Warning: Permanently added '10.128.0.252' (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 [ 85.063825][ T4464] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 91.741457][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.743551][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.747213][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 91.761283][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.763582][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.767705][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 92.635331][ T4515] chnl_net:caif_netlink_parms(): no params data found [ 92.670707][ T4515] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.672753][ T4515] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.682079][ T4515] device bridge_slave_0 entered promiscuous mode [ 92.686716][ T4515] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.688695][ T4515] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.691236][ T4515] device bridge_slave_1 entered promiscuous mode [ 92.708405][ T4515] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.712861][ T4515] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.728828][ T4515] team0: Port device team_slave_0 added [ 92.731956][ T4515] team0: Port device team_slave_1 added [ 92.745125][ T4515] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.746946][ T4515] 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. [ 92.753580][ T4515] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.759775][ T4515] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.761662][ T4515] 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. [ 92.768858][ T4515] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.837772][ T4515] device hsr_slave_0 entered promiscuous mode [ 92.876076][ T4515] device hsr_slave_1 entered promiscuous mode [ 93.640781][ T4515] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.667791][ T4515] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.716716][ T4515] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.756477][ T4515] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.949016][ T4515] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.959271][ T4515] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.961397][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.965035][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.975076][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.979372][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.981958][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.983879][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.988839][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.992019][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.997707][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.999797][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.002161][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.009539][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 94.035122][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.038119][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.041719][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.051912][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.065905][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.069837][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.072619][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.078888][ T4515] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.082381][ T4515] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.085610][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.088279][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.091561][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.170669][ T4515] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.179052][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.181112][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.197777][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 94.200985][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.213079][ T4515] device veth0_vlan entered promiscuous mode [ 94.216129][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 94.218924][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.223683][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.228836][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.233846][ T4515] device veth1_vlan entered promiscuous mode [ 94.250951][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.253524][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 94.258200][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 94.261368][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.265841][ T4515] device veth0_macvtap entered promiscuous mode [ 94.269992][ T4515] device veth1_macvtap entered promiscuous mode [ 94.282090][ T4515] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.284244][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 94.288738][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 94.291411][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 94.294098][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.300117][ T4515] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.304109][ T4515] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.307575][ T4515] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.309959][ T4515] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.312244][ T4515] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.316213][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.318997][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:34 executed programs: 0 [ 94.753621][ T4637] chnl_net:caif_netlink_parms(): no params data found [ 94.823895][ T4637] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.826722][ T4637] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.829307][ T4637] device bridge_slave_0 entered promiscuous mode [ 94.832899][ T4637] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.834986][ T4637] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.837520][ T4637] device bridge_slave_1 entered promiscuous mode [ 94.867775][ T4637] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.872174][ T4637] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.892449][ T4637] team0: Port device team_slave_0 added [ 94.896247][ T4637] team0: Port device team_slave_1 added [ 94.914614][ T4637] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.916488][ T4637] 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. [ 94.923243][ T4637] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.930620][ T4637] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.932539][ T4637] 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. [ 94.940569][ T4637] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.018860][ T4637] device hsr_slave_0 entered promiscuous mode [ 95.054987][ T4637] device hsr_slave_1 entered promiscuous mode [ 95.104743][ T4637] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 95.106744][ T4637] Cannot create hsr debugfs directory [ 95.179076][ T4637] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.664783][ T4121] Bluetooth: hci0: command 0x0409 tx timeout [ 97.737444][ T4637] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.744717][ T4190] Bluetooth: hci0: command 0x041b tx timeout [ 100.031921][ T4637] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.082944][ T4637] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.253846][ T4637] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.336455][ T4637] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.387762][ T4637] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.438884][ T4637] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.532573][ T4637] 8021q: adding VLAN 0 to HW filter on device bond0 [ 100.540087][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 100.542623][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 100.552384][ T4637] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.570261][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 100.572905][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 100.575769][ T639] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.577681][ T639] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.580046][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 100.585971][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 100.588676][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 100.591131][ T153] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.593164][ T153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.598979][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 100.604060][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.611611][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.616022][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.618824][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 100.633453][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 100.637897][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 100.640604][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 100.643301][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 100.650300][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 100.652983][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.657922][ T4637] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.731038][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 100.733226][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 100.739632][ T4637] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.753490][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 100.756239][ T639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 100.769163][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 100.771822][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 100.775615][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 100.777909][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 100.782002][ T4637] device veth0_vlan entered promiscuous mode [ 100.790113][ T4637] device veth1_vlan entered promiscuous mode [ 100.806270][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 100.808823][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 100.812419][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 100.816659][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 100.821036][ T4637] device veth0_macvtap entered promiscuous mode [ 100.824838][ T7] Bluetooth: hci0: command 0x040f tx timeout [ 100.839177][ T4637] device veth1_macvtap entered promiscuous mode [ 100.850198][ T4637] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 100.853009][ T4637] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 100.857938][ T4637] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.860055][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 100.862818][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 100.868823][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 100.871669][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 100.876369][ T4637] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 100.879305][ T4637] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 100.883153][ T4637] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.887212][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 100.889914][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 100.908836][ T4637] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.911303][ T4637] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.913708][ T4637] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.917592][ T4637] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.957714][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.959948][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.962724][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.977924][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.980248][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.983507][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:40 executed programs: 2 [ 101.221720][ T4888] loop0: detected capacity change from 0 to 32768 [ 101.238229][ T4888] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (4888) [ 101.249877][ T4888] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 101.252830][ T4888] BTRFS info (device loop0): using free space tree [ 101.254780][ T4888] BTRFS info (device loop0): has skinny extents [ 101.338034][ T4888] BTRFS info (device loop0): enabling ssd optimizations [ 101.359215][ T4888] FAULT_INJECTION: forcing a failure. [ 101.359215][ T4888] name failslab, interval 1, probability 0, space 0, times 1 [ 101.363057][ T4888] CPU: 0 PID: 4888 Comm: syz.0.15 Not tainted 5.15.174-syzkaller #0 [ 101.365228][ T4888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.368147][ T4888] Call trace: [ 101.369028][ T4888] dump_backtrace+0x0/0x530 [ 101.370277][ T4888] show_stack+0x2c/0x3c [ 101.371361][ T4888] dump_stack_lvl+0x108/0x170 [ 101.372680][ T4888] dump_stack+0x1c/0x58 [ 101.373831][ T4888] should_fail+0x3b8/0x514 [ 101.374989][ T4888] __should_failslab+0xbc/0x110 [ 101.376373][ T4888] should_failslab+0x10/0x28 [ 101.377652][ T4888] slab_pre_alloc_hook+0x64/0xe8 [ 101.378993][ T4888] kmem_cache_alloc_trace+0x9c/0x47c [ 101.380512][ T4888] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 101.382262][ T4888] __btrfs_unlink_inode+0x350/0xb48 [ 101.383696][ T4888] btrfs_unlink+0x10c/0x254 [ 101.384879][ T4888] vfs_unlink+0x2f0/0x508 [ 101.386051][ T4888] do_unlinkat+0x4cc/0x830 [ 101.387266][ T4888] __arm64_sys_unlinkat+0xcc/0xfc [ 101.388648][ T4888] invoke_syscall+0x98/0x2b8 [ 101.389843][ T4888] el0_svc_common+0x138/0x258 [ 101.391263][ T4888] do_el0_svc+0x58/0x14c [ 101.392456][ T4888] el0_svc+0x7c/0x1f0 [ 101.393542][ T4888] el0t_64_sync_handler+0x84/0xe4 [ 101.395035][ T4888] el0t_64_sync+0x1a0/0x1a4 [ 101.402351][ T476] device hsr_slave_0 left promiscuous mode [ 101.402450][ T4888] ------------[ cut here ]------------ [ 101.406768][ T4888] WARNING: CPU: 1 PID: 4888 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 101.409323][ T4888] Modules linked in: [ 101.410383][ T4888] CPU: 1 PID: 4888 Comm: syz.0.15 Not tainted 5.15.174-syzkaller #0 [ 101.412449][ T4888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 101.415013][ T4888] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 101.417127][ T4888] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 101.418686][ T4888] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 101.420096][ T4888] sp : ffff80001fb079c0 [ 101.421206][ T4888] x29: ffff80001fb07a60 x28: ffff80001fb07a20 x27: 1ffff00003f60f40 [ 101.423251][ T4888] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d0612420 [ 101.425376][ T4888] x23: ffff0000de23b0b0 x22: 1ffff00003f60f44 x21: dfff800000000000 [ 101.427457][ T4888] x20: 1fffe0001bc47621 x19: ffff0000de23b108 x18: 0000000000000001 [ 101.429575][ T4888] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 101.431635][ T4888] x14: ffff0000d1c2d1c0 x13: 0000000000000001 x12: 0000000000000001 [ 101.433727][ T4888] x11: 0000000000000000 x10: 0000000000000000 x9 : c7ea744762526600 [ 101.435824][ T4888] x8 : c7ea744762526600 x7 : 0000000000000001 x6 : 0000000000000001 [ 101.437907][ T4888] x5 : ffff80001fb07138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 101.440006][ T4888] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 101.442065][ T4888] Call trace: [ 101.442883][ T4888] __btrfs_unlink_inode+0x95c/0xb48 [ 101.444329][ T4888] btrfs_unlink+0x10c/0x254 [ 101.445486][ T4888] vfs_unlink+0x2f0/0x508 [ 101.446595][ T4888] do_unlinkat+0x4cc/0x830 [ 101.447730][ T4888] __arm64_sys_unlinkat+0xcc/0xfc [ 101.449058][ T4888] invoke_syscall+0x98/0x2b8 [ 101.450256][ T4888] el0_svc_common+0x138/0x258 [ 101.451463][ T4888] do_el0_svc+0x58/0x14c [ 101.452582][ T4888] el0_svc+0x7c/0x1f0 [ 101.453604][ T4888] el0t_64_sync_handler+0x84/0xe4 [ 101.454909][ T4888] el0t_64_sync+0x1a0/0x1a4 [ 101.456069][ T4888] irq event stamp: 82572 [ 101.457164][ T4888] hardirqs last enabled at (82571): [] __up_console_sem+0xb4/0x100 [ 101.459707][ T4888] hardirqs last disabled at (82572): [] el1_dbg+0x24/0x80 [ 101.461987][ T4888] softirqs last enabled at (82560): [] handle_softirqs+0xb88/0xdbc [ 101.464474][ T4888] softirqs last disabled at (82451): [] __irq_exit_rcu+0x268/0x4d8 [ 101.466956][ T4888] ---[ end trace 8528959ba3f4765a ]--- [ 101.469875][ T4888] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 101.472315][ T4888] BTRFS info (device loop0): forced readonly [ 101.479068][ T476] device hsr_slave_1 left promiscuous mode [ 101.538660][ T476] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.540828][ T476] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.543775][ T476] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.548052][ T476] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.558091][ T476] device bridge_slave_1 left promiscuous mode [ 101.562847][ T476] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.596511][ T476] device bridge_slave_0 left promiscuous mode [ 101.598265][ T476] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.734775][ T476] device veth1_macvtap left promiscuous mode [ 101.736696][ T476] device veth0_macvtap left promiscuous mode [ 101.738468][ T476] device veth1_vlan left promiscuous mode [ 101.739990][ T476] device veth0_vlan left promiscuous mode [ 101.928457][ T4909] loop0: detected capacity change from 0 to 32768 [ 101.987393][ T476] team0 (unregistering): Port device team_slave_1 removed [ 102.005130][ T4909] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4909) [ 102.009782][ T476] team0 (unregistering): Port device team_slave_0 removed [ 102.022163][ T476] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 102.046496][ T4909] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 102.048956][ T4909] BTRFS info (device loop0): using free space tree [ 102.050607][ T4909] BTRFS info (device loop0): has skinny extents [ 102.070519][ T4909] BTRFS info (device loop0): enabling ssd optimizations [ 102.082355][ T476] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 102.089335][ T4909] FAULT_INJECTION: forcing a failure. [ 102.089335][ T4909] name failslab, interval 1, probability 0, space 0, times 0 [ 102.092881][ T4909] CPU: 1 PID: 4909 Comm: syz.0.16 Tainted: G W 5.15.174-syzkaller #0 [ 102.095370][ T4909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.097983][ T4909] Call trace: [ 102.098838][ T4909] dump_backtrace+0x0/0x530 [ 102.100187][ T4909] show_stack+0x2c/0x3c [ 102.101302][ T4909] dump_stack_lvl+0x108/0x170 [ 102.102509][ T4909] dump_stack+0x1c/0x58 [ 102.103564][ T4909] should_fail+0x3b8/0x514 [ 102.104727][ T4909] __should_failslab+0xbc/0x110 [ 102.106067][ T4909] should_failslab+0x10/0x28 [ 102.107363][ T4909] slab_pre_alloc_hook+0x64/0xe8 [ 102.108840][ T4909] kmem_cache_alloc_trace+0x9c/0x47c [ 102.110300][ T4909] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 102.111885][ T4909] __btrfs_unlink_inode+0x350/0xb48 [ 102.113309][ T4909] btrfs_unlink+0x10c/0x254 [ 102.114619][ T4909] vfs_unlink+0x2f0/0x508 [ 102.115734][ T4909] do_unlinkat+0x4cc/0x830 [ 102.116941][ T4909] __arm64_sys_unlinkat+0xcc/0xfc [ 102.118411][ T4909] invoke_syscall+0x98/0x2b8 [ 102.119743][ T4909] el0_svc_common+0x138/0x258 [ 102.121016][ T4909] do_el0_svc+0x58/0x14c [ 102.122147][ T4909] el0_svc+0x7c/0x1f0 [ 102.123263][ T4909] el0t_64_sync_handler+0x84/0xe4 [ 102.124670][ T4909] el0t_64_sync+0x1a0/0x1a4 [ 102.128859][ T4909] ------------[ cut here ]------------ [ 102.130613][ T4909] WARNING: CPU: 1 PID: 4909 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 102.133161][ T4909] Modules linked in: [ 102.134159][ T4909] CPU: 1 PID: 4909 Comm: syz.0.16 Tainted: G W 5.15.174-syzkaller #0 [ 102.136766][ T4909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.139630][ T4909] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 102.141724][ T4909] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 102.143175][ T4909] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 102.144716][ T4909] sp : ffff80001fb779c0 [ 102.145884][ T4909] x29: ffff80001fb77a60 x28: ffff80001fb77a20 x27: 1ffff00003f6ef40 [ 102.148031][ T4909] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000dce9ca50 [ 102.150287][ T4909] x23: ffff0000de2420b0 x22: 1ffff00003f6ef44 x21: dfff800000000000 [ 102.152387][ T4909] x20: 1fffe0001bc48421 x19: ffff0000de242108 x18: 0000000000000001 [ 102.154517][ T4909] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 102.156666][ T4909] x14: ffff0000c8458000 x13: 0000000000000001 x12: 0000000000000001 [ 102.158821][ T4909] x11: 0000000000000000 x10: 0000000000000000 x9 : e7bd99bbb9854e00 [ 102.161016][ T4909] x8 : e7bd99bbb9854e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.163207][ T4909] x5 : ffff80001fb77138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 102.165343][ T4909] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.167464][ T4909] Call trace: [ 102.168342][ T4909] __btrfs_unlink_inode+0x95c/0xb48 [ 102.169829][ T4909] btrfs_unlink+0x10c/0x254 [ 102.171059][ T4909] vfs_unlink+0x2f0/0x508 [ 102.172186][ T4909] do_unlinkat+0x4cc/0x830 [ 102.173440][ T4909] __arm64_sys_unlinkat+0xcc/0xfc [ 102.174847][ T4909] invoke_syscall+0x98/0x2b8 [ 102.176262][ T4909] el0_svc_common+0x138/0x258 [ 102.177506][ T4909] do_el0_svc+0x58/0x14c [ 102.178604][ T4909] el0_svc+0x7c/0x1f0 [ 102.179714][ T4909] el0t_64_sync_handler+0x84/0xe4 [ 102.181100][ T4909] el0t_64_sync+0x1a0/0x1a4 [ 102.182283][ T4909] irq event stamp: 81376 [ 102.183385][ T4909] hardirqs last enabled at (81375): [] __up_console_sem+0xb4/0x100 [ 102.185863][ T4909] hardirqs last disabled at (81376): [] el1_dbg+0x24/0x80 [ 102.188226][ T4909] softirqs last enabled at (81356): [] handle_softirqs+0xb88/0xdbc [ 102.190746][ T4909] softirqs last disabled at (81319): [] __irq_exit_rcu+0x268/0x4d8 [ 102.193303][ T4909] ---[ end trace 8528959ba3f4765b ]--- [ 102.196366][ T4909] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 102.198742][ T4909] BTRFS info (device loop0): forced readonly [ 102.328239][ T476] bond0 (unregistering): Released all slaves [ 102.590888][ T4931] loop0: detected capacity change from 0 to 32768 [ 102.668351][ T4931] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4931) [ 102.713532][ T4931] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 102.719354][ T4931] BTRFS info (device loop0): using free space tree [ 102.721075][ T4931] BTRFS info (device loop0): has skinny extents [ 102.744285][ T4931] BTRFS info (device loop0): enabling ssd optimizations [ 102.762243][ T4931] FAULT_INJECTION: forcing a failure. [ 102.762243][ T4931] name failslab, interval 1, probability 0, space 0, times 0 [ 102.766171][ T4931] CPU: 1 PID: 4931 Comm: syz.0.17 Tainted: G W 5.15.174-syzkaller #0 [ 102.768556][ T4931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.771066][ T4931] Call trace: [ 102.771895][ T4931] dump_backtrace+0x0/0x530 [ 102.773057][ T4931] show_stack+0x2c/0x3c [ 102.774139][ T4931] dump_stack_lvl+0x108/0x170 [ 102.775504][ T4931] dump_stack+0x1c/0x58 [ 102.776613][ T4931] should_fail+0x3b8/0x514 [ 102.777764][ T4931] __should_failslab+0xbc/0x110 [ 102.779038][ T4931] should_failslab+0x10/0x28 [ 102.780233][ T4931] slab_pre_alloc_hook+0x64/0xe8 [ 102.781557][ T4931] kmem_cache_alloc_trace+0x9c/0x47c [ 102.782909][ T4931] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 102.784524][ T4931] __btrfs_unlink_inode+0x350/0xb48 [ 102.785906][ T4931] btrfs_unlink+0x10c/0x254 [ 102.787103][ T4931] vfs_unlink+0x2f0/0x508 [ 102.788253][ T4931] do_unlinkat+0x4cc/0x830 [ 102.789409][ T4931] __arm64_sys_unlinkat+0xcc/0xfc [ 102.790725][ T4931] invoke_syscall+0x98/0x2b8 [ 102.791907][ T4931] el0_svc_common+0x138/0x258 [ 102.793124][ T4931] do_el0_svc+0x58/0x14c [ 102.794272][ T4931] el0_svc+0x7c/0x1f0 [ 102.795366][ T4931] el0t_64_sync_handler+0x84/0xe4 [ 102.796729][ T4931] el0t_64_sync+0x1a0/0x1a4 [ 102.803662][ T4931] ------------[ cut here ]------------ [ 102.805747][ T4931] WARNING: CPU: 1 PID: 4931 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 102.808369][ T4931] Modules linked in: [ 102.809498][ T4931] CPU: 1 PID: 4931 Comm: syz.0.17 Tainted: G W 5.15.174-syzkaller #0 [ 102.812132][ T4931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 102.814946][ T4931] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 102.817026][ T4931] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 102.818557][ T4931] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 102.820078][ T4931] sp : ffff8000202a79c0 [ 102.821183][ T4931] x29: ffff8000202a7a60 x28: ffff8000202a7a20 x27: 1ffff00004054f40 [ 102.823433][ T4931] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d56f4840 [ 102.825701][ T4931] x23: ffff0000de242210 x22: 1ffff00004054f44 x21: dfff800000000000 [ 102.827972][ T4931] x20: 1fffe0001bc4844d x19: ffff0000de242268 x18: 0000000000000001 [ 102.830254][ T4931] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 102.832480][ T4931] x14: ffff0000d1cf51c0 x13: 0000000000000001 x12: 0000000000000001 [ 102.834626][ T4931] x11: 0000000000000000 x10: 0000000000000000 x9 : 17f068d0fcbf8b00 [ 102.836775][ T4931] x8 : 17f068d0fcbf8b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.839044][ T4931] x5 : ffff8000202a7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 102.841375][ T4931] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.843546][ T4931] Call trace: [ 102.844455][ T4931] __btrfs_unlink_inode+0x95c/0xb48 [ 102.845900][ T4931] btrfs_unlink+0x10c/0x254 [ 102.847119][ T4931] vfs_unlink+0x2f0/0x508 [ 102.848348][ T4931] do_unlinkat+0x4cc/0x830 [ 102.849590][ T4931] __arm64_sys_unlinkat+0xcc/0xfc [ 102.850943][ T4931] invoke_syscall+0x98/0x2b8 [ 102.852212][ T4931] el0_svc_common+0x138/0x258 [ 102.853521][ T4931] do_el0_svc+0x58/0x14c [ 102.854679][ T4931] el0_svc+0x7c/0x1f0 [ 102.855845][ T4931] el0t_64_sync_handler+0x84/0xe4 [ 102.857133][ T4931] el0t_64_sync+0x1a0/0x1a4 [ 102.858341][ T4931] irq event stamp: 82408 [ 102.859475][ T4931] hardirqs last enabled at (82407): [] __up_console_sem+0xb4/0x100 [ 102.862065][ T4931] hardirqs last disabled at (82408): [] el1_dbg+0x24/0x80 [ 102.864598][ T4931] softirqs last enabled at (82382): [] handle_softirqs+0xb88/0xdbc [ 102.867286][ T4931] softirqs last disabled at (82273): [] __irq_exit_rcu+0x268/0x4d8 [ 102.869931][ T4931] ---[ end trace 8528959ba3f4765c ]--- [ 102.874185][ T4931] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 102.877679][ T4931] BTRFS info (device loop0): forced readonly [ 102.908595][ T4582] Bluetooth: hci0: command 0x0419 tx timeout [ 103.232647][ T4952] loop0: detected capacity change from 0 to 32768 [ 103.291377][ T4952] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4952) [ 103.349142][ T4952] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 103.351630][ T4952] BTRFS info (device loop0): using free space tree [ 103.353335][ T4952] BTRFS info (device loop0): has skinny extents [ 103.382792][ T4952] BTRFS info (device loop0): enabling ssd optimizations [ 103.390949][ T4952] FAULT_INJECTION: forcing a failure. [ 103.390949][ T4952] name failslab, interval 1, probability 0, space 0, times 0 [ 103.396290][ T4952] CPU: 0 PID: 4952 Comm: syz.0.18 Tainted: G W 5.15.174-syzkaller #0 [ 103.398959][ T4952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 103.401706][ T4952] Call trace: [ 103.402670][ T4952] dump_backtrace+0x0/0x530 [ 103.403938][ T4952] show_stack+0x2c/0x3c [ 103.405065][ T4952] dump_stack_lvl+0x108/0x170 [ 103.406440][ T4952] dump_stack+0x1c/0x58 [ 103.407558][ T4952] should_fail+0x3b8/0x514 [ 103.408875][ T4952] __should_failslab+0xbc/0x110 [ 103.410294][ T4952] should_failslab+0x10/0x28 [ 103.411598][ T4952] slab_pre_alloc_hook+0x64/0xe8 [ 103.413007][ T4952] kmem_cache_alloc_trace+0x9c/0x47c [ 103.414469][ T4952] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 103.416259][ T4952] __btrfs_unlink_inode+0x350/0xb48 [ 103.417736][ T4952] btrfs_unlink+0x10c/0x254 [ 103.419010][ T4952] vfs_unlink+0x2f0/0x508 [ 103.420170][ T4952] do_unlinkat+0x4cc/0x830 [ 103.421381][ T4952] __arm64_sys_unlinkat+0xcc/0xfc [ 103.422716][ T4952] invoke_syscall+0x98/0x2b8 [ 103.423978][ T4952] el0_svc_common+0x138/0x258 [ 103.425330][ T4952] do_el0_svc+0x58/0x14c [ 103.426488][ T4952] el0_svc+0x7c/0x1f0 [ 103.427505][ T4952] el0t_64_sync_handler+0x84/0xe4 [ 103.428925][ T4952] el0t_64_sync+0x1a0/0x1a4 [ 103.432477][ T4952] ------------[ cut here ]------------ [ 103.434457][ T4952] WARNING: CPU: 0 PID: 4952 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 103.437156][ T4952] Modules linked in: [ 103.438266][ T4952] CPU: 0 PID: 4952 Comm: syz.0.18 Tainted: G W 5.15.174-syzkaller #0 [ 103.440908][ T4952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 103.443638][ T4952] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 103.445809][ T4952] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 103.447367][ T4952] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 103.449007][ T4952] sp : ffff8000203b79c0 [ 103.450240][ T4952] x29: ffff8000203b7a60 x28: ffff8000203b7a20 x27: 1ffff00004076f40 [ 103.452480][ T4952] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000dbed18f0 [ 103.454723][ T4952] x23: ffff0000de23b210 x22: 1ffff00004076f44 x21: dfff800000000000 [ 103.457038][ T4952] x20: 1fffe0001bc4764d x19: ffff0000de23b268 x18: 0000000000000001 [ 103.459455][ T4952] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 103.461728][ T4952] x14: ffff0000cbd78000 x13: 0000000000000001 x12: 0000000000000001 [ 103.464217][ T4952] x11: 0000000000000000 x10: 0000000000000000 x9 : 7fd403565f9d1400 [ 103.466501][ T4952] x8 : 7fd403565f9d1400 x7 : 0000000000000001 x6 : 0000000000000001 [ 103.468658][ T4952] x5 : ffff8000203b7138 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 103.470997][ T4952] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 103.473175][ T4952] Call trace: [ 103.474074][ T4952] __btrfs_unlink_inode+0x95c/0xb48 [ 103.475493][ T4952] btrfs_unlink+0x10c/0x254 [ 103.476753][ T4952] vfs_unlink+0x2f0/0x508 [ 103.477885][ T4952] do_unlinkat+0x4cc/0x830 [ 103.479092][ T4952] __arm64_sys_unlinkat+0xcc/0xfc [ 103.480463][ T4952] invoke_syscall+0x98/0x2b8 [ 103.481755][ T4952] el0_svc_common+0x138/0x258 [ 103.483055][ T4952] do_el0_svc+0x58/0x14c [ 103.484272][ T4952] el0_svc+0x7c/0x1f0 [ 103.485392][ T4952] el0t_64_sync_handler+0x84/0xe4 [ 103.486765][ T4952] el0t_64_sync+0x1a0/0x1a4 [ 103.488023][ T4952] irq event stamp: 80210 [ 103.489183][ T4952] hardirqs last enabled at (80209): [] __up_console_sem+0xb4/0x100 [ 103.491720][ T4952] hardirqs last disabled at (80210): [] el1_dbg+0x24/0x80 [ 103.493984][ T4952] softirqs last enabled at (80200): [] handle_softirqs+0xb88/0xdbc [ 103.496467][ T4952] softirqs last disabled at (80149): [] __irq_exit_rcu+0x268/0x4d8 [ 103.499009][ T4952] ---[ end trace 8528959ba3f4765d ]--- [ 103.503032][ T4952] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 103.505754][ T4952] BTRFS info (device loop0): forced readonly [ 103.862962][ T4973] loop0: detected capacity change from 0 to 32768 [ 103.923508][ T4973] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4973) [ 103.937828][ T4973] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 103.940438][ T4973] BTRFS info (device loop0): using free space tree [ 103.942452][ T4973] BTRFS info (device loop0): has skinny extents [ 104.053172][ T4973] BTRFS info (device loop0): enabling ssd optimizations [ 104.067281][ T4973] FAULT_INJECTION: forcing a failure. [ 104.067281][ T4973] name failslab, interval 1, probability 0, space 0, times 0 [ 104.070660][ T4973] CPU: 1 PID: 4973 Comm: syz.0.19 Tainted: G W 5.15.174-syzkaller #0 [ 104.073008][ T4973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.075792][ T4973] Call trace: [ 104.076686][ T4973] dump_backtrace+0x0/0x530 [ 104.077864][ T4973] show_stack+0x2c/0x3c [ 104.078946][ T4973] dump_stack_lvl+0x108/0x170 [ 104.080178][ T4973] dump_stack+0x1c/0x58 [ 104.081269][ T4973] should_fail+0x3b8/0x514 [ 104.082453][ T4973] __should_failslab+0xbc/0x110 [ 104.083774][ T4973] should_failslab+0x10/0x28 [ 104.085094][ T4973] slab_pre_alloc_hook+0x64/0xe8 [ 104.086397][ T4973] kmem_cache_alloc_trace+0x9c/0x47c [ 104.087947][ T4973] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 104.089709][ T4973] __btrfs_unlink_inode+0x350/0xb48 [ 104.091096][ T4973] btrfs_unlink+0x10c/0x254 [ 104.092316][ T4973] vfs_unlink+0x2f0/0x508 [ 104.093552][ T4973] do_unlinkat+0x4cc/0x830 [ 104.094691][ T4973] __arm64_sys_unlinkat+0xcc/0xfc [ 104.096102][ T4973] invoke_syscall+0x98/0x2b8 [ 104.097293][ T4973] el0_svc_common+0x138/0x258 [ 104.098507][ T4973] do_el0_svc+0x58/0x14c [ 104.099696][ T4973] el0_svc+0x7c/0x1f0 [ 104.100764][ T4973] el0t_64_sync_handler+0x84/0xe4 [ 104.102104][ T4973] el0t_64_sync+0x1a0/0x1a4 [ 104.164573][ T4973] ------------[ cut here ]------------ [ 104.166499][ T4973] WARNING: CPU: 1 PID: 4973 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 104.169102][ T4973] Modules linked in: [ 104.170188][ T4973] CPU: 1 PID: 4973 Comm: syz.0.19 Tainted: G W 5.15.174-syzkaller #0 [ 104.172749][ T4973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.175442][ T4973] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 104.177480][ T4973] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 104.178941][ T4973] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 104.180466][ T4973] sp : ffff8000204779c0 [ 104.181573][ T4973] x29: ffff800020477a60 x28: ffff800020477a20 x27: 1ffff0000408ef40 [ 104.183667][ T4973] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000eacbe6e0 [ 104.185712][ T4973] x23: ffff0000de242370 x22: 1ffff0000408ef44 x21: dfff800000000000 [ 104.187770][ T4973] x20: 1fffe0001bc48479 x19: ffff0000de2423c8 x18: 0000000000000001 [ 104.189871][ T4973] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 104.191942][ T4973] x14: ffff0000d0c3b680 x13: 0000000000000001 x12: 0000000000000001 [ 104.194016][ T4973] x11: 0000000000000000 x10: 0000000000000000 x9 : 005ec464a54c3600 [ 104.196261][ T4973] x8 : 005ec464a54c3600 x7 : 0000000000000001 x6 : 0000000000000001 [ 104.198356][ T4973] x5 : ffff800020477138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 104.200505][ T4973] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 104.202655][ T4973] Call trace: [ 104.203551][ T4973] __btrfs_unlink_inode+0x95c/0xb48 [ 104.204959][ T4973] btrfs_unlink+0x10c/0x254 [ 104.206230][ T4973] vfs_unlink+0x2f0/0x508 [ 104.207427][ T4973] do_unlinkat+0x4cc/0x830 [ 104.208577][ T4973] __arm64_sys_unlinkat+0xcc/0xfc [ 104.209996][ T4973] invoke_syscall+0x98/0x2b8 [ 104.211253][ T4973] el0_svc_common+0x138/0x258 [ 104.212513][ T4973] do_el0_svc+0x58/0x14c [ 104.213720][ T4973] el0_svc+0x7c/0x1f0 [ 104.214787][ T4973] el0t_64_sync_handler+0x84/0xe4 [ 104.216118][ T4973] el0t_64_sync+0x1a0/0x1a4 [ 104.217351][ T4973] irq event stamp: 80604 [ 104.218538][ T4973] hardirqs last enabled at (80603): [] __up_console_sem+0xb4/0x100 [ 104.221255][ T4973] hardirqs last disabled at (80604): [] el1_dbg+0x24/0x80 [ 104.223598][ T4973] softirqs last enabled at (80580): [] handle_softirqs+0xb88/0xdbc [ 104.226159][ T4973] softirqs last disabled at (80561): [] __irq_exit_rcu+0x268/0x4d8 [ 104.228651][ T4973] ---[ end trace 8528959ba3f4765e ]--- [ 104.234306][ T4973] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 104.237202][ T4973] BTRFS info (device loop0): forced readonly [ 104.615718][ T4995] loop0: detected capacity change from 0 to 32768 [ 104.658109][ T4995] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (4995) [ 104.709043][ T4995] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 104.712157][ T4995] BTRFS info (device loop0): using free space tree [ 104.713835][ T4995] BTRFS info (device loop0): has skinny extents [ 104.738202][ T4995] BTRFS info (device loop0): enabling ssd optimizations [ 104.747700][ T4995] FAULT_INJECTION: forcing a failure. [ 104.747700][ T4995] name failslab, interval 1, probability 0, space 0, times 0 [ 104.751181][ T4995] CPU: 0 PID: 4995 Comm: syz.0.20 Tainted: G W 5.15.174-syzkaller #0 [ 104.753633][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.756255][ T4995] Call trace: [ 104.757085][ T4995] dump_backtrace+0x0/0x530 [ 104.758259][ T4995] show_stack+0x2c/0x3c [ 104.759328][ T4995] dump_stack_lvl+0x108/0x170 [ 104.760561][ T4995] dump_stack+0x1c/0x58 [ 104.761665][ T4995] should_fail+0x3b8/0x514 [ 104.762838][ T4995] __should_failslab+0xbc/0x110 [ 104.764127][ T4995] should_failslab+0x10/0x28 [ 104.765332][ T4995] slab_pre_alloc_hook+0x64/0xe8 [ 104.766570][ T4995] kmem_cache_alloc_trace+0x9c/0x47c [ 104.767965][ T4995] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 104.769555][ T4995] __btrfs_unlink_inode+0x350/0xb48 [ 104.770971][ T4995] btrfs_unlink+0x10c/0x254 [ 104.772143][ T4995] vfs_unlink+0x2f0/0x508 [ 104.773276][ T4995] do_unlinkat+0x4cc/0x830 [ 104.774397][ T4995] __arm64_sys_unlinkat+0xcc/0xfc [ 104.775691][ T4995] invoke_syscall+0x98/0x2b8 [ 104.776860][ T4995] el0_svc_common+0x138/0x258 [ 104.778051][ T4995] do_el0_svc+0x58/0x14c [ 104.779147][ T4995] el0_svc+0x7c/0x1f0 [ 104.780180][ T4995] el0t_64_sync_handler+0x84/0xe4 [ 104.781474][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 104.784100][ T4995] ------------[ cut here ]------------ [ 104.785875][ T4995] WARNING: CPU: 0 PID: 4995 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 104.788272][ T4995] Modules linked in: [ 104.789246][ T4995] CPU: 0 PID: 4995 Comm: syz.0.20 Tainted: G W 5.15.174-syzkaller #0 [ 104.791615][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 104.794104][ T4995] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 104.796181][ T4995] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 104.797607][ T4995] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 104.799036][ T4995] sp : ffff80001fc379c0 [ 104.800096][ T4995] x29: ffff80001fc37a60 x28: ffff80001fc37a20 x27: 1ffff00003f86f40 [ 104.802156][ T4995] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c7e61e70 [ 104.804232][ T4995] x23: ffff0000de23b370 x22: 1ffff00003f86f44 x21: dfff800000000000 [ 104.806298][ T4995] x20: 1fffe0001bc47679 x19: ffff0000de23b3c8 x18: 0000000000000001 [ 104.808388][ T4995] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 104.810514][ T4995] x14: ffff0000d0c39b40 x13: 0000000000000001 x12: 0000000000000001 [ 104.812611][ T4995] x11: 0000000000000000 x10: 0000000000000000 x9 : 964f1489b772e600 [ 104.814660][ T4995] x8 : 964f1489b772e600 x7 : 0000000000000001 x6 : 0000000000000001 [ 104.816750][ T4995] x5 : ffff80001fc37138 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 104.818909][ T4995] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 104.820956][ T4995] Call trace: [ 104.821809][ T4995] __btrfs_unlink_inode+0x95c/0xb48 [ 104.823159][ T4995] btrfs_unlink+0x10c/0x254 [ 104.824351][ T4995] vfs_unlink+0x2f0/0x508 [ 104.825475][ T4995] do_unlinkat+0x4cc/0x830 [ 104.826698][ T4995] __arm64_sys_unlinkat+0xcc/0xfc [ 104.827990][ T4995] invoke_syscall+0x98/0x2b8 [ 104.829168][ T4995] el0_svc_common+0x138/0x258 [ 104.830449][ T4995] do_el0_svc+0x58/0x14c [ 104.831553][ T4995] el0_svc+0x7c/0x1f0 [ 104.832585][ T4995] el0t_64_sync_handler+0x84/0xe4 [ 104.833888][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 104.835081][ T4995] irq event stamp: 81772 [ 104.836207][ T4995] hardirqs last enabled at (81771): [] __up_console_sem+0xb4/0x100 [ 104.838678][ T4995] hardirqs last disabled at (81772): [] el1_dbg+0x24/0x80 [ 104.840909][ T4995] softirqs last enabled at (81762): [] handle_softirqs+0xb88/0xdbc [ 104.843405][ T4995] softirqs last disabled at (81753): [] __irq_exit_rcu+0x268/0x4d8 [ 104.845836][ T4995] ---[ end trace 8528959ba3f4765f ]--- [ 104.848415][ T4995] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 104.850803][ T4995] BTRFS info (device loop0): forced readonly [ 105.240962][ T5016] loop0: detected capacity change from 0 to 32768 [ 105.325504][ T5016] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5016) [ 105.377947][ T5016] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 105.380468][ T5016] BTRFS info (device loop0): using free space tree [ 105.382142][ T5016] BTRFS info (device loop0): has skinny extents [ 105.398764][ T5016] BTRFS info (device loop0): enabling ssd optimizations [ 105.406290][ T5016] FAULT_INJECTION: forcing a failure. [ 105.406290][ T5016] name failslab, interval 1, probability 0, space 0, times 0 [ 105.409478][ T5016] CPU: 1 PID: 5016 Comm: syz.0.21 Tainted: G W 5.15.174-syzkaller #0 [ 105.411813][ T5016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.414398][ T5016] Call trace: [ 105.415278][ T5016] dump_backtrace+0x0/0x530 [ 105.416423][ T5016] show_stack+0x2c/0x3c [ 105.417509][ T5016] dump_stack_lvl+0x108/0x170 [ 105.418818][ T5016] dump_stack+0x1c/0x58 [ 105.419909][ T5016] should_fail+0x3b8/0x514 [ 105.421047][ T5016] __should_failslab+0xbc/0x110 [ 105.422400][ T5016] should_failslab+0x10/0x28 [ 105.423605][ T5016] slab_pre_alloc_hook+0x64/0xe8 [ 105.424972][ T5016] kmem_cache_alloc+0x98/0x45c [ 105.426276][ T5016] btrfs_alloc_path+0x5c/0x68 [ 105.427494][ T5016] __btrfs_unlink_inode+0x268/0xb48 [ 105.429009][ T5016] btrfs_unlink+0x10c/0x254 [ 105.430250][ T5016] vfs_unlink+0x2f0/0x508 [ 105.431373][ T5016] do_unlinkat+0x4cc/0x830 [ 105.432466][ T5016] __arm64_sys_unlinkat+0xcc/0xfc [ 105.433839][ T5016] invoke_syscall+0x98/0x2b8 [ 105.435107][ T5016] el0_svc_common+0x138/0x258 [ 105.436508][ T5016] do_el0_svc+0x58/0x14c [ 105.437596][ T5016] el0_svc+0x7c/0x1f0 [ 105.438686][ T5016] el0t_64_sync_handler+0x84/0xe4 [ 105.440031][ T5016] el0t_64_sync+0x1a0/0x1a4 [ 105.815693][ T5037] loop0: detected capacity change from 0 to 32768 [ 105.856519][ T5037] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5037) [ 105.899339][ T5037] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 105.901749][ T5037] BTRFS info (device loop0): using free space tree [ 105.903578][ T5037] BTRFS info (device loop0): has skinny extents [ 105.921089][ T5037] BTRFS info (device loop0): enabling ssd optimizations [ 105.931075][ T5037] FAULT_INJECTION: forcing a failure. [ 105.931075][ T5037] name failslab, interval 1, probability 0, space 0, times 0 [ 105.936014][ T5037] CPU: 0 PID: 5037 Comm: syz.0.22 Tainted: G W 5.15.174-syzkaller #0 [ 105.938503][ T5037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.941279][ T5037] Call trace: [ 105.942178][ T5037] dump_backtrace+0x0/0x530 [ 105.943399][ T5037] show_stack+0x2c/0x3c [ 105.944538][ T5037] dump_stack_lvl+0x108/0x170 [ 105.945815][ T5037] dump_stack+0x1c/0x58 [ 105.947002][ T5037] should_fail+0x3b8/0x514 [ 105.948229][ T5037] __should_failslab+0xbc/0x110 [ 105.949601][ T5037] should_failslab+0x10/0x28 [ 105.950783][ T5037] slab_pre_alloc_hook+0x64/0xe8 [ 105.952074][ T5037] kmem_cache_alloc_trace+0x9c/0x47c [ 105.953600][ T5037] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 105.955334][ T5037] __btrfs_unlink_inode+0x350/0xb48 [ 105.956830][ T5037] btrfs_unlink+0x10c/0x254 [ 105.958044][ T5037] vfs_unlink+0x2f0/0x508 [ 105.959214][ T5037] do_unlinkat+0x4cc/0x830 [ 105.960422][ T5037] __arm64_sys_unlinkat+0xcc/0xfc [ 105.961788][ T5037] invoke_syscall+0x98/0x2b8 [ 105.963047][ T5037] el0_svc_common+0x138/0x258 [ 105.964385][ T5037] do_el0_svc+0x58/0x14c [ 105.965607][ T5037] el0_svc+0x7c/0x1f0 [ 105.966687][ T5037] el0t_64_sync_handler+0x84/0xe4 [ 105.968105][ T5037] el0t_64_sync+0x1a0/0x1a4 [ 105.971808][ T5037] ------------[ cut here ]------------ [ 105.973516][ T5037] WARNING: CPU: 0 PID: 5037 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 105.976117][ T5037] Modules linked in: [ 105.977229][ T5037] CPU: 0 PID: 5037 Comm: syz.0.22 Tainted: G W 5.15.174-syzkaller #0 [ 105.979873][ T5037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 105.982540][ T5037] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 105.984740][ T5037] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 105.986285][ T5037] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 105.987727][ T5037] sp : ffff8000204779c0 [ 105.988846][ T5037] x29: ffff800020477a60 x28: ffff800020477a20 x27: 1ffff0000408ef40 [ 105.991037][ T5037] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d581b6e0 [ 105.993417][ T5037] x23: ffff0000de23b630 x22: 1ffff0000408ef44 x21: dfff800000000000 [ 105.995682][ T5037] x20: 1fffe0001bc476d1 x19: ffff0000de23b688 x18: 0000000000000001 [ 105.997893][ T5037] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 106.000089][ T5037] x14: ffff0000e65cb680 x13: 0000000000000001 x12: 0000000000000001 [ 106.002338][ T5037] x11: 0000000000000000 x10: 0000000000000000 x9 : 2e21cad6fc556900 [ 106.004717][ T5037] x8 : 2e21cad6fc556900 x7 : 0000000000000001 x6 : 0000000000000001 [ 106.006907][ T5037] x5 : ffff800020477138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 106.009220][ T5037] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 106.011388][ T5037] Call trace: [ 106.012310][ T5037] __btrfs_unlink_inode+0x95c/0xb48 [ 106.013732][ T5037] btrfs_unlink+0x10c/0x254 [ 106.014951][ T5037] vfs_unlink+0x2f0/0x508 [ 106.016135][ T5037] do_unlinkat+0x4cc/0x830 [ 106.017475][ T5037] __arm64_sys_unlinkat+0xcc/0xfc [ 106.018828][ T5037] invoke_syscall+0x98/0x2b8 [ 106.020078][ T5037] el0_svc_common+0x138/0x258 [ 106.021423][ T5037] do_el0_svc+0x58/0x14c [ 106.022581][ T5037] el0_svc+0x7c/0x1f0 [ 106.023672][ T5037] el0t_64_sync_handler+0x84/0xe4 [ 106.025089][ T5037] el0t_64_sync+0x1a0/0x1a4 [ 106.026341][ T5037] irq event stamp: 79970 [ 106.027554][ T5037] hardirqs last enabled at (79969): [] __up_console_sem+0xb4/0x100 [ 106.030109][ T5037] hardirqs last disabled at (79970): [] el1_dbg+0x24/0x80 [ 106.032436][ T5037] softirqs last enabled at (79950): [] handle_softirqs+0xb88/0xdbc [ 106.035185][ T5037] softirqs last disabled at (79867): [] __irq_exit_rcu+0x268/0x4d8 [ 106.037986][ T5037] ---[ end trace 8528959ba3f47660 ]--- [ 106.042012][ T5037] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 106.044764][ T5037] BTRFS info (device loop0): forced readonly 1970/01/01 00:01:46 executed programs: 10 [ 106.411342][ T5058] loop0: detected capacity change from 0 to 32768 [ 106.447152][ T5058] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5058) [ 106.486824][ T5058] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 106.489462][ T5058] BTRFS info (device loop0): using free space tree [ 106.491327][ T5058] BTRFS info (device loop0): has skinny extents [ 106.518440][ T5058] BTRFS info (device loop0): enabling ssd optimizations [ 106.526266][ T5058] FAULT_INJECTION: forcing a failure. [ 106.526266][ T5058] name failslab, interval 1, probability 0, space 0, times 0 [ 106.529704][ T5058] CPU: 0 PID: 5058 Comm: syz.0.23 Tainted: G W 5.15.174-syzkaller #0 [ 106.532290][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 106.535053][ T5058] Call trace: [ 106.535938][ T5058] dump_backtrace+0x0/0x530 [ 106.537246][ T5058] show_stack+0x2c/0x3c [ 106.538398][ T5058] dump_stack_lvl+0x108/0x170 [ 106.539603][ T5058] dump_stack+0x1c/0x58 [ 106.540748][ T5058] should_fail+0x3b8/0x514 [ 106.541970][ T5058] __should_failslab+0xbc/0x110 [ 106.543318][ T5058] should_failslab+0x10/0x28 [ 106.544571][ T5058] slab_pre_alloc_hook+0x64/0xe8 [ 106.545885][ T5058] kmem_cache_alloc_trace+0x9c/0x47c [ 106.547325][ T5058] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 106.548972][ T5058] __btrfs_unlink_inode+0x350/0xb48 [ 106.550387][ T5058] btrfs_unlink+0x10c/0x254 [ 106.551557][ T5058] vfs_unlink+0x2f0/0x508 [ 106.552711][ T5058] do_unlinkat+0x4cc/0x830 [ 106.553972][ T5058] __arm64_sys_unlinkat+0xcc/0xfc [ 106.555407][ T5058] invoke_syscall+0x98/0x2b8 [ 106.556643][ T5058] el0_svc_common+0x138/0x258 [ 106.557965][ T5058] do_el0_svc+0x58/0x14c [ 106.559118][ T5058] el0_svc+0x7c/0x1f0 [ 106.560236][ T5058] el0t_64_sync_handler+0x84/0xe4 [ 106.561667][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 106.565359][ T5058] ------------[ cut here ]------------ [ 106.567106][ T5058] WARNING: CPU: 0 PID: 5058 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 106.569752][ T5058] Modules linked in: [ 106.570811][ T5058] CPU: 0 PID: 5058 Comm: syz.0.23 Tainted: G W 5.15.174-syzkaller #0 [ 106.573343][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 106.576098][ T5058] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 106.578215][ T5058] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 106.579727][ T5058] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 106.581259][ T5058] sp : ffff8000209f79c0 [ 106.582370][ T5058] x29: ffff8000209f7a60 x28: ffff8000209f7a20 x27: 1ffff0000413ef40 [ 106.584781][ T5058] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000eb1296e0 [ 106.586985][ T5058] x23: ffff0000de23b790 x22: 1ffff0000413ef44 x21: dfff800000000000 [ 106.589074][ T5058] x20: 1fffe0001bc476fd x19: ffff0000de23b7e8 x18: 0000000000000001 [ 106.591228][ T5058] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 106.593611][ T5058] x14: ffff0000c722d1c0 x13: 0000000000000001 x12: 0000000000000001 [ 106.595774][ T5058] x11: 0000000000000000 x10: 0000000000000000 x9 : 76de85740bbd1d00 [ 106.597939][ T5058] x8 : 76de85740bbd1d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 106.600163][ T5058] x5 : ffff8000209f7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 106.602279][ T5058] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 106.604412][ T5058] Call trace: [ 106.605267][ T5058] __btrfs_unlink_inode+0x95c/0xb48 [ 106.606689][ T5058] btrfs_unlink+0x10c/0x254 [ 106.607977][ T5058] vfs_unlink+0x2f0/0x508 [ 106.609123][ T5058] do_unlinkat+0x4cc/0x830 [ 106.610388][ T5058] __arm64_sys_unlinkat+0xcc/0xfc [ 106.611733][ T5058] invoke_syscall+0x98/0x2b8 [ 106.613081][ T5058] el0_svc_common+0x138/0x258 [ 106.614421][ T5058] do_el0_svc+0x58/0x14c [ 106.615649][ T5058] el0_svc+0x7c/0x1f0 [ 106.616688][ T5058] el0t_64_sync_handler+0x84/0xe4 [ 106.618023][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 106.619237][ T5058] irq event stamp: 79916 [ 106.620462][ T5058] hardirqs last enabled at (79915): [] __up_console_sem+0xb4/0x100 [ 106.622958][ T5058] hardirqs last disabled at (79916): [] el1_dbg+0x24/0x80 [ 106.625411][ T5058] softirqs last enabled at (79896): [] handle_softirqs+0xb88/0xdbc [ 106.627917][ T5058] softirqs last disabled at (79873): [] __irq_exit_rcu+0x268/0x4d8 [ 106.630459][ T5058] ---[ end trace 8528959ba3f47661 ]--- [ 106.634243][ T5058] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 106.637075][ T5058] BTRFS info (device loop0): forced readonly [ 107.004055][ T5079] loop0: detected capacity change from 0 to 32768 [ 107.085673][ T5079] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5079) [ 107.139219][ T5079] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 107.141603][ T5079] BTRFS info (device loop0): using free space tree [ 107.143449][ T5079] BTRFS info (device loop0): has skinny extents [ 107.164032][ T5079] BTRFS info (device loop0): enabling ssd optimizations [ 107.173268][ T5079] FAULT_INJECTION: forcing a failure. [ 107.173268][ T5079] name failslab, interval 1, probability 0, space 0, times 0 [ 107.178282][ T5079] CPU: 0 PID: 5079 Comm: syz.0.24 Tainted: G W 5.15.174-syzkaller #0 [ 107.180714][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 107.183300][ T5079] Call trace: [ 107.184160][ T5079] dump_backtrace+0x0/0x530 [ 107.185407][ T5079] show_stack+0x2c/0x3c [ 107.186566][ T5079] dump_stack_lvl+0x108/0x170 [ 107.187822][ T5079] dump_stack+0x1c/0x58 [ 107.188953][ T5079] should_fail+0x3b8/0x514 [ 107.190120][ T5079] __should_failslab+0xbc/0x110 [ 107.191487][ T5079] should_failslab+0x10/0x28 [ 107.192747][ T5079] slab_pre_alloc_hook+0x64/0xe8 [ 107.194050][ T5079] kmem_cache_alloc_trace+0x9c/0x47c [ 107.195430][ T5079] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 107.197125][ T5079] __btrfs_unlink_inode+0x350/0xb48 [ 107.198470][ T5079] btrfs_unlink+0x10c/0x254 [ 107.199720][ T5079] vfs_unlink+0x2f0/0x508 [ 107.200867][ T5079] do_unlinkat+0x4cc/0x830 [ 107.202112][ T5079] __arm64_sys_unlinkat+0xcc/0xfc [ 107.203604][ T5079] invoke_syscall+0x98/0x2b8 [ 107.204931][ T5079] el0_svc_common+0x138/0x258 [ 107.206329][ T5079] do_el0_svc+0x58/0x14c [ 107.207457][ T5079] el0_svc+0x7c/0x1f0 [ 107.208465][ T5079] el0t_64_sync_handler+0x84/0xe4 [ 107.209762][ T5079] el0t_64_sync+0x1a0/0x1a4 [ 107.212360][ T5079] ------------[ cut here ]------------ [ 107.214003][ T5079] WARNING: CPU: 0 PID: 5079 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 107.216605][ T5079] Modules linked in: [ 107.217663][ T5079] CPU: 0 PID: 5079 Comm: syz.0.24 Tainted: G W 5.15.174-syzkaller #0 [ 107.220254][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 107.223015][ T5079] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.225251][ T5079] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 107.226722][ T5079] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 107.228324][ T5079] sp : ffff800020b279c0 [ 107.229498][ T5079] x29: ffff800020b27a60 x28: ffff800020b27a20 x27: 1ffff00004164f40 [ 107.231625][ T5079] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000da1cc6e0 [ 107.233753][ T5079] x23: ffff0000de23b8f0 x22: 1ffff00004164f44 x21: dfff800000000000 [ 107.236011][ T5079] x20: 1fffe0001bc47729 x19: ffff0000de23b948 x18: 0000000000000001 [ 107.238268][ T5079] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 107.240449][ T5079] x14: ffff0000cd3f0000 x13: 0000000000000001 x12: 0000000000000001 [ 107.242686][ T5079] x11: 0000000000000000 x10: 0000000000000000 x9 : d00e56316e634600 [ 107.244917][ T5079] x8 : d00e56316e634600 x7 : 0000000000000001 x6 : 0000000000000001 [ 107.247081][ T5079] x5 : ffff800020b27138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 107.249261][ T5079] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 107.251427][ T5079] Call trace: [ 107.252290][ T5079] __btrfs_unlink_inode+0x95c/0xb48 [ 107.253642][ T5079] btrfs_unlink+0x10c/0x254 [ 107.254838][ T5079] vfs_unlink+0x2f0/0x508 [ 107.256012][ T5079] do_unlinkat+0x4cc/0x830 [ 107.257175][ T5079] __arm64_sys_unlinkat+0xcc/0xfc [ 107.258483][ T5079] invoke_syscall+0x98/0x2b8 [ 107.259720][ T5079] el0_svc_common+0x138/0x258 [ 107.260933][ T5079] do_el0_svc+0x58/0x14c [ 107.262060][ T5079] el0_svc+0x7c/0x1f0 [ 107.263100][ T5079] el0t_64_sync_handler+0x84/0xe4 [ 107.264409][ T5079] el0t_64_sync+0x1a0/0x1a4 [ 107.265608][ T5079] irq event stamp: 81320 [ 107.266727][ T5079] hardirqs last enabled at (81319): [] __up_console_sem+0xb4/0x100 [ 107.269225][ T5079] hardirqs last disabled at (81320): [] el1_dbg+0x24/0x80 [ 107.271479][ T5079] softirqs last enabled at (81300): [] handle_softirqs+0xb88/0xdbc [ 107.273996][ T5079] softirqs last disabled at (81283): [] __irq_exit_rcu+0x268/0x4d8 [ 107.276524][ T5079] ---[ end trace 8528959ba3f47662 ]--- [ 107.279292][ T5079] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 107.281787][ T5079] BTRFS info (device loop0): forced readonly [ 107.632181][ T5100] loop0: detected capacity change from 0 to 32768 [ 107.717002][ T5100] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5100) [ 107.758570][ T5100] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 107.760932][ T5100] BTRFS info (device loop0): using free space tree [ 107.762644][ T5100] BTRFS info (device loop0): has skinny extents [ 107.781678][ T5100] BTRFS info (device loop0): enabling ssd optimizations [ 107.790036][ T5100] FAULT_INJECTION: forcing a failure. [ 107.790036][ T5100] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 107.793366][ T5100] CPU: 1 PID: 5100 Comm: syz.0.25 Tainted: G W 5.15.174-syzkaller #0 [ 107.795761][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 107.798329][ T5100] Call trace: [ 107.799157][ T5100] dump_backtrace+0x0/0x530 [ 107.800362][ T5100] show_stack+0x2c/0x3c [ 107.801413][ T5100] dump_stack_lvl+0x108/0x170 [ 107.802634][ T5100] dump_stack+0x1c/0x58 [ 107.803761][ T5100] should_fail+0x3b8/0x514 [ 107.804898][ T5100] should_fail_alloc_page+0x74/0xa8 [ 107.806268][ T5100] prepare_alloc_pages+0x160/0x460 [ 107.807610][ T5100] __alloc_pages+0x138/0x674 [ 107.808780][ T5100] alloc_pages+0x368/0x5d4 [ 107.809942][ T5100] new_slab+0xec/0x56c [ 107.811050][ T5100] ___slab_alloc+0x6bc/0xdbc [ 107.812246][ T5100] kmem_cache_alloc+0x2d8/0x45c [ 107.813468][ T5100] btrfs_alloc_path+0x5c/0x68 [ 107.814664][ T5100] __btrfs_unlink_inode+0x268/0xb48 [ 107.816007][ T5100] btrfs_unlink+0x10c/0x254 [ 107.817180][ T5100] vfs_unlink+0x2f0/0x508 [ 107.818289][ T5100] do_unlinkat+0x4cc/0x830 [ 107.819420][ T5100] __arm64_sys_unlinkat+0xcc/0xfc [ 107.820718][ T5100] invoke_syscall+0x98/0x2b8 [ 107.821898][ T5100] el0_svc_common+0x138/0x258 [ 107.823094][ T5100] do_el0_svc+0x58/0x14c [ 107.824173][ T5100] el0_svc+0x7c/0x1f0 [ 107.825203][ T5100] el0t_64_sync_handler+0x84/0xe4 [ 107.826510][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 108.189288][ T5121] loop0: detected capacity change from 0 to 32768 [ 108.276944][ T5121] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5121) [ 108.317361][ T5121] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 108.319784][ T5121] BTRFS info (device loop0): using free space tree [ 108.321504][ T5121] BTRFS info (device loop0): has skinny extents [ 108.338499][ T5121] BTRFS info (device loop0): enabling ssd optimizations [ 108.345958][ T5121] FAULT_INJECTION: forcing a failure. [ 108.345958][ T5121] name failslab, interval 1, probability 0, space 0, times 0 [ 108.349373][ T5121] CPU: 1 PID: 5121 Comm: syz.0.26 Tainted: G W 5.15.174-syzkaller #0 [ 108.351870][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 108.354628][ T5121] Call trace: [ 108.355466][ T5121] dump_backtrace+0x0/0x530 [ 108.356699][ T5121] show_stack+0x2c/0x3c [ 108.357793][ T5121] dump_stack_lvl+0x108/0x170 [ 108.359054][ T5121] dump_stack+0x1c/0x58 [ 108.360182][ T5121] should_fail+0x3b8/0x514 [ 108.361310][ T5121] __should_failslab+0xbc/0x110 [ 108.362618][ T5121] should_failslab+0x10/0x28 [ 108.363844][ T5121] slab_pre_alloc_hook+0x64/0xe8 [ 108.365219][ T5121] kmem_cache_alloc_trace+0x9c/0x47c [ 108.366674][ T5121] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 108.368360][ T5121] __btrfs_unlink_inode+0x350/0xb48 [ 108.369764][ T5121] btrfs_unlink+0x10c/0x254 [ 108.370998][ T5121] vfs_unlink+0x2f0/0x508 [ 108.372255][ T5121] do_unlinkat+0x4cc/0x830 [ 108.373499][ T5121] __arm64_sys_unlinkat+0xcc/0xfc [ 108.374838][ T5121] invoke_syscall+0x98/0x2b8 [ 108.376121][ T5121] el0_svc_common+0x138/0x258 [ 108.377461][ T5121] do_el0_svc+0x58/0x14c [ 108.378696][ T5121] el0_svc+0x7c/0x1f0 [ 108.379841][ T5121] el0t_64_sync_handler+0x84/0xe4 [ 108.381238][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 108.383187][ T5121] ------------[ cut here ]------------ [ 108.385029][ T5121] WARNING: CPU: 1 PID: 5121 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 108.387489][ T5121] Modules linked in: [ 108.388558][ T5121] CPU: 1 PID: 5121 Comm: syz.0.26 Tainted: G W 5.15.174-syzkaller #0 [ 108.390995][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 108.393540][ T5121] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 108.395777][ T5121] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 108.397383][ T5121] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 108.398800][ T5121] sp : ffff800020b279c0 [ 108.399889][ T5121] x29: ffff800020b27a60 x28: ffff800020b27a20 x27: 1ffff00004164f40 [ 108.402019][ T5121] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d967b420 [ 108.404171][ T5121] x23: ffff0000de2429a0 x22: 1ffff00004164f44 x21: dfff800000000000 [ 108.406269][ T5121] x20: 1fffe0001bc4853f x19: ffff0000de2429f8 x18: 0000000000000001 [ 108.408394][ T5121] x17: 0000000000000000 x16: ffff800008336558 x15: 00000000ffffffff [ 108.410570][ T5121] x14: ffff0000c1a48000 x13: 0000000000000001 x12: 0000000000000001 [ 108.412877][ T5121] x11: 0000000000000000 x10: 0000000000000000 x9 : e523c7733cb1eb00 [ 108.414967][ T5121] x8 : e523c7733cb1eb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 108.417197][ T5121] x5 : ffff800020b27138 x4 : ffff800014c50660 x3 : ffff8000083366a4 [ 108.419488][ T5121] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 108.421592][ T5121] Call trace: [ 108.422543][ T5121] __btrfs_unlink_inode+0x95c/0xb48 [ 108.423955][ T5121] btrfs_unlink+0x10c/0x254 [ 108.425148][ T5121] vfs_unlink+0x2f0/0x508 [ 108.426302][ T5121] do_unlinkat+0x4cc/0x830 [ 108.427558][ T5121] __arm64_sys_unlinkat+0xcc/0xfc [ 108.428949][ T5121] invoke_syscall+0x98/0x2b8 [ 108.430200][ T5121] el0_svc_common+0x138/0x258 [ 108.431514][ T5121] do_el0_svc+0x58/0x14c [ 108.432633][ T5121] el0_svc+0x7c/0x1f0 [ 108.433793][ T5121] el0t_64_sync_handler+0x84/0xe4 [ 108.435157][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 108.436377][ T5121] irq event stamp: 79616 [ 108.437589][ T5121] hardirqs last enabled at (79615): [] __up_console_sem+0xb4/0x100 [ 108.440286][ T5121] hardirqs last disabled at (79616): [] el1_dbg+0x24/0x80 [ 108.442611][ T5121] softirqs last enabled at (79606): [] handle_softirqs+0xb88/0xdbc [ 108.445092][ T5121] softirqs last disabled at (79541): [] __irq_exit_rcu+0x268/0x4d8 [ 108.447610][ T5121] ---[ end trace 8528959ba3f47663 ]--- [ 108.449243][ T5121] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 108.451600][ T5121] BTRFS info (device loop0): forced readonly [ 108.812073][ T5142] loop0: detected capacity change from 0 to 32768 [ 108.895891][ T5142] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5142) [ 108.937704][ T5142] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 108.940467][ T5142] BTRFS info (device loop0): using free space tree [ 108.943515][ T5142] BTRFS info (device loop0): has skinny extents [ 108.959692][ T5142] BTRFS info (device loop0): enabling ssd optimizations [ 108.967559][ T5142] FAULT_INJECTION: forcing a failure. [ 108.967559][ T5142] name failslab, interval 1, probability 0, space 0, times 0 [ 108.971018][ T5142] CPU: 1 PID: 5142 Comm: syz.0.27 Tainted: G W 5.15.174-syzkaller #0 [ 108.973472][ T5142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 108.976207][ T5142] Call trace: [ 108.977039][ T5142] dump_backtrace+0x0/0x530 [ 108.978274][ T5142] show_stack+0x2c/0x3c [ 108.979425][ T5142] dump_stack_lvl+0x108/0x170 [ 108.980630][ T5142] dump_stack+0x1c/0x58 [ 108.981825][ T5142] should_fail+0x3b8/0x514 [ 108.983045][ T5142] __should_failslab+0xbc/0x110 [ 108.984355][ T5142] should_failslab+0x10/0x28 [ 108.985580][ T5142] slab_pre_alloc_hook+0x64/0xe8 [ 108.986942][ T5142] kmem_cache_alloc+0x98/0x45c [ 108.988282][ T5142] btrfs_alloc_path+0x5c/0x68 [ 108.989632][ T5142] __btrfs_unlink_inode+0x268/0xb48 [ 108.991033][ T5142] btrfs_unlink+0x10c/0x254 [ 108.992302][ T5142] vfs_unlink+0x2f0/0x508 [ 108.993511][ T5142] do_unlinkat+0x4cc/0x830 [ 108.994690][ T5142] __arm64_sys_unlinkat+0xcc/0xfc [ 108.996033][ T5142] invoke_syscall+0x98/0x2b8 [ 108.997299][ T5142] el0_svc_common+0x138/0x258 [ 108.998579][ T5142] do_el0_svc+0x58/0x14c [ 108.999716][ T5142] el0_svc+0x7c/0x1f0 [ 109.000794][ T5142] el0t_64_sync_handler+0x84/0xe4 [ 109.002348][ T5142] el0t_64_sync+0x1a0/0x1a4 [ 109.384833][ T5163] loop0: detected capacity change from 0 to 32768 [ 109.477390][ T5163] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5163) [ 109.523999][ T5163] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 109.526559][ T5163] BTRFS info (device loop0): using free space tree [ 109.528237][ T5163] BTRFS info (device loop0): has skinny extents [ 109.555682][ T5163] BTRFS info (device loop0): enabling ssd optimizations [ 109.563918][ T5163] FAULT_INJECTION: forcing a failure. [ 109.563918][ T5163] name failslab, interval 1, probability 0, space 0, times 0 [ 109.569593][ T5163] CPU: 1 PID: 5163 Comm: syz.0.28 Tainted: G W 5.15.174-syzkaller #0 [ 109.571894][ T5163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 109.574305][ T5163] Call trace: [ 109.575095][ T5163] dump_backtrace+0x0/0x530 [ 109.576198][ T5163] show_stack+0x2c/0x3c [ 109.577242][ T5163] dump_stack_lvl+0x108/0x170 [ 109.578394][ T5163] dump_stack+0x1c/0x58 [ 109.579429][ T5163] should_fail+0x3b8/0x514 [ 109.580497][ T5163] __should_failslab+0xbc/0x110 [ 109.581698][ T5163] should_failslab+0x10/0x28 [ 109.582844][ T5163] slab_pre_alloc_hook+0x64/0xe8 [ 109.584035][ T5163] kmem_cache_alloc_trace+0x9c/0x47c [ 109.585338][ T5163] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 109.586841][ T5163] __btrfs_unlink_inode+0x350/0xb48 [ 109.588110][ T5163] btrfs_unlink+0x10c/0x254 [ 109.589210][ T5163] vfs_unlink+0x2f0/0x508 [ 109.590264][ T5163] do_unlinkat+0x4cc/0x830 [ 109.591357][ T5163] __arm64_sys_unlinkat+0xcc/0xfc [ 109.592577][ T5163] invoke_syscall+0x98/0x2b8 [ 109.593738][ T5163] el0_svc_common+0x138/0x258 [ 109.594937][ T5163] do_el0_svc+0x58/0x14c [ 109.596000][ T5163] el0_svc+0x7c/0x1f0 [ 109.596991][ T5163] el0t_64_sync_handler+0x84/0xe4 [ 109.598203][ T5163] el0t_64_sync+0x1a0/0x1a4 [ 109.603380][ T5163] ------------[ cut here ]------------ [ 109.605174][ T5163] WARNING: CPU: 1 PID: 5163 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 109.607600][ T5163] Modules linked in: [ 109.608557][ T5163] CPU: 1 PID: 5163 Comm: syz.0.28 Tainted: G W 5.15.174-syzkaller #0 [ 109.611096][ T5163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 109.613722][ T5163] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.616019][ T5163] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 109.617640][ T5163] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 109.619085][ T5163] sp : ffff800020d479c0 [ 109.620289][ T5163] x29: ffff800020d47a60 x28: ffff800020d47a20 x27: 1ffff000041a8f40 [ 109.622617][ T5163] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000ca8da210 [ 109.624883][ T5163] x23: ffff0000de242c60 x22: 1ffff000041a8f44 x21: dfff800000000000 [ 109.627082][ T5163] x20: 1fffe0001bc48597 x19: ffff0000de242cb8 x18: 0000000000000001 [ 109.629407][ T5163] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 109.631615][ T5163] x14: ffff0000d4be8000 x13: 0000000000000001 x12: 0000000000000001 [ 109.633911][ T5163] x11: 0000000000000000 x10: 0000000000000000 x9 : 84f84f8c22656800 [ 109.636038][ T5163] x8 : 84f84f8c22656800 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.638159][ T5163] x5 : ffff800020d47138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 109.640283][ T5163] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.642384][ T5163] Call trace: [ 109.643209][ T5163] __btrfs_unlink_inode+0x95c/0xb48 [ 109.644557][ T5163] btrfs_unlink+0x10c/0x254 [ 109.645721][ T5163] vfs_unlink+0x2f0/0x508 [ 109.646924][ T5163] do_unlinkat+0x4cc/0x830 [ 109.648075][ T5163] __arm64_sys_unlinkat+0xcc/0xfc [ 109.649364][ T5163] invoke_syscall+0x98/0x2b8 [ 109.650642][ T5163] el0_svc_common+0x138/0x258 [ 109.651907][ T5163] do_el0_svc+0x58/0x14c [ 109.653031][ T5163] el0_svc+0x7c/0x1f0 [ 109.654048][ T5163] el0t_64_sync_handler+0x84/0xe4 [ 109.655334][ T5163] el0t_64_sync+0x1a0/0x1a4 [ 109.656491][ T5163] irq event stamp: 80206 [ 109.657606][ T5163] hardirqs last enabled at (80205): [] __up_console_sem+0xb4/0x100 [ 109.660140][ T5163] hardirqs last disabled at (80206): [] el1_dbg+0x24/0x80 [ 109.662426][ T5163] softirqs last enabled at (80180): [] handle_softirqs+0xb88/0xdbc [ 109.664910][ T5163] softirqs last disabled at (80163): [] __irq_exit_rcu+0x268/0x4d8 [ 109.667374][ T5163] ---[ end trace 8528959ba3f47664 ]--- [ 109.670535][ T5163] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 109.672852][ T5163] BTRFS info (device loop0): forced readonly [ 109.999880][ T5184] loop0: detected capacity change from 0 to 32768 [ 110.037069][ T5184] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5184) [ 110.076407][ T5184] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 110.078718][ T5184] BTRFS info (device loop0): using free space tree [ 110.080475][ T5184] BTRFS info (device loop0): has skinny extents [ 110.109024][ T5184] BTRFS info (device loop0): enabling ssd optimizations [ 110.117572][ T5184] FAULT_INJECTION: forcing a failure. [ 110.117572][ T5184] name failslab, interval 1, probability 0, space 0, times 0 [ 110.120847][ T5184] CPU: 0 PID: 5184 Comm: syz.0.29 Tainted: G W 5.15.174-syzkaller #0 [ 110.123450][ T5184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 110.126282][ T5184] Call trace: [ 110.127269][ T5184] dump_backtrace+0x0/0x530 [ 110.128458][ T5184] show_stack+0x2c/0x3c [ 110.129573][ T5184] dump_stack_lvl+0x108/0x170 [ 110.130798][ T5184] dump_stack+0x1c/0x58 [ 110.131914][ T5184] should_fail+0x3b8/0x514 [ 110.133106][ T5184] __should_failslab+0xbc/0x110 [ 110.134379][ T5184] should_failslab+0x10/0x28 [ 110.135722][ T5184] slab_pre_alloc_hook+0x64/0xe8 [ 110.137091][ T5184] kmem_cache_alloc_trace+0x9c/0x47c [ 110.138576][ T5184] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 110.140299][ T5184] __btrfs_unlink_inode+0x350/0xb48 [ 110.141708][ T5184] btrfs_unlink+0x10c/0x254 [ 110.142856][ T5184] vfs_unlink+0x2f0/0x508 [ 110.143966][ T5184] do_unlinkat+0x4cc/0x830 [ 110.145137][ T5184] __arm64_sys_unlinkat+0xcc/0xfc [ 110.146493][ T5184] invoke_syscall+0x98/0x2b8 [ 110.147709][ T5184] el0_svc_common+0x138/0x258 [ 110.148905][ T5184] do_el0_svc+0x58/0x14c [ 110.150131][ T5184] el0_svc+0x7c/0x1f0 [ 110.151248][ T5184] el0t_64_sync_handler+0x84/0xe4 [ 110.152656][ T5184] el0t_64_sync+0x1a0/0x1a4 [ 110.155291][ T5184] ------------[ cut here ]------------ [ 110.157007][ T5184] WARNING: CPU: 0 PID: 5184 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 110.159496][ T5184] Modules linked in: [ 110.160574][ T5184] CPU: 0 PID: 5184 Comm: syz.0.29 Tainted: G W 5.15.174-syzkaller #0 [ 110.162828][ T5184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 110.165339][ T5184] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 110.167516][ T5184] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 110.169018][ T5184] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 110.170552][ T5184] sp : ffff8000210d79c0 [ 110.171680][ T5184] x29: ffff8000210d7a60 x28: ffff8000210d7a20 x27: 1ffff0000421af40 [ 110.173933][ T5184] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d853d6e0 [ 110.176077][ T5184] x23: ffff0000de23bd10 x22: 1ffff0000421af44 x21: dfff800000000000 [ 110.178278][ T5184] x20: 1fffe0001bc477ad x19: ffff0000de23bd68 x18: 0000000000000001 [ 110.180505][ T5184] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 110.182687][ T5184] x14: ffff0000ec298000 x13: 0000000000000001 x12: 0000000000000001 [ 110.184894][ T5184] x11: 0000000000000000 x10: 0000000000000000 x9 : cc92afbd842f1b00 [ 110.187003][ T5184] x8 : cc92afbd842f1b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 110.189090][ T5184] x5 : ffff8000210d7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 110.191235][ T5184] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 110.193308][ T5184] Call trace: [ 110.194154][ T5184] __btrfs_unlink_inode+0x95c/0xb48 [ 110.195496][ T5184] btrfs_unlink+0x10c/0x254 [ 110.196710][ T5184] vfs_unlink+0x2f0/0x508 [ 110.197863][ T5184] do_unlinkat+0x4cc/0x830 [ 110.198991][ T5184] __arm64_sys_unlinkat+0xcc/0xfc [ 110.200292][ T5184] invoke_syscall+0x98/0x2b8 [ 110.201488][ T5184] el0_svc_common+0x138/0x258 [ 110.202763][ T5184] do_el0_svc+0x58/0x14c [ 110.203869][ T5184] el0_svc+0x7c/0x1f0 [ 110.204911][ T5184] el0t_64_sync_handler+0x84/0xe4 [ 110.206203][ T5184] el0t_64_sync+0x1a0/0x1a4 [ 110.207374][ T5184] irq event stamp: 80612 [ 110.208468][ T5184] hardirqs last enabled at (80611): [] __up_console_sem+0xb4/0x100 [ 110.210938][ T5184] hardirqs last disabled at (80612): [] el1_dbg+0x24/0x80 [ 110.213185][ T5184] softirqs last enabled at (80592): [] handle_softirqs+0xb88/0xdbc [ 110.215716][ T5184] softirqs last disabled at (80561): [] __irq_exit_rcu+0x268/0x4d8 [ 110.218147][ T5184] ---[ end trace 8528959ba3f47665 ]--- [ 110.220766][ T5184] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 110.223217][ T5184] BTRFS info (device loop0): forced readonly [ 110.574632][ T5205] loop0: detected capacity change from 0 to 32768 [ 110.667057][ T5205] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5205) [ 110.708295][ T5205] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 110.710880][ T5205] BTRFS info (device loop0): using free space tree [ 110.712762][ T5205] BTRFS info (device loop0): has skinny extents [ 110.729097][ T5205] BTRFS info (device loop0): enabling ssd optimizations [ 110.737704][ T5205] FAULT_INJECTION: forcing a failure. [ 110.737704][ T5205] name failslab, interval 1, probability 0, space 0, times 0 [ 110.741111][ T5205] CPU: 1 PID: 5205 Comm: syz.0.30 Tainted: G W 5.15.174-syzkaller #0 [ 110.743606][ T5205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 110.746293][ T5205] Call trace: [ 110.747143][ T5205] dump_backtrace+0x0/0x530 [ 110.748356][ T5205] show_stack+0x2c/0x3c [ 110.749473][ T5205] dump_stack_lvl+0x108/0x170 [ 110.750781][ T5205] dump_stack+0x1c/0x58 [ 110.751909][ T5205] should_fail+0x3b8/0x514 [ 110.753088][ T5205] __should_failslab+0xbc/0x110 [ 110.754416][ T5205] should_failslab+0x10/0x28 [ 110.755650][ T5205] slab_pre_alloc_hook+0x64/0xe8 [ 110.756997][ T5205] kmem_cache_alloc_trace+0x9c/0x47c [ 110.758491][ T5205] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 110.760207][ T5205] __btrfs_unlink_inode+0x350/0xb48 [ 110.761630][ T5205] btrfs_unlink+0x10c/0x254 [ 110.762896][ T5205] vfs_unlink+0x2f0/0x508 [ 110.764057][ T5205] do_unlinkat+0x4cc/0x830 [ 110.765245][ T5205] __arm64_sys_unlinkat+0xcc/0xfc [ 110.766590][ T5205] invoke_syscall+0x98/0x2b8 [ 110.767857][ T5205] el0_svc_common+0x138/0x258 [ 110.769080][ T5205] do_el0_svc+0x58/0x14c [ 110.770357][ T5205] el0_svc+0x7c/0x1f0 [ 110.771456][ T5205] el0t_64_sync_handler+0x84/0xe4 [ 110.772759][ T5205] el0t_64_sync+0x1a0/0x1a4 [ 110.778303][ T5205] ------------[ cut here ]------------ [ 110.780012][ T5205] WARNING: CPU: 1 PID: 5205 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 110.782448][ T5205] Modules linked in: [ 110.783403][ T5205] CPU: 1 PID: 5205 Comm: syz.0.30 Tainted: G W 5.15.174-syzkaller #0 [ 110.785794][ T5205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 110.788427][ T5205] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 110.790474][ T5205] pc : __btrfs_unlink_inode+0x95c/0xb48 [ 110.792018][ T5205] lr : __btrfs_unlink_inode+0x95c/0xb48 [ 110.793522][ T5205] sp : ffff8000211d79c0 [ 110.794591][ T5205] x29: ffff8000211d7a60 x28: ffff8000211d7a20 x27: 1ffff0000423af40 [ 110.796700][ T5205] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000dcd81840 [ 110.798813][ T5205] x23: ffff0000de242dc0 x22: 1ffff0000423af44 x21: dfff800000000000 [ 110.800930][ T5205] x20: 1fffe0001bc485c3 x19: ffff0000de242e18 x18: 0000000000000001 [ 110.803151][ T5205] x17: 0000000000000000 x16: ffff800011b4e2a8 x15: 00000000ffffffff [ 110.805220][ T5205] x14: ffff0000cbbeb680 x13: 0000000000000001 x12: 0000000000000001 [ 110.807419][ T5205] x11: 0000000000000000 x10: 0000000000000000 x9 : c99288c8340be700 [ 110.809568][ T5205] x8 : c99288c8340be700 x7 : 0000000000000001 x6 : 0000000000000001 [ 110.811673][ T5205] x5 : ffff8000211d7138 x4 : ffff800014c50660 x3 : ffff800008555fe4 [ 110.813813][ T5205] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 110.815992][ T5205] Call trace: [ 110.816954][ T5205] __btrfs_unlink_inode+0x95c/0xb48 [ 110.818446][ T5205] btrfs_unlink+0x10c/0x254 [ 110.819645][ T5205] vfs_unlink+0x2f0/0x508 [ 110.820846][ T5205] do_unlinkat+0x4cc/0x830 [ 110.822080][ T5205] __arm64_sys_unlinkat+0xcc/0xfc [ 110.823505][ T5205] invoke_syscall+0x98/0x2b8 [ 110.824723][ T5205] el0_svc_common+0x138/0x258 [ 110.825943][ T5205] do_el0_svc+0x58/0x14c [ 110.827152][ T5205] el0_svc+0x7c/0x1f0 [ 110.828205][ T5205] el0t_64_sync_handler+0x84/0xe4 [ 110.829507][ T5205] el0t_64_sync+0x1a0/0x1a4 [ 110.830771][ T5205] irq event stamp: 80338 [ 110.831925][ T5205] hardirqs last enabled at (80337): [] __up_console_sem+0xb4/0x100 [ 110.834388][ T5205] hardirqs last disabled at (80338): [] el1_dbg+0x24/0x80 [ 110.836628][ T5205] softirqs last enabled at (80318): [] handle_softirqs+0xb88/0xdbc [ 110.839119][ T5205] softirqs last disabled at (80287): [] __irq_exit_rcu+0x268/0x4d8 [ 110.841544][ T5205] ---[ end trace 8528959ba3f47666 ]--- [ 110.844574][ T5205] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 110.846882][ T5205] BTRFS info (device loop0): forced readonly [ 111.177217][ T5226] loop0: detected capacity change from 0 to 32768 [ 111.275895][ T5226] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5226) [ 111.331382][ T5226] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 111.333800][ T5226] BTRFS info (device loop0): using free space tree [ 111.336032][ T5226] BTRFS info (device loop0): has skinny extents [ 111.351018][ T5226] BTRFS info (device loop0): enabling ssd optimizations [ 111.359724][ T5226] FAULT_INJECTION: forcing a failure. [ 111.359724][ T5226] name failslab, interval 1, probability 0, space 0, times 0 [ 111.363348][ T5226] CPU: 1 PID: 5226 Comm: syz.0.31 Tainted: G W 5.15.174-syzkaller #0 [ 111.365890][ T5226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 111.368590][ T5226] Call trace: [ 111.369423][ T5226] dump_backtrace+0x0/0x530 [ 111.370619][ T5226] show_stack+0x2c/0x3c [ 111.371672][ T5226] dump_stack_lvl+0x108/0x170 [ 111.372859][ T5226] dump_stack+0x1c/0x58 [ 111.373971][ T5226] should_fail+0x3b8/0x514 [ 111.375149][ T5226] __should_failslab+0xbc/0x110 [ 111.376395][ T5226] should_failslab+0x10/0x28 [ 111.377617][ T5226] slab_pre_alloc_hook+0x64/0xe8 [ 111.378922][ T5226] kmem_cache_alloc_trace+0x9c/0x47c [ 111.380374][ T5226] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 111.381994][ T5226] __btrfs_unlink_inode+0x350/0xb48 [ 111.383412][ T5226] btrfs_unlink+0x10c/0x254 [ 111.384591][ T5226] vfs_unlink+0x2f0/0x508 [ 111.385724][ T5226] do_unlinkat+0x4cc/0x830 [ 111.386862][ T5226] __arm64_sys_unlinkat+0xcc/0xfc [ 111.388232][ T5226] invoke_syscall+0x98/0x2b8 [ 111.389527][ T5226] el0_svc_common+0x138/0x258 [ 111.390848][ T5226] do_el0_svc+0x58/0x14c [ 111.392178][ T5226] el0_svc+0x7c/0x1f0 [ 111.393336][ T5226] el0t_64_sync_handler+0x84/0xe4 [ 111.394764][ T5226] el0t_64_sync+0x1a0/0x1a4 [ 111.400534][ T5226] ------------[ cut here ]------------ [ 111.402214][ T5226] WARNING: CPU: 1 PID: 5226 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x95c/0xb48 [ 111.404663][ T5226] Modules linked in: