Warning: Permanently added '10.128.0.188' (ED25519) to the list of known hosts. 1970/01/01 00:01:04 ignoring optional flag "type"="gce" 1970/01/01 00:01:05 parsed 1 programs [ 66.669554][ T4397] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 67.859702][ T4521] chnl_net:caif_netlink_parms(): no params data found [ 67.877110][ T4521] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.878368][ T4521] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.879874][ T4521] device bridge_slave_0 entered promiscuous mode [ 67.881905][ T4521] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.883058][ T4521] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.884493][ T4521] device bridge_slave_1 entered promiscuous mode [ 67.892100][ T4521] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.895046][ T4521] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.902614][ T4521] team0: Port device team_slave_0 added [ 67.904341][ T4521] team0: Port device team_slave_1 added [ 67.914498][ T4521] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.915588][ T4521] 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. [ 67.919932][ T4521] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.922148][ T4521] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.923229][ T4521] 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. [ 67.927662][ T4521] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.977796][ T4521] device hsr_slave_0 entered promiscuous mode [ 68.036991][ T4521] device hsr_slave_1 entered promiscuous mode [ 68.701590][ T4521] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.749449][ T4521] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.799212][ T4521] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.857875][ T4521] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.923628][ T4521] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.928539][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.929916][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.932682][ T4521] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.935040][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.936553][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.938555][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.939695][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.941156][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.979447][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.980960][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.982330][ T1606] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.983425][ T1606] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.986870][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.989776][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.992856][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.994594][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.996362][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.999799][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.001428][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.004479][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.006182][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.009747][ T4521] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.011806][ T4521] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.013242][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.014700][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.085856][ T4521] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.095875][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.097304][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.103573][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.105071][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.112339][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.113828][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.115396][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.117703][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.120642][ T4521] device veth0_vlan entered promiscuous mode [ 69.123852][ T4521] device veth1_vlan entered promiscuous mode [ 69.134085][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.135647][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.137730][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.139389][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.142532][ T4521] device veth0_macvtap entered promiscuous mode [ 69.145248][ T4521] device veth1_macvtap entered promiscuous mode [ 69.150908][ T4521] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.152084][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.153444][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.154795][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.156294][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.161325][ T4521] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.163329][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.164882][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.169194][ T4521] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.170478][ T4521] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.171721][ T4521] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.172965][ T4521] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.607865][ T1540] cfg80211: failed to load regulatory.db [ 69.631751][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.632894][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.981530][ T136] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.125749][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.127278][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.128904][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.142519][ T349] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.143852][ T349] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.145697][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:10 executed programs: 0 [ 70.408533][ T4802] chnl_net:caif_netlink_parms(): no params data found [ 70.424321][ T4802] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.425588][ T4802] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.427350][ T4802] device bridge_slave_0 entered promiscuous mode [ 70.429309][ T4802] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.430462][ T4802] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.431946][ T4802] device bridge_slave_1 entered promiscuous mode [ 70.440059][ T4802] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.442512][ T4802] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.450309][ T4802] team0: Port device team_slave_0 added [ 70.451916][ T4802] team0: Port device team_slave_1 added [ 70.458008][ T4802] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.459051][ T4802] 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. [ 70.462936][ T4802] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.465214][ T4802] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.466344][ T4802] 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. [ 70.470750][ T4802] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.507907][ T4802] device hsr_slave_0 entered promiscuous mode [ 70.537107][ T4802] device hsr_slave_1 entered promiscuous mode [ 70.576869][ T4802] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.578037][ T4802] Cannot create hsr debugfs directory [ 72.406765][ T1540] Bluetooth: hci0: command 0x0409 tx timeout [ 72.649831][ T136] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.487153][ T3625] Bluetooth: hci0: command 0x041b tx timeout [ 75.049560][ T136] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.090377][ T136] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.200539][ T4802] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.249433][ T4802] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.288182][ T4802] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.337999][ T4802] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.420581][ T4802] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.424308][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.425779][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.428690][ T4802] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.431160][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.432670][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.434046][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.435123][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.438106][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.452626][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.454334][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.455713][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.456691][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.460460][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.463259][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.466008][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.468738][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.470319][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.472963][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.474544][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.477891][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.480040][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.482742][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.484175][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.486868][ T4802] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.528177][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.529610][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.533497][ T4802] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.540342][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.542132][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.553802][ T4802] device veth0_vlan entered promiscuous mode [ 76.555179][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.556970][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.560300][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.561737][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.564086][ T4802] device veth1_vlan entered promiscuous mode [ 76.571867][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.574246][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.575844][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.577429][ T4176] Bluetooth: hci0: command 0x040f tx timeout [ 76.578255][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.580992][ T4802] device veth0_macvtap entered promiscuous mode [ 76.583429][ T4802] device veth1_macvtap entered promiscuous mode [ 76.589458][ T4802] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 76.591244][ T4802] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.593342][ T4802] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.594552][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.596053][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.597669][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.599145][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.601772][ T4802] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 76.603361][ T4802] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.605442][ T4802] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.606632][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.608951][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.619628][ T4802] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.621058][ T4802] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.622368][ T4802] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.623698][ T4802] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.644722][ T349] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.646673][ T349] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.652737][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.654709][ T1606] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.656080][ T1606] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.658298][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:16 executed programs: 2 [ 77.423073][ T5014] loop0: detected capacity change from 0 to 262144 [ 77.467631][ T5014] ======================================================= [ 77.467631][ T5014] WARNING: The mand mount option has been deprecated and [ 77.467631][ T5014] and is ignored by this kernel. Remove the mand [ 77.467631][ T5014] option from the mount to silence this warning. [ 77.467631][ T5014] ======================================================= [ 77.478697][ T5014] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (5014) [ 77.486048][ T5014] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 77.487908][ T5014] BTRFS info (device loop0): enabling ssd optimizations [ 77.488953][ T5014] BTRFS info (device loop0): enabling auto defrag [ 77.489806][ T5014] BTRFS info (device loop0): using free space tree [ 77.490731][ T5014] BTRFS info (device loop0): has skinny extents [ 77.491610][ T5014] BTRFS info (device loop0): flagging fs with big metadata feature [ 77.498915][ T349] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 77.501241][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 22036480 (dev /dev/loop0 sector 43040) [ 77.503049][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 22040576 (dev /dev/loop0 sector 43048) [ 77.504714][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 22044672 (dev /dev/loop0 sector 43056) [ 77.506380][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 22048768 (dev /dev/loop0 sector 43064) [ 77.509435][ T349] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 77.511556][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 30670848 (dev /dev/loop0 sector 76288) [ 77.513288][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 30674944 (dev /dev/loop0 sector 76296) [ 77.515011][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 30679040 (dev /dev/loop0 sector 76304) [ 77.516620][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 30683136 (dev /dev/loop0 sector 76312) [ 77.528513][ T349] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 77.531394][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 30457856 (dev /dev/loop0 sector 75872) [ 77.533172][ T5014] BTRFS info (device loop0): read error corrected: ino 0 off 30461952 (dev /dev/loop0 sector 75880) [ 77.541467][ T5014] FAULT_INJECTION: forcing a failure. [ 77.541467][ T5014] name failslab, interval 1, probability 0, space 0, times 1 [ 77.543492][ T5014] CPU: 0 PID: 5014 Comm: syz.0.15 Not tainted syzkaller #0 [ 77.544622][ T5014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.546202][ T5014] Call trace: [ 77.546696][ T5014] dump_backtrace+0x0/0x43c [ 77.547442][ T5014] show_stack+0x2c/0x3c [ 77.548077][ T5014] __dump_stack+0x30/0x40 [ 77.548714][ T5014] dump_stack_lvl+0xf8/0x160 [ 77.549403][ T5014] dump_stack+0x1c/0x5c [ 77.550043][ T5014] should_fail+0x3c0/0x51c [ 77.550673][ T5014] __should_failslab+0xbc/0x10c [ 77.551353][ T5014] should_failslab+0x10/0x28 [ 77.551992][ T5014] slab_pre_alloc_hook+0x64/0xec [ 77.552755][ T5014] kmem_cache_alloc+0x94/0x3e4 [ 77.553456][ T5014] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 77.554293][ T5014] btrfs_alloc_tree_block+0xb8c/0x112c [ 77.555070][ T5014] btrfs_force_cow_block+0x3a8/0x1700 [ 77.555857][ T5014] btrfs_cow_block+0x2d8/0x66c [ 77.556555][ T5014] btrfs_search_slot+0xa10/0x1f4c [ 77.557251][ T5014] btrfs_insert_empty_items+0x1e0/0x2a8 [ 77.558155][ T5014] insert_balance_item+0x14c/0x1118 [ 77.558953][ T5014] btrfs_balance+0x8e4/0x1138 [ 77.559661][ T5014] btrfs_ioctl_balance+0x4cc/0x658 [ 77.560390][ T5014] btrfs_ioctl+0x8d0/0xb38 [ 77.561039][ T5014] __arm64_sys_ioctl+0x14c/0x1c8 [ 77.561761][ T5014] invoke_syscall+0x98/0x2b8 [ 77.562408][ T5014] el0_svc_common+0x138/0x258 [ 77.563069][ T5014] do_el0_svc+0x58/0x14c [ 77.563695][ T5014] el0_svc+0x78/0x1e0 [ 77.564266][ T5014] el0t_64_sync_handler+0xcc/0xe4 [ 77.564957][ T5014] el0t_64_sync+0x1a0/0x1a4 [ 77.606586][ T4802] ------------[ cut here ]------------ [ 77.607500][ T4802] WARNING: CPU: 0 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 77.609209][ T4802] Modules linked in: [ 77.609749][ T4802] CPU: 0 PID: 4802 Comm: syz-executor Not tainted syzkaller #0 [ 77.610850][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.612293][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 77.613405][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 77.614382][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 77.615306][ T4802] sp : ffff80001fa57740 [ 77.615813][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001b94650c [ 77.616907][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 77.618004][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 77.618948][ T4802] x20: ffff0000dca32860 x19: 0000000000000000 x18: 0000000000000000 [ 77.619896][ T4802] x17: ffff800016d27000 x16: ffff8000111cd488 x15: ffff800016807500 [ 77.620842][ T4802] x14: ffff0000ce4bc080 x13: dfff800000000000 x12: 0000000000ff0100 [ 77.621791][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 77.623033][ T4802] x8 : ffff0000ce4bb680 x7 : 0000000000000000 x6 : 0000000000000000 [ 77.624284][ T4802] x5 : ffff800016ef8b28 x4 : 0000000000000008 x3 : ffff8000082d60cc [ 77.625502][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 77.626799][ T4802] Call trace: [ 77.627293][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 77.628362][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 77.629186][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 77.630097][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 77.630920][ T4802] close_ctree+0x608/0x84c [ 77.631551][ T4802] btrfs_put_super+0x40/0x50 [ 77.632225][ T4802] generic_shutdown_super+0x130/0x2f0 [ 77.633007][ T4802] kill_anon_super+0x4c/0x80 [ 77.633649][ T4802] btrfs_kill_super+0x40/0x58 [ 77.634303][ T4802] deactivate_locked_super+0xb8/0x13c [ 77.635070][ T4802] deactivate_super+0xf8/0x118 [ 77.635755][ T4802] cleanup_mnt+0x3a4/0x458 [ 77.636385][ T4802] __cleanup_mnt+0x20/0x30 [ 77.637059][ T4802] task_work_run+0x12c/0x1e0 [ 77.637711][ T4802] do_notify_resume+0x24b4/0x3128 [ 77.638443][ T4802] el0_svc+0xf0/0x1e0 [ 77.638994][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 77.639669][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 77.640283][ T4802] irq event stamp: 122498 [ 77.640875][ T4802] hardirqs last enabled at (122497): [] kasan_quarantine_put+0xc4/0x204 [ 77.642230][ T4802] hardirqs last disabled at (122498): [] el1_dbg+0x24/0x80 [ 77.643395][ T4802] softirqs last enabled at (120220): [] handle_softirqs+0xa4c/0xbf0 [ 77.644755][ T4802] softirqs last disabled at (120201): [] __irq_exit_rcu+0x240/0x440 [ 77.646016][ T4802] ---[ end trace 21c07d08c1150d0a ]--- [ 78.409926][ T136] device hsr_slave_0 left promiscuous mode [ 78.457064][ T136] device hsr_slave_1 left promiscuous mode [ 78.546791][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 78.548122][ T136] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 78.549567][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 78.550703][ T136] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 78.551989][ T136] device bridge_slave_1 left promiscuous mode [ 78.552995][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.575944][ T5036] loop0: detected capacity change from 0 to 262144 [ 78.598171][ T136] device bridge_slave_0 left promiscuous mode [ 78.599308][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.621393][ T5036] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (5036) [ 78.625432][ T5036] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 78.627253][ T5036] BTRFS info (device loop0): enabling ssd optimizations [ 78.628351][ T5036] BTRFS info (device loop0): enabling auto defrag [ 78.629273][ T5036] BTRFS info (device loop0): using free space tree [ 78.630237][ T5036] BTRFS info (device loop0): has skinny extents [ 78.631226][ T5036] BTRFS info (device loop0): flagging fs with big metadata feature [ 78.637215][ T1606] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 78.640949][ T1645] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 78.646355][ T1645] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 78.651462][ T5036] FAULT_INJECTION: forcing a failure. [ 78.651462][ T5036] name failslab, interval 1, probability 0, space 0, times 0 [ 78.653609][ T5036] CPU: 1 PID: 5036 Comm: syz.0.16 Tainted: G W syzkaller #0 [ 78.654993][ T5036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.656482][ T5036] Call trace: [ 78.656942][ T4166] Bluetooth: hci0: command 0x0419 tx timeout [ 78.656971][ T5036] dump_backtrace+0x0/0x43c [ 78.658556][ T5036] show_stack+0x2c/0x3c [ 78.659156][ T5036] __dump_stack+0x30/0x40 [ 78.659793][ T5036] dump_stack_lvl+0xf8/0x160 [ 78.660495][ T5036] dump_stack+0x1c/0x5c [ 78.661108][ T5036] should_fail+0x3c0/0x51c [ 78.661746][ T5036] __should_failslab+0xbc/0x10c [ 78.662457][ T5036] should_failslab+0x10/0x28 [ 78.663176][ T5036] slab_pre_alloc_hook+0x64/0xec [ 78.663947][ T5036] kmem_cache_alloc+0x94/0x3e4 [ 78.664642][ T5036] btrfs_alloc_tree_block+0xa30/0x112c [ 78.665451][ T5036] btrfs_force_cow_block+0x3a8/0x1700 [ 78.666229][ T5036] btrfs_cow_block+0x2d8/0x66c [ 78.666966][ T5036] btrfs_search_slot+0xa10/0x1f4c [ 78.667693][ T5036] btrfs_insert_empty_items+0x1e0/0x2a8 [ 78.668674][ T5036] insert_balance_item+0x14c/0x1118 [ 78.669476][ T5036] btrfs_balance+0x8e4/0x1138 [ 78.670254][ T5036] btrfs_ioctl_balance+0x4cc/0x658 [ 78.671085][ T5036] btrfs_ioctl+0x8d0/0xb38 [ 78.671776][ T5036] __arm64_sys_ioctl+0x14c/0x1c8 [ 78.672665][ T5036] invoke_syscall+0x98/0x2b8 [ 78.673396][ T5036] el0_svc_common+0x138/0x258 [ 78.674224][ T5036] do_el0_svc+0x58/0x14c [ 78.674960][ T5036] el0_svc+0x78/0x1e0 [ 78.675644][ T5036] el0t_64_sync_handler+0xcc/0xe4 [ 78.676419][ T5036] el0t_64_sync+0x1a0/0x1a4 [ 78.715370][ T4802] ------------[ cut here ]------------ [ 78.716245][ T4802] WARNING: CPU: 0 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 78.718010][ T4802] Modules linked in: [ 78.718572][ T4802] CPU: 0 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 78.719933][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.721408][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 78.722653][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 78.723651][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 78.724651][ T4802] sp : ffff80001fa57740 [ 78.725296][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001b7abc0c [ 78.726507][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 78.727611][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 78.728797][ T4802] x20: ffff0000dbd5e060 x19: 0000000000000000 x18: 0000000000000000 [ 78.730096][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 78.731212][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 78.732460][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 78.733630][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 78.734865][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 78.736069][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 78.737187][ T4802] Call trace: [ 78.737634][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 78.738525][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 78.739364][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 78.740246][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 78.741043][ T4802] close_ctree+0x608/0x84c [ 78.741649][ T4802] btrfs_put_super+0x40/0x50 [ 78.742335][ T4802] generic_shutdown_super+0x130/0x2f0 [ 78.743100][ T4802] kill_anon_super+0x4c/0x80 [ 78.743861][ T4802] btrfs_kill_super+0x40/0x58 [ 78.744549][ T4802] deactivate_locked_super+0xb8/0x13c [ 78.745347][ T4802] deactivate_super+0xf8/0x118 [ 78.746052][ T4802] cleanup_mnt+0x3a4/0x458 [ 78.746695][ T4802] __cleanup_mnt+0x20/0x30 [ 78.747391][ T4802] task_work_run+0x12c/0x1e0 [ 78.748093][ T4802] do_notify_resume+0x24b4/0x3128 [ 78.748948][ T4802] el0_svc+0xf0/0x1e0 [ 78.749536][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 78.750295][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 78.750945][ T4802] irq event stamp: 209858 [ 78.751556][ T4802] hardirqs last enabled at (209857): [] kasan_quarantine_put+0xc4/0x204 [ 78.753218][ T4802] hardirqs last disabled at (209858): [] el1_dbg+0x24/0x80 [ 78.754555][ T4802] softirqs last enabled at (207766): [] local_bh_enable+0x10/0x34 [ 78.755864][ T4802] softirqs last disabled at (207764): [] local_bh_disable+0x10/0x34 [ 78.757226][ T4802] ---[ end trace 21c07d08c1150d0b ]--- [ 78.761198][ T136] device veth1_macvtap left promiscuous mode [ 78.762128][ T136] device veth0_macvtap left promiscuous mode [ 78.763091][ T136] device veth1_vlan left promiscuous mode [ 78.764118][ T136] device veth0_vlan left promiscuous mode [ 78.931887][ T136] team0 (unregistering): Port device team_slave_1 removed [ 78.947025][ T136] team0 (unregistering): Port device team_slave_0 removed [ 78.951110][ T136] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 79.000633][ T136] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 79.102335][ T136] bond0 (unregistering): Released all slaves [ 79.585282][ T5058] loop0: detected capacity change from 0 to 262144 [ 79.627957][ T5058] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (5058) [ 79.637377][ T5058] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.638969][ T5058] BTRFS info (device loop0): enabling ssd optimizations [ 79.640104][ T5058] BTRFS info (device loop0): enabling auto defrag [ 79.641184][ T5058] BTRFS info (device loop0): using free space tree [ 79.642253][ T5058] BTRFS info (device loop0): has skinny extents [ 79.643244][ T5058] BTRFS info (device loop0): flagging fs with big metadata feature [ 79.649290][ T9] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 79.653172][ T1645] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 79.675579][ T9] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 79.680380][ T5058] FAULT_INJECTION: forcing a failure. [ 79.680380][ T5058] name failslab, interval 1, probability 0, space 0, times 0 [ 79.682540][ T5058] CPU: 0 PID: 5058 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 79.683874][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.685367][ T5058] Call trace: [ 79.685862][ T5058] dump_backtrace+0x0/0x43c [ 79.686561][ T5058] show_stack+0x2c/0x3c [ 79.687160][ T5058] __dump_stack+0x30/0x40 [ 79.687801][ T5058] dump_stack_lvl+0xf8/0x160 [ 79.688602][ T5058] dump_stack+0x1c/0x5c [ 79.689241][ T5058] should_fail+0x3c0/0x51c [ 79.689917][ T5058] __should_failslab+0xbc/0x10c [ 79.690678][ T5058] should_failslab+0x10/0x28 [ 79.691370][ T5058] slab_pre_alloc_hook+0x64/0xec [ 79.692154][ T5058] kmem_cache_alloc+0x94/0x3e4 [ 79.692887][ T5058] btrfs_alloc_tree_block+0xa30/0x112c [ 79.693688][ T5058] btrfs_force_cow_block+0x3a8/0x1700 [ 79.694455][ T5058] btrfs_cow_block+0x2d8/0x66c [ 79.695192][ T5058] btrfs_search_slot+0xa10/0x1f4c [ 79.695951][ T5058] btrfs_insert_empty_items+0x1e0/0x2a8 [ 79.696750][ T5058] insert_balance_item+0x14c/0x1118 [ 79.697553][ T5058] btrfs_balance+0x8e4/0x1138 [ 79.698274][ T5058] btrfs_ioctl_balance+0x4cc/0x658 [ 79.699008][ T5058] btrfs_ioctl+0x8d0/0xb38 [ 79.699744][ T5058] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.700486][ T5058] invoke_syscall+0x98/0x2b8 [ 79.701201][ T5058] el0_svc_common+0x138/0x258 [ 79.701921][ T5058] do_el0_svc+0x58/0x14c [ 79.702559][ T5058] el0_svc+0x78/0x1e0 [ 79.703237][ T5058] el0t_64_sync_handler+0xcc/0xe4 [ 79.704056][ T5058] el0t_64_sync+0x1a0/0x1a4 [ 79.748457][ T4802] ------------[ cut here ]------------ [ 79.749326][ T4802] WARNING: CPU: 0 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 79.751114][ T4802] Modules linked in: [ 79.751691][ T4802] CPU: 0 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 79.753165][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.754630][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.755736][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 79.756759][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 79.757829][ T4802] sp : ffff80001fa57740 [ 79.758402][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001b24eb0c [ 79.759516][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 79.760837][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 79.762094][ T4802] x20: ffff0000d9275860 x19: 0000000000000000 x18: 0000000000000000 [ 79.763337][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 79.764633][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 79.765909][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 79.767172][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 79.768449][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 79.769650][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 79.770901][ T4802] Call trace: [ 79.771371][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 79.772340][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 79.773161][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 79.774124][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 79.774937][ T4802] close_ctree+0x608/0x84c [ 79.775615][ T4802] btrfs_put_super+0x40/0x50 [ 79.776344][ T4802] generic_shutdown_super+0x130/0x2f0 [ 79.777255][ T4802] kill_anon_super+0x4c/0x80 [ 79.777941][ T4802] btrfs_kill_super+0x40/0x58 [ 79.778647][ T4802] deactivate_locked_super+0xb8/0x13c [ 79.779434][ T4802] deactivate_super+0xf8/0x118 [ 79.780163][ T4802] cleanup_mnt+0x3a4/0x458 [ 79.780929][ T4802] __cleanup_mnt+0x20/0x30 [ 79.781573][ T4802] task_work_run+0x12c/0x1e0 [ 79.782224][ T4802] do_notify_resume+0x24b4/0x3128 [ 79.782933][ T4802] el0_svc+0xf0/0x1e0 [ 79.783510][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 79.784230][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 79.784847][ T4802] irq event stamp: 216852 [ 79.785569][ T4802] hardirqs last enabled at (216851): [] kasan_quarantine_put+0xc4/0x204 [ 79.787115][ T4802] hardirqs last disabled at (216852): [] el1_dbg+0x24/0x80 [ 79.788374][ T4802] softirqs last enabled at (214970): [] local_bh_enable+0x10/0x34 [ 79.789779][ T4802] softirqs last disabled at (214968): [] local_bh_disable+0x10/0x34 [ 79.791180][ T4802] ---[ end trace 21c07d08c1150d0c ]--- [ 80.688595][ T5080] loop0: detected capacity change from 0 to 262144 [ 80.735137][ T5080] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5080) [ 80.747892][ T5080] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 80.749328][ T5080] BTRFS info (device loop0): enabling ssd optimizations [ 80.750324][ T5080] BTRFS info (device loop0): enabling auto defrag [ 80.751222][ T5080] BTRFS info (device loop0): using free space tree [ 80.752048][ T5080] BTRFS info (device loop0): has skinny extents [ 80.752978][ T5080] BTRFS info (device loop0): flagging fs with big metadata feature [ 80.822799][ T9] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 80.840037][ T5080] FAULT_INJECTION: forcing a failure. [ 80.840037][ T5080] name failslab, interval 1, probability 0, space 0, times 0 [ 80.842169][ T5080] CPU: 1 PID: 5080 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 80.843438][ T5080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.844976][ T5080] Call trace: [ 80.845454][ T5080] dump_backtrace+0x0/0x43c [ 80.846145][ T5080] show_stack+0x2c/0x3c [ 80.846767][ T5080] __dump_stack+0x30/0x40 [ 80.847416][ T5080] dump_stack_lvl+0xf8/0x160 [ 80.848156][ T5080] dump_stack+0x1c/0x5c [ 80.848756][ T5080] should_fail+0x3c0/0x51c [ 80.849390][ T5080] __should_failslab+0xbc/0x10c [ 80.850105][ T5080] should_failslab+0x10/0x28 [ 80.850878][ T5080] slab_pre_alloc_hook+0x64/0xec [ 80.851652][ T5080] kmem_cache_alloc+0x94/0x3e4 [ 80.852403][ T5080] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 80.853289][ T5080] btrfs_alloc_tree_block+0xb8c/0x112c [ 80.854110][ T5080] btrfs_force_cow_block+0x3a8/0x1700 [ 80.854908][ T5080] btrfs_cow_block+0x2d8/0x66c [ 80.855598][ T5080] btrfs_search_slot+0xa10/0x1f4c [ 80.856347][ T5080] btrfs_insert_empty_items+0x1e0/0x2a8 [ 80.857218][ T5080] insert_balance_item+0x14c/0x1118 [ 80.857987][ T5080] btrfs_balance+0x8e4/0x1138 [ 80.858698][ T5080] btrfs_ioctl_balance+0x4cc/0x658 [ 80.859493][ T5080] btrfs_ioctl+0x8d0/0xb38 [ 80.860132][ T5080] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.860893][ T5080] invoke_syscall+0x98/0x2b8 [ 80.861643][ T5080] el0_svc_common+0x138/0x258 [ 80.862320][ T5080] do_el0_svc+0x58/0x14c [ 80.862955][ T5080] el0_svc+0x78/0x1e0 [ 80.863610][ T5080] el0t_64_sync_handler+0xcc/0xe4 [ 80.864458][ T5080] el0t_64_sync+0x1a0/0x1a4 [ 80.915972][ T4802] ------------[ cut here ]------------ [ 80.916882][ T4802] WARNING: CPU: 1 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 80.918591][ T4802] Modules linked in: [ 80.919240][ T4802] CPU: 1 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.920573][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.922034][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.923238][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 80.924213][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 80.925290][ T4802] sp : ffff80001fa57740 [ 80.925868][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001af3d10c [ 80.927062][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 80.928344][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 80.929679][ T4802] x20: ffff0000d79e8860 x19: 0000000000000000 x18: 0000000000000000 [ 80.930993][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 80.932416][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 80.933664][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 80.934913][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 80.936119][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 80.937370][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 80.938582][ T4802] Call trace: [ 80.939068][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 80.940059][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 80.940970][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 80.941842][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 80.942672][ T4802] close_ctree+0x608/0x84c [ 80.943374][ T4802] btrfs_put_super+0x40/0x50 [ 80.944109][ T4802] generic_shutdown_super+0x130/0x2f0 [ 80.944934][ T4802] kill_anon_super+0x4c/0x80 [ 80.945626][ T4802] btrfs_kill_super+0x40/0x58 [ 80.946393][ T4802] deactivate_locked_super+0xb8/0x13c [ 80.947185][ T4802] deactivate_super+0xf8/0x118 [ 80.947908][ T4802] cleanup_mnt+0x3a4/0x458 [ 80.948574][ T4802] __cleanup_mnt+0x20/0x30 [ 80.949333][ T4802] task_work_run+0x12c/0x1e0 [ 80.950051][ T4802] do_notify_resume+0x24b4/0x3128 [ 80.950781][ T4802] el0_svc+0xf0/0x1e0 [ 80.951380][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 80.952125][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 80.952820][ T4802] irq event stamp: 303440 [ 80.953471][ T4802] hardirqs last enabled at (303439): [] kasan_quarantine_put+0xc4/0x204 [ 80.954986][ T4802] hardirqs last disabled at (303440): [] el1_dbg+0x24/0x80 [ 80.956319][ T4802] softirqs last enabled at (301550): [] local_bh_enable+0x10/0x34 [ 80.957697][ T4802] softirqs last disabled at (301548): [] local_bh_disable+0x10/0x34 [ 80.959047][ T4802] ---[ end trace 21c07d08c1150d0d ]--- [ 81.889846][ T5104] loop0: detected capacity change from 0 to 262144 [ 81.932710][ T5104] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5104) [ 81.937845][ T5104] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 81.939366][ T5104] BTRFS info (device loop0): enabling ssd optimizations [ 81.940502][ T5104] BTRFS info (device loop0): enabling auto defrag [ 81.941477][ T5104] BTRFS info (device loop0): using free space tree [ 81.942505][ T5104] BTRFS info (device loop0): has skinny extents [ 81.943507][ T5104] BTRFS info (device loop0): flagging fs with big metadata feature [ 81.957224][ T5104] FAULT_INJECTION: forcing a failure. [ 81.957224][ T5104] name failslab, interval 1, probability 0, space 0, times 0 [ 81.959310][ T5104] CPU: 1 PID: 5104 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 81.960620][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.962184][ T5104] Call trace: [ 81.962648][ T5104] dump_backtrace+0x0/0x43c [ 81.963260][ T5104] show_stack+0x2c/0x3c [ 81.963825][ T5104] __dump_stack+0x30/0x40 [ 81.964448][ T5104] dump_stack_lvl+0xf8/0x160 [ 81.965060][ T5104] dump_stack+0x1c/0x5c [ 81.965616][ T5104] should_fail+0x3c0/0x51c [ 81.966267][ T5104] __should_failslab+0xbc/0x10c [ 81.967028][ T5104] should_failslab+0x10/0x28 [ 81.967714][ T5104] slab_pre_alloc_hook+0x64/0xec [ 81.968443][ T5104] kmem_cache_alloc+0x94/0x3e4 [ 81.969109][ T5104] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 81.969960][ T5104] btrfs_alloc_tree_block+0xb8c/0x112c [ 81.970781][ T5104] btrfs_force_cow_block+0x3a8/0x1700 [ 81.971527][ T5104] btrfs_cow_block+0x2d8/0x66c [ 81.972193][ T5104] btrfs_search_slot+0xa10/0x1f4c [ 81.972919][ T5104] btrfs_insert_empty_items+0x1e0/0x2a8 [ 81.973771][ T5104] insert_balance_item+0x14c/0x1118 [ 81.974553][ T5104] btrfs_balance+0x8e4/0x1138 [ 81.975235][ T5104] btrfs_ioctl_balance+0x4cc/0x658 [ 81.975909][ T5104] btrfs_ioctl+0x8d0/0xb38 [ 81.976662][ T5104] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.977412][ T5104] invoke_syscall+0x98/0x2b8 [ 81.978097][ T5104] el0_svc_common+0x138/0x258 [ 81.978775][ T5104] do_el0_svc+0x58/0x14c [ 81.979390][ T5104] el0_svc+0x78/0x1e0 [ 81.979952][ T5104] el0t_64_sync_handler+0xcc/0xe4 [ 81.980670][ T5104] el0t_64_sync+0x1a0/0x1a4 [ 82.017881][ T4802] ------------[ cut here ]------------ [ 82.018840][ T4802] WARNING: CPU: 1 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 82.020707][ T4802] Modules linked in: [ 82.021317][ T4802] CPU: 1 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 82.022660][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.024322][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.025490][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 82.026540][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 82.027620][ T4802] sp : ffff80001fa57740 [ 82.028263][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe00018bfdc0c [ 82.029422][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 82.030568][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 82.031731][ T4802] x20: ffff0000c5fee060 x19: 0000000000000000 x18: 0000000000000000 [ 82.032901][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 82.034074][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 82.035300][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 82.036735][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 1970/01/01 00:01:22 executed programs: 7 [ 82.038152][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 82.039487][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 82.040877][ T4802] Call trace: [ 82.041409][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 82.042393][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 82.043194][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 82.044122][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 82.044931][ T4802] close_ctree+0x608/0x84c [ 82.045643][ T4802] btrfs_put_super+0x40/0x50 [ 82.046351][ T4802] generic_shutdown_super+0x130/0x2f0 [ 82.047321][ T4802] kill_anon_super+0x4c/0x80 [ 82.048130][ T4802] btrfs_kill_super+0x40/0x58 [ 82.048871][ T4802] deactivate_locked_super+0xb8/0x13c [ 82.049685][ T4802] deactivate_super+0xf8/0x118 [ 82.050396][ T4802] cleanup_mnt+0x3a4/0x458 [ 82.051121][ T4802] __cleanup_mnt+0x20/0x30 [ 82.051807][ T4802] task_work_run+0x12c/0x1e0 [ 82.052537][ T4802] do_notify_resume+0x24b4/0x3128 [ 82.053347][ T4802] el0_svc+0xf0/0x1e0 [ 82.053908][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 82.054646][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 82.055286][ T4802] irq event stamp: 390166 [ 82.055947][ T4802] hardirqs last enabled at (390165): [] kasan_quarantine_put+0xc4/0x204 [ 82.057615][ T4802] hardirqs last disabled at (390166): [] el1_dbg+0x24/0x80 [ 82.058901][ T4802] softirqs last enabled at (387938): [] local_bh_enable+0x10/0x34 [ 82.060402][ T4802] softirqs last disabled at (387936): [] local_bh_disable+0x10/0x34 [ 82.061853][ T4802] ---[ end trace 21c07d08c1150d0e ]--- [ 82.983218][ T5127] loop0: detected capacity change from 0 to 262144 [ 83.031698][ T5127] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5127) [ 83.036171][ T5127] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.038221][ T5127] BTRFS info (device loop0): enabling ssd optimizations [ 83.039327][ T5127] BTRFS info (device loop0): enabling auto defrag [ 83.040301][ T5127] BTRFS info (device loop0): using free space tree [ 83.041254][ T5127] BTRFS info (device loop0): has skinny extents [ 83.042077][ T5127] BTRFS info (device loop0): flagging fs with big metadata feature [ 83.048264][ T148] validate_extent_buffer: 5 callbacks suppressed [ 83.048275][ T148] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 83.051635][ T5127] repair_io_failure: 50 callbacks suppressed [ 83.051643][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 22036480 (dev /dev/loop0 sector 43040) [ 83.054425][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 22040576 (dev /dev/loop0 sector 43048) [ 83.056171][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 22044672 (dev /dev/loop0 sector 43056) [ 83.058401][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 22048768 (dev /dev/loop0 sector 43064) [ 83.060670][ T1645] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 83.062922][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 30670848 (dev /dev/loop0 sector 76288) [ 83.065003][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 30674944 (dev /dev/loop0 sector 76296) [ 83.067087][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 30679040 (dev /dev/loop0 sector 76304) [ 83.069015][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 30683136 (dev /dev/loop0 sector 76312) [ 83.073804][ T1606] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 83.076236][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 30457856 (dev /dev/loop0 sector 75872) [ 83.078481][ T5127] BTRFS info (device loop0): read error corrected: ino 0 off 30461952 (dev /dev/loop0 sector 75880) [ 83.082138][ T5127] FAULT_INJECTION: forcing a failure. [ 83.082138][ T5127] name failslab, interval 1, probability 0, space 0, times 0 [ 83.084243][ T5127] CPU: 0 PID: 5127 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 83.085505][ T5127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.086999][ T5127] Call trace: [ 83.087493][ T5127] dump_backtrace+0x0/0x43c [ 83.088224][ T5127] show_stack+0x2c/0x3c [ 83.088857][ T5127] __dump_stack+0x30/0x40 [ 83.089476][ T5127] dump_stack_lvl+0xf8/0x160 [ 83.090165][ T5127] dump_stack+0x1c/0x5c [ 83.090763][ T5127] should_fail+0x3c0/0x51c [ 83.091395][ T5127] __should_failslab+0xbc/0x10c [ 83.092113][ T5127] should_failslab+0x10/0x28 [ 83.092753][ T5127] slab_pre_alloc_hook+0x64/0xec [ 83.093489][ T5127] kmem_cache_alloc+0x94/0x3e4 [ 83.094277][ T5127] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 83.095158][ T5127] btrfs_alloc_tree_block+0xb8c/0x112c [ 83.096006][ T5127] btrfs_force_cow_block+0x3a8/0x1700 [ 83.096801][ T5127] btrfs_cow_block+0x2d8/0x66c [ 83.097436][ T5127] btrfs_search_slot+0xa10/0x1f4c [ 83.098108][ T5127] btrfs_insert_empty_items+0x1e0/0x2a8 [ 83.098860][ T5127] insert_balance_item+0x14c/0x1118 [ 83.099571][ T5127] btrfs_balance+0x8e4/0x1138 [ 83.100181][ T5127] btrfs_ioctl_balance+0x4cc/0x658 [ 83.100883][ T5127] btrfs_ioctl+0x8d0/0xb38 [ 83.101545][ T5127] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.102259][ T5127] invoke_syscall+0x98/0x2b8 [ 83.102891][ T5127] el0_svc_common+0x138/0x258 [ 83.103451][ T5127] do_el0_svc+0x58/0x14c [ 83.104047][ T5127] el0_svc+0x78/0x1e0 [ 83.104667][ T5127] el0t_64_sync_handler+0xcc/0xe4 [ 83.105432][ T5127] el0t_64_sync+0x1a0/0x1a4 [ 83.137549][ T4802] ------------[ cut here ]------------ [ 83.138398][ T4802] WARNING: CPU: 0 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 83.140085][ T4802] Modules linked in: [ 83.140613][ T4802] CPU: 0 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.141947][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.143423][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.144688][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 83.145767][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 83.146800][ T4802] sp : ffff80001fa57740 [ 83.147447][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001921ab0c [ 83.148699][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 83.149935][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 83.151147][ T4802] x20: ffff0000c90d5860 x19: 0000000000000000 x18: 0000000000000000 [ 83.152362][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 83.153564][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 83.154726][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 83.155971][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 83.157133][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 83.158270][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 83.159448][ T4802] Call trace: [ 83.159985][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 83.160991][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 83.161755][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 83.162743][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 83.163520][ T4802] close_ctree+0x608/0x84c [ 83.164165][ T4802] btrfs_put_super+0x40/0x50 [ 83.164826][ T4802] generic_shutdown_super+0x130/0x2f0 [ 83.165558][ T4802] kill_anon_super+0x4c/0x80 [ 83.166207][ T4802] btrfs_kill_super+0x40/0x58 [ 83.166823][ T4802] deactivate_locked_super+0xb8/0x13c [ 83.167493][ T4802] deactivate_super+0xf8/0x118 [ 83.168039][ T4802] cleanup_mnt+0x3a4/0x458 [ 83.168743][ T4802] __cleanup_mnt+0x20/0x30 [ 83.169329][ T4802] task_work_run+0x12c/0x1e0 [ 83.170106][ T4802] do_notify_resume+0x24b4/0x3128 [ 83.170890][ T4802] el0_svc+0xf0/0x1e0 [ 83.171469][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 83.172247][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 83.172945][ T4802] irq event stamp: 476582 [ 83.173624][ T4802] hardirqs last enabled at (476581): [] kasan_quarantine_put+0xc4/0x204 [ 83.175147][ T4802] hardirqs last disabled at (476582): [] el1_dbg+0x24/0x80 [ 83.176572][ T4802] softirqs last enabled at (474398): [] local_bh_enable+0x10/0x34 [ 83.178194][ T4802] softirqs last disabled at (474396): [] local_bh_disable+0x10/0x34 [ 83.179641][ T4802] ---[ end trace 21c07d08c1150d0f ]--- [ 84.093853][ T5149] loop0: detected capacity change from 0 to 262144 [ 84.131295][ T5149] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5149) [ 84.136481][ T5149] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 84.138474][ T5149] BTRFS info (device loop0): enabling ssd optimizations [ 84.139569][ T5149] BTRFS info (device loop0): enabling auto defrag [ 84.140629][ T5149] BTRFS info (device loop0): using free space tree [ 84.141609][ T5149] BTRFS info (device loop0): has skinny extents [ 84.142641][ T5149] BTRFS info (device loop0): flagging fs with big metadata feature [ 84.151752][ T1606] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 84.155369][ T1645] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 84.165055][ T1606] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 84.170259][ T5149] FAULT_INJECTION: forcing a failure. [ 84.170259][ T5149] name failslab, interval 1, probability 0, space 0, times 0 [ 84.172419][ T5149] CPU: 0 PID: 5149 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 84.173558][ T5149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.175380][ T5149] Call trace: [ 84.175862][ T5149] dump_backtrace+0x0/0x43c [ 84.176536][ T5149] show_stack+0x2c/0x3c [ 84.177178][ T5149] __dump_stack+0x30/0x40 [ 84.177827][ T5149] dump_stack_lvl+0xf8/0x160 [ 84.178587][ T5149] dump_stack+0x1c/0x5c [ 84.179218][ T5149] should_fail+0x3c0/0x51c [ 84.179932][ T5149] __should_failslab+0xbc/0x10c [ 84.180617][ T5149] should_failslab+0x10/0x28 [ 84.181300][ T5149] slab_pre_alloc_hook+0x64/0xec [ 84.182044][ T5149] kmem_cache_alloc+0x94/0x3e4 [ 84.182732][ T5149] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 84.183539][ T5149] btrfs_alloc_tree_block+0xb8c/0x112c [ 84.184321][ T5149] btrfs_force_cow_block+0x3a8/0x1700 [ 84.185086][ T5149] btrfs_cow_block+0x2d8/0x66c [ 84.185772][ T5149] btrfs_search_slot+0xa10/0x1f4c [ 84.186527][ T5149] btrfs_insert_empty_items+0x1e0/0x2a8 [ 84.187271][ T5149] insert_balance_item+0x14c/0x1118 [ 84.188123][ T5149] btrfs_balance+0x8e4/0x1138 [ 84.188913][ T5149] btrfs_ioctl_balance+0x4cc/0x658 [ 84.189735][ T5149] btrfs_ioctl+0x8d0/0xb38 [ 84.190442][ T5149] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.191254][ T5149] invoke_syscall+0x98/0x2b8 [ 84.192003][ T5149] el0_svc_common+0x138/0x258 [ 84.192719][ T5149] do_el0_svc+0x58/0x14c [ 84.193314][ T5149] el0_svc+0x78/0x1e0 [ 84.193888][ T5149] el0t_64_sync_handler+0xcc/0xe4 [ 84.194716][ T5149] el0t_64_sync+0x1a0/0x1a4 [ 84.228430][ T4802] ------------[ cut here ]------------ [ 84.229343][ T4802] WARNING: CPU: 1 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 84.231041][ T4802] Modules linked in: [ 84.231576][ T4802] CPU: 1 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.232912][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.234371][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.235478][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 84.236459][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 84.237493][ T4802] sp : ffff80001fa57740 [ 84.238119][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001842b90c [ 84.239380][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 84.240655][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 84.241820][ T4802] x20: ffff0000c215c860 x19: 0000000000000000 x18: 0000000000000000 [ 84.243031][ T4802] x17: ffff800016d27000 x16: ffff8000111cd488 x15: ffff800016807500 [ 84.244324][ T4802] x14: ffff0000ce4bc080 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 84.245589][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 84.246867][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 84.248170][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 84.249383][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 84.250627][ T4802] Call trace: [ 84.251101][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 84.252123][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 84.252912][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 84.253828][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 84.254606][ T4802] close_ctree+0x608/0x84c [ 84.255242][ T4802] btrfs_put_super+0x40/0x50 [ 84.255935][ T4802] generic_shutdown_super+0x130/0x2f0 [ 84.256701][ T4802] kill_anon_super+0x4c/0x80 [ 84.257393][ T4802] btrfs_kill_super+0x40/0x58 [ 84.258032][ T4802] deactivate_locked_super+0xb8/0x13c [ 84.258772][ T4802] deactivate_super+0xf8/0x118 [ 84.259463][ T4802] cleanup_mnt+0x3a4/0x458 [ 84.260148][ T4802] __cleanup_mnt+0x20/0x30 [ 84.260801][ T4802] task_work_run+0x12c/0x1e0 [ 84.261451][ T4802] do_notify_resume+0x24b4/0x3128 [ 84.262242][ T4802] el0_svc+0xf0/0x1e0 [ 84.262865][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 84.263575][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 84.264284][ T4802] irq event stamp: 562940 [ 84.264865][ T4802] hardirqs last enabled at (562939): [] kasan_quarantine_put+0xc4/0x204 [ 84.266301][ T4802] hardirqs last disabled at (562940): [] el1_dbg+0x24/0x80 [ 84.267612][ T4802] softirqs last enabled at (562806): [] handle_softirqs+0xa4c/0xbf0 [ 84.269032][ T4802] softirqs last disabled at (562787): [] __irq_exit_rcu+0x240/0x440 [ 84.270453][ T4802] ---[ end trace 21c07d08c1150d10 ]--- [ 85.167448][ T5171] loop0: detected capacity change from 0 to 262144 [ 85.266813][ T5171] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5171) [ 85.271234][ T5171] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 85.272739][ T5171] BTRFS info (device loop0): enabling ssd optimizations [ 85.273857][ T5171] BTRFS info (device loop0): enabling auto defrag [ 85.277076][ T5171] BTRFS info (device loop0): using free space tree [ 85.278138][ T5171] BTRFS info (device loop0): has skinny extents [ 85.279202][ T5171] BTRFS info (device loop0): flagging fs with big metadata feature [ 85.397900][ T9] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 85.401036][ T1606] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 85.418129][ T1606] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 85.427276][ T5171] FAULT_INJECTION: forcing a failure. [ 85.427276][ T5171] name failslab, interval 1, probability 0, space 0, times 0 [ 85.429404][ T5171] CPU: 0 PID: 5171 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 85.430669][ T5171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.432267][ T5171] Call trace: [ 85.432770][ T5171] dump_backtrace+0x0/0x43c [ 85.433418][ T5171] show_stack+0x2c/0x3c [ 85.434020][ T5171] __dump_stack+0x30/0x40 [ 85.434680][ T5171] dump_stack_lvl+0xf8/0x160 [ 85.435343][ T5171] dump_stack+0x1c/0x5c [ 85.435928][ T5171] should_fail+0x3c0/0x51c [ 85.436598][ T5171] __should_failslab+0xbc/0x10c [ 85.437519][ T5171] should_failslab+0x10/0x28 [ 85.438240][ T5171] slab_pre_alloc_hook+0x64/0xec [ 85.439029][ T5171] kmem_cache_alloc+0x94/0x3e4 [ 85.439784][ T5171] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 85.440619][ T5171] btrfs_alloc_tree_block+0xb8c/0x112c [ 85.441492][ T5171] btrfs_force_cow_block+0x3a8/0x1700 [ 85.442299][ T5171] btrfs_cow_block+0x2d8/0x66c [ 85.442974][ T5171] btrfs_search_slot+0xa10/0x1f4c [ 85.443772][ T5171] btrfs_insert_empty_items+0x1e0/0x2a8 [ 85.444708][ T5171] insert_balance_item+0x14c/0x1118 [ 85.445551][ T5171] btrfs_balance+0x8e4/0x1138 [ 85.446318][ T5171] btrfs_ioctl_balance+0x4cc/0x658 [ 85.447122][ T5171] btrfs_ioctl+0x8d0/0xb38 [ 85.447794][ T5171] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.448569][ T5171] invoke_syscall+0x98/0x2b8 [ 85.449248][ T5171] el0_svc_common+0x138/0x258 [ 85.449969][ T5171] do_el0_svc+0x58/0x14c [ 85.450644][ T5171] el0_svc+0x78/0x1e0 [ 85.451226][ T5171] el0t_64_sync_handler+0xcc/0xe4 [ 85.451998][ T5171] el0t_64_sync+0x1a0/0x1a4 [ 85.496242][ T4802] ------------[ cut here ]------------ [ 85.497236][ T4802] WARNING: CPU: 1 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 85.499180][ T4802] Modules linked in: [ 85.499855][ T4802] CPU: 1 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.501348][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.502951][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.504150][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 85.505286][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 85.506457][ T4802] sp : ffff80001fa57740 [ 85.507069][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001b90d60c [ 85.508297][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 85.509421][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 85.510685][ T4802] x20: ffff0000dc86b060 x19: 0000000000000000 x18: 0000000000000000 [ 85.511926][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 85.513166][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 85.514342][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 85.515527][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 85.516703][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 85.517912][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 85.519116][ T4802] Call trace: [ 85.519605][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 85.520530][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 85.521311][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 85.522158][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 85.522955][ T4802] close_ctree+0x608/0x84c [ 85.523607][ T4802] btrfs_put_super+0x40/0x50 [ 85.524300][ T4802] generic_shutdown_super+0x130/0x2f0 [ 85.525070][ T4802] kill_anon_super+0x4c/0x80 [ 85.525709][ T4802] btrfs_kill_super+0x40/0x58 [ 85.526412][ T4802] deactivate_locked_super+0xb8/0x13c [ 85.527230][ T4802] deactivate_super+0xf8/0x118 [ 85.527942][ T4802] cleanup_mnt+0x3a4/0x458 [ 85.528630][ T4802] __cleanup_mnt+0x20/0x30 [ 85.529261][ T4802] task_work_run+0x12c/0x1e0 [ 85.529939][ T4802] do_notify_resume+0x24b4/0x3128 [ 85.530642][ T4802] el0_svc+0xf0/0x1e0 [ 85.531277][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 85.531987][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 85.532739][ T4802] irq event stamp: 649418 [ 85.533460][ T4802] hardirqs last enabled at (649417): [] kasan_quarantine_put+0xc4/0x204 [ 85.535119][ T4802] hardirqs last disabled at (649418): [] el1_dbg+0x24/0x80 [ 85.536486][ T4802] softirqs last enabled at (647374): [] local_bh_enable+0x10/0x34 [ 85.537944][ T4802] softirqs last disabled at (647372): [] local_bh_disable+0x10/0x34 [ 85.539427][ T4802] ---[ end trace 21c07d08c1150d11 ]--- [ 86.440069][ T5194] loop0: detected capacity change from 0 to 262144 [ 86.478893][ T5194] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5194) [ 86.481869][ T5194] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 86.483328][ T5194] BTRFS info (device loop0): enabling ssd optimizations [ 86.484404][ T5194] BTRFS info (device loop0): enabling auto defrag [ 86.485432][ T5194] BTRFS info (device loop0): using free space tree [ 86.486389][ T5194] BTRFS info (device loop0): has skinny extents [ 86.487533][ T5194] BTRFS info (device loop0): flagging fs with big metadata feature [ 86.492750][ T1645] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 86.509564][ T5194] FAULT_INJECTION: forcing a failure. [ 86.509564][ T5194] name failslab, interval 1, probability 0, space 0, times 0 [ 86.511444][ T5194] CPU: 1 PID: 5194 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 86.512731][ T5194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.514242][ T5194] Call trace: [ 86.514771][ T5194] dump_backtrace+0x0/0x43c [ 86.515447][ T5194] show_stack+0x2c/0x3c [ 86.516058][ T5194] __dump_stack+0x30/0x40 [ 86.516865][ T5194] dump_stack_lvl+0xf8/0x160 [ 86.517571][ T5194] dump_stack+0x1c/0x5c [ 86.518242][ T5194] should_fail+0x3c0/0x51c [ 86.518989][ T5194] __should_failslab+0xbc/0x10c [ 86.519759][ T5194] should_failslab+0x10/0x28 [ 86.520418][ T5194] slab_pre_alloc_hook+0x64/0xec [ 86.521146][ T5194] kmem_cache_alloc+0x94/0x3e4 [ 86.521856][ T5194] btrfs_alloc_tree_block+0xa30/0x112c [ 86.522760][ T5194] btrfs_force_cow_block+0x3a8/0x1700 [ 86.523524][ T5194] btrfs_cow_block+0x2d8/0x66c [ 86.524228][ T5194] btrfs_search_slot+0xa10/0x1f4c [ 86.524995][ T5194] btrfs_insert_empty_items+0x1e0/0x2a8 [ 86.525817][ T5194] insert_balance_item+0x14c/0x1118 [ 86.526574][ T5194] btrfs_balance+0x8e4/0x1138 [ 86.527207][ T5194] btrfs_ioctl_balance+0x4cc/0x658 [ 86.527999][ T5194] btrfs_ioctl+0x8d0/0xb38 [ 86.528672][ T5194] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.529324][ T5194] invoke_syscall+0x98/0x2b8 [ 86.530016][ T5194] el0_svc_common+0x138/0x258 [ 86.530731][ T5194] do_el0_svc+0x58/0x14c [ 86.531386][ T5194] el0_svc+0x78/0x1e0 [ 86.532059][ T5194] el0t_64_sync_handler+0xcc/0xe4 [ 86.532864][ T5194] el0t_64_sync+0x1a0/0x1a4 [ 86.573051][ T4802] ------------[ cut here ]------------ [ 86.573936][ T4802] WARNING: CPU: 0 PID: 4802 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 86.575582][ T4802] Modules linked in: [ 86.576211][ T4802] CPU: 0 PID: 4802 Comm: syz-executor Tainted: G W syzkaller #0 [ 86.577580][ T4802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 86.579019][ T4802] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.580127][ T4802] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 86.581230][ T4802] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 86.582216][ T4802] sp : ffff80001fa57740 [ 86.582871][ T4802] x29: ffff80001fa57750 x28: dfff800000000000 x27: 1fffe0001ab8d70c [ 86.584044][ T4802] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 86.585267][ T4802] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 86.586520][ T4802] x20: ffff0000d5c6b860 x19: 0000000000000000 x18: 0000000000000000 [ 86.587624][ T4802] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000005 [ 86.588721][ T4802] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 86.589881][ T4802] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 86.591009][ T4802] x8 : ffff0000ce4bb680 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 86.592153][ T4802] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 86.593337][ T4802] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 86.594447][ T4802] Call trace: [ 86.594920][ T4802] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 86.595936][ T4802] btrfs_block_rsv_release+0x408/0x4e4 [ 86.596708][ T4802] btrfs_release_global_block_rsv+0x38/0x22c [ 86.597590][ T4802] btrfs_free_block_groups+0x7b4/0xb44 [ 86.598368][ T4802] close_ctree+0x608/0x84c [ 86.599075][ T4802] btrfs_put_super+0x40/0x50 [ 86.599784][ T4802] generic_shutdown_super+0x130/0x2f0 [ 86.600626][ T4802] kill_anon_super+0x4c/0x80 [ 86.601345][ T4802] btrfs_kill_super+0x40/0x58 [ 86.602023][ T4802] deactivate_locked_super+0xb8/0x13c [ 86.602886][ T4802] deactivate_super+0xf8/0x118 [ 86.603626][ T4802] cleanup_mnt+0x3a4/0x458 [ 86.604296][ T4802] __cleanup_mnt+0x20/0x30 [ 86.604858][ T4802] task_work_run+0x12c/0x1e0 [ 86.605626][ T4802] do_notify_resume+0x24b4/0x3128 [ 86.606410][ T4802] el0_svc+0xf0/0x1e0 [ 86.607105][ T4802] el0t_64_sync_handler+0xcc/0xe4 [ 86.607816][ T4802] el0t_64_sync+0x1a0/0x1a4 [ 86.608538][ T4802] irq event stamp: 737432 [ 86.609201][ T4802] hardirqs last enabled at (737431): [] kasan_quarantine_put+0xc4/0x204 [ 86.610808][ T4802] hardirqs last disabled at (737432): [] el1_dbg+0x24/0x80 [ 86.612086][ T4802] softirqs last enabled at (735566): [] local_bh_enable+0x10/0x34 [ 86.613559][ T4802] softirqs last disabled at (735564): [] local_bh_disable+0x10/0x34 [ 86.615529][ T4802] ---[ end trace 21c07d08c1150d12 ]--- [ 87.410594][ T5216] loop0: detected capacity change from 0 to 262144 [ 87.461408][ T5216] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5216) [ 87.464234][ T5216] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 87.465781][ T5216] BTRFS info (device loop0): enabling ssd optimizations [ 87.468385][ T5216] BTRFS info (device loop0): enabling auto defrag [ 87.469424][ T5216] BTRFS info (device loop0): using free space tree [ 87.470427][ T5216] BTRFS info (device loop0): has skinny extents [ 87.471462][ T5216] BTRFS info (device loop0): flagging fs with big metadata feature [ 87.483992][ T5216] FAULT_INJECTION: forcing a failure. [ 87.483992][ T5216] name failslab, interval 1, probability 0, space 0, times 0 [ 87.485809][ T5216] CPU: 0 PID: 5216 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 87.487127][ T5216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 87.488648][ T5216] Call trace: [ 87.489121][ T5216] dump_backtrace+0x0/0x43c [ 87.489834][ T5216] show_stack+0x2c/0x3c [ 87.490442][ T5216] __dump_stack+0x30/0x40 [ 87.491110][ T5216] dump_stack_lvl+0xf8/0x160 [ 87.491820][ T5216] dump_stack+0x1c/0x5c [ 87.492432][ T5216] should_fail+0x3c0/0x51c [ 87.493061][ T5216] __should_failslab+0xbc/0x10c [ 87.493768][ T5216] should_failslab+0x10/0x28 [ 87.494484][ T5216] slab_pre_alloc_hook+0x64/0xec [ 87.495156][ T5216] kmem_cache_alloc+0x94/0x3e4 [ 87.495894][ T5216] alloc_extent_state+0x38/0x430 [ 87.496610][ T5216] set_extent_bit+0x1b4/0x13f4 [ 87.497295][ T5216] btrfs_alloc_tree_block+0x98c/0x112c [ 87.498066][ T5216] btrfs_force_cow_block+0x3a8/0x1700 [ 87.498851][ T5216] btrfs_cow_block+0x2d8/0x66c [ 87.499615][ T5216] btrfs_search_slot+0xa10/0x1f4c [ 87.500326][ T5216] btrfs_insert_empty_items+0x1e0/0x2a8 [ 87.501099][ T5216] insert_balance_item+0x14c/0x1118 [ 87.501785][ T5216] btrfs_balance+0x8e4/0x1138 [ 87.502417][ T5216] btrfs_ioctl_balance+0x4cc/0x658 [ 87.503153][ T5216] btrfs_ioctl+0x8d0/0xb38 [ 87.503852][ T5216] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.504528][ T5216] invoke_syscall+0x98/0x2b8 [ 87.505203][ T5216] el0_svc_common+0x138/0x258 [ 87.505907][ T5216] do_el0_svc+0x58/0x14c [ 87.506506][ T5216] el0_svc+0x78/0x1e0 [ 87.507030][ T5216] el0t_64_sync_handler+0xcc/0xe4 [ 87.507885][ T5216] el0t_64_sync+0x1a0/0x1a4 [ 87.512134][ T5216] BTRFS info (device loop0): balance: start [ 87.513269][ T5216] BTRFS info (device loop0): balance: ended with status: 0 [ 87.562692][ T4531] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 11 /dev/loop0 scanned by udevd (4531) 1970/01/01 00:01:27 executed programs: 12