Warning: Permanently added '10.128.0.167' (ED25519) to the list of known hosts. 1970/01/01 00:01:27 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:27 parsed 1 programs [ 90.224392][ T4507] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 97.482637][ T333] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.484913][ T333] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.487941][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 97.490382][ T1687] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.492536][ T1687] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.495890][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 97.675566][ T4551] chnl_net:caif_netlink_parms(): no params data found [ 97.712831][ T4551] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.714848][ T4551] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.717305][ T4551] device bridge_slave_0 entered promiscuous mode [ 97.721733][ T4551] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.723824][ T4551] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.726413][ T4551] device bridge_slave_1 entered promiscuous mode [ 97.741518][ T4551] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.746280][ T4551] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.762490][ T4551] team0: Port device team_slave_0 added [ 97.765728][ T4551] team0: Port device team_slave_1 added [ 97.780248][ T4551] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.782086][ T4551] 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. [ 97.789405][ T4551] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.794063][ T4551] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.795880][ T4551] 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. [ 97.802855][ T4551] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.874260][ T4551] device hsr_slave_0 entered promiscuous mode [ 97.923897][ T4551] device hsr_slave_1 entered promiscuous mode [ 98.726862][ T4551] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 98.744976][ T4551] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 98.816862][ T4551] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 98.844691][ T4551] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 98.961317][ T4551] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.972838][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 98.975298][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 98.981207][ T4551] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.991150][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 98.996049][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 98.998542][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.000392][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.002612][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.005181][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.007649][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.009637][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.011904][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.016726][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.028261][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 99.031473][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 99.034945][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.037640][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.040378][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.044058][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.051782][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.057704][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.060248][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.064113][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.068855][ T4551] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 99.182619][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 99.184763][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 99.188655][ T4551] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.202996][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 99.206125][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 99.220570][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 99.224508][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 99.227975][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 99.230795][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 99.237376][ T4551] device veth0_vlan entered promiscuous mode [ 99.245026][ T4551] device veth1_vlan entered promiscuous mode [ 99.261289][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 99.264012][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 99.266723][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 99.269510][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 99.277228][ T4551] device veth0_macvtap entered promiscuous mode [ 99.282146][ T4551] device veth1_macvtap entered promiscuous mode [ 99.295038][ T4551] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.297104][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 99.299608][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 99.304755][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 99.307557][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 99.313359][ T4551] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.317432][ T4551] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.319826][ T4551] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.322095][ T4551] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.325023][ T4551] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.328656][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 99.331345][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:40 executed programs: 0 [ 100.631263][ T4723] chnl_net:caif_netlink_parms(): no params data found [ 100.707015][ T4723] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.708941][ T4723] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.711470][ T4723] device bridge_slave_0 entered promiscuous mode [ 100.715609][ T4723] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.717516][ T4723] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.720036][ T4723] device bridge_slave_1 entered promiscuous mode [ 100.737244][ T4723] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 100.745295][ T4723] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 100.768937][ T4723] team0: Port device team_slave_0 added [ 100.775208][ T4723] team0: Port device team_slave_1 added [ 100.790196][ T4723] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 100.794727][ T4723] 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. [ 100.801960][ T4723] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 100.806713][ T4723] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 100.808570][ T4723] 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. [ 100.824850][ T4723] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 100.885096][ T4723] device hsr_slave_0 entered promiscuous mode [ 100.952707][ T4723] device hsr_slave_1 entered promiscuous mode [ 100.992334][ T4723] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 100.994390][ T4723] Cannot create hsr debugfs directory [ 101.061333][ T4723] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.573220][ T4090] Bluetooth: hci0: command 0x0409 tx timeout [ 104.085233][ T4723] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.239239][ T4723] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.291044][ T4723] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.460180][ T4723] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.494347][ T4723] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.544815][ T4723] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.584709][ T4723] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 104.652781][ T4593] Bluetooth: hci0: command 0x041b tx timeout [ 104.677407][ T4723] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.686175][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 104.688686][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 104.696789][ T4723] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.727817][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 104.730558][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 104.734581][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.736437][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.738712][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 104.744100][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 104.746753][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 104.749272][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.751110][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.757583][ T1687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 104.762600][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 104.767798][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 104.771435][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 104.776063][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 104.782901][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 104.785779][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 104.789678][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 104.793354][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 104.800425][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 104.805493][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 104.809508][ T4723] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 104.884430][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 104.886638][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 104.895208][ T4723] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.907025][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 104.909814][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 104.923030][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 104.925689][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 104.928361][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 104.930834][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 104.939279][ T4723] device veth0_vlan entered promiscuous mode [ 104.946917][ T4723] device veth1_vlan entered promiscuous mode [ 104.961680][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 104.964480][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 104.967208][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 104.969883][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 104.974561][ T4723] device veth0_macvtap entered promiscuous mode [ 104.979161][ T4723] device veth1_macvtap entered promiscuous mode [ 105.014369][ T4723] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 105.017163][ T4723] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 105.020832][ T4723] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.025922][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 105.028643][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 105.031082][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 105.036565][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 105.041326][ T4723] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 105.044749][ T4723] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 105.048320][ T4723] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.050786][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 105.055779][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 105.060580][ T4723] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.063246][ T4723] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.065495][ T4723] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.067821][ T4723] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.106236][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.108888][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.118777][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 105.128901][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.131269][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.147339][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 105.397434][ T4952] loop0: detected capacity change from 0 to 32768 [ 105.446134][ T4952] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (4952) [ 105.460927][ T4952] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 105.463736][ T4952] BTRFS info (device loop0): enabling auto defrag [ 105.465383][ T4952] BTRFS info (device loop0): enabling ssd optimizations [ 105.467175][ T4952] BTRFS info (device loop0): using spread ssd allocation scheme [ 105.469197][ T4952] BTRFS info (device loop0): max_inline at 0 [ 105.470722][ T4952] BTRFS info (device loop0): force clearing of disk cache [ 105.473115][ T4952] BTRFS info (device loop0): turning on sync discard [ 105.474895][ T4952] BTRFS info (device loop0): disabling free space tree [ 105.476695][ T4952] BTRFS info (device loop0): has skinny extents [ 105.504850][ T4952] BTRFS info (device loop0): clearing free space tree [ 105.506885][ T4952] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 105.509466][ T4952] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 105.535000][ T4952] FAULT_INJECTION: forcing a failure. [ 105.535000][ T4952] name failslab, interval 1, probability 0, space 0, times 1 [ 105.538460][ T4952] CPU: 0 PID: 4952 Comm: syz.0.16 Not tainted 5.15.189-syzkaller #0 [ 105.540498][ T4952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 105.543167][ T4952] Call trace: [ 105.544058][ T4952] dump_backtrace+0x0/0x43c [ 105.545285][ T4952] show_stack+0x2c/0x3c [ 105.546445][ T4952] __dump_stack+0x30/0x40 [ 105.547648][ T4952] dump_stack_lvl+0xf8/0x160 [ 105.548878][ T4952] dump_stack+0x1c/0x5c [ 105.550098][ T4952] should_fail+0x3c0/0x51c [ 105.551339][ T4952] __should_failslab+0xbc/0x10c [ 105.552602][ T4952] should_failslab+0x10/0x28 [ 105.553878][ T4952] slab_pre_alloc_hook+0x64/0xec [ 105.555282][ T4952] kmem_cache_alloc+0x94/0x3e4 [ 105.556637][ T4952] btrfs_alloc_path+0x5c/0x68 [ 105.557890][ T4952] __btrfs_free_extent+0x19c/0x1aa4 [ 105.559233][ T4952] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 105.560716][ T4952] btrfs_run_delayed_refs+0x124/0x46c [ 105.562160][ T4952] btrfs_commit_transaction+0x1b8/0x3044 [ 105.563653][ T4952] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 105.565116][ T4952] btrfs_ioctl+0x5f0/0xb38 [ 105.566278][ T4952] __arm64_sys_ioctl+0x14c/0x1c8 [ 105.567560][ T4952] invoke_syscall+0x98/0x2b8 [ 105.568749][ T4952] el0_svc_common+0x138/0x258 [ 105.569984][ T4952] do_el0_svc+0x58/0x14c [ 105.571107][ T4952] el0_svc+0x78/0x1e0 [ 105.572155][ T4952] el0t_64_sync_handler+0xcc/0xe4 [ 105.573464][ T4952] el0t_64_sync+0x1a0/0x1a4 [ 105.576042][ T4952] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 105.579512][ T4952] ------------[ cut here ]------------ [ 105.581237][ T4952] WARNING: CPU: 0 PID: 4952 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 105.583893][ T4952] Modules linked in: [ 105.584956][ T4952] CPU: 0 PID: 4952 Comm: syz.0.16 Not tainted 5.15.189-syzkaller #0 [ 105.587209][ T4952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 105.590044][ T4952] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 105.592171][ T4952] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 105.593680][ T4952] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 105.595190][ T4952] sp : ffff80001fcb77d0 [ 105.596286][ T4952] x29: ffff80001fcb77e0 x28: ffff0000cd820000 x27: dfff800000000000 [ 105.598410][ T4952] x26: ffff0000cd820024 x25: ffff0000da500000 x24: 1fffe0001bdf0c37 [ 105.600521][ T4952] x23: 1fffe0001bdf0c37 x22: ffff0000def861b8 x21: 00000000fffffff4 [ 105.602628][ T4952] x20: 0000000000000051 x19: ffff0000def86160 x18: 0000000000000001 [ 105.604751][ T4952] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 105.606890][ T4952] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 105.608954][ T4952] x11: 0000000000000000 x10: 0000000000000000 x9 : 7ee02c41d98a4300 [ 105.611111][ T4952] x8 : 7ee02c41d98a4300 x7 : 0000000000000001 x6 : 0000000000000001 [ 105.613211][ T4952] x5 : ffff80001fcb70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 105.615374][ T4952] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 105.617752][ T4952] Call trace: [ 105.618619][ T4952] btrfs_run_delayed_refs+0x3f4/0x46c [ 105.620138][ T4952] btrfs_commit_transaction+0x1b8/0x3044 [ 105.621660][ T4952] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 105.623134][ T4952] btrfs_ioctl+0x5f0/0xb38 [ 105.624346][ T4952] __arm64_sys_ioctl+0x14c/0x1c8 [ 105.625716][ T4952] invoke_syscall+0x98/0x2b8 [ 105.627014][ T4952] el0_svc_common+0x138/0x258 [ 105.628302][ T4952] do_el0_svc+0x58/0x14c [ 105.629496][ T4952] el0_svc+0x78/0x1e0 [ 105.630585][ T4952] el0t_64_sync_handler+0xcc/0xe4 [ 105.632028][ T4952] el0t_64_sync+0x1a0/0x1a4 [ 105.633257][ T4952] irq event stamp: 83530 [ 105.634456][ T4952] hardirqs last enabled at (83529): [] __up_console_sem+0xb4/0x100 [ 105.637125][ T4952] hardirqs last disabled at (83530): [] el1_dbg+0x24/0x80 [ 105.639540][ T4952] softirqs last enabled at (83494): [] handle_softirqs+0xa4c/0xbf0 [ 105.642213][ T4952] softirqs last disabled at (83471): [] __irq_exit_rcu+0x240/0x440 [ 105.644942][ T4952] ---[ end trace 7c6d4cf4204ea318 ]--- [ 105.647926][ T4952] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 105.650735][ T4952] BTRFS info (device loop0): forced readonly 1970/01/01 00:01:45 executed programs: 3 [ 105.981076][ T4974] loop0: detected capacity change from 0 to 32768 [ 106.081940][ T4974] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (4974) [ 106.092010][ T4974] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 106.102681][ T4974] BTRFS info (device loop0): enabling auto defrag [ 106.104444][ T4974] BTRFS info (device loop0): enabling ssd optimizations [ 106.106244][ T4974] BTRFS info (device loop0): using spread ssd allocation scheme [ 106.109489][ T4974] BTRFS info (device loop0): max_inline at 0 [ 106.111497][ T4974] BTRFS info (device loop0): force clearing of disk cache [ 106.115129][ T4974] BTRFS info (device loop0): turning on sync discard [ 106.117376][ T4974] BTRFS info (device loop0): disabling free space tree [ 106.119181][ T4974] BTRFS info (device loop0): has skinny extents [ 106.148252][ T4974] BTRFS info (device loop0): clearing free space tree [ 106.150099][ T4974] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.153387][ T4974] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.165998][ T4974] FAULT_INJECTION: forcing a failure. [ 106.165998][ T4974] name failslab, interval 1, probability 0, space 0, times 0 [ 106.169488][ T4974] CPU: 1 PID: 4974 Comm: syz.0.17 Tainted: G W 5.15.189-syzkaller #0 [ 106.171994][ T4974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.174817][ T4974] Call trace: [ 106.175684][ T4974] dump_backtrace+0x0/0x43c [ 106.176905][ T4974] show_stack+0x2c/0x3c [ 106.178049][ T4974] __dump_stack+0x30/0x40 [ 106.179184][ T4974] dump_stack_lvl+0xf8/0x160 [ 106.180389][ T4974] dump_stack+0x1c/0x5c [ 106.181481][ T4974] should_fail+0x3c0/0x51c [ 106.182725][ T4974] __should_failslab+0xbc/0x10c [ 106.184204][ T4974] should_failslab+0x10/0x28 [ 106.185535][ T4974] slab_pre_alloc_hook+0x64/0xec [ 106.186887][ T4974] kmem_cache_alloc+0x94/0x3e4 [ 106.188181][ T4974] btrfs_alloc_path+0x5c/0x68 [ 106.189441][ T4974] __btrfs_free_extent+0x19c/0x1aa4 [ 106.190891][ T4974] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 106.192497][ T4974] btrfs_run_delayed_refs+0x124/0x46c [ 106.193999][ T4974] btrfs_commit_transaction+0x1b8/0x3044 [ 106.195522][ T4974] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 106.197045][ T4974] btrfs_ioctl+0x5f0/0xb38 [ 106.198306][ T4974] __arm64_sys_ioctl+0x14c/0x1c8 [ 106.199619][ T4974] invoke_syscall+0x98/0x2b8 [ 106.200908][ T4974] el0_svc_common+0x138/0x258 [ 106.202154][ T4974] do_el0_svc+0x58/0x14c [ 106.203278][ T4974] el0_svc+0x78/0x1e0 [ 106.204322][ T4974] el0t_64_sync_handler+0xcc/0xe4 [ 106.205643][ T4974] el0t_64_sync+0x1a0/0x1a4 [ 106.210847][ T4974] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 106.215028][ T4974] ------------[ cut here ]------------ [ 106.216828][ T4974] WARNING: CPU: 1 PID: 4974 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 106.219545][ T4974] Modules linked in: [ 106.220595][ T4974] CPU: 1 PID: 4974 Comm: syz.0.17 Tainted: G W 5.15.189-syzkaller #0 [ 106.223103][ T4974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.225902][ T4974] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 106.227998][ T4974] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 106.229606][ T4974] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 106.231224][ T4974] sp : ffff80001fcb77d0 [ 106.232301][ T4974] x29: ffff80001fcb77e0 x28: ffff0000cda4e000 x27: dfff800000000000 [ 106.234515][ T4974] x26: ffff0000cda4e024 x25: ffff0000da500000 x24: 1fffe0001bdba837 [ 106.236656][ T4974] x23: 1fffe0001bdba837 x22: ffff0000dedd41b8 x21: 00000000fffffff4 [ 106.238766][ T4974] x20: 0000000000000051 x19: ffff0000dedd4160 x18: 0000000000000001 [ 106.240894][ T4974] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 106.243060][ T4974] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 106.245139][ T4974] x11: 0000000000000000 x10: 0000000000000000 x9 : 5dfc85c6f6736100 [ 106.247439][ T4974] x8 : 5dfc85c6f6736100 x7 : 0000000000000001 x6 : 0000000000000001 [ 106.249710][ T4974] x5 : ffff80001fcb70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 106.251907][ T4974] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 106.254158][ T4974] Call trace: [ 106.255104][ T4974] btrfs_run_delayed_refs+0x3f4/0x46c [ 106.256567][ T4974] btrfs_commit_transaction+0x1b8/0x3044 [ 106.258183][ T4974] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 106.259704][ T4974] btrfs_ioctl+0x5f0/0xb38 [ 106.260949][ T4974] __arm64_sys_ioctl+0x14c/0x1c8 [ 106.262346][ T4974] invoke_syscall+0x98/0x2b8 [ 106.263675][ T4974] el0_svc_common+0x138/0x258 [ 106.265007][ T4974] do_el0_svc+0x58/0x14c [ 106.266282][ T4974] el0_svc+0x78/0x1e0 [ 106.267416][ T4974] el0t_64_sync_handler+0xcc/0xe4 [ 106.268791][ T4974] el0t_64_sync+0x1a0/0x1a4 [ 106.269999][ T4974] irq event stamp: 81088 [ 106.271091][ T4974] hardirqs last enabled at (81087): [] __up_console_sem+0xb4/0x100 [ 106.273767][ T4974] hardirqs last disabled at (81088): [] el1_dbg+0x24/0x80 [ 106.276163][ T4974] softirqs last enabled at (81060): [] handle_softirqs+0xa4c/0xbf0 [ 106.278953][ T4974] softirqs last disabled at (80949): [] __irq_exit_rcu+0x240/0x440 [ 106.281572][ T4974] ---[ end trace 7c6d4cf4204ea319 ]--- [ 106.288892][ T4974] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 106.291587][ T4974] BTRFS info (device loop0): forced readonly [ 106.585471][ T4996] loop0: detected capacity change from 0 to 32768 [ 106.632532][ T4996] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (4996) [ 106.640738][ T4996] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 106.643569][ T4996] BTRFS info (device loop0): enabling auto defrag [ 106.645233][ T4996] BTRFS info (device loop0): enabling ssd optimizations [ 106.647052][ T4996] BTRFS info (device loop0): using spread ssd allocation scheme [ 106.649051][ T4996] BTRFS info (device loop0): max_inline at 0 [ 106.650557][ T4996] BTRFS info (device loop0): force clearing of disk cache [ 106.655490][ T4996] BTRFS info (device loop0): turning on sync discard [ 106.657274][ T4996] BTRFS info (device loop0): disabling free space tree [ 106.659054][ T4996] BTRFS info (device loop0): has skinny extents [ 106.677072][ T4996] BTRFS info (device loop0): clearing free space tree [ 106.679160][ T4996] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 106.681634][ T4996] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 106.694262][ T4996] FAULT_INJECTION: forcing a failure. [ 106.694262][ T4996] name failslab, interval 1, probability 0, space 0, times 0 [ 106.697709][ T4996] CPU: 0 PID: 4996 Comm: syz.0.18 Tainted: G W 5.15.189-syzkaller #0 [ 106.700202][ T4996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.702954][ T4996] Call trace: [ 106.703817][ T4996] dump_backtrace+0x0/0x43c [ 106.704997][ T4996] show_stack+0x2c/0x3c [ 106.706102][ T4996] __dump_stack+0x30/0x40 [ 106.707241][ T4996] dump_stack_lvl+0xf8/0x160 [ 106.708429][ T4996] dump_stack+0x1c/0x5c [ 106.709503][ T4996] should_fail+0x3c0/0x51c [ 106.710707][ T4996] __should_failslab+0xbc/0x10c [ 106.712029][ T4996] should_failslab+0x10/0x28 [ 106.713252][ T4996] slab_pre_alloc_hook+0x64/0xec [ 106.714619][ T4996] kmem_cache_alloc+0x94/0x3e4 [ 106.715925][ T4996] btrfs_alloc_path+0x5c/0x68 [ 106.717191][ T4996] __btrfs_free_extent+0x19c/0x1aa4 [ 106.718594][ T4996] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 106.720103][ T4996] btrfs_run_delayed_refs+0x124/0x46c [ 106.721648][ T4996] btrfs_commit_transaction+0x1b8/0x3044 [ 106.723219][ T4996] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 106.724746][ T4996] btrfs_ioctl+0x5f0/0xb38 [ 106.725990][ T4996] __arm64_sys_ioctl+0x14c/0x1c8 [ 106.727324][ T4996] invoke_syscall+0x98/0x2b8 [ 106.728557][ T4996] el0_svc_common+0x138/0x258 [ 106.729916][ T4996] do_el0_svc+0x58/0x14c [ 106.731095][ T4996] el0_svc+0x78/0x1e0 [ 106.732201][ T4996] el0t_64_sync_handler+0xcc/0xe4 [ 106.733544][ T4996] el0t_64_sync+0x1a0/0x1a4 [ 106.738341][ T4110] Bluetooth: hci0: command 0x040f tx timeout [ 106.741781][ T4996] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 106.745510][ T4996] ------------[ cut here ]------------ [ 106.747236][ T4996] WARNING: CPU: 0 PID: 4996 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 106.749949][ T4996] Modules linked in: [ 106.750949][ T4996] CPU: 0 PID: 4996 Comm: syz.0.18 Tainted: G W 5.15.189-syzkaller #0 [ 106.753436][ T4996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.756156][ T4996] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 106.758430][ T4996] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 106.760009][ T4996] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 106.761611][ T4996] sp : ffff8000200877d0 [ 106.762772][ T4996] x29: ffff8000200877e0 x28: ffff0000d966c000 x27: dfff800000000000 [ 106.764923][ T4996] x26: ffff0000d966c024 x25: ffff0000da500000 x24: 1fffe0001bdf0c79 [ 106.767112][ T4996] x23: 1fffe0001bdf0c79 x22: ffff0000def863c8 x21: 00000000fffffff4 [ 106.769274][ T4996] x20: 0000000000000051 x19: ffff0000def86370 x18: 0000000000000001 [ 106.771408][ T4996] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 106.773558][ T4996] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 106.775891][ T4996] x11: 0000000000000000 x10: 0000000000000000 x9 : 0582c914c7f32e00 [ 106.778097][ T4996] x8 : 0582c914c7f32e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 106.780401][ T4996] x5 : ffff8000200870b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 106.782609][ T4996] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 106.784817][ T4996] Call trace: [ 106.785694][ T4996] btrfs_run_delayed_refs+0x3f4/0x46c [ 106.787172][ T4996] btrfs_commit_transaction+0x1b8/0x3044 [ 106.788732][ T4996] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 106.790283][ T4996] btrfs_ioctl+0x5f0/0xb38 [ 106.791519][ T4996] __arm64_sys_ioctl+0x14c/0x1c8 [ 106.792906][ T4996] invoke_syscall+0x98/0x2b8 [ 106.794153][ T4996] el0_svc_common+0x138/0x258 [ 106.795442][ T4996] do_el0_svc+0x58/0x14c [ 106.796614][ T4996] el0_svc+0x78/0x1e0 [ 106.797758][ T4996] el0t_64_sync_handler+0xcc/0xe4 [ 106.799121][ T4996] el0t_64_sync+0x1a0/0x1a4 [ 106.800385][ T4996] irq event stamp: 81608 [ 106.801598][ T4996] hardirqs last enabled at (81607): [] __up_console_sem+0xb4/0x100 [ 106.804309][ T4996] hardirqs last disabled at (81608): [] el1_dbg+0x24/0x80 [ 106.806812][ T4996] softirqs last enabled at (81580): [] handle_softirqs+0xa4c/0xbf0 [ 106.809515][ T4996] softirqs last disabled at (81565): [] __irq_exit_rcu+0x240/0x440 [ 106.812161][ T4996] ---[ end trace 7c6d4cf4204ea31a ]--- [ 106.815563][ T4996] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 106.818309][ T4996] BTRFS info (device loop0): forced readonly [ 107.126070][ T9] device hsr_slave_0 left promiscuous mode [ 107.134578][ T5018] loop0: detected capacity change from 0 to 32768 [ 107.162944][ T9] device hsr_slave_1 left promiscuous mode [ 107.233737][ T5018] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5018) [ 107.239507][ T5018] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 107.242062][ T5018] BTRFS info (device loop0): enabling auto defrag [ 107.256003][ T5018] BTRFS info (device loop0): enabling ssd optimizations [ 107.257840][ T5018] BTRFS info (device loop0): using spread ssd allocation scheme [ 107.259828][ T5018] BTRFS info (device loop0): max_inline at 0 [ 107.261396][ T5018] BTRFS info (device loop0): force clearing of disk cache [ 107.262653][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 107.264409][ T5018] BTRFS info (device loop0): turning on sync discard [ 107.265228][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 107.266937][ T5018] BTRFS info (device loop0): disabling free space tree [ 107.270850][ T5018] BTRFS info (device loop0): has skinny extents [ 107.271293][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 107.275198][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 107.278738][ T9] device bridge_slave_1 left promiscuous mode [ 107.281103][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.333741][ T5018] BTRFS info (device loop0): clearing free space tree [ 107.335743][ T5018] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 107.341499][ T9] device bridge_slave_0 left promiscuous mode [ 107.346102][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.349357][ T5018] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 107.375703][ T5018] FAULT_INJECTION: forcing a failure. [ 107.375703][ T5018] name failslab, interval 1, probability 0, space 0, times 0 [ 107.379045][ T5018] CPU: 0 PID: 5018 Comm: syz.0.19 Tainted: G W 5.15.189-syzkaller #0 [ 107.381459][ T5018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 107.384152][ T5018] Call trace: [ 107.385002][ T5018] dump_backtrace+0x0/0x43c [ 107.386189][ T5018] show_stack+0x2c/0x3c [ 107.387272][ T5018] __dump_stack+0x30/0x40 [ 107.388426][ T5018] dump_stack_lvl+0xf8/0x160 [ 107.389630][ T5018] dump_stack+0x1c/0x5c [ 107.390725][ T5018] should_fail+0x3c0/0x51c [ 107.391871][ T5018] __should_failslab+0xbc/0x10c [ 107.393151][ T5018] should_failslab+0x10/0x28 [ 107.394350][ T5018] slab_pre_alloc_hook+0x64/0xec [ 107.395645][ T5018] kmem_cache_alloc+0x94/0x3e4 [ 107.396989][ T5018] btrfs_alloc_path+0x5c/0x68 [ 107.398223][ T5018] __btrfs_free_extent+0x19c/0x1aa4 [ 107.399581][ T5018] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 107.401075][ T5018] btrfs_run_delayed_refs+0x124/0x46c [ 107.402485][ T5018] btrfs_commit_transaction+0x1b8/0x3044 [ 107.403973][ T5018] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 107.405411][ T5018] btrfs_ioctl+0x5f0/0xb38 [ 107.406556][ T5018] __arm64_sys_ioctl+0x14c/0x1c8 [ 107.407856][ T5018] invoke_syscall+0x98/0x2b8 [ 107.409125][ T5018] el0_svc_common+0x138/0x258 [ 107.410339][ T5018] do_el0_svc+0x58/0x14c [ 107.411468][ T5018] el0_svc+0x78/0x1e0 [ 107.412522][ T5018] el0t_64_sync_handler+0xcc/0xe4 [ 107.413868][ T5018] el0t_64_sync+0x1a0/0x1a4 [ 107.420334][ T5018] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 107.440294][ T5018] ------------[ cut here ]------------ [ 107.442173][ T5018] WARNING: CPU: 0 PID: 5018 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 107.445021][ T5018] Modules linked in: [ 107.446084][ T5018] CPU: 0 PID: 5018 Comm: syz.0.19 Tainted: G W 5.15.189-syzkaller #0 [ 107.448635][ T5018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 107.451337][ T5018] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 107.453428][ T5018] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 107.454949][ T5018] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 107.456522][ T5018] sp : ffff80001f7c77d0 [ 107.457765][ T5018] x29: ffff80001f7c77e0 x28: ffff0000daf24000 x27: dfff800000000000 [ 107.460064][ T5018] x26: ffff0000daf24024 x25: ffff0000ce47c000 x24: 1fffe0001bdf0cbb [ 107.462330][ T5018] x23: 1fffe0001bdf0cbb x22: ffff0000def865d8 x21: 00000000fffffff4 [ 107.464724][ T5018] x20: 0000000000000051 x19: ffff0000def86580 x18: 0000000000000001 [ 107.467033][ T5018] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 107.469256][ T5018] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 107.471560][ T5018] x11: 0000000000000000 x10: 0000000000000000 x9 : 9a436a70f2f06f00 [ 107.473800][ T5018] x8 : 9a436a70f2f06f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 107.476059][ T5018] x5 : ffff80001f7c70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 107.478281][ T5018] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 107.480573][ T5018] Call trace: [ 107.481564][ T5018] btrfs_run_delayed_refs+0x3f4/0x46c [ 107.483173][ T5018] btrfs_commit_transaction+0x1b8/0x3044 [ 107.484814][ T5018] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 107.486294][ T5018] btrfs_ioctl+0x5f0/0xb38 [ 107.487526][ T5018] __arm64_sys_ioctl+0x14c/0x1c8 [ 107.488893][ T5018] invoke_syscall+0x98/0x2b8 [ 107.490095][ T5018] el0_svc_common+0x138/0x258 [ 107.491424][ T5018] do_el0_svc+0x58/0x14c [ 107.492640][ T5018] el0_svc+0x78/0x1e0 [ 107.493847][ T5018] el0t_64_sync_handler+0xcc/0xe4 [ 107.495216][ T5018] el0t_64_sync+0x1a0/0x1a4 [ 107.496439][ T5018] irq event stamp: 81338 [ 107.497551][ T5018] hardirqs last enabled at (81337): [] __up_console_sem+0xb4/0x100 [ 107.500139][ T5018] hardirqs last disabled at (81338): [] el1_dbg+0x24/0x80 [ 107.502584][ T5018] softirqs last enabled at (81314): [] handle_softirqs+0xa4c/0xbf0 [ 107.505216][ T5018] softirqs last disabled at (81263): [] __irq_exit_rcu+0x240/0x440 [ 107.507736][ T5018] ---[ end trace 7c6d4cf4204ea31b ]--- [ 107.514177][ T5018] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 107.516884][ T5018] BTRFS info (device loop0): forced readonly [ 107.585446][ T9] device veth1_macvtap left promiscuous mode [ 107.587134][ T9] device veth0_macvtap left promiscuous mode [ 107.588852][ T9] device veth1_vlan left promiscuous mode [ 107.590424][ T9] device veth0_vlan left promiscuous mode [ 107.860912][ T9] team0 (unregistering): Port device team_slave_1 removed [ 107.876963][ T9] team0 (unregistering): Port device team_slave_0 removed [ 107.890682][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 107.920583][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 107.926488][ T5040] loop0: detected capacity change from 0 to 32768 [ 107.994802][ T5040] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5040) [ 108.009849][ T5040] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 108.016001][ T5040] BTRFS info (device loop0): enabling auto defrag [ 108.017869][ T5040] BTRFS info (device loop0): enabling ssd optimizations [ 108.021268][ T5040] BTRFS info (device loop0): using spread ssd allocation scheme [ 108.026336][ T5040] BTRFS info (device loop0): max_inline at 0 [ 108.027878][ T5040] BTRFS info (device loop0): force clearing of disk cache [ 108.029705][ T5040] BTRFS info (device loop0): turning on sync discard [ 108.031445][ T5040] BTRFS info (device loop0): disabling free space tree [ 108.034030][ T5040] BTRFS info (device loop0): has skinny extents [ 108.073790][ T5040] BTRFS info (device loop0): clearing free space tree [ 108.075779][ T5040] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 108.078405][ T5040] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 108.091682][ T5040] FAULT_INJECTION: forcing a failure. [ 108.091682][ T5040] name failslab, interval 1, probability 0, space 0, times 0 [ 108.099726][ T9] bond0 (unregistering): Released all slaves [ 108.104653][ T5040] CPU: 0 PID: 5040 Comm: syz.0.20 Tainted: G W 5.15.189-syzkaller #0 [ 108.107246][ T5040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.110087][ T5040] Call trace: [ 108.110983][ T5040] dump_backtrace+0x0/0x43c [ 108.112298][ T5040] show_stack+0x2c/0x3c [ 108.113449][ T5040] __dump_stack+0x30/0x40 [ 108.114703][ T5040] dump_stack_lvl+0xf8/0x160 [ 108.115950][ T5040] dump_stack+0x1c/0x5c [ 108.117046][ T5040] should_fail+0x3c0/0x51c [ 108.118202][ T5040] __should_failslab+0xbc/0x10c [ 108.119477][ T5040] should_failslab+0x10/0x28 [ 108.120700][ T5040] slab_pre_alloc_hook+0x64/0xec [ 108.122023][ T5040] kmem_cache_alloc+0x94/0x3e4 [ 108.123286][ T5040] btrfs_alloc_path+0x5c/0x68 [ 108.124567][ T5040] __btrfs_free_extent+0x19c/0x1aa4 [ 108.125957][ T5040] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 108.127499][ T5040] btrfs_run_delayed_refs+0x124/0x46c [ 108.128999][ T5040] btrfs_commit_transaction+0x1b8/0x3044 [ 108.130499][ T5040] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 108.131960][ T5040] btrfs_ioctl+0x5f0/0xb38 [ 108.133129][ T5040] __arm64_sys_ioctl+0x14c/0x1c8 [ 108.134465][ T5040] invoke_syscall+0x98/0x2b8 [ 108.135702][ T5040] el0_svc_common+0x138/0x258 [ 108.136963][ T5040] do_el0_svc+0x58/0x14c [ 108.138092][ T5040] el0_svc+0x78/0x1e0 [ 108.139167][ T5040] el0t_64_sync_handler+0xcc/0xe4 [ 108.140521][ T5040] el0t_64_sync+0x1a0/0x1a4 [ 108.142699][ T5040] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 108.146045][ T5040] ------------[ cut here ]------------ [ 108.147639][ T5040] WARNING: CPU: 0 PID: 5040 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 108.150325][ T5040] Modules linked in: [ 108.151322][ T5040] CPU: 0 PID: 5040 Comm: syz.0.20 Tainted: G W 5.15.189-syzkaller #0 [ 108.153819][ T5040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.156638][ T5040] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 108.158866][ T5040] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 108.160465][ T5040] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 108.161994][ T5040] sp : ffff8000202477d0 [ 108.163041][ T5040] x29: ffff8000202477e0 x28: ffff0000d98a8000 x27: dfff800000000000 [ 108.165125][ T5040] x26: ffff0000d98a8024 x25: ffff0000c1528000 x24: 1fffe0001bdba863 [ 108.167237][ T5040] x23: 1fffe0001bdba863 x22: ffff0000dedd4318 x21: 00000000fffffff4 [ 108.169328][ T5040] x20: 0000000000000051 x19: ffff0000dedd42c0 x18: 0000000000000001 [ 108.171506][ T5040] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 108.173684][ T5040] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 108.175886][ T5040] x11: 0000000000000000 x10: 0000000000000000 x9 : f75cc934a5494900 [ 108.177997][ T5040] x8 : f75cc934a5494900 x7 : 0000000000000001 x6 : 0000000000000001 [ 108.180141][ T5040] x5 : ffff8000202470b8 x4 : ffff80001424f400 x3 : ffff80000830220c [ 108.182323][ T5040] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 108.184417][ T5040] Call trace: [ 108.185330][ T5040] btrfs_run_delayed_refs+0x3f4/0x46c [ 108.186910][ T5040] btrfs_commit_transaction+0x1b8/0x3044 [ 108.188451][ T5040] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 108.190052][ T5040] btrfs_ioctl+0x5f0/0xb38 [ 108.191372][ T5040] __arm64_sys_ioctl+0x14c/0x1c8 [ 108.192773][ T5040] invoke_syscall+0x98/0x2b8 [ 108.194061][ T5040] el0_svc_common+0x138/0x258 [ 108.195321][ T5040] do_el0_svc+0x58/0x14c [ 108.196548][ T5040] el0_svc+0x78/0x1e0 [ 108.197633][ T5040] el0t_64_sync_handler+0xcc/0xe4 [ 108.199040][ T5040] el0t_64_sync+0x1a0/0x1a4 [ 108.200321][ T5040] irq event stamp: 81694 [ 108.201482][ T5040] hardirqs last enabled at (81693): [] __up_console_sem+0xb4/0x100 [ 108.204182][ T5040] hardirqs last disabled at (81694): [] el1_dbg+0x24/0x80 [ 108.206517][ T5040] softirqs last enabled at (81660): [] handle_softirqs+0xa4c/0xbf0 [ 108.209160][ T5040] softirqs last disabled at (81629): [] __irq_exit_rcu+0x240/0x440 [ 108.211827][ T5040] ---[ end trace 7c6d4cf4204ea31c ]--- [ 108.215056][ T5040] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 108.217716][ T5040] BTRFS info (device loop0): forced readonly [ 108.533210][ T5062] loop0: detected capacity change from 0 to 32768 [ 108.538845][ T5062] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5062) [ 108.548232][ T5062] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 108.550476][ T5062] BTRFS info (device loop0): enabling auto defrag [ 108.552167][ T5062] BTRFS info (device loop0): enabling ssd optimizations [ 108.554117][ T5062] BTRFS info (device loop0): using spread ssd allocation scheme [ 108.556104][ T5062] BTRFS info (device loop0): max_inline at 0 [ 108.557723][ T5062] BTRFS info (device loop0): force clearing of disk cache [ 108.559583][ T5062] BTRFS info (device loop0): turning on sync discard [ 108.561289][ T5062] BTRFS info (device loop0): disabling free space tree [ 108.563434][ T5062] BTRFS info (device loop0): has skinny extents [ 108.587911][ T5062] BTRFS info (device loop0): clearing free space tree [ 108.589783][ T5062] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 108.592433][ T5062] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 108.604756][ T5062] FAULT_INJECTION: forcing a failure. [ 108.604756][ T5062] name failslab, interval 1, probability 0, space 0, times 0 [ 108.608049][ T5062] CPU: 1 PID: 5062 Comm: syz.0.21 Tainted: G W 5.15.189-syzkaller #0 [ 108.610450][ T5062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.613098][ T5062] Call trace: [ 108.614035][ T5062] dump_backtrace+0x0/0x43c [ 108.615221][ T5062] show_stack+0x2c/0x3c [ 108.616328][ T5062] __dump_stack+0x30/0x40 [ 108.617467][ T5062] dump_stack_lvl+0xf8/0x160 [ 108.618722][ T5062] dump_stack+0x1c/0x5c [ 108.620039][ T5062] should_fail+0x3c0/0x51c [ 108.621335][ T5062] __should_failslab+0xbc/0x10c [ 108.622622][ T5062] should_failslab+0x10/0x28 [ 108.623836][ T5062] slab_pre_alloc_hook+0x64/0xec [ 108.625148][ T5062] kmem_cache_alloc+0x94/0x3e4 [ 108.626384][ T5062] btrfs_alloc_path+0x5c/0x68 [ 108.627617][ T5062] __btrfs_free_extent+0x19c/0x1aa4 [ 108.629197][ T5062] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 108.630800][ T5062] btrfs_run_delayed_refs+0x124/0x46c [ 108.632225][ T5062] btrfs_commit_transaction+0x1b8/0x3044 [ 108.633777][ T5062] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 108.635353][ T5062] btrfs_ioctl+0x5f0/0xb38 [ 108.636689][ T5062] __arm64_sys_ioctl+0x14c/0x1c8 [ 108.638074][ T5062] invoke_syscall+0x98/0x2b8 [ 108.639335][ T5062] el0_svc_common+0x138/0x258 [ 108.640650][ T5062] do_el0_svc+0x58/0x14c [ 108.641827][ T5062] el0_svc+0x78/0x1e0 [ 108.642903][ T5062] el0t_64_sync_handler+0xcc/0xe4 [ 108.644213][ T5062] el0t_64_sync+0x1a0/0x1a4 [ 108.649091][ T5062] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 108.652884][ T5062] ------------[ cut here ]------------ [ 108.654742][ T5062] WARNING: CPU: 1 PID: 5062 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 108.657410][ T5062] Modules linked in: [ 108.658454][ T5062] CPU: 1 PID: 5062 Comm: syz.0.21 Tainted: G W 5.15.189-syzkaller #0 [ 108.660918][ T5062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.663583][ T5062] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 108.665696][ T5062] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 108.667252][ T5062] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 108.668890][ T5062] sp : ffff8000202677d0 [ 108.670069][ T5062] x29: ffff8000202677e0 x28: ffff0000dbfaa000 x27: dfff800000000000 [ 108.672366][ T5062] x26: ffff0000dbfaa024 x25: ffff0000c1b3c000 x24: 1fffe0001bdba8a5 [ 108.674573][ T5062] x23: 1fffe0001bdba8a5 x22: ffff0000dedd4528 x21: 00000000fffffff4 [ 108.676695][ T5062] x20: 0000000000000051 x19: ffff0000dedd44d0 x18: 0000000000000001 [ 108.678881][ T5062] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 108.680977][ T5062] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 108.683106][ T5062] x11: 0000000000000000 x10: 0000000000000000 x9 : cb9c5ae8911c3800 [ 108.685350][ T5062] x8 : cb9c5ae8911c3800 x7 : 0000000000000001 x6 : 0000000000000001 [ 108.687684][ T5062] x5 : ffff8000202670b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 108.689991][ T5062] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 108.692146][ T5062] Call trace: [ 108.693012][ T5062] btrfs_run_delayed_refs+0x3f4/0x46c [ 108.694505][ T5062] btrfs_commit_transaction+0x1b8/0x3044 [ 108.696081][ T5062] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 108.697615][ T5062] btrfs_ioctl+0x5f0/0xb38 [ 108.698915][ T5062] __arm64_sys_ioctl+0x14c/0x1c8 [ 108.700274][ T5062] invoke_syscall+0x98/0x2b8 [ 108.701547][ T5062] el0_svc_common+0x138/0x258 [ 108.702841][ T5062] do_el0_svc+0x58/0x14c [ 108.704027][ T5062] el0_svc+0x78/0x1e0 [ 108.705123][ T5062] el0t_64_sync_handler+0xcc/0xe4 [ 108.706540][ T5062] el0t_64_sync+0x1a0/0x1a4 [ 108.707775][ T5062] irq event stamp: 81970 [ 108.709054][ T5062] hardirqs last enabled at (81969): [] __up_console_sem+0xb4/0x100 [ 108.711694][ T5062] hardirqs last disabled at (81970): [] el1_dbg+0x24/0x80 [ 108.714200][ T5062] softirqs last enabled at (81942): [] handle_softirqs+0xa4c/0xbf0 [ 108.716878][ T5062] softirqs last disabled at (81857): [] __irq_exit_rcu+0x240/0x440 [ 108.719547][ T5062] ---[ end trace 7c6d4cf4204ea31d ]--- [ 108.723038][ T5062] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 108.725757][ T5062] BTRFS info (device loop0): forced readonly [ 108.812658][ T4110] Bluetooth: hci0: command 0x0419 tx timeout [ 109.016407][ T5084] loop0: detected capacity change from 0 to 32768 [ 109.054471][ T5084] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5084) [ 109.101238][ T5084] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 109.103858][ T5084] BTRFS info (device loop0): enabling auto defrag [ 109.105547][ T5084] BTRFS info (device loop0): enabling ssd optimizations [ 109.107399][ T5084] BTRFS info (device loop0): using spread ssd allocation scheme [ 109.109571][ T5084] BTRFS info (device loop0): max_inline at 0 [ 109.111243][ T5084] BTRFS info (device loop0): force clearing of disk cache [ 109.113625][ T5084] BTRFS info (device loop0): turning on sync discard [ 109.115365][ T5084] BTRFS info (device loop0): disabling free space tree [ 109.117122][ T5084] BTRFS info (device loop0): has skinny extents [ 109.150390][ T5084] BTRFS info (device loop0): clearing free space tree [ 109.152380][ T5084] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 109.154911][ T5084] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 109.166424][ T5084] FAULT_INJECTION: forcing a failure. [ 109.166424][ T5084] name failslab, interval 1, probability 0, space 0, times 0 [ 109.169782][ T5084] CPU: 0 PID: 5084 Comm: syz.0.22 Tainted: G W 5.15.189-syzkaller #0 [ 109.172204][ T5084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.174799][ T5084] Call trace: [ 109.175671][ T5084] dump_backtrace+0x0/0x43c [ 109.176849][ T5084] show_stack+0x2c/0x3c [ 109.177954][ T5084] __dump_stack+0x30/0x40 [ 109.179097][ T5084] dump_stack_lvl+0xf8/0x160 [ 109.180365][ T5084] dump_stack+0x1c/0x5c [ 109.181542][ T5084] should_fail+0x3c0/0x51c [ 109.182768][ T5084] __should_failslab+0xbc/0x10c [ 109.184133][ T5084] should_failslab+0x10/0x28 [ 109.185366][ T5084] slab_pre_alloc_hook+0x64/0xec [ 109.186739][ T5084] kmem_cache_alloc+0x94/0x3e4 [ 109.188051][ T5084] btrfs_alloc_path+0x5c/0x68 [ 109.189334][ T5084] __btrfs_run_delayed_refs+0xd70/0x3354 [ 109.190902][ T5084] btrfs_run_delayed_refs+0x124/0x46c [ 109.192363][ T5084] btrfs_commit_transaction+0x1b8/0x3044 [ 109.193877][ T5084] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 109.195419][ T5084] btrfs_ioctl+0x5f0/0xb38 [ 109.196612][ T5084] __arm64_sys_ioctl+0x14c/0x1c8 [ 109.198063][ T5084] invoke_syscall+0x98/0x2b8 [ 109.199270][ T5084] el0_svc_common+0x138/0x258 [ 109.200512][ T5084] do_el0_svc+0x58/0x14c [ 109.201614][ T5084] el0_svc+0x78/0x1e0 [ 109.202675][ T5084] el0t_64_sync_handler+0xcc/0xe4 [ 109.204025][ T5084] el0t_64_sync+0x1a0/0x1a4 [ 109.207481][ T5084] BTRFS error (device loop0): failed to run delayed ref for logical 5246976 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 109.210873][ T5084] ------------[ cut here ]------------ [ 109.213833][ T5084] WARNING: CPU: 0 PID: 5084 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 109.216549][ T5084] Modules linked in: [ 109.217595][ T5084] CPU: 0 PID: 5084 Comm: syz.0.22 Tainted: G W 5.15.189-syzkaller #0 [ 109.220124][ T5084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.222818][ T5084] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.224946][ T5084] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 109.226468][ T5084] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 109.228016][ T5084] sp : ffff8000205677d0 [ 109.229101][ T5084] x29: ffff8000205677e0 x28: ffff0000dbf52000 x27: dfff800000000000 [ 109.231299][ T5084] x26: ffff0000dbf52024 x25: ffff0000d81e8000 x24: 1fffe0001bdf0d13 [ 109.233544][ T5084] x23: 1fffe0001bdf0d13 x22: ffff0000def86898 x21: 00000000fffffff4 [ 109.235696][ T5084] x20: 0000000000000051 x19: ffff0000def86840 x18: 0000000000000001 [ 109.237796][ T5084] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 109.239869][ T5084] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 109.241926][ T5084] x11: 0000000000000000 x10: 0000000000000000 x9 : 446b3c91f27b3200 [ 109.244144][ T5084] x8 : 446b3c91f27b3200 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.246185][ T5084] x5 : ffff8000205670b8 x4 : ffff80001424f400 x3 : ffff80000830220c [ 109.248367][ T5084] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.250560][ T5084] Call trace: [ 109.251438][ T5084] btrfs_run_delayed_refs+0x3f4/0x46c [ 109.252993][ T5084] btrfs_commit_transaction+0x1b8/0x3044 [ 109.254486][ T5084] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 109.256000][ T5084] btrfs_ioctl+0x5f0/0xb38 [ 109.257216][ T5084] __arm64_sys_ioctl+0x14c/0x1c8 [ 109.258661][ T5084] invoke_syscall+0x98/0x2b8 [ 109.259928][ T5084] el0_svc_common+0x138/0x258 [ 109.261198][ T5084] do_el0_svc+0x58/0x14c [ 109.262300][ T5084] el0_svc+0x78/0x1e0 [ 109.263342][ T5084] el0t_64_sync_handler+0xcc/0xe4 [ 109.264784][ T5084] el0t_64_sync+0x1a0/0x1a4 [ 109.266069][ T5084] irq event stamp: 81956 [ 109.267274][ T5084] hardirqs last enabled at (81955): [] __up_console_sem+0xb4/0x100 [ 109.269937][ T5084] hardirqs last disabled at (81956): [] el1_dbg+0x24/0x80 [ 109.272352][ T5084] softirqs last enabled at (81944): [] handle_softirqs+0xa4c/0xbf0 [ 109.275082][ T5084] softirqs last disabled at (81885): [] __irq_exit_rcu+0x240/0x440 [ 109.277800][ T5084] ---[ end trace 7c6d4cf4204ea31e ]--- [ 109.279994][ T5084] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 109.282878][ T5084] BTRFS info (device loop0): forced readonly [ 109.366949][ T4570] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 9 /dev/loop0 scanned by udevd (4570) [ 109.562421][ T5106] loop0: detected capacity change from 0 to 32768 [ 109.676483][ T5106] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 109.678795][ T5106] BTRFS info (device loop0): enabling auto defrag [ 109.680473][ T5106] BTRFS info (device loop0): enabling ssd optimizations [ 109.686529][ T5106] BTRFS info (device loop0): using spread ssd allocation scheme [ 109.688573][ T5106] BTRFS info (device loop0): max_inline at 0 [ 109.690161][ T5106] BTRFS info (device loop0): force clearing of disk cache [ 109.692012][ T5106] BTRFS info (device loop0): turning on sync discard [ 109.694977][ T5106] BTRFS info (device loop0): disabling free space tree [ 109.697685][ T5106] BTRFS info (device loop0): has skinny extents [ 109.771948][ T5106] FAULT_INJECTION: forcing a failure. [ 109.771948][ T5106] name failslab, interval 1, probability 0, space 0, times 0 [ 109.783710][ T5106] CPU: 0 PID: 5106 Comm: syz.0.23 Tainted: G W 5.15.189-syzkaller #0 [ 109.786113][ T5106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.788677][ T5106] Call trace: [ 109.789496][ T5106] dump_backtrace+0x0/0x43c [ 109.790635][ T5106] show_stack+0x2c/0x3c [ 109.791744][ T5106] __dump_stack+0x30/0x40 [ 109.792889][ T5106] dump_stack_lvl+0xf8/0x160 [ 109.794141][ T5106] dump_stack+0x1c/0x5c [ 109.795240][ T5106] should_fail+0x3c0/0x51c [ 109.796413][ T5106] __should_failslab+0xbc/0x10c [ 109.797709][ T5106] should_failslab+0x10/0x28 [ 109.798901][ T5106] slab_pre_alloc_hook+0x64/0xec [ 109.800197][ T5106] kmem_cache_alloc+0x94/0x3e4 [ 109.801461][ T5106] btrfs_alloc_path+0x5c/0x68 [ 109.802709][ T5106] __btrfs_run_delayed_refs+0xd70/0x3354 [ 109.804202][ T5106] btrfs_run_delayed_refs+0x124/0x46c [ 109.805619][ T5106] btrfs_commit_transaction+0x1b8/0x3044 [ 109.807099][ T5106] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 109.808531][ T5106] btrfs_ioctl+0x5f0/0xb38 [ 109.809737][ T5106] __arm64_sys_ioctl+0x14c/0x1c8 [ 109.811022][ T5106] invoke_syscall+0x98/0x2b8 [ 109.812223][ T5106] el0_svc_common+0x138/0x258 [ 109.813449][ T5106] do_el0_svc+0x58/0x14c [ 109.814593][ T5106] el0_svc+0x78/0x1e0 [ 109.815650][ T5106] el0t_64_sync_handler+0xcc/0xe4 [ 109.817007][ T5106] el0t_64_sync+0x1a0/0x1a4 [ 109.823026][ T5106] BTRFS error (device loop0): failed to run delayed ref for logical 5246976 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 109.827195][ T5106] ------------[ cut here ]------------ [ 109.829054][ T5106] WARNING: CPU: 0 PID: 5106 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 109.831797][ T5106] Modules linked in: [ 109.832833][ T5106] CPU: 0 PID: 5106 Comm: syz.0.23 Tainted: G W 5.15.189-syzkaller #0 [ 109.835283][ T5106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.837934][ T5106] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 109.840040][ T5106] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 109.841536][ T5106] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 109.843089][ T5106] sp : ffff8000205677d0 [ 109.844170][ T5106] x29: ffff8000205677e0 x28: ffff0000dbf50000 x27: dfff800000000000 [ 109.846283][ T5106] x26: ffff0000dbf50024 x25: ffff0000e8b14000 x24: 1fffe0001bdf0d55 [ 109.848441][ T5106] x23: 1fffe0001bdf0d55 x22: ffff0000def86aa8 x21: 00000000fffffff4 [ 109.850606][ T5106] x20: 0000000000000051 x19: ffff0000def86a50 x18: 0000000000000001 [ 109.852743][ T5106] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 109.855015][ T5106] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 109.857149][ T5106] x11: 0000000000000000 x10: 0000000000000000 x9 : 1fa4704a9caf4600 [ 109.859257][ T5106] x8 : 1fa4704a9caf4600 x7 : 0000000000000001 x6 : 0000000000000001 [ 109.861419][ T5106] x5 : ffff8000205670b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 109.863624][ T5106] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 109.865870][ T5106] Call trace: [ 109.866820][ T5106] btrfs_run_delayed_refs+0x3f4/0x46c [ 109.868294][ T5106] btrfs_commit_transaction+0x1b8/0x3044 [ 109.869871][ T5106] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 109.871373][ T5106] btrfs_ioctl+0x5f0/0xb38 [ 109.872658][ T5106] __arm64_sys_ioctl+0x14c/0x1c8 [ 109.874064][ T5106] invoke_syscall+0x98/0x2b8 [ 109.875338][ T5106] el0_svc_common+0x138/0x258 [ 109.876703][ T5106] do_el0_svc+0x58/0x14c [ 109.877913][ T5106] el0_svc+0x78/0x1e0 [ 109.879021][ T5106] el0t_64_sync_handler+0xcc/0xe4 [ 109.880333][ T5106] el0t_64_sync+0x1a0/0x1a4 [ 109.881600][ T5106] irq event stamp: 81450 [ 109.882760][ T5106] hardirqs last enabled at (81449): [] __up_console_sem+0xb4/0x100 [ 109.885442][ T5106] hardirqs last disabled at (81450): [] el1_dbg+0x24/0x80 [ 109.887903][ T5106] softirqs last enabled at (81402): [] handle_softirqs+0xa4c/0xbf0 [ 109.890545][ T5106] softirqs last disabled at (81347): [] __irq_exit_rcu+0x240/0x440 [ 109.893303][ T5106] ---[ end trace 7c6d4cf4204ea31f ]--- [ 109.902986][ T5106] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 110.235132][ T5129] loop0: detected capacity change from 0 to 32768 [ 110.294699][ T5129] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5129) [ 110.560505][ T5129] btrfs_printk: 13 callbacks suppressed [ 110.560517][ T5129] BTRFS info (device loop0): clearing free space tree [ 110.564208][ T5129] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 110.566716][ T5129] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 110.587519][ T5129] FAULT_INJECTION: forcing a failure. [ 110.587519][ T5129] name failslab, interval 1, probability 0, space 0, times 0 [ 110.590820][ T5129] CPU: 1 PID: 5129 Comm: syz.0.24 Tainted: G W 5.15.189-syzkaller #0 [ 110.593208][ T5129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.595871][ T5129] Call trace: [ 110.596715][ T5129] dump_backtrace+0x0/0x43c [ 110.597888][ T5129] show_stack+0x2c/0x3c [ 110.598964][ T5129] __dump_stack+0x30/0x40 [ 110.600094][ T5129] dump_stack_lvl+0xf8/0x160 [ 110.601268][ T5129] dump_stack+0x1c/0x5c [ 110.602351][ T5129] should_fail+0x3c0/0x51c [ 110.603518][ T5129] __should_failslab+0xbc/0x10c [ 110.604789][ T5129] should_failslab+0x10/0x28 [ 110.605964][ T5129] slab_pre_alloc_hook+0x64/0xec [ 110.607247][ T5129] kmem_cache_alloc+0x94/0x3e4 [ 110.608499][ T5129] btrfs_alloc_path+0x5c/0x68 [ 110.609738][ T5129] __btrfs_free_extent+0x19c/0x1aa4 [ 110.611132][ T5129] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 110.612621][ T5129] btrfs_run_delayed_refs+0x124/0x46c [ 110.614054][ T5129] btrfs_commit_transaction+0x1b8/0x3044 [ 110.615558][ T5129] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 110.617001][ T5129] btrfs_ioctl+0x5f0/0xb38 [ 110.618213][ T5129] __arm64_sys_ioctl+0x14c/0x1c8 [ 110.619516][ T5129] invoke_syscall+0x98/0x2b8 [ 110.620742][ T5129] el0_svc_common+0x138/0x258 [ 110.621981][ T5129] do_el0_svc+0x58/0x14c [ 110.623091][ T5129] el0_svc+0x78/0x1e0 [ 110.624147][ T5129] el0t_64_sync_handler+0xcc/0xe4 [ 110.625475][ T5129] el0t_64_sync+0x1a0/0x1a4 [ 110.681552][ T5129] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 110.685566][ T5129] ------------[ cut here ]------------ [ 110.687417][ T5129] WARNING: CPU: 1 PID: 5129 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 110.690233][ T5129] Modules linked in: [ 110.691342][ T5129] CPU: 1 PID: 5129 Comm: syz.0.24 Tainted: G W 5.15.189-syzkaller #0 [ 110.693981][ T5129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.696760][ T5129] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 110.699008][ T5129] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 110.700547][ T5129] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 110.702214][ T5129] sp : ffff80001fa477d0 [ 110.703366][ T5129] x29: ffff80001fa477e0 x28: ffff0000dbfae000 x27: dfff800000000000 [ 110.705564][ T5129] x26: ffff0000dbfae024 x25: ffff0000d6e8c000 x24: 1fffe0001bdba8e7 [ 110.707765][ T5129] x23: 1fffe0001bdba8e7 x22: ffff0000dedd4738 x21: 00000000fffffff4 [ 110.709914][ T5129] x20: 0000000000000051 x19: ffff0000dedd46e0 x18: 0000000000000001 [ 110.712029][ T5129] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 110.714204][ T5129] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 110.716373][ T5129] x11: 0000000000000000 x10: 0000000000000000 x9 : 48602d379fb10400 [ 110.718617][ T5129] x8 : 48602d379fb10400 x7 : 0000000000000001 x6 : 0000000000000001 [ 110.721011][ T5129] x5 : ffff80001fa470b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 110.723168][ T5129] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 110.725402][ T5129] Call trace: [ 110.726325][ T5129] btrfs_run_delayed_refs+0x3f4/0x46c [ 110.727817][ T5129] btrfs_commit_transaction+0x1b8/0x3044 [ 110.729311][ T5129] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 110.730770][ T5129] btrfs_ioctl+0x5f0/0xb38 [ 110.731945][ T5129] __arm64_sys_ioctl+0x14c/0x1c8 [ 110.733297][ T5129] invoke_syscall+0x98/0x2b8 [ 110.734547][ T5129] el0_svc_common+0x138/0x258 [ 110.735774][ T5129] do_el0_svc+0x58/0x14c [ 110.736915][ T5129] el0_svc+0x78/0x1e0 [ 110.737990][ T5129] el0t_64_sync_handler+0xcc/0xe4 [ 110.739317][ T5129] el0t_64_sync+0x1a0/0x1a4 [ 110.740518][ T5129] irq event stamp: 82296 [ 110.741719][ T5129] hardirqs last enabled at (82295): [] __up_console_sem+0xb4/0x100 [ 110.744302][ T5129] hardirqs last disabled at (82296): [] el1_dbg+0x24/0x80 [ 110.746630][ T5129] softirqs last enabled at (82268): [] handle_softirqs+0xa4c/0xbf0 [ 110.749212][ T5129] softirqs last disabled at (82171): [] __irq_exit_rcu+0x240/0x440 [ 110.751798][ T5129] ---[ end trace 7c6d4cf4204ea320 ]--- [ 110.765279][ T5129] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 110.768356][ T5129] BTRFS info (device loop0): forced readonly 1970/01/01 00:01:50 executed programs: 11 [ 111.117170][ T5152] loop0: detected capacity change from 0 to 32768 [ 111.125474][ T5152] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5152) [ 111.137603][ T5152] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 111.139860][ T5152] BTRFS info (device loop0): enabling auto defrag [ 111.141530][ T5152] BTRFS info (device loop0): enabling ssd optimizations [ 111.143736][ T5152] BTRFS info (device loop0): using spread ssd allocation scheme [ 111.145731][ T5152] BTRFS info (device loop0): max_inline at 0 [ 111.147425][ T5152] BTRFS info (device loop0): force clearing of disk cache [ 111.149306][ T5152] BTRFS info (device loop0): turning on sync discard [ 111.151034][ T5152] BTRFS info (device loop0): disabling free space tree [ 111.152928][ T5152] BTRFS info (device loop0): has skinny extents [ 111.169188][ T5152] BTRFS info (device loop0): clearing free space tree [ 111.171085][ T5152] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 111.173724][ T5152] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 111.182958][ T5152] FAULT_INJECTION: forcing a failure. [ 111.182958][ T5152] name failslab, interval 1, probability 0, space 0, times 0 [ 111.186420][ T5152] CPU: 0 PID: 5152 Comm: syz.0.25 Tainted: G W 5.15.189-syzkaller #0 [ 111.188959][ T5152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.191662][ T5152] Call trace: [ 111.192522][ T5152] dump_backtrace+0x0/0x43c [ 111.193733][ T5152] show_stack+0x2c/0x3c [ 111.194820][ T5152] __dump_stack+0x30/0x40 [ 111.195960][ T5152] dump_stack_lvl+0xf8/0x160 [ 111.197227][ T5152] dump_stack+0x1c/0x5c [ 111.198401][ T5152] should_fail+0x3c0/0x51c [ 111.199562][ T5152] __should_failslab+0xbc/0x10c [ 111.200895][ T5152] should_failslab+0x10/0x28 [ 111.202080][ T5152] slab_pre_alloc_hook+0x64/0xec [ 111.203385][ T5152] kmem_cache_alloc+0x94/0x3e4 [ 111.204625][ T5152] start_transaction+0x4d0/0x13f0 [ 111.205933][ T5152] btrfs_start_transaction+0x34/0x44 [ 111.207372][ T5152] btrfs_ioctl_set_fslabel+0x28c/0x384 [ 111.208830][ T5152] btrfs_ioctl+0x5f0/0xb38 [ 111.210005][ T5152] __arm64_sys_ioctl+0x14c/0x1c8 [ 111.211323][ T5152] invoke_syscall+0x98/0x2b8 [ 111.212519][ T5152] el0_svc_common+0x138/0x258 [ 111.213796][ T5152] do_el0_svc+0x58/0x14c [ 111.214953][ T5152] el0_svc+0x78/0x1e0 [ 111.216004][ T5152] el0t_64_sync_handler+0xcc/0xe4 [ 111.217359][ T5152] el0t_64_sync+0x1a0/0x1a4 [ 111.359598][ T4570] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 11 /dev/loop0 scanned by udevd (4570) [ 111.532712][ T5173] loop0: detected capacity change from 0 to 32768 [ 111.657313][ T5173] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 111.659718][ T5173] BTRFS info (device loop0): enabling auto defrag [ 111.661363][ T5173] BTRFS info (device loop0): enabling ssd optimizations [ 111.665013][ T5173] BTRFS info (device loop0): using spread ssd allocation scheme [ 111.667092][ T5173] BTRFS info (device loop0): max_inline at 0 [ 111.668657][ T5173] BTRFS info (device loop0): force clearing of disk cache [ 111.670504][ T5173] BTRFS info (device loop0): turning on sync discard [ 111.672806][ T5173] BTRFS info (device loop0): disabling free space tree [ 111.674558][ T5173] BTRFS info (device loop0): has skinny extents [ 111.694723][ T5173] BTRFS info (device loop0): clearing free space tree [ 111.696551][ T5173] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 111.699118][ T5173] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 111.708459][ T5173] FAULT_INJECTION: forcing a failure. [ 111.708459][ T5173] name failslab, interval 1, probability 0, space 0, times 0 [ 111.711761][ T5173] CPU: 0 PID: 5173 Comm: syz.0.26 Tainted: G W 5.15.189-syzkaller #0 [ 111.714303][ T5173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.716958][ T5173] Call trace: [ 111.717813][ T5173] dump_backtrace+0x0/0x43c [ 111.719001][ T5173] show_stack+0x2c/0x3c [ 111.720089][ T5173] __dump_stack+0x30/0x40 [ 111.721195][ T5173] dump_stack_lvl+0xf8/0x160 [ 111.722392][ T5173] dump_stack+0x1c/0x5c [ 111.723481][ T5173] should_fail+0x3c0/0x51c [ 111.724662][ T5173] __should_failslab+0xbc/0x10c [ 111.725970][ T5173] should_failslab+0x10/0x28 [ 111.727136][ T5173] slab_pre_alloc_hook+0x64/0xec [ 111.728430][ T5173] kmem_cache_alloc+0x94/0x3e4 [ 111.729674][ T5173] btrfs_alloc_path+0x5c/0x68 [ 111.730929][ T5173] __btrfs_free_extent+0x19c/0x1aa4 [ 111.732263][ T5173] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 111.733754][ T5173] btrfs_run_delayed_refs+0x124/0x46c [ 111.735186][ T5173] btrfs_commit_transaction+0x1b8/0x3044 [ 111.736639][ T5173] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 111.738127][ T5173] btrfs_ioctl+0x5f0/0xb38 [ 111.739358][ T5173] __arm64_sys_ioctl+0x14c/0x1c8 [ 111.740760][ T5173] invoke_syscall+0x98/0x2b8 [ 111.742096][ T5173] el0_svc_common+0x138/0x258 [ 111.743369][ T5173] do_el0_svc+0x58/0x14c [ 111.744499][ T5173] el0_svc+0x78/0x1e0 [ 111.745619][ T5173] el0t_64_sync_handler+0xcc/0xe4 [ 111.747045][ T5173] el0t_64_sync+0x1a0/0x1a4 [ 111.750320][ T5173] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 111.754003][ T5173] ------------[ cut here ]------------ [ 111.755640][ T5173] WARNING: CPU: 0 PID: 5173 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 111.758250][ T5173] Modules linked in: [ 111.759253][ T5173] CPU: 0 PID: 5173 Comm: syz.0.26 Tainted: G W 5.15.189-syzkaller #0 [ 111.761723][ T5173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.764406][ T5173] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 111.766459][ T5173] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 111.767949][ T5173] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 111.769479][ T5173] sp : ffff800020dd77d0 [ 111.770572][ T5173] x29: ffff800020dd77e0 x28: ffff0000d9aad000 x27: dfff800000000000 [ 111.772717][ T5173] x26: ffff0000d9aad024 x25: ffff0000d7640000 x24: 1fffe0001bdf0dd9 [ 111.774837][ T5173] x23: 1fffe0001bdf0dd9 x22: ffff0000def86ec8 x21: 00000000fffffff4 [ 111.777089][ T5173] x20: 0000000000000051 x19: ffff0000def86e70 x18: 0000000000000001 [ 111.779231][ T5173] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 111.781467][ T5173] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 111.783605][ T5173] x11: 0000000000000000 x10: 0000000000000000 x9 : 45ec811ebdeac600 [ 111.785741][ T5173] x8 : 45ec811ebdeac600 x7 : 0000000000000001 x6 : 0000000000000001 [ 111.787858][ T5173] x5 : ffff800020dd70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 111.790038][ T5173] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 111.792277][ T5173] Call trace: [ 111.793203][ T5173] btrfs_run_delayed_refs+0x3f4/0x46c [ 111.794713][ T5173] btrfs_commit_transaction+0x1b8/0x3044 [ 111.796317][ T5173] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 111.797888][ T5173] btrfs_ioctl+0x5f0/0xb38 [ 111.799140][ T5173] __arm64_sys_ioctl+0x14c/0x1c8 [ 111.800558][ T5173] invoke_syscall+0x98/0x2b8 [ 111.801896][ T5173] el0_svc_common+0x138/0x258 [ 111.803222][ T5173] do_el0_svc+0x58/0x14c [ 111.804364][ T5173] el0_svc+0x78/0x1e0 [ 111.805495][ T5173] el0t_64_sync_handler+0xcc/0xe4 [ 111.806897][ T5173] el0t_64_sync+0x1a0/0x1a4 [ 111.808176][ T5173] irq event stamp: 81626 [ 111.809381][ T5173] hardirqs last enabled at (81625): [] __up_console_sem+0xb4/0x100 [ 111.812096][ T5173] hardirqs last disabled at (81626): [] el1_dbg+0x24/0x80 [ 111.814486][ T5173] softirqs last enabled at (81604): [] handle_softirqs+0xa4c/0xbf0 [ 111.817223][ T5173] softirqs last disabled at (81577): [] __irq_exit_rcu+0x240/0x440 [ 111.819898][ T5173] ---[ end trace 7c6d4cf4204ea321 ]--- [ 111.824230][ T5173] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 111.827085][ T5173] BTRFS info (device loop0): forced readonly [ 112.193407][ T5196] loop0: detected capacity change from 0 to 32768 [ 112.252099][ T5196] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5196) [ 112.260107][ T5196] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 112.265148][ T5196] BTRFS info (device loop0): enabling auto defrag [ 112.266890][ T5196] BTRFS info (device loop0): enabling ssd optimizations [ 112.268649][ T5196] BTRFS info (device loop0): using spread ssd allocation scheme [ 112.270848][ T5196] BTRFS info (device loop0): max_inline at 0 [ 112.273836][ T5196] BTRFS info (device loop0): force clearing of disk cache [ 112.275918][ T5196] BTRFS info (device loop0): turning on sync discard [ 112.277896][ T5196] BTRFS info (device loop0): disabling free space tree [ 112.279889][ T5196] BTRFS info (device loop0): has skinny extents [ 112.297895][ T5196] BTRFS info (device loop0): clearing free space tree [ 112.299803][ T5196] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 112.302789][ T5196] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 112.313847][ T5196] FAULT_INJECTION: forcing a failure. [ 112.313847][ T5196] name failslab, interval 1, probability 0, space 0, times 0 [ 112.317155][ T5196] CPU: 1 PID: 5196 Comm: syz.0.27 Tainted: G W 5.15.189-syzkaller #0 [ 112.319550][ T5196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.322139][ T5196] Call trace: [ 112.322984][ T5196] dump_backtrace+0x0/0x43c [ 112.324157][ T5196] show_stack+0x2c/0x3c [ 112.325290][ T5196] __dump_stack+0x30/0x40 [ 112.326425][ T5196] dump_stack_lvl+0xf8/0x160 [ 112.327631][ T5196] dump_stack+0x1c/0x5c [ 112.328726][ T5196] should_fail+0x3c0/0x51c [ 112.329883][ T5196] __should_failslab+0xbc/0x10c [ 112.331145][ T5196] should_failslab+0x10/0x28 [ 112.332437][ T5196] slab_pre_alloc_hook+0x64/0xec [ 112.333850][ T5196] kmem_cache_alloc+0x94/0x3e4 [ 112.335191][ T5196] btrfs_alloc_path+0x5c/0x68 [ 112.336413][ T5196] __btrfs_free_extent+0x19c/0x1aa4 [ 112.337803][ T5196] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 112.339297][ T5196] btrfs_run_delayed_refs+0x124/0x46c [ 112.340781][ T5196] btrfs_commit_transaction+0x1b8/0x3044 [ 112.342342][ T5196] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 112.343803][ T5196] btrfs_ioctl+0x5f0/0xb38 [ 112.344974][ T5196] __arm64_sys_ioctl+0x14c/0x1c8 [ 112.346365][ T5196] invoke_syscall+0x98/0x2b8 [ 112.347659][ T5196] el0_svc_common+0x138/0x258 [ 112.349001][ T5196] do_el0_svc+0x58/0x14c [ 112.350136][ T5196] el0_svc+0x78/0x1e0 [ 112.351241][ T5196] el0t_64_sync_handler+0xcc/0xe4 [ 112.352582][ T5196] el0t_64_sync+0x1a0/0x1a4 [ 112.358750][ T5196] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 112.362466][ T5196] ------------[ cut here ]------------ [ 112.364086][ T5196] WARNING: CPU: 1 PID: 5196 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 112.366677][ T5196] Modules linked in: [ 112.367649][ T5196] CPU: 1 PID: 5196 Comm: syz.0.27 Tainted: G W 5.15.189-syzkaller #0 [ 112.370149][ T5196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.372798][ T5196] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 112.374868][ T5196] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 112.376390][ T5196] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 112.377940][ T5196] sp : ffff8000208077d0 [ 112.379159][ T5196] x29: ffff8000208077e0 x28: ffff0000e89a6000 x27: dfff800000000000 [ 112.381463][ T5196] x26: ffff0000e89a6024 x25: ffff0000d8e84000 x24: 1fffe0001bdba93f [ 112.383674][ T5196] x23: 1fffe0001bdba93f x22: ffff0000dedd49f8 x21: 00000000fffffff4 [ 112.385934][ T5196] x20: 0000000000000051 x19: ffff0000dedd49a0 x18: 0000000000000001 [ 112.388094][ T5196] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 112.390223][ T5196] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 112.392293][ T5196] x11: 0000000000000000 x10: 0000000000000000 x9 : bfac7ce1a8633e00 [ 112.394415][ T5196] x8 : bfac7ce1a8633e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 112.396649][ T5196] x5 : ffff8000208070b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 112.398940][ T5196] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 112.401239][ T5196] Call trace: [ 112.402098][ T5196] btrfs_run_delayed_refs+0x3f4/0x46c [ 112.403610][ T5196] btrfs_commit_transaction+0x1b8/0x3044 [ 112.405163][ T5196] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 112.406740][ T5196] btrfs_ioctl+0x5f0/0xb38 [ 112.407965][ T5196] __arm64_sys_ioctl+0x14c/0x1c8 [ 112.409376][ T5196] invoke_syscall+0x98/0x2b8 [ 112.410701][ T5196] el0_svc_common+0x138/0x258 [ 112.412037][ T5196] do_el0_svc+0x58/0x14c [ 112.413264][ T5196] el0_svc+0x78/0x1e0 [ 112.414382][ T5196] el0t_64_sync_handler+0xcc/0xe4 [ 112.415714][ T5196] el0t_64_sync+0x1a0/0x1a4 [ 112.417006][ T5196] irq event stamp: 80680 [ 112.418169][ T5196] hardirqs last enabled at (80679): [] __up_console_sem+0xb4/0x100 [ 112.420952][ T5196] hardirqs last disabled at (80680): [] el1_dbg+0x24/0x80 [ 112.423331][ T5196] softirqs last enabled at (80656): [] handle_softirqs+0xa4c/0xbf0 [ 112.426063][ T5196] softirqs last disabled at (80625): [] __irq_exit_rcu+0x240/0x440 [ 112.428569][ T5196] ---[ end trace 7c6d4cf4204ea322 ]--- [ 112.433430][ T5196] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 112.435979][ T5196] BTRFS info (device loop0): forced readonly [ 112.711468][ T5218] loop0: detected capacity change from 0 to 32768 [ 112.823258][ T5218] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5218) [ 112.829799][ T5218] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 112.832079][ T5218] BTRFS info (device loop0): enabling auto defrag [ 112.835248][ T5218] BTRFS info (device loop0): enabling ssd optimizations [ 112.837281][ T5218] BTRFS info (device loop0): using spread ssd allocation scheme [ 112.839435][ T5218] BTRFS info (device loop0): max_inline at 0 [ 112.841174][ T5218] BTRFS info (device loop0): force clearing of disk cache [ 112.843714][ T5218] BTRFS info (device loop0): turning on sync discard [ 112.845587][ T5218] BTRFS info (device loop0): disabling free space tree [ 112.847333][ T5218] BTRFS info (device loop0): has skinny extents [ 112.863750][ T5218] BTRFS info (device loop0): clearing free space tree [ 112.865630][ T5218] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 112.868678][ T5218] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 112.879085][ T5218] FAULT_INJECTION: forcing a failure. [ 112.879085][ T5218] name failslab, interval 1, probability 0, space 0, times 0 [ 112.882523][ T5218] CPU: 1 PID: 5218 Comm: syz.0.28 Tainted: G W 5.15.189-syzkaller #0 [ 112.884930][ T5218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.887523][ T5218] Call trace: [ 112.888371][ T5218] dump_backtrace+0x0/0x43c [ 112.889596][ T5218] show_stack+0x2c/0x3c [ 112.890679][ T5218] __dump_stack+0x30/0x40 [ 112.891864][ T5218] dump_stack_lvl+0xf8/0x160 [ 112.893109][ T5218] dump_stack+0x1c/0x5c [ 112.894189][ T5218] should_fail+0x3c0/0x51c [ 112.895339][ T5218] __should_failslab+0xbc/0x10c [ 112.896614][ T5218] should_failslab+0x10/0x28 [ 112.897803][ T5218] slab_pre_alloc_hook+0x64/0xec [ 112.899090][ T5218] kmem_cache_alloc+0x94/0x3e4 [ 112.900315][ T5218] btrfs_alloc_path+0x5c/0x68 [ 112.901538][ T5218] __btrfs_run_delayed_refs+0xd70/0x3354 [ 112.903037][ T5218] btrfs_run_delayed_refs+0x124/0x46c [ 112.904635][ T5218] btrfs_commit_transaction+0x1b8/0x3044 [ 112.906262][ T5218] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 112.907713][ T5218] btrfs_ioctl+0x5f0/0xb38 [ 112.908898][ T5218] __arm64_sys_ioctl+0x14c/0x1c8 [ 112.910289][ T5218] invoke_syscall+0x98/0x2b8 [ 112.911525][ T5218] el0_svc_common+0x138/0x258 [ 112.912866][ T5218] do_el0_svc+0x58/0x14c [ 112.913987][ T5218] el0_svc+0x78/0x1e0 [ 112.915024][ T5218] el0t_64_sync_handler+0xcc/0xe4 [ 112.916330][ T5218] el0t_64_sync+0x1a0/0x1a4 [ 112.920013][ T5218] BTRFS error (device loop0): failed to run delayed ref for logical 5251072 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 112.923502][ T5218] ------------[ cut here ]------------ [ 112.925199][ T5218] WARNING: CPU: 1 PID: 5218 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 112.927937][ T5218] Modules linked in: [ 112.928928][ T5218] CPU: 1 PID: 5218 Comm: syz.0.28 Tainted: G W 5.15.189-syzkaller #0 [ 112.931380][ T5218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.934032][ T5218] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 112.936105][ T5218] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 112.937601][ T5218] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 112.939137][ T5218] sp : ffff800020f277d0 [ 112.940212][ T5218] x29: ffff800020f277e0 x28: ffff0000c1c1f000 x27: dfff800000000000 [ 112.942303][ T5218] x26: ffff0000c1c1f024 x25: ffff0000db710000 x24: 1fffe0001bdba981 [ 112.944513][ T5218] x23: 1fffe0001bdba981 x22: ffff0000dedd4c08 x21: 00000000fffffff4 [ 112.946794][ T5218] x20: 0000000000000051 x19: ffff0000dedd4bb0 x18: 0000000000000001 [ 112.948980][ T5218] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 112.951211][ T5218] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 112.953376][ T5218] x11: 0000000000000000 x10: 0000000000000000 x9 : c145e2a9c4ecd100 [ 112.955446][ T5218] x8 : c145e2a9c4ecd100 x7 : 0000000000000001 x6 : 0000000000000001 [ 112.957566][ T5218] x5 : ffff800020f270b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 112.959828][ T5218] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 112.961981][ T5218] Call trace: [ 112.962899][ T5218] btrfs_run_delayed_refs+0x3f4/0x46c [ 112.964444][ T5218] btrfs_commit_transaction+0x1b8/0x3044 [ 112.965946][ T5218] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 112.967516][ T5218] btrfs_ioctl+0x5f0/0xb38 [ 112.968734][ T5218] __arm64_sys_ioctl+0x14c/0x1c8 [ 112.970080][ T5218] invoke_syscall+0x98/0x2b8 [ 112.971343][ T5218] el0_svc_common+0x138/0x258 [ 112.972577][ T5218] do_el0_svc+0x58/0x14c [ 112.973767][ T5218] el0_svc+0x78/0x1e0 [ 112.974887][ T5218] el0t_64_sync_handler+0xcc/0xe4 [ 112.976188][ T5218] el0t_64_sync+0x1a0/0x1a4 [ 112.977583][ T5218] irq event stamp: 82094 [ 112.978766][ T5218] hardirqs last enabled at (82093): [] __up_console_sem+0xb4/0x100 [ 112.981413][ T5218] hardirqs last disabled at (82094): [] el1_dbg+0x24/0x80 [ 112.983756][ T5218] softirqs last enabled at (82068): [] handle_softirqs+0xa4c/0xbf0 [ 112.986394][ T5218] softirqs last disabled at (82059): [] __irq_exit_rcu+0x240/0x440 [ 112.988998][ T5218] ---[ end trace 7c6d4cf4204ea323 ]--- [ 112.994026][ T5218] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 112.996689][ T5218] BTRFS info (device loop0): forced readonly [ 113.280241][ T5240] loop0: detected capacity change from 0 to 32768 [ 113.344226][ T5240] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5240) [ 113.364935][ T5240] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 113.367205][ T5240] BTRFS info (device loop0): enabling auto defrag [ 113.368879][ T5240] BTRFS info (device loop0): enabling ssd optimizations [ 113.370651][ T5240] BTRFS info (device loop0): using spread ssd allocation scheme [ 113.372850][ T5240] BTRFS info (device loop0): max_inline at 0 [ 113.374418][ T5240] BTRFS info (device loop0): force clearing of disk cache [ 113.376329][ T5240] BTRFS info (device loop0): turning on sync discard [ 113.378073][ T5240] BTRFS info (device loop0): disabling free space tree [ 113.380054][ T5240] BTRFS info (device loop0): has skinny extents [ 113.404068][ T5240] BTRFS info (device loop0): clearing free space tree [ 113.405862][ T5240] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 113.408320][ T5240] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 113.417726][ T5240] FAULT_INJECTION: forcing a failure. [ 113.417726][ T5240] name failslab, interval 1, probability 0, space 0, times 0 [ 113.421113][ T5240] CPU: 1 PID: 5240 Comm: syz.0.29 Tainted: G W 5.15.189-syzkaller #0 [ 113.423584][ T5240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 113.426409][ T5240] Call trace: [ 113.427300][ T5240] dump_backtrace+0x0/0x43c [ 113.428515][ T5240] show_stack+0x2c/0x3c [ 113.429630][ T5240] __dump_stack+0x30/0x40 [ 113.430770][ T5240] dump_stack_lvl+0xf8/0x160 [ 113.431985][ T5240] dump_stack+0x1c/0x5c [ 113.433077][ T5240] should_fail+0x3c0/0x51c [ 113.434240][ T5240] __should_failslab+0xbc/0x10c [ 113.435542][ T5240] should_failslab+0x10/0x28 [ 113.436764][ T5240] slab_pre_alloc_hook+0x64/0xec [ 113.438065][ T5240] kmem_cache_alloc+0x94/0x3e4 [ 113.439338][ T5240] btrfs_alloc_path+0x5c/0x68 [ 113.440581][ T5240] __btrfs_free_extent+0x19c/0x1aa4 [ 113.441951][ T5240] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 113.443461][ T5240] btrfs_run_delayed_refs+0x124/0x46c [ 113.444867][ T5240] btrfs_commit_transaction+0x1b8/0x3044 [ 113.446425][ T5240] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 113.447927][ T5240] btrfs_ioctl+0x5f0/0xb38 [ 113.449157][ T5240] __arm64_sys_ioctl+0x14c/0x1c8 [ 113.450495][ T5240] invoke_syscall+0x98/0x2b8 [ 113.451785][ T5240] el0_svc_common+0x138/0x258 [ 113.453104][ T5240] do_el0_svc+0x58/0x14c [ 113.454354][ T5240] el0_svc+0x78/0x1e0 [ 113.455442][ T5240] el0t_64_sync_handler+0xcc/0xe4 [ 113.456856][ T5240] el0t_64_sync+0x1a0/0x1a4 [ 113.459611][ T5240] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 113.463569][ T5240] ------------[ cut here ]------------ [ 113.465171][ T5240] WARNING: CPU: 1 PID: 5240 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 113.467799][ T5240] Modules linked in: [ 113.468801][ T5240] CPU: 1 PID: 5240 Comm: syz.0.29 Tainted: G W 5.15.189-syzkaller #0 [ 113.471309][ T5240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 113.473934][ T5240] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 113.476013][ T5240] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 113.477510][ T5240] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 113.478991][ T5240] sp : ffff8000210277d0 [ 113.480123][ T5240] x29: ffff8000210277e0 x28: ffff0000c1c1a000 x27: dfff800000000000 [ 113.482248][ T5240] x26: ffff0000c1c1a024 x25: ffff0000db710000 x24: 1fffe0001bdba9c3 [ 113.484434][ T5240] x23: 1fffe0001bdba9c3 x22: ffff0000dedd4e18 x21: 00000000fffffff4 [ 113.486635][ T5240] x20: 0000000000000051 x19: ffff0000dedd4dc0 x18: 0000000000000001 [ 113.488852][ T5240] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 113.490912][ T5240] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 113.493040][ T5240] x11: 0000000000000000 x10: 0000000000000000 x9 : 8cd9dde6e964fd00 [ 113.495152][ T5240] x8 : 8cd9dde6e964fd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 113.497288][ T5240] x5 : ffff8000210270b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 113.499509][ T5240] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 113.501755][ T5240] Call trace: [ 113.502661][ T5240] btrfs_run_delayed_refs+0x3f4/0x46c [ 113.504082][ T5240] btrfs_commit_transaction+0x1b8/0x3044 [ 113.505627][ T5240] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 113.507188][ T5240] btrfs_ioctl+0x5f0/0xb38 [ 113.508380][ T5240] __arm64_sys_ioctl+0x14c/0x1c8 [ 113.509782][ T5240] invoke_syscall+0x98/0x2b8 [ 113.510997][ T5240] el0_svc_common+0x138/0x258 [ 113.512335][ T5240] do_el0_svc+0x58/0x14c [ 113.513542][ T5240] el0_svc+0x78/0x1e0 [ 113.514739][ T5240] el0t_64_sync_handler+0xcc/0xe4 [ 113.516131][ T5240] el0t_64_sync+0x1a0/0x1a4 [ 113.517391][ T5240] irq event stamp: 81244 [ 113.518608][ T5240] hardirqs last enabled at (81243): [] __up_console_sem+0xb4/0x100 [ 113.521220][ T5240] hardirqs last disabled at (81244): [] el1_dbg+0x24/0x80 [ 113.523647][ T5240] softirqs last enabled at (81222): [] handle_softirqs+0xa4c/0xbf0 [ 113.526258][ T5240] softirqs last disabled at (80955): [] __irq_exit_rcu+0x240/0x440 [ 113.528955][ T5240] ---[ end trace 7c6d4cf4204ea324 ]--- [ 113.532597][ T5240] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 113.535336][ T5240] BTRFS info (device loop0): forced readonly [ 113.848702][ T5262] loop0: detected capacity change from 0 to 32768 [ 113.913503][ T5262] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5262) [ 113.921242][ T5262] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 113.923962][ T5262] BTRFS info (device loop0): enabling auto defrag [ 113.925661][ T5262] BTRFS info (device loop0): enabling ssd optimizations [ 113.927430][ T5262] BTRFS info (device loop0): using spread ssd allocation scheme [ 113.929524][ T5262] BTRFS info (device loop0): max_inline at 0 [ 113.931188][ T5262] BTRFS info (device loop0): force clearing of disk cache [ 113.933702][ T5262] BTRFS info (device loop0): turning on sync discard [ 113.935419][ T5262] BTRFS info (device loop0): disabling free space tree [ 113.937184][ T5262] BTRFS info (device loop0): has skinny extents [ 113.951700][ T5262] BTRFS info (device loop0): clearing free space tree [ 113.953818][ T5262] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 113.956301][ T5262] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 113.966858][ T5262] FAULT_INJECTION: forcing a failure. [ 113.966858][ T5262] name failslab, interval 1, probability 0, space 0, times 0 [ 113.970148][ T5262] CPU: 0 PID: 5262 Comm: syz.0.30 Tainted: G W 5.15.189-syzkaller #0 [ 113.972595][ T5262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 113.975300][ T5262] Call trace: [ 113.976162][ T5262] dump_backtrace+0x0/0x43c [ 113.977350][ T5262] show_stack+0x2c/0x3c [ 113.978473][ T5262] __dump_stack+0x30/0x40 [ 113.979632][ T5262] dump_stack_lvl+0xf8/0x160 [ 113.980850][ T5262] dump_stack+0x1c/0x5c [ 113.982043][ T5262] should_fail+0x3c0/0x51c [ 113.983202][ T5262] __should_failslab+0xbc/0x10c [ 113.984489][ T5262] should_failslab+0x10/0x28 [ 113.985686][ T5262] slab_pre_alloc_hook+0x64/0xec [ 113.986977][ T5262] kmem_cache_alloc+0x94/0x3e4 [ 113.988224][ T5262] btrfs_alloc_path+0x5c/0x68 [ 113.989464][ T5262] __btrfs_free_extent+0x19c/0x1aa4 [ 113.990831][ T5262] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 113.992312][ T5262] btrfs_run_delayed_refs+0x124/0x46c [ 113.993828][ T5262] btrfs_commit_transaction+0x1b8/0x3044 [ 113.995413][ T5262] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 113.996889][ T5262] btrfs_ioctl+0x5f0/0xb38 [ 113.998055][ T5262] __arm64_sys_ioctl+0x14c/0x1c8 [ 113.999369][ T5262] invoke_syscall+0x98/0x2b8 [ 114.000611][ T5262] el0_svc_common+0x138/0x258 [ 114.001945][ T5262] do_el0_svc+0x58/0x14c [ 114.003176][ T5262] el0_svc+0x78/0x1e0 [ 114.004309][ T5262] el0t_64_sync_handler+0xcc/0xe4 [ 114.005742][ T5262] el0t_64_sync+0x1a0/0x1a4 [ 114.009398][ T5262] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 114.013109][ T5262] ------------[ cut here ]------------ [ 114.014876][ T5262] WARNING: CPU: 0 PID: 5262 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 114.017706][ T5262] Modules linked in: [ 114.018757][ T5262] CPU: 0 PID: 5262 Comm: syz.0.30 Tainted: G W 5.15.189-syzkaller #0 [ 114.021188][ T5262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 114.023832][ T5262] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 114.025942][ T5262] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 114.027463][ T5262] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 114.028970][ T5262] sp : ffff8000212977d0 [ 114.030089][ T5262] x29: ffff8000212977e0 x28: ffff0000ca461000 x27: dfff800000000000 [ 114.032265][ T5262] x26: ffff0000ca461024 x25: ffff0000d7eb0000 x24: 1fffe0001bdf0def [ 114.034515][ T5262] x23: 1fffe0001bdf0def x22: ffff0000def86f78 x21: 00000000fffffff4 [ 114.036757][ T5262] x20: 0000000000000051 x19: ffff0000def86f20 x18: 0000000000000001 [ 114.039044][ T5262] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 114.041150][ T5262] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 114.043287][ T5262] x11: 0000000000000000 x10: 0000000000000000 x9 : f6b7779963312000 [ 114.045447][ T5262] x8 : f6b7779963312000 x7 : 0000000000000001 x6 : 0000000000000001 [ 114.047652][ T5262] x5 : ffff8000212970b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 114.049962][ T5262] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 114.052187][ T5262] Call trace: [ 114.053354][ T5262] btrfs_run_delayed_refs+0x3f4/0x46c [ 114.054956][ T5262] btrfs_commit_transaction+0x1b8/0x3044 [ 114.056533][ T5262] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 114.058104][ T5262] btrfs_ioctl+0x5f0/0xb38 [ 114.059309][ T5262] __arm64_sys_ioctl+0x14c/0x1c8 [ 114.060708][ T5262] invoke_syscall+0x98/0x2b8 [ 114.062038][ T5262] el0_svc_common+0x138/0x258 [ 114.063410][ T5262] do_el0_svc+0x58/0x14c [ 114.064504][ T5262] el0_svc+0x78/0x1e0 [ 114.065657][ T5262] el0t_64_sync_handler+0xcc/0xe4 [ 114.067124][ T5262] el0t_64_sync+0x1a0/0x1a4 [ 114.068451][ T5262] irq event stamp: 80974 [ 114.069638][ T5262] hardirqs last enabled at (80973): [] __up_console_sem+0xb4/0x100 [ 114.072249][ T5262] hardirqs last disabled at (80974): [] el1_dbg+0x24/0x80 [ 114.074592][ T5262] softirqs last enabled at (80952): [] handle_softirqs+0xa4c/0xbf0 [ 114.077289][ T5262] softirqs last disabled at (80937): [] __irq_exit_rcu+0x240/0x440 [ 114.079898][ T5262] ---[ end trace 7c6d4cf4204ea325 ]--- [ 114.085243][ T5262] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 114.087764][ T5262] BTRFS info (device loop0): forced readonly [ 114.386234][ T5284] loop0: detected capacity change from 0 to 32768 [ 114.473919][ T5284] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5284) [ 114.480204][ T5284] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 114.482840][ T5284] BTRFS info (device loop0): enabling auto defrag [ 114.484746][ T5284] BTRFS info (device loop0): enabling ssd optimizations [ 114.486520][ T5284] BTRFS info (device loop0): using spread ssd allocation scheme [ 114.488492][ T5284] BTRFS info (device loop0): max_inline at 0 [ 114.490016][ T5284] BTRFS info (device loop0): force clearing of disk cache [ 114.491877][ T5284] BTRFS info (device loop0): turning on sync discard [ 114.494055][ T5284] BTRFS info (device loop0): disabling free space tree [ 114.495905][ T5284] BTRFS info (device loop0): has skinny extents [ 114.511429][ T5284] BTRFS info (device loop0): clearing free space tree [ 114.513371][ T5284] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 114.515910][ T5284] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 114.526962][ T5284] FAULT_INJECTION: forcing a failure. [ 114.526962][ T5284] name failslab, interval 1, probability 0, space 0, times 0 [ 114.530418][ T5284] CPU: 1 PID: 5284 Comm: syz.0.31 Tainted: G W 5.15.189-syzkaller #0 [ 114.532845][ T5284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 114.535452][ T5284] Call trace: [ 114.536346][ T5284] dump_backtrace+0x0/0x43c [ 114.537490][ T5284] show_stack+0x2c/0x3c [ 114.538561][ T5284] __dump_stack+0x30/0x40 [ 114.539688][ T5284] dump_stack_lvl+0xf8/0x160 [ 114.540855][ T5284] dump_stack+0x1c/0x5c [ 114.541912][ T5284] should_fail+0x3c0/0x51c [ 114.543055][ T5284] __should_failslab+0xbc/0x10c [ 114.544301][ T5284] should_failslab+0x10/0x28 [ 114.545482][ T5284] slab_pre_alloc_hook+0x64/0xec [ 114.546751][ T5284] kmem_cache_alloc+0x94/0x3e4 [ 114.547958][ T5284] btrfs_alloc_path+0x5c/0x68 [ 114.549149][ T5284] __btrfs_run_delayed_refs+0xd70/0x3354 [ 114.550580][ T5284] btrfs_run_delayed_refs+0x124/0x46c [ 114.551940][ T5284] btrfs_commit_transaction+0x1b8/0x3044 [ 114.553371][ T5284] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 114.554820][ T5284] btrfs_ioctl+0x5f0/0xb38 [ 114.556018][ T5284] __arm64_sys_ioctl+0x14c/0x1c8 [ 114.557353][ T5284] invoke_syscall+0x98/0x2b8 [ 114.558527][ T5284] el0_svc_common+0x138/0x258 [ 114.559751][ T5284] do_el0_svc+0x58/0x14c [ 114.560865][ T5284] el0_svc+0x78/0x1e0 [ 114.561931][ T5284] el0t_64_sync_handler+0xcc/0xe4 [ 114.563262][ T5284] el0t_64_sync+0x1a0/0x1a4 [ 114.565942][ T5284] BTRFS error (device loop0): failed to run delayed ref for logical 5246976 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 114.569439][ T5284] ------------[ cut here ]------------ [ 114.571051][ T5284] WARNING: CPU: 1 PID: 5284 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 114.573864][ T5284] Modules linked in: [ 114.574922][ T5284] CPU: 1 PID: 5284 Comm: syz.0.31 Tainted: G W 5.15.189-syzkaller #0 [ 114.577440][ T5284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 114.580011][ T5284] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 114.582011][ T5284] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 114.583455][ T5284] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 114.584916][ T5284] sp : ffff8000212977d0 [ 114.585967][ T5284] x29: ffff8000212977e0 x28: ffff0000c1c1d000 x27: dfff800000000000 [ 114.588015][ T5284] x26: ffff0000c1c1d024 x25: ffff0000d89ac000 x24: 1fffe0001bdba837 [ 114.590053][ T5284] x23: 1fffe0001bdba837 x22: ffff0000dedd41b8 x21: 00000000fffffff4 [ 114.592130][ T5284] x20: 0000000000000051 x19: ffff0000dedd4160 x18: 0000000000000001 [ 114.594332][ T5284] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 114.596459][ T5284] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 114.598562][ T5284] x11: 0000000000000000 x10: 0000000000000000 x9 : 092c4a002545f300 [ 114.600625][ T5284] x8 : 092c4a002545f300 x7 : 0000000000000001 x6 : 0000000000000001 [ 114.602692][ T5284] x5 : ffff8000212970b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 114.604782][ T5284] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 114.606919][ T5284] Call trace: [ 114.607762][ T5284] btrfs_run_delayed_refs+0x3f4/0x46c [ 114.609297][ T5284] btrfs_commit_transaction+0x1b8/0x3044 [ 114.610808][ T5284] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 114.612351][ T5284] btrfs_ioctl+0x5f0/0xb38 [ 114.613697][ T5284] __arm64_sys_ioctl+0x14c/0x1c8 [ 114.615015][ T5284] invoke_syscall+0x98/0x2b8 [ 114.616261][ T5284] el0_svc_common+0x138/0x258 [ 114.617538][ T5284] do_el0_svc+0x58/0x14c [ 114.618720][ T5284] el0_svc+0x78/0x1e0 [ 114.619796][ T5284] el0t_64_sync_handler+0xcc/0xe4 [ 114.621222][ T5284] el0t_64_sync+0x1a0/0x1a4 [ 114.622440][ T5284] irq event stamp: 81704 [ 114.623566][ T5284] hardirqs last enabled at (81703): [] __up_console_sem+0xb4/0x100 [ 114.626141][ T5284] hardirqs last disabled at (81704): [] el1_dbg+0x24/0x80 [ 114.628460][ T5284] softirqs last enabled at (81666): [] handle_softirqs+0xa4c/0xbf0 [ 114.631082][ T5284] softirqs last disabled at (81653): [] __irq_exit_rcu+0x240/0x440 [ 114.633590][ T5284] ---[ end trace 7c6d4cf4204ea326 ]--- [ 114.635531][ T5284] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 114.638186][ T5284] BTRFS info (device loop0): forced readonly [ 114.916449][ T5306] loop0: detected capacity change from 0 to 32768 [ 114.990921][ T5306] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5306) [ 114.999353][ T5306] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 115.001506][ T5306] BTRFS info (device loop0): enabling auto defrag [ 115.003340][ T5306] BTRFS info (device loop0): enabling ssd optimizations [ 115.005111][ T5306] BTRFS info (device loop0): using spread ssd allocation scheme [ 115.007066][ T5306] BTRFS info (device loop0): max_inline at 0 [ 115.008529][ T5306] BTRFS info (device loop0): force clearing of disk cache [ 115.040262][ T5306] FAULT_INJECTION: forcing a failure. [ 115.040262][ T5306] name failslab, interval 1, probability 0, space 0, times 0 [ 115.043929][ T5306] CPU: 0 PID: 5306 Comm: syz.0.32 Tainted: G W 5.15.189-syzkaller #0 [ 115.046338][ T5306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 115.049019][ T5306] Call trace: [ 115.049842][ T5306] dump_backtrace+0x0/0x43c [ 115.050980][ T5306] show_stack+0x2c/0x3c [ 115.052054][ T5306] __dump_stack+0x30/0x40 [ 115.053220][ T5306] dump_stack_lvl+0xf8/0x160 [ 115.054442][ T5306] dump_stack+0x1c/0x5c [ 115.055561][ T5306] should_fail+0x3c0/0x51c [ 115.056773][ T5306] __should_failslab+0xbc/0x10c [ 115.058093][ T5306] should_failslab+0x10/0x28 [ 115.059289][ T5306] slab_pre_alloc_hook+0x64/0xec [ 115.060582][ T5306] kmem_cache_alloc+0x94/0x3e4 [ 115.061900][ T5306] btrfs_alloc_path+0x5c/0x68 [ 115.063146][ T5306] __btrfs_run_delayed_refs+0xd70/0x3354 [ 115.064621][ T5306] btrfs_run_delayed_refs+0x124/0x46c [ 115.066030][ T5306] btrfs_commit_transaction+0x1b8/0x3044 [ 115.067490][ T5306] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 115.068962][ T5306] btrfs_ioctl+0x5f0/0xb38 [ 115.070151][ T5306] __arm64_sys_ioctl+0x14c/0x1c8 [ 115.071581][ T5306] invoke_syscall+0x98/0x2b8 [ 115.072858][ T5306] el0_svc_common+0x138/0x258 [ 115.074194][ T5306] do_el0_svc+0x58/0x14c [ 115.075308][ T5306] el0_svc+0x78/0x1e0 [ 115.076355][ T5306] el0t_64_sync_handler+0xcc/0xe4 [ 115.077699][ T5306] el0t_64_sync+0x1a0/0x1a4 [ 115.083847][ T5306] BTRFS error (device loop0): failed to run delayed ref for logical 5251072 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 115.087536][ T5306] ------------[ cut here ]------------ [ 115.089238][ T5306] WARNING: CPU: 0 PID: 5306 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 115.091973][ T5306] Modules linked in: [ 115.092992][ T5306] CPU: 0 PID: 5306 Comm: syz.0.32 Tainted: G W 5.15.189-syzkaller #0 [ 115.095486][ T5306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 115.098182][ T5306] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 115.100272][ T5306] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 115.101796][ T5306] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 115.103356][ T5306] sp : ffff8000210377d0 [ 115.104448][ T5306] x29: ffff8000210377e0 x28: ffff0000ca462000 x27: dfff800000000000 [ 115.106596][ T5306] x26: ffff0000ca462024 x25: ffff0000d5a90000 x24: 1fffe0001bdf0cbb [ 115.108743][ T5306] x23: 1fffe0001bdf0cbb x22: ffff0000def865d8 x21: 00000000fffffff4 [ 115.110868][ T5306] x20: 0000000000000051 x19: ffff0000def86580 x18: 0000000000000001 [ 115.112974][ T5306] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 115.115111][ T5306] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 115.117230][ T5306] x11: 0000000000000000 x10: 0000000000000000 x9 : 1e9b7c7260a60c00 [ 115.119335][ T5306] x8 : 1e9b7c7260a60c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 115.121615][ T5306] x5 : ffff8000210370b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 115.124038][ T5306] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 115.126356][ T5306] Call trace: [ 115.127318][ T5306] btrfs_run_delayed_refs+0x3f4/0x46c [ 115.128811][ T5306] btrfs_commit_transaction+0x1b8/0x3044 [ 115.130388][ T5306] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 115.131994][ T5306] btrfs_ioctl+0x5f0/0xb38 [ 115.133251][ T5306] __arm64_sys_ioctl+0x14c/0x1c8 [ 115.134708][ T5306] invoke_syscall+0x98/0x2b8 [ 115.136033][ T5306] el0_svc_common+0x138/0x258 [ 115.137352][ T5306] do_el0_svc+0x58/0x14c [ 115.138574][ T5306] el0_svc+0x78/0x1e0 [ 115.139740][ T5306] el0t_64_sync_handler+0xcc/0xe4 [ 115.141219][ T5306] el0t_64_sync+0x1a0/0x1a4 [ 115.142535][ T5306] irq event stamp: 81548 [ 115.143722][ T5306] hardirqs last enabled at (81547): [] __up_console_sem+0xb4/0x100 [ 115.146567][ T5306] hardirqs last disabled at (81548): [] el1_dbg+0x24/0x80 [ 115.149076][ T5306] softirqs last enabled at (81510): [] handle_softirqs+0xa4c/0xbf0 [ 115.151778][ T5306] softirqs last disabled at (81491): [] __irq_exit_rcu+0x240/0x440 [ 115.154456][ T5306] ---[ end trace 7c6d4cf4204ea327 ]--- [ 115.159950][ T5306] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 115.507140][ T5328] loop0: detected capacity change from 0 to 32768 [ 115.571629][ T5328] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz.0.33 (5328) [ 115.578301][ T5328] btrfs_printk: 7 callbacks suppressed [ 115.578312][ T5328] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 115.582243][ T5328] BTRFS info (device loop0): enabling auto defrag