Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. 1970/01/01 00:01:21 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:21 ignoring optional flag "type"="gce" 1970/01/01 00:01:21 parsed 1 programs [ 83.889380][ T4452] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 90.070523][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.072838][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.079736][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 90.087484][ T308] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.089810][ T308] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.092569][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 90.484013][ T4487] chnl_net:caif_netlink_parms(): no params data found [ 90.517817][ T4487] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.519910][ T4487] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.522408][ T4487] device bridge_slave_0 entered promiscuous mode [ 90.525858][ T4487] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.527848][ T4487] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.530324][ T4487] device bridge_slave_1 entered promiscuous mode [ 90.543651][ T4487] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.548809][ T4487] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.562341][ T4487] team0: Port device team_slave_0 added [ 90.568428][ T4487] team0: Port device team_slave_1 added [ 90.579956][ T4487] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.581842][ T4487] 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. [ 90.588706][ T4487] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.592691][ T4487] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.594770][ T4487] 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. [ 90.601552][ T4487] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.686178][ T4487] device hsr_slave_0 entered promiscuous mode [ 90.724112][ T4487] device hsr_slave_1 entered promiscuous mode [ 91.458460][ T4487] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.495787][ T4487] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.535447][ T4487] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.580843][ T4487] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.675474][ T4487] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.681702][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.685939][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.690246][ T4487] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.705046][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.707823][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.713478][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.715619][ T308] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.725524][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.744990][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.747685][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.750452][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.752332][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.758353][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.766738][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.794308][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 91.797820][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.800409][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 91.803428][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.806355][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 91.814556][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 91.817043][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 91.819340][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 91.832947][ T4487] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 91.843254][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.948800][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 91.951016][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 91.966841][ T4487] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.983721][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 91.986446][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 92.002684][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 92.008113][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 92.011185][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 92.013576][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 92.018928][ T4487] device veth0_vlan entered promiscuous mode [ 92.025085][ T4487] device veth1_vlan entered promiscuous mode [ 92.040744][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 92.043985][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 92.046460][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 92.049012][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.053073][ T4487] device veth0_macvtap entered promiscuous mode [ 92.062074][ T4487] device veth1_macvtap entered promiscuous mode [ 92.072045][ T4487] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.075003][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.077486][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 92.079877][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 92.082894][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.095914][ T4487] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.098885][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 92.101552][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 92.107213][ T4487] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.109589][ T4487] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.111829][ T4487] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.115410][ T4487] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.571561][ T286] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:33 executed programs: 0 [ 93.365706][ T4660] chnl_net:caif_netlink_parms(): no params data found [ 93.395784][ T4660] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.397801][ T4660] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.400237][ T4660] device bridge_slave_0 entered promiscuous mode [ 93.404076][ T4660] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.405956][ T4660] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.408335][ T4660] device bridge_slave_1 entered promiscuous mode [ 93.422319][ T4660] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.426634][ T4660] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.440374][ T4660] team0: Port device team_slave_0 added [ 93.443300][ T4660] team0: Port device team_slave_1 added [ 93.455959][ T4660] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.457804][ T4660] 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. [ 93.464894][ T4660] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.468861][ T4660] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.470625][ T4660] 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. [ 93.477483][ T4660] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.565995][ T4660] device hsr_slave_0 entered promiscuous mode [ 93.614155][ T4660] device hsr_slave_1 entered promiscuous mode [ 93.653899][ T4660] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 93.655953][ T4660] Cannot create hsr debugfs directory [ 95.303899][ T4183] Bluetooth: hci0: command 0x0409 tx timeout [ 95.309826][ T286] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.394283][ T4133] Bluetooth: hci0: command 0x041b tx timeout [ 97.958949][ T286] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.010991][ T286] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.977283][ T4660] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.033568][ T4660] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.085588][ T4660] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.126669][ T4660] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.205545][ T4660] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.211897][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.214700][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.219254][ T4660] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.226904][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.229677][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.232164][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.234091][ T308] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.236537][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.241581][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.244829][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.247306][ T308] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.249228][ T308] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.254228][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.259500][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 99.266093][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 99.269549][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.272247][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.278626][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.282067][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.287665][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.290221][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.295497][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.298142][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.302276][ T4660] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 99.388729][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 99.390968][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 99.397319][ T4660] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.408322][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 99.411170][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 99.426809][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 99.429465][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 99.432180][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 99.435928][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 99.440438][ T4660] device veth0_vlan entered promiscuous mode [ 99.447364][ T4660] device veth1_vlan entered promiscuous mode [ 99.463881][ T4132] Bluetooth: hci0: command 0x040f tx timeout [ 99.468199][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 99.470808][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 99.473356][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 99.476346][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 99.480941][ T4660] device veth0_macvtap entered promiscuous mode [ 99.486005][ T4660] device veth1_macvtap entered promiscuous mode [ 99.508441][ T4660] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 99.511276][ T4660] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.515629][ T4660] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.517798][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 99.520292][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 99.522651][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 99.527214][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 99.531284][ T4660] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.534240][ T4660] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.537692][ T4660] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.539669][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 99.542331][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 99.550555][ T4660] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.552896][ T4660] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.555366][ T4660] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.557823][ T4660] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.589713][ T308] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.591886][ T308] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.595632][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 99.609409][ T308] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.611629][ T308] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.615371][ T308] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:39 executed programs: 2 [ 99.829400][ T4911] loop0: detected capacity change from 0 to 32768 [ 99.877250][ T4911] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.15 (4911) [ 99.889621][ T4911] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 99.892053][ T4911] BTRFS info (device loop0): setting nodatacow, compression disabled [ 99.895070][ T4911] BTRFS info (device loop0): setting datacow [ 99.896691][ T4911] BTRFS info (device loop0): doing ref verification [ 99.898410][ T4911] BTRFS info (device loop0): force clearing of disk cache [ 99.900218][ T4911] BTRFS info (device loop0): turning off barriers [ 99.902658][ T4911] BTRFS info (device loop0): use zlib compression, level 3 [ 99.905880][ T4911] BTRFS info (device loop0): using free space tree [ 99.907888][ T4911] BTRFS info (device loop0): has skinny extents [ 99.929271][ T4911] BTRFS info (device loop0): clearing free space tree [ 99.931477][ T4911] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 99.937421][ T4911] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 99.951454][ T4911] BTRFS info (device loop0): creating free space tree [ 99.957123][ T4911] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 99.959778][ T4911] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 99.972048][ T4911] FAULT_INJECTION: forcing a failure. [ 99.972048][ T4911] name failslab, interval 1, probability 0, space 0, times 1 [ 99.978495][ T4911] CPU: 1 PID: 4911 Comm: syz.0.15 Not tainted 5.15.180-syzkaller #0 [ 99.980767][ T4911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 99.983486][ T4911] Call trace: [ 99.984366][ T4911] dump_backtrace+0x0/0x43c [ 99.985601][ T4911] show_stack+0x2c/0x3c [ 99.986759][ T4911] __dump_stack+0x30/0x40 [ 99.987913][ T4911] dump_stack_lvl+0xf8/0x160 [ 99.989153][ T4911] dump_stack+0x1c/0x5c [ 99.990289][ T4911] should_fail+0x3c0/0x51c [ 99.991492][ T4911] __should_failslab+0xbc/0x10c [ 99.992821][ T4911] should_failslab+0x10/0x28 [ 99.994119][ T4911] slab_pre_alloc_hook+0x64/0xec [ 99.995492][ T4911] kmem_cache_alloc+0x94/0x3e4 [ 99.996890][ T4911] btrfs_alloc_path+0x5c/0x68 [ 99.998132][ T4911] btrfs_insert_dir_item+0x16c/0x3b8 [ 99.999570][ T4911] btrfs_add_link+0x294/0xa68 [ 100.000851][ T4911] btrfs_create+0x45c/0x508 [ 100.002079][ T4911] path_openat+0x1144/0x26e4 [ 100.003341][ T4911] do_filp_open+0x164/0x330 [ 100.004607][ T4911] do_sys_openat2+0x128/0x3d8 [ 100.005836][ T4911] __arm64_sys_openat+0x120/0x154 [ 100.007178][ T4911] invoke_syscall+0x98/0x2b8 [ 100.008394][ T4911] el0_svc_common+0x138/0x258 [ 100.009728][ T4911] do_el0_svc+0x58/0x14c [ 100.010837][ T4911] el0_svc+0x78/0x1e0 [ 100.011939][ T4911] el0t_64_sync_handler+0xcc/0xe4 [ 100.013350][ T4911] el0t_64_sync+0x1a0/0x1a4 [ 100.017165][ T4911] ------------[ cut here ]------------ [ 100.018888][ T4911] WARNING: CPU: 1 PID: 4911 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 100.021324][ T4911] Modules linked in: [ 100.022350][ T4911] CPU: 1 PID: 4911 Comm: syz.0.15 Not tainted 5.15.180-syzkaller #0 [ 100.024594][ T4911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 100.027504][ T4911] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 100.029641][ T4911] pc : btrfs_add_link+0x6e8/0xa68 [ 100.031005][ T4911] lr : btrfs_add_link+0x6e8/0xa68 [ 100.032364][ T4911] sp : ffff80001f997580 [ 100.033500][ T4911] x29: ffff80001f997680 x28: ffff0000dd4bf210 x27: 0000000000000108 [ 100.035673][ T4911] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 100.037779][ T4911] x23: 0000000000000014 x22: 1fffe0001ba97e4d x21: ffff700003f32eb8 [ 100.040076][ T4911] x20: 00000000fffffff4 x19: ffff0000dd4bf268 x18: 0000000000000001 [ 100.042197][ T4911] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 100.044303][ T4911] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 100.046484][ T4911] x11: 0000000000000000 x10: 0000000000000000 x9 : 883e80581ae6db00 [ 100.048669][ T4911] x8 : 883e80581ae6db00 x7 : 0000000000000001 x6 : 0000000000000001 [ 100.050853][ T4911] x5 : ffff80001f996e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 100.053001][ T4911] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 100.055147][ T4911] Call trace: [ 100.056007][ T4911] btrfs_add_link+0x6e8/0xa68 [ 100.057243][ T4911] btrfs_create+0x45c/0x508 [ 100.058465][ T4911] path_openat+0x1144/0x26e4 [ 100.059728][ T4911] do_filp_open+0x164/0x330 [ 100.060947][ T4911] do_sys_openat2+0x128/0x3d8 [ 100.062189][ T4911] __arm64_sys_openat+0x120/0x154 [ 100.063565][ T4911] invoke_syscall+0x98/0x2b8 [ 100.064799][ T4911] el0_svc_common+0x138/0x258 [ 100.066025][ T4911] do_el0_svc+0x58/0x14c [ 100.067180][ T4911] el0_svc+0x78/0x1e0 [ 100.068308][ T4911] el0t_64_sync_handler+0xcc/0xe4 [ 100.069732][ T4911] el0t_64_sync+0x1a0/0x1a4 [ 100.070994][ T4911] irq event stamp: 83002 [ 100.072172][ T4911] hardirqs last enabled at (83001): [] __up_console_sem+0xb4/0x100 [ 100.074745][ T4911] hardirqs last disabled at (83002): [] el1_dbg+0x24/0x80 [ 100.077140][ T4911] softirqs last enabled at (82982): [] handle_softirqs+0xa4c/0xbf0 [ 100.079873][ T4911] softirqs last disabled at (82947): [] __irq_exit_rcu+0x240/0x440 [ 100.082560][ T4911] ---[ end trace 74e44848cafef27e ]--- [ 100.084794][ T4911] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 100.087197][ T4911] BTRFS info (device loop0): forced readonly [ 100.425232][ T4932] loop0: detected capacity change from 0 to 32768 [ 100.467555][ T4932] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4932) [ 100.474778][ T4932] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 100.476980][ T4932] BTRFS info (device loop0): setting nodatacow, compression disabled [ 100.479519][ T4932] BTRFS info (device loop0): setting datacow [ 100.481054][ T4932] BTRFS info (device loop0): doing ref verification [ 100.482845][ T4932] BTRFS info (device loop0): force clearing of disk cache [ 100.485607][ T4932] BTRFS info (device loop0): turning off barriers [ 100.487237][ T4932] BTRFS info (device loop0): use zlib compression, level 3 [ 100.489111][ T4932] BTRFS info (device loop0): using free space tree [ 100.490780][ T4932] BTRFS info (device loop0): has skinny extents [ 100.508618][ T4932] BTRFS info (device loop0): clearing free space tree [ 100.510530][ T4932] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 100.513115][ T4932] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 100.519851][ T4932] BTRFS info (device loop0): creating free space tree [ 100.522448][ T4932] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 100.527983][ T4932] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 100.536351][ T4932] FAULT_INJECTION: forcing a failure. [ 100.536351][ T4932] name failslab, interval 1, probability 0, space 0, times 0 [ 100.539738][ T4932] CPU: 1 PID: 4932 Comm: syz.0.16 Tainted: G W 5.15.180-syzkaller #0 [ 100.542176][ T4932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 100.544784][ T4932] Call trace: [ 100.545650][ T4932] dump_backtrace+0x0/0x43c [ 100.546871][ T4932] show_stack+0x2c/0x3c [ 100.547992][ T4932] __dump_stack+0x30/0x40 [ 100.549138][ T4932] dump_stack_lvl+0xf8/0x160 [ 100.550296][ T4932] dump_stack+0x1c/0x5c [ 100.551430][ T4932] should_fail+0x3c0/0x51c [ 100.552609][ T4932] __should_failslab+0xbc/0x10c [ 100.553912][ T4932] should_failslab+0x10/0x28 [ 100.555180][ T4932] slab_pre_alloc_hook+0x64/0xec [ 100.556456][ T4932] kmem_cache_alloc+0x94/0x3e4 [ 100.557690][ T4932] btrfs_alloc_path+0x5c/0x68 [ 100.558980][ T4932] btrfs_insert_dir_item+0x16c/0x3b8 [ 100.560378][ T4932] btrfs_add_link+0x294/0xa68 [ 100.561614][ T4932] btrfs_create+0x45c/0x508 [ 100.562834][ T4932] path_openat+0x1144/0x26e4 [ 100.564095][ T4932] do_filp_open+0x164/0x330 [ 100.565238][ T4932] do_sys_openat2+0x128/0x3d8 [ 100.566514][ T4932] __arm64_sys_openat+0x120/0x154 [ 100.567890][ T4932] invoke_syscall+0x98/0x2b8 [ 100.569083][ T4932] el0_svc_common+0x138/0x258 [ 100.570340][ T4932] do_el0_svc+0x58/0x14c [ 100.571486][ T4932] el0_svc+0x78/0x1e0 [ 100.572558][ T4932] el0t_64_sync_handler+0xcc/0xe4 [ 100.573904][ T4932] el0t_64_sync+0x1a0/0x1a4 [ 100.577389][ T4932] ------------[ cut here ]------------ [ 100.579076][ T4932] WARNING: CPU: 0 PID: 4932 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 100.581460][ T4932] Modules linked in: [ 100.582487][ T4932] CPU: 0 PID: 4932 Comm: syz.0.16 Tainted: G W 5.15.180-syzkaller #0 [ 100.584848][ T4932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 100.587612][ T4932] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 100.589790][ T4932] pc : btrfs_add_link+0x6e8/0xa68 [ 100.591113][ T4932] lr : btrfs_add_link+0x6e8/0xa68 [ 100.592450][ T4932] sp : ffff80001f7e7580 [ 100.593560][ T4932] x29: ffff80001f7e7680 x28: ffff0000dd4bf4d0 x27: 0000000000000108 [ 100.595675][ T4932] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 100.597728][ T4932] x23: 0000000000000014 x22: 1fffe0001ba97ea5 x21: ffff700003efceb8 [ 100.599875][ T4932] x20: 00000000fffffff4 x19: ffff0000dd4bf528 x18: 0000000000000001 [ 100.602101][ T4932] x17: 0000000000000000 x16: ffff800008300f58 x15: 00000000ffffffff [ 100.604270][ T4932] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 100.606427][ T4932] x11: 0000000000000000 x10: 0000000000000000 x9 : 8ace1342b1acad00 [ 100.608566][ T4932] x8 : 8ace1342b1acad00 x7 : 0000000000000001 x6 : 0000000000000001 [ 100.610733][ T4932] x5 : ffff80001f7e6e78 x4 : ffff80001422f280 x3 : ffff800008301068 [ 100.612877][ T4932] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 100.615038][ T4932] Call trace: [ 100.615955][ T4932] btrfs_add_link+0x6e8/0xa68 [ 100.617215][ T4932] btrfs_create+0x45c/0x508 [ 100.618409][ T4932] path_openat+0x1144/0x26e4 [ 100.619631][ T4932] do_filp_open+0x164/0x330 [ 100.620835][ T4932] do_sys_openat2+0x128/0x3d8 [ 100.622155][ T4932] __arm64_sys_openat+0x120/0x154 [ 100.623471][ T4932] invoke_syscall+0x98/0x2b8 [ 100.624726][ T4932] el0_svc_common+0x138/0x258 [ 100.625974][ T4932] do_el0_svc+0x58/0x14c [ 100.627095][ T4932] el0_svc+0x78/0x1e0 [ 100.628125][ T4932] el0t_64_sync_handler+0xcc/0xe4 [ 100.629472][ T4932] el0t_64_sync+0x1a0/0x1a4 [ 100.630719][ T4932] irq event stamp: 80434 [ 100.631859][ T4932] hardirqs last enabled at (80433): [] __up_console_sem+0xb4/0x100 [ 100.634443][ T4932] hardirqs last disabled at (80434): [] el1_dbg+0x24/0x80 [ 100.636834][ T4932] softirqs last enabled at (80414): [] handle_softirqs+0xa4c/0xbf0 [ 100.639449][ T4932] softirqs last disabled at (80375): [] __irq_exit_rcu+0x240/0x440 [ 100.641939][ T4932] ---[ end trace 74e44848cafef27f ]--- [ 100.649181][ T4932] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 100.651775][ T4932] BTRFS info (device loop0): forced readonly [ 101.008568][ T4953] loop0: detected capacity change from 0 to 32768 [ 101.088617][ T4953] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4953) [ 101.104715][ T4953] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 101.106962][ T4953] BTRFS info (device loop0): setting nodatacow, compression disabled [ 101.110285][ T4953] BTRFS info (device loop0): setting datacow [ 101.111850][ T4953] BTRFS info (device loop0): doing ref verification [ 101.122217][ T4953] BTRFS info (device loop0): force clearing of disk cache [ 101.129229][ T4953] BTRFS info (device loop0): turning off barriers [ 101.131236][ T4953] BTRFS info (device loop0): use zlib compression, level 3 [ 101.133261][ T4953] BTRFS info (device loop0): using free space tree [ 101.144156][ T4953] BTRFS info (device loop0): has skinny extents [ 101.208214][ T4953] BTRFS info (device loop0): clearing free space tree [ 101.210238][ T4953] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 101.212813][ T4953] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 101.221322][ T4953] BTRFS info (device loop0): creating free space tree [ 101.225733][ T4953] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 101.228251][ T4953] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 101.258089][ T4953] FAULT_INJECTION: forcing a failure. [ 101.258089][ T4953] name failslab, interval 1, probability 0, space 0, times 0 [ 101.261364][ T4953] CPU: 0 PID: 4953 Comm: syz.0.17 Tainted: G W 5.15.180-syzkaller #0 [ 101.263753][ T4953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 101.266518][ T4953] Call trace: [ 101.267322][ T4953] dump_backtrace+0x0/0x43c [ 101.268471][ T4953] show_stack+0x2c/0x3c [ 101.269518][ T4953] __dump_stack+0x30/0x40 [ 101.270643][ T4953] dump_stack_lvl+0xf8/0x160 [ 101.271889][ T4953] dump_stack+0x1c/0x5c [ 101.272923][ T4953] should_fail+0x3c0/0x51c [ 101.274063][ T4953] __should_failslab+0xbc/0x10c [ 101.275318][ T4953] should_failslab+0x10/0x28 [ 101.276596][ T4953] slab_pre_alloc_hook+0x64/0xec [ 101.277946][ T4953] kmem_cache_alloc+0x94/0x3e4 [ 101.279172][ T4953] btrfs_alloc_path+0x5c/0x68 [ 101.280400][ T4953] btrfs_insert_dir_item+0x16c/0x3b8 [ 101.281837][ T4953] btrfs_add_link+0x294/0xa68 [ 101.283079][ T4953] btrfs_create+0x45c/0x508 [ 101.284330][ T4953] path_openat+0x1144/0x26e4 [ 101.285562][ T4953] do_filp_open+0x164/0x330 [ 101.286787][ T4953] do_sys_openat2+0x128/0x3d8 [ 101.288078][ T4953] __arm64_sys_openat+0x120/0x154 [ 101.289407][ T4953] invoke_syscall+0x98/0x2b8 [ 101.290615][ T4953] el0_svc_common+0x138/0x258 [ 101.291887][ T4953] do_el0_svc+0x58/0x14c [ 101.292954][ T4953] el0_svc+0x78/0x1e0 [ 101.293977][ T4953] el0t_64_sync_handler+0xcc/0xe4 [ 101.295328][ T4953] el0t_64_sync+0x1a0/0x1a4 [ 101.300183][ T4953] ------------[ cut here ]------------ [ 101.301915][ T4953] WARNING: CPU: 0 PID: 4953 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 101.304296][ T4953] Modules linked in: [ 101.305365][ T4953] CPU: 0 PID: 4953 Comm: syz.0.17 Tainted: G W 5.15.180-syzkaller #0 [ 101.307922][ T4953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 101.310620][ T4953] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 101.312695][ T4953] pc : btrfs_add_link+0x6e8/0xa68 [ 101.314070][ T4953] lr : btrfs_add_link+0x6e8/0xa68 [ 101.315390][ T4953] sp : ffff80001f947580 [ 101.316480][ T4953] x29: ffff80001f947680 x28: ffff0000dd4bb210 x27: 0000000000000108 [ 101.318531][ T4953] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 101.320624][ T4953] x23: 0000000000000014 x22: 1fffe0001ba9764d x21: ffff700003f28eb8 [ 101.322815][ T4953] x20: 00000000fffffff4 x19: ffff0000dd4bb268 x18: 0000000000000001 [ 101.324895][ T4953] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 101.326978][ T4953] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 101.329175][ T4953] x11: 0000000000000000 x10: 0000000000000000 x9 : 7093354151450c00 [ 101.331396][ T4953] x8 : 7093354151450c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 101.333624][ T4953] x5 : ffff80001f946e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 101.335793][ T4953] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 101.337922][ T4953] Call trace: [ 101.338827][ T4953] btrfs_add_link+0x6e8/0xa68 [ 101.340106][ T4953] btrfs_create+0x45c/0x508 [ 101.341338][ T4953] path_openat+0x1144/0x26e4 [ 101.342761][ T4953] do_filp_open+0x164/0x330 [ 101.343988][ T4953] do_sys_openat2+0x128/0x3d8 [ 101.345317][ T4953] __arm64_sys_openat+0x120/0x154 [ 101.346651][ T4953] invoke_syscall+0x98/0x2b8 [ 101.347865][ T4953] el0_svc_common+0x138/0x258 [ 101.349056][ T4953] do_el0_svc+0x58/0x14c [ 101.350250][ T4953] el0_svc+0x78/0x1e0 [ 101.351297][ T4953] el0t_64_sync_handler+0xcc/0xe4 [ 101.352770][ T4953] el0t_64_sync+0x1a0/0x1a4 [ 101.353984][ T4953] irq event stamp: 81336 [ 101.355115][ T4953] hardirqs last enabled at (81335): [] __up_console_sem+0xb4/0x100 [ 101.357718][ T4953] hardirqs last disabled at (81336): [] el1_dbg+0x24/0x80 [ 101.360134][ T4953] softirqs last enabled at (81316): [] handle_softirqs+0xa4c/0xbf0 [ 101.362452][ T4953] softirqs last disabled at (81265): [] __irq_exit_rcu+0x240/0x440 [ 101.365056][ T4953] ---[ end trace 74e44848cafef280 ]--- [ 101.372258][ T4953] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 101.374942][ T4953] BTRFS info (device loop0): forced readonly [ 101.544170][ T4132] Bluetooth: hci0: command 0x0419 tx timeout [ 101.704492][ T4975] loop0: detected capacity change from 0 to 32768 [ 101.800848][ T4975] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4975) [ 101.809023][ T286] device hsr_slave_0 left promiscuous mode [ 101.845031][ T286] device hsr_slave_1 left promiscuous mode [ 101.851624][ T4975] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 101.854371][ T4975] BTRFS info (device loop0): setting nodatacow, compression disabled [ 101.856651][ T4975] BTRFS info (device loop0): setting datacow [ 101.858244][ T4975] BTRFS info (device loop0): doing ref verification [ 101.860247][ T4975] BTRFS info (device loop0): force clearing of disk cache [ 101.862123][ T4975] BTRFS info (device loop0): turning off barriers [ 101.864649][ T4975] BTRFS info (device loop0): use zlib compression, level 3 [ 101.866605][ T4975] BTRFS info (device loop0): using free space tree [ 101.868362][ T4975] BTRFS info (device loop0): has skinny extents [ 101.885188][ T4975] BTRFS info (device loop0): clearing free space tree [ 101.887080][ T4975] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 101.889589][ T4975] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 101.897996][ T4975] BTRFS info (device loop0): creating free space tree [ 101.900479][ T4975] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 101.903082][ T4975] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 101.911636][ T4975] FAULT_INJECTION: forcing a failure. [ 101.911636][ T4975] name failslab, interval 1, probability 0, space 0, times 0 [ 101.918546][ T4975] CPU: 0 PID: 4975 Comm: syz.0.18 Tainted: G W 5.15.180-syzkaller #0 [ 101.921103][ T4975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 101.923735][ T4975] Call trace: [ 101.924133][ T286] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.924671][ T4975] dump_backtrace+0x0/0x43c [ 101.926725][ T286] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.927876][ T4975] show_stack+0x2c/0x3c [ 101.930981][ T4975] __dump_stack+0x30/0x40 [ 101.932169][ T4975] dump_stack_lvl+0xf8/0x160 [ 101.933399][ T4975] dump_stack+0x1c/0x5c [ 101.934520][ T4975] should_fail+0x3c0/0x51c [ 101.935723][ T4975] __should_failslab+0xbc/0x10c [ 101.937154][ T4975] should_failslab+0x10/0x28 [ 101.938457][ T4975] slab_pre_alloc_hook+0x64/0xec [ 101.939811][ T4975] kmem_cache_alloc+0x94/0x3e4 [ 101.941075][ T4975] btrfs_alloc_path+0x5c/0x68 [ 101.942349][ T4975] btrfs_insert_dir_item+0x16c/0x3b8 [ 101.943830][ T4975] btrfs_add_link+0x294/0xa68 [ 101.945164][ T4975] btrfs_create+0x45c/0x508 [ 101.946380][ T4975] path_openat+0x1144/0x26e4 [ 101.947764][ T4975] do_filp_open+0x164/0x330 [ 101.949006][ T4975] do_sys_openat2+0x128/0x3d8 [ 101.950258][ T4975] __arm64_sys_openat+0x120/0x154 [ 101.951574][ T4975] invoke_syscall+0x98/0x2b8 [ 101.952821][ T4975] el0_svc_common+0x138/0x258 [ 101.954153][ T4975] do_el0_svc+0x58/0x14c [ 101.955290][ T4975] el0_svc+0x78/0x1e0 [ 101.956493][ T4975] el0t_64_sync_handler+0xcc/0xe4 [ 101.957846][ T4975] el0t_64_sync+0x1a0/0x1a4 [ 101.960041][ T286] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.962084][ T286] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.964550][ T4975] ------------[ cut here ]------------ [ 101.966616][ T4975] WARNING: CPU: 0 PID: 4975 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 101.966816][ T286] device bridge_slave_1 left promiscuous mode [ 101.969116][ T4975] Modules linked in: [ 101.971110][ T286] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.971980][ T4975] CPU: 0 PID: 4975 Comm: syz.0.18 Tainted: G W 5.15.180-syzkaller #0 [ 101.976480][ T4975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 101.979158][ T4975] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 101.981258][ T4975] pc : btrfs_add_link+0x6e8/0xa68 [ 101.982565][ T4975] lr : btrfs_add_link+0x6e8/0xa68 [ 101.983926][ T4975] sp : ffff800020187580 [ 101.985031][ T4975] x29: ffff800020187680 x28: ffff0000dd4bb420 x27: 0000000000000108 [ 101.987154][ T4975] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 101.989336][ T4975] x23: 0000000000000014 x22: 1fffe0001ba9768f x21: ffff700004030eb8 [ 101.991488][ T4975] x20: 00000000fffffff4 x19: ffff0000dd4bb478 x18: 0000000000000001 [ 101.993681][ T4975] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 101.995788][ T4975] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 101.997979][ T4975] x11: 0000000000000000 x10: 0000000000000000 x9 : 7351f72570461b00 [ 102.000040][ T4975] x8 : 7351f72570461b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.002256][ T4975] x5 : ffff800020186e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 102.004437][ T4975] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.006507][ T4975] Call trace: [ 102.007357][ T4975] btrfs_add_link+0x6e8/0xa68 [ 102.008638][ T4975] btrfs_create+0x45c/0x508 [ 102.009795][ T4975] path_openat+0x1144/0x26e4 [ 102.011055][ T4975] do_filp_open+0x164/0x330 [ 102.012349][ T4975] do_sys_openat2+0x128/0x3d8 [ 102.013592][ T4975] __arm64_sys_openat+0x120/0x154 [ 102.014919][ T4975] invoke_syscall+0x98/0x2b8 [ 102.016097][ T4975] el0_svc_common+0x138/0x258 [ 102.017437][ T4975] do_el0_svc+0x58/0x14c [ 102.018519][ T4975] el0_svc+0x78/0x1e0 [ 102.019530][ T4975] el0t_64_sync_handler+0xcc/0xe4 [ 102.020818][ T4975] el0t_64_sync+0x1a0/0x1a4 [ 102.021999][ T4975] irq event stamp: 80574 [ 102.023190][ T4975] hardirqs last enabled at (80573): [] __up_console_sem+0xb4/0x100 [ 102.025718][ T4975] hardirqs last disabled at (80574): [] el1_dbg+0x24/0x80 [ 102.028001][ T4975] softirqs last enabled at (80548): [] handle_softirqs+0xa4c/0xbf0 [ 102.030517][ T4975] softirqs last disabled at (80495): [] __irq_exit_rcu+0x240/0x440 [ 102.033006][ T4975] ---[ end trace 74e44848cafef281 ]--- [ 102.035736][ T4975] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 102.038379][ T4975] BTRFS info (device loop0): forced readonly [ 102.069110][ T286] device bridge_slave_0 left promiscuous mode [ 102.070904][ T286] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.174664][ T286] device veth1_macvtap left promiscuous mode [ 102.176298][ T286] device veth0_macvtap left promiscuous mode [ 102.177922][ T286] device veth1_vlan left promiscuous mode [ 102.179427][ T286] device veth0_vlan left promiscuous mode [ 102.363274][ T4996] loop0: detected capacity change from 0 to 32768 [ 102.386117][ T286] team0 (unregistering): Port device team_slave_1 removed [ 102.396263][ T286] team0 (unregistering): Port device team_slave_0 removed [ 102.403487][ T286] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 102.459402][ T286] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 102.474943][ T4996] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (4996) [ 102.519675][ T4996] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 102.522427][ T4996] BTRFS info (device loop0): setting nodatacow, compression disabled [ 102.534582][ T4996] BTRFS info (device loop0): setting datacow [ 102.536227][ T4996] BTRFS info (device loop0): doing ref verification [ 102.537906][ T4996] BTRFS info (device loop0): force clearing of disk cache [ 102.539794][ T4996] BTRFS info (device loop0): turning off barriers [ 102.541503][ T4996] BTRFS info (device loop0): use zlib compression, level 3 [ 102.543395][ T4996] BTRFS info (device loop0): using free space tree [ 102.549336][ T4996] BTRFS info (device loop0): has skinny extents [ 102.566550][ T4996] BTRFS info (device loop0): clearing free space tree [ 102.568453][ T4996] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 102.570904][ T4996] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 102.581285][ T286] bond0 (unregistering): Released all slaves [ 102.583951][ T4996] BTRFS info (device loop0): creating free space tree [ 102.586408][ T4996] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 102.588936][ T4996] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 102.600976][ T4996] FAULT_INJECTION: forcing a failure. [ 102.600976][ T4996] name failslab, interval 1, probability 0, space 0, times 0 [ 102.606711][ T4996] CPU: 0 PID: 4996 Comm: syz.0.19 Tainted: G W 5.15.180-syzkaller #0 [ 102.609200][ T4996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 102.611704][ T4996] Call trace: [ 102.612549][ T4996] dump_backtrace+0x0/0x43c [ 102.613847][ T4996] show_stack+0x2c/0x3c [ 102.614924][ T4996] __dump_stack+0x30/0x40 [ 102.616129][ T4996] dump_stack_lvl+0xf8/0x160 [ 102.617574][ T4996] dump_stack+0x1c/0x5c [ 102.618699][ T4996] should_fail+0x3c0/0x51c [ 102.619920][ T4996] __should_failslab+0xbc/0x10c [ 102.621336][ T4996] should_failslab+0x10/0x28 [ 102.622606][ T4996] slab_pre_alloc_hook+0x64/0xec [ 102.623898][ T4996] kmem_cache_alloc+0x94/0x3e4 [ 102.625194][ T4996] btrfs_alloc_path+0x5c/0x68 [ 102.626483][ T4996] btrfs_insert_dir_item+0x16c/0x3b8 [ 102.627825][ T4996] btrfs_add_link+0x294/0xa68 [ 102.629086][ T4996] btrfs_create+0x45c/0x508 [ 102.630344][ T4996] path_openat+0x1144/0x26e4 [ 102.631526][ T4996] do_filp_open+0x164/0x330 [ 102.632716][ T4996] do_sys_openat2+0x128/0x3d8 [ 102.633932][ T4996] __arm64_sys_openat+0x120/0x154 [ 102.635249][ T4996] invoke_syscall+0x98/0x2b8 [ 102.636463][ T4996] el0_svc_common+0x138/0x258 [ 102.637749][ T4996] do_el0_svc+0x58/0x14c [ 102.638879][ T4996] el0_svc+0x78/0x1e0 [ 102.639903][ T4996] el0t_64_sync_handler+0xcc/0xe4 [ 102.641161][ T4996] el0t_64_sync+0x1a0/0x1a4 [ 102.643088][ T4996] ------------[ cut here ]------------ [ 102.644879][ T4996] WARNING: CPU: 0 PID: 4996 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 102.647260][ T4996] Modules linked in: [ 102.648252][ T4996] CPU: 0 PID: 4996 Comm: syz.0.19 Tainted: G W 5.15.180-syzkaller #0 [ 102.650761][ T4996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 102.653432][ T4996] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 102.655535][ T4996] pc : btrfs_add_link+0x6e8/0xa68 [ 102.656836][ T4996] lr : btrfs_add_link+0x6e8/0xa68 [ 102.658175][ T4996] sp : ffff80001f997580 [ 102.659285][ T4996] x29: ffff80001f997680 x28: ffff0000dd4bf6e0 x27: 0000000000000108 [ 102.661421][ T4996] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 102.663626][ T4996] x23: 0000000000000014 x22: 1fffe0001ba97ee7 x21: ffff700003f32eb8 [ 102.665798][ T4996] x20: 00000000fffffff4 x19: ffff0000dd4bf738 x18: 0000000000000001 [ 102.667916][ T4996] x17: 0000000000000000 x16: ffff800008300f58 x15: 00000000ffffffff [ 102.669988][ T4996] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 102.672063][ T4996] x11: 0000000000000000 x10: 0000000000000000 x9 : 8dec22435ad3a000 [ 102.674225][ T4996] x8 : 8dec22435ad3a000 x7 : 0000000000000001 x6 : 0000000000000001 [ 102.676312][ T4996] x5 : ffff80001f996e78 x4 : ffff80001422f280 x3 : ffff800008301068 [ 102.678536][ T4996] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 102.680657][ T4996] Call trace: [ 102.681543][ T4996] btrfs_add_link+0x6e8/0xa68 [ 102.682825][ T4996] btrfs_create+0x45c/0x508 [ 102.684029][ T4996] path_openat+0x1144/0x26e4 [ 102.685263][ T4996] do_filp_open+0x164/0x330 [ 102.686418][ T4996] do_sys_openat2+0x128/0x3d8 [ 102.687651][ T4996] __arm64_sys_openat+0x120/0x154 [ 102.688955][ T4996] invoke_syscall+0x98/0x2b8 [ 102.690183][ T4996] el0_svc_common+0x138/0x258 [ 102.691511][ T4996] do_el0_svc+0x58/0x14c [ 102.692609][ T4996] el0_svc+0x78/0x1e0 [ 102.693709][ T4996] el0t_64_sync_handler+0xcc/0xe4 [ 102.695115][ T4996] el0t_64_sync+0x1a0/0x1a4 [ 102.696241][ T4996] irq event stamp: 81014 [ 102.697363][ T4996] hardirqs last enabled at (81013): [] __up_console_sem+0xb4/0x100 [ 102.699893][ T4996] hardirqs last disabled at (81014): [] el1_dbg+0x24/0x80 [ 102.702183][ T4996] softirqs last enabled at (81004): [] handle_softirqs+0xa4c/0xbf0 [ 102.704653][ T4996] softirqs last disabled at (80987): [] __irq_exit_rcu+0x240/0x440 [ 102.707247][ T4996] ---[ end trace 74e44848cafef282 ]--- [ 102.710613][ T4996] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 102.712944][ T4996] BTRFS info (device loop0): forced readonly [ 103.037534][ T5017] loop0: detected capacity change from 0 to 32768 [ 103.115178][ T5017] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5017) [ 103.157710][ T5017] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 103.160175][ T5017] BTRFS info (device loop0): setting nodatacow, compression disabled [ 103.162433][ T5017] BTRFS info (device loop0): setting datacow [ 103.165134][ T5017] BTRFS info (device loop0): doing ref verification [ 103.166951][ T5017] BTRFS info (device loop0): force clearing of disk cache [ 103.168841][ T5017] BTRFS info (device loop0): turning off barriers [ 103.170573][ T5017] BTRFS info (device loop0): use zlib compression, level 3 [ 103.172506][ T5017] BTRFS info (device loop0): using free space tree [ 103.175017][ T5017] BTRFS info (device loop0): has skinny extents [ 103.193184][ T5017] BTRFS info (device loop0): clearing free space tree [ 103.196476][ T5017] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 103.199059][ T5017] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 103.207502][ T5017] BTRFS info (device loop0): creating free space tree [ 103.209904][ T5017] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 103.212377][ T5017] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 103.222380][ T5017] FAULT_INJECTION: forcing a failure. [ 103.222380][ T5017] name failslab, interval 1, probability 0, space 0, times 0 [ 103.227275][ T5017] CPU: 1 PID: 5017 Comm: syz.0.20 Tainted: G W 5.15.180-syzkaller #0 [ 103.229705][ T5017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 103.232485][ T5017] Call trace: [ 103.233409][ T5017] dump_backtrace+0x0/0x43c [ 103.234624][ T5017] show_stack+0x2c/0x3c [ 103.235753][ T5017] __dump_stack+0x30/0x40 [ 103.236879][ T5017] dump_stack_lvl+0xf8/0x160 [ 103.238133][ T5017] dump_stack+0x1c/0x5c [ 103.239205][ T5017] should_fail+0x3c0/0x51c [ 103.240454][ T5017] __should_failslab+0xbc/0x10c [ 103.241760][ T5017] should_failslab+0x10/0x28 [ 103.242955][ T5017] slab_pre_alloc_hook+0x64/0xec [ 103.244308][ T5017] kmem_cache_alloc+0x94/0x3e4 [ 103.245579][ T5017] btrfs_alloc_path+0x5c/0x68 [ 103.246866][ T5017] btrfs_insert_dir_item+0x16c/0x3b8 [ 103.248316][ T5017] btrfs_add_link+0x294/0xa68 [ 103.249580][ T5017] btrfs_create+0x45c/0x508 [ 103.250775][ T5017] path_openat+0x1144/0x26e4 [ 103.252017][ T5017] do_filp_open+0x164/0x330 [ 103.253194][ T5017] do_sys_openat2+0x128/0x3d8 [ 103.254414][ T5017] __arm64_sys_openat+0x120/0x154 [ 103.255840][ T5017] invoke_syscall+0x98/0x2b8 [ 103.257109][ T5017] el0_svc_common+0x138/0x258 [ 103.258392][ T5017] do_el0_svc+0x58/0x14c [ 103.259543][ T5017] el0_svc+0x78/0x1e0 [ 103.260595][ T5017] el0t_64_sync_handler+0xcc/0xe4 [ 103.261953][ T5017] el0t_64_sync+0x1a0/0x1a4 [ 103.265863][ T5017] ------------[ cut here ]------------ [ 103.267563][ T5017] WARNING: CPU: 0 PID: 5017 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 103.269920][ T5017] Modules linked in: [ 103.270909][ T5017] CPU: 0 PID: 5017 Comm: syz.0.20 Tainted: G W 5.15.180-syzkaller #0 [ 103.273332][ T5017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 103.275941][ T5017] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 103.278000][ T5017] pc : btrfs_add_link+0x6e8/0xa68 [ 103.279303][ T5017] lr : btrfs_add_link+0x6e8/0xa68 [ 103.280649][ T5017] sp : ffff80001f997580 [ 103.281747][ T5017] x29: ffff80001f997680 x28: ffff0000dd4bf9a0 x27: 0000000000000108 [ 103.283945][ T5017] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 103.286116][ T5017] x23: 0000000000000014 x22: 1fffe0001ba97f3f x21: ffff700003f32eb8 [ 103.288297][ T5017] x20: 00000000fffffff4 x19: ffff0000dd4bf9f8 x18: 0000000000000001 [ 103.290438][ T5017] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 103.292577][ T5017] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 103.294740][ T5017] x11: 0000000000000000 x10: 0000000000000000 x9 : 8bdac2d339db1800 [ 103.296934][ T5017] x8 : 8bdac2d339db1800 x7 : 0000000000000001 x6 : 0000000000000001 [ 103.299118][ T5017] x5 : ffff80001f996e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 103.301309][ T5017] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 103.303424][ T5017] Call trace: [ 103.304284][ T5017] btrfs_add_link+0x6e8/0xa68 [ 103.305582][ T5017] btrfs_create+0x45c/0x508 [ 103.306825][ T5017] path_openat+0x1144/0x26e4 [ 103.308034][ T5017] do_filp_open+0x164/0x330 [ 103.309199][ T5017] do_sys_openat2+0x128/0x3d8 [ 103.310486][ T5017] __arm64_sys_openat+0x120/0x154 [ 103.311918][ T5017] invoke_syscall+0x98/0x2b8 [ 103.313235][ T5017] el0_svc_common+0x138/0x258 [ 103.314535][ T5017] do_el0_svc+0x58/0x14c [ 103.315664][ T5017] el0_svc+0x78/0x1e0 [ 103.316750][ T5017] el0t_64_sync_handler+0xcc/0xe4 [ 103.318160][ T5017] el0t_64_sync+0x1a0/0x1a4 [ 103.319425][ T5017] irq event stamp: 80430 [ 103.320609][ T5017] hardirqs last enabled at (80429): [] __up_console_sem+0xb4/0x100 [ 103.323211][ T5017] hardirqs last disabled at (80430): [] el1_dbg+0x24/0x80 [ 103.325650][ T5017] softirqs last enabled at (80410): [] handle_softirqs+0xa4c/0xbf0 [ 103.328179][ T5017] softirqs last disabled at (80387): [] __irq_exit_rcu+0x240/0x440 [ 103.330632][ T5017] ---[ end trace 74e44848cafef283 ]--- [ 103.337214][ T5017] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 103.339560][ T5017] BTRFS info (device loop0): forced readonly [ 103.677566][ T5038] loop0: detected capacity change from 0 to 32768 [ 103.776247][ T5038] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5038) [ 103.832228][ T5038] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 103.835883][ T5038] BTRFS info (device loop0): setting nodatacow, compression disabled [ 103.838083][ T5038] BTRFS info (device loop0): setting datacow [ 103.839742][ T5038] BTRFS info (device loop0): doing ref verification [ 103.865824][ T5038] FAULT_INJECTION: forcing a failure. [ 103.865824][ T5038] name failslab, interval 1, probability 0, space 0, times 0 [ 103.869438][ T5038] CPU: 1 PID: 5038 Comm: syz.0.21 Tainted: G W 5.15.180-syzkaller #0 [ 103.872016][ T5038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 103.874760][ T5038] Call trace: [ 103.875676][ T5038] dump_backtrace+0x0/0x43c [ 103.876869][ T5038] show_stack+0x2c/0x3c [ 103.877970][ T5038] __dump_stack+0x30/0x40 [ 103.879112][ T5038] dump_stack_lvl+0xf8/0x160 [ 103.880343][ T5038] dump_stack+0x1c/0x5c [ 103.881421][ T5038] should_fail+0x3c0/0x51c [ 103.882603][ T5038] __should_failslab+0xbc/0x10c [ 103.883905][ T5038] should_failslab+0x10/0x28 [ 103.885082][ T5038] slab_pre_alloc_hook+0x64/0xec [ 103.886462][ T5038] kmem_cache_alloc+0x94/0x3e4 [ 103.887736][ T5038] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 103.889455][ T5038] btrfs_delayed_update_inode+0x3c/0x1b7c [ 103.891076][ T5038] btrfs_update_inode+0x210/0x3d4 [ 103.892348][ T5038] btrfs_create+0x360/0x508 [ 103.893498][ T5038] path_openat+0x1144/0x26e4 [ 103.894756][ T5038] do_filp_open+0x164/0x330 [ 103.895964][ T5038] do_sys_openat2+0x128/0x3d8 [ 103.897253][ T5038] __arm64_sys_openat+0x120/0x154 [ 103.898571][ T5038] invoke_syscall+0x98/0x2b8 [ 103.899803][ T5038] el0_svc_common+0x138/0x258 [ 103.901146][ T5038] do_el0_svc+0x58/0x14c [ 103.902307][ T5038] el0_svc+0x78/0x1e0 [ 103.903374][ T5038] el0t_64_sync_handler+0xcc/0xe4 [ 103.904750][ T5038] el0t_64_sync+0x1a0/0x1a4 [ 104.256954][ T5059] loop0: detected capacity change from 0 to 32768 [ 104.336810][ T5059] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5059) [ 104.509873][ T5059] FAULT_INJECTION: forcing a failure. [ 104.509873][ T5059] name failslab, interval 1, probability 0, space 0, times 0 [ 104.513233][ T5059] CPU: 0 PID: 5059 Comm: syz.0.22 Tainted: G W 5.15.180-syzkaller #0 [ 104.515766][ T5059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 104.518518][ T5059] Call trace: [ 104.519391][ T5059] dump_backtrace+0x0/0x43c [ 104.520570][ T5059] show_stack+0x2c/0x3c [ 104.521718][ T5059] __dump_stack+0x30/0x40 [ 104.522888][ T5059] dump_stack_lvl+0xf8/0x160 [ 104.524109][ T5059] dump_stack+0x1c/0x5c [ 104.525266][ T5059] should_fail+0x3c0/0x51c [ 104.526434][ T5059] __should_failslab+0xbc/0x10c [ 104.527642][ T5059] should_failslab+0x10/0x28 [ 104.528845][ T5059] slab_pre_alloc_hook+0x64/0xec [ 104.530276][ T5059] kmem_cache_alloc+0x94/0x3e4 [ 104.531511][ T5059] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 104.533232][ T5059] btrfs_delayed_update_inode+0x3c/0x1b7c [ 104.534765][ T5059] btrfs_update_inode+0x210/0x3d4 [ 104.536077][ T5059] btrfs_create+0x360/0x508 [ 104.537239][ T5059] path_openat+0x1144/0x26e4 [ 104.538492][ T5059] do_filp_open+0x164/0x330 [ 104.539701][ T5059] do_sys_openat2+0x128/0x3d8 [ 104.540909][ T5059] __arm64_sys_openat+0x120/0x154 [ 104.542268][ T5059] invoke_syscall+0x98/0x2b8 [ 104.543512][ T5059] el0_svc_common+0x138/0x258 [ 104.544783][ T5059] do_el0_svc+0x58/0x14c [ 104.545943][ T5059] el0_svc+0x78/0x1e0 [ 104.547015][ T5059] el0t_64_sync_handler+0xcc/0xe4 [ 104.548415][ T5059] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:44 executed programs: 10 [ 104.924807][ T5081] loop0: detected capacity change from 0 to 32768 [ 104.976104][ T5081] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5081) [ 104.982993][ T5081] btrfs_printk: 26 callbacks suppressed [ 104.983006][ T5081] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 104.987493][ T5081] BTRFS info (device loop0): setting nodatacow, compression disabled [ 104.989675][ T5081] BTRFS info (device loop0): setting datacow [ 104.991240][ T5081] BTRFS info (device loop0): doing ref verification [ 104.992920][ T5081] BTRFS info (device loop0): force clearing of disk cache [ 104.995026][ T5081] BTRFS info (device loop0): turning off barriers [ 104.996759][ T5081] BTRFS info (device loop0): use zlib compression, level 3 [ 104.998655][ T5081] BTRFS info (device loop0): using free space tree [ 105.000408][ T5081] BTRFS info (device loop0): has skinny extents [ 105.025276][ T5081] BTRFS info (device loop0): clearing free space tree [ 105.027278][ T5081] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.029794][ T5081] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.036135][ T5081] BTRFS info (device loop0): creating free space tree [ 105.038570][ T5081] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.041155][ T5081] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.048414][ T5081] FAULT_INJECTION: forcing a failure. [ 105.048414][ T5081] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 105.051936][ T5081] CPU: 1 PID: 5081 Comm: syz.0.23 Tainted: G W 5.15.180-syzkaller #0 [ 105.054412][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 105.057085][ T5081] Call trace: [ 105.057916][ T5081] dump_backtrace+0x0/0x43c [ 105.059126][ T5081] show_stack+0x2c/0x3c [ 105.060268][ T5081] __dump_stack+0x30/0x40 [ 105.061436][ T5081] dump_stack_lvl+0xf8/0x160 [ 105.062715][ T5081] dump_stack+0x1c/0x5c [ 105.063792][ T5081] should_fail+0x3c0/0x51c [ 105.064966][ T5081] should_fail_alloc_page+0x74/0xa8 [ 105.066330][ T5081] prepare_alloc_pages+0x160/0x460 [ 105.067639][ T5081] __alloc_pages+0x108/0x470 [ 105.068822][ T5081] alloc_pages+0x34c/0x5c0 [ 105.069974][ T5081] new_slab+0xe0/0x55c [ 105.071031][ T5081] ___slab_alloc+0x6c0/0xda8 [ 105.072271][ T5081] __slab_alloc+0x68/0xc0 [ 105.073391][ T5081] kmem_cache_alloc+0x2ac/0x3e4 [ 105.074731][ T5081] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 105.076390][ T5081] btrfs_delayed_update_inode+0x3c/0x1b7c [ 105.077955][ T5081] btrfs_update_inode+0x210/0x3d4 [ 105.079345][ T5081] btrfs_create+0x360/0x508 [ 105.080490][ T5081] path_openat+0x1144/0x26e4 [ 105.081739][ T5081] do_filp_open+0x164/0x330 [ 105.082904][ T5081] do_sys_openat2+0x128/0x3d8 [ 105.084203][ T5081] __arm64_sys_openat+0x120/0x154 [ 105.085577][ T5081] invoke_syscall+0x98/0x2b8 [ 105.086870][ T5081] el0_svc_common+0x138/0x258 [ 105.088175][ T5081] do_el0_svc+0x58/0x14c [ 105.089331][ T5081] el0_svc+0x78/0x1e0 [ 105.090434][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 105.091844][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 105.441601][ T5103] loop0: detected capacity change from 0 to 32768 [ 105.475516][ T5103] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5103) [ 105.506968][ T5103] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 105.509479][ T5103] BTRFS info (device loop0): setting nodatacow, compression disabled [ 105.511645][ T5103] BTRFS info (device loop0): setting datacow [ 105.513191][ T5103] BTRFS info (device loop0): doing ref verification [ 105.516277][ T5103] BTRFS info (device loop0): force clearing of disk cache [ 105.518189][ T5103] BTRFS info (device loop0): turning off barriers [ 105.519881][ T5103] BTRFS info (device loop0): use zlib compression, level 3 [ 105.521709][ T5103] BTRFS info (device loop0): using free space tree [ 105.523356][ T5103] BTRFS info (device loop0): has skinny extents [ 105.539976][ T5103] BTRFS info (device loop0): clearing free space tree [ 105.541835][ T5103] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.544949][ T5103] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.550543][ T5103] BTRFS info (device loop0): creating free space tree [ 105.552815][ T5103] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.555478][ T5103] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.562493][ T5103] FAULT_INJECTION: forcing a failure. [ 105.562493][ T5103] name failslab, interval 1, probability 0, space 0, times 0 [ 105.565908][ T5103] CPU: 1 PID: 5103 Comm: syz.0.24 Tainted: G W 5.15.180-syzkaller #0 [ 105.568311][ T5103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 105.571067][ T5103] Call trace: [ 105.571943][ T5103] dump_backtrace+0x0/0x43c [ 105.573107][ T5103] show_stack+0x2c/0x3c [ 105.574362][ T5103] __dump_stack+0x30/0x40 [ 105.575489][ T5103] dump_stack_lvl+0xf8/0x160 [ 105.576863][ T5103] dump_stack+0x1c/0x5c [ 105.578054][ T5103] should_fail+0x3c0/0x51c [ 105.579311][ T5103] __should_failslab+0xbc/0x10c [ 105.580661][ T5103] should_failslab+0x10/0x28 [ 105.581927][ T5103] slab_pre_alloc_hook+0x64/0xec [ 105.583335][ T5103] kmem_cache_alloc+0x94/0x3e4 [ 105.584668][ T5103] btrfs_alloc_path+0x5c/0x68 [ 105.586034][ T5103] btrfs_insert_dir_item+0x16c/0x3b8 [ 105.587520][ T5103] btrfs_add_link+0x294/0xa68 [ 105.588788][ T5103] btrfs_create+0x45c/0x508 [ 105.590029][ T5103] path_openat+0x1144/0x26e4 [ 105.591278][ T5103] do_filp_open+0x164/0x330 [ 105.592557][ T5103] do_sys_openat2+0x128/0x3d8 [ 105.593840][ T5103] __arm64_sys_openat+0x120/0x154 [ 105.595278][ T5103] invoke_syscall+0x98/0x2b8 [ 105.596619][ T5103] el0_svc_common+0x138/0x258 [ 105.597961][ T5103] do_el0_svc+0x58/0x14c [ 105.599203][ T5103] el0_svc+0x78/0x1e0 [ 105.600290][ T5103] el0t_64_sync_handler+0xcc/0xe4 [ 105.601777][ T5103] el0t_64_sync+0x1a0/0x1a4 [ 105.603212][ T5103] ------------[ cut here ]------------ [ 105.607160][ T5103] WARNING: CPU: 0 PID: 5103 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 105.609508][ T5103] Modules linked in: [ 105.610521][ T5103] CPU: 0 PID: 5103 Comm: syz.0.24 Tainted: G W 5.15.180-syzkaller #0 [ 105.612921][ T5103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 105.615621][ T5103] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 105.617670][ T5103] pc : btrfs_add_link+0x6e8/0xa68 [ 105.619025][ T5103] lr : btrfs_add_link+0x6e8/0xa68 [ 105.620375][ T5103] sp : ffff800020747580 [ 105.621468][ T5103] x29: ffff800020747680 x28: ffff0000dd4b74d0 x27: 0000000000000108 [ 105.623628][ T5103] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 105.625761][ T5103] x23: 0000000000000014 x22: 1fffe0001ba96ea5 x21: ffff7000040e8eb8 [ 105.627874][ T5103] x20: 00000000fffffff4 x19: ffff0000dd4b7528 x18: 0000000000000001 [ 105.630041][ T5103] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 105.632128][ T5103] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 105.634280][ T5103] x11: 0000000000000000 x10: 0000000000000000 x9 : c69b43ff651fd700 [ 105.636357][ T5103] x8 : c69b43ff651fd700 x7 : 0000000000000001 x6 : 0000000000000001 [ 105.638452][ T5103] x5 : ffff800020746e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 105.640583][ T5103] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 105.642692][ T5103] Call trace: [ 105.643539][ T5103] btrfs_add_link+0x6e8/0xa68 [ 105.644816][ T5103] btrfs_create+0x45c/0x508 [ 105.646010][ T5103] path_openat+0x1144/0x26e4 [ 105.647190][ T5103] do_filp_open+0x164/0x330 [ 105.648367][ T5103] do_sys_openat2+0x128/0x3d8 [ 105.649642][ T5103] __arm64_sys_openat+0x120/0x154 [ 105.650958][ T5103] invoke_syscall+0x98/0x2b8 [ 105.652219][ T5103] el0_svc_common+0x138/0x258 [ 105.653456][ T5103] do_el0_svc+0x58/0x14c [ 105.654623][ T5103] el0_svc+0x78/0x1e0 [ 105.655681][ T5103] el0t_64_sync_handler+0xcc/0xe4 [ 105.657029][ T5103] el0t_64_sync+0x1a0/0x1a4 [ 105.658225][ T5103] irq event stamp: 80588 [ 105.659311][ T5103] hardirqs last enabled at (80587): [] __up_console_sem+0xb4/0x100 [ 105.661913][ T5103] hardirqs last disabled at (80588): [] el1_dbg+0x24/0x80 [ 105.664199][ T5103] softirqs last enabled at (80576): [] handle_softirqs+0xa4c/0xbf0 [ 105.666739][ T5103] softirqs last disabled at (80549): [] __irq_exit_rcu+0x240/0x440 [ 105.669163][ T5103] ---[ end trace 74e44848cafef284 ]--- [ 105.672457][ T5103] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 105.674860][ T5103] BTRFS info (device loop0): forced readonly [ 105.984763][ T5123] loop0: detected capacity change from 0 to 32768 [ 106.075030][ T5123] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5123) [ 106.115750][ T5123] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 106.119307][ T5123] BTRFS info (device loop0): setting nodatacow, compression disabled [ 106.121527][ T5123] BTRFS info (device loop0): setting datacow [ 106.123065][ T5123] BTRFS info (device loop0): doing ref verification [ 106.126037][ T5123] BTRFS info (device loop0): force clearing of disk cache [ 106.128187][ T5123] BTRFS info (device loop0): turning off barriers [ 106.129990][ T5123] BTRFS info (device loop0): use zlib compression, level 3 [ 106.132001][ T5123] BTRFS info (device loop0): using free space tree [ 106.134039][ T5123] BTRFS info (device loop0): has skinny extents [ 106.149439][ T5123] BTRFS info (device loop0): clearing free space tree [ 106.151486][ T5123] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.154773][ T5123] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.160787][ T5123] BTRFS info (device loop0): creating free space tree [ 106.163269][ T5123] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.167341][ T5123] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.174693][ T5123] FAULT_INJECTION: forcing a failure. [ 106.174693][ T5123] name failslab, interval 1, probability 0, space 0, times 0 [ 106.178324][ T5123] CPU: 1 PID: 5123 Comm: syz.0.25 Tainted: G W 5.15.180-syzkaller #0 [ 106.180843][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 106.183523][ T5123] Call trace: [ 106.184376][ T5123] dump_backtrace+0x0/0x43c [ 106.185779][ T5123] show_stack+0x2c/0x3c [ 106.186882][ T5123] __dump_stack+0x30/0x40 [ 106.188049][ T5123] dump_stack_lvl+0xf8/0x160 [ 106.189251][ T5123] dump_stack+0x1c/0x5c [ 106.190339][ T5123] should_fail+0x3c0/0x51c [ 106.191489][ T5123] __should_failslab+0xbc/0x10c [ 106.192750][ T5123] should_failslab+0x10/0x28 [ 106.193996][ T5123] slab_pre_alloc_hook+0x64/0xec [ 106.195336][ T5123] kmem_cache_alloc+0x94/0x3e4 [ 106.196596][ T5123] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 106.198259][ T5123] btrfs_delayed_update_inode+0x3c/0x1b7c [ 106.199780][ T5123] btrfs_update_inode+0x210/0x3d4 [ 106.201132][ T5123] btrfs_create+0x360/0x508 [ 106.202342][ T5123] path_openat+0x1144/0x26e4 [ 106.203567][ T5123] do_filp_open+0x164/0x330 [ 106.204793][ T5123] do_sys_openat2+0x128/0x3d8 [ 106.206087][ T5123] __arm64_sys_openat+0x120/0x154 [ 106.207426][ T5123] invoke_syscall+0x98/0x2b8 [ 106.208659][ T5123] el0_svc_common+0x138/0x258 [ 106.209976][ T5123] do_el0_svc+0x58/0x14c [ 106.211131][ T5123] el0_svc+0x78/0x1e0 [ 106.212204][ T5123] el0t_64_sync_handler+0xcc/0xe4 [ 106.213546][ T5123] el0t_64_sync+0x1a0/0x1a4 [ 106.569371][ T5144] loop0: detected capacity change from 0 to 32768 [ 106.625594][ T5144] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5144) [ 106.632881][ T5144] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 106.635692][ T5144] BTRFS info (device loop0): setting nodatacow, compression disabled [ 106.637910][ T5144] BTRFS info (device loop0): setting datacow [ 106.639536][ T5144] BTRFS info (device loop0): doing ref verification [ 106.641289][ T5144] BTRFS info (device loop0): force clearing of disk cache [ 106.643195][ T5144] BTRFS info (device loop0): turning off barriers [ 106.645651][ T5144] BTRFS info (device loop0): use zlib compression, level 3 [ 106.647742][ T5144] BTRFS info (device loop0): using free space tree [ 106.649509][ T5144] BTRFS info (device loop0): has skinny extents [ 106.664850][ T5144] BTRFS info (device loop0): clearing free space tree [ 106.666851][ T5144] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.669332][ T5144] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.677174][ T5144] BTRFS info (device loop0): creating free space tree [ 106.680227][ T5144] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.682702][ T5144] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.690213][ T5144] FAULT_INJECTION: forcing a failure. [ 106.690213][ T5144] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.693632][ T5144] CPU: 1 PID: 5144 Comm: syz.0.26 Tainted: G W 5.15.180-syzkaller #0 [ 106.696053][ T5144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 106.698670][ T5144] Call trace: [ 106.699559][ T5144] dump_backtrace+0x0/0x43c [ 106.700721][ T5144] show_stack+0x2c/0x3c [ 106.701924][ T5144] __dump_stack+0x30/0x40 [ 106.703061][ T5144] dump_stack_lvl+0xf8/0x160 [ 106.704286][ T5144] dump_stack+0x1c/0x5c [ 106.705444][ T5144] should_fail+0x3c0/0x51c [ 106.706610][ T5144] should_fail_alloc_page+0x74/0xa8 [ 106.707965][ T5144] prepare_alloc_pages+0x160/0x460 [ 106.709324][ T5144] __alloc_pages+0x108/0x470 [ 106.710598][ T5144] alloc_pages+0x34c/0x5c0 [ 106.711807][ T5144] new_slab+0xe0/0x55c [ 106.712889][ T5144] ___slab_alloc+0x6c0/0xda8 [ 106.714110][ T5144] __slab_alloc+0x68/0xc0 [ 106.715240][ T5144] kmem_cache_alloc+0x2ac/0x3e4 [ 106.716548][ T5144] btrfs_get_or_create_delayed_node+0x128/0x4c8 [ 106.718161][ T5144] btrfs_delayed_update_inode+0x3c/0x1b7c [ 106.719803][ T5144] btrfs_update_inode+0x210/0x3d4 [ 106.721179][ T5144] btrfs_create+0x360/0x508 [ 106.722453][ T5144] path_openat+0x1144/0x26e4 [ 106.723662][ T5144] do_filp_open+0x164/0x330 [ 106.724877][ T5144] do_sys_openat2+0x128/0x3d8 [ 106.726235][ T5144] __arm64_sys_openat+0x120/0x154 [ 106.727604][ T5144] invoke_syscall+0x98/0x2b8 [ 106.728855][ T5144] el0_svc_common+0x138/0x258 [ 106.730069][ T5144] do_el0_svc+0x58/0x14c [ 106.731291][ T5144] el0_svc+0x78/0x1e0 [ 106.732377][ T5144] el0t_64_sync_handler+0xcc/0xe4 [ 106.733805][ T5144] el0t_64_sync+0x1a0/0x1a4 [ 107.077985][ T5165] loop0: detected capacity change from 0 to 32768 [ 107.199012][ T5165] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5165) [ 107.255455][ T5165] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 107.257795][ T5165] BTRFS info (device loop0): setting nodatacow, compression disabled [ 107.259944][ T5165] BTRFS info (device loop0): setting datacow [ 107.261527][ T5165] BTRFS info (device loop0): doing ref verification [ 107.263194][ T5165] BTRFS info (device loop0): force clearing of disk cache [ 107.273197][ T5165] BTRFS info (device loop0): turning off barriers [ 107.275162][ T5165] BTRFS info (device loop0): use zlib compression, level 3 [ 107.277030][ T5165] BTRFS info (device loop0): using free space tree [ 107.278763][ T5165] BTRFS info (device loop0): has skinny extents [ 107.294016][ T5165] BTRFS info (device loop0): clearing free space tree [ 107.296024][ T5165] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.298761][ T5165] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.306117][ T5165] BTRFS info (device loop0): creating free space tree [ 107.308507][ T5165] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.311603][ T5165] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.321300][ T5165] FAULT_INJECTION: forcing a failure. [ 107.321300][ T5165] name failslab, interval 1, probability 0, space 0, times 0 [ 107.325423][ T5165] CPU: 0 PID: 5165 Comm: syz.0.27 Tainted: G W 5.15.180-syzkaller #0 [ 107.328090][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 107.330723][ T5165] Call trace: [ 107.331593][ T5165] dump_backtrace+0x0/0x43c [ 107.332773][ T5165] show_stack+0x2c/0x3c [ 107.333919][ T5165] __dump_stack+0x30/0x40 [ 107.335052][ T5165] dump_stack_lvl+0xf8/0x160 [ 107.336324][ T5165] dump_stack+0x1c/0x5c [ 107.337427][ T5165] should_fail+0x3c0/0x51c [ 107.338598][ T5165] __should_failslab+0xbc/0x10c [ 107.339906][ T5165] should_failslab+0x10/0x28 [ 107.341122][ T5165] slab_pre_alloc_hook+0x64/0xec [ 107.342537][ T5165] kmem_cache_alloc+0x94/0x3e4 [ 107.343829][ T5165] btrfs_alloc_path+0x5c/0x68 [ 107.345096][ T5165] btrfs_insert_dir_item+0x16c/0x3b8 [ 107.346515][ T5165] btrfs_add_link+0x294/0xa68 [ 107.347771][ T5165] btrfs_create+0x45c/0x508 [ 107.348988][ T5165] path_openat+0x1144/0x26e4 [ 107.350166][ T5165] do_filp_open+0x164/0x330 [ 107.351375][ T5165] do_sys_openat2+0x128/0x3d8 [ 107.352723][ T5165] __arm64_sys_openat+0x120/0x154 [ 107.354044][ T5165] invoke_syscall+0x98/0x2b8 [ 107.355221][ T5165] el0_svc_common+0x138/0x258 [ 107.356493][ T5165] do_el0_svc+0x58/0x14c [ 107.357632][ T5165] el0_svc+0x78/0x1e0 [ 107.358707][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 107.360020][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 107.363152][ T5165] ------------[ cut here ]------------ [ 107.364971][ T5165] WARNING: CPU: 0 PID: 5165 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 107.367381][ T5165] Modules linked in: [ 107.368402][ T5165] CPU: 0 PID: 5165 Comm: syz.0.27 Tainted: G W 5.15.180-syzkaller #0 [ 107.370874][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 107.373577][ T5165] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.375688][ T5165] pc : btrfs_add_link+0x6e8/0xa68 [ 107.377035][ T5165] lr : btrfs_add_link+0x6e8/0xa68 [ 107.378422][ T5165] sp : ffff800020907580 [ 107.379516][ T5165] x29: ffff800020907680 x28: ffff0000dd4b0210 x27: 0000000000000108 [ 107.381729][ T5165] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 107.383900][ T5165] x23: 0000000000000014 x22: 1fffe0001ba9604d x21: ffff700004120eb8 [ 107.386109][ T5165] x20: 00000000fffffff4 x19: ffff0000dd4b0268 x18: 0000000000000001 [ 107.388292][ T5165] x17: 0000000000000000 x16: ffff800008300f58 x15: 00000000ffffffff [ 107.390490][ T5165] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 107.392658][ T5165] x11: 0000000000000000 x10: 0000000000000000 x9 : c3ddb374607eb100 [ 107.394892][ T5165] x8 : c3ddb374607eb100 x7 : 0000000000000001 x6 : 0000000000000001 [ 107.397048][ T5165] x5 : ffff800020906e78 x4 : ffff80001422f280 x3 : ffff800008301068 [ 107.399223][ T5165] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 107.401377][ T5165] Call trace: [ 107.402290][ T5165] btrfs_add_link+0x6e8/0xa68 [ 107.403566][ T5165] btrfs_create+0x45c/0x508 [ 107.404786][ T5165] path_openat+0x1144/0x26e4 [ 107.406093][ T5165] do_filp_open+0x164/0x330 [ 107.407326][ T5165] do_sys_openat2+0x128/0x3d8 [ 107.408603][ T5165] __arm64_sys_openat+0x120/0x154 [ 107.410103][ T5165] invoke_syscall+0x98/0x2b8 [ 107.411366][ T5165] el0_svc_common+0x138/0x258 [ 107.412675][ T5165] do_el0_svc+0x58/0x14c [ 107.413858][ T5165] el0_svc+0x78/0x1e0 [ 107.414944][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 107.416340][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 107.417574][ T5165] irq event stamp: 81694 [ 107.418749][ T5165] hardirqs last enabled at (81693): [] __up_console_sem+0xb4/0x100 [ 107.421505][ T5165] hardirqs last disabled at (81694): [] el1_dbg+0x24/0x80 [ 107.423820][ T5165] softirqs last enabled at (81684): [] handle_softirqs+0xa4c/0xbf0 [ 107.426475][ T5165] softirqs last disabled at (81643): [] __irq_exit_rcu+0x240/0x440 [ 107.429163][ T5165] ---[ end trace 74e44848cafef285 ]--- [ 107.432600][ T5165] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 107.435153][ T5165] BTRFS info (device loop0): forced readonly [ 107.751230][ T5186] loop0: detected capacity change from 0 to 32768 [ 107.826049][ T5186] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5186) [ 107.866145][ T5186] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 107.868582][ T5186] BTRFS info (device loop0): setting nodatacow, compression disabled [ 107.870977][ T5186] BTRFS info (device loop0): setting datacow [ 107.872673][ T5186] BTRFS info (device loop0): doing ref verification [ 107.874811][ T5186] BTRFS info (device loop0): force clearing of disk cache [ 107.876730][ T5186] BTRFS info (device loop0): turning off barriers [ 107.878549][ T5186] BTRFS info (device loop0): use zlib compression, level 3 [ 107.880541][ T5186] BTRFS info (device loop0): using free space tree [ 107.882427][ T5186] BTRFS info (device loop0): has skinny extents [ 107.897171][ T5186] BTRFS info (device loop0): clearing free space tree [ 107.899176][ T5186] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.902035][ T5186] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.908709][ T5186] BTRFS info (device loop0): creating free space tree [ 107.911251][ T5186] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.913979][ T5186] BTRFS info (device loop0): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.923136][ T5186] FAULT_INJECTION: forcing a failure. [ 107.923136][ T5186] name failslab, interval 1, probability 0, space 0, times 0 [ 107.929037][ T5186] CPU: 0 PID: 5186 Comm: syz.0.28 Tainted: G W 5.15.180-syzkaller #0 [ 107.931518][ T5186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 107.934073][ T5186] Call trace: [ 107.934913][ T5186] dump_backtrace+0x0/0x43c [ 107.936156][ T5186] show_stack+0x2c/0x3c [ 107.937216][ T5186] __dump_stack+0x30/0x40 [ 107.938342][ T5186] dump_stack_lvl+0xf8/0x160 [ 107.939565][ T5186] dump_stack+0x1c/0x5c [ 107.940633][ T5186] should_fail+0x3c0/0x51c [ 107.941765][ T5186] __should_failslab+0xbc/0x10c [ 107.942989][ T5186] should_failslab+0x10/0x28 [ 107.944182][ T5186] slab_pre_alloc_hook+0x64/0xec [ 107.945546][ T5186] kmem_cache_alloc+0x94/0x3e4 [ 107.946742][ T5186] btrfs_alloc_path+0x5c/0x68 [ 107.947996][ T5186] btrfs_insert_dir_item+0x16c/0x3b8 [ 107.949401][ T5186] btrfs_add_link+0x294/0xa68 [ 107.950643][ T5186] btrfs_create+0x45c/0x508 [ 107.951899][ T5186] path_openat+0x1144/0x26e4 [ 107.953092][ T5186] do_filp_open+0x164/0x330 [ 107.954268][ T5186] do_sys_openat2+0x128/0x3d8 [ 107.955570][ T5186] __arm64_sys_openat+0x120/0x154 [ 107.956878][ T5186] invoke_syscall+0x98/0x2b8 [ 107.958142][ T5186] el0_svc_common+0x138/0x258 [ 107.959358][ T5186] do_el0_svc+0x58/0x14c [ 107.960646][ T5186] el0_svc+0x78/0x1e0 [ 107.961565][ T5186] el0t_64_sync_handler+0xcc/0xe4 [ 107.962797][ T5186] el0t_64_sync+0x1a0/0x1a4 [ 107.968525][ T5186] ------------[ cut here ]------------ [ 107.970202][ T5186] WARNING: CPU: 0 PID: 5186 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 107.972578][ T5186] Modules linked in: [ 107.973614][ T5186] CPU: 0 PID: 5186 Comm: syz.0.28 Tainted: G W 5.15.180-syzkaller #0 [ 107.976007][ T5186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 107.978693][ T5186] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.980753][ T5186] pc : btrfs_add_link+0x6e8/0xa68 [ 107.982072][ T5186] lr : btrfs_add_link+0x6e8/0xa68 [ 107.983403][ T5186] sp : ffff800020657580 [ 107.984517][ T5186] x29: ffff800020657680 x28: ffff0000dd4b7e70 x27: 0000000000000108 [ 107.986727][ T5186] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 107.988959][ T5186] x23: 0000000000000014 x22: 1fffe0001ba96fd9 x21: ffff7000040caeb8 [ 107.991100][ T5186] x20: 00000000fffffff4 x19: ffff0000dd4b7ec8 x18: 0000000000000001 [ 107.993246][ T5186] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 107.995345][ T5186] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 107.997535][ T5186] x11: 0000000000000000 x10: 0000000000000000 x9 : c7659d4954f98e00 [ 107.999811][ T5186] x8 : c7659d4954f98e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 108.001997][ T5186] x5 : ffff800020656e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 108.004075][ T5186] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 108.006237][ T5186] Call trace: [ 108.007124][ T5186] btrfs_add_link+0x6e8/0xa68 [ 108.008425][ T5186] btrfs_create+0x45c/0x508 [ 108.009591][ T5186] path_openat+0x1144/0x26e4 [ 108.010842][ T5186] do_filp_open+0x164/0x330 [ 108.012061][ T5186] do_sys_openat2+0x128/0x3d8 [ 108.013334][ T5186] __arm64_sys_openat+0x120/0x154 [ 108.014685][ T5186] invoke_syscall+0x98/0x2b8 [ 108.015914][ T5186] el0_svc_common+0x138/0x258 [ 108.017170][ T5186] do_el0_svc+0x58/0x14c [ 108.018328][ T5186] el0_svc+0x78/0x1e0 [ 108.019403][ T5186] el0t_64_sync_handler+0xcc/0xe4 [ 108.020769][ T5186] el0t_64_sync+0x1a0/0x1a4 [ 108.021988][ T5186] irq event stamp: 82398 [ 108.023106][ T5186] hardirqs last enabled at (82397): [] __up_console_sem+0xb4/0x100 [ 108.025778][ T5186] hardirqs last disabled at (82398): [] el1_dbg+0x24/0x80 [ 108.028252][ T5186] softirqs last enabled at (82378): [] handle_softirqs+0xa4c/0xbf0 [ 108.031091][ T5186] softirqs last disabled at (82281): [] __irq_exit_rcu+0x240/0x440 [ 108.033712][ T5186] ---[ end trace 74e44848cafef286 ]--- [ 108.042906][ T5186] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 108.045419][ T5186] BTRFS info (device loop0): forced readonly [ 108.389004][ T5207] loop0: detected capacity change from 0 to 32768 [ 108.476152][ T5207] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5207) [ 108.517991][ T5207] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 108.520302][ T5207] BTRFS info (device loop0): setting nodatacow, compression disabled [ 108.522471][ T5207] BTRFS info (device loop0): setting datacow [ 108.526471][ T5207] BTRFS info (device loop0): doing ref verification [ 108.528175][ T5207] BTRFS info (device loop0): force clearing of disk cache [ 108.530094][ T5207] BTRFS info (device loop0): turning off barriers [ 108.532089][ T5207] BTRFS info (device loop0): use zlib compression, level 3 [ 108.558808][ T5207] FAULT_INJECTION: forcing a failure. [ 108.558808][ T5207] name failslab, interval 1, probability 0, space 0, times 0 [ 108.562165][ T5207] CPU: 1 PID: 5207 Comm: syz.0.29 Tainted: G W 5.15.180-syzkaller #0 [ 108.564634][ T5207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 108.567399][ T5207] Call trace: [ 108.568329][ T5207] dump_backtrace+0x0/0x43c [ 108.569536][ T5207] show_stack+0x2c/0x3c [ 108.570662][ T5207] __dump_stack+0x30/0x40 [ 108.571828][ T5207] dump_stack_lvl+0xf8/0x160 [ 108.573105][ T5207] dump_stack+0x1c/0x5c [ 108.574265][ T5207] should_fail+0x3c0/0x51c [ 108.575447][ T5207] __should_failslab+0xbc/0x10c [ 108.576743][ T5207] should_failslab+0x10/0x28 [ 108.577992][ T5207] slab_pre_alloc_hook+0x64/0xec [ 108.579318][ T5207] kmem_cache_alloc+0x94/0x3e4 [ 108.580613][ T5207] btrfs_alloc_path+0x5c/0x68 [ 108.581875][ T5207] btrfs_insert_dir_item+0x16c/0x3b8 [ 108.583282][ T5207] btrfs_add_link+0x294/0xa68 [ 108.584597][ T5207] btrfs_create+0x45c/0x508 [ 108.585817][ T5207] path_openat+0x1144/0x26e4 [ 108.587069][ T5207] do_filp_open+0x164/0x330 [ 108.588285][ T5207] do_sys_openat2+0x128/0x3d8 [ 108.589543][ T5207] __arm64_sys_openat+0x120/0x154 [ 108.590911][ T5207] invoke_syscall+0x98/0x2b8 [ 108.592199][ T5207] el0_svc_common+0x138/0x258 [ 108.593436][ T5207] do_el0_svc+0x58/0x14c [ 108.594643][ T5207] el0_svc+0x78/0x1e0 [ 108.595721][ T5207] el0t_64_sync_handler+0xcc/0xe4 [ 108.597159][ T5207] el0t_64_sync+0x1a0/0x1a4 [ 108.600090][ T5207] ------------[ cut here ]------------ [ 108.601837][ T5207] WARNING: CPU: 1 PID: 5207 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 108.604192][ T5207] Modules linked in: [ 108.605258][ T5207] CPU: 1 PID: 5207 Comm: syz.0.29 Tainted: G W 5.15.180-syzkaller #0 [ 108.607829][ T5207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 108.610502][ T5207] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 108.612629][ T5207] pc : btrfs_add_link+0x6e8/0xa68 [ 108.614016][ T5207] lr : btrfs_add_link+0x6e8/0xa68 [ 108.615348][ T5207] sp : ffff800020e17580 [ 108.616577][ T5207] x29: ffff800020e17680 x28: ffff0000dd587160 x27: 0000000000000108 [ 108.618688][ T5207] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 108.620878][ T5207] x23: 0000000000000014 x22: 1fffe0001bab0e37 x21: ffff7000041c2eb8 [ 108.623162][ T5207] x20: 00000000fffffff4 x19: ffff0000dd5871b8 x18: 0000000000000001 [ 108.625396][ T5207] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 108.627549][ T5207] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 108.629668][ T5207] x11: 0000000000000000 x10: 0000000000000000 x9 : 020f1c2e6c072c00 [ 108.631763][ T5207] x8 : 020f1c2e6c072c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 108.633998][ T5207] x5 : ffff800020e16e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 108.636155][ T5207] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 108.638205][ T5207] Call trace: [ 108.639119][ T5207] btrfs_add_link+0x6e8/0xa68 [ 108.640407][ T5207] btrfs_create+0x45c/0x508 [ 108.641625][ T5207] path_openat+0x1144/0x26e4 [ 108.642829][ T5207] do_filp_open+0x164/0x330 [ 108.643979][ T5207] do_sys_openat2+0x128/0x3d8 [ 108.645180][ T5207] __arm64_sys_openat+0x120/0x154 [ 108.646490][ T5207] invoke_syscall+0x98/0x2b8 [ 108.647696][ T5207] el0_svc_common+0x138/0x258 [ 108.648975][ T5207] do_el0_svc+0x58/0x14c [ 108.650052][ T5207] el0_svc+0x78/0x1e0 [ 108.651052][ T5207] el0t_64_sync_handler+0xcc/0xe4 [ 108.652409][ T5207] el0t_64_sync+0x1a0/0x1a4 [ 108.653597][ T5207] irq event stamp: 80228 [ 108.654692][ T5207] hardirqs last enabled at (80227): [] __up_console_sem+0xb4/0x100 [ 108.657248][ T5207] hardirqs last disabled at (80228): [] el1_dbg+0x24/0x80 [ 108.659500][ T5207] softirqs last enabled at (80208): [] handle_softirqs+0xa4c/0xbf0 [ 108.662011][ T5207] softirqs last disabled at (80189): [] __irq_exit_rcu+0x240/0x440 [ 108.664633][ T5207] ---[ end trace 74e44848cafef287 ]--- [ 108.667706][ T5207] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 108.982329][ T5228] loop0: detected capacity change from 0 to 32768 [ 109.074921][ T5228] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5228) [ 109.153110][ T5228] FAULT_INJECTION: forcing a failure. [ 109.153110][ T5228] name failslab, interval 1, probability 0, space 0, times 0 [ 109.158399][ T5228] CPU: 0 PID: 5228 Comm: syz.0.30 Tainted: G W 5.15.180-syzkaller #0 [ 109.160946][ T5228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 109.163589][ T5228] Call trace: [ 109.164480][ T5228] dump_backtrace+0x0/0x43c [ 109.165685][ T5228] show_stack+0x2c/0x3c [ 109.166830][ T5228] __dump_stack+0x30/0x40 [ 109.167946][ T5228] dump_stack_lvl+0xf8/0x160 [ 109.169188][ T5228] dump_stack+0x1c/0x5c [ 109.170272][ T5228] should_fail+0x3c0/0x51c [ 109.171501][ T5228] __should_failslab+0xbc/0x10c [ 109.172821][ T5228] should_failslab+0x10/0x28 [ 109.174021][ T5228] slab_pre_alloc_hook+0x64/0xec [ 109.175330][ T5228] kmem_cache_alloc+0x94/0x3e4 [ 109.176652][ T5228] btrfs_alloc_path+0x5c/0x68 [ 109.177877][ T5228] btrfs_insert_dir_item+0x16c/0x3b8 [ 109.179355][ T5228] btrfs_add_link+0x294/0xa68 [ 109.180598][ T5228] btrfs_create+0x45c/0x508 [ 109.181763][ T5228] path_openat+0x1144/0x26e4 [ 109.182983][ T5228] do_filp_open+0x164/0x330 [ 109.184185][ T5228] do_sys_openat2+0x128/0x3d8 [ 109.185422][ T5228] __arm64_sys_openat+0x120/0x154 [ 109.186777][ T5228] invoke_syscall+0x98/0x2b8 [ 109.187984][ T5228] el0_svc_common+0x138/0x258 [ 109.189185][ T5228] do_el0_svc+0x58/0x14c [ 109.190341][ T5228] el0_svc+0x78/0x1e0 [ 109.191401][ T5228] el0t_64_sync_handler+0xcc/0xe4 [ 109.192750][ T5228] el0t_64_sync+0x1a0/0x1a4 [ 109.198241][ T5228] ------------[ cut here ]------------ [ 109.200056][ T5228] WARNING: CPU: 0 PID: 5228 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 109.202483][ T5228] Modules linked in: [ 109.203508][ T5228] CPU: 0 PID: 5228 Comm: syz.0.30 Tainted: G W 5.15.180-syzkaller #0 [ 109.206006][ T5228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 109.208756][ T5228] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.210868][ T5228] pc : btrfs_add_link+0x6e8/0xa68 [ 109.212235][ T5228] lr : btrfs_add_link+0x6e8/0xa68 [ 109.213567][ T5228] sp : ffff800020e27580 [ 109.214658][ T5228] x29: ffff800020e27680 x28: ffff0000dd4b04d0 x27: 0000000000000108 [ 109.216790][ T5228] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 109.218972][ T5228] x23: 0000000000000014 x22: 1fffe0001ba960a5 x21: ffff7000041c4eb8 [ 109.221148][ T5228] x20: 00000000fffffff4 x19: ffff0000dd4b0528 x18: 0000000000000001 [ 109.223332][ T5228] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 109.225557][ T5228] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 109.227769][ T5228] x11: 0000000000000000 x10: 0000000000000000 x9 : 6cb8d5b5010edb00 [ 109.229896][ T5228] x8 : 6cb8d5b5010edb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.232040][ T5228] x5 : ffff800020e26e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 109.234147][ T5228] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.236346][ T5228] Call trace: [ 109.237159][ T5228] btrfs_add_link+0x6e8/0xa68 [ 109.238361][ T5228] btrfs_create+0x45c/0x508 [ 109.239645][ T5228] path_openat+0x1144/0x26e4 [ 109.240946][ T5228] do_filp_open+0x164/0x330 [ 109.242145][ T5228] do_sys_openat2+0x128/0x3d8 [ 109.243375][ T5228] __arm64_sys_openat+0x120/0x154 [ 109.244770][ T5228] invoke_syscall+0x98/0x2b8 [ 109.246004][ T5228] el0_svc_common+0x138/0x258 [ 109.247175][ T5228] do_el0_svc+0x58/0x14c [ 109.248282][ T5228] el0_svc+0x78/0x1e0 [ 109.249301][ T5228] el0t_64_sync_handler+0xcc/0xe4 [ 109.250632][ T5228] el0t_64_sync+0x1a0/0x1a4 [ 109.251870][ T5228] irq event stamp: 80252 [ 109.252997][ T5228] hardirqs last enabled at (80251): [] __up_console_sem+0xb4/0x100 [ 109.255547][ T5228] hardirqs last disabled at (80252): [] el1_dbg+0x24/0x80 [ 109.257889][ T5228] softirqs last enabled at (80228): [] handle_softirqs+0xa4c/0xbf0 [ 109.260469][ T5228] softirqs last disabled at (80123): [] __irq_exit_rcu+0x240/0x440 [ 109.262941][ T5228] ---[ end trace 74e44848cafef288 ]--- [ 109.268896][ T5228] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory [ 109.614600][ T5249] loop0: detected capacity change from 0 to 32768 [ 109.666796][ T5249] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5249) [ 109.731253][ T5249] FAULT_INJECTION: forcing a failure. [ 109.731253][ T5249] name failslab, interval 1, probability 0, space 0, times 0 [ 109.734790][ T5249] CPU: 1 PID: 5249 Comm: syz.0.31 Tainted: G W 5.15.180-syzkaller #0 [ 109.737305][ T5249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 109.739964][ T5249] Call trace: [ 109.740774][ T5249] dump_backtrace+0x0/0x43c [ 109.741936][ T5249] show_stack+0x2c/0x3c [ 109.743024][ T5249] __dump_stack+0x30/0x40 [ 109.744103][ T5249] dump_stack_lvl+0xf8/0x160 [ 109.745283][ T5249] dump_stack+0x1c/0x5c [ 109.746371][ T5249] should_fail+0x3c0/0x51c [ 109.747517][ T5249] __should_failslab+0xbc/0x10c [ 109.748829][ T5249] should_failslab+0x10/0x28 [ 109.750115][ T5249] slab_pre_alloc_hook+0x64/0xec [ 109.751462][ T5249] kmem_cache_alloc+0x94/0x3e4 [ 109.752848][ T5249] btrfs_alloc_path+0x5c/0x68 [ 109.754078][ T5249] btrfs_insert_dir_item+0x16c/0x3b8 [ 109.755470][ T5249] btrfs_add_link+0x294/0xa68 [ 109.756726][ T5249] btrfs_create+0x45c/0x508 [ 109.757955][ T5249] path_openat+0x1144/0x26e4 [ 109.759163][ T5249] do_filp_open+0x164/0x330 [ 109.760361][ T5249] do_sys_openat2+0x128/0x3d8 [ 109.761654][ T5249] __arm64_sys_openat+0x120/0x154 [ 109.763041][ T5249] invoke_syscall+0x98/0x2b8 [ 109.764314][ T5249] el0_svc_common+0x138/0x258 [ 109.765602][ T5249] do_el0_svc+0x58/0x14c [ 109.766765][ T5249] el0_svc+0x78/0x1e0 [ 109.767790][ T5249] el0t_64_sync_handler+0xcc/0xe4 [ 109.769252][ T5249] el0t_64_sync+0x1a0/0x1a4 [ 109.774840][ T5249] ------------[ cut here ]------------ [ 109.776556][ T5249] WARNING: CPU: 1 PID: 5249 at fs/btrfs/inode.c:6761 btrfs_add_link+0x6e8/0xa68 [ 109.778957][ T5249] Modules linked in: [ 109.779997][ T5249] CPU: 1 PID: 5249 Comm: syz.0.31 Tainted: G W 5.15.180-syzkaller #0 [ 109.782433][ T5249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 109.785182][ T5249] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.787313][ T5249] pc : btrfs_add_link+0x6e8/0xa68 [ 109.788653][ T5249] lr : btrfs_add_link+0x6e8/0xa68 [ 109.789977][ T5249] sp : ffff800021047580 [ 109.791064][ T5249] x29: ffff800021047680 x28: ffff0000dd587420 x27: 0000000000000108 [ 109.793183][ T5249] x26: 00000000fffffff4 x25: 0000000000000000 x24: dfff800000000000 [ 109.795328][ T5249] x23: 0000000000000014 x22: 1fffe0001bab0e8f x21: ffff700004208eb8 [ 109.797434][ T5249] x20: 00000000fffffff4 x19: ffff0000dd587478 x18: 0000000000000001 [ 109.799615][ T5249] x17: 0000000000000000 x16: ffff80001119ef40 x15: 00000000ffffffff [ 109.801759][ T5249] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 109.804091][ T5249] x11: 0000000000000000 x10: 0000000000000000 x9 : 3cd8a3b8f9a0b200 [ 109.806246][ T5249] x8 : 3cd8a3b8f9a0b200 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.808419][ T5249] x5 : ffff800021046e78 x4 : ffff80001422f280 x3 : ffff800008503f9c [ 109.810616][ T5249] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.812778][ T5249] Call trace: [ 109.813680][ T5249] btrfs_add_link+0x6e8/0xa68 [ 109.814975][ T5249] btrfs_create+0x45c/0x508 [ 109.816155][ T5249] path_openat+0x1144/0x26e4 [ 109.817392][ T5249] do_filp_open+0x164/0x330 [ 109.818592][ T5249] do_sys_openat2+0x128/0x3d8 [ 109.819894][ T5249] __arm64_sys_openat+0x120/0x154 [ 109.821195][ T5249] invoke_syscall+0x98/0x2b8 [ 109.822457][ T5249] el0_svc_common+0x138/0x258 [ 109.823651][ T5249] do_el0_svc+0x58/0x14c [ 109.824834][ T5249] el0_svc+0x78/0x1e0 [ 109.825916][ T5249] el0t_64_sync_handler+0xcc/0xe4 [ 109.827247][ T5249] el0t_64_sync+0x1a0/0x1a4 [ 109.828447][ T5249] irq event stamp: 79588 [ 109.829618][ T5249] hardirqs last enabled at (79587): [] __up_console_sem+0xb4/0x100 [ 109.832171][ T5249] hardirqs last disabled at (79588): [] el1_dbg+0x24/0x80 [ 109.834502][ T5249] softirqs last enabled at (79568): [] handle_softirqs+0xa4c/0xbf0 [ 109.837041][ T5249] softirqs last disabled at (79527): [] __irq_exit_rcu+0x240/0x440 [ 109.839599][ T5249] ---[ end trace 74e44848cafef289 ]--- [ 109.846193][ T5249] BTRFS: error (device loop0) in btrfs_add_link:6761: errno=-12 Out of memory 1970/01/01 00:01:49 executed programs: 19