Warning: Permanently added '10.128.0.252' (ED25519) to the list of known hosts. 1970/01/01 00:01:01 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:01 ignoring optional flag "type"="gce" 1970/01/01 00:01:01 parsed 1 programs 1970/01/01 00:01:01 executed programs: 0 [ 61.826273][ T4326] chnl_net:caif_netlink_parms(): no params data found [ 61.867935][ T4326] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.870048][ T4326] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.872691][ T4326] device bridge_slave_0 entered promiscuous mode [ 61.877112][ T4326] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.879120][ T4326] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.881769][ T4326] device bridge_slave_1 entered promiscuous mode [ 61.896277][ T4326] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.900488][ T4326] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.916996][ T4326] team0: Port device team_slave_0 added [ 61.920296][ T4326] team0: Port device team_slave_1 added [ 61.932582][ T4326] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.934608][ T4326] 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. [ 61.941700][ T4326] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.946324][ T4326] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.948290][ T4326] 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. [ 61.955268][ T4326] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.015468][ T4326] device hsr_slave_0 entered promiscuous mode [ 62.064036][ T4326] device hsr_slave_1 entered promiscuous mode [ 62.825749][ T4326] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.865597][ T4326] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.895805][ T4326] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.935648][ T4326] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.023082][ T4326] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.032339][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.035128][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.040603][ T4326] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.047059][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.049775][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.052402][ T153] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.054389][ T153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.064279][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.066804][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.069578][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.072131][ T153] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.074129][ T153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.076843][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.087419][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.090868][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.094342][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.097003][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.100028][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.109414][ T4326] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.112369][ T4326] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.118640][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.121214][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.124868][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.128423][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.131111][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.138766][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.216343][ T4326] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.219314][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.221444][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.233517][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.237828][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.252470][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.256823][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.260200][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.263131][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.268331][ T4326] device veth0_vlan entered promiscuous mode [ 63.277017][ T4326] device veth1_vlan entered promiscuous mode [ 63.291470][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.296336][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.298920][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.301989][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.307030][ T4326] device veth0_macvtap entered promiscuous mode [ 63.310987][ T4326] device veth1_macvtap entered promiscuous mode [ 63.322585][ T4326] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.324849][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.327520][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.330112][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.332998][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.339899][ T4326] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.345233][ T4326] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.347684][ T4326] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.350120][ T4326] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.352425][ T4326] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.356883][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.359735][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.403530][ T338] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.407442][ T338] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.410403][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 63.436080][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.438305][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.441265][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.699078][ T4437] loop0: detected capacity change from 0 to 32768 [ 63.719038][ T4437] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4437) [ 63.741157][ T4437] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 63.743575][ T4437] BTRFS info (device loop0): enabling auto defrag [ 63.754944][ T4437] BTRFS info (device loop0): enabling disk space caching [ 63.756947][ T4437] BTRFS info (device loop0): disabling tree log [ 63.758670][ T4437] BTRFS info (device loop0): force clearing of disk cache [ 63.760657][ T4437] BTRFS info (device loop0): force zlib compression, level 3 [ 63.762584][ T4437] BTRFS info (device loop0): disabling disk space caching [ 63.765400][ T4061] Bluetooth: hci0: command 0x0409 tx timeout [ 63.781987][ T4437] BTRFS info (device loop0): has skinny extents [ 63.879611][ T4437] BTRFS info (device loop0): enabling ssd optimizations [ 63.896487][ T4437] BTRFS info (device loop0): clearing free space tree [ 63.898647][ T4437] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 63.901585][ T4437] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 63.950260][ T4437] FAULT_INJECTION: forcing a failure. [ 63.950260][ T4437] name failslab, interval 1, probability 0, space 0, times 1 [ 63.961249][ T4437] CPU: 0 PID: 4437 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller #0 [ 63.963644][ T4437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 63.966381][ T4437] Call trace: [ 63.967278][ T4437] dump_backtrace+0x0/0x43c [ 63.968573][ T4437] show_stack+0x2c/0x3c [ 63.969716][ T4437] __dump_stack+0x30/0x40 [ 63.970860][ T4437] dump_stack_lvl+0xf8/0x160 [ 63.972112][ T4437] dump_stack+0x1c/0x5c [ 63.973281][ T4437] should_fail+0x3c0/0x51c [ 63.974504][ T4437] __should_failslab+0xbc/0x10c [ 63.975868][ T4437] should_failslab+0x10/0x28 [ 63.977137][ T4437] slab_pre_alloc_hook+0x64/0xec [ 63.978478][ T4437] kmem_cache_alloc+0x94/0x3e4 [ 63.979794][ T4437] start_transaction+0x4d0/0x13f0 [ 63.981167][ T4437] btrfs_attach_transaction_barrier+0x30/0xac [ 63.982828][ T4437] btrfs_sync_fs+0x13c/0xb2c [ 63.984071][ T4437] sync_filesystem+0x1a0/0x218 [ 63.985391][ T4437] btrfs_remount+0x19c/0x12b8 [ 63.986659][ T4437] legacy_reconfigure+0xf8/0x110 [ 63.988003][ T4437] reconfigure_super+0x1d4/0x6f4 [ 63.989352][ T4437] path_mount+0xc80/0x1000 [ 63.990550][ T4437] __arm64_sys_mount+0x514/0x5e4 [ 63.991942][ T4437] invoke_syscall+0x98/0x2b8 [ 63.993168][ T4437] el0_svc_common+0x138/0x258 [ 63.994543][ T4437] do_el0_svc+0x58/0x14c [ 63.995737][ T4437] el0_svc+0x78/0x1e0 [ 63.996844][ T4437] el0t_64_sync_handler+0xcc/0xe4 [ 63.998217][ T4437] el0t_64_sync+0x1a0/0x1a4 [ 64.478423][ T4510] loop0: detected capacity change from 0 to 32768 [ 64.486117][ T4510] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4510) [ 64.499109][ T4510] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 64.501988][ T4510] BTRFS info (device loop0): enabling auto defrag [ 64.506012][ T4510] BTRFS info (device loop0): enabling disk space caching [ 64.508478][ T4510] BTRFS info (device loop0): disabling tree log [ 64.510700][ T4510] BTRFS info (device loop0): force clearing of disk cache [ 64.512585][ T4510] BTRFS info (device loop0): force zlib compression, level 3 [ 64.515637][ T4510] BTRFS info (device loop0): disabling disk space caching [ 64.518245][ T4510] BTRFS info (device loop0): has skinny extents [ 64.582358][ T4510] BTRFS info (device loop0): enabling ssd optimizations [ 64.586924][ T4510] BTRFS info (device loop0): clearing free space tree [ 64.589033][ T4510] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 64.591851][ T4510] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 64.617929][ T4510] FAULT_INJECTION: forcing a failure. [ 64.617929][ T4510] name failslab, interval 1, probability 0, space 0, times 0 [ 64.628773][ T4510] CPU: 0 PID: 4510 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller #0 [ 64.631201][ T4510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 64.634041][ T4510] Call trace: [ 64.634945][ T4510] dump_backtrace+0x0/0x43c [ 64.636210][ T4510] show_stack+0x2c/0x3c [ 64.637335][ T4510] __dump_stack+0x30/0x40 [ 64.638518][ T4510] dump_stack_lvl+0xf8/0x160 [ 64.639776][ T4510] dump_stack+0x1c/0x5c [ 64.640926][ T4510] should_fail+0x3c0/0x51c [ 64.642197][ T4510] __should_failslab+0xbc/0x10c [ 64.643527][ T4510] should_failslab+0x10/0x28 [ 64.644803][ T4510] slab_pre_alloc_hook+0x64/0xec [ 64.646161][ T4510] kmem_cache_alloc_trace+0x98/0x3fc [ 64.647588][ T4510] bdi_split_work_to_wbs+0x3d8/0x738 [ 64.649037][ T4510] sync_inodes_sb+0x180/0x824 [ 64.650371][ T4510] sync_filesystem+0x160/0x218 [ 64.651660][ T4510] btrfs_remount+0x19c/0x12b8 [ 64.652980][ T4510] legacy_reconfigure+0xf8/0x110 [ 64.654398][ T4510] reconfigure_super+0x1d4/0x6f4 [ 64.655779][ T4510] path_mount+0xc80/0x1000 [ 64.657032][ T4510] __arm64_sys_mount+0x514/0x5e4 [ 64.658392][ T4510] invoke_syscall+0x98/0x2b8 [ 64.659669][ T4510] el0_svc_common+0x138/0x258 [ 64.660943][ T4510] do_el0_svc+0x58/0x14c [ 64.662113][ T4510] el0_svc+0x78/0x1e0 [ 64.663220][ T4510] el0t_64_sync_handler+0xcc/0xe4 [ 64.664606][ T4510] el0t_64_sync+0x1a0/0x1a4 [ 65.060897][ T4571] loop0: detected capacity change from 0 to 32768 [ 65.065314][ T4571] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4571) [ 65.084648][ T4571] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 65.087160][ T4571] BTRFS info (device loop0): enabling auto defrag [ 65.089127][ T4571] BTRFS info (device loop0): enabling disk space caching [ 65.091168][ T4571] BTRFS info (device loop0): disabling tree log [ 65.093075][ T4571] BTRFS info (device loop0): force clearing of disk cache [ 65.096957][ T4571] BTRFS info (device loop0): force zlib compression, level 3 [ 65.099256][ T4571] BTRFS info (device loop0): disabling disk space caching [ 65.101213][ T4571] BTRFS info (device loop0): has skinny extents [ 65.222675][ T4571] BTRFS info (device loop0): enabling ssd optimizations [ 65.226063][ T4571] BTRFS info (device loop0): clearing free space tree [ 65.228085][ T4571] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 65.230894][ T4571] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 65.250353][ T4571] FAULT_INJECTION: forcing a failure. [ 65.250353][ T4571] name failslab, interval 1, probability 0, space 0, times 0 [ 65.255013][ T4571] CPU: 0 PID: 4571 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller #0 [ 65.257417][ T4571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 65.260328][ T4571] Call trace: [ 65.261245][ T4571] dump_backtrace+0x0/0x43c [ 65.262512][ T4571] show_stack+0x2c/0x3c [ 65.263684][ T4571] __dump_stack+0x30/0x40 [ 65.264895][ T4571] dump_stack_lvl+0xf8/0x160 [ 65.266286][ T4571] dump_stack+0x1c/0x5c [ 65.267456][ T4571] should_fail+0x3c0/0x51c [ 65.268736][ T4571] __should_failslab+0xbc/0x10c [ 65.270094][ T4571] should_failslab+0x10/0x28 [ 65.271395][ T4571] slab_pre_alloc_hook+0x64/0xec [ 65.272744][ T4571] kmem_cache_alloc+0x94/0x3e4 [ 65.274106][ T4571] start_transaction+0x4d0/0x13f0 [ 65.275571][ T4571] btrfs_attach_transaction_barrier+0x30/0xac [ 65.277521][ T4571] btrfs_sync_fs+0x13c/0xb2c [ 65.278838][ T4571] sync_filesystem+0x1a0/0x218 [ 65.280171][ T4571] btrfs_remount+0x19c/0x12b8 [ 65.281555][ T4571] legacy_reconfigure+0xf8/0x110 [ 65.282949][ T4571] reconfigure_super+0x1d4/0x6f4 [ 65.284432][ T4571] path_mount+0xc80/0x1000 [ 65.285719][ T4571] __arm64_sys_mount+0x514/0x5e4 [ 65.287237][ T4571] invoke_syscall+0x98/0x2b8 [ 65.288580][ T4571] el0_svc_common+0x138/0x258 [ 65.289892][ T4571] do_el0_svc+0x58/0x14c [ 65.291178][ T4571] el0_svc+0x78/0x1e0 [ 65.292340][ T4571] el0t_64_sync_handler+0xcc/0xe4 [ 65.293809][ T4571] el0t_64_sync+0x1a0/0x1a4 [ 65.679070][ T4631] loop0: detected capacity change from 0 to 32768 [ 65.689178][ T4631] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4631) [ 65.701574][ T4631] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 65.705599][ T4631] BTRFS info (device loop0): enabling auto defrag [ 65.707620][ T4631] BTRFS info (device loop0): enabling disk space caching [ 65.709588][ T4631] BTRFS info (device loop0): disabling tree log [ 65.711377][ T4631] BTRFS info (device loop0): force clearing of disk cache [ 65.713371][ T4631] BTRFS info (device loop0): force zlib compression, level 3 [ 65.716307][ T4631] BTRFS info (device loop0): disabling disk space caching [ 65.718488][ T4631] BTRFS info (device loop0): has skinny extents [ 65.827536][ T4631] BTRFS info (device loop0): enabling ssd optimizations [ 65.830603][ T4631] BTRFS info (device loop0): clearing free space tree [ 65.832689][ T4631] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 65.838707][ T4631] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 65.851182][ T4631] FAULT_INJECTION: forcing a failure. [ 65.851182][ T4631] name failslab, interval 1, probability 0, space 0, times 0 [ 65.855724][ T4625] Bluetooth: hci0: command 0x041b tx timeout [ 65.859492][ T4631] CPU: 0 PID: 4631 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller #0 [ 65.861894][ T4631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 65.864796][ T4631] Call trace: [ 65.865725][ T4631] dump_backtrace+0x0/0x43c [ 65.866996][ T4631] show_stack+0x2c/0x3c [ 65.868206][ T4631] __dump_stack+0x30/0x40 [ 65.869449][ T4631] dump_stack_lvl+0xf8/0x160 [ 65.870790][ T4631] dump_stack+0x1c/0x5c [ 65.871943][ T4631] should_fail+0x3c0/0x51c [ 65.873226][ T4631] __should_failslab+0xbc/0x10c [ 65.874583][ T4631] should_failslab+0x10/0x28 [ 65.875870][ T4631] slab_pre_alloc_hook+0x64/0xec [ 65.877267][ T4631] kmem_cache_alloc+0x94/0x3e4 [ 65.878649][ T4631] btrfs_alloc_path+0x5c/0x68 [ 65.879948][ T4631] __btrfs_free_extent+0x19c/0x1aa4 [ 65.881449][ T4631] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 65.883093][ T4631] btrfs_run_delayed_refs+0x124/0x46c [ 65.884663][ T4631] btrfs_commit_transaction+0x1b8/0x3044 [ 65.886257][ T4631] btrfs_sync_fs+0x628/0xb2c [ 65.887617][ T4631] sync_filesystem+0x1a0/0x218 [ 65.888962][ T4631] btrfs_remount+0x19c/0x12b8 [ 65.890328][ T4631] legacy_reconfigure+0xf8/0x110 [ 65.891723][ T4631] reconfigure_super+0x1d4/0x6f4 [ 65.893140][ T4631] path_mount+0xc80/0x1000 [ 65.894408][ T4631] __arm64_sys_mount+0x514/0x5e4 [ 65.895801][ T4631] invoke_syscall+0x98/0x2b8 [ 65.897118][ T4631] el0_svc_common+0x138/0x258 [ 65.898431][ T4631] do_el0_svc+0x58/0x14c [ 65.899632][ T4631] el0_svc+0x78/0x1e0 [ 65.900784][ T4631] el0t_64_sync_handler+0xcc/0xe4 [ 65.902155][ T4631] el0t_64_sync+0x1a0/0x1a4 [ 65.923878][ T4631] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 65.927527][ T4631] ------------[ cut here ]------------ [ 65.929225][ T4631] WARNING: CPU: 1 PID: 4631 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 65.932002][ T4631] Modules linked in: [ 65.933168][ T4631] CPU: 1 PID: 4631 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller #0 [ 65.935617][ T4631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 65.938455][ T4631] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 65.940654][ T4631] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 65.942274][ T4631] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 65.943853][ T4631] sp : ffff80001fb27530 [ 65.945064][ T4631] x29: ffff80001fb27540 x28: ffff0000cdfcd000 x27: dfff800000000000 [ 65.947546][ T4631] x26: ffff0000cdfcd024 x25: ffff0000c1a4c000 x24: 1fffe0001b9f40fd [ 65.949851][ T4631] x23: 1fffe0001b9f40fd x22: ffff0000dcfa07e8 x21: 00000000fffffff4 [ 65.952071][ T4631] x20: 0000000000000051 x19: ffff0000dcfa0790 x18: 0000000000000001 [ 65.954297][ T4631] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 65.956497][ T4631] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 65.958766][ T4631] x11: 0000000000000000 x10: 0000000000000000 x9 : 4ccfc52edcd55e00 [ 65.960940][ T4631] x8 : 4ccfc52edcd55e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 65.963225][ T4631] x5 : ffff80001fb26e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 65.965390][ T4631] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 65.967658][ T4631] Call trace: [ 65.968529][ T4631] btrfs_run_delayed_refs+0x3f4/0x46c [ 65.970056][ T4631] btrfs_commit_transaction+0x1b8/0x3044 [ 65.971596][ T4631] btrfs_sync_fs+0x628/0xb2c [ 65.972810][ T4631] sync_filesystem+0x1a0/0x218 [ 65.974143][ T4631] btrfs_remount+0x19c/0x12b8 [ 65.975406][ T4631] legacy_reconfigure+0xf8/0x110 [ 65.976750][ T4631] reconfigure_super+0x1d4/0x6f4 [ 65.978088][ T4631] path_mount+0xc80/0x1000 [ 65.979355][ T4631] __arm64_sys_mount+0x514/0x5e4 [ 65.980721][ T4631] invoke_syscall+0x98/0x2b8 [ 65.982015][ T4631] el0_svc_common+0x138/0x258 [ 65.983339][ T4631] do_el0_svc+0x58/0x14c [ 65.984530][ T4631] el0_svc+0x78/0x1e0 [ 65.985634][ T4631] el0t_64_sync_handler+0xcc/0xe4 [ 65.987006][ T4631] el0t_64_sync+0x1a0/0x1a4 [ 65.988312][ T4631] irq event stamp: 83096 [ 65.989518][ T4631] hardirqs last enabled at (83095): [] __up_console_sem+0xb4/0x100 [ 65.992168][ T4631] hardirqs last disabled at (83096): [] el1_dbg+0x24/0x80 [ 65.994585][ T4631] softirqs last enabled at (83060): [] handle_softirqs+0xa4c/0xbf0 [ 65.997218][ T4631] softirqs last disabled at (83045): [] __irq_exit_rcu+0x240/0x440 [ 65.999831][ T4631] ---[ end trace 66d9a2d26d926f9a ]--- [ 66.003564][ T4631] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 66.006358][ T4631] BTRFS info (device loop0): forced readonly [ 66.008064][ T4631] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 66.398465][ T4689] loop0: detected capacity change from 0 to 32768 [ 66.402311][ T4689] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4689) [ 66.411011][ T4689] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 66.413526][ T4689] BTRFS info (device loop0): enabling auto defrag [ 66.416285][ T4689] BTRFS info (device loop0): enabling disk space caching [ 66.418232][ T4689] BTRFS info (device loop0): disabling tree log [ 66.422747][ T4689] BTRFS info (device loop0): force clearing of disk cache [ 66.424914][ T4689] BTRFS info (device loop0): force zlib compression, level 3 [ 66.427299][ T4689] BTRFS info (device loop0): disabling disk space caching [ 66.429361][ T4689] BTRFS info (device loop0): has skinny extents [ 66.537520][ T4689] BTRFS info (device loop0): enabling ssd optimizations [ 66.540530][ T4689] BTRFS info (device loop0): clearing free space tree [ 66.542551][ T4689] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 66.547362][ T4689] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 66.559219][ T4689] FAULT_INJECTION: forcing a failure. [ 66.559219][ T4689] name failslab, interval 1, probability 0, space 0, times 0 [ 66.570190][ T4689] CPU: 1 PID: 4689 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 66.572957][ T4689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 66.575764][ T4689] Call trace: [ 66.576674][ T4689] dump_backtrace+0x0/0x43c [ 66.577934][ T4689] show_stack+0x2c/0x3c [ 66.579126][ T4689] __dump_stack+0x30/0x40 [ 66.580316][ T4689] dump_stack_lvl+0xf8/0x160 [ 66.581565][ T4689] dump_stack+0x1c/0x5c [ 66.582725][ T4689] should_fail+0x3c0/0x51c [ 66.583920][ T4689] __should_failslab+0xbc/0x10c [ 66.585253][ T4689] should_failslab+0x10/0x28 [ 66.586528][ T4689] slab_pre_alloc_hook+0x64/0xec [ 66.587855][ T4689] kmem_cache_alloc_trace+0x98/0x3fc [ 66.589325][ T4689] legacy_init_fs_context+0x5c/0xc8 [ 66.590795][ T4689] alloc_fs_context+0x550/0x7f4 [ 66.592139][ T4689] fs_context_for_reconfigure+0x7c/0x94 [ 66.593625][ T4689] path_mount+0xbb0/0x1000 [ 66.594841][ T4689] __arm64_sys_mount+0x514/0x5e4 [ 66.596229][ T4689] invoke_syscall+0x98/0x2b8 [ 66.597472][ T4689] el0_svc_common+0x138/0x258 [ 66.598780][ T4689] do_el0_svc+0x58/0x14c [ 66.599962][ T4689] el0_svc+0x78/0x1e0 [ 66.601070][ T4689] el0t_64_sync_handler+0xcc/0xe4 [ 66.602499][ T4689] el0t_64_sync+0x1a0/0x1a4 [ 66.982823][ T4740] loop0: detected capacity change from 0 to 32768 [ 66.995822][ T4740] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4740) [ 67.007853][ T4740] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 67.010479][ T4740] BTRFS info (device loop0): enabling auto defrag [ 67.012574][ T4740] BTRFS info (device loop0): enabling disk space caching [ 67.015186][ T4740] BTRFS info (device loop0): disabling tree log [ 67.017071][ T4740] BTRFS info (device loop0): force clearing of disk cache [ 67.019306][ T4740] BTRFS info (device loop0): force zlib compression, level 3 [ 67.021545][ T4740] BTRFS info (device loop0): disabling disk space caching [ 67.024543][ T4740] BTRFS info (device loop0): has skinny extents [ 67.125659][ T4740] BTRFS info (device loop0): enabling ssd optimizations [ 67.128445][ T4740] BTRFS info (device loop0): clearing free space tree [ 67.130322][ T4740] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 67.132888][ T4740] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 67.151614][ T4740] FAULT_INJECTION: forcing a failure. [ 67.151614][ T4740] name failslab, interval 1, probability 0, space 0, times 0 [ 67.155434][ T4740] CPU: 1 PID: 4740 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 67.158166][ T4740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 67.160992][ T4740] Call trace: [ 67.161856][ T4740] dump_backtrace+0x0/0x43c [ 67.163069][ T4740] show_stack+0x2c/0x3c [ 67.164154][ T4740] __dump_stack+0x30/0x40 [ 67.165322][ T4740] dump_stack_lvl+0xf8/0x160 [ 67.166555][ T4740] dump_stack+0x1c/0x5c [ 67.167707][ T4740] should_fail+0x3c0/0x51c [ 67.168896][ T4740] __should_failslab+0xbc/0x10c [ 67.170207][ T4740] should_failslab+0x10/0x28 [ 67.171492][ T4740] slab_pre_alloc_hook+0x64/0xec [ 67.172845][ T4740] kmem_cache_alloc_trace+0x98/0x3fc [ 67.174305][ T4740] bdi_split_work_to_wbs+0x3d8/0x738 [ 67.175803][ T4740] sync_inodes_sb+0x180/0x824 [ 67.177110][ T4740] sync_filesystem+0x160/0x218 [ 67.178453][ T4740] btrfs_remount+0x19c/0x12b8 [ 67.179744][ T4740] legacy_reconfigure+0xf8/0x110 [ 67.181113][ T4740] reconfigure_super+0x1d4/0x6f4 [ 67.182501][ T4740] path_mount+0xc80/0x1000 [ 67.183719][ T4740] __arm64_sys_mount+0x514/0x5e4 [ 67.185083][ T4740] invoke_syscall+0x98/0x2b8 [ 67.186421][ T4740] el0_svc_common+0x138/0x258 [ 67.187692][ T4740] do_el0_svc+0x58/0x14c [ 67.188860][ T4740] el0_svc+0x78/0x1e0 [ 67.189943][ T4740] el0t_64_sync_handler+0xcc/0xe4 [ 67.191358][ T4740] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:07 executed programs: 6 [ 67.599886][ T4796] loop0: detected capacity change from 0 to 32768 [ 67.607516][ T4796] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4796) [ 67.617363][ T4796] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 67.619879][ T4796] BTRFS info (device loop0): enabling auto defrag [ 67.621753][ T4796] BTRFS info (device loop0): enabling disk space caching [ 67.623876][ T4796] BTRFS info (device loop0): disabling tree log [ 67.625704][ T4796] BTRFS info (device loop0): force clearing of disk cache [ 67.627797][ T4796] BTRFS info (device loop0): force zlib compression, level 3 [ 67.629846][ T4796] BTRFS info (device loop0): disabling disk space caching [ 67.632061][ T4796] BTRFS info (device loop0): has skinny extents [ 67.717701][ T4796] BTRFS info (device loop0): enabling ssd optimizations [ 67.720719][ T4796] BTRFS info (device loop0): clearing free space tree [ 67.722605][ T4796] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 67.733698][ T4796] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 67.747566][ T4796] FAULT_INJECTION: forcing a failure. [ 67.747566][ T4796] name failslab, interval 1, probability 0, space 0, times 0 [ 67.751058][ T4796] CPU: 1 PID: 4796 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 67.753775][ T4796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 67.756582][ T4796] Call trace: [ 67.757471][ T4796] dump_backtrace+0x0/0x43c [ 67.758743][ T4796] show_stack+0x2c/0x3c [ 67.759862][ T4796] __dump_stack+0x30/0x40 [ 67.760985][ T4796] dump_stack_lvl+0xf8/0x160 [ 67.762277][ T4796] dump_stack+0x1c/0x5c [ 67.763441][ T4796] should_fail+0x3c0/0x51c [ 67.764644][ T4796] __should_failslab+0xbc/0x10c [ 67.765980][ T4796] should_failslab+0x10/0x28 [ 67.767266][ T4796] slab_pre_alloc_hook+0x64/0xec [ 67.768638][ T4796] kmem_cache_alloc_trace+0x98/0x3fc [ 67.770173][ T4796] bdi_split_work_to_wbs+0x3d8/0x738 [ 67.771686][ T4796] __writeback_inodes_sb_nr+0x1a8/0x218 [ 67.773168][ T4796] writeback_inodes_sb+0x78/0x8c [ 67.774529][ T4796] sync_filesystem+0xa0/0x218 [ 67.775778][ T4796] btrfs_remount+0x19c/0x12b8 [ 67.777082][ T4796] legacy_reconfigure+0xf8/0x110 [ 67.778425][ T4796] reconfigure_super+0x1d4/0x6f4 [ 67.779766][ T4796] path_mount+0xc80/0x1000 [ 67.780964][ T4796] __arm64_sys_mount+0x514/0x5e4 [ 67.782361][ T4796] invoke_syscall+0x98/0x2b8 [ 67.783660][ T4796] el0_svc_common+0x138/0x258 [ 67.784985][ T4796] do_el0_svc+0x58/0x14c [ 67.786148][ T4796] el0_svc+0x78/0x1e0 [ 67.787236][ T4796] el0t_64_sync_handler+0xcc/0xe4 [ 67.788612][ T4796] el0t_64_sync+0x1a0/0x1a4 [ 67.923841][ T4045] Bluetooth: hci0: command 0x040f tx timeout [ 68.190615][ T4853] loop0: detected capacity change from 0 to 32768 [ 68.195964][ T4853] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4853) [ 68.203176][ T4853] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 68.206496][ T4853] BTRFS info (device loop0): enabling auto defrag [ 68.208384][ T4853] BTRFS info (device loop0): enabling disk space caching [ 68.210416][ T4853] BTRFS info (device loop0): disabling tree log [ 68.212564][ T4853] BTRFS info (device loop0): force clearing of disk cache [ 68.215838][ T4853] BTRFS info (device loop0): force zlib compression, level 3 [ 68.218068][ T4853] BTRFS info (device loop0): disabling disk space caching [ 68.220149][ T4853] BTRFS info (device loop0): has skinny extents [ 68.235751][ T4853] BTRFS info (device loop0): enabling ssd optimizations [ 68.238574][ T4853] BTRFS info (device loop0): clearing free space tree [ 68.240571][ T4853] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 68.243305][ T4853] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 68.254299][ T4853] FAULT_INJECTION: forcing a failure. [ 68.254299][ T4853] name failslab, interval 1, probability 0, space 0, times 0 [ 68.257867][ T4853] CPU: 0 PID: 4853 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 68.260591][ T4853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 68.263414][ T4853] Call trace: [ 68.264364][ T4853] dump_backtrace+0x0/0x43c [ 68.265612][ T4853] show_stack+0x2c/0x3c [ 68.266724][ T4853] __dump_stack+0x30/0x40 [ 68.267917][ T4853] dump_stack_lvl+0xf8/0x160 [ 68.269191][ T4853] dump_stack+0x1c/0x5c [ 68.270332][ T4853] should_fail+0x3c0/0x51c [ 68.271552][ T4853] __should_failslab+0xbc/0x10c [ 68.272881][ T4853] should_failslab+0x10/0x28 [ 68.274194][ T4853] slab_pre_alloc_hook+0x64/0xec [ 68.275618][ T4853] kmem_cache_alloc+0x94/0x3e4 [ 68.276882][ T4853] start_transaction+0x4d0/0x13f0 [ 68.278301][ T4853] btrfs_attach_transaction_barrier+0x30/0xac [ 68.279972][ T4853] btrfs_sync_fs+0x13c/0xb2c [ 68.281301][ T4853] sync_filesystem+0x1a0/0x218 [ 68.282546][ T4853] btrfs_remount+0x19c/0x12b8 [ 68.283830][ T4853] legacy_reconfigure+0xf8/0x110 [ 68.285226][ T4853] reconfigure_super+0x1d4/0x6f4 [ 68.286575][ T4853] path_mount+0xc80/0x1000 [ 68.287801][ T4853] __arm64_sys_mount+0x514/0x5e4 [ 68.289181][ T4853] invoke_syscall+0x98/0x2b8 [ 68.290441][ T4853] el0_svc_common+0x138/0x258 [ 68.291713][ T4853] do_el0_svc+0x58/0x14c [ 68.292872][ T4853] el0_svc+0x78/0x1e0 [ 68.293978][ T4853] el0t_64_sync_handler+0xcc/0xe4 [ 68.295395][ T4853] el0t_64_sync+0x1a0/0x1a4 [ 68.623735][ T4887] loop0: detected capacity change from 0 to 32768 [ 68.628091][ T4887] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4887) [ 68.638926][ T4887] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 68.641377][ T4887] BTRFS info (device loop0): enabling auto defrag [ 68.643193][ T4887] BTRFS info (device loop0): enabling disk space caching [ 68.665603][ T4887] FAULT_INJECTION: forcing a failure. [ 68.665603][ T4887] name failslab, interval 1, probability 0, space 0, times 0 [ 68.669259][ T4887] CPU: 0 PID: 4887 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 68.672022][ T4887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 68.674846][ T4887] Call trace: [ 68.675805][ T4887] dump_backtrace+0x0/0x43c [ 68.677103][ T4887] show_stack+0x2c/0x3c [ 68.678312][ T4887] __dump_stack+0x30/0x40 [ 68.679520][ T4887] dump_stack_lvl+0xf8/0x160 [ 68.680804][ T4887] dump_stack+0x1c/0x5c [ 68.681962][ T4887] should_fail+0x3c0/0x51c [ 68.683262][ T4887] __should_failslab+0xbc/0x10c [ 68.684665][ T4887] should_failslab+0x10/0x28 [ 68.686020][ T4887] slab_pre_alloc_hook+0x64/0xec [ 68.687452][ T4887] kmem_cache_alloc+0x94/0x3e4 [ 68.688825][ T4887] start_transaction+0x4d0/0x13f0 [ 68.690278][ T4887] btrfs_attach_transaction_barrier+0x30/0xac [ 68.692031][ T4887] btrfs_sync_fs+0x13c/0xb2c [ 68.693382][ T4887] sync_filesystem+0x1a0/0x218 [ 68.694755][ T4887] btrfs_remount+0x19c/0x12b8 [ 68.696100][ T4887] legacy_reconfigure+0xf8/0x110 [ 68.697535][ T4887] reconfigure_super+0x1d4/0x6f4 [ 68.698895][ T4887] path_mount+0xc80/0x1000 [ 68.700206][ T4887] __arm64_sys_mount+0x514/0x5e4 [ 68.701548][ T4887] invoke_syscall+0x98/0x2b8 [ 68.702842][ T4887] el0_svc_common+0x138/0x258 [ 68.704167][ T4887] do_el0_svc+0x58/0x14c [ 68.705340][ T4887] el0_svc+0x78/0x1e0 [ 68.706447][ T4887] el0t_64_sync_handler+0xcc/0xe4 [ 68.707882][ T4887] el0t_64_sync+0x1a0/0x1a4 [ 69.023598][ T4909] loop0: detected capacity change from 0 to 32768 [ 69.027674][ T4909] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4909) [ 69.035154][ T4909] btrfs_printk: 9 callbacks suppressed [ 69.035164][ T4909] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 69.039058][ T4909] BTRFS info (device loop0): enabling auto defrag [ 69.040809][ T4909] BTRFS info (device loop0): enabling disk space caching [ 69.042690][ T4909] BTRFS info (device loop0): disabling tree log [ 69.044743][ T4909] BTRFS info (device loop0): force clearing of disk cache [ 69.046649][ T4909] BTRFS info (device loop0): force zlib compression, level 3 [ 69.048645][ T4909] BTRFS info (device loop0): disabling disk space caching [ 69.050606][ T4909] BTRFS info (device loop0): has skinny extents [ 69.065906][ T4909] BTRFS info (device loop0): enabling ssd optimizations [ 69.068527][ T4909] BTRFS info (device loop0): clearing free space tree [ 69.070430][ T4909] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 69.073087][ T4909] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 69.085274][ T4909] FAULT_INJECTION: forcing a failure. [ 69.085274][ T4909] name failslab, interval 1, probability 0, space 0, times 0 [ 69.088876][ T4909] CPU: 1 PID: 4909 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 69.091585][ T4909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 69.094284][ T4909] Call trace: [ 69.095206][ T4909] dump_backtrace+0x0/0x43c [ 69.096418][ T4909] show_stack+0x2c/0x3c [ 69.097523][ T4909] __dump_stack+0x30/0x40 [ 69.098730][ T4909] dump_stack_lvl+0xf8/0x160 [ 69.100015][ T4909] dump_stack+0x1c/0x5c [ 69.101150][ T4909] should_fail+0x3c0/0x51c [ 69.102362][ T4909] __should_failslab+0xbc/0x10c [ 69.103682][ T4909] should_failslab+0x10/0x28 [ 69.104944][ T4909] slab_pre_alloc_hook+0x64/0xec [ 69.106301][ T4909] kmem_cache_alloc+0x94/0x3e4 [ 69.107577][ T4909] start_transaction+0x4d0/0x13f0 [ 69.109002][ T4909] btrfs_attach_transaction_barrier+0x30/0xac [ 69.110699][ T4909] btrfs_sync_fs+0x13c/0xb2c [ 69.111954][ T4909] sync_filesystem+0x1a0/0x218 [ 69.113228][ T4909] btrfs_remount+0x19c/0x12b8 [ 69.114553][ T4909] legacy_reconfigure+0xf8/0x110 [ 69.115996][ T4909] reconfigure_super+0x1d4/0x6f4 [ 69.117390][ T4909] path_mount+0xc80/0x1000 [ 69.118640][ T4909] __arm64_sys_mount+0x514/0x5e4 [ 69.119984][ T4909] invoke_syscall+0x98/0x2b8 [ 69.121318][ T4909] el0_svc_common+0x138/0x258 [ 69.122553][ T4909] do_el0_svc+0x58/0x14c [ 69.123698][ T4909] el0_svc+0x78/0x1e0 [ 69.124849][ T4909] el0t_64_sync_handler+0xcc/0xe4 [ 69.126254][ T4909] el0t_64_sync+0x1a0/0x1a4 [ 69.482228][ T4930] loop0: detected capacity change from 0 to 32768 [ 69.488291][ T4930] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4930) [ 69.498627][ T4930] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 69.501142][ T4930] BTRFS info (device loop0): enabling auto defrag [ 69.502939][ T4930] BTRFS info (device loop0): enabling disk space caching [ 69.505098][ T4930] BTRFS info (device loop0): disabling tree log [ 69.506803][ T4930] BTRFS info (device loop0): force clearing of disk cache [ 69.508859][ T4930] BTRFS info (device loop0): force zlib compression, level 3 [ 69.510899][ T4930] BTRFS info (device loop0): disabling disk space caching [ 69.512947][ T4930] BTRFS info (device loop0): has skinny extents [ 69.540132][ T4930] BTRFS info (device loop0): enabling ssd optimizations [ 69.543169][ T4930] BTRFS info (device loop0): clearing free space tree [ 69.545505][ T4930] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 69.548403][ T4930] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 69.559328][ T4930] FAULT_INJECTION: forcing a failure. [ 69.559328][ T4930] name failslab, interval 1, probability 0, space 0, times 0 [ 69.563084][ T4930] CPU: 1 PID: 4930 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 69.565895][ T4930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 69.568678][ T4930] Call trace: [ 69.569584][ T4930] dump_backtrace+0x0/0x43c [ 69.570797][ T4930] show_stack+0x2c/0x3c [ 69.571968][ T4930] __dump_stack+0x30/0x40 [ 69.573207][ T4930] dump_stack_lvl+0xf8/0x160 [ 69.574606][ T4930] dump_stack+0x1c/0x5c [ 69.575725][ T4930] should_fail+0x3c0/0x51c [ 69.576971][ T4930] __should_failslab+0xbc/0x10c [ 69.578331][ T4930] should_failslab+0x10/0x28 [ 69.579548][ T4930] slab_pre_alloc_hook+0x64/0xec [ 69.581008][ T4930] kmem_cache_alloc_trace+0x98/0x3fc [ 69.582513][ T4930] bdi_split_work_to_wbs+0x3d8/0x738 [ 69.583967][ T4930] sync_inodes_sb+0x180/0x824 [ 69.585287][ T4930] sync_filesystem+0x160/0x218 [ 69.586562][ T4930] btrfs_remount+0x19c/0x12b8 [ 69.587876][ T4930] legacy_reconfigure+0xf8/0x110 [ 69.589249][ T4930] reconfigure_super+0x1d4/0x6f4 [ 69.590603][ T4930] path_mount+0xc80/0x1000 [ 69.591871][ T4930] __arm64_sys_mount+0x514/0x5e4 [ 69.593249][ T4930] invoke_syscall+0x98/0x2b8 [ 69.594472][ T4930] el0_svc_common+0x138/0x258 [ 69.595795][ T4930] do_el0_svc+0x58/0x14c [ 69.596938][ T4930] el0_svc+0x78/0x1e0 [ 69.598071][ T4930] el0t_64_sync_handler+0xcc/0xe4 [ 69.599437][ T4930] el0t_64_sync+0x1a0/0x1a4 [ 69.606298][ T2058] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.608237][ T2058] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.977938][ T4951] loop0: detected capacity change from 0 to 32768 [ 69.981987][ T4951] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4951) [ 69.988993][ T4951] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 69.991553][ T4951] BTRFS info (device loop0): enabling auto defrag [ 69.993477][ T4951] BTRFS info (device loop0): enabling disk space caching [ 69.995640][ T4951] BTRFS info (device loop0): disabling tree log [ 69.997607][ T4951] BTRFS info (device loop0): force clearing of disk cache [ 69.999774][ T4951] BTRFS info (device loop0): force zlib compression, level 3 [ 70.002084][ T4951] BTRFS info (device loop0): disabling disk space caching [ 70.004301][ T4951] BTRFS info (device loop0): has skinny extents [ 70.013783][ T13] Bluetooth: hci0: command 0x0419 tx timeout [ 70.024571][ T4951] BTRFS info (device loop0): enabling ssd optimizations [ 70.029213][ T4951] BTRFS info (device loop0): clearing free space tree [ 70.031321][ T4951] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 70.043777][ T4951] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 70.057340][ T4951] FAULT_INJECTION: forcing a failure. [ 70.057340][ T4951] name failslab, interval 1, probability 0, space 0, times 0 [ 70.061106][ T4951] CPU: 1 PID: 4951 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 70.063899][ T4951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 70.066718][ T4951] Call trace: [ 70.067629][ T4951] dump_backtrace+0x0/0x43c [ 70.068908][ T4951] show_stack+0x2c/0x3c [ 70.070068][ T4951] __dump_stack+0x30/0x40 [ 70.071302][ T4951] dump_stack_lvl+0xf8/0x160 [ 70.072545][ T4951] dump_stack+0x1c/0x5c [ 70.073674][ T4951] should_fail+0x3c0/0x51c [ 70.074937][ T4951] __should_failslab+0xbc/0x10c [ 70.076314][ T4951] should_failslab+0x10/0x28 [ 70.077603][ T4951] slab_pre_alloc_hook+0x64/0xec [ 70.078998][ T4951] kmem_cache_alloc+0x94/0x3e4 [ 70.080347][ T4951] start_transaction+0x4d0/0x13f0 [ 70.081770][ T4951] btrfs_attach_transaction_barrier+0x30/0xac [ 70.083438][ T4951] btrfs_sync_fs+0x13c/0xb2c [ 70.084712][ T4951] sync_filesystem+0x1a0/0x218 [ 70.086027][ T4951] btrfs_remount+0x19c/0x12b8 [ 70.087378][ T4951] legacy_reconfigure+0xf8/0x110 [ 70.088766][ T4951] reconfigure_super+0x1d4/0x6f4 [ 70.090091][ T4951] path_mount+0xc80/0x1000 [ 70.091324][ T4951] __arm64_sys_mount+0x514/0x5e4 [ 70.092685][ T4951] invoke_syscall+0x98/0x2b8 [ 70.093973][ T4951] el0_svc_common+0x138/0x258 [ 70.095231][ T4951] do_el0_svc+0x58/0x14c [ 70.096430][ T4951] el0_svc+0x78/0x1e0 [ 70.097576][ T4951] el0t_64_sync_handler+0xcc/0xe4 [ 70.099003][ T4951] el0t_64_sync+0x1a0/0x1a4 [ 70.447785][ T4972] loop0: detected capacity change from 0 to 32768 [ 70.455790][ T4972] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4972) [ 70.464786][ T4972] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 70.467155][ T4972] BTRFS info (device loop0): enabling auto defrag [ 70.469051][ T4972] BTRFS info (device loop0): enabling disk space caching [ 70.471022][ T4972] BTRFS info (device loop0): disabling tree log [ 70.472719][ T4972] BTRFS info (device loop0): force clearing of disk cache [ 70.475309][ T4972] BTRFS info (device loop0): force zlib compression, level 3 [ 70.477862][ T4972] BTRFS info (device loop0): disabling disk space caching [ 70.480326][ T4972] BTRFS info (device loop0): has skinny extents [ 70.498526][ T4972] BTRFS info (device loop0): enabling ssd optimizations [ 70.501867][ T4972] BTRFS info (device loop0): clearing free space tree [ 70.504804][ T4972] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 70.507653][ T4972] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 70.520415][ T4972] FAULT_INJECTION: forcing a failure. [ 70.520415][ T4972] name failslab, interval 1, probability 0, space 0, times 0 [ 70.524248][ T4972] CPU: 1 PID: 4972 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 70.526976][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 70.529867][ T4972] Call trace: [ 70.530756][ T4972] dump_backtrace+0x0/0x43c [ 70.532022][ T4972] show_stack+0x2c/0x3c [ 70.533160][ T4972] __dump_stack+0x30/0x40 [ 70.534383][ T4972] dump_stack_lvl+0xf8/0x160 [ 70.535655][ T4972] dump_stack+0x1c/0x5c [ 70.536839][ T4972] should_fail+0x3c0/0x51c [ 70.538066][ T4972] __should_failslab+0xbc/0x10c [ 70.539383][ T4972] should_failslab+0x10/0x28 [ 70.540663][ T4972] slab_pre_alloc_hook+0x64/0xec [ 70.542128][ T4972] kmem_cache_alloc+0x94/0x3e4 [ 70.543466][ T4972] btrfs_alloc_path+0x5c/0x68 [ 70.544750][ T4972] __btrfs_free_extent+0x19c/0x1aa4 [ 70.546272][ T4972] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 70.547846][ T4972] btrfs_run_delayed_refs+0x124/0x46c [ 70.549366][ T4972] btrfs_commit_transaction+0x1b8/0x3044 [ 70.550958][ T4972] btrfs_sync_fs+0x628/0xb2c [ 70.552256][ T4972] sync_filesystem+0x1a0/0x218 [ 70.553609][ T4972] btrfs_remount+0x19c/0x12b8 [ 70.554979][ T4972] legacy_reconfigure+0xf8/0x110 [ 70.556325][ T4972] reconfigure_super+0x1d4/0x6f4 [ 70.557732][ T4972] path_mount+0xc80/0x1000 [ 70.558979][ T4972] __arm64_sys_mount+0x514/0x5e4 [ 70.560337][ T4972] invoke_syscall+0x98/0x2b8 [ 70.561593][ T4972] el0_svc_common+0x138/0x258 [ 70.562902][ T4972] do_el0_svc+0x58/0x14c [ 70.564041][ T4972] el0_svc+0x78/0x1e0 [ 70.565196][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 70.566646][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 70.569672][ T4972] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 70.573321][ T4972] ------------[ cut here ]------------ [ 70.575457][ T4972] WARNING: CPU: 1 PID: 4972 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 70.578413][ T4972] Modules linked in: [ 70.579487][ T4972] CPU: 1 PID: 4972 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 70.582177][ T4972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 70.584876][ T4972] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.587032][ T4972] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 70.588583][ T4972] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 70.590205][ T4972] sp : ffff80001ffc7530 [ 70.591362][ T4972] x29: ffff80001ffc7540 x28: ffff0000d9fd4000 x27: dfff800000000000 [ 70.593603][ T4972] x26: ffff0000d9fd4024 x25: ffff0000c2378000 x24: 1fffe0001b9e9bef [ 70.595822][ T4972] x23: 1fffe0001b9e9bef x22: ffff0000dcf4df78 x21: 00000000fffffff4 [ 70.598107][ T4972] x20: 0000000000000051 x19: ffff0000dcf4df20 x18: 0000000000000001 [ 70.600395][ T4972] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 70.602651][ T4972] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 70.604926][ T4972] x11: 0000000000000000 x10: 0000000000000000 x9 : 4c22ac61a13d9f00 [ 70.607181][ T4972] x8 : 4c22ac61a13d9f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.609413][ T4972] x5 : ffff80001ffc6e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 70.611659][ T4972] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 70.613940][ T4972] Call trace: [ 70.614837][ T4972] btrfs_run_delayed_refs+0x3f4/0x46c [ 70.616397][ T4972] btrfs_commit_transaction+0x1b8/0x3044 [ 70.617938][ T4972] btrfs_sync_fs+0x628/0xb2c [ 70.619272][ T4972] sync_filesystem+0x1a0/0x218 [ 70.620594][ T4972] btrfs_remount+0x19c/0x12b8 [ 70.621992][ T4972] legacy_reconfigure+0xf8/0x110 [ 70.623364][ T4972] reconfigure_super+0x1d4/0x6f4 [ 70.624711][ T4972] path_mount+0xc80/0x1000 [ 70.625957][ T4972] __arm64_sys_mount+0x514/0x5e4 [ 70.627327][ T4972] invoke_syscall+0x98/0x2b8 [ 70.628595][ T4972] el0_svc_common+0x138/0x258 [ 70.629967][ T4972] do_el0_svc+0x58/0x14c [ 70.631146][ T4972] el0_svc+0x78/0x1e0 [ 70.632225][ T4972] el0t_64_sync_handler+0xcc/0xe4 [ 70.633563][ T4972] el0t_64_sync+0x1a0/0x1a4 [ 70.634828][ T4972] irq event stamp: 80514 [ 70.636031][ T4972] hardirqs last enabled at (80513): [] __up_console_sem+0xb4/0x100 [ 70.638819][ T4972] hardirqs last disabled at (80514): [] el1_dbg+0x24/0x80 [ 70.641246][ T4972] softirqs last enabled at (80502): [] handle_softirqs+0xa4c/0xbf0 [ 70.644025][ T4972] softirqs last disabled at (80457): [] __irq_exit_rcu+0x240/0x440 [ 70.646662][ T4972] ---[ end trace 66d9a2d26d926f9b ]--- [ 70.649966][ T4972] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 70.652651][ T4972] BTRFS info (device loop0): forced readonly [ 70.654790][ T4972] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 70.987064][ T4993] loop0: detected capacity change from 0 to 32768 [ 70.991685][ T4993] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4993) [ 71.005397][ T4993] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 71.007857][ T4993] BTRFS info (device loop0): enabling auto defrag [ 71.009635][ T4993] BTRFS info (device loop0): enabling disk space caching [ 71.011581][ T4993] BTRFS info (device loop0): disabling tree log [ 71.013268][ T4993] BTRFS info (device loop0): force clearing of disk cache [ 71.015723][ T4993] BTRFS info (device loop0): force zlib compression, level 3 [ 71.018403][ T4993] BTRFS info (device loop0): disabling disk space caching [ 71.020955][ T4993] BTRFS info (device loop0): has skinny extents [ 71.051651][ T4993] BTRFS info (device loop0): enabling ssd optimizations [ 71.055383][ T4993] BTRFS info (device loop0): clearing free space tree [ 71.057499][ T4993] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 71.060184][ T4993] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 71.070281][ T4993] FAULT_INJECTION: forcing a failure. [ 71.070281][ T4993] name failslab, interval 1, probability 0, space 0, times 0 [ 71.073972][ T4993] CPU: 1 PID: 4993 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 71.076673][ T4993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 71.079563][ T4993] Call trace: [ 71.080572][ T4993] dump_backtrace+0x0/0x43c [ 71.081896][ T4993] show_stack+0x2c/0x3c [ 71.083052][ T4993] __dump_stack+0x30/0x40 [ 71.084299][ T4993] dump_stack_lvl+0xf8/0x160 [ 71.085618][ T4993] dump_stack+0x1c/0x5c [ 71.086783][ T4993] should_fail+0x3c0/0x51c [ 71.088006][ T4993] __should_failslab+0xbc/0x10c [ 71.089444][ T4993] should_failslab+0x10/0x28 [ 71.090698][ T4993] slab_pre_alloc_hook+0x64/0xec [ 71.092186][ T4993] kmem_cache_alloc+0x94/0x3e4 [ 71.093543][ T4993] btrfs_alloc_path+0x5c/0x68 [ 71.094850][ T4993] __btrfs_free_extent+0x19c/0x1aa4 [ 71.096314][ T4993] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 71.098011][ T4993] btrfs_run_delayed_refs+0x124/0x46c [ 71.099595][ T4993] btrfs_commit_transaction+0x1b8/0x3044 [ 71.101200][ T4993] btrfs_sync_fs+0x628/0xb2c [ 71.102517][ T4993] sync_filesystem+0x1a0/0x218 [ 71.103897][ T4993] btrfs_remount+0x19c/0x12b8 [ 71.105236][ T4993] legacy_reconfigure+0xf8/0x110 [ 71.106612][ T4993] reconfigure_super+0x1d4/0x6f4 [ 71.107948][ T4993] path_mount+0xc80/0x1000 [ 71.109137][ T4993] __arm64_sys_mount+0x514/0x5e4 [ 71.110569][ T4993] invoke_syscall+0x98/0x2b8 [ 71.111918][ T4993] el0_svc_common+0x138/0x258 [ 71.113347][ T4993] do_el0_svc+0x58/0x14c [ 71.114546][ T4993] el0_svc+0x78/0x1e0 [ 71.115615][ T4993] el0t_64_sync_handler+0xcc/0xe4 [ 71.116994][ T4993] el0t_64_sync+0x1a0/0x1a4 [ 71.118558][ T4993] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 71.122249][ T4993] ------------[ cut here ]------------ [ 71.125848][ T4993] WARNING: CPU: 1 PID: 4993 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 71.128730][ T4993] Modules linked in: [ 71.129803][ T4993] CPU: 1 PID: 4993 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 71.132490][ T4993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 71.135288][ T4993] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 71.137452][ T4993] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 71.139056][ T4993] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 71.140684][ T4993] sp : ffff80001fff7530 [ 71.141859][ T4993] x29: ffff80001fff7540 x28: ffff0000d9fd7000 x27: dfff800000000000 [ 71.144226][ T4993] x26: ffff0000d9fd7024 x25: ffff0000ca2f8000 x24: 1fffe0001b9f4021 [ 71.146439][ T4993] x23: 1fffe0001b9f4021 x22: ffff0000dcfa0108 x21: 00000000fffffff4 [ 71.148667][ T4993] x20: 0000000000000051 x19: ffff0000dcfa00b0 x18: 0000000000000001 [ 71.150912][ T4993] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 71.153173][ T4993] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 71.155381][ T4993] x11: 0000000000000000 x10: 0000000000000000 x9 : bc9a261c8ea06400 [ 71.157500][ T4993] x8 : bc9a261c8ea06400 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.159822][ T4993] x5 : ffff80001fff6e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 71.162145][ T4993] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 71.164347][ T4993] Call trace: [ 71.165287][ T4993] btrfs_run_delayed_refs+0x3f4/0x46c [ 71.166732][ T4993] btrfs_commit_transaction+0x1b8/0x3044 [ 71.168307][ T4993] btrfs_sync_fs+0x628/0xb2c [ 71.169582][ T4993] sync_filesystem+0x1a0/0x218 [ 71.170872][ T4993] btrfs_remount+0x19c/0x12b8 [ 71.172149][ T4993] legacy_reconfigure+0xf8/0x110 [ 71.173481][ T4993] reconfigure_super+0x1d4/0x6f4 [ 71.174860][ T4993] path_mount+0xc80/0x1000 [ 71.176105][ T4993] __arm64_sys_mount+0x514/0x5e4 [ 71.177507][ T4993] invoke_syscall+0x98/0x2b8 [ 71.178783][ T4993] el0_svc_common+0x138/0x258 [ 71.180088][ T4993] do_el0_svc+0x58/0x14c [ 71.181289][ T4993] el0_svc+0x78/0x1e0 [ 71.182421][ T4993] el0t_64_sync_handler+0xcc/0xe4 [ 71.183863][ T4993] el0t_64_sync+0x1a0/0x1a4 [ 71.185133][ T4993] irq event stamp: 80656 [ 71.186255][ T4993] hardirqs last enabled at (80655): [] __up_console_sem+0xb4/0x100 [ 71.188848][ T4993] hardirqs last disabled at (80656): [] el1_dbg+0x24/0x80 [ 71.191222][ T4993] softirqs last enabled at (80644): [] handle_softirqs+0xa4c/0xbf0 [ 71.193876][ T4993] softirqs last disabled at (80547): [] __irq_exit_rcu+0x240/0x440 [ 71.196430][ T4993] ---[ end trace 66d9a2d26d926f9c ]--- [ 71.198040][ T4993] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 71.200710][ T4993] BTRFS info (device loop0): forced readonly [ 71.202717][ T4993] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 71.541694][ T5014] loop0: detected capacity change from 0 to 32768 [ 71.546931][ T5014] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5014) [ 71.555341][ T5014] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 71.558276][ T5014] BTRFS info (device loop0): enabling auto defrag [ 71.560108][ T5014] BTRFS info (device loop0): enabling disk space caching [ 71.562017][ T5014] BTRFS info (device loop0): disabling tree log [ 71.565321][ T5014] BTRFS info (device loop0): force clearing of disk cache [ 71.567800][ T5014] BTRFS info (device loop0): force zlib compression, level 3 [ 71.570261][ T5014] BTRFS info (device loop0): disabling disk space caching [ 71.572245][ T5014] BTRFS info (device loop0): has skinny extents [ 71.603821][ T5014] BTRFS info (device loop0): enabling ssd optimizations [ 71.606748][ T5014] BTRFS info (device loop0): clearing free space tree [ 71.608675][ T5014] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 71.611397][ T5014] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 71.625020][ T5014] FAULT_INJECTION: forcing a failure. [ 71.625020][ T5014] name failslab, interval 1, probability 0, space 0, times 0 [ 71.628713][ T5014] CPU: 1 PID: 5014 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 71.631373][ T5014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 71.634207][ T5014] Call trace: [ 71.635116][ T5014] dump_backtrace+0x0/0x43c [ 71.636292][ T5014] show_stack+0x2c/0x3c [ 71.637417][ T5014] __dump_stack+0x30/0x40 [ 71.638674][ T5014] dump_stack_lvl+0xf8/0x160 [ 71.639905][ T5014] dump_stack+0x1c/0x5c [ 71.641061][ T5014] should_fail+0x3c0/0x51c [ 71.642322][ T5014] __should_failslab+0xbc/0x10c [ 71.643685][ T5014] should_failslab+0x10/0x28 [ 71.644941][ T5014] slab_pre_alloc_hook+0x64/0xec [ 71.646262][ T5014] kmem_cache_alloc+0x94/0x3e4 [ 71.647632][ T5014] start_transaction+0x4d0/0x13f0 [ 71.649021][ T5014] btrfs_attach_transaction_barrier+0x30/0xac [ 71.650730][ T5014] btrfs_sync_fs+0x13c/0xb2c [ 71.651953][ T5014] sync_filesystem+0x1a0/0x218 [ 71.653268][ T5014] btrfs_remount+0x19c/0x12b8 [ 71.654546][ T5014] legacy_reconfigure+0xf8/0x110 [ 71.655864][ T5014] reconfigure_super+0x1d4/0x6f4 [ 71.657203][ T5014] path_mount+0xc80/0x1000 [ 71.658397][ T5014] __arm64_sys_mount+0x514/0x5e4 [ 71.659808][ T5014] invoke_syscall+0x98/0x2b8 [ 71.661097][ T5014] el0_svc_common+0x138/0x258 [ 71.662376][ T5014] do_el0_svc+0x58/0x14c [ 71.663504][ T5014] el0_svc+0x78/0x1e0 [ 71.664587][ T5014] el0t_64_sync_handler+0xcc/0xe4 [ 71.665994][ T5014] el0t_64_sync+0x1a0/0x1a4 [ 71.994767][ T5039] loop0: detected capacity change from 0 to 32768 [ 71.998966][ T5039] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5039) [ 72.014991][ T5039] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 72.017344][ T5039] BTRFS info (device loop0): enabling auto defrag [ 72.019183][ T5039] BTRFS info (device loop0): enabling disk space caching [ 72.021059][ T5039] BTRFS info (device loop0): disabling tree log [ 72.022878][ T5039] BTRFS info (device loop0): force clearing of disk cache [ 72.025066][ T5039] BTRFS info (device loop0): force zlib compression, level 3 [ 72.027387][ T5039] BTRFS info (device loop0): disabling disk space caching [ 72.029364][ T5039] BTRFS info (device loop0): has skinny extents [ 72.048597][ T5039] BTRFS info (device loop0): enabling ssd optimizations [ 72.051617][ T5039] BTRFS info (device loop0): clearing free space tree [ 72.055365][ T5039] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.058234][ T5039] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.069488][ T5039] FAULT_INJECTION: forcing a failure. [ 72.069488][ T5039] name failslab, interval 1, probability 0, space 0, times 0 [ 72.073136][ T5039] CPU: 1 PID: 5039 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 72.075970][ T5039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 72.078779][ T5039] Call trace: [ 72.079671][ T5039] dump_backtrace+0x0/0x43c [ 72.080930][ T5039] show_stack+0x2c/0x3c [ 72.082080][ T5039] __dump_stack+0x30/0x40 [ 72.083345][ T5039] dump_stack_lvl+0xf8/0x160 [ 72.084599][ T5039] dump_stack+0x1c/0x5c [ 72.085745][ T5039] should_fail+0x3c0/0x51c [ 72.086969][ T5039] __should_failslab+0xbc/0x10c [ 72.088295][ T5039] should_failslab+0x10/0x28 [ 72.089581][ T5039] slab_pre_alloc_hook+0x64/0xec [ 72.090928][ T5039] kmem_cache_alloc+0x94/0x3e4 [ 72.092282][ T5039] btrfs_alloc_path+0x5c/0x68 [ 72.093630][ T5039] __btrfs_free_extent+0x19c/0x1aa4 [ 72.095076][ T5039] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 72.096630][ T5039] btrfs_run_delayed_refs+0x124/0x46c [ 72.098161][ T5039] btrfs_commit_transaction+0x1b8/0x3044 [ 72.099750][ T5039] btrfs_sync_fs+0x628/0xb2c [ 72.101029][ T5039] sync_filesystem+0x1a0/0x218 [ 72.102369][ T5039] btrfs_remount+0x19c/0x12b8 [ 72.103699][ T5039] legacy_reconfigure+0xf8/0x110 [ 72.105129][ T5039] reconfigure_super+0x1d4/0x6f4 [ 72.106599][ T5039] path_mount+0xc80/0x1000 [ 72.107865][ T5039] __arm64_sys_mount+0x514/0x5e4 [ 72.109305][ T5039] invoke_syscall+0x98/0x2b8 [ 72.110537][ T5039] el0_svc_common+0x138/0x258 [ 72.111871][ T5039] do_el0_svc+0x58/0x14c [ 72.113113][ T5039] el0_svc+0x78/0x1e0 [ 72.114227][ T5039] el0t_64_sync_handler+0xcc/0xe4 [ 72.115638][ T5039] el0t_64_sync+0x1a0/0x1a4 [ 72.119786][ T5039] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 72.123519][ T5039] ------------[ cut here ]------------ [ 72.125959][ T5039] WARNING: CPU: 1 PID: 5039 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 72.128787][ T5039] Modules linked in: [ 72.129839][ T5039] CPU: 1 PID: 5039 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 72.132551][ T5039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 72.135316][ T5039] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 72.137599][ T5039] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.139245][ T5039] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.140827][ T5039] sp : ffff800020427530 [ 72.141986][ T5039] x29: ffff800020427540 x28: ffff0000d9163000 x27: dfff800000000000 [ 72.144216][ T5039] x26: ffff0000d9163024 x25: ffff0000d1654000 x24: 1fffe0001b9d824d [ 72.146584][ T5039] x23: 1fffe0001b9d824d x22: ffff0000dcec1268 x21: 00000000fffffff4 [ 72.148807][ T5039] x20: 0000000000000051 x19: ffff0000dcec1210 x18: 0000000000000001 [ 72.151013][ T5039] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 72.153297][ T5039] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 72.155555][ T5039] x11: 0000000000000000 x10: 0000000000000000 x9 : 4b69f7887ec61a00 [ 72.157820][ T5039] x8 : 4b69f7887ec61a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.160122][ T5039] x5 : ffff800020426e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 72.162344][ T5039] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 72.164634][ T5039] Call trace: [ 72.165624][ T5039] btrfs_run_delayed_refs+0x3f4/0x46c [ 72.167133][ T5039] btrfs_commit_transaction+0x1b8/0x3044 [ 72.168695][ T5039] btrfs_sync_fs+0x628/0xb2c [ 72.169983][ T5039] sync_filesystem+0x1a0/0x218 [ 72.171375][ T5039] btrfs_remount+0x19c/0x12b8 [ 72.172669][ T5039] legacy_reconfigure+0xf8/0x110 [ 72.174132][ T5039] reconfigure_super+0x1d4/0x6f4 [ 72.175562][ T5039] path_mount+0xc80/0x1000 [ 72.176725][ T5039] __arm64_sys_mount+0x514/0x5e4 [ 72.178113][ T5039] invoke_syscall+0x98/0x2b8 [ 72.179409][ T5039] el0_svc_common+0x138/0x258 [ 72.180751][ T5039] do_el0_svc+0x58/0x14c [ 72.181912][ T5039] el0_svc+0x78/0x1e0 [ 72.183025][ T5039] el0t_64_sync_handler+0xcc/0xe4 [ 72.184485][ T5039] el0t_64_sync+0x1a0/0x1a4 [ 72.185721][ T5039] irq event stamp: 80338 [ 72.186912][ T5039] hardirqs last enabled at (80337): [] __up_console_sem+0xb4/0x100 [ 72.189630][ T5039] hardirqs last disabled at (80338): [] el1_dbg+0x24/0x80 [ 72.192170][ T5039] softirqs last enabled at (80326): [] handle_softirqs+0xa4c/0xbf0 [ 72.194893][ T5039] softirqs last disabled at (80227): [] __irq_exit_rcu+0x240/0x440 [ 72.197619][ T5039] ---[ end trace 66d9a2d26d926f9d ]--- [ 72.201911][ T5039] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 72.204667][ T5039] BTRFS info (device loop0): forced readonly [ 72.206922][ T5039] BTRFS error (device loop0): Remounting read-write after error is not allowed 1970/01/01 00:01:12 executed programs: 16 [ 72.543868][ T5060] loop0: detected capacity change from 0 to 32768 [ 72.550692][ T5060] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5060) [ 72.559798][ T5060] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 72.562318][ T5060] BTRFS info (device loop0): enabling auto defrag [ 72.564384][ T5060] BTRFS info (device loop0): enabling disk space caching [ 72.566765][ T5060] BTRFS info (device loop0): disabling tree log [ 72.568612][ T5060] BTRFS info (device loop0): force clearing of disk cache [ 72.570656][ T5060] BTRFS info (device loop0): force zlib compression, level 3 [ 72.572762][ T5060] BTRFS info (device loop0): disabling disk space caching [ 72.574981][ T5060] BTRFS info (device loop0): has skinny extents [ 72.588808][ T5060] BTRFS info (device loop0): enabling ssd optimizations [ 72.591753][ T5060] BTRFS info (device loop0): clearing free space tree [ 72.594709][ T5060] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 72.597571][ T5060] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 72.609024][ T5060] FAULT_INJECTION: forcing a failure. [ 72.609024][ T5060] name failslab, interval 1, probability 0, space 0, times 0 [ 72.612627][ T5060] CPU: 0 PID: 5060 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 72.615341][ T5060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 72.618038][ T5060] Call trace: [ 72.618942][ T5060] dump_backtrace+0x0/0x43c [ 72.620190][ T5060] show_stack+0x2c/0x3c [ 72.621413][ T5060] __dump_stack+0x30/0x40 [ 72.622634][ T5060] dump_stack_lvl+0xf8/0x160 [ 72.623948][ T5060] dump_stack+0x1c/0x5c [ 72.625155][ T5060] should_fail+0x3c0/0x51c [ 72.626544][ T5060] __should_failslab+0xbc/0x10c [ 72.627840][ T5060] should_failslab+0x10/0x28 [ 72.629121][ T5060] slab_pre_alloc_hook+0x64/0xec [ 72.630551][ T5060] kmem_cache_alloc+0x94/0x3e4 [ 72.631932][ T5060] btrfs_alloc_path+0x5c/0x68 [ 72.633308][ T5060] __btrfs_run_delayed_refs+0xd70/0x3354 [ 72.634851][ T5060] btrfs_run_delayed_refs+0x124/0x46c [ 72.636317][ T5060] btrfs_commit_transaction+0x1b8/0x3044 [ 72.637937][ T5060] btrfs_sync_fs+0x628/0xb2c [ 72.639201][ T5060] sync_filesystem+0x1a0/0x218 [ 72.640510][ T5060] btrfs_remount+0x19c/0x12b8 [ 72.641818][ T5060] legacy_reconfigure+0xf8/0x110 [ 72.643177][ T5060] reconfigure_super+0x1d4/0x6f4 [ 72.644581][ T5060] path_mount+0xc80/0x1000 [ 72.645832][ T5060] __arm64_sys_mount+0x514/0x5e4 [ 72.647268][ T5060] invoke_syscall+0x98/0x2b8 [ 72.648508][ T5060] el0_svc_common+0x138/0x258 [ 72.649831][ T5060] do_el0_svc+0x58/0x14c [ 72.651015][ T5060] el0_svc+0x78/0x1e0 [ 72.652158][ T5060] el0t_64_sync_handler+0xcc/0xe4 [ 72.653559][ T5060] el0t_64_sync+0x1a0/0x1a4 [ 72.656490][ T5060] BTRFS error (device loop0): failed to run delayed ref for logical 5251072 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 72.660229][ T5060] ------------[ cut here ]------------ [ 72.662025][ T5060] WARNING: CPU: 0 PID: 5060 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 72.664938][ T5060] Modules linked in: [ 72.666029][ T5060] CPU: 0 PID: 5060 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 72.668804][ T5060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 72.671602][ T5060] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 72.673768][ T5060] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.675371][ T5060] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.677008][ T5060] sp : ffff800020427530 [ 72.678207][ T5060] x29: ffff800020427540 x28: ffff0000c8c90000 x27: dfff800000000000 [ 72.680473][ T5060] x26: ffff0000c8c90024 x25: ffff0000daac8000 x24: 1fffe0001bd0d6bb [ 72.682732][ T5060] x23: 1fffe0001bd0d6bb x22: ffff0000de86b5d8 x21: 00000000fffffff4 [ 72.684972][ T5060] x20: 0000000000000051 x19: ffff0000de86b580 x18: 0000000000000001 [ 72.687304][ T5060] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 72.689549][ T5060] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 72.691714][ T5060] x11: 0000000000000000 x10: 0000000000000000 x9 : 3ecbc77a29fa2500 [ 72.693951][ T5060] x8 : 3ecbc77a29fa2500 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.696227][ T5060] x5 : ffff800020426e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 72.698461][ T5060] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 72.700760][ T5060] Call trace: [ 72.701674][ T5060] btrfs_run_delayed_refs+0x3f4/0x46c [ 72.703176][ T5060] btrfs_commit_transaction+0x1b8/0x3044 [ 72.704753][ T5060] btrfs_sync_fs+0x628/0xb2c [ 72.706060][ T5060] sync_filesystem+0x1a0/0x218 [ 72.707408][ T5060] btrfs_remount+0x19c/0x12b8 [ 72.708685][ T5060] legacy_reconfigure+0xf8/0x110 [ 72.710088][ T5060] reconfigure_super+0x1d4/0x6f4 [ 72.711494][ T5060] path_mount+0xc80/0x1000 [ 72.712781][ T5060] __arm64_sys_mount+0x514/0x5e4 [ 72.714157][ T5060] invoke_syscall+0x98/0x2b8 [ 72.715468][ T5060] el0_svc_common+0x138/0x258 [ 72.716764][ T5060] do_el0_svc+0x58/0x14c [ 72.717917][ T5060] el0_svc+0x78/0x1e0 [ 72.719060][ T5060] el0t_64_sync_handler+0xcc/0xe4 [ 72.720467][ T5060] el0t_64_sync+0x1a0/0x1a4 [ 72.721758][ T5060] irq event stamp: 80960 [ 72.722910][ T5060] hardirqs last enabled at (80959): [] __up_console_sem+0xb4/0x100 [ 72.725699][ T5060] hardirqs last disabled at (80960): [] el1_dbg+0x24/0x80 [ 72.728135][ T5060] softirqs last enabled at (80912): [] handle_softirqs+0xa4c/0xbf0 [ 72.730812][ T5060] softirqs last disabled at (80831): [] __irq_exit_rcu+0x240/0x440 [ 72.733457][ T5060] ---[ end trace 66d9a2d26d926f9e ]--- [ 72.735997][ T5060] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 72.738664][ T5060] BTRFS info (device loop0): forced readonly [ 72.740367][ T5060] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 73.070298][ T5081] loop0: detected capacity change from 0 to 32768 [ 73.074978][ T5081] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5081) [ 73.113014][ T5081] FAULT_INJECTION: forcing a failure. [ 73.113014][ T5081] name failslab, interval 1, probability 0, space 0, times 0 [ 73.117077][ T5081] CPU: 1 PID: 5081 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 73.119795][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 73.122566][ T5081] Call trace: [ 73.123489][ T5081] dump_backtrace+0x0/0x43c [ 73.124903][ T5081] show_stack+0x2c/0x3c [ 73.126061][ T5081] __dump_stack+0x30/0x40 [ 73.127296][ T5081] dump_stack_lvl+0xf8/0x160 [ 73.128532][ T5081] dump_stack+0x1c/0x5c [ 73.129679][ T5081] should_fail+0x3c0/0x51c [ 73.130914][ T5081] __should_failslab+0xbc/0x10c [ 73.132276][ T5081] should_failslab+0x10/0x28 [ 73.133548][ T5081] slab_pre_alloc_hook+0x64/0xec [ 73.134937][ T5081] kmem_cache_alloc+0x94/0x3e4 [ 73.136324][ T5081] btrfs_alloc_path+0x5c/0x68 [ 73.137582][ T5081] __btrfs_run_delayed_refs+0xd70/0x3354 [ 73.139181][ T5081] btrfs_run_delayed_refs+0x124/0x46c [ 73.140699][ T5081] btrfs_commit_transaction+0x1b8/0x3044 [ 73.142347][ T5081] btrfs_sync_fs+0x628/0xb2c [ 73.143613][ T5081] sync_filesystem+0x1a0/0x218 [ 73.144966][ T5081] btrfs_remount+0x19c/0x12b8 [ 73.146252][ T5081] legacy_reconfigure+0xf8/0x110 [ 73.147638][ T5081] reconfigure_super+0x1d4/0x6f4 [ 73.149032][ T5081] path_mount+0xc80/0x1000 [ 73.150288][ T5081] __arm64_sys_mount+0x514/0x5e4 [ 73.151693][ T5081] invoke_syscall+0x98/0x2b8 [ 73.153029][ T5081] el0_svc_common+0x138/0x258 [ 73.154342][ T5081] do_el0_svc+0x58/0x14c [ 73.155547][ T5081] el0_svc+0x78/0x1e0 [ 73.156624][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 73.158067][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 73.163226][ T5081] BTRFS error (device loop0): failed to run delayed ref for logical 5246976 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 73.167169][ T5081] ------------[ cut here ]------------ [ 73.168965][ T5081] WARNING: CPU: 1 PID: 5081 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 73.171902][ T5081] Modules linked in: [ 73.172986][ T5081] CPU: 1 PID: 5081 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 73.175803][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 73.178647][ T5081] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 73.180815][ T5081] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.182419][ T5081] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.184060][ T5081] sp : ffff800020487530 [ 73.185179][ T5081] x29: ffff800020487540 x28: ffff0000d9160000 x27: dfff800000000000 [ 73.187524][ T5081] x26: ffff0000d9160024 x25: ffff0000d7e5c000 x24: 1fffe0001b9d828f [ 73.189767][ T5081] x23: 1fffe0001b9d828f x22: ffff0000dcec1478 x21: 00000000fffffff4 [ 73.192007][ T5081] x20: 0000000000000051 x19: ffff0000dcec1420 x18: 0000000000000001 [ 73.194205][ T5081] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 73.196413][ T5081] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.198657][ T5081] x11: 0000000000000000 x10: 0000000000000000 x9 : 205f36769553d100 [ 73.200933][ T5081] x8 : 205f36769553d100 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.203184][ T5081] x5 : ffff800020486e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 73.205441][ T5081] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.207672][ T5081] Call trace: [ 73.208588][ T5081] btrfs_run_delayed_refs+0x3f4/0x46c [ 73.210133][ T5081] btrfs_commit_transaction+0x1b8/0x3044 [ 73.211703][ T5081] btrfs_sync_fs+0x628/0xb2c [ 73.213006][ T5081] sync_filesystem+0x1a0/0x218 [ 73.214339][ T5081] btrfs_remount+0x19c/0x12b8 [ 73.215731][ T5081] legacy_reconfigure+0xf8/0x110 [ 73.217109][ T5081] reconfigure_super+0x1d4/0x6f4 [ 73.218496][ T5081] path_mount+0xc80/0x1000 [ 73.219755][ T5081] __arm64_sys_mount+0x514/0x5e4 [ 73.221120][ T5081] invoke_syscall+0x98/0x2b8 [ 73.222379][ T5081] el0_svc_common+0x138/0x258 [ 73.223727][ T5081] do_el0_svc+0x58/0x14c [ 73.224922][ T5081] el0_svc+0x78/0x1e0 [ 73.226038][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 73.227479][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 73.228710][ T5081] irq event stamp: 81018 [ 73.229868][ T5081] hardirqs last enabled at (81017): [] __up_console_sem+0xb4/0x100 [ 73.232521][ T5081] hardirqs last disabled at (81018): [] el1_dbg+0x24/0x80 [ 73.234900][ T5081] softirqs last enabled at (80986): [] handle_softirqs+0xa4c/0xbf0 [ 73.237542][ T5081] softirqs last disabled at (80949): [] __irq_exit_rcu+0x240/0x440 [ 73.240176][ T5081] ---[ end trace 66d9a2d26d926f9f ]--- [ 73.243250][ T5081] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 73.248383][ T5081] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 73.595576][ T5102] loop0: detected capacity change from 0 to 32768 [ 73.600197][ T5102] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5102) [ 73.633170][ T5102] FAULT_INJECTION: forcing a failure. [ 73.633170][ T5102] name failslab, interval 1, probability 0, space 0, times 0 [ 73.637104][ T5102] CPU: 1 PID: 5102 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 73.639876][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 73.642679][ T5102] Call trace: [ 73.643577][ T5102] dump_backtrace+0x0/0x43c [ 73.644827][ T5102] show_stack+0x2c/0x3c [ 73.646014][ T5102] __dump_stack+0x30/0x40 [ 73.647229][ T5102] dump_stack_lvl+0xf8/0x160 [ 73.648487][ T5102] dump_stack+0x1c/0x5c [ 73.649665][ T5102] should_fail+0x3c0/0x51c [ 73.650865][ T5102] __should_failslab+0xbc/0x10c [ 73.652240][ T5102] should_failslab+0x10/0x28 [ 73.653501][ T5102] slab_pre_alloc_hook+0x64/0xec [ 73.654957][ T5102] kmem_cache_alloc+0x94/0x3e4 [ 73.656338][ T5102] btrfs_alloc_path+0x5c/0x68 [ 73.657640][ T5102] __btrfs_run_delayed_refs+0xd70/0x3354 [ 73.659155][ T5102] btrfs_run_delayed_refs+0x124/0x46c [ 73.660611][ T5102] btrfs_commit_transaction+0x1b8/0x3044 [ 73.662171][ T5102] btrfs_sync_fs+0x628/0xb2c [ 73.663418][ T5102] sync_filesystem+0x1a0/0x218 [ 73.664740][ T5102] btrfs_remount+0x19c/0x12b8 [ 73.666063][ T5102] legacy_reconfigure+0xf8/0x110 [ 73.667407][ T5102] reconfigure_super+0x1d4/0x6f4 [ 73.668804][ T5102] path_mount+0xc80/0x1000 [ 73.670116][ T5102] __arm64_sys_mount+0x514/0x5e4 [ 73.671474][ T5102] invoke_syscall+0x98/0x2b8 [ 73.672803][ T5102] el0_svc_common+0x138/0x258 [ 73.674200][ T5102] do_el0_svc+0x58/0x14c [ 73.675351][ T5102] el0_svc+0x78/0x1e0 [ 73.676518][ T5102] el0t_64_sync_handler+0xcc/0xe4 [ 73.677953][ T5102] el0t_64_sync+0x1a0/0x1a4 [ 73.680908][ T5102] BTRFS error (device loop0): failed to run delayed ref for logical 5246976 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 73.684774][ T5102] ------------[ cut here ]------------ [ 73.686462][ T5102] WARNING: CPU: 1 PID: 5102 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 73.689261][ T5102] Modules linked in: [ 73.690340][ T5102] CPU: 1 PID: 5102 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 73.693134][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 73.695935][ T5102] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 73.698203][ T5102] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.699781][ T5102] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.701437][ T5102] sp : ffff800020487530 [ 73.702616][ T5102] x29: ffff800020487540 x28: ffff0000c93a5000 x27: dfff800000000000 [ 73.704806][ T5102] x26: ffff0000c93a5024 x25: ffff0000db968000 x24: 1fffe0001b9d82d1 [ 73.707033][ T5102] x23: 1fffe0001b9d82d1 x22: ffff0000dcec1688 x21: 00000000fffffff4 [ 73.709241][ T5102] x20: 0000000000000051 x19: ffff0000dcec1630 x18: 0000000000000001 [ 73.711517][ T5102] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 73.713860][ T5102] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.716137][ T5102] x11: 0000000000000000 x10: 0000000000000000 x9 : b1acb6048388f800 [ 73.718366][ T5102] x8 : b1acb6048388f800 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.720599][ T5102] x5 : ffff800020486e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 73.722853][ T5102] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.725054][ T5102] Call trace: [ 73.725991][ T5102] btrfs_run_delayed_refs+0x3f4/0x46c [ 73.727527][ T5102] btrfs_commit_transaction+0x1b8/0x3044 [ 73.729091][ T5102] btrfs_sync_fs+0x628/0xb2c [ 73.730408][ T5102] sync_filesystem+0x1a0/0x218 [ 73.731736][ T5102] btrfs_remount+0x19c/0x12b8 [ 73.733053][ T5102] legacy_reconfigure+0xf8/0x110 [ 73.734471][ T5102] reconfigure_super+0x1d4/0x6f4 [ 73.735853][ T5102] path_mount+0xc80/0x1000 [ 73.737117][ T5102] __arm64_sys_mount+0x514/0x5e4 [ 73.738501][ T5102] invoke_syscall+0x98/0x2b8 [ 73.739791][ T5102] el0_svc_common+0x138/0x258 [ 73.741075][ T5102] do_el0_svc+0x58/0x14c [ 73.742267][ T5102] el0_svc+0x78/0x1e0 [ 73.743365][ T5102] el0t_64_sync_handler+0xcc/0xe4 [ 73.744798][ T5102] el0t_64_sync+0x1a0/0x1a4 [ 73.746062][ T5102] irq event stamp: 80942 [ 73.747203][ T5102] hardirqs last enabled at (80941): [] __up_console_sem+0xb4/0x100 [ 73.749827][ T5102] hardirqs last disabled at (80942): [] el1_dbg+0x24/0x80 [ 73.752370][ T5102] softirqs last enabled at (80916): [] handle_softirqs+0xa4c/0xbf0 [ 73.755081][ T5102] softirqs last disabled at (80795): [] __irq_exit_rcu+0x240/0x440 [ 73.757721][ T5102] ---[ end trace 66d9a2d26d926fa0 ]--- [ 73.760985][ T5102] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 73.763569][ T5102] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 74.105960][ T5123] loop0: detected capacity change from 0 to 32768 [ 74.114317][ T5123] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5123) [ 74.122638][ T5123] btrfs_printk: 26 callbacks suppressed [ 74.122649][ T5123] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.126852][ T5123] BTRFS info (device loop0): enabling auto defrag [ 74.128598][ T5123] BTRFS info (device loop0): enabling disk space caching [ 74.130568][ T5123] BTRFS info (device loop0): disabling tree log [ 74.132247][ T5123] BTRFS info (device loop0): force clearing of disk cache [ 74.135752][ T5123] BTRFS info (device loop0): force zlib compression, level 3 [ 74.138322][ T5123] BTRFS info (device loop0): disabling disk space caching [ 74.140787][ T5123] BTRFS info (device loop0): has skinny extents [ 74.164650][ T5123] BTRFS info (device loop0): enabling ssd optimizations [ 74.174324][ T5123] BTRFS info (device loop0): clearing free space tree [ 74.176191][ T5123] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 74.178827][ T5123] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 74.196094][ T5123] FAULT_INJECTION: forcing a failure. [ 74.196094][ T5123] name failslab, interval 1, probability 0, space 0, times 0 [ 74.199513][ T5123] CPU: 1 PID: 5123 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 74.202161][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 74.204814][ T5123] Call trace: [ 74.205678][ T5123] dump_backtrace+0x0/0x43c [ 74.206960][ T5123] show_stack+0x2c/0x3c [ 74.208123][ T5123] __dump_stack+0x30/0x40 [ 74.209302][ T5123] dump_stack_lvl+0xf8/0x160 [ 74.210570][ T5123] dump_stack+0x1c/0x5c [ 74.211708][ T5123] should_fail+0x3c0/0x51c [ 74.212927][ T5123] __should_failslab+0xbc/0x10c [ 74.214294][ T5123] should_failslab+0x10/0x28 [ 74.215576][ T5123] slab_pre_alloc_hook+0x64/0xec [ 74.216961][ T5123] kmem_cache_alloc+0x94/0x3e4 [ 74.218266][ T5123] start_transaction+0x4d0/0x13f0 [ 74.219634][ T5123] btrfs_attach_transaction_barrier+0x30/0xac [ 74.221320][ T5123] btrfs_sync_fs+0x13c/0xb2c [ 74.222572][ T5123] sync_filesystem+0x1a0/0x218 [ 74.223884][ T5123] btrfs_remount+0x19c/0x12b8 [ 74.225205][ T5123] legacy_reconfigure+0xf8/0x110 [ 74.226512][ T5123] reconfigure_super+0x1d4/0x6f4 [ 74.227867][ T5123] path_mount+0xc80/0x1000 [ 74.229094][ T5123] __arm64_sys_mount+0x514/0x5e4 [ 74.230415][ T5123] invoke_syscall+0x98/0x2b8 [ 74.231707][ T5123] el0_svc_common+0x138/0x258 [ 74.232980][ T5123] do_el0_svc+0x58/0x14c [ 74.234134][ T5123] el0_svc+0x78/0x1e0 [ 74.235232][ T5123] el0t_64_sync_handler+0xcc/0xe4 [ 74.236610][ T5123] el0t_64_sync+0x1a0/0x1a4 [ 74.573383][ T5144] loop0: detected capacity change from 0 to 32768 [ 74.579808][ T5144] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5144) [ 74.586982][ T5144] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.589456][ T5144] BTRFS info (device loop0): enabling auto defrag [ 74.591239][ T5144] BTRFS info (device loop0): enabling disk space caching [ 74.593180][ T5144] BTRFS info (device loop0): disabling tree log [ 74.595453][ T5144] BTRFS info (device loop0): force clearing of disk cache [ 74.597475][ T5144] BTRFS info (device loop0): force zlib compression, level 3 [ 74.599443][ T5144] BTRFS info (device loop0): disabling disk space caching [ 74.601376][ T5144] BTRFS info (device loop0): has skinny extents [ 74.618307][ T5144] BTRFS info (device loop0): enabling ssd optimizations [ 74.621125][ T5144] BTRFS info (device loop0): clearing free space tree [ 74.623150][ T5144] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 74.627317][ T5144] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 74.636592][ T5144] FAULT_INJECTION: forcing a failure. [ 74.636592][ T5144] name failslab, interval 1, probability 0, space 0, times 0 [ 74.640110][ T5144] CPU: 1 PID: 5144 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 74.642827][ T5144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 74.645677][ T5144] Call trace: [ 74.646535][ T5144] dump_backtrace+0x0/0x43c [ 74.647801][ T5144] show_stack+0x2c/0x3c [ 74.648928][ T5144] __dump_stack+0x30/0x40 [ 74.650152][ T5144] dump_stack_lvl+0xf8/0x160 [ 74.651448][ T5144] dump_stack+0x1c/0x5c [ 74.652568][ T5144] should_fail+0x3c0/0x51c [ 74.653823][ T5144] __should_failslab+0xbc/0x10c [ 74.655121][ T5144] should_failslab+0x10/0x28 [ 74.656412][ T5144] slab_pre_alloc_hook+0x64/0xec [ 74.657774][ T5144] kmem_cache_alloc_trace+0x98/0x3fc [ 74.659251][ T5144] bdi_split_work_to_wbs+0x3d8/0x738 [ 74.660695][ T5144] sync_inodes_sb+0x180/0x824 [ 74.661979][ T5144] sync_filesystem+0x160/0x218 [ 74.663325][ T5144] btrfs_remount+0x19c/0x12b8 [ 74.664614][ T5144] legacy_reconfigure+0xf8/0x110 [ 74.665999][ T5144] reconfigure_super+0x1d4/0x6f4 [ 74.667325][ T5144] path_mount+0xc80/0x1000 [ 74.668569][ T5144] __arm64_sys_mount+0x514/0x5e4 [ 74.670029][ T5144] invoke_syscall+0x98/0x2b8 [ 74.671386][ T5144] el0_svc_common+0x138/0x258 [ 74.672726][ T5144] do_el0_svc+0x58/0x14c [ 74.673992][ T5144] el0_svc+0x78/0x1e0 [ 74.675126][ T5144] el0t_64_sync_handler+0xcc/0xe4 [ 74.676500][ T5144] el0t_64_sync+0x1a0/0x1a4 [ 74.727110][ T1535] cfg80211: failed to load regulatory.db [ 75.093233][ T5165] loop0: detected capacity change from 0 to 32768 [ 75.099370][ T5165] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5165) [ 75.117122][ T5165] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 75.119775][ T5165] BTRFS info (device loop0): enabling auto defrag [ 75.121645][ T5165] BTRFS info (device loop0): enabling disk space caching [ 75.133809][ T5165] BTRFS info (device loop0): disabling tree log [ 75.135675][ T5165] BTRFS info (device loop0): force clearing of disk cache [ 75.137744][ T5165] BTRFS info (device loop0): force zlib compression, level 3 [ 75.139896][ T5165] BTRFS info (device loop0): disabling disk space caching [ 75.141939][ T5165] BTRFS info (device loop0): has skinny extents [ 75.244836][ T5165] BTRFS info (device loop0): enabling ssd optimizations [ 75.247621][ T5165] BTRFS info (device loop0): clearing free space tree [ 75.249630][ T5165] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 75.252417][ T5165] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 75.274662][ T5165] FAULT_INJECTION: forcing a failure. [ 75.274662][ T5165] name failslab, interval 1, probability 0, space 0, times 0 [ 75.278565][ T5165] CPU: 0 PID: 5165 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 75.281265][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 75.283928][ T5165] Call trace: [ 75.284922][ T5165] dump_backtrace+0x0/0x43c [ 75.286189][ T5165] show_stack+0x2c/0x3c [ 75.287302][ T5165] __dump_stack+0x30/0x40 [ 75.288483][ T5165] dump_stack_lvl+0xf8/0x160 [ 75.289787][ T5165] dump_stack+0x1c/0x5c [ 75.290918][ T5165] should_fail+0x3c0/0x51c [ 75.292122][ T5165] __should_failslab+0xbc/0x10c [ 75.293471][ T5165] should_failslab+0x10/0x28 [ 75.294748][ T5165] slab_pre_alloc_hook+0x64/0xec [ 75.296112][ T5165] kmem_cache_alloc+0x94/0x3e4 [ 75.297423][ T5165] btrfs_alloc_path+0x5c/0x68 [ 75.298721][ T5165] __btrfs_run_delayed_refs+0xd70/0x3354 [ 75.300218][ T5165] btrfs_run_delayed_refs+0x124/0x46c [ 75.301696][ T5165] btrfs_commit_transaction+0x1b8/0x3044 [ 75.303191][ T5165] btrfs_sync_fs+0x628/0xb2c [ 75.304461][ T5165] sync_filesystem+0x1a0/0x218 [ 75.305782][ T5165] btrfs_remount+0x19c/0x12b8 [ 75.307087][ T5165] legacy_reconfigure+0xf8/0x110 [ 75.308432][ T5165] reconfigure_super+0x1d4/0x6f4 [ 75.309794][ T5165] path_mount+0xc80/0x1000 [ 75.310996][ T5165] __arm64_sys_mount+0x514/0x5e4 [ 75.312340][ T5165] invoke_syscall+0x98/0x2b8 [ 75.313606][ T5165] el0_svc_common+0x138/0x258 [ 75.314964][ T5165] do_el0_svc+0x58/0x14c [ 75.316154][ T5165] el0_svc+0x78/0x1e0 [ 75.317235][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 75.318587][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 75.383883][ T5165] BTRFS error (device loop0): failed to run delayed ref for logical 5246976 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 75.388809][ T5165] ------------[ cut here ]------------ [ 75.390618][ T5165] WARNING: CPU: 1 PID: 5165 at fs/btrfs/extent-tree.c:2158 btrfs_run_delayed_refs+0x3f4/0x46c [ 75.393452][ T5165] Modules linked in: [ 75.394554][ T5165] CPU: 1 PID: 5165 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 75.397336][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 75.400032][ T5165] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 75.402226][ T5165] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 75.403801][ T5165] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 75.405422][ T5165] sp : ffff800020ab7530 [ 75.406562][ T5165] x29: ffff800020ab7540 x28: ffff0000c2711000 x27: dfff800000000000 [ 75.408916][ T5165] x26: ffff0000c2711024 x25: ffff0000dd0ec000 x24: 1fffe0001bd0d729 [ 75.411094][ T5165] x23: 1fffe0001bd0d729 x22: ffff0000de86b948 x21: 00000000fffffff4 [ 75.413315][ T5165] x20: 0000000000000051 x19: ffff0000de86b8f0 x18: 0000000000000001 [ 75.415553][ T5165] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 75.417762][ T5165] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.419986][ T5165] x11: 0000000000000000 x10: 0000000000000000 x9 : ae6a9de86c083b00 [ 75.422238][ T5165] x8 : ae6a9de86c083b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 75.424493][ T5165] x5 : ffff800020ab6e18 x4 : ffff80001422f280 x3 : ffff800008503828 [ 75.426757][ T5165] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 75.428977][ T5165] Call trace: [ 75.429832][ T5165] btrfs_run_delayed_refs+0x3f4/0x46c [ 75.431269][ T5165] btrfs_commit_transaction+0x1b8/0x3044 [ 75.432804][ T5165] btrfs_sync_fs+0x628/0xb2c [ 75.434040][ T5165] sync_filesystem+0x1a0/0x218 [ 75.435337][ T5165] btrfs_remount+0x19c/0x12b8 [ 75.436627][ T5165] legacy_reconfigure+0xf8/0x110 [ 75.437930][ T5165] reconfigure_super+0x1d4/0x6f4 [ 75.439353][ T5165] path_mount+0xc80/0x1000 [ 75.440580][ T5165] __arm64_sys_mount+0x514/0x5e4 [ 75.441938][ T5165] invoke_syscall+0x98/0x2b8 [ 75.443233][ T5165] el0_svc_common+0x138/0x258 [ 75.444559][ T5165] do_el0_svc+0x58/0x14c [ 75.445729][ T5165] el0_svc+0x78/0x1e0 [ 75.446828][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 75.448233][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 75.449420][ T5165] irq event stamp: 82900 [ 75.450629][ T5165] hardirqs last enabled at (82899): [] __up_console_sem+0xb4/0x100 [ 75.453315][ T5165] hardirqs last disabled at (82900): [] el1_dbg+0x24/0x80 [ 75.455784][ T5165] softirqs last enabled at (82858): [] handle_softirqs+0xa4c/0xbf0 [ 75.458371][ T5165] softirqs last disabled at (82837): [] __irq_exit_rcu+0x240/0x440 [ 75.460927][ T5165] ---[ end trace 66d9a2d26d926fa1 ]--- [ 75.463759][ T5165] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2158: errno=-12 Out of memory [ 75.466670][ T5165] BTRFS info (device loop0): forced readonly [ 75.468494][ T5165] BTRFS error (device loop0): Remounting read-write after error is not allowed [ 75.837483][ T5187] loop0: detected capacity change from 0 to 32768 [ 75.841495][ T5187] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5187) [ 75.848779][ T5187] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 75.851365][ T5187] BTRFS info (device loop0): enabling auto defrag [ 75.853350][ T5187] BTRFS info (device loop0): enabling disk space caching [ 75.855514][ T5187] BTRFS info (device loop0): disabling tree log [ 75.857337][ T5187] BTRFS info (device loop0): force clearing of disk cache [ 75.859485][ T5187] BTRFS info (device loop0): force zlib compression, level 3 [ 75.861699][ T5187] BTRFS info (device loop0): disabling disk space caching [ 75.863802][ T5187] BTRFS info (device loop0): has skinny extents [ 75.886435][ T5187] BTRFS info (device loop0): enabling ssd optimizations [ 75.889272][ T5187] BTRFS info (device loop0): clearing free space tree [ 75.891395][ T5187] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 75.894615][ T5187] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 75.904905][ T5187] FAULT_INJECTION: forcing a failure. [ 75.904905][ T5187] name failslab, interval 1, probability 0, space 0, times 0 [ 75.908601][ T5187] CPU: 1 PID: 5187 Comm: syz-executor.0 Tainted: G W 5.15.182-syzkaller #0 [ 75.911428][ T5187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 75.914230][ T5187] Call trace: [ 75.915127][ T5187] dump_backtrace+0x0/0x43c [ 75.916408][ T5187] show_stack+0x2c/0x3c [ 75.917639][ T5187] __dump_stack+0x30/0x40 [ 75.918832][ T5187] dump_stack_lvl+0xf8/0x160 [ 75.920171][ T5187] dump_stack+0x1c/0x5c [ 75.921302][ T5187] should_fail+0x3c0/0x51c [ 75.922515][ T5187] __should_failslab+0xbc/0x10c [ 75.923852][ T5187] should_failslab+0x10/0x28 [ 75.925190][ T5187] slab_pre_alloc_hook+0x64/0xec [ 75.926565][ T5187] kmem_cache_alloc_trace+0x98/0x3fc [ 75.928147][ T5187] bdi_split_work_to_wbs+0x3d8/0x738 [ 75.929615][ T5187] sync_inodes_sb+0x180/0x824 [ 75.930933][ T5187] sync_filesystem+0x160/0x218