 PID: 5364 at fs/btrfs/inode.c:6776 btrfs_add_link+0x6e8/0xa68 [ 110.675799][ T5364] Modules linked in: [ 110.676884][ T5364] CPU: 0 PID: 5364 Comm: syz.0.29 Tainted: G W 5.15.189-syzkaller #0 [ 110.679524][ T5364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.682285][ T5364] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 110.684371][ T5364] pc : btrfs_add_link+0x6e8/0xa68 [ 110.685839][ T5364] lr : btrfs_add_link+0x6e8/0xa68 [ 110.687242][ T5364] sp : ffff800020f67580 [ 110.688420][ T5364] x29: ffff800020f67680 x28: ffff0000de9ecb00 x27: 0000000000000108 [ 110.690669][ T5364] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 110.692924][ T5364] x23: 0000000000000014 x22: 1fffe0001bd3d96b x21: ffff7000041eceb8 [ 110.695190][ T5364] x20: 00000000fffffff4 x19: ffff0000de9ecb58 x18: 0000000000000001 [ 110.697405][ T5364] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 110.699602][ T5364] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 110.701872][ T5364] x11: 0000000000000000 x10: 0000000000000000 x9 : 2150a6a3fa137800 [ 110.704058][ T5364] x8 : 2150a6a3fa137800 x7 : 0000000000000001 x6 : 0000000000000001 [ 110.706358][ T5364] x5 : ffff800020f66e78 x4 : ffff80001424f400 x3 : ffff80000850433c [ 110.708548][ T5364] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 110.710725][ T5364] Call trace: [ 110.711621][ T5364] btrfs_add_link+0x6e8/0xa68 [ 110.712872][ T5364] btrfs_create+0x45c/0x508 [ 110.714090][ T5364] path_openat+0x1144/0x26e4 [ 110.715348][ T5364] do_filp_open+0x164/0x330 [ 110.716595][ T5364] do_sys_openat2+0x128/0x3d8 [ 110.717902][ T5364] __arm64_sys_openat+0x120/0x154 [ 110.719356][ T5364] invoke_syscall+0x98/0x2b8 [ 110.720665][ T5364] el0_svc_common+0x138/0x258 [ 110.721974][ T5364] do_el0_svc+0x58/0x14c [ 110.723178][ T5364] el0_svc+0x78/0x1e0 [ 110.724256][ T5364] el0t_64_sync_handler+0xcc/0xe4 [ 110.725674][ T5364] el0t_64_sync+0x1a0/0x1a4 [ 110.726923][ T5364] irq event stamp: 80226 [ 110.728090][ T5364] hardirqs last enabled at (80225): [] __up_console_sem+0xb4/0x100 [ 110.730685][ T5364] hardirqs last disabled at (80226): [] el1_dbg+0x24/0x80 [ 110.733131][ T5364] softirqs last enabled at (80206): [] handle_softirqs+0xa4c/0xbf0 [ 110.735753][ T5364] softirqs last disabled at (80121): [] __irq_exit_rcu+0x240/0x440 [ 110.738304][ T5364] ---[ end trace c817156ab578af11 ]--- [ 110.740196][ T5364] BTRFS: error (device loop0) in btrfs_add_link:6776: errno=-12 Out of memory 1970/01/01 00:01:50 executed programs: 17 [ 111.039950][ T5388] loop0: detected capacity change from 0 to 32768 [ 111.080201][ T5388] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5388) [ 111.113995][ T5388] FAULT_INJECTION: forcing a failure. [ 111.113995][ T5388] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 111.117729][ T5388] CPU: 0 PID: 5388 Comm: syz.0.30 Tainted: G W 5.15.189-syzkaller #0 [ 111.120250][ T5388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.123391][ T5388] Call trace: [ 111.124248][ T5388] dump_backtrace+0x0/0x43c [ 111.125456][ T5388] show_stack+0x2c/0x3c [ 111.126552][ T5388] __dump_stack+0x30/0x40 [ 111.127799][ T5388] dump_stack_lvl+0xf8/0x160 [ 111.129084][ T5388] dump_stack+0x1c/0x5c [ 111.130226][ T5388] should_fail+0x3c0/0x51c [ 111.131483][ T5388] should_fail_alloc_page+0x74/0xa8 [ 111.132960][ T5388] prepare_alloc_pages+0x160/0x460 [ 111.134418][ T5388] __alloc_pages+0x108/0x470 [ 111.135672][ T5388] alloc_pages+0x34c/0x5c0 [ 111.136929][ T5388] new_slab+0xe0/0x55c [ 111.138082][ T5388] ___slab_alloc+0x6c0/0xda8 [ 111.139396][ T5388] __slab_alloc+0x68/0xc0 [ 111.140537][ T5388] kmem_cache_alloc+0x2ac/0x3e4 [ 111.141887][ T5388] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 111.143533][ T5388] btrfs_delayed_update_inode+0x3c/0x1b7c [ 111.145073][ T5388] btrfs_update_inode+0x210/0x3d4 [ 111.146486][ T5388] btrfs_create+0x360/0x508 [ 111.147770][ T5388] path_openat+0x1144/0x26e4 [ 111.149000][ T5388] do_filp_open+0x164/0x330 [ 111.150189][ T5388] do_sys_openat2+0x128/0x3d8 [ 111.151490][ T5388] __arm64_sys_openat+0x120/0x154 [ 111.152948][ T5388] invoke_syscall+0x98/0x2b8 [ 111.154223][ T5388] el0_svc_common+0x138/0x258 [ 111.155538][ T5388] do_el0_svc+0x58/0x14c [ 111.156679][ T5388] el0_svc+0x78/0x1e0 [ 111.157785][ T5388] el0t_64_sync_handler+0xcc/0xe4 [ 111.159190][ T5388] el0t_64_sync+0x1a0/0x1a4 [ 111.261498][ T4864] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 12 /dev/loop0 scanned by udevd (4864) [ 111.434913][ T5409] loop0: detected capacity change from 0 to 32768 [ 111.534862][ T5409] FAULT_INJECTION: forcing a failure. [ 111.534862][ T5409] name failslab, interval 1, probability 0, space 0, times 0 [ 111.538428][ T5409] CPU: 1 PID: 5409 Comm: syz.0.31 Tainted: G W 5.15.189-syzkaller #0 [ 111.541922][ T5409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.544887][ T5409] Call trace: [ 111.545796][ T5409] dump_backtrace+0x0/0x43c [ 111.547079][ T5409] show_stack+0x2c/0x3c [ 111.548245][ T5409] __dump_stack+0x30/0x40 [ 111.549382][ T5409] dump_stack_lvl+0xf8/0x160 [ 111.550683][ T5409] dump_stack+0x1c/0x5c [ 111.551860][ T5409] should_fail+0x3c0/0x51c [ 111.553065][ T5409] __should_failslab+0xbc/0x10c [ 111.554380][ T5409] should_failslab+0x10/0x28 [ 111.555605][ T5409] slab_pre_alloc_hook+0x64/0xec [ 111.556952][ T5409] kmem_cache_alloc+0x94/0x3e4 [ 111.558265][ T5409] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 111.559992][ T5409] btrfs_delayed_update_inode+0x3c/0x1b7c [ 111.561507][ T5409] btrfs_update_inode+0x210/0x3d4 [ 111.562812][ T5409] btrfs_create+0x360/0x508 [ 111.563984][ T5409] path_openat+0x1144/0x26e4 [ 111.565190][ T5409] do_filp_open+0x164/0x330 [ 111.566394][ T5409] do_sys_openat2+0x128/0x3d8 [ 111.567622][ T5409] __arm64_sys_openat+0x120/0x154 [ 111.568949][ T5409] invoke_syscall+0x98/0x2b8 [ 111.570220][ T5409] el0_svc_common+0x138/0x258 [ 111.571514][ T5409] do_el0_svc+0x58/0x14c [ 111.572657][ T5409] el0_svc+0x78/0x1e0 [ 111.573768][ T5409] el0t_64_sync_handler+0xcc/0xe4 [ 111.575137][ T5409] el0t_64_sync+0x1a0/0x1a4 [ 111.911872][ T5432] loop0: detected capacity change from 0 to 32768 [ 111.919401][ T5432] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5432) [ 112.007350][ T5432] FAULT_INJECTION: forcing a failure. [ 112.007350][ T5432] name failslab, interval 1, probability 0, space 0, times 0 [ 112.011018][ T5432] CPU: 0 PID: 5432 Comm: syz.0.32 Tainted: G W 5.15.189-syzkaller #0 [ 112.013622][ T5432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.016363][ T5432] Call trace: [ 112.017276][ T5432] dump_backtrace+0x0/0x43c [ 112.018520][ T5432] show_stack+0x2c/0x3c [ 112.019637][ T5432] __dump_stack+0x30/0x40 [ 112.020754][ T5432] dump_stack_lvl+0xf8/0x160 [ 112.022041][ T5432] dump_stack+0x1c/0x5c [ 112.023167][ T5432] should_fail+0x3c0/0x51c [ 112.025702][ T5432] __should_failslab+0xbc/0x10c [ 112.027040][ T5432] should_failslab+0x10/0x28 [ 112.028363][ T5432] slab_pre_alloc_hook+0x64/0xec [ 112.029724][ T5432] kmem_cache_alloc+0x94/0x3e4 [ 112.031019][ T5432] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 112.032725][ T5432] btrfs_delayed_update_inode+0x3c/0x1b7c [ 112.034275][ T5432] btrfs_update_inode+0x210/0x3d4 [ 112.035613][ T5432] btrfs_create+0x360/0x508 [ 112.036795][ T5432] path_openat+0x1144/0x26e4 [ 112.038038][ T5432] do_filp_open+0x164/0x330 [ 112.039223][ T5432] do_sys_openat2+0x128/0x3d8 [ 112.040492][ T5432] __arm64_sys_openat+0x120/0x154 [ 112.041897][ T5432] invoke_syscall+0x98/0x2b8 [ 112.043101][ T5432] el0_svc_common+0x138/0x258 [ 112.044422][ T5432] do_el0_svc+0x58/0x14c [ 112.045564][ T5432] el0_svc+0x78/0x1e0 [ 112.046682][ T5432] el0t_64_sync_handler+0xcc/0xe4 [ 112.047991][ T5432] el0t_64_sync+0x1a0/0x1a4 [ 112.445837][ T5454] loop0: detected capacity change from 0 to 32768 [ 112.494418][ T5454] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5454) [ 112.508156][ T5454] btrfs_printk: 55 callbacks suppressed [ 112.508168][ T5454] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 112.511987][ T5454] BTRFS info (device loop0): setting nodatacow, compression disabled [ 112.522701][ T5454] BTRFS info (device loop0): setting datacow [ 112.531575][ T5454] BTRFS info (device loop0): doing ref verification [ 112.533720][ T5454] BTRFS info (device loop0): force clearing of disk cache [ 112.535627][ T5454] BTRFS info (device loop0): turning off barriers [ 112.538013][ T5454] BTRFS info (device loop0): use zlib compression, level 3 [ 112.539893][ T5454] BTRFS info (device loop0): using free space tree [ 112.541639][ T5454] BTRFS info (device loop0): has skinny extents