Warning: Permanently added '10.128.0.109' (ED25519) to the list of known hosts. 1970/01/01 00:01:21 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:21 ignoring optional flag "type"="gce" 1970/01/01 00:01:22 parsed 1 programs [ 84.968984][ T4412] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 91.377119][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.379105][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.381513][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 91.390735][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.392599][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.395067][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 92.246994][ T4469] chnl_net:caif_netlink_parms(): no params data found [ 92.279428][ T4469] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.281301][ T4469] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.283821][ T4469] device bridge_slave_0 entered promiscuous mode [ 92.289390][ T4469] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.291338][ T4469] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.293882][ T4469] device bridge_slave_1 entered promiscuous mode [ 92.310045][ T4469] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.314368][ T4469] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.329227][ T4469] team0: Port device team_slave_0 added [ 92.333069][ T4469] team0: Port device team_slave_1 added [ 92.344270][ T4469] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.346445][ T4469] 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. [ 92.351986][ T4469] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.356093][ T4469] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.357900][ T4469] 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. [ 92.365115][ T4469] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.416876][ T4469] device hsr_slave_0 entered promiscuous mode [ 92.454880][ T4469] device hsr_slave_1 entered promiscuous mode [ 93.300280][ T4469] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.327543][ T4469] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.336698][ T4469] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.379586][ T4469] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.478451][ T4469] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.487393][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.489741][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.496347][ T4469] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.500631][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.503170][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.506173][ T153] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.507948][ T153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.510820][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.516498][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.519767][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.522251][ T153] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.524066][ T153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.535033][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.537904][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.540560][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.543643][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.549035][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.551773][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.560375][ T4469] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.562901][ T4469] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.567194][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.569526][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.572246][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.574994][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.577471][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.583067][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.645044][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.646932][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.652632][ T4469] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.667053][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 93.669615][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.680675][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 93.683212][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.688430][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.691053][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.696944][ T4469] device veth0_vlan entered promiscuous mode [ 93.702589][ T4469] device veth1_vlan entered promiscuous mode [ 93.718857][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 93.721210][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 93.723524][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 93.727350][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 93.732019][ T4469] device veth0_macvtap entered promiscuous mode [ 93.736418][ T4469] device veth1_macvtap entered promiscuous mode [ 93.747627][ T4469] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.749621][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 93.752349][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 93.756444][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 93.759356][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 93.764168][ T4469] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.796292][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 93.799078][ T1659] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 93.803371][ T4469] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.806564][ T4469] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.808720][ T4469] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.810905][ T4469] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:33 executed programs: 0 [ 94.173403][ T4592] chnl_net:caif_netlink_parms(): no params data found [ 94.204393][ T4592] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.207385][ T4592] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.209861][ T4592] device bridge_slave_0 entered promiscuous mode [ 94.213121][ T4592] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.215859][ T4592] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.218640][ T4592] device bridge_slave_1 entered promiscuous mode [ 94.234098][ T4592] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.238722][ T4592] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.253992][ T4592] team0: Port device team_slave_0 added [ 94.257450][ T4592] team0: Port device team_slave_1 added [ 94.270293][ T4592] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.271985][ T4592] 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. [ 94.279582][ T4592] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.283513][ T4592] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.286270][ T4592] 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. [ 94.292963][ T4592] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.346284][ T4592] device hsr_slave_0 entered promiscuous mode [ 94.385063][ T4592] device hsr_slave_1 entered promiscuous mode [ 94.404940][ T4592] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 94.407049][ T4592] Cannot create hsr debugfs directory [ 94.466610][ T4592] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.124950][ T4533] Bluetooth: hci0: command 0x0409 tx timeout [ 96.889721][ T4592] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.205137][ T4533] Bluetooth: hci0: command 0x041b tx timeout [ 98.900456][ T4592] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.224202][ T4592] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.378944][ T4592] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.436269][ T4592] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.467867][ T4592] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.496549][ T4592] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.623538][ T4592] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.630919][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.633378][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.639736][ T4592] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.643768][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.646594][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.648882][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.650623][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.652873][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.673965][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.677326][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.679810][ T153] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.681561][ T153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.683882][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.686842][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 99.689516][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 99.692456][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.697135][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.699616][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.702239][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.709235][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.711798][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.716590][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.719204][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.723439][ T4592] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 99.788199][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 99.790325][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 99.796519][ T4592] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.815193][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 99.817858][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 99.829191][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 99.831844][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 99.835146][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 99.837422][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 99.841979][ T4592] device veth0_vlan entered promiscuous mode [ 99.853147][ T4592] device veth1_vlan entered promiscuous mode [ 99.865671][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 99.868198][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 99.870588][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 99.873059][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 99.878059][ T4592] device veth0_macvtap entered promiscuous mode [ 99.882232][ T4592] device veth1_macvtap entered promiscuous mode [ 99.898748][ T4592] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 99.901419][ T4592] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.905984][ T4592] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.908213][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 99.910655][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 99.912977][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 99.916905][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 99.921204][ T4592] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.923721][ T4592] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.928242][ T4592] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.930391][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 99.933108][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 99.937746][ T4592] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.939910][ T4592] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.942120][ T4592] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.944320][ T4592] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.984877][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.987045][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.992284][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.001180][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.003183][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.006007][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:39 executed programs: 2 [ 100.223722][ T4847] loop0: detected capacity change from 0 to 32768 [ 100.284664][ T4533] Bluetooth: hci0: command 0x040f tx timeout [ 100.327495][ T4847] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (4847) [ 100.370898][ T4847] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 100.373479][ T4847] BTRFS info (device loop0): using free space tree [ 100.376055][ T4847] BTRFS info (device loop0): has skinny extents [ 100.399064][ T4847] BTRFS info (device loop0): enabling ssd optimizations [ 100.415980][ T4847] FAULT_INJECTION: forcing a failure. [ 100.415980][ T4847] name failslab, interval 1, probability 0, space 0, times 1 [ 100.416032][ T4847] CPU: 1 PID: 4847 Comm: syz.0.15 Not tainted 5.15.174-syzkaller #0 [ 100.416045][ T4847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 100.416052][ T4847] Call trace: [ 100.425020][ T4847] dump_backtrace+0x0/0x530 [ 100.426140][ T4847] show_stack+0x2c/0x3c [ 100.427282][ T4847] dump_stack_lvl+0x108/0x170 [ 100.428459][ T4847] dump_stack+0x1c/0x58 [ 100.429574][ T4847] should_fail+0x3b8/0x514 [ 100.430767][ T4847] __should_failslab+0xbc/0x110 [ 100.432192][ T4847] should_failslab+0x10/0x28 [ 100.433587][ T4847] slab_pre_alloc_hook+0x64/0xe8 [ 100.435017][ T4847] kmem_cache_alloc_trace+0x9c/0x47c [ 100.436434][ T4847] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 100.438134][ T4847] __btrfs_unlink_inode+0x350/0xb48 [ 100.439554][ T4847] btrfs_unlink+0x10c/0x254 [ 100.440811][ T4847] vfs_unlink+0x2f0/0x508 [ 100.441963][ T4847] do_unlinkat+0x4cc/0x830 [ 100.443023][ T4847] __arm64_sys_unlinkat+0xcc/0xfc [ 100.444330][ T4847] invoke_syscall+0x98/0x2b8 [ 100.445503][ T4847] el0_svc_common+0x138/0x258 [ 100.446711][ T4847] do_el0_svc+0x58/0x14c [ 100.447824][ T4847] el0_svc+0x7c/0x1f0 [ 100.448852][ T4847] el0t_64_sync_handler+0x84/0xe4 [ 100.450263][ T4847] el0t_64_sync+0x1a0/0x1a4 [ 100.453171][ T4847] ------------[ cut here ]------------ [ 100.454961][ T4847] WARNING: CPU: 1 PID: 4847 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 100.457321][ T4847] Modules linked in: [ 100.458340][ T4847] CPU: 1 PID: 4847 Comm: syz.0.15 Not tainted 5.15.174-syzkaller #0 [ 100.460347][ T4847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 100.462961][ T4847] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 100.464923][ T4847] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 100.466406][ T4847] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 100.467875][ T4847] sp : ffff8000201a79c0 [ 100.468996][ T4847] x29: ffff8000201a7a60 x28: ffff8000201a7a20 x27: 1ffff00004034f40 [ 100.471089][ T4847] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000cff2ce70 [ 100.473287][ T4847] x23: ffff0000debdc0b0 x22: 1ffff00004034f44 x21: dfff800000000000 [ 100.475295][ T4847] x20: 1fffe0001bd7b821 x19: ffff0000debdc108 x18: 0000000000000001 [ 100.477396][ T4847] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 100.479483][ T4847] x14: ffff0000da378000 x13: 0000000000000001 x12: 0000000000000001 [ 100.481617][ T4847] x11: 0000000000000000 x10: 0000000000000000 x9 : 7146a340c4b39e00 [ 100.483732][ T4847] x8 : 7146a340c4b39e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 100.485777][ T4847] x5 : ffff8000201a7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 100.487942][ T4847] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 100.490060][ T4847] Call trace: [ 100.490883][ T4847] __btrfs_unlink_inode+0x95c/0xb48 [ 100.492291][ T4847] btrfs_unlink+0x10c/0x254 [ 100.493441][ T4847] vfs_unlink+0x2f0/0x508 [ 100.494625][ T4847] do_unlinkat+0x4cc/0x830 [ 100.495689][ T4847] __arm64_sys_unlinkat+0xcc/0xfc [ 100.496975][ T4847] invoke_syscall+0x98/0x2b8 [ 100.498192][ T4847] el0_svc_common+0x138/0x258 [ 100.499436][ T4847] do_el0_svc+0x58/0x14c [ 100.500500][ T4847] el0_svc+0x7c/0x1f0 [ 100.501505][ T4847] el0t_64_sync_handler+0x84/0xe4 [ 100.502814][ T4847] el0t_64_sync+0x1a0/0x1a4 [ 100.503976][ T4847] irq event stamp: 81050 [ 100.505164][ T4847] hardirqs last enabled at (81049): [] __up_console_sem+0xb4/0x100 [ 100.507569][ T4847] hardirqs last disabled at (81050): [] el1_dbg+0x24/0x80 [ 100.509883][ T4847] softirqs last enabled at (81040): [] handle_softirqs+0xb88/0xdbc [ 100.512457][ T4847] softirqs last disabled at (80987): [] __irq_exit_rcu+0x268/0x4d8 [ 100.514891][ T4847] ---[ end trace 7c207e81ec3cf92c ]--- [ 100.517147][ T4847] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 100.519759][ T4847] BTRFS info (device loop0): forced readonly [ 100.587655][ T399] device hsr_slave_0 left promiscuous mode [ 100.609675][ T399] device hsr_slave_1 left promiscuous mode [ 100.695136][ T399] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 100.697093][ T399] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 100.699580][ T399] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 100.701610][ T399] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 100.703871][ T399] device bridge_slave_1 left promiscuous mode [ 100.708037][ T399] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.747954][ T399] device bridge_slave_0 left promiscuous mode [ 100.749651][ T399] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.864745][ T399] device veth1_macvtap left promiscuous mode [ 100.865603][ T4868] loop0: detected capacity change from 0 to 32768 [ 100.866330][ T399] device veth0_macvtap left promiscuous mode [ 100.872155][ T399] device veth1_vlan left promiscuous mode [ 100.873698][ T399] device veth0_vlan left promiscuous mode [ 100.919906][ T4868] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4868) [ 100.933040][ T4868] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 100.944842][ T4868] BTRFS info (device loop0): using free space tree [ 100.946460][ T4868] BTRFS info (device loop0): has skinny extents [ 101.015477][ T4868] BTRFS info (device loop0): enabling ssd optimizations [ 101.024147][ T4868] FAULT_INJECTION: forcing a failure. [ 101.024147][ T4868] name failslab, interval 1, probability 0, space 0, times 0 [ 101.028072][ T4868] CPU: 1 PID: 4868 Comm: syz.0.16 Tainted: G W 5.15.174-syzkaller #0 [ 101.030425][ T4868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.032849][ T4868] Call trace: [ 101.033636][ T4868] dump_backtrace+0x0/0x530 [ 101.034885][ T4868] show_stack+0x2c/0x3c [ 101.036052][ T4868] dump_stack_lvl+0x108/0x170 [ 101.037284][ T4868] dump_stack+0x1c/0x58 [ 101.038332][ T4868] should_fail+0x3b8/0x514 [ 101.039471][ T4868] __should_failslab+0xbc/0x110 [ 101.040646][ T4868] should_failslab+0x10/0x28 [ 101.041769][ T4868] slab_pre_alloc_hook+0x64/0xe8 [ 101.043117][ T4868] kmem_cache_alloc_trace+0x9c/0x47c [ 101.044551][ T4868] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 101.046165][ T4868] __btrfs_unlink_inode+0x350/0xb48 [ 101.047468][ T4868] btrfs_unlink+0x10c/0x254 [ 101.048593][ T4868] vfs_unlink+0x2f0/0x508 [ 101.049708][ T4868] do_unlinkat+0x4cc/0x830 [ 101.050827][ T4868] __arm64_sys_unlinkat+0xcc/0xfc [ 101.052142][ T4868] invoke_syscall+0x98/0x2b8 [ 101.053378][ T4868] el0_svc_common+0x138/0x258 [ 101.054598][ T4868] do_el0_svc+0x58/0x14c [ 101.055676][ T4868] el0_svc+0x7c/0x1f0 [ 101.056710][ T4868] el0t_64_sync_handler+0x84/0xe4 [ 101.057992][ T4868] el0t_64_sync+0x1a0/0x1a4 [ 101.059820][ T4868] ------------[ cut here ]------------ [ 101.061400][ T4868] WARNING: CPU: 1 PID: 4868 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 101.063796][ T4868] Modules linked in: [ 101.064744][ T4868] CPU: 1 PID: 4868 Comm: syz.0.16 Tainted: G W 5.15.174-syzkaller #0 [ 101.067135][ T4868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.069936][ T4868] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 101.072054][ T4868] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 101.073563][ T4868] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 101.075069][ T4868] sp : ffff8000209779c0 [ 101.076210][ T4868] x29: ffff800020977a60 x28: ffff800020977a20 x27: 1ffff0000412ef40 [ 101.078232][ T4868] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000cedb1f20 [ 101.080263][ T4868] x23: ffff0000debdc210 x22: 1ffff0000412ef44 x21: dfff800000000000 [ 101.082322][ T4868] x20: 1fffe0001bd7b84d x19: ffff0000debdc268 x18: 0000000000000001 [ 101.084359][ T4868] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 101.086444][ T4868] x14: ffff0000caded1c0 x13: 0000000000000001 x12: 0000000000000001 [ 101.088585][ T4868] x11: 0000000000000000 x10: 0000000000000000 x9 : dcf4a53503d84900 [ 101.090674][ T4868] x8 : dcf4a53503d84900 x7 : 0000000000000001 x6 : 0000000000000001 [ 101.092696][ T4868] x5 : ffff800020977138 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 101.094723][ T4868] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 101.096834][ T4868] Call trace: [ 101.097684][ T4868] __btrfs_unlink_inode+0x95c/0xb48 [ 101.099078][ T4868] btrfs_unlink+0x10c/0x254 [ 101.100282][ T4868] vfs_unlink+0x2f0/0x508 [ 101.101448][ T4868] do_unlinkat+0x4cc/0x830 [ 101.102500][ T4868] __arm64_sys_unlinkat+0xcc/0xfc [ 101.103822][ T4868] invoke_syscall+0x98/0x2b8 [ 101.105015][ T4868] el0_svc_common+0x138/0x258 [ 101.106272][ T4868] do_el0_svc+0x58/0x14c [ 101.107396][ T4868] el0_svc+0x7c/0x1f0 [ 101.108420][ T4868] el0t_64_sync_handler+0x84/0xe4 [ 101.109722][ T4868] el0t_64_sync+0x1a0/0x1a4 [ 101.110853][ T4868] irq event stamp: 79754 [ 101.111949][ T4868] hardirqs last enabled at (79753): [] __up_console_sem+0xb4/0x100 [ 101.114465][ T4868] hardirqs last disabled at (79754): [] el1_dbg+0x24/0x80 [ 101.116882][ T4868] softirqs last enabled at (79734): [] handle_softirqs+0xb88/0xdbc [ 101.119386][ T4868] softirqs last disabled at (79711): [] __irq_exit_rcu+0x268/0x4d8 [ 101.121931][ T4868] ---[ end trace 7c207e81ec3cf92d ]--- [ 101.124809][ T4868] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 101.127226][ T4868] BTRFS info (device loop0): forced readonly [ 101.201601][ T399] team0 (unregistering): Port device team_slave_1 removed [ 101.208774][ T399] team0 (unregistering): Port device team_slave_0 removed [ 101.216391][ T399] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 101.264733][ T399] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 101.409630][ T399] bond0 (unregistering): Released all slaves [ 101.493144][ T4889] loop0: detected capacity change from 0 to 32768 [ 101.510421][ T4889] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4889) [ 101.550753][ T4889] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 101.553015][ T4889] BTRFS info (device loop0): using free space tree [ 101.556031][ T4889] BTRFS info (device loop0): has skinny extents [ 101.597746][ T4889] BTRFS info (device loop0): enabling ssd optimizations [ 101.606301][ T4889] FAULT_INJECTION: forcing a failure. [ 101.606301][ T4889] name failslab, interval 1, probability 0, space 0, times 0 [ 101.609527][ T4889] CPU: 0 PID: 4889 Comm: syz.0.17 Tainted: G W 5.15.174-syzkaller #0 [ 101.611909][ T4889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.614480][ T4889] Call trace: [ 101.615388][ T4889] dump_backtrace+0x0/0x530 [ 101.616593][ T4889] show_stack+0x2c/0x3c [ 101.617651][ T4889] dump_stack_lvl+0x108/0x170 [ 101.618943][ T4889] dump_stack+0x1c/0x58 [ 101.619974][ T4889] should_fail+0x3b8/0x514 [ 101.621147][ T4889] __should_failslab+0xbc/0x110 [ 101.622483][ T4889] should_failslab+0x10/0x28 [ 101.623720][ T4889] slab_pre_alloc_hook+0x64/0xe8 [ 101.625044][ T4889] kmem_cache_alloc_trace+0x9c/0x47c [ 101.626496][ T4889] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 101.628126][ T4889] __btrfs_unlink_inode+0x350/0xb48 [ 101.629458][ T4889] btrfs_unlink+0x10c/0x254 [ 101.630567][ T4889] vfs_unlink+0x2f0/0x508 [ 101.631680][ T4889] do_unlinkat+0x4cc/0x830 [ 101.632817][ T4889] __arm64_sys_unlinkat+0xcc/0xfc [ 101.634017][ T4889] invoke_syscall+0x98/0x2b8 [ 101.635215][ T4889] el0_svc_common+0x138/0x258 [ 101.636353][ T4889] do_el0_svc+0x58/0x14c [ 101.637455][ T4889] el0_svc+0x7c/0x1f0 [ 101.638471][ T4889] el0t_64_sync_handler+0x84/0xe4 [ 101.639778][ T4889] el0t_64_sync+0x1a0/0x1a4 [ 101.673811][ T4889] ------------[ cut here ]------------ [ 101.676173][ T4889] WARNING: CPU: 1 PID: 4889 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 101.678650][ T4889] Modules linked in: [ 101.679615][ T4889] CPU: 1 PID: 4889 Comm: syz.0.17 Tainted: G W 5.15.174-syzkaller #0 [ 101.682093][ T4889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.684744][ T4889] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 101.686807][ T4889] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 101.688324][ T4889] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 101.689735][ T4889] sp : ffff8000207a79c0 [ 101.690788][ T4889] x29: ffff8000207a7a60 x28: ffff8000207a7a20 x27: 1ffff000040f4f40 [ 101.692843][ T4889] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d9f3d0b0 [ 101.694943][ T4889] x23: ffff0000debd80b0 x22: 1ffff000040f4f44 x21: dfff800000000000 [ 101.697001][ T4889] x20: 1fffe0001bd7b021 x19: ffff0000debd8108 x18: 0000000000000001 [ 101.699024][ T4889] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 101.701120][ T4889] x14: ffff0000d941b680 x13: 0000000000000001 x12: 0000000000000001 [ 101.703107][ T4889] x11: 0000000000000000 x10: 0000000000000000 x9 : 3360e4d7ee4f9000 [ 101.705253][ T4889] x8 : 3360e4d7ee4f9000 x7 : 0000000000000001 x6 : 0000000000000001 [ 101.707453][ T4889] x5 : ffff8000207a7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 101.709733][ T4889] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 101.711882][ T4889] Call trace: [ 101.712739][ T4889] __btrfs_unlink_inode+0x95c/0xb48 [ 101.714056][ T4889] btrfs_unlink+0x10c/0x254 [ 101.715216][ T4889] vfs_unlink+0x2f0/0x508 [ 101.716254][ T4889] do_unlinkat+0x4cc/0x830 [ 101.717430][ T4889] __arm64_sys_unlinkat+0xcc/0xfc [ 101.718824][ T4889] invoke_syscall+0x98/0x2b8 [ 101.720015][ T4889] el0_svc_common+0x138/0x258 [ 101.721230][ T4889] do_el0_svc+0x58/0x14c [ 101.722360][ T4889] el0_svc+0x7c/0x1f0 [ 101.723379][ T4889] el0t_64_sync_handler+0x84/0xe4 [ 101.724579][ T4889] el0t_64_sync+0x1a0/0x1a4 [ 101.725724][ T4889] irq event stamp: 80092 [ 101.726815][ T4889] hardirqs last enabled at (80091): [] __up_console_sem+0xb4/0x100 [ 101.729290][ T4889] hardirqs last disabled at (80092): [] el1_dbg+0x24/0x80 [ 101.731655][ T4889] softirqs last enabled at (80080): [] handle_softirqs+0xb88/0xdbc [ 101.734109][ T4889] softirqs last disabled at (79951): [] __irq_exit_rcu+0x268/0x4d8 [ 101.736570][ T4889] ---[ end trace 7c207e81ec3cf92e ]--- [ 101.739070][ T4889] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 101.741351][ T4889] BTRFS info (device loop0): forced readonly [ 102.073646][ T4910] loop0: detected capacity change from 0 to 32768 [ 102.168322][ T4910] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4910) [ 102.220350][ T4910] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 102.222727][ T4910] BTRFS info (device loop0): using free space tree [ 102.224344][ T4910] BTRFS info (device loop0): has skinny extents [ 102.238744][ T4910] BTRFS info (device loop0): enabling ssd optimizations [ 102.245741][ T4910] FAULT_INJECTION: forcing a failure. [ 102.245741][ T4910] name failslab, interval 1, probability 0, space 0, times 0 [ 102.248937][ T4910] CPU: 1 PID: 4910 Comm: syz.0.18 Tainted: G W 5.15.174-syzkaller #0 [ 102.251293][ T4910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.254134][ T4910] Call trace: [ 102.254954][ T4910] dump_backtrace+0x0/0x530 [ 102.256132][ T4910] show_stack+0x2c/0x3c [ 102.257191][ T4910] dump_stack_lvl+0x108/0x170 [ 102.258451][ T4910] dump_stack+0x1c/0x58 [ 102.259480][ T4910] should_fail+0x3b8/0x514 [ 102.260573][ T4910] __should_failslab+0xbc/0x110 [ 102.261896][ T4910] should_failslab+0x10/0x28 [ 102.263062][ T4910] slab_pre_alloc_hook+0x64/0xe8 [ 102.264401][ T4910] kmem_cache_alloc+0x98/0x45c [ 102.265540][ T4910] btrfs_alloc_path+0x5c/0x68 [ 102.266746][ T4910] __btrfs_unlink_inode+0x268/0xb48 [ 102.268087][ T4910] btrfs_unlink+0x10c/0x254 [ 102.269258][ T4910] vfs_unlink+0x2f0/0x508 [ 102.270388][ T4910] do_unlinkat+0x4cc/0x830 [ 102.271496][ T4910] __arm64_sys_unlinkat+0xcc/0xfc [ 102.272792][ T4910] invoke_syscall+0x98/0x2b8 [ 102.273991][ T4910] el0_svc_common+0x138/0x258 [ 102.275186][ T4910] do_el0_svc+0x58/0x14c [ 102.276290][ T4910] el0_svc+0x7c/0x1f0 [ 102.277364][ T4910] el0t_64_sync_handler+0x84/0xe4 [ 102.278631][ T4910] el0t_64_sync+0x1a0/0x1a4 [ 102.367104][ T21] Bluetooth: hci0: command 0x0419 tx timeout [ 102.640001][ T4931] loop0: detected capacity change from 0 to 32768 [ 102.676547][ T4931] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4931) [ 102.736178][ T4931] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 102.738376][ T4931] BTRFS info (device loop0): using free space tree [ 102.740130][ T4931] BTRFS info (device loop0): has skinny extents [ 102.842819][ T4931] BTRFS info (device loop0): enabling ssd optimizations [ 102.857468][ T4931] FAULT_INJECTION: forcing a failure. [ 102.857468][ T4931] name failslab, interval 1, probability 0, space 0, times 0 [ 102.860633][ T4931] CPU: 0 PID: 4931 Comm: syz.0.19 Tainted: G W 5.15.174-syzkaller #0 [ 102.863127][ T4931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.865670][ T4931] Call trace: [ 102.866520][ T4931] dump_backtrace+0x0/0x530 [ 102.867740][ T4931] show_stack+0x2c/0x3c [ 102.868844][ T4931] dump_stack_lvl+0x108/0x170 [ 102.870115][ T4931] dump_stack+0x1c/0x58 [ 102.871211][ T4931] should_fail+0x3b8/0x514 [ 102.872299][ T4931] __should_failslab+0xbc/0x110 [ 102.873579][ T4931] should_failslab+0x10/0x28 [ 102.874692][ T4931] slab_pre_alloc_hook+0x64/0xe8 [ 102.876060][ T4931] kmem_cache_alloc_trace+0x9c/0x47c [ 102.877457][ T4931] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 102.879067][ T4931] __btrfs_unlink_inode+0x350/0xb48 [ 102.880433][ T4931] btrfs_unlink+0x10c/0x254 [ 102.881644][ T4931] vfs_unlink+0x2f0/0x508 [ 102.882750][ T4931] do_unlinkat+0x4cc/0x830 [ 102.883956][ T4931] __arm64_sys_unlinkat+0xcc/0xfc [ 102.885238][ T4931] invoke_syscall+0x98/0x2b8 [ 102.886529][ T4931] el0_svc_common+0x138/0x258 [ 102.887765][ T4931] do_el0_svc+0x58/0x14c [ 102.888825][ T4931] el0_svc+0x7c/0x1f0 [ 102.889897][ T4931] el0t_64_sync_handler+0x84/0xe4 [ 102.891254][ T4931] el0t_64_sync+0x1a0/0x1a4 [ 102.935008][ T4931] ------------[ cut here ]------------ [ 102.936769][ T4931] WARNING: CPU: 0 PID: 4931 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 102.939182][ T4931] Modules linked in: [ 102.940311][ T4931] CPU: 0 PID: 4931 Comm: syz.0.19 Tainted: G W 5.15.174-syzkaller #0 [ 102.942780][ T4931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.945259][ T4931] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 102.947295][ T4931] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 102.948721][ T4931] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 102.950149][ T4931] sp : ffff8000209779c0 [ 102.951143][ T4931] x29: ffff800020977a60 x28: ffff800020977a20 x27: 1ffff0000412ef40 [ 102.953181][ T4931] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000e7360e70 [ 102.955177][ T4931] x23: ffff0000debd82c0 x22: 1ffff0000412ef44 x21: dfff800000000000 [ 102.957199][ T4931] x20: 1fffe0001bd7b063 x19: ffff0000debd8318 x18: 0000000000000001 [ 102.959156][ T4931] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 102.961161][ T4931] x14: ffff0000d8989b40 x13: 0000000000000001 x12: 0000000000000001 [ 102.963268][ T4931] x11: 0000000000000000 x10: 0000000000000000 x9 : f42c9048eb7f5100 [ 102.965260][ T4931] x8 : f42c9048eb7f5100 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.967216][ T4931] x5 : ffff800020977138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 102.969211][ T4931] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.971234][ T4931] Call trace: [ 102.972031][ T4931] __btrfs_unlink_inode+0x95c/0xb48 [ 102.973304][ T4931] btrfs_unlink+0x10c/0x254 [ 102.974393][ T4931] vfs_unlink+0x2f0/0x508 [ 102.975431][ T4931] do_unlinkat+0x4cc/0x830 [ 102.976529][ T4931] __arm64_sys_unlinkat+0xcc/0xfc [ 102.977918][ T4931] invoke_syscall+0x98/0x2b8 [ 102.979202][ T4931] el0_svc_common+0x138/0x258 [ 102.980498][ T4931] do_el0_svc+0x58/0x14c [ 102.981655][ T4931] el0_svc+0x7c/0x1f0 [ 102.982657][ T4931] el0t_64_sync_handler+0x84/0xe4 [ 102.984024][ T4931] el0t_64_sync+0x1a0/0x1a4 [ 102.985159][ T4931] irq event stamp: 79026 [ 102.986216][ T4931] hardirqs last enabled at (79025): [] __up_console_sem+0xb4/0x100 [ 102.988664][ T4931] hardirqs last disabled at (79026): [] el1_dbg+0x24/0x80 [ 102.990833][ T4931] softirqs last enabled at (79002): [] handle_softirqs+0xb88/0xdbc [ 102.993213][ T4931] softirqs last disabled at (78949): [] __irq_exit_rcu+0x268/0x4d8 [ 102.995681][ T4931] ---[ end trace 7c207e81ec3cf92f ]--- [ 103.034009][ T4931] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 103.036720][ T4931] BTRFS info (device loop0): forced readonly [ 103.388990][ T4953] loop0: detected capacity change from 0 to 32768 [ 103.445873][ T4953] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (4953) [ 103.499303][ T4953] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 103.501622][ T4953] BTRFS info (device loop0): using free space tree [ 103.503208][ T4953] BTRFS info (device loop0): has skinny extents [ 103.541057][ T4953] BTRFS info (device loop0): enabling ssd optimizations [ 103.551575][ T4953] FAULT_INJECTION: forcing a failure. [ 103.551575][ T4953] name failslab, interval 1, probability 0, space 0, times 0 [ 103.561252][ T4953] CPU: 0 PID: 4953 Comm: syz.0.20 Tainted: G W 5.15.174-syzkaller #0 [ 103.563598][ T4953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 103.566110][ T4953] Call trace: [ 103.566954][ T4953] dump_backtrace+0x0/0x530 [ 103.568082][ T4953] show_stack+0x2c/0x3c [ 103.569123][ T4953] dump_stack_lvl+0x108/0x170 [ 103.570293][ T4953] dump_stack+0x1c/0x58 [ 103.571512][ T4953] should_fail+0x3b8/0x514 [ 103.572622][ T4953] __should_failslab+0xbc/0x110 [ 103.573896][ T4953] should_failslab+0x10/0x28 [ 103.575124][ T4953] slab_pre_alloc_hook+0x64/0xe8 [ 103.576375][ T4953] kmem_cache_alloc_trace+0x9c/0x47c [ 103.577749][ T4953] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 103.579384][ T4953] __btrfs_unlink_inode+0x350/0xb48 [ 103.580794][ T4953] btrfs_unlink+0x10c/0x254 [ 103.581945][ T4953] vfs_unlink+0x2f0/0x508 [ 103.583087][ T4953] do_unlinkat+0x4cc/0x830 [ 103.584279][ T4953] __arm64_sys_unlinkat+0xcc/0xfc [ 103.585574][ T4953] invoke_syscall+0x98/0x2b8 [ 103.586776][ T4953] el0_svc_common+0x138/0x258 [ 103.588053][ T4953] do_el0_svc+0x58/0x14c [ 103.589108][ T4953] el0_svc+0x7c/0x1f0 [ 103.590114][ T4953] el0t_64_sync_handler+0x84/0xe4 [ 103.591474][ T4953] el0t_64_sync+0x1a0/0x1a4 [ 103.597200][ T4953] ------------[ cut here ]------------ [ 103.598898][ T4953] WARNING: CPU: 0 PID: 4953 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 103.601200][ T4953] Modules linked in: [ 103.602212][ T4953] CPU: 0 PID: 4953 Comm: syz.0.20 Tainted: G W 5.15.174-syzkaller #0 [ 103.604579][ T4953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 103.607162][ T4953] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 103.609190][ T4953] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 103.610598][ T4953] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 103.611932][ T4953] sp : ffff800020d079c0 [ 103.613059][ T4953] x29: ffff800020d07a60 x28: ffff800020d07a20 x27: 1ffff000041a0f40 [ 103.615205][ T4953] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000eb53fe70 [ 103.617405][ T4953] x23: ffff0000debd8420 x22: 1ffff000041a0f44 x21: dfff800000000000 [ 103.619495][ T4953] x20: 1fffe0001bd7b08f x19: ffff0000debd8478 x18: 0000000000000001 [ 103.621534][ T4953] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 103.623620][ T4953] x14: ffff0000d11a8000 x13: 0000000000000001 x12: 0000000000000001 [ 103.625853][ T4953] x11: 0000000000000000 x10: 0000000000000000 x9 : 12e43ebe07c69200 [ 103.627856][ T4953] x8 : 12e43ebe07c69200 x7 : 0000000000000001 x6 : 0000000000000001 [ 103.630074][ T4953] x5 : ffff800020d07138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 103.632165][ T4953] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 103.634280][ T4953] Call trace: [ 103.635075][ T4953] __btrfs_unlink_inode+0x95c/0xb48 [ 103.636435][ T4953] btrfs_unlink+0x10c/0x254 [ 103.637592][ T4953] vfs_unlink+0x2f0/0x508 [ 103.638682][ T4953] do_unlinkat+0x4cc/0x830 [ 103.639859][ T4953] __arm64_sys_unlinkat+0xcc/0xfc [ 103.641128][ T4953] invoke_syscall+0x98/0x2b8 [ 103.642296][ T4953] el0_svc_common+0x138/0x258 [ 103.643426][ T4953] do_el0_svc+0x58/0x14c [ 103.644505][ T4953] el0_svc+0x7c/0x1f0 [ 103.645537][ T4953] el0t_64_sync_handler+0x84/0xe4 [ 103.646794][ T4953] el0t_64_sync+0x1a0/0x1a4 [ 103.647927][ T4953] irq event stamp: 79676 [ 103.649020][ T4953] hardirqs last enabled at (79675): [] __up_console_sem+0xb4/0x100 [ 103.651449][ T4953] hardirqs last disabled at (79676): [] el1_dbg+0x24/0x80 [ 103.653654][ T4953] softirqs last enabled at (79656): [] handle_softirqs+0xb88/0xdbc [ 103.656172][ T4953] softirqs last disabled at (79543): [] __irq_exit_rcu+0x268/0x4d8 [ 103.658746][ T4953] ---[ end trace 7c207e81ec3cf930 ]--- [ 103.661399][ T4953] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 103.663945][ T4953] BTRFS info (device loop0): forced readonly [ 103.991674][ T4974] loop0: detected capacity change from 0 to 32768 [ 104.028938][ T4974] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (4974) [ 104.069239][ T4974] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 104.071738][ T4974] BTRFS info (device loop0): using free space tree [ 104.073366][ T4974] BTRFS info (device loop0): has skinny extents [ 104.088517][ T4974] BTRFS info (device loop0): enabling ssd optimizations [ 104.095854][ T4974] FAULT_INJECTION: forcing a failure. [ 104.095854][ T4974] name failslab, interval 1, probability 0, space 0, times 0 [ 104.099302][ T4974] CPU: 1 PID: 4974 Comm: syz.0.21 Tainted: G W 5.15.174-syzkaller #0 [ 104.101715][ T4974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.104224][ T4974] Call trace: [ 104.105049][ T4974] dump_backtrace+0x0/0x530 [ 104.106217][ T4974] show_stack+0x2c/0x3c [ 104.107372][ T4974] dump_stack_lvl+0x108/0x170 [ 104.108569][ T4974] dump_stack+0x1c/0x58 [ 104.109680][ T4974] should_fail+0x3b8/0x514 [ 104.110845][ T4974] __should_failslab+0xbc/0x110 [ 104.112112][ T4974] should_failslab+0x10/0x28 [ 104.113316][ T4974] slab_pre_alloc_hook+0x64/0xe8 [ 104.114597][ T4974] kmem_cache_alloc_trace+0x9c/0x47c [ 104.115953][ T4974] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 104.117608][ T4974] __btrfs_unlink_inode+0x350/0xb48 [ 104.119038][ T4974] btrfs_unlink+0x10c/0x254 [ 104.120172][ T4974] vfs_unlink+0x2f0/0x508 [ 104.121287][ T4974] do_unlinkat+0x4cc/0x830 [ 104.122391][ T4974] __arm64_sys_unlinkat+0xcc/0xfc [ 104.123701][ T4974] invoke_syscall+0x98/0x2b8 [ 104.124970][ T4974] el0_svc_common+0x138/0x258 [ 104.126185][ T4974] do_el0_svc+0x58/0x14c [ 104.127283][ T4974] el0_svc+0x7c/0x1f0 [ 104.128307][ T4974] el0t_64_sync_handler+0x84/0xe4 [ 104.129585][ T4974] el0t_64_sync+0x1a0/0x1a4 [ 104.132228][ T4974] ------------[ cut here ]------------ [ 104.133886][ T4974] WARNING: CPU: 1 PID: 4974 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 104.136300][ T4974] Modules linked in: [ 104.137253][ T4974] CPU: 1 PID: 4974 Comm: syz.0.21 Tainted: G W 5.15.174-syzkaller #0 [ 104.139692][ T4974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.142304][ T4974] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 104.144434][ T4974] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 104.145958][ T4974] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 104.147337][ T4974] sp : ffff800020f179c0 [ 104.148455][ T4974] x29: ffff800020f17a60 x28: ffff800020f17a20 x27: 1ffff000041e2f40 [ 104.150588][ T4974] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c9129370 [ 104.152661][ T4974] x23: ffff0000debdc580 x22: 1ffff000041e2f44 x21: dfff800000000000 [ 104.154610][ T4974] x20: 1fffe0001bd7b8bb x19: ffff0000debdc5d8 x18: 0000000000000001 [ 104.156629][ T4974] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 104.158695][ T4974] x14: ffff0000d19dd1c0 x13: 0000000000000001 x12: 0000000000000001 [ 104.160705][ T4974] x11: 0000000000000000 x10: 0000000000000000 x9 : e8ed7d8a7e3a4200 [ 104.162630][ T4974] x8 : e8ed7d8a7e3a4200 x7 : 0000000000000001 x6 : 0000000000000001 [ 104.164651][ T4974] x5 : ffff800020f17138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 104.166683][ T4974] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 104.168692][ T4974] Call trace: [ 104.169517][ T4974] __btrfs_unlink_inode+0x95c/0xb48 [ 104.170782][ T4974] btrfs_unlink+0x10c/0x254 [ 104.171886][ T4974] vfs_unlink+0x2f0/0x508 [ 104.173080][ T4974] do_unlinkat+0x4cc/0x830 [ 104.174179][ T4974] __arm64_sys_unlinkat+0xcc/0xfc [ 104.175480][ T4974] invoke_syscall+0x98/0x2b8 [ 104.176651][ T4974] el0_svc_common+0x138/0x258 [ 104.177797][ T4974] do_el0_svc+0x58/0x14c [ 104.178910][ T4974] el0_svc+0x7c/0x1f0 [ 104.179949][ T4974] el0t_64_sync_handler+0x84/0xe4 [ 104.181261][ T4974] el0t_64_sync+0x1a0/0x1a4 [ 104.182336][ T4974] irq event stamp: 79064 [ 104.183460][ T4974] hardirqs last enabled at (79063): [] __up_console_sem+0xb4/0x100 [ 104.185874][ T4974] hardirqs last disabled at (79064): [] el1_dbg+0x24/0x80 [ 104.188096][ T4974] softirqs last enabled at (79044): [] handle_softirqs+0xb88/0xdbc [ 104.190535][ T4974] softirqs last disabled at (79001): [] __irq_exit_rcu+0x268/0x4d8 [ 104.192927][ T4974] ---[ end trace 7c207e81ec3cf931 ]--- [ 104.194695][ T4974] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 104.197293][ T4974] BTRFS info (device loop0): forced readonly [ 104.522167][ T4995] loop0: detected capacity change from 0 to 32768 [ 104.605950][ T4995] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (4995) [ 104.673133][ T4995] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 104.675735][ T4995] BTRFS info (device loop0): using free space tree [ 104.677445][ T4995] BTRFS info (device loop0): has skinny extents [ 104.693724][ T4995] BTRFS info (device loop0): enabling ssd optimizations [ 104.701639][ T4995] FAULT_INJECTION: forcing a failure. [ 104.701639][ T4995] name failslab, interval 1, probability 0, space 0, times 0 [ 104.704989][ T4995] CPU: 1 PID: 4995 Comm: syz.0.22 Tainted: G W 5.15.174-syzkaller #0 [ 104.707258][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.709944][ T4995] Call trace: [ 104.710804][ T4995] dump_backtrace+0x0/0x530 [ 104.711968][ T4995] show_stack+0x2c/0x3c [ 104.713027][ T4995] dump_stack_lvl+0x108/0x170 [ 104.714290][ T4995] dump_stack+0x1c/0x58 [ 104.715307][ T4995] should_fail+0x3b8/0x514 [ 104.716535][ T4995] __should_failslab+0xbc/0x110 [ 104.717746][ T4995] should_failslab+0x10/0x28 [ 104.718902][ T4995] slab_pre_alloc_hook+0x64/0xe8 [ 104.720151][ T4995] kmem_cache_alloc_trace+0x9c/0x47c [ 104.721531][ T4995] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 104.723094][ T4995] __btrfs_unlink_inode+0x350/0xb48 [ 104.724503][ T4995] btrfs_unlink+0x10c/0x254 [ 104.725562][ T4995] vfs_unlink+0x2f0/0x508 [ 104.726658][ T4995] do_unlinkat+0x4cc/0x830 [ 104.727815][ T4995] __arm64_sys_unlinkat+0xcc/0xfc [ 104.729108][ T4995] invoke_syscall+0x98/0x2b8 [ 104.730291][ T4995] el0_svc_common+0x138/0x258 [ 104.731664][ T4995] do_el0_svc+0x58/0x14c [ 104.732865][ T4995] el0_svc+0x7c/0x1f0 [ 104.733940][ T4995] el0t_64_sync_handler+0x84/0xe4 [ 104.735308][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 104.736994][ T4995] ------------[ cut here ]------------ [ 104.738563][ T4995] WARNING: CPU: 1 PID: 4995 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 104.740940][ T4995] Modules linked in: [ 104.742021][ T4995] CPU: 1 PID: 4995 Comm: syz.0.22 Tainted: G W 5.15.174-syzkaller #0 [ 104.744300][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.746815][ T4995] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 104.748719][ T4995] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 104.750159][ T4995] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 104.751550][ T4995] sp : ffff8000210479c0 [ 104.752542][ T4995] x29: ffff800021047a60 x28: ffff800021047a20 x27: 1ffff00004208f40 [ 104.754620][ T4995] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c8db64d0 [ 104.756677][ T4995] x23: ffff0000debdc6e0 x22: 1ffff00004208f44 x21: dfff800000000000 [ 104.758703][ T4995] x20: 1fffe0001bd7b8e7 x19: ffff0000debdc738 x18: 0000000000000001 [ 104.760685][ T4995] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 104.762745][ T4995] x14: ffff0000d29751c0 x13: 0000000000000001 x12: 0000000000000001 [ 104.764682][ T4995] x11: 0000000000000000 x10: 0000000000000000 x9 : d6104475a30f8f00 [ 104.766659][ T4995] x8 : d6104475a30f8f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 104.768646][ T4995] x5 : ffff800021047138 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 104.770725][ T4995] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 104.772768][ T4995] Call trace: [ 104.773604][ T4995] __btrfs_unlink_inode+0x95c/0xb48 [ 104.774946][ T4995] btrfs_unlink+0x10c/0x254 [ 104.776000][ T4995] vfs_unlink+0x2f0/0x508 [ 104.777018][ T4995] do_unlinkat+0x4cc/0x830 [ 104.778186][ T4995] __arm64_sys_unlinkat+0xcc/0xfc [ 104.779509][ T4995] invoke_syscall+0x98/0x2b8 [ 104.780643][ T4995] el0_svc_common+0x138/0x258 [ 104.781823][ T4995] do_el0_svc+0x58/0x14c [ 104.782951][ T4995] el0_svc+0x7c/0x1f0 [ 104.783970][ T4995] el0t_64_sync_handler+0x84/0xe4 [ 104.785212][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 104.786346][ T4995] irq event stamp: 79344 [ 104.787431][ T4995] hardirqs last enabled at (79343): [] __up_console_sem+0xb4/0x100 [ 104.789904][ T4995] hardirqs last disabled at (79344): [] el1_dbg+0x24/0x80 [ 104.792228][ T4995] softirqs last enabled at (79328): [] handle_softirqs+0xb88/0xdbc [ 104.794659][ T4995] softirqs last disabled at (79213): [] __irq_exit_rcu+0x268/0x4d8 [ 104.797100][ T4995] ---[ end trace 7c207e81ec3cf932 ]--- [ 104.798737][ T4995] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 104.801154][ T4995] BTRFS info (device loop0): forced readonly [ 105.144111][ T5016] loop0: detected capacity change from 0 to 32768 [ 105.196302][ T5016] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5016) [ 105.239395][ T5016] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 105.241764][ T5016] BTRFS info (device loop0): using free space tree [ 105.243460][ T5016] BTRFS info (device loop0): has skinny extents [ 105.258353][ T5016] BTRFS info (device loop0): enabling ssd optimizations [ 105.265525][ T5016] FAULT_INJECTION: forcing a failure. [ 105.265525][ T5016] name failslab, interval 1, probability 0, space 0, times 0 [ 105.268650][ T5016] CPU: 0 PID: 5016 Comm: syz.0.23 Tainted: G W 5.15.174-syzkaller #0 [ 105.271114][ T5016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.273700][ T5016] Call trace: [ 105.274545][ T5016] dump_backtrace+0x0/0x530 [ 105.275695][ T5016] show_stack+0x2c/0x3c [ 105.276746][ T5016] dump_stack_lvl+0x108/0x170 [ 105.277969][ T5016] dump_stack+0x1c/0x58 [ 105.279024][ T5016] should_fail+0x3b8/0x514 [ 105.280192][ T5016] __should_failslab+0xbc/0x110 [ 105.281413][ T5016] should_failslab+0x10/0x28 [ 105.282583][ T5016] slab_pre_alloc_hook+0x64/0xe8 [ 105.283859][ T5016] kmem_cache_alloc_trace+0x9c/0x47c [ 105.285268][ T5016] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 105.286935][ T5016] __btrfs_unlink_inode+0x350/0xb48 [ 105.288272][ T5016] btrfs_unlink+0x10c/0x254 [ 105.289422][ T5016] vfs_unlink+0x2f0/0x508 [ 105.290486][ T5016] do_unlinkat+0x4cc/0x830 [ 105.291638][ T5016] __arm64_sys_unlinkat+0xcc/0xfc [ 105.292983][ T5016] invoke_syscall+0x98/0x2b8 [ 105.294176][ T5016] el0_svc_common+0x138/0x258 [ 105.295400][ T5016] do_el0_svc+0x58/0x14c [ 105.296462][ T5016] el0_svc+0x7c/0x1f0 [ 105.297598][ T5016] el0t_64_sync_handler+0x84/0xe4 [ 105.298815][ T5016] el0t_64_sync+0x1a0/0x1a4 [ 105.304860][ T5016] ------------[ cut here ]------------ [ 105.306525][ T5016] WARNING: CPU: 0 PID: 5016 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 105.308962][ T5016] Modules linked in: [ 105.309971][ T5016] CPU: 0 PID: 5016 Comm: syz.0.23 Tainted: G W 5.15.174-syzkaller #0 [ 105.312266][ T5016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.314972][ T5016] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 105.316985][ T5016] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 105.318329][ T5016] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 105.319630][ T5016] sp : ffff800020de79c0 [ 105.320654][ T5016] x29: ffff800020de7a60 x28: ffff800020de7a20 x27: 1ffff000041bcf40 [ 105.322647][ T5016] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d15fcf20 [ 105.324714][ T5016] x23: ffff0000debd8580 x22: 1ffff000041bcf44 x21: dfff800000000000 [ 105.326723][ T5016] x20: 1fffe0001bd7b0bb x19: ffff0000debd85d8 x18: 0000000000000001 [ 105.328680][ T5016] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 105.330741][ T5016] x14: ffff0000d7123680 x13: 0000000000000001 x12: 0000000000000001 [ 105.332794][ T5016] x11: 0000000000000000 x10: 0000000000000000 x9 : 8cd4a0a997232d00 [ 105.334878][ T5016] x8 : 8cd4a0a997232d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 105.336867][ T5016] x5 : ffff800020de7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 105.338974][ T5016] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 105.340886][ T5016] Call trace: [ 105.341725][ T5016] __btrfs_unlink_inode+0x95c/0xb48 [ 105.343083][ T5016] btrfs_unlink+0x10c/0x254 [ 105.344272][ T5016] vfs_unlink+0x2f0/0x508 [ 105.345552][ T5016] do_unlinkat+0x4cc/0x830 [ 105.346603][ T5016] __arm64_sys_unlinkat+0xcc/0xfc [ 105.347851][ T5016] invoke_syscall+0x98/0x2b8 [ 105.348991][ T5016] el0_svc_common+0x138/0x258 [ 105.350183][ T5016] do_el0_svc+0x58/0x14c [ 105.351237][ T5016] el0_svc+0x7c/0x1f0 [ 105.352196][ T5016] el0t_64_sync_handler+0x84/0xe4 [ 105.353425][ T5016] el0t_64_sync+0x1a0/0x1a4 [ 105.354526][ T5016] irq event stamp: 79012 [ 105.355612][ T5016] hardirqs last enabled at (79011): [] __up_console_sem+0xb4/0x100 [ 105.357949][ T5016] hardirqs last disabled at (79012): [] el1_dbg+0x24/0x80 [ 105.359988][ T5016] softirqs last enabled at (78992): [] handle_softirqs+0xb88/0xdbc [ 105.362394][ T5016] softirqs last disabled at (78949): [] __irq_exit_rcu+0x268/0x4d8 [ 105.364811][ T5016] ---[ end trace 7c207e81ec3cf933 ]--- [ 105.369007][ T5016] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 105.371525][ T5016] BTRFS info (device loop0): forced readonly 1970/01/01 00:01:45 executed programs: 11 [ 105.697499][ T5037] loop0: detected capacity change from 0 to 32768 [ 105.752398][ T5037] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5037) [ 105.757943][ T5037] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 105.760134][ T5037] BTRFS info (device loop0): using free space tree [ 105.761869][ T5037] BTRFS info (device loop0): has skinny extents [ 105.787020][ T5037] BTRFS info (device loop0): enabling ssd optimizations [ 105.793664][ T5037] FAULT_INJECTION: forcing a failure. [ 105.793664][ T5037] name failslab, interval 1, probability 0, space 0, times 0 [ 105.796867][ T5037] CPU: 0 PID: 5037 Comm: syz.0.24 Tainted: G W 5.15.174-syzkaller #0 [ 105.799143][ T5037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.801677][ T5037] Call trace: [ 105.802477][ T5037] dump_backtrace+0x0/0x530 [ 105.803607][ T5037] show_stack+0x2c/0x3c [ 105.804598][ T5037] dump_stack_lvl+0x108/0x170 [ 105.805882][ T5037] dump_stack+0x1c/0x58 [ 105.806908][ T5037] should_fail+0x3b8/0x514 [ 105.808014][ T5037] __should_failslab+0xbc/0x110 [ 105.809284][ T5037] should_failslab+0x10/0x28 [ 105.810406][ T5037] slab_pre_alloc_hook+0x64/0xe8 [ 105.811617][ T5037] kmem_cache_alloc_trace+0x9c/0x47c [ 105.812980][ T5037] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 105.814521][ T5037] __btrfs_unlink_inode+0x350/0xb48 [ 105.815827][ T5037] btrfs_unlink+0x10c/0x254 [ 105.816956][ T5037] vfs_unlink+0x2f0/0x508 [ 105.817989][ T5037] do_unlinkat+0x4cc/0x830 [ 105.819057][ T5037] __arm64_sys_unlinkat+0xcc/0xfc [ 105.820320][ T5037] invoke_syscall+0x98/0x2b8 [ 105.821430][ T5037] el0_svc_common+0x138/0x258 [ 105.822535][ T5037] do_el0_svc+0x58/0x14c [ 105.823467][ T5037] el0_svc+0x7c/0x1f0 [ 105.824420][ T5037] el0t_64_sync_handler+0x84/0xe4 [ 105.825716][ T5037] el0t_64_sync+0x1a0/0x1a4 [ 105.829589][ T5037] ------------[ cut here ]------------ [ 105.831120][ T5037] WARNING: CPU: 0 PID: 5037 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 105.833427][ T5037] Modules linked in: [ 105.834405][ T5037] CPU: 0 PID: 5037 Comm: syz.0.24 Tainted: G W 5.15.174-syzkaller #0 [ 105.836679][ T5037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.839264][ T5037] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 105.841216][ T5037] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 105.842621][ T5037] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 105.844002][ T5037] sp : ffff8000212779c0 [ 105.845024][ T5037] x29: ffff800021277a60 x28: ffff800021277a20 x27: 1ffff0000424ef40 [ 105.846960][ T5037] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d18b1d10 [ 105.848944][ T5037] x23: ffff0000debd86e0 x22: 1ffff0000424ef44 x21: dfff800000000000 [ 105.850939][ T5037] x20: 1fffe0001bd7b0e7 x19: ffff0000debd8738 x18: 0000000000000001 [ 105.852984][ T5037] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 105.855016][ T5037] x14: ffff0000c8521b40 x13: 0000000000000001 x12: 0000000000000001 [ 105.857070][ T5037] x11: 0000000000000000 x10: 0000000000000000 x9 : b20a6179b9328d00 [ 105.859088][ T5037] x8 : b20a6179b9328d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 105.861057][ T5037] x5 : ffff800021277138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 105.863060][ T5037] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 105.865155][ T5037] Call trace: [ 105.865999][ T5037] __btrfs_unlink_inode+0x95c/0xb48 [ 105.867321][ T5037] btrfs_unlink+0x10c/0x254 [ 105.868459][ T5037] vfs_unlink+0x2f0/0x508 [ 105.869565][ T5037] do_unlinkat+0x4cc/0x830 [ 105.870737][ T5037] __arm64_sys_unlinkat+0xcc/0xfc [ 105.871965][ T5037] invoke_syscall+0x98/0x2b8 [ 105.873127][ T5037] el0_svc_common+0x138/0x258 [ 105.874293][ T5037] do_el0_svc+0x58/0x14c [ 105.875406][ T5037] el0_svc+0x7c/0x1f0 [ 105.876408][ T5037] el0t_64_sync_handler+0x84/0xe4 [ 105.877717][ T5037] el0t_64_sync+0x1a0/0x1a4 [ 105.878835][ T5037] irq event stamp: 79298 [ 105.879975][ T5037] hardirqs last enabled at (79297): [] __up_console_sem+0xb4/0x100 [ 105.882374][ T5037] hardirqs last disabled at (79298): [] el1_dbg+0x24/0x80 [ 105.884695][ T5037] softirqs last enabled at (79278): [] handle_softirqs+0xb88/0xdbc [ 105.887131][ T5037] softirqs last disabled at (79217): [] __irq_exit_rcu+0x268/0x4d8 [ 105.889776][ T5037] ---[ end trace 7c207e81ec3cf934 ]--- [ 105.893331][ T5037] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 105.895852][ T5037] BTRFS info (device loop0): forced readonly [ 106.209256][ T5058] loop0: detected capacity change from 0 to 32768 [ 106.306883][ T5058] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5058) [ 106.349442][ T5058] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 106.351764][ T5058] BTRFS info (device loop0): using free space tree [ 106.353483][ T5058] BTRFS info (device loop0): has skinny extents [ 106.377143][ T5058] BTRFS info (device loop0): enabling ssd optimizations [ 106.383386][ T5058] FAULT_INJECTION: forcing a failure. [ 106.383386][ T5058] name failslab, interval 1, probability 0, space 0, times 0 [ 106.386871][ T5058] CPU: 1 PID: 5058 Comm: syz.0.25 Tainted: G W 5.15.174-syzkaller #0 [ 106.389297][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 106.391957][ T5058] Call trace: [ 106.392800][ T5058] dump_backtrace+0x0/0x530 [ 106.394052][ T5058] show_stack+0x2c/0x3c [ 106.395192][ T5058] dump_stack_lvl+0x108/0x170 [ 106.396363][ T5058] dump_stack+0x1c/0x58 [ 106.397484][ T5058] should_fail+0x3b8/0x514 [ 106.398581][ T5058] __should_failslab+0xbc/0x110 [ 106.399856][ T5058] should_failslab+0x10/0x28 [ 106.401090][ T5058] slab_pre_alloc_hook+0x64/0xe8 [ 106.402394][ T5058] kmem_cache_alloc_trace+0x9c/0x47c [ 106.403818][ T5058] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 106.405398][ T5058] __btrfs_unlink_inode+0x350/0xb48 [ 106.406738][ T5058] btrfs_unlink+0x10c/0x254 [ 106.407953][ T5058] vfs_unlink+0x2f0/0x508 [ 106.409034][ T5058] do_unlinkat+0x4cc/0x830 [ 106.410219][ T5058] __arm64_sys_unlinkat+0xcc/0xfc [ 106.411566][ T5058] invoke_syscall+0x98/0x2b8 [ 106.412689][ T5058] el0_svc_common+0x138/0x258 [ 106.413932][ T5058] do_el0_svc+0x58/0x14c [ 106.414984][ T5058] el0_svc+0x7c/0x1f0 [ 106.416093][ T5058] el0t_64_sync_handler+0x84/0xe4 [ 106.417390][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 106.420013][ T5058] ------------[ cut here ]------------ [ 106.421597][ T5058] WARNING: CPU: 1 PID: 5058 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 106.423996][ T5058] Modules linked in: [ 106.424965][ T5058] CPU: 1 PID: 5058 Comm: syz.0.25 Tainted: G W 5.15.174-syzkaller #0 [ 106.427373][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 106.430062][ T5058] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 106.432115][ T5058] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 106.433519][ T5058] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 106.434935][ T5058] sp : ffff8000212779c0 [ 106.436011][ T5058] x29: ffff800021277a60 x28: ffff800021277a20 x27: 1ffff0000424ef40 [ 106.438091][ T5058] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d35e6a50 [ 106.440195][ T5058] x23: ffff0000debdc840 x22: 1ffff0000424ef44 x21: dfff800000000000 [ 106.442183][ T5058] x20: 1fffe0001bd7b913 x19: ffff0000debdc898 x18: 0000000000000001 [ 106.444248][ T5058] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 106.446370][ T5058] x14: ffff0000d9163680 x13: 0000000000000001 x12: 0000000000000001 [ 106.448442][ T5058] x11: 0000000000000000 x10: 0000000000000000 x9 : 0549454de273ae00 [ 106.450426][ T5058] x8 : 0549454de273ae00 x7 : 0000000000000001 x6 : 0000000000000001 [ 106.452548][ T5058] x5 : ffff800021277138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 106.454619][ T5058] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 106.456667][ T5058] Call trace: [ 106.457457][ T5058] __btrfs_unlink_inode+0x95c/0xb48 [ 106.458737][ T5058] btrfs_unlink+0x10c/0x254 [ 106.459878][ T5058] vfs_unlink+0x2f0/0x508 [ 106.461318][ T5058] do_unlinkat+0x4cc/0x830 [ 106.462466][ T5058] __arm64_sys_unlinkat+0xcc/0xfc [ 106.463718][ T5058] invoke_syscall+0x98/0x2b8 [ 106.464872][ T5058] el0_svc_common+0x138/0x258 [ 106.466033][ T5058] do_el0_svc+0x58/0x14c [ 106.467090][ T5058] el0_svc+0x7c/0x1f0 [ 106.468129][ T5058] el0t_64_sync_handler+0x84/0xe4 [ 106.469384][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 106.470565][ T5058] irq event stamp: 78822 [ 106.471596][ T5058] hardirqs last enabled at (78821): [] __up_console_sem+0xb4/0x100 [ 106.474123][ T5058] hardirqs last disabled at (78822): [] el1_dbg+0x24/0x80 [ 106.476262][ T5058] softirqs last enabled at (78802): [] handle_softirqs+0xb88/0xdbc [ 106.478730][ T5058] softirqs last disabled at (78781): [] __irq_exit_rcu+0x268/0x4d8 [ 106.481217][ T5058] ---[ end trace 7c207e81ec3cf935 ]--- [ 106.484183][ T5058] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 106.486653][ T5058] BTRFS info (device loop0): forced readonly [ 106.802906][ T5079] loop0: detected capacity change from 0 to 32768 [ 106.896974][ T5079] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5079) [ 106.957077][ T5079] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 106.960173][ T5079] BTRFS info (device loop0): using free space tree [ 106.961984][ T5079] BTRFS info (device loop0): has skinny extents [ 106.978551][ T5079] BTRFS info (device loop0): enabling ssd optimizations [ 106.985493][ T5079] FAULT_INJECTION: forcing a failure. [ 106.985493][ T5079] name failslab, interval 1, probability 0, space 0, times 0 [ 106.988812][ T5079] CPU: 1 PID: 5079 Comm: syz.0.26 Tainted: G W 5.15.174-syzkaller #0 [ 106.991277][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 106.993752][ T5079] Call trace: [ 106.994588][ T5079] dump_backtrace+0x0/0x530 [ 106.995728][ T5079] show_stack+0x2c/0x3c [ 106.996764][ T5079] dump_stack_lvl+0x108/0x170 [ 106.997995][ T5079] dump_stack+0x1c/0x58 [ 106.999128][ T5079] should_fail+0x3b8/0x514 [ 107.000312][ T5079] __should_failslab+0xbc/0x110 [ 107.001612][ T5079] should_failslab+0x10/0x28 [ 107.002790][ T5079] slab_pre_alloc_hook+0x64/0xe8 [ 107.004124][ T5079] kmem_cache_alloc_trace+0x9c/0x47c [ 107.005345][ T5079] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 107.006786][ T5079] __btrfs_unlink_inode+0x350/0xb48 [ 107.008107][ T5079] btrfs_unlink+0x10c/0x254 [ 107.009301][ T5079] vfs_unlink+0x2f0/0x508 [ 107.010409][ T5079] do_unlinkat+0x4cc/0x830 [ 107.011560][ T5079] __arm64_sys_unlinkat+0xcc/0xfc [ 107.012819][ T5079] invoke_syscall+0x98/0x2b8 [ 107.014065][ T5079] el0_svc_common+0x138/0x258 [ 107.015220][ T5079] do_el0_svc+0x58/0x14c [ 107.016295][ T5079] el0_svc+0x7c/0x1f0 [ 107.017353][ T5079] el0t_64_sync_handler+0x84/0xe4 [ 107.018611][ T5079] el0t_64_sync+0x1a0/0x1a4 [ 107.020260][ T5079] ------------[ cut here ]------------ [ 107.021835][ T5079] WARNING: CPU: 1 PID: 5079 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 107.024189][ T5079] Modules linked in: [ 107.025211][ T5079] CPU: 1 PID: 5079 Comm: syz.0.26 Tainted: G W 5.15.174-syzkaller #0 [ 107.027626][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 107.030289][ T5079] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.032272][ T5079] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 107.033666][ T5079] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 107.035096][ T5079] sp : ffff8000214b79c0 [ 107.036226][ T5079] x29: ffff8000214b7a60 x28: ffff8000214b7a20 x27: 1ffff00004296f40 [ 107.038328][ T5079] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000da8bbb00 [ 107.040408][ T5079] x23: ffff0000debdc9a0 x22: 1ffff00004296f44 x21: dfff800000000000 [ 107.042604][ T5079] x20: 1fffe0001bd7b93f x19: ffff0000debdc9f8 x18: 0000000000000001 [ 107.044608][ T5079] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 107.046717][ T5079] x14: ffff0000d7f4b680 x13: 0000000000000001 x12: 0000000000000001 [ 107.048775][ T5079] x11: 0000000000000000 x10: 0000000000000000 x9 : 517a036b8dc14100 [ 107.050899][ T5079] x8 : 517a036b8dc14100 x7 : 0000000000000001 x6 : 0000000000000001 [ 107.052901][ T5079] x5 : ffff8000214b7138 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 107.055011][ T5079] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 107.057063][ T5079] Call trace: [ 107.057865][ T5079] __btrfs_unlink_inode+0x95c/0xb48 [ 107.059177][ T5079] btrfs_unlink+0x10c/0x254 [ 107.060223][ T5079] vfs_unlink+0x2f0/0x508 [ 107.061316][ T5079] do_unlinkat+0x4cc/0x830 [ 107.062439][ T5079] __arm64_sys_unlinkat+0xcc/0xfc [ 107.063664][ T5079] invoke_syscall+0x98/0x2b8 [ 107.064883][ T5079] el0_svc_common+0x138/0x258 [ 107.066099][ T5079] do_el0_svc+0x58/0x14c [ 107.067190][ T5079] el0_svc+0x7c/0x1f0 [ 107.068267][ T5079] el0t_64_sync_handler+0x84/0xe4 [ 107.069674][ T5079] el0t_64_sync+0x1a0/0x1a4 [ 107.070927][ T5079] irq event stamp: 79258 [ 107.072006][ T5079] hardirqs last enabled at (79257): [] __up_console_sem+0xb4/0x100 [ 107.074475][ T5079] hardirqs last disabled at (79258): [] el1_dbg+0x24/0x80 [ 107.076731][ T5079] softirqs last enabled at (79238): [] handle_softirqs+0xb88/0xdbc [ 107.079245][ T5079] softirqs last disabled at (79185): [] __irq_exit_rcu+0x268/0x4d8 [ 107.081799][ T5079] ---[ end trace 7c207e81ec3cf936 ]--- [ 107.083663][ T5079] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 107.086224][ T5079] BTRFS info (device loop0): forced readonly [ 107.408336][ T5100] loop0: detected capacity change from 0 to 32768 [ 107.507053][ T5100] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5100) [ 107.561206][ T5100] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 107.563681][ T5100] BTRFS info (device loop0): using free space tree [ 107.566181][ T5100] BTRFS info (device loop0): has skinny extents [ 107.579535][ T5100] BTRFS info (device loop0): enabling ssd optimizations [ 107.586726][ T5100] FAULT_INJECTION: forcing a failure. [ 107.586726][ T5100] name failslab, interval 1, probability 0, space 0, times 0 [ 107.589880][ T5100] CPU: 1 PID: 5100 Comm: syz.0.27 Tainted: G W 5.15.174-syzkaller #0 [ 107.592325][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 107.594862][ T5100] Call trace: [ 107.595693][ T5100] dump_backtrace+0x0/0x530 [ 107.596901][ T5100] show_stack+0x2c/0x3c [ 107.598016][ T5100] dump_stack_lvl+0x108/0x170 [ 107.599237][ T5100] dump_stack+0x1c/0x58 [ 107.600318][ T5100] should_fail+0x3b8/0x514 [ 107.601488][ T5100] __should_failslab+0xbc/0x110 [ 107.602789][ T5100] should_failslab+0x10/0x28 [ 107.603958][ T5100] slab_pre_alloc_hook+0x64/0xe8 [ 107.605238][ T5100] kmem_cache_alloc_trace+0x9c/0x47c [ 107.606628][ T5100] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 107.608212][ T5100] __btrfs_unlink_inode+0x350/0xb48 [ 107.609678][ T5100] btrfs_unlink+0x10c/0x254 [ 107.610790][ T5100] vfs_unlink+0x2f0/0x508 [ 107.611898][ T5100] do_unlinkat+0x4cc/0x830 [ 107.612987][ T5100] __arm64_sys_unlinkat+0xcc/0xfc [ 107.614315][ T5100] invoke_syscall+0x98/0x2b8 [ 107.615567][ T5100] el0_svc_common+0x138/0x258 [ 107.616859][ T5100] do_el0_svc+0x58/0x14c [ 107.618000][ T5100] el0_svc+0x7c/0x1f0 [ 107.619112][ T5100] el0t_64_sync_handler+0x84/0xe4 [ 107.620524][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 107.624787][ T5100] ------------[ cut here ]------------ [ 107.626326][ T5100] WARNING: CPU: 0 PID: 5100 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 107.628799][ T5100] Modules linked in: [ 107.629805][ T5100] CPU: 0 PID: 5100 Comm: syz.0.27 Tainted: G W 5.15.174-syzkaller #0 [ 107.632146][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 107.634704][ T5100] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.636658][ T5100] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 107.638056][ T5100] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 107.639524][ T5100] sp : ffff8000215d79c0 [ 107.640607][ T5100] x29: ffff8000215d7a60 x28: ffff8000215d7a20 x27: 1ffff000042baf40 [ 107.642592][ T5100] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d1ebec60 [ 107.644697][ T5100] x23: ffff0000debdcb00 x22: 1ffff000042baf44 x21: dfff800000000000 [ 107.646852][ T5100] x20: 1fffe0001bd7b96b x19: ffff0000debdcb58 x18: 0000000000000001 [ 107.648862][ T5100] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 107.650939][ T5100] x14: ffff0000c18d9b40 x13: 0000000000000001 x12: 0000000000000001 [ 107.652958][ T5100] x11: 0000000000000000 x10: 0000000000000000 x9 : adc6fab364fbad00 [ 107.655013][ T5100] x8 : adc6fab364fbad00 x7 : 0000000000000001 x6 : 0000000000000001 [ 107.657119][ T5100] x5 : ffff8000215d7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 107.659240][ T5100] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 107.661283][ T5100] Call trace: [ 107.662161][ T5100] __btrfs_unlink_inode+0x95c/0xb48 [ 107.663553][ T5100] btrfs_unlink+0x10c/0x254 [ 107.664714][ T5100] vfs_unlink+0x2f0/0x508 [ 107.665870][ T5100] do_unlinkat+0x4cc/0x830 [ 107.666961][ T5100] __arm64_sys_unlinkat+0xcc/0xfc [ 107.668167][ T5100] invoke_syscall+0x98/0x2b8 [ 107.669305][ T5100] el0_svc_common+0x138/0x258 [ 107.670520][ T5100] do_el0_svc+0x58/0x14c [ 107.671570][ T5100] el0_svc+0x7c/0x1f0 [ 107.672574][ T5100] el0t_64_sync_handler+0x84/0xe4 [ 107.673866][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 107.675018][ T5100] irq event stamp: 79282 [ 107.676113][ T5100] hardirqs last enabled at (79281): [] __up_console_sem+0xb4/0x100 [ 107.678467][ T5100] hardirqs last disabled at (79282): [] el1_dbg+0x24/0x80 [ 107.680567][ T5100] softirqs last enabled at (79262): [] handle_softirqs+0xb88/0xdbc [ 107.683024][ T5100] softirqs last disabled at (79245): [] __irq_exit_rcu+0x268/0x4d8 [ 107.685443][ T5100] ---[ end trace 7c207e81ec3cf937 ]--- [ 107.687651][ T5100] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 107.690062][ T5100] BTRFS info (device loop0): forced readonly [ 108.008960][ T5121] loop0: detected capacity change from 0 to 32768 [ 108.095612][ T5121] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5121) [ 108.146160][ T5121] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 108.148389][ T5121] BTRFS info (device loop0): using free space tree [ 108.150130][ T5121] BTRFS info (device loop0): has skinny extents [ 108.164429][ T5121] BTRFS info (device loop0): enabling ssd optimizations [ 108.171225][ T5121] FAULT_INJECTION: forcing a failure. [ 108.171225][ T5121] name failslab, interval 1, probability 0, space 0, times 0 [ 108.174196][ T5121] CPU: 1 PID: 5121 Comm: syz.0.28 Tainted: G W 5.15.174-syzkaller #0 [ 108.176388][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 108.178745][ T5121] Call trace: [ 108.179525][ T5121] dump_backtrace+0x0/0x530 [ 108.180680][ T5121] show_stack+0x2c/0x3c [ 108.181597][ T5121] dump_stack_lvl+0x108/0x170 [ 108.182732][ T5121] dump_stack+0x1c/0x58 [ 108.183754][ T5121] should_fail+0x3b8/0x514 [ 108.184936][ T5121] __should_failslab+0xbc/0x110 [ 108.186109][ T5121] should_failslab+0x10/0x28 [ 108.187191][ T5121] slab_pre_alloc_hook+0x64/0xe8 [ 108.188400][ T5121] kmem_cache_alloc_trace+0x9c/0x47c [ 108.189568][ T5121] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 108.191084][ T5121] __btrfs_unlink_inode+0x350/0xb48 [ 108.192281][ T5121] btrfs_unlink+0x10c/0x254 [ 108.193304][ T5121] vfs_unlink+0x2f0/0x508 [ 108.194268][ T5121] do_unlinkat+0x4cc/0x830 [ 108.195346][ T5121] __arm64_sys_unlinkat+0xcc/0xfc [ 108.196574][ T5121] invoke_syscall+0x98/0x2b8 [ 108.197678][ T5121] el0_svc_common+0x138/0x258 [ 108.198841][ T5121] do_el0_svc+0x58/0x14c [ 108.199840][ T5121] el0_svc+0x7c/0x1f0 [ 108.200839][ T5121] el0t_64_sync_handler+0x84/0xe4 [ 108.202044][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 108.205994][ T5121] ------------[ cut here ]------------ [ 108.207621][ T5121] WARNING: CPU: 0 PID: 5121 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 108.209899][ T5121] Modules linked in: [ 108.210793][ T5121] CPU: 0 PID: 5121 Comm: syz.0.28 Tainted: G W 5.15.174-syzkaller #0 [ 108.213051][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 108.215613][ T5121] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 108.217734][ T5121] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 108.219160][ T5121] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 108.220504][ T5121] sp : ffff8000213879c0 [ 108.221503][ T5121] x29: ffff800021387a60 x28: ffff800021387a20 x27: 1ffff00004270f40 [ 108.223587][ T5121] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c8890dc0 [ 108.225749][ T5121] x23: ffff0000debdcc60 x22: 1ffff00004270f44 x21: dfff800000000000 [ 108.227810][ T5121] x20: 1fffe0001bd7b997 x19: ffff0000debdccb8 x18: 0000000000000001 [ 108.229880][ T5121] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 108.231968][ T5121] x14: ffff0000d6c3b680 x13: 0000000000000001 x12: 0000000000000001 [ 108.234118][ T5121] x11: 0000000000000000 x10: 0000000000000000 x9 : 87d173679579bd00 [ 108.236055][ T5121] x8 : 87d173679579bd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 108.238130][ T5121] x5 : ffff800021387138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 108.240218][ T5121] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 108.242306][ T5121] Call trace: [ 108.243121][ T5121] __btrfs_unlink_inode+0x95c/0xb48 [ 108.244470][ T5121] btrfs_unlink+0x10c/0x254 [ 108.245653][ T5121] vfs_unlink+0x2f0/0x508 [ 108.246730][ T5121] do_unlinkat+0x4cc/0x830 [ 108.247810][ T5121] __arm64_sys_unlinkat+0xcc/0xfc [ 108.249144][ T5121] invoke_syscall+0x98/0x2b8 [ 108.250269][ T5121] el0_svc_common+0x138/0x258 [ 108.251464][ T5121] do_el0_svc+0x58/0x14c [ 108.252576][ T5121] el0_svc+0x7c/0x1f0 [ 108.253598][ T5121] el0t_64_sync_handler+0x84/0xe4 [ 108.254902][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 108.256121][ T5121] irq event stamp: 78846 [ 108.257311][ T5121] hardirqs last enabled at (78845): [] __up_console_sem+0xb4/0x100 [ 108.259684][ T5121] hardirqs last disabled at (78846): [] el1_dbg+0x24/0x80 [ 108.261901][ T5121] softirqs last enabled at (78826): [] handle_softirqs+0xb88/0xdbc [ 108.264237][ T5121] softirqs last disabled at (78785): [] __irq_exit_rcu+0x268/0x4d8 [ 108.266674][ T5121] ---[ end trace 7c207e81ec3cf938 ]--- [ 108.270558][ T5121] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 108.272870][ T5121] BTRFS info (device loop0): forced readonly [ 108.602263][ T5142] loop0: detected capacity change from 0 to 32768 [ 108.639358][ T5142] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5142) [ 108.677179][ T5142] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 108.679581][ T5142] BTRFS info (device loop0): using free space tree [ 108.681306][ T5142] BTRFS info (device loop0): has skinny extents [ 108.696753][ T5142] BTRFS info (device loop0): enabling ssd optimizations [ 108.704055][ T5142] FAULT_INJECTION: forcing a failure. [ 108.704055][ T5142] name failslab, interval 1, probability 0, space 0, times 0 [ 108.708989][ T5142] CPU: 0 PID: 5142 Comm: syz.0.29 Tainted: G W 5.15.174-syzkaller #0 [ 108.711342][ T5142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 108.713817][ T5142] Call trace: [ 108.714656][ T5142] dump_backtrace+0x0/0x530 [ 108.715831][ T5142] show_stack+0x2c/0x3c [ 108.716871][ T5142] dump_stack_lvl+0x108/0x170 [ 108.718063][ T5142] dump_stack+0x1c/0x58 [ 108.719254][ T5142] should_fail+0x3b8/0x514 [ 108.720424][ T5142] __should_failslab+0xbc/0x110 [ 108.721680][ T5142] should_failslab+0x10/0x28 [ 108.722880][ T5142] slab_pre_alloc_hook+0x64/0xe8 [ 108.724108][ T5142] kmem_cache_alloc+0x98/0x45c [ 108.725380][ T5142] btrfs_alloc_path+0x5c/0x68 [ 108.726534][ T5142] __btrfs_unlink_inode+0x268/0xb48 [ 108.727890][ T5142] btrfs_unlink+0x10c/0x254 [ 108.729068][ T5142] vfs_unlink+0x2f0/0x508 [ 108.730245][ T5142] do_unlinkat+0x4cc/0x830 [ 108.731408][ T5142] __arm64_sys_unlinkat+0xcc/0xfc [ 108.732706][ T5142] invoke_syscall+0x98/0x2b8 [ 108.733927][ T5142] el0_svc_common+0x138/0x258 [ 108.735156][ T5142] do_el0_svc+0x58/0x14c [ 108.736156][ T5142] el0_svc+0x7c/0x1f0 [ 108.737210][ T5142] el0t_64_sync_handler+0x84/0xe4 [ 108.738484][ T5142] el0t_64_sync+0x1a0/0x1a4 [ 109.079341][ T5163] loop0: detected capacity change from 0 to 32768 [ 109.131489][ T5163] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5163) [ 109.153312][ T5163] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 109.155763][ T5163] BTRFS info (device loop0): using free space tree [ 109.157375][ T5163] BTRFS info (device loop0): has skinny extents [ 109.171084][ T5163] BTRFS info (device loop0): enabling ssd optimizations [ 109.178685][ T5163] FAULT_INJECTION: forcing a failure. [ 109.178685][ T5163] name failslab, interval 1, probability 0, space 0, times 0 [ 109.181878][ T5163] CPU: 1 PID: 5163 Comm: syz.0.30 Tainted: G W 5.15.174-syzkaller #0 [ 109.184192][ T5163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 109.186845][ T5163] Call trace: [ 109.187735][ T5163] dump_backtrace+0x0/0x530 [ 109.188876][ T5163] show_stack+0x2c/0x3c [ 109.189991][ T5163] dump_stack_lvl+0x108/0x170 [ 109.191159][ T5163] dump_stack+0x1c/0x58 [ 109.192223][ T5163] should_fail+0x3b8/0x514 [ 109.193358][ T5163] __should_failslab+0xbc/0x110 [ 109.194751][ T5163] should_failslab+0x10/0x28 [ 109.195886][ T5163] slab_pre_alloc_hook+0x64/0xe8 [ 109.197225][ T5163] kmem_cache_alloc_trace+0x9c/0x47c [ 109.198676][ T5163] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 109.200265][ T5163] __btrfs_unlink_inode+0x350/0xb48 [ 109.201691][ T5163] btrfs_unlink+0x10c/0x254 [ 109.202909][ T5163] vfs_unlink+0x2f0/0x508 [ 109.204021][ T5163] do_unlinkat+0x4cc/0x830 [ 109.205166][ T5163] __arm64_sys_unlinkat+0xcc/0xfc [ 109.206454][ T5163] invoke_syscall+0x98/0x2b8 [ 109.207600][ T5163] el0_svc_common+0x138/0x258 [ 109.208829][ T5163] do_el0_svc+0x58/0x14c [ 109.209913][ T5163] el0_svc+0x7c/0x1f0 [ 109.210934][ T5163] el0t_64_sync_handler+0x84/0xe4 [ 109.212274][ T5163] el0t_64_sync+0x1a0/0x1a4 [ 109.217706][ T5163] ------------[ cut here ]------------ [ 109.219269][ T5163] WARNING: CPU: 1 PID: 5163 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 109.221623][ T5163] Modules linked in: [ 109.222601][ T5163] CPU: 1 PID: 5163 Comm: syz.0.30 Tainted: G W 5.15.174-syzkaller #0 [ 109.225033][ T5163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 109.227688][ T5163] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.229696][ T5163] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 109.231201][ T5163] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 109.232685][ T5163] sp : ffff8000213879c0 [ 109.233752][ T5163] x29: ffff800021387a60 x28: ffff800021387a20 x27: 1ffff00004270f40 [ 109.235727][ T5163] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000dd28df20 [ 109.237774][ T5163] x23: ffff0000debdcdc0 x22: 1ffff00004270f44 x21: dfff800000000000 [ 109.239903][ T5163] x20: 1fffe0001bd7b9c3 x19: ffff0000debdce18 x18: 0000000000000001 [ 109.241962][ T5163] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 109.244010][ T5163] x14: ffff0000da3851c0 x13: 0000000000000001 x12: 0000000000000001 [ 109.245990][ T5163] x11: 0000000000000000 x10: 0000000000000000 x9 : e84c71e9579ae700 [ 109.248199][ T5163] x8 : e84c71e9579ae700 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.250286][ T5163] x5 : ffff800021387138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 109.252442][ T5163] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.254550][ T5163] Call trace: [ 109.255400][ T5163] __btrfs_unlink_inode+0x95c/0xb48 [ 109.256740][ T5163] btrfs_unlink+0x10c/0x254 [ 109.258095][ T5163] vfs_unlink+0x2f0/0x508 [ 109.259225][ T5163] do_unlinkat+0x4cc/0x830 [ 109.260319][ T5163] __arm64_sys_unlinkat+0xcc/0xfc [ 109.261616][ T5163] invoke_syscall+0x98/0x2b8 [ 109.262770][ T5163] el0_svc_common+0x138/0x258 [ 109.263948][ T5163] do_el0_svc+0x58/0x14c [ 109.264961][ T5163] el0_svc+0x7c/0x1f0 [ 109.265948][ T5163] el0t_64_sync_handler+0x84/0xe4 [ 109.267267][ T5163] el0t_64_sync+0x1a0/0x1a4 [ 109.268431][ T5163] irq event stamp: 79314 [ 109.269550][ T5163] hardirqs last enabled at (79313): [] __up_console_sem+0xb4/0x100 [ 109.272089][ T5163] hardirqs last disabled at (79314): [] el1_dbg+0x24/0x80 [ 109.274367][ T5163] softirqs last enabled at (79294): [] handle_softirqs+0xb88/0xdbc [ 109.276827][ T5163] softirqs last disabled at (79207): [] __irq_exit_rcu+0x268/0x4d8 [ 109.279227][ T5163] ---[ end trace 7c207e81ec3cf939 ]--- [ 109.284746][ T5163] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 109.287145][ T5163] BTRFS info (device loop0): forced readonly [ 109.605655][ T5184] loop0: detected capacity change from 0 to 32768 [ 109.705755][ T5184] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5184) [ 109.754413][ T5184] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 109.757098][ T5184] BTRFS info (device loop0): using free space tree [ 109.758763][ T5184] BTRFS info (device loop0): has skinny extents [ 109.773670][ T5184] BTRFS info (device loop0): enabling ssd optimizations [ 109.780685][ T5184] FAULT_INJECTION: forcing a failure. [ 109.780685][ T5184] name failslab, interval 1, probability 0, space 0, times 0 [ 109.783874][ T5184] CPU: 1 PID: 5184 Comm: syz.0.31 Tainted: G W 5.15.174-syzkaller #0 [ 109.786147][ T5184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 109.788775][ T5184] Call trace: [ 109.789688][ T5184] dump_backtrace+0x0/0x530 [ 109.790823][ T5184] show_stack+0x2c/0x3c [ 109.791937][ T5184] dump_stack_lvl+0x108/0x170 [ 109.793169][ T5184] dump_stack+0x1c/0x58 [ 109.794271][ T5184] should_fail+0x3b8/0x514 [ 109.795421][ T5184] __should_failslab+0xbc/0x110 [ 109.796679][ T5184] should_failslab+0x10/0x28 [ 109.797824][ T5184] slab_pre_alloc_hook+0x64/0xe8 [ 109.799141][ T5184] kmem_cache_alloc_trace+0x9c/0x47c [ 109.800452][ T5184] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 109.802012][ T5184] __btrfs_unlink_inode+0x350/0xb48 [ 109.803323][ T5184] btrfs_unlink+0x10c/0x254 [ 109.804517][ T5184] vfs_unlink+0x2f0/0x508 [ 109.805647][ T5184] do_unlinkat+0x4cc/0x830 [ 109.806846][ T5184] __arm64_sys_unlinkat+0xcc/0xfc [ 109.808153][ T5184] invoke_syscall+0x98/0x2b8 [ 109.809403][ T5184] el0_svc_common+0x138/0x258 [ 109.810632][ T5184] do_el0_svc+0x58/0x14c [ 109.811720][ T5184] el0_svc+0x7c/0x1f0 [ 109.812697][ T5184] el0t_64_sync_handler+0x84/0xe4 [ 109.813953][ T5184] el0t_64_sync+0x1a0/0x1a4 [ 109.818968][ T5184] ------------[ cut here ]------------ [ 109.820586][ T5184] WARNING: CPU: 1 PID: 5184 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 109.823049][ T5184] Modules linked in: [ 109.824009][ T5184] CPU: 1 PID: 5184 Comm: syz.0.31 Tainted: G W 5.15.174-syzkaller #0 [ 109.826443][ T5184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 109.829098][ T5184] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.831167][ T5184] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 109.832653][ T5184] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 109.834107][ T5184] sp : ffff8000213879c0 [ 109.835144][ T5184] x29: ffff800021387a60 x28: ffff800021387a20 x27: 1ffff00004270f40 [ 109.837224][ T5184] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d63a60b0 [ 109.839355][ T5184] x23: ffff0000debdcf20 x22: 1ffff00004270f44 x21: dfff800000000000 [ 109.841351][ T5184] x20: 1fffe0001bd7b9ef x19: ffff0000debdcf78 x18: 0000000000000001 [ 109.843347][ T5184] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 109.845477][ T5184] x14: ffff0000daac1b40 x13: 0000000000000001 x12: 0000000000000001 [ 109.847535][ T5184] x11: 0000000000000000 x10: 0000000000000000 x9 : 4d99eec681d3dc00 [ 109.849588][ T5184] x8 : 4d99eec681d3dc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.851557][ T5184] x5 : ffff800021387138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 109.853747][ T5184] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.855833][ T5184] Call trace: [ 109.856663][ T5184] __btrfs_unlink_inode+0x95c/0xb48 [ 109.858050][ T5184] btrfs_unlink+0x10c/0x254 [ 109.859217][ T5184] vfs_unlink+0x2f0/0x508 [ 109.860313][ T5184] do_unlinkat+0x4cc/0x830 [ 109.861329][ T5184] __arm64_sys_unlinkat+0xcc/0xfc [ 109.862562][ T5184] invoke_syscall+0x98/0x2b8 [ 109.863712][ T5184] el0_svc_common+0x138/0x258 [ 109.864961][ T5184] do_el0_svc+0x58/0x14c [ 109.866048][ T5184] el0_svc+0x7c/0x1f0 [ 109.867152][ T5184] el0t_64_sync_handler+0x84/0xe4 [ 109.868448][ T5184] el0t_64_sync+0x1a0/0x1a4 [ 109.869690][ T5184] irq event stamp: 78800 [ 109.870741][ T5184] hardirqs last enabled at (78799): [] __up_console_sem+0xb4/0x100 [ 109.873176][ T5184] hardirqs last disabled at (78800): [] el1_dbg+0x24/0x80 [ 109.875414][ T5184] softirqs last enabled at (78780): [] handle_softirqs+0xb88/0xdbc [ 109.877883][ T5184] softirqs last disabled at (78755): [] __irq_exit_rcu+0x268/0x4d8 [ 109.880475][ T5184] ---[ end trace 7c207e81ec3cf93a ]--- [ 109.883733][ T5184] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 109.886622][ T5184] BTRFS info (device loop0): forced readonly [ 110.211810][ T5205] loop0: detected capacity change from 0 to 32768 [ 110.266908][ T5205] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5205) [ 110.320325][ T5205] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 110.322793][ T5205] BTRFS info (device loop0): using free space tree [ 110.326281][ T5205] BTRFS info (device loop0): has skinny extents [ 110.338970][ T5205] BTRFS info (device loop0): enabling ssd optimizations [ 110.347507][ T5205] FAULT_INJECTION: forcing a failure. [ 110.347507][ T5205] name failslab, interval 1, probability 0, space 0, times 0 [ 110.350709][ T5205] CPU: 1 PID: 5205 Comm: syz.0.32 Tainted: G W 5.15.174-syzkaller #0 [ 110.353031][ T5205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 110.355551][ T5205] Call trace: [ 110.356374][ T5205] dump_backtrace+0x0/0x530 [ 110.357549][ T5205] show_stack+0x2c/0x3c [ 110.358645][ T5205] dump_stack_lvl+0x108/0x170 [ 110.359931][ T5205] dump_stack+0x1c/0x58 [ 110.361055][ T5205] should_fail+0x3b8/0x514 [ 110.362225][ T5205] __should_failslab+0xbc/0x110 [ 110.363468][ T5205] should_failslab+0x10/0x28 [ 110.364660][ T5205] slab_pre_alloc_hook+0x64/0xe8 [ 110.365922][ T5205] kmem_cache_alloc+0x98/0x45c [ 110.367151][ T5205] btrfs_alloc_path+0x5c/0x68 [ 110.368317][ T5205] __btrfs_unlink_inode+0x268/0xb48 [ 110.369658][ T5205] btrfs_unlink+0x10c/0x254 [ 110.370789][ T5205] vfs_unlink+0x2f0/0x508 [ 110.371958][ T5205] do_unlinkat+0x4cc/0x830 [ 110.373211][ T5205] __arm64_sys_unlinkat+0xcc/0xfc [ 110.374512][ T5205] invoke_syscall+0x98/0x2b8 [ 110.375720][ T5205] el0_svc_common+0x138/0x258 [ 110.376937][ T5205] do_el0_svc+0x58/0x14c [ 110.378077][ T5205] el0_svc+0x7c/0x1f0 [ 110.379108][ T5205] el0t_64_sync_handler+0x84/0xe4 [ 110.380426][ T5205] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:50 executed programs: 20