Warning: Permanently added '10.128.1.188' (ED25519) to the list of known hosts. 1970/01/01 00:01:02 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:02 ignoring optional flag "type"="gce" 1970/01/01 00:01:02 parsed 1 programs [ 62.731537][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:01:02 executed programs: 0 [ 62.874642][ T4337] chnl_net:caif_netlink_parms(): no params data found [ 62.918059][ T4337] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.920347][ T4337] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.923189][ T4337] device bridge_slave_0 entered promiscuous mode [ 62.927759][ T4337] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.929982][ T4337] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.932679][ T4337] device bridge_slave_1 entered promiscuous mode [ 62.960679][ T4337] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.967219][ T4337] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.987276][ T4337] team0: Port device team_slave_0 added [ 62.990730][ T4337] team0: Port device team_slave_1 added [ 63.007722][ T4337] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.009802][ T4337] 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. [ 63.017459][ T4337] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.021943][ T4337] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.023923][ T4337] 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. [ 63.033000][ T4337] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.077695][ T4337] device hsr_slave_0 entered promiscuous mode [ 63.115902][ T4337] device hsr_slave_1 entered promiscuous mode [ 63.807999][ T4337] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.858785][ T4337] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.888431][ T4337] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.956816][ T4337] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.072555][ T4337] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.080055][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.082741][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.088427][ T4337] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.093005][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.096347][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.099014][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.100963][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.104006][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.117404][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.120163][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.122761][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.124758][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.129616][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.132569][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.145657][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.149243][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.151915][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.154953][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.158026][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.160778][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.167379][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.174074][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.177377][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.181992][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.266013][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.268206][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.273751][ T4337] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.290302][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.295863][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.307671][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.310668][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.313583][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.317153][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.321971][ T4337] device veth0_vlan entered promiscuous mode [ 64.330202][ T4337] device veth1_vlan entered promiscuous mode [ 64.348461][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.351156][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.353743][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.358313][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.362681][ T4337] device veth0_macvtap entered promiscuous mode [ 64.367926][ T4337] device veth1_macvtap entered promiscuous mode [ 64.378881][ T4337] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.380983][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.384615][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.388138][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.390881][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.396233][ T4337] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.400160][ T4337] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.402452][ T4337] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.404836][ T4337] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.408347][ T4337] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.413295][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.416528][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.464568][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.468442][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.471505][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.492364][ T334] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.494743][ T334] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.498726][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.750982][ T4455] loop0: detected capacity change from 0 to 32768 [ 64.807420][ T4455] ======================================================= [ 64.807420][ T4455] WARNING: The mand mount option has been deprecated and [ 64.807420][ T4455] and is ignored by this kernel. Remove the mand [ 64.807420][ T4455] option from the mount to silence this warning. [ 64.807420][ T4455] ======================================================= [ 64.826850][ T4063] Bluetooth: hci0: command 0x0409 tx timeout [ 64.836074][ T4455] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4455) [ 64.857190][ T4455] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 64.859870][ T4455] BTRFS info (device loop0): use zlib compression, level 3 [ 64.861929][ T4455] BTRFS info (device loop0): disabling tree log [ 64.863693][ T4455] BTRFS info (device loop0): turning on sync discard [ 64.867627][ T4455] BTRFS info (device loop0): enabling ssd optimizations [ 64.869752][ T4455] BTRFS info (device loop0): using spread ssd allocation scheme [ 64.872057][ T4455] BTRFS info (device loop0): using free space tree [ 64.874082][ T4455] BTRFS info (device loop0): has skinny extents [ 65.011389][ T4455] FAULT_INJECTION: forcing a failure. [ 65.011389][ T4455] name failslab, interval 1, probability 0, space 0, times 1 [ 65.015081][ T4455] CPU: 1 PID: 4455 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 65.017474][ T4455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.020196][ T4455] Call trace: [ 65.021092][ T4455] dump_backtrace+0x0/0x43c [ 65.022303][ T4455] show_stack+0x2c/0x3c [ 65.023457][ T4455] __dump_stack+0x30/0x40 [ 65.024616][ T4455] dump_stack_lvl+0xf8/0x160 [ 65.025843][ T4455] dump_stack+0x1c/0x5c [ 65.026979][ T4455] should_fail+0x3c0/0x51c [ 65.028218][ T4455] __should_failslab+0xbc/0x10c [ 65.029608][ T4455] should_failslab+0x10/0x28 [ 65.030849][ T4455] slab_pre_alloc_hook+0x64/0xec [ 65.032154][ T4455] kmem_cache_alloc+0x94/0x3e4 [ 65.033501][ T4455] btrfs_alloc_path+0x5c/0x68 [ 65.034770][ T4455] __btrfs_run_delayed_refs+0xd70/0x3354 [ 65.036362][ T4455] btrfs_run_delayed_refs+0x124/0x46c [ 65.037902][ T4455] btrfs_commit_transaction+0x1b8/0x3044 [ 65.039449][ T4455] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 65.040949][ T4455] btrfs_ioctl+0x5f0/0xb38 [ 65.042170][ T4455] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.043569][ T4455] invoke_syscall+0x98/0x2b8 [ 65.044790][ T4455] el0_svc_common+0x138/0x258 [ 65.046069][ T4455] do_el0_svc+0x58/0x14c [ 65.047213][ T4455] el0_svc+0x78/0x1e0 [ 65.048269][ T4455] el0t_64_sync_handler+0xcc/0xe4 [ 65.049652][ T4455] el0t_64_sync+0x1a0/0x1a4 [ 65.061022][ T4455] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 65.065286][ T4455] ------------[ cut here ]------------ [ 65.085669][ T4455] WARNING: CPU: 1 PID: 4455 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 65.088596][ T4455] Modules linked in: [ 65.089675][ T4455] CPU: 1 PID: 4455 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 65.091985][ T4455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.094811][ T4455] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 65.096989][ T4455] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 65.098602][ T4455] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 65.100149][ T4455] sp : ffff80001f1977d0 [ 65.101321][ T4455] x29: ffff80001f1977e0 x28: ffff0000c8fe0000 x27: dfff800000000000 [ 65.103593][ T4455] x26: ffff0000c8fe0024 x25: ffff0000dbef8000 x24: 1fffe0001ba7ac21 [ 65.105811][ T4455] x23: 1fffe0001ba7ac21 x22: ffff0000dd3d6108 x21: 00000000fffffff4 [ 65.107943][ T4455] x20: 0000000000000051 x19: ffff0000dd3d60b0 x18: 0000000000000001 [ 65.110141][ T4455] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 65.112350][ T4455] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 65.114551][ T4455] x11: 0000000000000000 x10: 0000000000000000 x9 : 21874f53a6651000 [ 65.116721][ T4455] x8 : 21874f53a6651000 x7 : 0000000000000001 x6 : 0000000000000001 [ 65.118926][ T4455] x5 : ffff80001f1970b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 65.121066][ T4455] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 65.123298][ T4455] Call trace: [ 65.124222][ T4455] btrfs_run_delayed_refs+0x3f4/0x46c [ 65.125746][ T4455] btrfs_commit_transaction+0x1b8/0x3044 [ 65.127310][ T4455] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 65.128857][ T4455] btrfs_ioctl+0x5f0/0xb38 [ 65.130223][ T4455] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.131525][ T4455] invoke_syscall+0x98/0x2b8 [ 65.132819][ T4455] el0_svc_common+0x138/0x258 [ 65.134131][ T4455] do_el0_svc+0x58/0x14c [ 65.135300][ T4455] el0_svc+0x78/0x1e0 [ 65.136411][ T4455] el0t_64_sync_handler+0xcc/0xe4 [ 65.137842][ T4455] el0t_64_sync+0x1a0/0x1a4 [ 65.139081][ T4455] irq event stamp: 85484 [ 65.140224][ T4455] hardirqs last enabled at (85483): [] __up_console_sem+0xb4/0x100 [ 65.142824][ T4455] hardirqs last disabled at (85484): [] el1_dbg+0x24/0x80 [ 65.145236][ T4455] softirqs last enabled at (85472): [] handle_softirqs+0xa4c/0xbf0 [ 65.147964][ T4455] softirqs last disabled at (85251): [] __irq_exit_rcu+0x240/0x440 [ 65.150572][ T4455] ---[ end trace d49d81c81430396a ]--- [ 65.165610][ T4455] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 65.168527][ T4455] BTRFS info (device loop0): forced readonly [ 65.554656][ T4516] loop0: detected capacity change from 0 to 32768 [ 65.635904][ T4516] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4516) [ 65.643424][ T4516] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 65.649532][ T4516] BTRFS info (device loop0): use zlib compression, level 3 [ 65.651674][ T4516] BTRFS info (device loop0): disabling tree log [ 65.653455][ T4516] BTRFS info (device loop0): turning on sync discard [ 65.655237][ T4516] BTRFS info (device loop0): enabling ssd optimizations [ 65.658168][ T4516] BTRFS info (device loop0): using spread ssd allocation scheme [ 65.660805][ T4516] BTRFS info (device loop0): using free space tree [ 65.663111][ T4516] BTRFS info (device loop0): has skinny extents [ 65.740659][ T4516] FAULT_INJECTION: forcing a failure. [ 65.740659][ T4516] name failslab, interval 1, probability 0, space 0, times 0 [ 65.744423][ T4516] CPU: 1 PID: 4516 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.747225][ T4516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.749951][ T4516] Call trace: [ 65.750832][ T4516] dump_backtrace+0x0/0x43c [ 65.752078][ T4516] show_stack+0x2c/0x3c [ 65.753217][ T4516] __dump_stack+0x30/0x40 [ 65.754389][ T4516] dump_stack_lvl+0xf8/0x160 [ 65.755658][ T4516] dump_stack+0x1c/0x5c [ 65.756787][ T4516] should_fail+0x3c0/0x51c [ 65.757990][ T4516] __should_failslab+0xbc/0x10c [ 65.759313][ T4516] should_failslab+0x10/0x28 [ 65.760587][ T4516] slab_pre_alloc_hook+0x64/0xec [ 65.761979][ T4516] kmem_cache_alloc+0x94/0x3e4 [ 65.763368][ T4516] btrfs_alloc_path+0x5c/0x68 [ 65.764700][ T4516] __btrfs_free_extent+0x19c/0x1aa4 [ 65.766169][ T4516] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 65.767673][ T4516] btrfs_run_delayed_refs+0x124/0x46c [ 65.769178][ T4516] btrfs_commit_transaction+0x1b8/0x3044 [ 65.770749][ T4516] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 65.772235][ T4516] btrfs_ioctl+0x5f0/0xb38 [ 65.773459][ T4516] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.774803][ T4516] invoke_syscall+0x98/0x2b8 [ 65.776058][ T4516] el0_svc_common+0x138/0x258 [ 65.777477][ T4516] do_el0_svc+0x58/0x14c [ 65.778568][ T4516] el0_svc+0x78/0x1e0 [ 65.779647][ T4516] el0t_64_sync_handler+0xcc/0xe4 [ 65.781098][ T4516] el0t_64_sync+0x1a0/0x1a4 [ 65.815677][ T4516] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 65.821117][ T4516] ------------[ cut here ]------------ [ 65.822956][ T4516] WARNING: CPU: 0 PID: 4516 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 65.825858][ T4516] Modules linked in: [ 65.826927][ T4516] CPU: 0 PID: 4516 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.829670][ T4516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.832429][ T4516] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 65.834539][ T4516] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 65.836106][ T4516] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 65.837646][ T4516] sp : ffff80001f5677d0 [ 65.838741][ T4516] x29: ffff80001f5677e0 x28: ffff0000c80cd000 x27: dfff800000000000 [ 65.840941][ T4516] x26: ffff0000c80cd024 x25: ffff0000c5fe8000 x24: 1fffe0001ba7ac4d [ 65.843133][ T4516] x23: 1fffe0001ba7ac4d x22: ffff0000dd3d6268 x21: 00000000fffffff4 [ 65.845300][ T4516] x20: 0000000000000051 x19: ffff0000dd3d6210 x18: 0000000000000001 [ 65.847481][ T4516] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 65.849608][ T4516] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 65.851809][ T4516] x11: 0000000000000000 x10: 0000000000000000 x9 : c4af0f92a5e87900 [ 65.854058][ T4516] x8 : c4af0f92a5e87900 x7 : 0000000000000001 x6 : 0000000000000001 [ 65.856203][ T4516] x5 : ffff80001f5670b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 65.858433][ T4516] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 65.860723][ T4516] Call trace: [ 65.861597][ T4516] btrfs_run_delayed_refs+0x3f4/0x46c [ 65.863091][ T4516] btrfs_commit_transaction+0x1b8/0x3044 [ 65.864620][ T4516] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 65.866190][ T4516] btrfs_ioctl+0x5f0/0xb38 [ 65.867483][ T4516] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.868814][ T4516] invoke_syscall+0x98/0x2b8 [ 65.870047][ T4516] el0_svc_common+0x138/0x258 [ 65.871362][ T4516] do_el0_svc+0x58/0x14c [ 65.872510][ T4516] el0_svc+0x78/0x1e0 [ 65.873695][ T4516] el0t_64_sync_handler+0xcc/0xe4 [ 65.875090][ T4516] el0t_64_sync+0x1a0/0x1a4 [ 65.876321][ T4516] irq event stamp: 82182 [ 65.877502][ T4516] hardirqs last enabled at (82181): [] __up_console_sem+0xb4/0x100 [ 65.880160][ T4516] hardirqs last disabled at (82182): [] el1_dbg+0x24/0x80 [ 65.882593][ T4516] softirqs last enabled at (82140): [] handle_softirqs+0xa4c/0xbf0 [ 65.885211][ T4516] softirqs last disabled at (81951): [] __irq_exit_rcu+0x240/0x440 [ 65.887859][ T4516] ---[ end trace d49d81c81430396b ]--- [ 65.893370][ T4516] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 65.896198][ T4516] BTRFS info (device loop0): forced readonly [ 66.288167][ T4572] loop0: detected capacity change from 0 to 32768 [ 66.341068][ T4572] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4572) [ 66.354505][ T4572] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 66.361398][ T4572] BTRFS info (device loop0): use zlib compression, level 3 [ 66.363458][ T4572] BTRFS info (device loop0): disabling tree log [ 66.365121][ T4572] BTRFS info (device loop0): turning on sync discard [ 66.376522][ T4572] BTRFS info (device loop0): enabling ssd optimizations [ 66.378434][ T4572] BTRFS info (device loop0): using spread ssd allocation scheme [ 66.380591][ T4572] BTRFS info (device loop0): using free space tree [ 66.395403][ T4572] BTRFS info (device loop0): has skinny extents [ 66.522213][ T4572] FAULT_INJECTION: forcing a failure. [ 66.522213][ T4572] name failslab, interval 1, probability 0, space 0, times 0 [ 66.528234][ T4572] CPU: 1 PID: 4572 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.531052][ T4572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.533790][ T4572] Call trace: [ 66.534732][ T4572] dump_backtrace+0x0/0x43c [ 66.536013][ T4572] show_stack+0x2c/0x3c [ 66.537248][ T4572] __dump_stack+0x30/0x40 [ 66.538441][ T4572] dump_stack_lvl+0xf8/0x160 [ 66.539735][ T4572] dump_stack+0x1c/0x5c [ 66.540875][ T4572] should_fail+0x3c0/0x51c [ 66.542104][ T4572] __should_failslab+0xbc/0x10c [ 66.543479][ T4572] should_failslab+0x10/0x28 [ 66.544769][ T4572] slab_pre_alloc_hook+0x64/0xec [ 66.546228][ T4572] kmem_cache_alloc+0x94/0x3e4 [ 66.547465][ T4572] start_transaction+0x4d0/0x13f0 [ 66.548875][ T4572] btrfs_start_transaction+0x34/0x44 [ 66.550390][ T4572] btrfs_ioctl_set_fslabel+0x28c/0x384 [ 66.551835][ T4572] btrfs_ioctl+0x5f0/0xb38 [ 66.553089][ T4572] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.554511][ T4572] invoke_syscall+0x98/0x2b8 [ 66.555824][ T4572] el0_svc_common+0x138/0x258 [ 66.557108][ T4572] do_el0_svc+0x58/0x14c [ 66.558310][ T4572] el0_svc+0x78/0x1e0 [ 66.559412][ T4572] el0t_64_sync_handler+0xcc/0xe4 [ 66.560765][ T4572] el0t_64_sync+0x1a0/0x1a4 [ 66.906094][ T4063] Bluetooth: hci0: command 0x041b tx timeout [ 67.009454][ T4631] loop0: detected capacity change from 0 to 32768 [ 67.065663][ T4631] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4631) [ 67.077013][ T4631] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 67.079557][ T4631] BTRFS info (device loop0): use zlib compression, level 3 [ 67.081537][ T4631] BTRFS info (device loop0): disabling tree log [ 67.083208][ T4631] BTRFS info (device loop0): turning on sync discard [ 67.084983][ T4631] BTRFS info (device loop0): enabling ssd optimizations [ 67.100856][ T4631] BTRFS info (device loop0): using spread ssd allocation scheme [ 67.102937][ T4631] BTRFS info (device loop0): using free space tree [ 67.104683][ T4631] BTRFS info (device loop0): has skinny extents [ 67.183800][ T4631] FAULT_INJECTION: forcing a failure. [ 67.183800][ T4631] name failslab, interval 1, probability 0, space 0, times 0 [ 67.192064][ T4631] CPU: 0 PID: 4631 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.194786][ T4631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.197600][ T4631] Call trace: [ 67.198475][ T4631] dump_backtrace+0x0/0x43c [ 67.199741][ T4631] show_stack+0x2c/0x3c [ 67.200938][ T4631] __dump_stack+0x30/0x40 [ 67.202137][ T4631] dump_stack_lvl+0xf8/0x160 [ 67.203439][ T4631] dump_stack+0x1c/0x5c [ 67.204597][ T4631] should_fail+0x3c0/0x51c [ 67.205860][ T4631] __should_failslab+0xbc/0x10c [ 67.207230][ T4631] should_failslab+0x10/0x28 [ 67.208504][ T4631] slab_pre_alloc_hook+0x64/0xec [ 67.209898][ T4631] kmem_cache_alloc+0x94/0x3e4 [ 67.211170][ T4631] btrfs_alloc_path+0x5c/0x68 [ 67.212466][ T4631] __btrfs_run_delayed_refs+0xd70/0x3354 [ 67.214082][ T4631] btrfs_run_delayed_refs+0x124/0x46c [ 67.215792][ T4631] btrfs_commit_transaction+0x1b8/0x3044 [ 67.217566][ T4631] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 67.219084][ T4631] btrfs_ioctl+0x5f0/0xb38 [ 67.220414][ T4631] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.221836][ T4631] invoke_syscall+0x98/0x2b8 [ 67.223116][ T4631] el0_svc_common+0x138/0x258 [ 67.224536][ T4631] do_el0_svc+0x58/0x14c [ 67.225776][ T4631] el0_svc+0x78/0x1e0 [ 67.226919][ T4631] el0t_64_sync_handler+0xcc/0xe4 [ 67.228308][ T4631] el0t_64_sync+0x1a0/0x1a4 [ 67.258675][ T4631] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 67.267751][ T4631] ------------[ cut here ]------------ [ 67.269751][ T4631] WARNING: CPU: 0 PID: 4631 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 67.272767][ T4631] Modules linked in: [ 67.273855][ T4631] CPU: 0 PID: 4631 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.276598][ T4631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.279373][ T4631] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 67.281541][ T4631] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 67.283124][ T4631] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 67.284796][ T4631] sp : ffff80001f3977d0 [ 67.286025][ T4631] x29: ffff80001f3977e0 x28: ffff0000c0a8d000 x27: dfff800000000000 [ 67.288300][ T4631] x26: ffff0000c0a8d024 x25: ffff0000d3bdc000 x24: 1fffe00019eaa24d [ 67.290550][ T4631] x23: 1fffe00019eaa24d x22: ffff0000cf551268 x21: 00000000fffffff4 [ 67.292787][ T4631] x20: 0000000000000051 x19: ffff0000cf551210 x18: 0000000000000001 [ 67.294956][ T4631] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 67.297233][ T4631] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 67.299482][ T4631] x11: 0000000000000000 x10: 0000000000000000 x9 : e4382b8fff809300 [ 67.301739][ T4631] x8 : e4382b8fff809300 x7 : 0000000000000001 x6 : 0000000000000001 [ 67.304075][ T4631] x5 : ffff80001f3970b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 67.306436][ T4631] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 67.308735][ T4631] Call trace: [ 67.309666][ T4631] btrfs_run_delayed_refs+0x3f4/0x46c [ 67.311131][ T4631] btrfs_commit_transaction+0x1b8/0x3044 [ 67.312766][ T4631] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 67.314294][ T4631] btrfs_ioctl+0x5f0/0xb38 [ 67.315498][ T4631] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.316890][ T4631] invoke_syscall+0x98/0x2b8 [ 67.318162][ T4631] el0_svc_common+0x138/0x258 [ 67.319452][ T4631] do_el0_svc+0x58/0x14c [ 67.320675][ T4631] el0_svc+0x78/0x1e0 [ 67.321780][ T4631] el0t_64_sync_handler+0xcc/0xe4 [ 67.323166][ T4631] el0t_64_sync+0x1a0/0x1a4 [ 67.324436][ T4631] irq event stamp: 82632 [ 67.325617][ T4631] hardirqs last enabled at (82631): [] __up_console_sem+0xb4/0x100 [ 67.328293][ T4631] hardirqs last disabled at (82632): [] el1_dbg+0x24/0x80 [ 67.330722][ T4631] softirqs last enabled at (82584): [] handle_softirqs+0xa4c/0xbf0 [ 67.333339][ T4631] softirqs last disabled at (82535): [] __irq_exit_rcu+0x240/0x440 [ 67.336026][ T4631] ---[ end trace d49d81c81430396c ]--- [ 67.343159][ T4631] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 67.346033][ T4631] BTRFS info (device loop0): forced readonly [ 67.709343][ T4687] loop0: detected capacity change from 0 to 32768 [ 67.792094][ T4687] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4687) [ 67.802648][ T4687] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 67.805315][ T4687] BTRFS info (device loop0): use zlib compression, level 3 [ 67.808115][ T4687] BTRFS info (device loop0): disabling tree log [ 67.810055][ T4687] BTRFS info (device loop0): turning on sync discard [ 67.812194][ T4687] BTRFS info (device loop0): enabling ssd optimizations [ 67.814884][ T4687] BTRFS info (device loop0): using spread ssd allocation scheme [ 67.818953][ T4687] BTRFS info (device loop0): using free space tree [ 67.821161][ T4687] BTRFS info (device loop0): has skinny extents [ 67.911721][ T4687] FAULT_INJECTION: forcing a failure. [ 67.911721][ T4687] name failslab, interval 1, probability 0, space 0, times 0 [ 67.916175][ T4687] CPU: 0 PID: 4687 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.918964][ T4687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.921750][ T4687] Call trace: [ 67.922629][ T4687] dump_backtrace+0x0/0x43c [ 67.924170][ T4687] show_stack+0x2c/0x3c [ 67.925274][ T4687] __dump_stack+0x30/0x40 [ 67.926501][ T4687] dump_stack_lvl+0xf8/0x160 [ 67.927782][ T4687] dump_stack+0x1c/0x5c [ 67.928976][ T4687] should_fail+0x3c0/0x51c [ 67.930206][ T4687] __should_failslab+0xbc/0x10c [ 67.931584][ T4687] should_failslab+0x10/0x28 [ 67.932858][ T4687] slab_pre_alloc_hook+0x64/0xec [ 67.934231][ T4687] kmem_cache_alloc+0x94/0x3e4 [ 67.935556][ T4687] start_transaction+0x4d0/0x13f0 [ 67.936921][ T4687] btrfs_start_transaction+0x34/0x44 [ 67.938424][ T4687] btrfs_ioctl_set_fslabel+0x28c/0x384 [ 67.940129][ T4687] btrfs_ioctl+0x5f0/0xb38 [ 67.941365][ T4687] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.942701][ T4687] invoke_syscall+0x98/0x2b8 [ 67.944001][ T4687] el0_svc_common+0x138/0x258 [ 67.945368][ T4687] do_el0_svc+0x58/0x14c [ 67.946513][ T4687] el0_svc+0x78/0x1e0 [ 67.947562][ T4687] el0t_64_sync_handler+0xcc/0xe4 [ 67.948940][ T4687] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:07 executed programs: 5 [ 68.337796][ T4749] loop0: detected capacity change from 0 to 32768 [ 68.348411][ T4749] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4749) [ 68.363564][ T4749] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 68.367343][ T4749] BTRFS info (device loop0): use zlib compression, level 3 [ 68.370354][ T4749] BTRFS info (device loop0): disabling tree log [ 68.372664][ T4749] BTRFS info (device loop0): turning on sync discard [ 68.375946][ T4749] BTRFS info (device loop0): enabling ssd optimizations [ 68.379056][ T4749] BTRFS info (device loop0): using spread ssd allocation scheme [ 68.382468][ T4749] BTRFS info (device loop0): using free space tree [ 68.385297][ T4749] BTRFS info (device loop0): has skinny extents [ 68.518743][ T4749] FAULT_INJECTION: forcing a failure. [ 68.518743][ T4749] name failslab, interval 1, probability 0, space 0, times 0 [ 68.522263][ T4749] CPU: 1 PID: 4749 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.524938][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.527642][ T4749] Call trace: [ 68.528502][ T4749] dump_backtrace+0x0/0x43c [ 68.529817][ T4749] show_stack+0x2c/0x3c [ 68.530985][ T4749] __dump_stack+0x30/0x40 [ 68.532190][ T4749] dump_stack_lvl+0xf8/0x160 [ 68.533397][ T4749] dump_stack+0x1c/0x5c [ 68.534563][ T4749] should_fail+0x3c0/0x51c [ 68.535791][ T4749] __should_failslab+0xbc/0x10c [ 68.537078][ T4749] should_failslab+0x10/0x28 [ 68.538369][ T4749] slab_pre_alloc_hook+0x64/0xec [ 68.539763][ T4749] kmem_cache_alloc+0x94/0x3e4 [ 68.541054][ T4749] btrfs_alloc_path+0x5c/0x68 [ 68.542349][ T4749] __btrfs_run_delayed_refs+0xd70/0x3354 [ 68.543949][ T4749] btrfs_run_delayed_refs+0x124/0x46c [ 68.545492][ T4749] btrfs_commit_transaction+0x1b8/0x3044 [ 68.547023][ T4749] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 68.548564][ T4749] btrfs_ioctl+0x5f0/0xb38 [ 68.549782][ T4749] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.551135][ T4749] invoke_syscall+0x98/0x2b8 [ 68.552390][ T4749] el0_svc_common+0x138/0x258 [ 68.553681][ T4749] do_el0_svc+0x58/0x14c [ 68.554812][ T4749] el0_svc+0x78/0x1e0 [ 68.555871][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 68.557269][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 68.581782][ T4749] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 68.585944][ T4749] ------------[ cut here ]------------ [ 68.587666][ T4749] WARNING: CPU: 1 PID: 4749 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 68.590521][ T4749] Modules linked in: [ 68.591573][ T4749] CPU: 1 PID: 4749 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.594328][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.597163][ T4749] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 68.599352][ T4749] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 68.600929][ T4749] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 68.602507][ T4749] sp : ffff80001f6477d0 [ 68.603632][ T4749] x29: ffff80001f6477e0 x28: ffff0000c1791000 x27: dfff800000000000 [ 68.605865][ T4749] x26: ffff0000c1791024 x25: ffff0000d1b4c000 x24: 1fffe0001ba7acbb [ 68.608100][ T4749] x23: 1fffe0001ba7acbb x22: ffff0000dd3d65d8 x21: 00000000fffffff4 [ 68.610372][ T4749] x20: 0000000000000051 x19: ffff0000dd3d6580 x18: 0000000000000001 [ 68.612574][ T4749] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 68.614793][ T4749] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 68.617011][ T4749] x11: 0000000000000000 x10: 0000000000000000 x9 : eac56ebaddab6f00 [ 68.619247][ T4749] x8 : eac56ebaddab6f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 68.621517][ T4749] x5 : ffff80001f6470b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 68.623735][ T4749] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 68.625844][ T4749] Call trace: [ 68.626762][ T4749] btrfs_run_delayed_refs+0x3f4/0x46c [ 68.628290][ T4749] btrfs_commit_transaction+0x1b8/0x3044 [ 68.629779][ T4749] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 68.631290][ T4749] btrfs_ioctl+0x5f0/0xb38 [ 68.632499][ T4749] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.633931][ T4749] invoke_syscall+0x98/0x2b8 [ 68.635202][ T4749] el0_svc_common+0x138/0x258 [ 68.636487][ T4749] do_el0_svc+0x58/0x14c [ 68.637629][ T4749] el0_svc+0x78/0x1e0 [ 68.638718][ T4749] el0t_64_sync_handler+0xcc/0xe4 [ 68.640093][ T4749] el0t_64_sync+0x1a0/0x1a4 [ 68.641310][ T4749] irq event stamp: 82674 [ 68.642435][ T4749] hardirqs last enabled at (82673): [] __up_console_sem+0xb4/0x100 [ 68.645093][ T4749] hardirqs last disabled at (82674): [] el1_dbg+0x24/0x80 [ 68.647390][ T4749] softirqs last enabled at (82642): [] handle_softirqs+0xa4c/0xbf0 [ 68.650012][ T4749] softirqs last disabled at (82615): [] __irq_exit_rcu+0x240/0x440 [ 68.652573][ T4749] ---[ end trace d49d81c81430396d ]--- [ 68.659132][ T4749] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 68.663677][ T4749] BTRFS info (device loop0): forced readonly [ 68.985699][ T4505] Bluetooth: hci0: command 0x040f tx timeout [ 69.062792][ T4801] loop0: detected capacity change from 0 to 32768 [ 69.075900][ T4801] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4801) [ 69.087956][ T4801] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 69.090419][ T4801] BTRFS info (device loop0): use zlib compression, level 3 [ 69.092371][ T4801] BTRFS info (device loop0): disabling tree log [ 69.094153][ T4801] BTRFS info (device loop0): turning on sync discard [ 69.101861][ T4801] BTRFS info (device loop0): enabling ssd optimizations [ 69.103803][ T4801] BTRFS info (device loop0): using spread ssd allocation scheme [ 69.106039][ T4801] BTRFS info (device loop0): using free space tree [ 69.108036][ T4801] BTRFS info (device loop0): has skinny extents [ 69.225025][ T4801] FAULT_INJECTION: forcing a failure. [ 69.225025][ T4801] name failslab, interval 1, probability 0, space 0, times 0 [ 69.236112][ T4801] CPU: 1 PID: 4801 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.238761][ T4801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.241512][ T4801] Call trace: [ 69.242338][ T4801] dump_backtrace+0x0/0x43c [ 69.243606][ T4801] show_stack+0x2c/0x3c [ 69.244719][ T4801] __dump_stack+0x30/0x40 [ 69.245958][ T4801] dump_stack_lvl+0xf8/0x160 [ 69.247225][ T4801] dump_stack+0x1c/0x5c [ 69.248385][ T4801] should_fail+0x3c0/0x51c [ 69.249628][ T4801] __should_failslab+0xbc/0x10c [ 69.250937][ T4801] should_failslab+0x10/0x28 [ 69.252177][ T4801] slab_pre_alloc_hook+0x64/0xec [ 69.253462][ T4801] kmem_cache_alloc+0x94/0x3e4 [ 69.254802][ T4801] btrfs_alloc_path+0x5c/0x68 [ 69.256150][ T4801] __btrfs_run_delayed_refs+0xd70/0x3354 [ 69.257690][ T4801] btrfs_run_delayed_refs+0x124/0x46c [ 69.259194][ T4801] btrfs_commit_transaction+0x1b8/0x3044 [ 69.260776][ T4801] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 69.262287][ T4801] btrfs_ioctl+0x5f0/0xb38 [ 69.263527][ T4801] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.264941][ T4801] invoke_syscall+0x98/0x2b8 [ 69.266287][ T4801] el0_svc_common+0x138/0x258 [ 69.267563][ T4801] do_el0_svc+0x58/0x14c [ 69.268702][ T4801] el0_svc+0x78/0x1e0 [ 69.269796][ T4801] el0t_64_sync_handler+0xcc/0xe4 [ 69.271166][ T4801] el0t_64_sync+0x1a0/0x1a4 [ 69.282809][ T4801] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 69.286633][ T4801] ------------[ cut here ]------------ [ 69.288295][ T4801] WARNING: CPU: 1 PID: 4801 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 69.291055][ T4801] Modules linked in: [ 69.292128][ T4801] CPU: 1 PID: 4801 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.294731][ T4801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.297428][ T4801] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 69.299619][ T4801] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 69.301213][ T4801] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 69.302848][ T4801] sp : ffff80001f6f77d0 [ 69.303977][ T4801] x29: ffff80001f6f77e0 x28: ffff0000da58d000 x27: dfff800000000000 [ 69.306167][ T4801] x26: ffff0000da58d024 x25: ffff0000ce1a0000 x24: 1fffe00019eaa28f [ 69.308343][ T4801] x23: 1fffe00019eaa28f x22: ffff0000cf551478 x21: 00000000fffffff4 [ 69.310520][ T4801] x20: 0000000000000051 x19: ffff0000cf551420 x18: 0000000000000001 [ 69.312707][ T4801] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 69.314934][ T4801] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 69.317054][ T4801] x11: 0000000000000000 x10: 0000000000000000 x9 : ea3d5313b5ad9600 [ 69.319297][ T4801] x8 : ea3d5313b5ad9600 x7 : 0000000000000001 x6 : 0000000000000001 [ 69.321564][ T4801] x5 : ffff80001f6f70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 69.323757][ T4801] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 69.326010][ T4801] Call trace: [ 69.326918][ T4801] btrfs_run_delayed_refs+0x3f4/0x46c [ 69.328405][ T4801] btrfs_commit_transaction+0x1b8/0x3044 [ 69.329954][ T4801] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 69.331459][ T4801] btrfs_ioctl+0x5f0/0xb38 [ 69.332759][ T4801] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.334196][ T4801] invoke_syscall+0x98/0x2b8 [ 69.335450][ T4801] el0_svc_common+0x138/0x258 [ 69.336708][ T4801] do_el0_svc+0x58/0x14c [ 69.337855][ T4801] el0_svc+0x78/0x1e0 [ 69.338958][ T4801] el0t_64_sync_handler+0xcc/0xe4 [ 69.340343][ T4801] el0t_64_sync+0x1a0/0x1a4 [ 69.341585][ T4801] irq event stamp: 82660 [ 69.342700][ T4801] hardirqs last enabled at (82659): [] __up_console_sem+0xb4/0x100 [ 69.345285][ T4801] hardirqs last disabled at (82660): [] el1_dbg+0x24/0x80 [ 69.347704][ T4801] softirqs last enabled at (82634): [] handle_softirqs+0xa4c/0xbf0 [ 69.350381][ T4801] softirqs last disabled at (82567): [] __irq_exit_rcu+0x240/0x440 [ 69.353047][ T4801] ---[ end trace d49d81c81430396e ]--- [ 69.361674][ T4801] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 69.364424][ T4801] BTRFS info (device loop0): forced readonly [ 69.628349][ T2056] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.630371][ T2056] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.777424][ T4857] loop0: detected capacity change from 0 to 32768 [ 69.820665][ T4857] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4857) [ 69.836509][ T4857] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 69.840464][ T4857] BTRFS info (device loop0): use zlib compression, level 3 [ 69.843635][ T4857] BTRFS info (device loop0): disabling tree log [ 69.846743][ T4857] BTRFS info (device loop0): turning on sync discard [ 69.850166][ T4857] BTRFS info (device loop0): enabling ssd optimizations [ 69.852832][ T4857] BTRFS info (device loop0): using spread ssd allocation scheme [ 69.855690][ T4857] BTRFS info (device loop0): using free space tree [ 69.859002][ T4857] BTRFS info (device loop0): has skinny extents [ 69.963955][ T4857] FAULT_INJECTION: forcing a failure. [ 69.963955][ T4857] name failslab, interval 1, probability 0, space 0, times 0 [ 69.975057][ T4857] CPU: 1 PID: 4857 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.977862][ T4857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.980695][ T4857] Call trace: [ 69.981570][ T4857] dump_backtrace+0x0/0x43c [ 69.982811][ T4857] show_stack+0x2c/0x3c [ 69.983955][ T4857] __dump_stack+0x30/0x40 [ 69.985214][ T4857] dump_stack_lvl+0xf8/0x160 [ 69.986449][ T4857] dump_stack+0x1c/0x5c [ 69.987551][ T4857] should_fail+0x3c0/0x51c [ 69.988804][ T4857] __should_failslab+0xbc/0x10c [ 69.990103][ T4857] should_failslab+0x10/0x28 [ 69.991330][ T4857] slab_pre_alloc_hook+0x64/0xec [ 69.992734][ T4857] kmem_cache_alloc+0x94/0x3e4 [ 69.994052][ T4857] btrfs_alloc_path+0x5c/0x68 [ 69.995376][ T4857] __btrfs_run_delayed_refs+0xd70/0x3354 [ 69.996984][ T4857] btrfs_run_delayed_refs+0x124/0x46c [ 69.998468][ T4857] btrfs_commit_transaction+0x1b8/0x3044 [ 70.000037][ T4857] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 70.001559][ T4857] btrfs_ioctl+0x5f0/0xb38 [ 70.002792][ T4857] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.004213][ T4857] invoke_syscall+0x98/0x2b8 [ 70.005476][ T4857] el0_svc_common+0x138/0x258 [ 70.006749][ T4857] do_el0_svc+0x58/0x14c [ 70.007884][ T4857] el0_svc+0x78/0x1e0 [ 70.009037][ T4857] el0t_64_sync_handler+0xcc/0xe4 [ 70.010456][ T4857] el0t_64_sync+0x1a0/0x1a4 [ 70.016419][ T4857] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 70.020471][ T4857] ------------[ cut here ]------------ [ 70.022529][ T4857] WARNING: CPU: 1 PID: 4857 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 70.025375][ T4857] Modules linked in: [ 70.026403][ T4857] CPU: 1 PID: 4857 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.029229][ T4857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.031950][ T4857] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.034137][ T4857] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 70.035683][ T4857] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 70.037262][ T4857] sp : ffff80001f0e77d0 [ 70.038377][ T4857] x29: ffff80001f0e77e0 x28: ffff0000c1794000 x27: dfff800000000000 [ 70.040545][ T4857] x26: ffff0000c1794024 x25: ffff0000d24e8000 x24: 1fffe0001ba7ace7 [ 70.042726][ T4857] x23: 1fffe0001ba7ace7 x22: ffff0000dd3d6738 x21: 00000000fffffff4 [ 70.044889][ T4857] x20: 0000000000000051 x19: ffff0000dd3d66e0 x18: 0000000000000001 [ 70.047120][ T4857] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 70.049370][ T4857] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 70.051623][ T4857] x11: 0000000000000000 x10: 0000000000000000 x9 : 79dc566e92f33a00 [ 70.053854][ T4857] x8 : 79dc566e92f33a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.056018][ T4857] x5 : ffff80001f0e70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 70.058234][ T4857] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 70.060440][ T4857] Call trace: [ 70.061306][ T4857] btrfs_run_delayed_refs+0x3f4/0x46c [ 70.062790][ T4857] btrfs_commit_transaction+0x1b8/0x3044 [ 70.064430][ T4857] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 70.065957][ T4857] btrfs_ioctl+0x5f0/0xb38 [ 70.067188][ T4857] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.068511][ T4857] invoke_syscall+0x98/0x2b8 [ 70.069791][ T4857] el0_svc_common+0x138/0x258 [ 70.071126][ T4857] do_el0_svc+0x58/0x14c [ 70.072308][ T4857] el0_svc+0x78/0x1e0 [ 70.073395][ T4857] el0t_64_sync_handler+0xcc/0xe4 [ 70.074792][ T4857] el0t_64_sync+0x1a0/0x1a4 [ 70.075998][ T4857] irq event stamp: 82346 [ 70.077182][ T4857] hardirqs last enabled at (82345): [] __up_console_sem+0xb4/0x100 [ 70.079922][ T4857] hardirqs last disabled at (82346): [] el1_dbg+0x24/0x80 [ 70.082347][ T4857] softirqs last enabled at (82296): [] handle_softirqs+0xa4c/0xbf0 [ 70.084975][ T4857] softirqs last disabled at (82175): [] __irq_exit_rcu+0x240/0x440 [ 70.087611][ T4857] ---[ end trace d49d81c81430396f ]--- [ 70.115755][ T4857] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 70.118520][ T4857] BTRFS info (device loop0): forced readonly [ 70.429527][ T4913] loop0: detected capacity change from 0 to 32768 [ 70.444182][ T4913] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4913) [ 70.451414][ T4913] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 70.453895][ T4913] BTRFS info (device loop0): use zlib compression, level 3 [ 70.456470][ T4913] BTRFS info (device loop0): disabling tree log [ 70.458321][ T4913] BTRFS info (device loop0): turning on sync discard [ 70.460253][ T4913] BTRFS info (device loop0): enabling ssd optimizations [ 70.462244][ T4913] BTRFS info (device loop0): using spread ssd allocation scheme [ 70.464390][ T4913] BTRFS info (device loop0): using free space tree [ 70.466804][ T4913] BTRFS info (device loop0): has skinny extents [ 70.491611][ T4913] FAULT_INJECTION: forcing a failure. [ 70.491611][ T4913] name failslab, interval 1, probability 0, space 0, times 0 [ 70.495463][ T4913] CPU: 1 PID: 4913 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.498302][ T4913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.501083][ T4913] Call trace: [ 70.501968][ T4913] dump_backtrace+0x0/0x43c [ 70.503234][ T4913] show_stack+0x2c/0x3c [ 70.504413][ T4913] __dump_stack+0x30/0x40 [ 70.505549][ T4913] dump_stack_lvl+0xf8/0x160 [ 70.506827][ T4913] dump_stack+0x1c/0x5c [ 70.508040][ T4913] should_fail+0x3c0/0x51c [ 70.509326][ T4913] __should_failslab+0xbc/0x10c [ 70.510688][ T4913] should_failslab+0x10/0x28 [ 70.512023][ T4913] slab_pre_alloc_hook+0x64/0xec [ 70.513413][ T4913] kmem_cache_alloc+0x94/0x3e4 [ 70.514766][ T4913] btrfs_alloc_path+0x5c/0x68 [ 70.516088][ T4913] __btrfs_free_extent+0x19c/0x1aa4 [ 70.517465][ T4913] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 70.519049][ T4913] btrfs_run_delayed_refs+0x124/0x46c [ 70.520588][ T4913] btrfs_commit_transaction+0x1b8/0x3044 [ 70.522187][ T4913] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 70.523688][ T4913] btrfs_ioctl+0x5f0/0xb38 [ 70.524882][ T4913] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.526240][ T4913] invoke_syscall+0x98/0x2b8 [ 70.527497][ T4913] el0_svc_common+0x138/0x258 [ 70.528794][ T4913] do_el0_svc+0x58/0x14c [ 70.529951][ T4913] el0_svc+0x78/0x1e0 [ 70.531051][ T4913] el0t_64_sync_handler+0xcc/0xe4 [ 70.532521][ T4913] el0t_64_sync+0x1a0/0x1a4 [ 70.537523][ T4913] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 70.541358][ T4913] ------------[ cut here ]------------ [ 70.543275][ T4913] WARNING: CPU: 1 PID: 4913 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 70.546193][ T4913] Modules linked in: [ 70.547267][ T4913] CPU: 1 PID: 4913 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.550087][ T4913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.552864][ T4913] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 70.554961][ T4913] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 70.556568][ T4913] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 70.558172][ T4913] sp : ffff80001f5f77d0 [ 70.559330][ T4913] x29: ffff80001f5f77e0 x28: ffff0000c1795000 x27: dfff800000000000 [ 70.561581][ T4913] x26: ffff0000c1795024 x25: ffff0000d6590000 x24: 1fffe0001ba7ad13 [ 70.563736][ T4913] x23: 1fffe0001ba7ad13 x22: ffff0000dd3d6898 x21: 00000000fffffff4 [ 70.565902][ T4913] x20: 0000000000000051 x19: ffff0000dd3d6840 x18: 0000000000000001 [ 70.568067][ T4913] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 70.570327][ T4913] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 70.572553][ T4913] x11: 0000000000000000 x10: 0000000000000000 x9 : 084c3f727c67bf00 [ 70.574725][ T4913] x8 : 084c3f727c67bf00 x7 : 0000000000000001 x6 : 0000000000000001 [ 70.576939][ T4913] x5 : ffff80001f5f70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 70.579166][ T4913] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 70.581514][ T4913] Call trace: [ 70.582427][ T4913] btrfs_run_delayed_refs+0x3f4/0x46c [ 70.583890][ T4913] btrfs_commit_transaction+0x1b8/0x3044 [ 70.585495][ T4913] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 70.586996][ T4913] btrfs_ioctl+0x5f0/0xb38 [ 70.588193][ T4913] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.589516][ T4913] invoke_syscall+0x98/0x2b8 [ 70.590804][ T4913] el0_svc_common+0x138/0x258 [ 70.592085][ T4913] do_el0_svc+0x58/0x14c [ 70.593242][ T4913] el0_svc+0x78/0x1e0 [ 70.594459][ T4913] el0t_64_sync_handler+0xcc/0xe4 [ 70.595866][ T4913] el0t_64_sync+0x1a0/0x1a4 [ 70.597174][ T4913] irq event stamp: 81172 [ 70.598319][ T4913] hardirqs last enabled at (81171): [] __up_console_sem+0xb4/0x100 [ 70.600977][ T4913] hardirqs last disabled at (81172): [] el1_dbg+0x24/0x80 [ 70.603415][ T4913] softirqs last enabled at (81130): [] handle_softirqs+0xa4c/0xbf0 [ 70.606155][ T4913] softirqs last disabled at (81115): [] __irq_exit_rcu+0x240/0x440 [ 70.608762][ T4913] ---[ end trace d49d81c814303970 ]--- [ 70.614716][ T4913] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 70.617844][ T4913] BTRFS info (device loop0): forced readonly [ 70.894086][ T4937] loop0: detected capacity change from 0 to 32768 [ 70.907840][ T4937] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4937) [ 70.915655][ T4937] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 70.918478][ T4937] BTRFS info (device loop0): use zlib compression, level 3 [ 70.920561][ T4937] BTRFS info (device loop0): disabling tree log [ 70.922379][ T4937] BTRFS info (device loop0): turning on sync discard [ 70.924309][ T4937] BTRFS info (device loop0): enabling ssd optimizations [ 70.926538][ T4937] BTRFS info (device loop0): using spread ssd allocation scheme [ 70.928774][ T4937] BTRFS info (device loop0): using free space tree [ 70.930723][ T4937] BTRFS info (device loop0): has skinny extents [ 70.954404][ T4937] FAULT_INJECTION: forcing a failure. [ 70.954404][ T4937] name failslab, interval 1, probability 0, space 0, times 0 [ 70.958195][ T4937] CPU: 0 PID: 4937 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.960899][ T4937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.963708][ T4937] Call trace: [ 70.964607][ T4937] dump_backtrace+0x0/0x43c [ 70.965840][ T4937] show_stack+0x2c/0x3c [ 70.966939][ T4937] __dump_stack+0x30/0x40 [ 70.968124][ T4937] dump_stack_lvl+0xf8/0x160 [ 70.969363][ T4937] dump_stack+0x1c/0x5c [ 70.970500][ T4937] should_fail+0x3c0/0x51c [ 70.971739][ T4937] __should_failslab+0xbc/0x10c [ 70.973028][ T4937] should_failslab+0x10/0x28 [ 70.974275][ T4937] slab_pre_alloc_hook+0x64/0xec [ 70.975686][ T4937] kmem_cache_alloc+0x94/0x3e4 [ 70.977047][ T4937] btrfs_alloc_path+0x5c/0x68 [ 70.978351][ T4937] __btrfs_run_delayed_refs+0xd70/0x3354 [ 70.979972][ T4937] btrfs_run_delayed_refs+0x124/0x46c [ 70.981424][ T4937] btrfs_commit_transaction+0x1b8/0x3044 [ 70.982959][ T4937] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 70.984585][ T4937] btrfs_ioctl+0x5f0/0xb38 [ 70.985807][ T4937] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.987163][ T4937] invoke_syscall+0x98/0x2b8 [ 70.988385][ T4937] el0_svc_common+0x138/0x258 [ 70.989601][ T4937] do_el0_svc+0x58/0x14c [ 70.990766][ T4937] el0_svc+0x78/0x1e0 [ 70.991927][ T4937] el0t_64_sync_handler+0xcc/0xe4 [ 70.993405][ T4937] el0t_64_sync+0x1a0/0x1a4 [ 70.996140][ T4937] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 70.999834][ T4937] ------------[ cut here ]------------ [ 71.001614][ T4937] WARNING: CPU: 0 PID: 4937 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 71.004490][ T4937] Modules linked in: [ 71.005570][ T4937] CPU: 0 PID: 4937 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.008336][ T4937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.011218][ T4937] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 71.013472][ T4937] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 71.015088][ T4937] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 71.016662][ T4937] sp : ffff80001f6b77d0 [ 71.017773][ T4937] x29: ffff80001f6b77e0 x28: ffff0000c90fa000 x27: dfff800000000000 [ 71.019973][ T4937] x26: ffff0000c90fa024 x25: ffff0000da9bc000 x24: 1fffe00019eaa2bb [ 71.022185][ T4937] x23: 1fffe00019eaa2bb x22: ffff0000cf5515d8 x21: 00000000fffffff4 [ 71.024331][ T4937] x20: 0000000000000051 x19: ffff0000cf551580 x18: 0000000000000001 [ 71.026541][ T4937] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 71.028880][ T4937] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 71.031192][ T4937] x11: 0000000000000000 x10: 0000000000000000 x9 : c3667376fa0e9b00 [ 71.033411][ T4937] x8 : c3667376fa0e9b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.035533][ T4937] x5 : ffff80001f6b70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 71.037690][ T4937] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 71.039888][ T4937] Call trace: [ 71.040771][ T4937] btrfs_run_delayed_refs+0x3f4/0x46c [ 71.042223][ T4937] btrfs_commit_transaction+0x1b8/0x3044 [ 71.043738][ T4937] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 71.045314][ T4937] btrfs_ioctl+0x5f0/0xb38 [ 71.046543][ T4937] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.047912][ T4937] invoke_syscall+0x98/0x2b8 [ 71.049202][ T4937] el0_svc_common+0x138/0x258 [ 71.050565][ T4937] do_el0_svc+0x58/0x14c [ 71.051722][ T4937] el0_svc+0x78/0x1e0 [ 71.052891][ T4937] el0t_64_sync_handler+0xcc/0xe4 [ 71.054302][ T4937] el0t_64_sync+0x1a0/0x1a4 [ 71.055632][ T4937] irq event stamp: 80628 [ 71.056791][ T4937] hardirqs last enabled at (80627): [] __up_console_sem+0xb4/0x100 [ 71.059469][ T4937] hardirqs last disabled at (80628): [] el1_dbg+0x24/0x80 [ 71.061869][ T4937] softirqs last enabled at (80582): [] handle_softirqs+0xa4c/0xbf0 [ 71.064526][ T4937] softirqs last disabled at (80511): [] __irq_exit_rcu+0x240/0x440 [ 71.067117][ T4937] ---[ end trace d49d81c814303971 ]--- [ 71.070473][ T4937] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 71.073429][ T4937] BTRFS info (device loop0): forced readonly [ 71.075462][ T4935] Bluetooth: hci0: command 0x0419 tx timeout [ 71.356583][ T4959] loop0: detected capacity change from 0 to 32768 [ 71.411451][ T4959] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4959) [ 71.418983][ T4959] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 71.421739][ T4959] BTRFS info (device loop0): use zlib compression, level 3 [ 71.423875][ T4959] BTRFS info (device loop0): disabling tree log [ 71.427128][ T4959] BTRFS info (device loop0): turning on sync discard [ 71.429136][ T4959] BTRFS info (device loop0): enabling ssd optimizations [ 71.431273][ T4959] BTRFS info (device loop0): using spread ssd allocation scheme [ 71.433489][ T4959] BTRFS info (device loop0): using free space tree [ 71.435506][ T4959] BTRFS info (device loop0): has skinny extents [ 71.457614][ T4959] FAULT_INJECTION: forcing a failure. [ 71.457614][ T4959] name failslab, interval 1, probability 0, space 0, times 0 [ 71.461301][ T4959] CPU: 0 PID: 4959 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.463968][ T4959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.466728][ T4959] Call trace: [ 71.467642][ T4959] dump_backtrace+0x0/0x43c [ 71.469248][ T4959] show_stack+0x2c/0x3c [ 71.470414][ T4959] __dump_stack+0x30/0x40 [ 71.471548][ T4959] dump_stack_lvl+0xf8/0x160 [ 71.472824][ T4959] dump_stack+0x1c/0x5c [ 71.473930][ T4959] should_fail+0x3c0/0x51c [ 71.475194][ T4959] __should_failslab+0xbc/0x10c [ 71.476573][ T4959] should_failslab+0x10/0x28 [ 71.477865][ T4959] slab_pre_alloc_hook+0x64/0xec [ 71.479203][ T4959] kmem_cache_alloc+0x94/0x3e4 [ 71.480495][ T4959] btrfs_alloc_path+0x5c/0x68 [ 71.481735][ T4959] __btrfs_free_extent+0x19c/0x1aa4 [ 71.483193][ T4959] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 71.484922][ T4959] btrfs_run_delayed_refs+0x124/0x46c [ 71.486406][ T4959] btrfs_commit_transaction+0x1b8/0x3044 [ 71.488008][ T4959] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 71.489539][ T4959] btrfs_ioctl+0x5f0/0xb38 [ 71.490739][ T4959] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.492054][ T4959] invoke_syscall+0x98/0x2b8 [ 71.493299][ T4959] el0_svc_common+0x138/0x258 [ 71.494522][ T4959] do_el0_svc+0x58/0x14c [ 71.495658][ T4959] el0_svc+0x78/0x1e0 [ 71.496761][ T4959] el0t_64_sync_handler+0xcc/0xe4 [ 71.498155][ T4959] el0t_64_sync+0x1a0/0x1a4 [ 71.502395][ T4959] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 71.506860][ T4959] ------------[ cut here ]------------ [ 71.508626][ T4959] WARNING: CPU: 0 PID: 4959 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 71.511512][ T4959] Modules linked in: [ 71.512593][ T4959] CPU: 0 PID: 4959 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.515358][ T4959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.518150][ T4959] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 71.520308][ T4959] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 71.521903][ T4959] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 71.523539][ T4959] sp : ffff80001f4b77d0 [ 71.524704][ T4959] x29: ffff80001f4b77e0 x28: ffff0000c90f8000 x27: dfff800000000000 [ 71.526916][ T4959] x26: ffff0000c90f8024 x25: ffff0000d1f94000 x24: 1fffe00019eaa2e7 [ 71.529237][ T4959] x23: 1fffe00019eaa2e7 x22: ffff0000cf551738 x21: 00000000fffffff4 [ 71.531553][ T4959] x20: 0000000000000051 x19: ffff0000cf5516e0 x18: 0000000000000001 [ 71.533755][ T4959] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 71.536002][ T4959] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 71.538244][ T4959] x11: 0000000000000000 x10: 0000000000000000 x9 : 3dba263b852bbc00 [ 71.540498][ T4959] x8 : 3dba263b852bbc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 71.542624][ T4959] x5 : ffff80001f4b70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 71.544781][ T4959] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 71.546921][ T4959] Call trace: [ 71.547819][ T4959] btrfs_run_delayed_refs+0x3f4/0x46c [ 71.549339][ T4959] btrfs_commit_transaction+0x1b8/0x3044 [ 71.550856][ T4959] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 71.552353][ T4959] btrfs_ioctl+0x5f0/0xb38 [ 71.553592][ T4959] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.554952][ T4959] invoke_syscall+0x98/0x2b8 [ 71.556245][ T4959] el0_svc_common+0x138/0x258 [ 71.557511][ T4959] do_el0_svc+0x58/0x14c [ 71.558679][ T4959] el0_svc+0x78/0x1e0 [ 71.559799][ T4959] el0t_64_sync_handler+0xcc/0xe4 [ 71.561181][ T4959] el0t_64_sync+0x1a0/0x1a4 [ 71.562455][ T4959] irq event stamp: 82926 [ 71.563661][ T4959] hardirqs last enabled at (82925): [] __up_console_sem+0xb4/0x100 [ 71.566477][ T4959] hardirqs last disabled at (82926): [] el1_dbg+0x24/0x80 [ 71.568760][ T4959] softirqs last enabled at (82898): [] handle_softirqs+0xa4c/0xbf0 [ 71.571328][ T4959] softirqs last disabled at (82863): [] __irq_exit_rcu+0x240/0x440 [ 71.573846][ T4959] ---[ end trace d49d81c814303972 ]--- [ 71.576330][ T4959] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 71.580959][ T4959] BTRFS info (device loop0): forced readonly [ 71.863486][ T4984] loop0: detected capacity change from 0 to 32768 [ 71.925468][ T4984] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4984) [ 71.933619][ T4984] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 71.936208][ T4984] BTRFS info (device loop0): use zlib compression, level 3 [ 71.940180][ T4984] BTRFS info (device loop0): disabling tree log [ 71.942129][ T4984] BTRFS info (device loop0): turning on sync discard [ 71.944302][ T4984] BTRFS info (device loop0): enabling ssd optimizations [ 71.947423][ T4984] BTRFS info (device loop0): using spread ssd allocation scheme [ 71.949676][ T4984] BTRFS info (device loop0): using free space tree [ 71.951627][ T4984] BTRFS info (device loop0): has skinny extents [ 71.974893][ T4984] FAULT_INJECTION: forcing a failure. [ 71.974893][ T4984] name failslab, interval 1, probability 0, space 0, times 0 [ 71.978727][ T4984] CPU: 0 PID: 4984 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.981639][ T4984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.984462][ T4984] Call trace: [ 71.985365][ T4984] dump_backtrace+0x0/0x43c [ 71.986667][ T4984] show_stack+0x2c/0x3c [ 71.987885][ T4984] __dump_stack+0x30/0x40 [ 71.989103][ T4984] dump_stack_lvl+0xf8/0x160 [ 71.990335][ T4984] dump_stack+0x1c/0x5c [ 71.991514][ T4984] should_fail+0x3c0/0x51c [ 71.992743][ T4984] __should_failslab+0xbc/0x10c [ 71.994052][ T4984] should_failslab+0x10/0x28 [ 71.995355][ T4984] slab_pre_alloc_hook+0x64/0xec [ 71.996718][ T4984] kmem_cache_alloc+0x94/0x3e4 [ 71.998077][ T4984] btrfs_alloc_path+0x5c/0x68 [ 71.999416][ T4984] __btrfs_run_delayed_refs+0xd70/0x3354 [ 72.001018][ T4984] btrfs_run_delayed_refs+0x124/0x46c [ 72.002578][ T4984] btrfs_commit_transaction+0x1b8/0x3044 [ 72.004154][ T4984] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 72.005734][ T4984] btrfs_ioctl+0x5f0/0xb38 [ 72.007019][ T4984] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.008499][ T4984] invoke_syscall+0x98/0x2b8 [ 72.009777][ T4984] el0_svc_common+0x138/0x258 [ 72.011067][ T4984] do_el0_svc+0x58/0x14c [ 72.012244][ T4984] el0_svc+0x78/0x1e0 [ 72.013352][ T4984] el0t_64_sync_handler+0xcc/0xe4 [ 72.014767][ T4984] el0t_64_sync+0x1a0/0x1a4 [ 72.020203][ T4984] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 72.024040][ T4984] ------------[ cut here ]------------ [ 72.026796][ T4984] WARNING: CPU: 0 PID: 4984 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 72.029734][ T4984] Modules linked in: [ 72.030872][ T4984] CPU: 0 PID: 4984 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.033576][ T4984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.036472][ T4984] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 72.038724][ T4984] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.040319][ T4984] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.041929][ T4984] sp : ffff80001f4b77d0 [ 72.043119][ T4984] x29: ffff80001f4b77e0 x28: ffff0000c90fb000 x27: dfff800000000000 [ 72.045411][ T4984] x26: ffff0000c90fb024 x25: ffff0000d62f4000 x24: 1fffe00019eaa313 [ 72.047573][ T4984] x23: 1fffe00019eaa313 x22: ffff0000cf551898 x21: 00000000fffffff4 [ 72.049892][ T4984] x20: 0000000000000051 x19: ffff0000cf551840 x18: 0000000000000001 [ 72.052195][ T4984] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 72.054546][ T4984] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 72.056822][ T4984] x11: 0000000000000000 x10: 0000000000000000 x9 : dd2d73158d184000 [ 72.059125][ T4984] x8 : dd2d73158d184000 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.061399][ T4984] x5 : ffff80001f4b70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 72.063651][ T4984] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 72.065879][ T4984] Call trace: [ 72.066837][ T4984] btrfs_run_delayed_refs+0x3f4/0x46c [ 72.068397][ T4984] btrfs_commit_transaction+0x1b8/0x3044 [ 72.070008][ T4984] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 72.071603][ T4984] btrfs_ioctl+0x5f0/0xb38 [ 72.072915][ T4984] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.074369][ T4984] invoke_syscall+0x98/0x2b8 [ 72.075691][ T4984] el0_svc_common+0x138/0x258 [ 72.077055][ T4984] do_el0_svc+0x58/0x14c [ 72.078278][ T4984] el0_svc+0x78/0x1e0 [ 72.079414][ T4984] el0t_64_sync_handler+0xcc/0xe4 [ 72.080929][ T4984] el0t_64_sync+0x1a0/0x1a4 [ 72.082218][ T4984] irq event stamp: 81768 [ 72.083476][ T4984] hardirqs last enabled at (81767): [] __up_console_sem+0xb4/0x100 [ 72.086139][ T4984] hardirqs last disabled at (81768): [] el1_dbg+0x24/0x80 [ 72.088731][ T4984] softirqs last enabled at (81756): [] handle_softirqs+0xa4c/0xbf0 [ 72.091430][ T4984] softirqs last disabled at (81661): [] __irq_exit_rcu+0x240/0x440 [ 72.094118][ T4984] ---[ end trace d49d81c814303973 ]--- [ 72.098689][ T4984] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 72.101617][ T4984] BTRFS info (device loop0): forced readonly [ 72.394244][ T5006] loop0: detected capacity change from 0 to 32768 [ 72.454962][ T5006] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5006) [ 72.462128][ T5006] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 72.464681][ T5006] BTRFS info (device loop0): use zlib compression, level 3 [ 72.466965][ T5006] BTRFS info (device loop0): disabling tree log [ 72.468944][ T5006] BTRFS info (device loop0): turning on sync discard [ 72.470936][ T5006] BTRFS info (device loop0): enabling ssd optimizations [ 72.473034][ T5006] BTRFS info (device loop0): using spread ssd allocation scheme [ 72.475282][ T5006] BTRFS info (device loop0): using free space tree [ 72.477329][ T5006] BTRFS info (device loop0): has skinny extents [ 72.508078][ T5006] FAULT_INJECTION: forcing a failure. [ 72.508078][ T5006] name failslab, interval 1, probability 0, space 0, times 0 [ 72.511697][ T5006] CPU: 1 PID: 5006 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.514430][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.517324][ T5006] Call trace: [ 72.518296][ T5006] dump_backtrace+0x0/0x43c [ 72.519581][ T5006] show_stack+0x2c/0x3c [ 72.520907][ T5006] __dump_stack+0x30/0x40 [ 72.522178][ T5006] dump_stack_lvl+0xf8/0x160 [ 72.523457][ T5006] dump_stack+0x1c/0x5c [ 72.524643][ T5006] should_fail+0x3c0/0x51c [ 72.525920][ T5006] __should_failslab+0xbc/0x10c [ 72.527256][ T5006] should_failslab+0x10/0x28 [ 72.528485][ T5006] slab_pre_alloc_hook+0x64/0xec [ 72.529917][ T5006] kmem_cache_alloc+0x94/0x3e4 [ 72.531280][ T5006] btrfs_alloc_path+0x5c/0x68 [ 72.532574][ T5006] __btrfs_run_delayed_refs+0xd70/0x3354 [ 72.534121][ T5006] btrfs_run_delayed_refs+0x124/0x46c [ 72.535599][ T5006] btrfs_commit_transaction+0x1b8/0x3044 [ 72.537223][ T5006] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 72.538797][ T5006] btrfs_ioctl+0x5f0/0xb38 [ 72.540024][ T5006] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.541550][ T5006] invoke_syscall+0x98/0x2b8 [ 72.542818][ T5006] el0_svc_common+0x138/0x258 [ 72.544131][ T5006] do_el0_svc+0x58/0x14c [ 72.545350][ T5006] el0_svc+0x78/0x1e0 [ 72.546458][ T5006] el0t_64_sync_handler+0xcc/0xe4 [ 72.547868][ T5006] el0t_64_sync+0x1a0/0x1a4 [ 72.549466][ T5006] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 72.553062][ T5006] ------------[ cut here ]------------ [ 72.554775][ T5006] WARNING: CPU: 1 PID: 5006 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 72.557709][ T5006] Modules linked in: [ 72.558782][ T5006] CPU: 1 PID: 5006 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.561583][ T5006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.564476][ T5006] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 72.566655][ T5006] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.568303][ T5006] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 72.569992][ T5006] sp : ffff80001f4577d0 [ 72.571176][ T5006] x29: ffff80001f4577e0 x28: ffff0000db8d7000 x27: dfff800000000000 [ 72.573593][ T5006] x26: ffff0000db8d7024 x25: ffff0000c86a4000 x24: 1fffe0001ba7ac37 [ 72.575891][ T5006] x23: 1fffe0001ba7ac37 x22: ffff0000dd3d61b8 x21: 00000000fffffff4 [ 72.578390][ T5006] x20: 0000000000000051 x19: ffff0000dd3d6160 x18: 0000000000000001 [ 72.580630][ T5006] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 72.582839][ T5006] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 72.585144][ T5006] x11: 0000000000000000 x10: 0000000000000000 x9 : 10b0ff74ba89cd00 [ 72.587437][ T5006] x8 : 10b0ff74ba89cd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 72.589671][ T5006] x5 : ffff80001f4570b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 72.591915][ T5006] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 72.594146][ T5006] Call trace: [ 72.595031][ T5006] btrfs_run_delayed_refs+0x3f4/0x46c [ 72.596624][ T5006] btrfs_commit_transaction+0x1b8/0x3044 [ 72.598226][ T5006] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 72.599740][ T5006] btrfs_ioctl+0x5f0/0xb38 [ 72.600969][ T5006] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.602393][ T5006] invoke_syscall+0x98/0x2b8 [ 72.603644][ T5006] el0_svc_common+0x138/0x258 [ 72.605001][ T5006] do_el0_svc+0x58/0x14c [ 72.606193][ T5006] el0_svc+0x78/0x1e0 [ 72.607301][ T5006] el0t_64_sync_handler+0xcc/0xe4 [ 72.608640][ T5006] el0t_64_sync+0x1a0/0x1a4 [ 72.609860][ T5006] irq event stamp: 81456 [ 72.611049][ T5006] hardirqs last enabled at (81455): [] __up_console_sem+0xb4/0x100 [ 72.613730][ T5006] hardirqs last disabled at (81456): [] el1_dbg+0x24/0x80 [ 72.616162][ T5006] softirqs last enabled at (81422): [] handle_softirqs+0xa4c/0xbf0 [ 72.618755][ T5006] softirqs last disabled at (81355): [] __irq_exit_rcu+0x240/0x440 [ 72.621319][ T5006] ---[ end trace d49d81c814303974 ]--- [ 72.624141][ T5006] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 72.626917][ T5006] BTRFS info (device loop0): forced readonly [ 72.915458][ T5029] loop0: detected capacity change from 0 to 32768 [ 72.931880][ T5029] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5029) [ 72.939687][ T5029] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 72.942217][ T5029] BTRFS info (device loop0): use zlib compression, level 3 [ 72.944239][ T5029] BTRFS info (device loop0): disabling tree log [ 72.946985][ T5029] BTRFS info (device loop0): turning on sync discard [ 72.948839][ T5029] BTRFS info (device loop0): enabling ssd optimizations [ 72.950833][ T5029] BTRFS info (device loop0): using spread ssd allocation scheme [ 72.952914][ T5029] BTRFS info (device loop0): using free space tree [ 72.954617][ T5029] BTRFS info (device loop0): has skinny extents [ 72.975023][ T5029] FAULT_INJECTION: forcing a failure. [ 72.975023][ T5029] name failslab, interval 1, probability 0, space 0, times 0 [ 72.980339][ T5029] CPU: 1 PID: 5029 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.983080][ T5029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.985882][ T5029] Call trace: [ 72.986792][ T5029] dump_backtrace+0x0/0x43c [ 72.988028][ T5029] show_stack+0x2c/0x3c [ 72.989233][ T5029] __dump_stack+0x30/0x40 [ 72.990416][ T5029] dump_stack_lvl+0xf8/0x160 [ 72.991695][ T5029] dump_stack+0x1c/0x5c [ 72.992814][ T5029] should_fail+0x3c0/0x51c [ 72.994086][ T5029] __should_failslab+0xbc/0x10c [ 72.995523][ T5029] should_failslab+0x10/0x28 [ 72.996789][ T5029] slab_pre_alloc_hook+0x64/0xec [ 72.998196][ T5029] kmem_cache_alloc+0x94/0x3e4 [ 72.999489][ T5029] btrfs_alloc_path+0x5c/0x68 [ 73.000772][ T5029] __btrfs_free_extent+0x19c/0x1aa4 [ 73.002170][ T5029] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 73.003752][ T5029] btrfs_run_delayed_refs+0x124/0x46c [ 73.005262][ T5029] btrfs_commit_transaction+0x1b8/0x3044 [ 73.006786][ T5029] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 73.008264][ T5029] btrfs_ioctl+0x5f0/0xb38 [ 73.009519][ T5029] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.010923][ T5029] invoke_syscall+0x98/0x2b8 [ 73.012229][ T5029] el0_svc_common+0x138/0x258 [ 73.013453][ T5029] do_el0_svc+0x58/0x14c [ 73.014615][ T5029] el0_svc+0x78/0x1e0 [ 73.015712][ T5029] el0t_64_sync_handler+0xcc/0xe4 [ 73.017147][ T5029] el0t_64_sync+0x1a0/0x1a4 [ 73.027973][ T5029] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 73.031743][ T5029] ------------[ cut here ]------------ [ 73.033610][ T5029] WARNING: CPU: 1 PID: 5029 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 73.036430][ T5029] Modules linked in: [ 73.037557][ T5029] CPU: 1 PID: 5029 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.040248][ T5029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.042954][ T5029] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 73.045186][ T5029] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.046739][ T5029] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.048341][ T5029] sp : ffff80001fb577d0 [ 73.049479][ T5029] x29: ffff80001fb577e0 x28: ffff0000db8d6000 x27: dfff800000000000 [ 73.051780][ T5029] x26: ffff0000db8d6024 x25: ffff0000d6568000 x24: 1fffe0001ba7ad3f [ 73.054050][ T5029] x23: 1fffe0001ba7ad3f x22: ffff0000dd3d69f8 x21: 00000000fffffff4 [ 73.056323][ T5029] x20: 0000000000000051 x19: ffff0000dd3d69a0 x18: 0000000000000001 [ 73.058610][ T5029] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 73.060833][ T5029] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.062979][ T5029] x11: 0000000000000000 x10: 0000000000000000 x9 : 2a6a9752a91d7600 [ 73.065240][ T5029] x8 : 2a6a9752a91d7600 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.067525][ T5029] x5 : ffff80001fb570b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 73.069835][ T5029] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.072095][ T5029] Call trace: [ 73.072954][ T5029] btrfs_run_delayed_refs+0x3f4/0x46c [ 73.074513][ T5029] btrfs_commit_transaction+0x1b8/0x3044 [ 73.076133][ T5029] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 73.077618][ T5029] btrfs_ioctl+0x5f0/0xb38 [ 73.078854][ T5029] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.080292][ T5029] invoke_syscall+0x98/0x2b8 [ 73.081643][ T5029] el0_svc_common+0x138/0x258 [ 73.082941][ T5029] do_el0_svc+0x58/0x14c [ 73.084102][ T5029] el0_svc+0x78/0x1e0 [ 73.085190][ T5029] el0t_64_sync_handler+0xcc/0xe4 [ 73.086673][ T5029] el0t_64_sync+0x1a0/0x1a4 [ 73.087936][ T5029] irq event stamp: 81436 [ 73.089139][ T5029] hardirqs last enabled at (81435): [] __up_console_sem+0xb4/0x100 [ 73.091796][ T5029] hardirqs last disabled at (81436): [] el1_dbg+0x24/0x80 [ 73.094219][ T5029] softirqs last enabled at (81394): [] handle_softirqs+0xa4c/0xbf0 [ 73.096835][ T5029] softirqs last disabled at (81379): [] __irq_exit_rcu+0x240/0x440 [ 73.099485][ T5029] ---[ end trace d49d81c814303975 ]--- [ 73.105064][ T5029] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 73.108054][ T5029] BTRFS info (device loop0): forced readonly 1970/01/01 00:01:13 executed programs: 14 [ 73.390838][ T5052] loop0: detected capacity change from 0 to 32768 [ 73.435016][ T5052] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5052) [ 73.444595][ T5052] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 73.447483][ T5052] BTRFS info (device loop0): use zlib compression, level 3 [ 73.449625][ T5052] BTRFS info (device loop0): disabling tree log [ 73.451441][ T5052] BTRFS info (device loop0): turning on sync discard [ 73.453426][ T5052] BTRFS info (device loop0): enabling ssd optimizations [ 73.455554][ T5052] BTRFS info (device loop0): using spread ssd allocation scheme [ 73.458023][ T5052] BTRFS info (device loop0): using free space tree [ 73.459982][ T5052] BTRFS info (device loop0): has skinny extents [ 73.484859][ T5052] FAULT_INJECTION: forcing a failure. [ 73.484859][ T5052] name failslab, interval 1, probability 0, space 0, times 0 [ 73.489948][ T5052] CPU: 1 PID: 5052 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.492733][ T5052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.495401][ T5052] Call trace: [ 73.496335][ T5052] dump_backtrace+0x0/0x43c [ 73.497606][ T5052] show_stack+0x2c/0x3c [ 73.498753][ T5052] __dump_stack+0x30/0x40 [ 73.499989][ T5052] dump_stack_lvl+0xf8/0x160 [ 73.501197][ T5052] dump_stack+0x1c/0x5c [ 73.502311][ T5052] should_fail+0x3c0/0x51c [ 73.503521][ T5052] __should_failslab+0xbc/0x10c [ 73.504859][ T5052] should_failslab+0x10/0x28 [ 73.506166][ T5052] slab_pre_alloc_hook+0x64/0xec [ 73.507566][ T5052] kmem_cache_alloc+0x94/0x3e4 [ 73.508888][ T5052] btrfs_alloc_path+0x5c/0x68 [ 73.510157][ T5052] __btrfs_free_extent+0x19c/0x1aa4 [ 73.511551][ T5052] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 73.513176][ T5052] btrfs_run_delayed_refs+0x124/0x46c [ 73.514618][ T5052] btrfs_commit_transaction+0x1b8/0x3044 [ 73.516201][ T5052] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 73.517735][ T5052] btrfs_ioctl+0x5f0/0xb38 [ 73.518944][ T5052] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.520240][ T5052] invoke_syscall+0x98/0x2b8 [ 73.521513][ T5052] el0_svc_common+0x138/0x258 [ 73.522978][ T5052] do_el0_svc+0x58/0x14c [ 73.524263][ T5052] el0_svc+0x78/0x1e0 [ 73.525403][ T5052] el0t_64_sync_handler+0xcc/0xe4 [ 73.526804][ T5052] el0t_64_sync+0x1a0/0x1a4 [ 73.529438][ T5052] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 73.533101][ T5052] ------------[ cut here ]------------ [ 73.534920][ T5052] WARNING: CPU: 1 PID: 5052 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 73.537811][ T5052] Modules linked in: [ 73.538942][ T5052] CPU: 1 PID: 5052 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.541671][ T5052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.544425][ T5052] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 73.546600][ T5052] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.548198][ T5052] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 73.549818][ T5052] sp : ffff80001fda77d0 [ 73.550930][ T5052] x29: ffff80001fda77e0 x28: ffff0000db8d5000 x27: dfff800000000000 [ 73.553154][ T5052] x26: ffff0000db8d5024 x25: ffff0000d3de8000 x24: 1fffe0001ba7ad6b [ 73.555425][ T5052] x23: 1fffe0001ba7ad6b x22: ffff0000dd3d6b58 x21: 00000000fffffff4 [ 73.557743][ T5052] x20: 0000000000000051 x19: ffff0000dd3d6b00 x18: 0000000000000001 [ 73.559992][ T5052] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 73.562156][ T5052] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 73.564423][ T5052] x11: 0000000000000000 x10: 0000000000000000 x9 : c89492dc68f51c00 [ 73.566594][ T5052] x8 : c89492dc68f51c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 73.568984][ T5052] x5 : ffff80001fda70b8 x4 : ffff80001424f400 x3 : ffff80000850433c [ 73.571260][ T5052] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 73.573567][ T5052] Call trace: [ 73.574463][ T5052] btrfs_run_delayed_refs+0x3f4/0x46c [ 73.575956][ T5052] btrfs_commit_transaction+0x1b8/0x3044 [ 73.577495][ T5052] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 73.579081][ T5052] btrfs_ioctl+0x5f0/0xb38 [ 73.580281][ T5052] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.581705][ T5052] invoke_syscall+0x98/0x2b8 [ 73.582930][ T5052] el0_svc_common+0x138/0x258 [ 73.584270][ T5052] do_el0_svc+0x58/0x14c [ 73.585467][ T5052] el0_svc+0x78/0x1e0 [ 73.586578][ T5052] el0t_64_sync_handler+0xcc/0xe4 [ 73.587951][ T5052] el0t_64_sync+0x1a0/0x1a4 [ 73.589263][ T5052] irq event stamp: 81798 [ 73.590405][ T5052] hardirqs last enabled at (81797): [] __up_console_sem+0xb4/0x100 [ 73.593103][ T5052] hardirqs last disabled at (81798): [] el1_dbg+0x24/0x80 [ 73.595461][ T5052] softirqs last enabled at (81760): [] handle_softirqs+0xa4c/0xbf0 [ 73.598257][ T5052] softirqs last disabled at (81747): [] __irq_exit_rcu+0x240/0x440 [ 73.600934][ T5052] ---[ end trace d49d81c814303976 ]--- [ 73.603575][ T5052] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 73.606475][ T5052] BTRFS info (device loop0): forced readonly [ 73.887365][ T5074] loop0: detected capacity change from 0 to 32768 [ 73.899731][ T5074] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5074) [ 73.906846][ T5074] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 73.909543][ T5074] BTRFS info (device loop0): use zlib compression, level 3 [ 73.911558][ T5074] BTRFS info (device loop0): disabling tree log [ 73.913284][ T5074] BTRFS info (device loop0): turning on sync discard [ 73.915035][ T5074] BTRFS info (device loop0): enabling ssd optimizations [ 73.917645][ T5074] BTRFS info (device loop0): using spread ssd allocation scheme [ 73.919758][ T5074] BTRFS info (device loop0): using free space tree [ 73.921601][ T5074] BTRFS info (device loop0): has skinny extents [ 73.947106][ T5074] FAULT_INJECTION: forcing a failure. [ 73.947106][ T5074] name failslab, interval 1, probability 0, space 0, times 0 [ 73.950519][ T5074] CPU: 0 PID: 5074 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.953140][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.955967][ T5074] Call trace: [ 73.956864][ T5074] dump_backtrace+0x0/0x43c [ 73.958109][ T5074] show_stack+0x2c/0x3c [ 73.959276][ T5074] __dump_stack+0x30/0x40 [ 73.960469][ T5074] dump_stack_lvl+0xf8/0x160 [ 73.961696][ T5074] dump_stack+0x1c/0x5c [ 73.962806][ T5074] should_fail+0x3c0/0x51c [ 73.964058][ T5074] __should_failslab+0xbc/0x10c [ 73.965456][ T5074] should_failslab+0x10/0x28 [ 73.966694][ T5074] slab_pre_alloc_hook+0x64/0xec [ 73.967986][ T5074] kmem_cache_alloc+0x94/0x3e4 [ 73.969278][ T5074] start_transaction+0x4d0/0x13f0 [ 73.970644][ T5074] btrfs_start_transaction+0x34/0x44 [ 73.972122][ T5074] btrfs_ioctl_set_fslabel+0x28c/0x384 [ 73.973652][ T5074] btrfs_ioctl+0x5f0/0xb38 [ 73.974912][ T5074] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.976241][ T5074] invoke_syscall+0x98/0x2b8 [ 73.977463][ T5074] el0_svc_common+0x138/0x258 [ 73.978735][ T5074] do_el0_svc+0x58/0x14c [ 73.979975][ T5074] el0_svc+0x78/0x1e0 [ 73.981052][ T5074] el0t_64_sync_handler+0xcc/0xe4 [ 73.982392][ T5074] el0t_64_sync+0x1a0/0x1a4 [ 74.100103][ T4338] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 10 /dev/loop0 scanned by udevd (4338) [ 74.263444][ T5095] loop0: detected capacity change from 0 to 32768 [ 74.340426][ T5095] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.343063][ T5095] BTRFS info (device loop0): use zlib compression, level 3 [ 74.345136][ T5095] BTRFS info (device loop0): disabling tree log [ 74.347954][ T5095] BTRFS info (device loop0): turning on sync discard [ 74.350217][ T5095] BTRFS info (device loop0): enabling ssd optimizations [ 74.352276][ T5095] BTRFS info (device loop0): using spread ssd allocation scheme [ 74.354483][ T5095] BTRFS info (device loop0): using free space tree [ 74.356587][ T5095] BTRFS info (device loop0): has skinny extents [ 74.390490][ T5095] FAULT_INJECTION: forcing a failure. [ 74.390490][ T5095] name failslab, interval 1, probability 0, space 0, times 0 [ 74.394251][ T5095] CPU: 0 PID: 5095 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.397056][ T5095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.399896][ T5095] Call trace: [ 74.400808][ T5095] dump_backtrace+0x0/0x43c [ 74.402039][ T5095] show_stack+0x2c/0x3c [ 74.403191][ T5095] __dump_stack+0x30/0x40 [ 74.404396][ T5095] dump_stack_lvl+0xf8/0x160 [ 74.405704][ T5095] dump_stack+0x1c/0x5c [ 74.406906][ T5095] should_fail+0x3c0/0x51c [ 74.408221][ T5095] __should_failslab+0xbc/0x10c [ 74.409670][ T5095] should_failslab+0x10/0x28 [ 74.410927][ T5095] slab_pre_alloc_hook+0x64/0xec [ 74.412313][ T5095] kmem_cache_alloc+0x94/0x3e4 [ 74.413602][ T5095] btrfs_alloc_path+0x5c/0x68 [ 74.414878][ T5095] __btrfs_free_extent+0x19c/0x1aa4 [ 74.416444][ T5095] __btrfs_run_delayed_refs+0xc5c/0x3354 [ 74.417910][ T5095] btrfs_run_delayed_refs+0x124/0x46c [ 74.419435][ T5095] btrfs_commit_transaction+0x1b8/0x3044 [ 74.421054][ T5095] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 74.422639][ T5095] btrfs_ioctl+0x5f0/0xb38 [ 74.423854][ T5095] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.425231][ T5095] invoke_syscall+0x98/0x2b8 [ 74.426479][ T5095] el0_svc_common+0x138/0x258 [ 74.427813][ T5095] do_el0_svc+0x58/0x14c [ 74.429005][ T5095] el0_svc+0x78/0x1e0 [ 74.430124][ T5095] el0t_64_sync_handler+0xcc/0xe4 [ 74.431446][ T5095] el0t_64_sync+0x1a0/0x1a4 [ 74.434125][ T5095] BTRFS error (device loop0): failed to run delayed ref for logical 5255168 num_bytes 4096 type 176 action 2 ref_mod 1: -12 [ 74.438000][ T5095] ------------[ cut here ]------------ [ 74.439822][ T5095] WARNING: CPU: 0 PID: 5095 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 74.442682][ T5095] Modules linked in: [ 74.443808][ T5095] CPU: 0 PID: 5095 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.446510][ T5095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.449332][ T5095] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 74.451470][ T5095] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 74.453079][ T5095] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 74.454682][ T5095] sp : ffff8000202d77d0 [ 74.455782][ T5095] x29: ffff8000202d77e0 x28: ffff0000db8d1000 x27: dfff800000000000 [ 74.458018][ T5095] x26: ffff0000db8d1024 x25: ffff0000ce3f8000 x24: 1fffe00019eaa24d [ 74.460255][ T5095] x23: 1fffe00019eaa24d x22: ffff0000cf551268 x21: 00000000fffffff4 [ 74.462553][ T5095] x20: 0000000000000051 x19: ffff0000cf551210 x18: 0000000000000001 [ 74.464836][ T5095] x17: 0000000000000000 x16: ffff8000083020fc x15: 00000000ffffffff [ 74.467084][ T5095] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 74.469316][ T5095] x11: 0000000000000000 x10: 0000000000000000 x9 : 59d9618787748e00 [ 74.471548][ T5095] x8 : 59d9618787748e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 74.473783][ T5095] x5 : ffff8000202d70b8 x4 : ffff80001424f400 x3 : ffff80000830220c [ 74.476033][ T5095] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 74.478259][ T5095] Call trace: [ 74.479153][ T5095] btrfs_run_delayed_refs+0x3f4/0x46c [ 74.480599][ T5095] btrfs_commit_transaction+0x1b8/0x3044 [ 74.482182][ T5095] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 74.483606][ T5095] btrfs_ioctl+0x5f0/0xb38 [ 74.484793][ T5095] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.486156][ T5095] invoke_syscall+0x98/0x2b8 [ 74.487523][ T5095] el0_svc_common+0x138/0x258 [ 74.488867][ T5095] do_el0_svc+0x58/0x14c [ 74.490100][ T5095] el0_svc+0x78/0x1e0 [ 74.491200][ T5095] el0t_64_sync_handler+0xcc/0xe4 [ 74.492530][ T5095] el0t_64_sync+0x1a0/0x1a4 [ 74.493723][ T5095] irq event stamp: 80078 [ 74.494917][ T5095] hardirqs last enabled at (80077): [] __up_console_sem+0xb4/0x100 [ 74.497597][ T5095] hardirqs last disabled at (80078): [] el1_dbg+0x24/0x80 [ 74.500090][ T5095] softirqs last enabled at (80034): [] handle_softirqs+0xa4c/0xbf0 [ 74.502809][ T5095] softirqs last disabled at (80009): [] __irq_exit_rcu+0x240/0x440 [ 74.505492][ T5095] ---[ end trace d49d81c814303977 ]--- [ 74.507998][ T5095] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2173: errno=-12 Out of memory [ 74.510892][ T5095] BTRFS info (device loop0): forced readonly [ 74.767115][ T21] cfg80211: failed to load regulatory.db [ 74.820515][ T5118] loop0: detected capacity change from 0 to 32768 [ 74.832189][ T5118] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5118) [ 74.847682][ T5118] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 74.853278][ T5118] BTRFS info (device loop0): use zlib compression, level 3 [ 74.858129][ T5118] BTRFS info (device loop0): disabling tree log [ 74.860023][ T5118] BTRFS info (device loop0): turning on sync discard [ 74.868103][ T5118] BTRFS info (device loop0): enabling ssd optimizations [ 74.870163][ T5118] BTRFS info (device loop0): using spread ssd allocation scheme [ 74.880382][ T5118] BTRFS info (device loop0): using free space tree [ 74.882425][ T5118] BTRFS info (device loop0): has skinny extents [ 75.003658][ T5118] FAULT_INJECTION: forcing a failure. [ 75.003658][ T5118] name failslab, interval 1, probability 0, space 0, times 0 [ 75.009003][ T5118] CPU: 1 PID: 5118 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 75.011807][ T5118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 75.014625][ T5118] Call trace: [ 75.015514][ T5118] dump_backtrace+0x0/0x43c [ 75.016738][ T5118] show_stack+0x2c/0x3c [ 75.017870][ T5118] __dump_stack+0x30/0x40 [ 75.019095][ T5118] dump_stack_lvl+0xf8/0x160 [ 75.020371][ T5118] dump_stack+0x1c/0x5c [ 75.021517][ T5118] should_fail+0x3c0/0x51c [ 75.022775][ T5118] __should_failslab+0xbc/0x10c [ 75.024144][ T5118] should_failslab+0x10/0x28 [ 75.025436][ T5118] slab_pre_alloc_hook+0x64/0xec [ 75.026850][ T5118] kmem_cache_alloc+0x94/0x3e4 [ 75.028213][ T5118] btrfs_alloc_path+0x5c/0x68 [ 75.029493][ T5118] __btrfs_run_delayed_refs+0xd70/0x3354 [ 75.031024][ T5118] btrfs_run_delayed_refs+0x124/0x46c [ 75.032608][ T5118] btrfs_commit_transaction+0x1b8/0x3044 [ 75.034244][ T5118] btrfs_ioctl_set_fslabel+0x2c8/0x384 [ 75.035765][ T5118] btrfs_ioctl+0x5f0/0xb38 [ 75.036972][ T5118] __arm64_sys_ioctl+0x14c/0x1c8 [ 75.038406][ T5118] invoke_syscall+0x98/0x2b8 [ 75.039682][ T5118] el0_svc_common+0x138/0x258 [ 75.040934][ T5118] do_el0_svc+0x58/0x14c [ 75.042166][ T5118] el0_svc+0x78/0x1e0 [ 75.043235][ T5118] el0t_64_sync_handler+0xcc/0xe4 [ 75.044582][ T5118] el0t_64_sync+0x1a0/0x1a4 [ 75.048842][ T5118] BTRFS error (device loop0): failed to run delayed ref for logical 5242880 num_bytes 4096 type 176 action 1 ref_mod 1: -12 [ 75.052484][ T5118] ------------[ cut here ]------------ [ 75.054421][ T5118] WARNING: CPU: 1 PID: 5118 at fs/btrfs/extent-tree.c:2173 btrfs_run_delayed_refs+0x3f4/0x46c [ 75.057332][ T5118] Modules linked in: [ 75.058437][ T5118] CPU: 1 PID: 5118 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 75.061165][ T5118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 75.063994][ T5118] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 75.066377][ T5118] pc : btrfs_run_delayed_refs+0x3f4/0x46c [ 75.067972][ T5118] lr : btrfs_run_delayed_refs+0x3f4/0x46c [ 75.069541][ T5118] sp : ffff8000204f77d0 [ 75.070752][ T5118] x29: ffff8000204f77e0 x28: ffff0000db8d0000 x27: dfff800000000000 [ 75.072984][ T5118] x26: ffff0000db8d0024 x25: ffff0000d78c8000 x24: 1fffe0001ba7ad81 [ 75.075245][ T5118] x23: 1fffe0001ba7ad81 x22: ffff0000dd3d6c08 x21: 00000000fffffff4 [ 75.077426][ T5118] x20: 0000000000000051 x19: ffff0000dd3d6bb0 x18: 0000000000000001 [ 75.079676][ T5118] x17: 0000000000000000 x16: ffff8000111bc798 x15: 00000000ffffffff [ 75.081908][ T5118] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 75.084086][ T5118] x11: 0000000000000000 x10: 0000000000000000 x9 : 978b1f4905a24200 [ 75.086251][ T5118] x8 : 978b1f4905a24200 x7 : 0000000000000001 x6 : 0000000000000001