Warning: Permanently added '10.128.1.215' (ED25519) to the list of known hosts. 1970/01/01 00:01:05 ignoring optional flag "type"="gce" 1970/01/01 00:01:05 parsed 1 programs [ 66.810017][ T4493] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.618749][ T2065] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.619400][ T7] cfg80211: failed to load regulatory.db [ 69.619895][ T2065] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.401538][ T344] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.402793][ T344] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.404340][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.414411][ T344] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.415521][ T344] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.416919][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.571947][ T4559] chnl_net:caif_netlink_parms(): no params data found [ 70.592701][ T4559] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.593793][ T4559] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.595223][ T4559] device bridge_slave_0 entered promiscuous mode [ 70.597381][ T4559] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.598862][ T4559] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.600348][ T4559] device bridge_slave_1 entered promiscuous mode [ 70.609125][ T4559] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.612331][ T4559] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.621145][ T4559] team0: Port device team_slave_0 added [ 70.623243][ T4559] team0: Port device team_slave_1 added [ 70.631233][ T4559] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.632223][ T4559] 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. [ 70.635686][ T4559] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.638594][ T4559] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.639722][ T4559] 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. [ 70.643420][ T4559] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.698741][ T4559] device hsr_slave_0 entered promiscuous mode [ 70.737765][ T4559] device hsr_slave_1 entered promiscuous mode [ 71.351067][ T4559] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.399387][ T4559] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.429341][ T4559] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.472188][ T4559] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.570884][ T4559] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.575672][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.577211][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.580851][ T4559] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.583370][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.584899][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.586291][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.587277][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.589367][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.601297][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.602914][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.604334][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.605421][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.606726][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.610675][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.614038][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.616033][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.618030][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.622250][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.623826][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.627156][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.635529][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.639469][ T4559] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.641351][ T4559] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.646549][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.648785][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.726136][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.727368][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.733024][ T4559] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.744118][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.745769][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.753365][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.754999][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.756501][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.758407][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.761157][ T4559] device veth0_vlan entered promiscuous mode [ 71.765133][ T4559] device veth1_vlan entered promiscuous mode [ 71.796233][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.798006][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.799373][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.800958][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.804536][ T4559] device veth0_macvtap entered promiscuous mode [ 71.807032][ T4559] device veth1_macvtap entered promiscuous mode [ 71.813185][ T4559] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.814464][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.815944][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.817360][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.819359][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.822927][ T4559] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.824940][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.826678][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.829713][ T4559] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.831031][ T4559] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.832318][ T4559] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.833577][ T4559] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:12 executed programs: 0 [ 72.398218][ T4749] chnl_net:caif_netlink_parms(): no params data found [ 72.422366][ T4749] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.423498][ T4749] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.425000][ T4749] device bridge_slave_0 entered promiscuous mode [ 72.427107][ T4749] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.428449][ T4749] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.429836][ T4749] device bridge_slave_1 entered promiscuous mode [ 72.440997][ T4749] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.443629][ T4749] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.452652][ T4749] team0: Port device team_slave_0 added [ 72.454538][ T4749] team0: Port device team_slave_1 added [ 72.463079][ T4749] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.464168][ T4749] 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. [ 72.468343][ T4749] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.470626][ T4749] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.471739][ T4749] 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. [ 72.475718][ T4749] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.529007][ T4749] device hsr_slave_0 entered promiscuous mode [ 72.569517][ T4749] device hsr_slave_1 entered promiscuous mode [ 72.597695][ T4749] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.598897][ T4749] Cannot create hsr debugfs directory [ 72.639553][ T4749] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.407540][ T7] Bluetooth: hci0: command 0x0409 tx timeout [ 75.252337][ T4749] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.487687][ T7] Bluetooth: hci0: command 0x041b tx timeout [ 77.793587][ T4749] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.842659][ T4749] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.999214][ T4749] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.029659][ T4749] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.058723][ T4749] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.108997][ T4749] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.187229][ T4749] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.191830][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.193415][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.196078][ T4749] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.211903][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.213716][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.215088][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.216184][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.217950][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.220608][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.222167][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.223670][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.224620][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.227129][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.230600][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.233277][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.235193][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.236756][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.241528][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.243119][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.251539][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.253041][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.255729][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.257268][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.261214][ T4749] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.302779][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.304066][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.307284][ T4749] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.315067][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.316664][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.334037][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.335591][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.337857][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.339324][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.341442][ T4749] device veth0_vlan entered promiscuous mode [ 78.344985][ T4749] device veth1_vlan entered promiscuous mode [ 78.353521][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.355105][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.356525][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.358085][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.360736][ T4749] device veth0_macvtap entered promiscuous mode [ 78.364065][ T4749] device veth1_macvtap entered promiscuous mode [ 78.369607][ T4749] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.371249][ T4749] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.373363][ T4749] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.374590][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.376196][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.377980][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.379786][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.382451][ T4749] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.383999][ T4749] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.385988][ T4749] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.387152][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.389325][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.391967][ T4749] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.393355][ T4749] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.394609][ T4749] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.395946][ T4749] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.419243][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.420535][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.422363][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.430446][ T344] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.431745][ T344] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.433581][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:18 executed programs: 2 [ 78.567537][ T4253] Bluetooth: hci0: command 0x040f tx timeout [ 79.201354][ T4964] loop0: detected capacity change from 0 to 262144 [ 79.248629][ T4964] ======================================================= [ 79.248629][ T4964] WARNING: The mand mount option has been deprecated and [ 79.248629][ T4964] and is ignored by this kernel. Remove the mand [ 79.248629][ T4964] option from the mount to silence this warning. [ 79.248629][ T4964] ======================================================= [ 79.255806][ T4964] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (4964) [ 79.263819][ T4964] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 79.265204][ T4964] BTRFS info (device loop0): enabling ssd optimizations [ 79.266183][ T4964] BTRFS info (device loop0): enabling auto defrag [ 79.267070][ T4964] BTRFS info (device loop0): using free space tree [ 79.268577][ T4964] BTRFS info (device loop0): has skinny extents [ 79.269511][ T4964] BTRFS info (device loop0): flagging fs with big metadata feature [ 79.277120][ T9] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 79.280395][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 22036480 (dev /dev/loop0 sector 43040) [ 79.282174][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 22040576 (dev /dev/loop0 sector 43048) [ 79.283856][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 22044672 (dev /dev/loop0 sector 43056) [ 79.285462][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 22048768 (dev /dev/loop0 sector 43064) [ 79.293017][ T9] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 79.295501][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 30670848 (dev /dev/loop0 sector 76288) [ 79.297254][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 30674944 (dev /dev/loop0 sector 76296) [ 79.299921][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 30679040 (dev /dev/loop0 sector 76304) [ 79.301765][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 30683136 (dev /dev/loop0 sector 76312) [ 79.317450][ T148] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 79.320600][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 30457856 (dev /dev/loop0 sector 75872) [ 79.322400][ T4964] BTRFS info (device loop0): read error corrected: ino 0 off 30461952 (dev /dev/loop0 sector 75880) [ 79.329781][ T4964] FAULT_INJECTION: forcing a failure. [ 79.329781][ T4964] name failslab, interval 1, probability 0, space 0, times 1 [ 79.331833][ T4964] CPU: 1 PID: 4964 Comm: syz.0.15 Not tainted syzkaller #0 [ 79.332848][ T4964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.334227][ T4964] Call trace: [ 79.334685][ T4964] dump_backtrace+0x0/0x43c [ 79.335334][ T4964] show_stack+0x2c/0x3c [ 79.335975][ T4964] __dump_stack+0x30/0x40 [ 79.336709][ T4964] dump_stack_lvl+0xf8/0x160 [ 79.337438][ T4964] dump_stack+0x1c/0x5c [ 79.338078][ T4964] should_fail+0x3c0/0x51c [ 79.338774][ T4964] __should_failslab+0xbc/0x10c [ 79.339535][ T4964] should_failslab+0x10/0x28 [ 79.340237][ T4964] slab_pre_alloc_hook+0x64/0xec [ 79.340969][ T4964] kmem_cache_alloc+0x94/0x3e4 [ 79.341699][ T4964] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 79.342526][ T4964] btrfs_alloc_tree_block+0xb8c/0x112c [ 79.343328][ T4964] btrfs_force_cow_block+0x3a8/0x1700 [ 79.344116][ T4964] btrfs_cow_block+0x2d8/0x66c [ 79.344823][ T4964] btrfs_search_slot+0xa10/0x1f4c [ 79.345527][ T4964] btrfs_insert_empty_items+0x1e0/0x2a8 [ 79.346354][ T4964] insert_balance_item+0x14c/0x1118 [ 79.347123][ T4964] btrfs_balance+0x8e4/0x1138 [ 79.347780][ T4964] btrfs_ioctl_balance+0x4cc/0x658 [ 79.348538][ T4964] btrfs_ioctl+0x8d0/0xb38 [ 79.349146][ T4964] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.349841][ T4964] invoke_syscall+0x98/0x2b8 [ 79.350543][ T4964] el0_svc_common+0x138/0x258 [ 79.351212][ T4964] do_el0_svc+0x58/0x14c [ 79.351813][ T4964] el0_svc+0x78/0x1e0 [ 79.352377][ T4964] el0t_64_sync_handler+0xcc/0xe4 [ 79.353096][ T4964] el0t_64_sync+0x1a0/0x1a4 [ 79.413799][ T4749] ------------[ cut here ]------------ [ 79.414769][ T4749] WARNING: CPU: 1 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 79.416519][ T4749] Modules linked in: [ 79.417048][ T4749] CPU: 1 PID: 4749 Comm: syz-executor Not tainted syzkaller #0 [ 79.418155][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.419676][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.420887][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 79.421941][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 79.423001][ T4749] sp : ffff80001f927740 [ 79.423610][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001a330e0c [ 79.424832][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 79.426033][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 79.427228][ T4749] x20: ffff0000d1987060 x19: 0000000000000000 x18: 0000000000000000 [ 79.428417][ T4749] x17: ffff800016d27000 x16: ffff8000111cd488 x15: ffff800016807500 [ 79.429513][ T4749] x14: ffff0000d13c2540 x13: dfff800000000000 x12: 0000000000ff0100 [ 79.430726][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 79.431900][ T4749] x8 : ffff0000d13c1b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 79.433000][ T4749] x5 : ffff800016f0ef38 x4 : 0000000000000008 x3 : ffff8000082d60cc [ 79.434156][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 79.435306][ T4749] Call trace: [ 79.435770][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 79.436912][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 79.437782][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 79.438688][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 79.439551][ T4749] close_ctree+0x608/0x84c [ 79.440237][ T4749] btrfs_put_super+0x40/0x50 [ 79.440922][ T4749] generic_shutdown_super+0x130/0x2f0 [ 79.441718][ T4749] kill_anon_super+0x4c/0x80 [ 79.442389][ T4749] btrfs_kill_super+0x40/0x58 [ 79.443188][ T4749] deactivate_locked_super+0xb8/0x13c [ 79.444085][ T4749] deactivate_super+0xf8/0x118 [ 79.444878][ T4749] cleanup_mnt+0x3a4/0x458 [ 79.445545][ T4749] __cleanup_mnt+0x20/0x30 [ 79.446257][ T4749] task_work_run+0x12c/0x1e0 [ 79.446921][ T4749] do_notify_resume+0x24b4/0x3128 [ 79.447708][ T4749] el0_svc+0xf0/0x1e0 [ 79.448333][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 79.449122][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 79.449800][ T4749] irq event stamp: 171266 [ 79.450411][ T4749] hardirqs last enabled at (171265): [] kasan_quarantine_put+0xc4/0x204 [ 79.451898][ T4749] hardirqs last disabled at (171266): [] el1_dbg+0x24/0x80 [ 79.453283][ T4749] softirqs last enabled at (170408): [] handle_softirqs+0xa4c/0xbf0 [ 79.454617][ T4749] softirqs last disabled at (170397): [] __irq_exit_rcu+0x240/0x440 [ 79.455960][ T4749] ---[ end trace ffb59772b3842f15 ]--- [ 80.070453][ T447] device hsr_slave_0 left promiscuous mode [ 80.107855][ T447] device hsr_slave_1 left promiscuous mode [ 80.177613][ T447] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 80.178779][ T447] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 80.180292][ T447] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 80.181404][ T447] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 80.182843][ T447] device bridge_slave_1 left promiscuous mode [ 80.183804][ T447] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.218159][ T447] device bridge_slave_0 left promiscuous mode [ 80.219198][ T447] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.347693][ T447] device veth1_macvtap left promiscuous mode [ 80.348658][ T447] device veth0_macvtap left promiscuous mode [ 80.349609][ T447] device veth1_vlan left promiscuous mode [ 80.350499][ T447] device veth0_vlan left promiscuous mode [ 80.470405][ T4986] loop0: detected capacity change from 0 to 262144 [ 80.486278][ T447] team0 (unregistering): Port device team_slave_1 removed [ 80.491457][ T447] team0 (unregistering): Port device team_slave_0 removed [ 80.495903][ T447] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.505318][ T4986] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4986) [ 80.510627][ T4986] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 80.511999][ T4986] BTRFS info (device loop0): enabling ssd optimizations [ 80.513029][ T4986] BTRFS info (device loop0): enabling auto defrag [ 80.514103][ T4986] BTRFS info (device loop0): using free space tree [ 80.515115][ T4986] BTRFS info (device loop0): has skinny extents [ 80.516001][ T4986] BTRFS info (device loop0): flagging fs with big metadata feature [ 80.523605][ T9] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 80.527043][ T344] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 80.534080][ T344] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 80.536714][ T447] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.544220][ T4986] FAULT_INJECTION: forcing a failure. [ 80.544220][ T4986] name failslab, interval 1, probability 0, space 0, times 0 [ 80.545949][ T4986] CPU: 0 PID: 4986 Comm: syz.0.16 Tainted: G W syzkaller #0 [ 80.547044][ T4986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.548397][ T4986] Call trace: [ 80.548884][ T4986] dump_backtrace+0x0/0x43c [ 80.549549][ T4986] show_stack+0x2c/0x3c [ 80.550180][ T4986] __dump_stack+0x30/0x40 [ 80.550804][ T4986] dump_stack_lvl+0xf8/0x160 [ 80.551462][ T4986] dump_stack+0x1c/0x5c [ 80.552049][ T4986] should_fail+0x3c0/0x51c [ 80.552718][ T4986] __should_failslab+0xbc/0x10c [ 80.553424][ T4986] should_failslab+0x10/0x28 [ 80.554072][ T4986] slab_pre_alloc_hook+0x64/0xec [ 80.554796][ T4986] kmem_cache_alloc+0x94/0x3e4 [ 80.555455][ T4986] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 80.556216][ T4986] btrfs_alloc_tree_block+0xb8c/0x112c [ 80.556962][ T4986] btrfs_force_cow_block+0x3a8/0x1700 [ 80.557703][ T4986] btrfs_cow_block+0x2d8/0x66c [ 80.558347][ T4986] btrfs_search_slot+0xa10/0x1f4c [ 80.559038][ T4986] btrfs_insert_empty_items+0x1e0/0x2a8 [ 80.559768][ T4986] insert_balance_item+0x14c/0x1118 [ 80.560510][ T4986] btrfs_balance+0x8e4/0x1138 [ 80.561112][ T4986] btrfs_ioctl_balance+0x4cc/0x658 [ 80.561835][ T4986] btrfs_ioctl+0x8d0/0xb38 [ 80.562473][ T4986] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.563191][ T4986] invoke_syscall+0x98/0x2b8 [ 80.563850][ T4986] el0_svc_common+0x138/0x258 [ 80.564512][ T4986] do_el0_svc+0x58/0x14c [ 80.565099][ T4986] el0_svc+0x78/0x1e0 [ 80.565689][ T4986] el0t_64_sync_handler+0xcc/0xe4 [ 80.566398][ T4986] el0t_64_sync+0x1a0/0x1a4 [ 80.625899][ T4749] ------------[ cut here ]------------ [ 80.626739][ T4749] WARNING: CPU: 1 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 80.628342][ T4749] Modules linked in: [ 80.628906][ T4749] CPU: 1 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 80.630314][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.631796][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.632985][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 80.634041][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 80.635037][ T4749] sp : ffff80001f927740 [ 80.635639][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe00018380f0c [ 80.636795][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 80.637968][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 80.639211][ T4749] x20: ffff0000c1c07860 x19: 0000000000000000 x18: 0000000000000000 [ 80.640422][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000005 [ 80.641590][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 80.642773][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 80.643973][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 80.645095][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 80.646232][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 80.647428][ T4749] Call trace: [ 80.647899][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 80.648883][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 80.649674][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 80.650527][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 80.651315][ T4749] close_ctree+0x608/0x84c [ 80.651971][ T4749] btrfs_put_super+0x40/0x50 [ 80.652617][ T4749] generic_shutdown_super+0x130/0x2f0 [ 80.653409][ T4749] kill_anon_super+0x4c/0x80 [ 80.654075][ T4749] btrfs_kill_super+0x40/0x58 [ 80.654741][ T4749] deactivate_locked_super+0xb8/0x13c [ 80.655467][ T4749] deactivate_super+0xf8/0x118 [ 80.656153][ T4749] cleanup_mnt+0x3a4/0x458 [ 80.656718][ T4749] __cleanup_mnt+0x20/0x30 [ 80.657374][ T4749] task_work_run+0x12c/0x1e0 [ 80.658030][ T4749] do_notify_resume+0x24b4/0x3128 [ 80.658749][ T4749] el0_svc+0xf0/0x1e0 [ 80.659325][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 80.660072][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 80.660765][ T4749] irq event stamp: 328888 [ 80.661484][ T4749] hardirqs last enabled at (328887): [] kasan_quarantine_put+0xc4/0x204 [ 80.663105][ T4749] hardirqs last disabled at (328888): [] el1_dbg+0x24/0x80 [ 80.664495][ T4749] softirqs last enabled at (327300): [] handle_softirqs+0xa4c/0xbf0 [ 80.665942][ T4749] softirqs last disabled at (327011): [] __irq_exit_rcu+0x240/0x440 [ 80.667383][ T4749] ---[ end trace ffb59772b3842f16 ]--- [ 80.670390][ T21] Bluetooth: hci0: command 0x0419 tx timeout [ 80.702573][ T447] bond0 (unregistering): Released all slaves [ 81.442761][ T5008] loop0: detected capacity change from 0 to 262144 [ 81.485215][ T5008] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (5008) [ 81.489855][ T5008] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 81.491292][ T5008] BTRFS info (device loop0): enabling ssd optimizations [ 81.492424][ T5008] BTRFS info (device loop0): enabling auto defrag [ 81.493397][ T5008] BTRFS info (device loop0): using free space tree [ 81.494377][ T5008] BTRFS info (device loop0): has skinny extents [ 81.495255][ T5008] BTRFS info (device loop0): flagging fs with big metadata feature [ 81.502445][ T344] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 81.505612][ T136] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 81.511103][ T344] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 81.516678][ T5008] FAULT_INJECTION: forcing a failure. [ 81.516678][ T5008] name failslab, interval 1, probability 0, space 0, times 0 [ 81.519532][ T5008] CPU: 1 PID: 5008 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 81.520854][ T5008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.522326][ T5008] Call trace: [ 81.522781][ T5008] dump_backtrace+0x0/0x43c [ 81.523414][ T5008] show_stack+0x2c/0x3c [ 81.524143][ T5008] __dump_stack+0x30/0x40 [ 81.524856][ T5008] dump_stack_lvl+0xf8/0x160 [ 81.525617][ T5008] dump_stack+0x1c/0x5c [ 81.526306][ T5008] should_fail+0x3c0/0x51c [ 81.526967][ T5008] __should_failslab+0xbc/0x10c [ 81.527728][ T5008] should_failslab+0x10/0x28 [ 81.528385][ T5008] slab_pre_alloc_hook+0x64/0xec [ 81.529084][ T5008] kmem_cache_alloc+0x94/0x3e4 [ 81.529759][ T5008] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 81.530616][ T5008] btrfs_alloc_tree_block+0xb8c/0x112c [ 81.531414][ T5008] btrfs_force_cow_block+0x3a8/0x1700 [ 81.532171][ T5008] btrfs_cow_block+0x2d8/0x66c [ 81.532866][ T5008] btrfs_search_slot+0xa10/0x1f4c [ 81.533548][ T5008] btrfs_insert_empty_items+0x1e0/0x2a8 [ 81.534447][ T5008] insert_balance_item+0x14c/0x1118 [ 81.535237][ T5008] btrfs_balance+0x8e4/0x1138 [ 81.535900][ T5008] btrfs_ioctl_balance+0x4cc/0x658 [ 81.536639][ T5008] btrfs_ioctl+0x8d0/0xb38 [ 81.537289][ T5008] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.538027][ T5008] invoke_syscall+0x98/0x2b8 [ 81.538685][ T5008] el0_svc_common+0x138/0x258 [ 81.539394][ T5008] do_el0_svc+0x58/0x14c [ 81.539998][ T5008] el0_svc+0x78/0x1e0 [ 81.540656][ T5008] el0t_64_sync_handler+0xcc/0xe4 [ 81.541461][ T5008] el0t_64_sync+0x1a0/0x1a4 [ 81.585814][ T4749] ------------[ cut here ]------------ [ 81.586722][ T4749] WARNING: CPU: 1 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 81.588465][ T4749] Modules linked in: [ 81.589055][ T4749] CPU: 1 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 81.590369][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.591824][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.593008][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 81.594068][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 81.595087][ T4749] sp : ffff80001f927740 [ 81.595737][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001ab0150c [ 81.596951][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 81.598147][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 81.599306][ T4749] x20: ffff0000d580a860 x19: 0000000000000000 x18: 0000000000000000 [ 81.600516][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 81.601665][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 81.602802][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 81.603981][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 81.605119][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 81.606328][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 81.607492][ T4749] Call trace: [ 81.607942][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 81.608894][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 81.609677][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 81.610571][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 81.611404][ T4749] close_ctree+0x608/0x84c [ 81.612045][ T4749] btrfs_put_super+0x40/0x50 [ 81.612718][ T4749] generic_shutdown_super+0x130/0x2f0 [ 81.613540][ T4749] kill_anon_super+0x4c/0x80 [ 81.614188][ T4749] btrfs_kill_super+0x40/0x58 [ 81.614866][ T4749] deactivate_locked_super+0xb8/0x13c [ 81.615699][ T4749] deactivate_super+0xf8/0x118 [ 81.616413][ T4749] cleanup_mnt+0x3a4/0x458 [ 81.617064][ T4749] __cleanup_mnt+0x20/0x30 [ 81.617758][ T4749] task_work_run+0x12c/0x1e0 [ 81.618490][ T4749] do_notify_resume+0x24b4/0x3128 [ 81.619281][ T4749] el0_svc+0xf0/0x1e0 [ 81.619933][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 81.620710][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 81.621456][ T4749] irq event stamp: 340048 [ 81.622127][ T4749] hardirqs last enabled at (340047): [] kasan_quarantine_put+0xc4/0x204 [ 81.623628][ T4749] hardirqs last disabled at (340048): [] el1_dbg+0x24/0x80 [ 81.625008][ T4749] softirqs last enabled at (338418): [] handle_softirqs+0xa4c/0xbf0 [ 81.626477][ T4749] softirqs last disabled at (338133): [] __irq_exit_rcu+0x240/0x440 [ 81.627936][ T4749] ---[ end trace ffb59772b3842f17 ]--- [ 82.416528][ T5030] loop0: detected capacity change from 0 to 262144 [ 82.469528][ T5030] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5030) [ 82.473522][ T5030] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 82.474997][ T5030] BTRFS info (device loop0): enabling ssd optimizations [ 82.476082][ T5030] BTRFS info (device loop0): enabling auto defrag [ 82.477046][ T5030] BTRFS info (device loop0): using free space tree [ 82.478179][ T5030] BTRFS info (device loop0): has skinny extents [ 82.479139][ T5030] BTRFS info (device loop0): flagging fs with big metadata feature [ 82.498106][ T148] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 82.509266][ T5030] FAULT_INJECTION: forcing a failure. [ 82.509266][ T5030] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 82.511709][ T5030] CPU: 0 PID: 5030 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 82.512969][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.514593][ T5030] Call trace: [ 82.515105][ T5030] dump_backtrace+0x0/0x43c [ 82.515868][ T5030] show_stack+0x2c/0x3c [ 82.516571][ T5030] __dump_stack+0x30/0x40 [ 82.517279][ T5030] dump_stack_lvl+0xf8/0x160 [ 82.518001][ T5030] dump_stack+0x1c/0x5c [ 82.518655][ T5030] should_fail+0x3c0/0x51c [ 82.519322][ T5030] should_fail_alloc_page+0x74/0xa8 [ 82.520082][ T5030] prepare_alloc_pages+0x160/0x460 [ 82.520870][ T5030] __alloc_pages+0x108/0x470 [ 82.521565][ T5030] alloc_pages+0x34c/0x5c0 [ 82.522217][ T5030] new_slab+0xe0/0x55c [ 82.522830][ T5030] ___slab_alloc+0x6c0/0xda8 [ 82.523552][ T5030] __slab_alloc+0x68/0xc0 [ 82.524163][ T5030] kmem_cache_alloc+0x2ac/0x3e4 [ 82.524874][ T5030] btrfs_add_delayed_tree_ref+0x184/0xd4c [ 82.525767][ T5030] btrfs_alloc_tree_block+0xb8c/0x112c [ 82.526602][ T5030] btrfs_force_cow_block+0x3a8/0x1700 [ 82.527372][ T5030] btrfs_cow_block+0x2d8/0x66c [ 82.528057][ T5030] btrfs_search_slot+0xa10/0x1f4c [ 82.528799][ T5030] btrfs_insert_empty_items+0x1e0/0x2a8 [ 82.529643][ T5030] insert_balance_item+0x14c/0x1118 [ 82.530384][ T5030] btrfs_balance+0x8e4/0x1138 [ 82.531047][ T5030] btrfs_ioctl_balance+0x4cc/0x658 [ 82.531769][ T5030] btrfs_ioctl+0x8d0/0xb38 [ 82.532391][ T5030] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.533075][ T5030] invoke_syscall+0x98/0x2b8 [ 82.533810][ T5030] el0_svc_common+0x138/0x258 [ 82.534583][ T5030] do_el0_svc+0x58/0x14c [ 82.535233][ T5030] el0_svc+0x78/0x1e0 [ 82.535831][ T5030] el0t_64_sync_handler+0xcc/0xe4 [ 82.536577][ T5030] el0t_64_sync+0x1a0/0x1a4 [ 82.548594][ T5030] BTRFS info (device loop0): balance: start [ 82.549699][ T5030] BTRFS info (device loop0): balance: ended with status: 0 [ 83.400831][ T5051] loop0: detected capacity change from 0 to 262144 [ 83.488254][ T5051] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5051) [ 83.535968][ T5051] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 83.537372][ T5051] BTRFS info (device loop0): enabling ssd optimizations [ 83.538603][ T5051] BTRFS info (device loop0): enabling auto defrag [ 83.539570][ T5051] BTRFS info (device loop0): using free space tree [ 83.540550][ T5051] BTRFS info (device loop0): has skinny extents [ 83.541453][ T5051] BTRFS info (device loop0): flagging fs with big metadata feature [ 83.559504][ T5051] FAULT_INJECTION: forcing a failure. [ 83.559504][ T5051] name failslab, interval 1, probability 0, space 0, times 0 [ 83.561469][ T5051] CPU: 1 PID: 5051 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 83.562767][ T5051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.564191][ T5051] Call trace: [ 83.564696][ T5051] dump_backtrace+0x0/0x43c [ 83.565353][ T5051] show_stack+0x2c/0x3c [ 83.565945][ T5051] __dump_stack+0x30/0x40 [ 83.566639][ T5051] dump_stack_lvl+0xf8/0x160 [ 83.567309][ T5051] dump_stack+0x1c/0x5c [ 83.567940][ T5051] should_fail+0x3c0/0x51c [ 83.568639][ T5051] __should_failslab+0xbc/0x10c [ 83.569350][ T5051] should_failslab+0x10/0x28 [ 83.569984][ T5051] slab_pre_alloc_hook+0x64/0xec [ 83.570675][ T5051] kmem_cache_alloc+0x94/0x3e4 [ 83.571386][ T5051] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 83.572185][ T5051] btrfs_alloc_tree_block+0xb8c/0x112c [ 83.572963][ T5051] btrfs_force_cow_block+0x3a8/0x1700 [ 83.573673][ T5051] btrfs_cow_block+0x2d8/0x66c [ 83.574349][ T5051] btrfs_search_slot+0xa10/0x1f4c [ 83.575039][ T5051] btrfs_insert_empty_items+0x1e0/0x2a8 [ 83.575797][ T5051] insert_balance_item+0x14c/0x1118 [ 83.576489][ T5051] btrfs_balance+0x8e4/0x1138 [ 83.577146][ T5051] btrfs_ioctl_balance+0x4cc/0x658 [ 83.577900][ T5051] btrfs_ioctl+0x8d0/0xb38 [ 83.578539][ T5051] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.579309][ T5051] invoke_syscall+0x98/0x2b8 [ 83.579955][ T5051] el0_svc_common+0x138/0x258 [ 83.580649][ T5051] do_el0_svc+0x58/0x14c [ 83.581274][ T5051] el0_svc+0x78/0x1e0 [ 83.581855][ T5051] el0t_64_sync_handler+0xcc/0xe4 [ 83.582604][ T5051] el0t_64_sync+0x1a0/0x1a4 [ 83.621372][ T4749] ------------[ cut here ]------------ [ 83.622266][ T4749] WARNING: CPU: 1 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 83.623924][ T4749] Modules linked in: [ 83.624479][ T4749] CPU: 1 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 83.625796][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.627221][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.628428][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 83.629384][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 83.630411][ T4749] sp : ffff80001f927740 [ 83.631009][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001a2b1a0c [ 83.632181][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 83.633357][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 83.634549][ T4749] x20: ffff0000d158d060 x19: 0000000000000000 x18: 0000000000000000 [ 83.635753][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 83.636949][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 83.638202][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 83.639346][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 83.640527][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 83.641725][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 83.642917][ T4749] Call trace: [ 83.643410][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 83.644370][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 83.645175][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 83.646022][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 83.646805][ T4749] close_ctree+0x608/0x84c [ 83.647432][ T4749] btrfs_put_super+0x40/0x50 [ 83.648077][ T4749] generic_shutdown_super+0x130/0x2f0 [ 83.648845][ T4749] kill_anon_super+0x4c/0x80 [ 83.649517][ T4749] btrfs_kill_super+0x40/0x58 [ 83.650148][ T4749] deactivate_locked_super+0xb8/0x13c [ 83.650931][ T4749] deactivate_super+0xf8/0x118 [ 83.651652][ T4749] cleanup_mnt+0x3a4/0x458 [ 83.652261][ T4749] __cleanup_mnt+0x20/0x30 [ 83.652854][ T4749] task_work_run+0x12c/0x1e0 [ 83.653515][ T4749] do_notify_resume+0x24b4/0x3128 [ 83.654258][ T4749] el0_svc+0xf0/0x1e0 [ 83.654835][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 83.655533][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 83.656158][ T4749] irq event stamp: 360608 [ 83.656785][ T4749] hardirqs last enabled at (360607): [] kasan_quarantine_put+0xc4/0x204 [ 83.658130][ T4749] hardirqs last disabled at (360608): [] el1_dbg+0x24/0x80 [ 83.659303][ T4749] softirqs last enabled at (357974): [] local_bh_enable+0x10/0x34 [ 83.660596][ T4749] softirqs last disabled at (357972): [] local_bh_disable+0x10/0x34 [ 83.661915][ T4749] ---[ end trace ffb59772b3842f18 ]--- 1970/01/01 00:01:23 executed programs: 7 [ 84.644415][ T5072] loop0: detected capacity change from 0 to 262144 [ 84.701506][ T5072] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5072) [ 84.707165][ T5072] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 84.709262][ T5072] BTRFS info (device loop0): enabling ssd optimizations [ 84.710351][ T5072] BTRFS info (device loop0): enabling auto defrag [ 84.711330][ T5072] BTRFS info (device loop0): using free space tree [ 84.712358][ T5072] BTRFS info (device loop0): has skinny extents [ 84.713318][ T5072] BTRFS info (device loop0): flagging fs with big metadata feature [ 84.725087][ T447] validate_extent_buffer: 5 callbacks suppressed [ 84.725097][ T447] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 84.729288][ T5072] repair_io_failure: 50 callbacks suppressed [ 84.729304][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 22036480 (dev /dev/loop0 sector 43040) [ 84.731972][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 22040576 (dev /dev/loop0 sector 43048) [ 84.733779][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 22044672 (dev /dev/loop0 sector 43056) [ 84.737850][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 22048768 (dev /dev/loop0 sector 43064) [ 84.740360][ T148] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 84.742729][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 30670848 (dev /dev/loop0 sector 76288) [ 84.744570][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 30674944 (dev /dev/loop0 sector 76296) [ 84.746347][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 30679040 (dev /dev/loop0 sector 76304) [ 84.748390][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 30683136 (dev /dev/loop0 sector 76312) [ 84.752542][ T447] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 84.755186][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 30457856 (dev /dev/loop0 sector 75872) [ 84.756893][ T5072] BTRFS info (device loop0): read error corrected: ino 0 off 30461952 (dev /dev/loop0 sector 75880) [ 84.760798][ T5072] FAULT_INJECTION: forcing a failure. [ 84.760798][ T5072] name failslab, interval 1, probability 0, space 0, times 0 [ 84.762586][ T5072] CPU: 0 PID: 5072 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 84.763845][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.765331][ T5072] Call trace: [ 84.765759][ T5072] dump_backtrace+0x0/0x43c [ 84.766387][ T5072] show_stack+0x2c/0x3c [ 84.766948][ T5072] __dump_stack+0x30/0x40 [ 84.767617][ T5072] dump_stack_lvl+0xf8/0x160 [ 84.768299][ T5072] dump_stack+0x1c/0x5c [ 84.768904][ T5072] should_fail+0x3c0/0x51c [ 84.769539][ T5072] __should_failslab+0xbc/0x10c [ 84.770252][ T5072] should_failslab+0x10/0x28 [ 84.770916][ T5072] slab_pre_alloc_hook+0x64/0xec [ 84.771654][ T5072] kmem_cache_alloc+0x94/0x3e4 [ 84.772379][ T5072] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 84.773187][ T5072] btrfs_alloc_tree_block+0xb8c/0x112c [ 84.773996][ T5072] btrfs_force_cow_block+0x3a8/0x1700 [ 84.774758][ T5072] btrfs_cow_block+0x2d8/0x66c [ 84.775463][ T5072] btrfs_search_slot+0xa10/0x1f4c [ 84.776163][ T5072] btrfs_insert_empty_items+0x1e0/0x2a8 [ 84.776960][ T5072] insert_balance_item+0x14c/0x1118 [ 84.777732][ T5072] btrfs_balance+0x8e4/0x1138 [ 84.778432][ T5072] btrfs_ioctl_balance+0x4cc/0x658 [ 84.779172][ T5072] btrfs_ioctl+0x8d0/0xb38 [ 84.779749][ T5072] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.780464][ T5072] invoke_syscall+0x98/0x2b8 [ 84.781098][ T5072] el0_svc_common+0x138/0x258 [ 84.781844][ T5072] do_el0_svc+0x58/0x14c [ 84.782493][ T5072] el0_svc+0x78/0x1e0 [ 84.783098][ T5072] el0t_64_sync_handler+0xcc/0xe4 [ 84.783845][ T5072] el0t_64_sync+0x1a0/0x1a4 [ 84.812249][ T4749] ------------[ cut here ]------------ [ 84.813157][ T4749] WARNING: CPU: 0 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 84.814930][ T4749] Modules linked in: [ 84.815492][ T4749] CPU: 0 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 84.816933][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.818500][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.819673][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 84.820709][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 84.821753][ T4749] sp : ffff80001f927740 [ 84.822409][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001cb2080c [ 84.823641][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 84.824834][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 84.826025][ T4749] x20: ffff0000e5904060 x19: 0000000000000000 x18: 0000000000000000 [ 84.827213][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 84.828347][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 84.829553][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 84.830702][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 84.831869][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 84.833038][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 84.834335][ T4749] Call trace: [ 84.834826][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 84.835810][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 84.836623][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 84.837469][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 84.838252][ T4749] close_ctree+0x608/0x84c [ 84.838861][ T4749] btrfs_put_super+0x40/0x50 [ 84.839507][ T4749] generic_shutdown_super+0x130/0x2f0 [ 84.840268][ T4749] kill_anon_super+0x4c/0x80 [ 84.840928][ T4749] btrfs_kill_super+0x40/0x58 [ 84.841666][ T4749] deactivate_locked_super+0xb8/0x13c [ 84.842440][ T4749] deactivate_super+0xf8/0x118 [ 84.843139][ T4749] cleanup_mnt+0x3a4/0x458 [ 84.843759][ T4749] __cleanup_mnt+0x20/0x30 [ 84.844359][ T4749] task_work_run+0x12c/0x1e0 [ 84.845010][ T4749] do_notify_resume+0x24b4/0x3128 [ 84.845676][ T4749] el0_svc+0xf0/0x1e0 [ 84.846225][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 84.846913][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 84.847520][ T4749] irq event stamp: 518186 [ 84.848094][ T4749] hardirqs last enabled at (518185): [] kasan_quarantine_put+0xc4/0x204 [ 84.849492][ T4749] hardirqs last disabled at (518186): [] el1_dbg+0x24/0x80 [ 84.850672][ T4749] softirqs last enabled at (515258): [] local_bh_enable+0x10/0x34 [ 84.851948][ T4749] softirqs last disabled at (515256): [] local_bh_disable+0x10/0x34 [ 84.853267][ T4749] ---[ end trace ffb59772b3842f19 ]--- [ 85.815390][ T5099] loop0: detected capacity change from 0 to 262144 [ 85.852771][ T5099] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5099) [ 85.856816][ T5099] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 85.858620][ T5099] BTRFS info (device loop0): enabling ssd optimizations [ 85.859731][ T5099] BTRFS info (device loop0): enabling auto defrag [ 85.860741][ T5099] BTRFS info (device loop0): using free space tree [ 85.861735][ T5099] BTRFS info (device loop0): has skinny extents [ 85.862785][ T5099] BTRFS info (device loop0): flagging fs with big metadata feature [ 85.869285][ T447] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 85.872784][ T148] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 85.883826][ T447] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 85.888924][ T5099] FAULT_INJECTION: forcing a failure. [ 85.888924][ T5099] name failslab, interval 1, probability 0, space 0, times 0 [ 85.890748][ T5099] CPU: 1 PID: 5099 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 85.892013][ T5099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.893462][ T5099] Call trace: [ 85.893957][ T5099] dump_backtrace+0x0/0x43c [ 85.894676][ T5099] show_stack+0x2c/0x3c [ 85.895253][ T5099] __dump_stack+0x30/0x40 [ 85.895847][ T5099] dump_stack_lvl+0xf8/0x160 [ 85.896469][ T5099] dump_stack+0x1c/0x5c [ 85.897085][ T5099] should_fail+0x3c0/0x51c [ 85.897743][ T5099] __should_failslab+0xbc/0x10c [ 85.898495][ T5099] should_failslab+0x10/0x28 [ 85.899131][ T5099] slab_pre_alloc_hook+0x64/0xec [ 85.899934][ T5099] kmem_cache_alloc+0x94/0x3e4 [ 85.900731][ T5099] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 85.901594][ T5099] btrfs_alloc_tree_block+0xb8c/0x112c [ 85.902426][ T5099] btrfs_force_cow_block+0x3a8/0x1700 [ 85.903206][ T5099] btrfs_cow_block+0x2d8/0x66c [ 85.903894][ T5099] btrfs_search_slot+0xa10/0x1f4c [ 85.904656][ T5099] btrfs_insert_empty_items+0x1e0/0x2a8 [ 85.905446][ T5099] insert_balance_item+0x14c/0x1118 [ 85.906262][ T5099] btrfs_balance+0x8e4/0x1138 [ 85.906982][ T5099] btrfs_ioctl_balance+0x4cc/0x658 [ 85.907752][ T5099] btrfs_ioctl+0x8d0/0xb38 [ 85.908449][ T5099] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.909180][ T5099] invoke_syscall+0x98/0x2b8 [ 85.909899][ T5099] el0_svc_common+0x138/0x258 [ 85.910616][ T5099] do_el0_svc+0x58/0x14c [ 85.911197][ T5099] el0_svc+0x78/0x1e0 [ 85.911775][ T5099] el0t_64_sync_handler+0xcc/0xe4 [ 85.912539][ T5099] el0t_64_sync+0x1a0/0x1a4 [ 85.954488][ T4749] ------------[ cut here ]------------ [ 85.955368][ T4749] WARNING: CPU: 1 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 85.957173][ T4749] Modules linked in: [ 85.957766][ T4749] CPU: 1 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 85.959166][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 85.960716][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.961877][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 85.962901][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 85.963964][ T4749] sp : ffff80001f927740 [ 85.964595][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001af74c0c [ 85.965805][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000002 [ 85.967056][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 85.968316][ T4749] x20: ffff0000d7ba6060 x19: 0000000000000000 x18: 0000000000000000 [ 85.969564][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 85.970860][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 85.972074][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 85.973275][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 85.974439][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 85.975604][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 85.976831][ T4749] Call trace: [ 85.977294][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 85.978254][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 85.979152][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 85.979959][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 85.980743][ T4749] close_ctree+0x608/0x84c [ 85.981338][ T4749] btrfs_put_super+0x40/0x50 [ 85.981998][ T4749] generic_shutdown_super+0x130/0x2f0 [ 85.982733][ T4749] kill_anon_super+0x4c/0x80 [ 85.983385][ T4749] btrfs_kill_super+0x40/0x58 [ 85.983997][ T4749] deactivate_locked_super+0xb8/0x13c [ 85.984768][ T4749] deactivate_super+0xf8/0x118 [ 85.985444][ T4749] cleanup_mnt+0x3a4/0x458 [ 85.986022][ T4749] __cleanup_mnt+0x20/0x30 [ 85.986636][ T4749] task_work_run+0x12c/0x1e0 [ 85.987314][ T4749] do_notify_resume+0x24b4/0x3128 [ 85.988131][ T4749] el0_svc+0xf0/0x1e0 [ 85.988732][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 85.989489][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 85.990158][ T4749] irq event stamp: 674360 [ 85.990832][ T4749] hardirqs last enabled at (674359): [] kasan_quarantine_put+0xc4/0x204 [ 85.992396][ T4749] hardirqs last disabled at (674360): [] el1_dbg+0x24/0x80 [ 85.993741][ T4749] softirqs last enabled at (673254): [] handle_softirqs+0xa4c/0xbf0 [ 85.995111][ T4749] softirqs last disabled at (673249): [] __irq_exit_rcu+0x240/0x440 [ 85.996545][ T4749] ---[ end trace ffb59772b3842f1a ]--- [ 86.965461][ T5121] loop0: detected capacity change from 0 to 262144 [ 87.007640][ T5121] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5121) [ 87.011449][ T5121] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 87.012960][ T5121] BTRFS info (device loop0): enabling ssd optimizations [ 87.014069][ T5121] BTRFS info (device loop0): enabling auto defrag [ 87.015084][ T5121] BTRFS info (device loop0): using free space tree [ 87.016110][ T5121] BTRFS info (device loop0): has skinny extents [ 87.017024][ T5121] BTRFS info (device loop0): flagging fs with big metadata feature [ 87.032545][ T447] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 87.035748][ T148] BTRFS warning (device loop0): checksum verify failed on 30670848 wanted 0xe9f08ec94c425425 found 0x1a4a9216e61c07c8 level 0 [ 87.041350][ T447] BTRFS warning (device loop0): checksum verify failed on 30457856 wanted 0x402e75f1de9ccfe6 found 0x64dad595b87aeca8 level 0 [ 87.046175][ T5121] FAULT_INJECTION: forcing a failure. [ 87.046175][ T5121] name failslab, interval 1, probability 0, space 0, times 0 [ 87.049250][ T5121] CPU: 0 PID: 5121 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 87.050596][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 87.052157][ T5121] Call trace: [ 87.052617][ T5121] dump_backtrace+0x0/0x43c [ 87.053255][ T5121] show_stack+0x2c/0x3c [ 87.053867][ T5121] __dump_stack+0x30/0x40 [ 87.054516][ T5121] dump_stack_lvl+0xf8/0x160 [ 87.055189][ T5121] dump_stack+0x1c/0x5c [ 87.055840][ T5121] should_fail+0x3c0/0x51c [ 87.056544][ T5121] __should_failslab+0xbc/0x10c [ 87.057210][ T5121] should_failslab+0x10/0x28 [ 87.057858][ T5121] slab_pre_alloc_hook+0x64/0xec [ 87.058566][ T5121] kmem_cache_alloc+0x94/0x3e4 [ 87.059245][ T5121] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 87.060115][ T5121] btrfs_alloc_tree_block+0xb8c/0x112c [ 87.060873][ T5121] btrfs_force_cow_block+0x3a8/0x1700 [ 87.061626][ T5121] btrfs_cow_block+0x2d8/0x66c [ 87.062311][ T5121] btrfs_search_slot+0xa10/0x1f4c [ 87.063018][ T5121] btrfs_insert_empty_items+0x1e0/0x2a8 [ 87.063828][ T5121] insert_balance_item+0x14c/0x1118 [ 87.064606][ T5121] btrfs_balance+0x8e4/0x1138 [ 87.065286][ T5121] btrfs_ioctl_balance+0x4cc/0x658 [ 87.066020][ T5121] btrfs_ioctl+0x8d0/0xb38 [ 87.066591][ T5121] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.067298][ T5121] invoke_syscall+0x98/0x2b8 [ 87.067946][ T5121] el0_svc_common+0x138/0x258 [ 87.068651][ T5121] do_el0_svc+0x58/0x14c [ 87.069301][ T5121] el0_svc+0x78/0x1e0 [ 87.069865][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 87.070527][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 87.111814][ T4749] ------------[ cut here ]------------ [ 87.112783][ T4749] WARNING: CPU: 0 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 87.114445][ T4749] Modules linked in: [ 87.115021][ T4749] CPU: 0 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 87.116429][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 87.118082][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.119336][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 87.120419][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 87.121551][ T4749] sp : ffff80001f927740 [ 87.122149][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001af91b0c [ 87.123507][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 87.124779][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 87.125955][ T4749] x20: ffff0000d7c8d860 x19: 0000000000000000 x18: 0000000000000000 [ 87.127159][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 87.128429][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 87.129666][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 87.130850][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 87.131995][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 87.133132][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 87.134222][ T4749] Call trace: [ 87.134763][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 87.135763][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 87.136544][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 87.137369][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 87.138138][ T4749] close_ctree+0x608/0x84c [ 87.138858][ T4749] btrfs_put_super+0x40/0x50 [ 87.139600][ T4749] generic_shutdown_super+0x130/0x2f0 [ 87.140388][ T4749] kill_anon_super+0x4c/0x80 [ 87.140992][ T4749] btrfs_kill_super+0x40/0x58 [ 87.141641][ T4749] deactivate_locked_super+0xb8/0x13c [ 87.142421][ T4749] deactivate_super+0xf8/0x118 [ 87.143087][ T4749] cleanup_mnt+0x3a4/0x458 [ 87.143693][ T4749] __cleanup_mnt+0x20/0x30 [ 87.144344][ T4749] task_work_run+0x12c/0x1e0 [ 87.144979][ T4749] do_notify_resume+0x24b4/0x3128 [ 87.145649][ T4749] el0_svc+0xf0/0x1e0 [ 87.146233][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 87.146932][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 87.147553][ T4749] irq event stamp: 833006 [ 87.148151][ T4749] hardirqs last enabled at (833005): [] kasan_quarantine_put+0xc4/0x204 [ 87.149509][ T4749] hardirqs last disabled at (833006): [] el1_dbg+0x24/0x80 [ 87.150804][ T4749] softirqs last enabled at (829520): [] local_bh_enable+0x10/0x34 [ 87.152123][ T4749] softirqs last disabled at (829518): [] local_bh_disable+0x10/0x34 [ 87.153406][ T4749] ---[ end trace ffb59772b3842f1b ]--- [ 88.107806][ T5145] loop0: detected capacity change from 0 to 262144 [ 88.198989][ T5145] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5145) [ 88.240180][ T5145] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 88.241659][ T5145] BTRFS info (device loop0): enabling ssd optimizations [ 88.242915][ T5145] BTRFS info (device loop0): enabling auto defrag [ 88.243998][ T5145] BTRFS info (device loop0): using free space tree [ 88.244992][ T5145] BTRFS info (device loop0): has skinny extents [ 88.245943][ T5145] BTRFS info (device loop0): flagging fs with big metadata feature [ 88.252481][ T148] BTRFS warning (device loop0): checksum verify failed on 22036480 wanted 0x23e101be1e001a29 found 0x98e2f59226e63d74 level 0 [ 88.267639][ T5145] FAULT_INJECTION: forcing a failure. [ 88.267639][ T5145] name failslab, interval 1, probability 0, space 0, times 0 [ 88.269555][ T5145] CPU: 0 PID: 5145 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 88.270801][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 88.272075][ T5145] Call trace: [ 88.272507][ T5145] dump_backtrace+0x0/0x43c [ 88.273094][ T5145] show_stack+0x2c/0x3c [ 88.273683][ T5145] __dump_stack+0x30/0x40 [ 88.274286][ T5145] dump_stack_lvl+0xf8/0x160 [ 88.274933][ T5145] dump_stack+0x1c/0x5c [ 88.275489][ T5145] should_fail+0x3c0/0x51c [ 88.276088][ T5145] __should_failslab+0xbc/0x10c [ 88.276745][ T5145] should_failslab+0x10/0x28 [ 88.277391][ T5145] slab_pre_alloc_hook+0x64/0xec [ 88.278106][ T5145] kmem_cache_alloc+0x94/0x3e4 [ 88.278803][ T5145] btrfs_add_delayed_tree_ref+0x1a0/0xd4c [ 88.279563][ T5145] btrfs_alloc_tree_block+0xb8c/0x112c [ 88.280317][ T5145] btrfs_force_cow_block+0x3a8/0x1700 [ 88.281068][ T5145] btrfs_cow_block+0x2d8/0x66c [ 88.281715][ T5145] btrfs_search_slot+0xa10/0x1f4c [ 88.282396][ T5145] btrfs_insert_empty_items+0x1e0/0x2a8 [ 88.283137][ T5145] insert_balance_item+0x14c/0x1118 [ 88.283863][ T5145] btrfs_balance+0x8e4/0x1138 [ 88.284533][ T5145] btrfs_ioctl_balance+0x4cc/0x658 [ 88.285232][ T5145] btrfs_ioctl+0x8d0/0xb38 [ 88.285845][ T5145] __arm64_sys_ioctl+0x14c/0x1c8 [ 88.286535][ T5145] invoke_syscall+0x98/0x2b8 [ 88.287161][ T5145] el0_svc_common+0x138/0x258 [ 88.287802][ T5145] do_el0_svc+0x58/0x14c [ 88.288346][ T5145] el0_svc+0x78/0x1e0 [ 88.288899][ T5145] el0t_64_sync_handler+0xcc/0xe4 [ 88.289590][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 88.327439][ T4749] ------------[ cut here ]------------ [ 88.328357][ T4749] WARNING: CPU: 0 PID: 4749 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 88.330019][ T4749] Modules linked in: [ 88.330580][ T4749] CPU: 0 PID: 4749 Comm: syz-executor Tainted: G W syzkaller #0 [ 88.331819][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 88.333250][ T4749] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.334390][ T4749] pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 88.335376][ T4749] lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c [ 88.336384][ T4749] sp : ffff80001f927740 [ 88.337002][ T4749] x29: ffff80001f927750 x28: dfff800000000000 x27: 1fffe0001d5c0c0c [ 88.338125][ T4749] x26: dfff800000000000 x25: ffff80001418d310 x24: 0000000000000001 [ 88.339357][ T4749] x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 [ 88.340530][ T4749] x20: ffff0000eae06060 x19: 0000000000000000 x18: 0000000000000000 [ 88.341731][ T4749] x17: 0000000000000000 x16: ffff8000111cd488 x15: 0000000000000003 [ 88.342968][ T4749] x14: 00000000111c92a8 x13: 1ffff0000283206b x12: 0000000000ff0100 [ 88.344174][ T4749] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a02b7ec [ 88.345367][ T4749] x8 : ffff0000d13c1b40 x7 : ffff80000a02aad0 x6 : 0000000000000000 [ 88.346531][ T4749] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d60cc [ 88.347736][ T4749] x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 [ 88.348930][ T4749] Call trace: [ 88.349410][ T4749] btrfs_space_info_update_bytes_may_use+0x2b8/0x66c [ 88.350342][ T4749] btrfs_block_rsv_release+0x408/0x4e4 [ 88.351123][ T4749] btrfs_release_global_block_rsv+0x38/0x22c [ 88.352035][ T4749] btrfs_free_block_groups+0x7b4/0xb44 [ 88.352792][ T4749] close_ctree+0x608/0x84c [ 88.353481][ T4749] btrfs_put_super+0x40/0x50 [ 88.354160][ T4749] generic_shutdown_super+0x130/0x2f0 [ 88.354964][ T4749] kill_anon_super+0x4c/0x80 [ 88.355614][ T4749] btrfs_kill_super+0x40/0x58 [ 88.356283][ T4749] deactivate_locked_super+0xb8/0x13c [ 88.357043][ T4749] deactivate_super+0xf8/0x118 [ 88.357705][ T4749] cleanup_mnt+0x3a4/0x458 [ 88.358330][ T4749] __cleanup_mnt+0x20/0x30 [ 88.358991][ T4749] task_work_run+0x12c/0x1e0 [ 88.359651][ T4749] do_notify_resume+0x24b4/0x3128 [ 88.360431][ T4749] el0_svc+0xf0/0x1e0 [ 88.361037][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 88.361779][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 88.362439][ T4749] irq event stamp: 990986 [ 88.363093][ T4749] hardirqs last enabled at (990985): [] kasan_quarantine_put+0xc4/0x204 [ 88.364643][ T4749] hardirqs last disabled at (990986): [] el1_dbg+0x24/0x80 [ 88.365915][ T4749] softirqs last enabled at (990316): [] handle_softirqs+0xa4c/0xbf0 [ 88.367276][ T4749] softirqs last disabled at (990273): [] __irq_exit_rcu+0x240/0x440 [ 88.368699][ T4749] ---[ end trace ffb59772b3842f1c ]--- [ 89.326332][ T5166] loop0: detected capacity change from 0 to 262144 [ 89.388823][ T5166] BTRFS: device fsid 7e32c2af-f87a-45a1-bcba-64dea7c56a53 devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5166) [ 89.392205][ T5166] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 89.393668][ T5166] BTRFS info (device loop0): enabling ssd optimizations [ 89.394722][ T5166] BTRFS info (device loop0): enabling auto defrag [ 89.395659][ T5166] BTRFS info (device loop0): using free space tree [ 89.396606][ T5166] BTRFS info (device loop0): has skinny extents [ 89.397884][ T5166] BTRFS info (device loop0): flagging fs with big metadata feature [ 89.412459][ T5166] FAULT_INJECTION: forcing a failure. [ 89.412459][ T5166] name failslab, interval 1, probability 0, space 0, times 0 [ 89.414589][ T5166] CPU: 0 PID: 5166 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 89.415764][ T5166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 89.417208][ T5166] Call trace: [ 89.417708][ T5166] dump_backtrace+0x0/0x43c