Warning: Permanently added '10.128.0.10' (ED25519) to the list of known hosts. 1970/01/01 00:00:51 ignoring optional flag "type"="gce" 1970/01/01 00:00:51 parsed 1 programs [ 51.245707][ T4263] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:51 executed programs: 0 [ 51.316687][ T4269] chnl_net:caif_netlink_parms(): no params data found [ 51.334935][ T4269] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.336136][ T4269] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.337641][ T4269] device bridge_slave_0 entered promiscuous mode [ 51.339573][ T4269] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.340763][ T4269] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.342243][ T4269] device bridge_slave_1 entered promiscuous mode [ 51.351191][ T4269] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.353624][ T4269] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.361486][ T4269] team0: Port device team_slave_0 added [ 51.363877][ T4269] team0: Port device team_slave_1 added [ 51.371028][ T4269] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.372123][ T4269] 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. [ 51.376117][ T4269] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.378375][ T4269] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.379451][ T4269] 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. [ 51.383149][ T4269] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.444757][ T4269] device hsr_slave_0 entered promiscuous mode [ 51.493671][ T4269] device hsr_slave_1 entered promiscuous mode [ 52.040214][ T4269] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.074895][ T4269] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.114813][ T4269] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.184860][ T4269] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.233050][ T4269] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.234458][ T4269] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.235654][ T4269] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.236837][ T4269] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.256418][ T4269] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.260495][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.262520][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.265433][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.267298][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.272212][ T4269] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.278077][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.279624][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.280715][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.289078][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.291054][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.292123][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.299354][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.301088][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.307152][ T4269] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.308686][ T4269] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.310786][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.312282][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.315816][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.317990][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.319595][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.325294][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.377211][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.378590][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.381146][ T4269] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.388425][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.390026][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.399820][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.401376][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.403061][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.405750][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.408786][ T4269] device veth0_vlan entered promiscuous mode [ 52.415120][ T4269] device veth1_vlan entered promiscuous mode [ 52.422468][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.424230][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.425744][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.427264][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.429928][ T4269] device veth0_macvtap entered promiscuous mode [ 52.432394][ T4269] device veth1_macvtap entered promiscuous mode [ 52.440281][ T4269] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.443252][ T4269] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.445303][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.446848][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.448318][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.449740][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.451163][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.452872][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.457669][ T4269] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.459151][ T4269] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.460542][ T4269] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.461873][ T4269] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.617733][ T4385] loop0: detected capacity change from 0 to 32768 [ 52.631050][ T4385] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4385) [ 52.649568][ T4385] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 52.651129][ T4385] BTRFS info (device loop0): force clearing of disk cache [ 52.652141][ T4385] BTRFS info (device loop0): setting nodatasum [ 52.653264][ T4385] BTRFS info (device loop0): disabling free space tree [ 52.662240][ T4385] BTRFS info (device loop0): has skinny extents [ 52.718931][ T4385] BTRFS info (device loop0): enabling ssd optimizations [ 52.721587][ T4385] BTRFS info (device loop0): clearing free space tree [ 52.722920][ T4385] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 52.725019][ T4385] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 52.732568][ T4385] BTRFS info (device loop0): checking UUID tree [ 52.744923][ T4385] FAULT_INJECTION: forcing a failure. [ 52.744923][ T4385] name failslab, interval 1, probability 0, space 0, times 1 [ 52.747084][ T4385] CPU: 0 PID: 4385 Comm: syz-executor.0 Not tainted syzkaller #0 [ 52.748255][ T4385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.749738][ T4385] Call trace: [ 52.750191][ T4385] dump_backtrace+0x0/0x458 [ 52.750895][ T4385] show_stack+0x2c/0x3c [ 52.751546][ T4385] __dump_stack+0x30/0x40 [ 52.752127][ T4385] dump_stack_lvl+0xf4/0x15c [ 52.752806][ T4385] dump_stack+0x1c/0x5c [ 52.753411][ T4385] should_fail+0x3bc/0x514 [ 52.754059][ T4385] __should_failslab+0xbc/0x10c [ 52.754861][ T4385] should_failslab+0x10/0x28 [ 52.755575][ T4385] slab_pre_alloc_hook+0x64/0xe8 [ 52.756369][ T4385] kmem_cache_alloc+0x94/0x3d4 [ 52.757114][ T4385] start_transaction+0x4d0/0x13e4 [ 52.757793][ T4385] btrfs_attach_transaction_barrier+0x30/0xac [ 52.758737][ T4385] btrfs_sync_fs+0x13c/0xb24 [ 52.759463][ T4385] sync_filesystem+0x1a0/0x218 [ 52.760177][ T4385] btrfs_remount+0x198/0x12b0 [ 52.760881][ T4385] legacy_reconfigure+0xf8/0x110 [ 52.761566][ T4385] reconfigure_super+0x1d4/0x6f4 [ 52.762314][ T4385] path_mount+0xc88/0x1008 [ 52.762954][ T4385] __arm64_sys_mount+0x514/0x5f0 [ 52.763632][ T4385] invoke_syscall+0x98/0x2b0 [ 52.764292][ T4385] el0_svc_common+0x138/0x258 [ 52.764956][ T4385] do_el0_svc+0x58/0x13c [ 52.765548][ T4385] el0_svc+0x78/0x1d0 [ 52.766110][ T4385] el0t_64_sync_handler+0xcc/0xe4 [ 52.766847][ T4385] el0t_64_sync+0x1a0/0x1a4 [ 52.768793][ T4385] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 52.768793][ T4385] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 52.988398][ T4447] loop0: detected capacity change from 0 to 32768 [ 52.994186][ T4447] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4447) [ 52.999712][ T4447] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 53.004047][ T4447] BTRFS info (device loop0): force clearing of disk cache [ 53.005200][ T4447] BTRFS info (device loop0): setting nodatasum [ 53.006060][ T4447] BTRFS info (device loop0): disabling free space tree [ 53.007223][ T4447] BTRFS info (device loop0): has skinny extents [ 53.073175][ T4447] BTRFS info (device loop0): enabling ssd optimizations [ 53.075969][ T4447] BTRFS info (device loop0): clearing free space tree [ 53.077227][ T4447] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.078893][ T4447] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 53.083399][ T4447] BTRFS info (device loop0): checking UUID tree [ 53.105072][ T4447] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 53.105072][ T4447] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 53.123669][ T4447] FAULT_INJECTION: forcing a failure. [ 53.123669][ T4447] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 53.126043][ T4447] CPU: 1 PID: 4447 Comm: syz-executor.0 Not tainted syzkaller #0 [ 53.127294][ T4447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.128888][ T4447] Call trace: [ 53.129337][ T4447] dump_backtrace+0x0/0x458 [ 53.129966][ T4447] show_stack+0x2c/0x3c [ 53.130597][ T4447] __dump_stack+0x30/0x40 [ 53.131240][ T4447] dump_stack_lvl+0xf4/0x15c [ 53.131918][ T4447] dump_stack+0x1c/0x5c [ 53.132547][ T4447] should_fail+0x3bc/0x514 [ 53.133175][ T4447] should_fail_usercopy+0x20/0x30 [ 53.134055][ T4447] simple_read_from_buffer+0xd0/0x264 [ 53.134957][ T4447] proc_fail_nth_read+0x1a4/0x24c [ 53.135787][ T4447] vfs_read+0x27c/0xa44 [ 53.136502][ T4447] ksys_read+0x12c/0x224 [ 53.137189][ T4447] __arm64_sys_read+0x7c/0x90 [ 53.137969][ T4447] invoke_syscall+0x98/0x2b0 [ 53.138731][ T4447] el0_svc_common+0x138/0x258 [ 53.139497][ T4447] do_el0_svc+0x58/0x13c [ 53.140180][ T4447] el0_svc+0x78/0x1d0 [ 53.140827][ T4447] el0t_64_sync_handler+0xcc/0xe4 [ 53.141647][ T4447] el0t_64_sync+0x1a0/0x1a4 [ 53.294312][ T4436] Bluetooth: hci0: command 0x0409 tx timeout [ 53.386113][ T4511] loop0: detected capacity change from 0 to 32768 [ 53.395112][ T4511] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4511) [ 53.403330][ T4511] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 53.405987][ T4511] BTRFS info (device loop0): force clearing of disk cache [ 53.407273][ T4511] BTRFS info (device loop0): setting nodatasum [ 53.408459][ T4511] BTRFS info (device loop0): disabling free space tree [ 53.409743][ T4511] BTRFS info (device loop0): has skinny extents [ 53.475667][ T4511] BTRFS info (device loop0): enabling ssd optimizations [ 53.478097][ T4511] BTRFS info (device loop0): clearing free space tree [ 53.479162][ T4511] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.480603][ T4511] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 53.486741][ T4511] BTRFS info (device loop0): checking UUID tree [ 53.494337][ T4511] FAULT_INJECTION: forcing a failure. [ 53.494337][ T4511] name failslab, interval 1, probability 0, space 0, times 0 [ 53.496384][ T4511] CPU: 1 PID: 4511 Comm: syz-executor.0 Not tainted syzkaller #0 [ 53.497574][ T4511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.499130][ T4511] Call trace: [ 53.499625][ T4511] dump_backtrace+0x0/0x458 [ 53.500305][ T4511] show_stack+0x2c/0x3c [ 53.500941][ T4511] __dump_stack+0x30/0x40 [ 53.501621][ T4511] dump_stack_lvl+0xf4/0x15c [ 53.502318][ T4511] dump_stack+0x1c/0x5c [ 53.502975][ T4511] should_fail+0x3bc/0x514 [ 53.503672][ T4511] __should_failslab+0xbc/0x10c [ 53.504414][ T4511] should_failslab+0x10/0x28 [ 53.505123][ T4511] slab_pre_alloc_hook+0x64/0xe8 [ 53.505884][ T4511] kmem_cache_alloc+0x94/0x3d4 [ 53.506617][ T4511] start_transaction+0x4d0/0x13e4 [ 53.507379][ T4511] btrfs_attach_transaction_barrier+0x30/0xac [ 53.508310][ T4511] btrfs_sync_fs+0x13c/0xb24 [ 53.509018][ T4511] sync_filesystem+0x1a0/0x218 [ 53.509759][ T4511] btrfs_remount+0x198/0x12b0 [ 53.510454][ T4511] legacy_reconfigure+0xf8/0x110 [ 53.511170][ T4511] reconfigure_super+0x1d4/0x6f4 [ 53.511915][ T4511] path_mount+0xc88/0x1008 [ 53.512582][ T4511] __arm64_sys_mount+0x514/0x5f0 [ 53.513308][ T4511] invoke_syscall+0x98/0x2b0 [ 53.514004][ T4511] el0_svc_common+0x138/0x258 [ 53.514708][ T4511] do_el0_svc+0x58/0x13c [ 53.515339][ T4511] el0_svc+0x78/0x1d0 [ 53.515930][ T4511] el0t_64_sync_handler+0xcc/0xe4 [ 53.516679][ T4511] el0t_64_sync+0x1a0/0x1a4 [ 53.525212][ T4511] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 53.525212][ T4511] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 53.759764][ T4571] loop0: detected capacity change from 0 to 32768 [ 53.771845][ T4571] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4571) [ 53.780165][ T4571] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 53.781698][ T4571] BTRFS info (device loop0): force clearing of disk cache [ 53.782810][ T4571] BTRFS info (device loop0): setting nodatasum [ 53.784438][ T4571] BTRFS info (device loop0): disabling free space tree [ 53.785755][ T4571] BTRFS info (device loop0): has skinny extents [ 53.852227][ T4571] BTRFS info (device loop0): enabling ssd optimizations [ 53.857234][ T4571] BTRFS info (device loop0): clearing free space tree [ 53.858519][ T4571] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.859954][ T4571] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 53.864839][ T4571] BTRFS info (device loop0): checking UUID tree [ 53.867450][ T4571] FAULT_INJECTION: forcing a failure. [ 53.867450][ T4571] name failslab, interval 1, probability 0, space 0, times 0 [ 53.869580][ T4571] CPU: 0 PID: 4571 Comm: syz-executor.0 Not tainted syzkaller #0 [ 53.870761][ T4571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.872278][ T4571] Call trace: [ 53.872785][ T4571] dump_backtrace+0x0/0x458 [ 53.873526][ T4571] show_stack+0x2c/0x3c [ 53.874153][ T4571] __dump_stack+0x30/0x40 [ 53.874835][ T4571] dump_stack_lvl+0xf4/0x15c [ 53.875533][ T4571] dump_stack+0x1c/0x5c [ 53.876168][ T4571] should_fail+0x3bc/0x514 [ 53.876849][ T4571] __should_failslab+0xbc/0x10c [ 53.877594][ T4571] should_failslab+0x10/0x28 [ 53.878310][ T4571] slab_pre_alloc_hook+0x64/0xe8 [ 53.879061][ T4571] kmem_cache_alloc+0x94/0x3d4 [ 53.879799][ T4571] start_transaction+0x4d0/0x13e4 [ 53.880523][ T4571] btrfs_attach_transaction_barrier+0x30/0xac [ 53.881413][ T4571] btrfs_sync_fs+0x13c/0xb24 [ 53.882106][ T4571] sync_filesystem+0x1a0/0x218 [ 53.882827][ T4571] btrfs_remount+0x198/0x12b0 [ 53.883492][ T4571] legacy_reconfigure+0xf8/0x110 [ 53.884205][ T4571] reconfigure_super+0x1d4/0x6f4 [ 53.884920][ T4571] path_mount+0xc88/0x1008 [ 53.885542][ T4571] __arm64_sys_mount+0x514/0x5f0 [ 53.886245][ T4571] invoke_syscall+0x98/0x2b0 [ 53.887022][ T4571] el0_svc_common+0x138/0x258 [ 53.887781][ T4571] do_el0_svc+0x58/0x13c [ 53.888462][ T4571] el0_svc+0x78/0x1d0 [ 53.889083][ T4571] el0t_64_sync_handler+0xcc/0xe4 [ 53.889867][ T4571] el0t_64_sync+0x1a0/0x1a4 [ 53.900035][ T4571] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 53.900035][ T4571] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 54.146031][ T4640] loop0: detected capacity change from 0 to 32768 [ 54.153970][ T4640] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4640) [ 54.161733][ T4640] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 54.163156][ T4640] BTRFS info (device loop0): force clearing of disk cache [ 54.164749][ T4640] BTRFS info (device loop0): setting nodatasum [ 54.165977][ T4640] BTRFS info (device loop0): disabling free space tree [ 54.167296][ T4640] BTRFS info (device loop0): has skinny extents [ 54.186525][ T4640] BTRFS info (device loop0): enabling ssd optimizations [ 54.188238][ T4640] BTRFS info (device loop0): clearing free space tree [ 54.189579][ T4640] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 54.191209][ T4640] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 54.195912][ T4640] BTRFS info (device loop0): checking UUID tree [ 54.198574][ T4640] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 54.198574][ T4640] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 54.203228][ T4640] FAULT_INJECTION: forcing a failure. [ 54.203228][ T4640] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 54.206450][ T4640] CPU: 1 PID: 4640 Comm: syz-executor.0 Not tainted syzkaller #0 [ 54.207574][ T4640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.209080][ T4640] Call trace: [ 54.209560][ T4640] dump_backtrace+0x0/0x458 [ 54.210256][ T4640] show_stack+0x2c/0x3c [ 54.210876][ T4640] __dump_stack+0x30/0x40 [ 54.211531][ T4640] dump_stack_lvl+0xf4/0x15c [ 54.212216][ T4640] dump_stack+0x1c/0x5c [ 54.212850][ T4640] should_fail+0x3bc/0x514 [ 54.213511][ T4640] should_fail_usercopy+0x20/0x30 [ 54.214322][ T4640] simple_read_from_buffer+0xd0/0x264 [ 54.215099][ T4640] proc_fail_nth_read+0x1a4/0x24c [ 54.215849][ T4640] vfs_read+0x27c/0xa44 [ 54.216470][ T4640] ksys_read+0x12c/0x224 [ 54.217075][ T4640] __arm64_sys_read+0x7c/0x90 [ 54.217756][ T4640] invoke_syscall+0x98/0x2b0 [ 54.218397][ T4640] el0_svc_common+0x138/0x258 [ 54.219041][ T4640] do_el0_svc+0x58/0x13c [ 54.219661][ T4640] el0_svc+0x78/0x1d0 [ 54.220249][ T4640] el0t_64_sync_handler+0xcc/0xe4 [ 54.220987][ T4640] el0t_64_sync+0x1a0/0x1a4 [ 54.395624][ T4679] loop0: detected capacity change from 0 to 32768 [ 54.398520][ T4679] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4679) [ 54.403340][ T4679] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 54.405027][ T4679] BTRFS info (device loop0): force clearing of disk cache [ 54.406257][ T4679] BTRFS info (device loop0): setting nodatasum [ 54.407261][ T4679] BTRFS info (device loop0): disabling free space tree [ 54.408436][ T4679] BTRFS info (device loop0): has skinny extents [ 54.423831][ T4679] BTRFS info (device loop0): enabling ssd optimizations [ 54.425783][ T4679] BTRFS info (device loop0): clearing free space tree [ 54.427098][ T4679] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 54.428622][ T4679] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 54.433037][ T4679] BTRFS info (device loop0): checking UUID tree [ 54.436675][ T4679] FAULT_INJECTION: forcing a failure. [ 54.436675][ T4679] name failslab, interval 1, probability 0, space 0, times 0 [ 54.438775][ T4679] CPU: 1 PID: 4679 Comm: syz-executor.0 Not tainted syzkaller #0 [ 54.439847][ T4679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.441385][ T4679] Call trace: [ 54.441876][ T4679] dump_backtrace+0x0/0x458 [ 54.442538][ T4679] show_stack+0x2c/0x3c [ 54.443151][ T4679] __dump_stack+0x30/0x40 [ 54.443786][ T4679] dump_stack_lvl+0xf4/0x15c [ 54.444458][ T4679] dump_stack+0x1c/0x5c [ 54.445037][ T4679] should_fail+0x3bc/0x514 [ 54.445662][ T4679] __should_failslab+0xbc/0x10c [ 54.446416][ T4679] should_failslab+0x10/0x28 [ 54.447105][ T4679] slab_pre_alloc_hook+0x64/0xe8 [ 54.447896][ T4679] kmem_cache_alloc+0x94/0x3d4 [ 54.448602][ T4679] btrfs_alloc_path+0x5c/0x68 [ 54.449315][ T4679] __btrfs_run_delayed_items+0x88/0x46c [ 54.450157][ T4679] btrfs_run_delayed_items+0x24/0x34 [ 54.450948][ T4679] btrfs_commit_transaction+0x7e0/0x3078 [ 54.451823][ T4679] btrfs_sync_fs+0x628/0xb24 [ 54.452501][ T4679] sync_filesystem+0x1a0/0x218 [ 54.453138][ T4679] btrfs_remount+0x198/0x12b0 [ 54.453788][ T4679] legacy_reconfigure+0xf8/0x110 [ 54.454568][ T4679] reconfigure_super+0x1d4/0x6f4 [ 54.455328][ T4679] path_mount+0xc88/0x1008 [ 54.455993][ T4679] __arm64_sys_mount+0x514/0x5f0 [ 54.456703][ T4679] invoke_syscall+0x98/0x2b0 [ 54.457362][ T4679] el0_svc_common+0x138/0x258 [ 54.458032][ T4679] do_el0_svc+0x58/0x13c [ 54.458648][ T4679] el0_svc+0x78/0x1d0 [ 54.459205][ T4679] el0t_64_sync_handler+0xcc/0xe4 [ 54.459922][ T4679] el0t_64_sync+0x1a0/0x1a4 [ 54.461671][ T4679] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 54.463157][ T4679] ------------[ cut here ]------------ [ 54.464516][ T4679] WARNING: CPU: 1 PID: 4679 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 54.466079][ T4679] Modules linked in: [ 54.466716][ T4679] CPU: 1 PID: 4679 Comm: syz-executor.0 Not tainted syzkaller #0 [ 54.467842][ T4679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.469337][ T4679] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.470436][ T4679] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 54.471347][ T4679] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 54.472207][ T4679] sp : ffff80001fbc75a0 [ 54.472797][ T4679] x29: ffff80001fbc77e0 x28: ffff700003f78ecc x27: 1fffe00019aad595 [ 54.473965][ T4679] x26: ffff0000db669000 x25: 00000000fffffff4 x24: ffff0000cd56aca8 [ 54.475157][ T4679] x23: ffff0000de9a1cb8 x22: ffff0000de9a1c60 x21: ffff0000d2780000 [ 54.476341][ T4679] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 54.477480][ T4679] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 54.478684][ T4679] x14: 0000000000000001 x13: 1fffe000341f49ab x12: 0000000000ff0100 [ 54.479831][ T4679] x11: 0000000000000000 x10: 0000000000000000 x9 : 44451fb1a7427300 [ 54.480957][ T4679] x8 : 44451fb1a7427300 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.482122][ T4679] x5 : ffff80001fbc6eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 54.483222][ T4679] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.484355][ T4679] Call trace: [ 54.484818][ T4679] btrfs_commit_transaction+0x1ddc/0x3078 [ 54.485698][ T4679] btrfs_sync_fs+0x628/0xb24 [ 54.486365][ T4679] sync_filesystem+0x1a0/0x218 [ 54.487042][ T4679] btrfs_remount+0x198/0x12b0 [ 54.487748][ T4679] legacy_reconfigure+0xf8/0x110 [ 54.488456][ T4679] reconfigure_super+0x1d4/0x6f4 [ 54.489302][ T4679] path_mount+0xc88/0x1008 [ 54.490050][ T4679] __arm64_sys_mount+0x514/0x5f0 [ 54.490777][ T4679] invoke_syscall+0x98/0x2b0 [ 54.491504][ T4679] el0_svc_common+0x138/0x258 [ 54.492234][ T4679] do_el0_svc+0x58/0x13c [ 54.492852][ T4679] el0_svc+0x78/0x1d0 [ 54.493503][ T4679] el0t_64_sync_handler+0xcc/0xe4 [ 54.494235][ T4679] el0t_64_sync+0x1a0/0x1a4 [ 54.494914][ T4679] irq event stamp: 80310 [ 54.495523][ T4679] hardirqs last enabled at (80309): [] __up_console_sem+0xb4/0xfc [ 54.496907][ T4679] hardirqs last disabled at (80310): [] el1_dbg+0x24/0x80 [ 54.498205][ T4679] softirqs last enabled at (80298): [] handle_softirqs+0xa40/0xbe4 [ 54.499587][ T4679] softirqs last disabled at (80151): [] __irq_exit_rcu+0x240/0x43c [ 54.500972][ T4679] ---[ end trace 3a1ea7ac32df6930 ]--- [ 54.502916][ T4679] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 54.504653][ T4679] BTRFS info (device loop0): forced readonly [ 54.505622][ T4679] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 54.505622][ T4679] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 54.704268][ T4701] loop0: detected capacity change from 0 to 32768 [ 54.706784][ T4701] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4701) [ 54.710934][ T4701] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 54.712519][ T4701] BTRFS info (device loop0): force clearing of disk cache [ 54.713875][ T4701] BTRFS info (device loop0): setting nodatasum [ 54.715150][ T4701] BTRFS info (device loop0): disabling free space tree [ 54.716377][ T4701] BTRFS info (device loop0): has skinny extents [ 54.731880][ T4701] BTRFS info (device loop0): enabling ssd optimizations [ 54.733784][ T4701] BTRFS info (device loop0): clearing free space tree [ 54.735125][ T4701] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 54.736744][ T4701] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 54.740895][ T4701] BTRFS info (device loop0): checking UUID tree [ 54.743530][ T4701] FAULT_INJECTION: forcing a failure. [ 54.743530][ T4701] name failslab, interval 1, probability 0, space 0, times 0 [ 54.745889][ T4701] CPU: 1 PID: 4701 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.747315][ T4701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.748927][ T4701] Call trace: [ 54.749450][ T4701] dump_backtrace+0x0/0x458 [ 54.750192][ T4701] show_stack+0x2c/0x3c [ 54.750823][ T4701] __dump_stack+0x30/0x40 [ 54.751541][ T4701] dump_stack_lvl+0xf4/0x15c [ 54.752242][ T4701] dump_stack+0x1c/0x5c [ 54.752906][ T4701] should_fail+0x3bc/0x514 [ 54.753588][ T4701] __should_failslab+0xbc/0x10c [ 54.754345][ T4701] should_failslab+0x10/0x28 [ 54.755063][ T4701] slab_pre_alloc_hook+0x64/0xe8 [ 54.755853][ T4701] kmem_cache_alloc+0x94/0x3d4 [ 54.756608][ T4701] btrfs_alloc_path+0x5c/0x68 [ 54.757351][ T4701] __btrfs_run_delayed_items+0x88/0x46c [ 54.758193][ T4701] btrfs_run_delayed_items+0x24/0x34 [ 54.758980][ T4701] btrfs_commit_transaction+0x938/0x3078 [ 54.759833][ T4701] btrfs_sync_fs+0x628/0xb24 [ 54.760524][ T4701] sync_filesystem+0x1a0/0x218 [ 54.761248][ T4701] btrfs_remount+0x198/0x12b0 [ 54.761950][ T4701] legacy_reconfigure+0xf8/0x110 [ 54.762678][ T4701] reconfigure_super+0x1d4/0x6f4 [ 54.763381][ T4701] path_mount+0xc88/0x1008 [ 54.764024][ T4701] __arm64_sys_mount+0x514/0x5f0 [ 54.764732][ T4701] invoke_syscall+0x98/0x2b0 [ 54.765396][ T4701] el0_svc_common+0x138/0x258 [ 54.766098][ T4701] do_el0_svc+0x58/0x13c [ 54.766790][ T4701] el0_svc+0x78/0x1d0 [ 54.767397][ T4701] el0t_64_sync_handler+0xcc/0xe4 [ 54.768158][ T4701] el0t_64_sync+0x1a0/0x1a4 [ 54.769715][ T4701] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 54.771083][ T4701] ------------[ cut here ]------------ [ 54.772051][ T4701] WARNING: CPU: 1 PID: 4701 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 54.773667][ T4701] Modules linked in: [ 54.774220][ T4701] CPU: 1 PID: 4701 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.775550][ T4701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.777077][ T4701] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.778231][ T4701] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 54.779062][ T4701] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 54.779901][ T4701] sp : ffff80001fb575a0 [ 54.780511][ T4701] x29: ffff80001fb577e0 x28: ffff700003f6aecc x27: 1fffe000183718fd [ 54.781726][ T4701] x26: ffff0000c8973000 x25: 00000000fffffff4 x24: ffff0000c1b8c7e8 [ 54.782917][ T4701] x23: ffff0000de9a1ec8 x22: ffff0000de9a1e70 x21: ffff0000d04e4000 [ 54.784107][ T4701] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 54.785273][ T4701] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 54.786424][ T4701] x14: 0000000000000001 x13: 1fffe000341f49ab x12: 0000000000ff0100 [ 54.787593][ T4701] x11: 0000000000000000 x10: 0000000000000000 x9 : 88bd6cea2807bd00 [ 54.788777][ T4701] x8 : 88bd6cea2807bd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.790184][ T4701] x5 : ffff80001fb56eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 54.791491][ T4701] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.792855][ T4701] Call trace: [ 54.793391][ T4701] btrfs_commit_transaction+0x1ddc/0x3078 [ 54.794296][ T4701] btrfs_sync_fs+0x628/0xb24 [ 54.794997][ T4701] sync_filesystem+0x1a0/0x218 [ 54.795714][ T4701] btrfs_remount+0x198/0x12b0 [ 54.796418][ T4701] legacy_reconfigure+0xf8/0x110 [ 54.797173][ T4701] reconfigure_super+0x1d4/0x6f4 [ 54.797931][ T4701] path_mount+0xc88/0x1008 [ 54.798601][ T4701] __arm64_sys_mount+0x514/0x5f0 [ 54.799367][ T4701] invoke_syscall+0x98/0x2b0 [ 54.800033][ T4701] el0_svc_common+0x138/0x258 [ 54.800785][ T4701] do_el0_svc+0x58/0x13c [ 54.801454][ T4701] el0_svc+0x78/0x1d0 [ 54.802062][ T4701] el0t_64_sync_handler+0xcc/0xe4 [ 54.802807][ T4701] el0t_64_sync+0x1a0/0x1a4 [ 54.803444][ T4701] irq event stamp: 80896 [ 54.804120][ T4701] hardirqs last enabled at (80895): [] __up_console_sem+0xb4/0xfc [ 54.805474][ T4701] hardirqs last disabled at (80896): [] el1_dbg+0x24/0x80 [ 54.806739][ T4701] softirqs last enabled at (80862): [] handle_softirqs+0xa40/0xbe4 [ 54.808118][ T4701] softirqs last disabled at (80715): [] __irq_exit_rcu+0x240/0x43c [ 54.809485][ T4701] ---[ end trace 3a1ea7ac32df6931 ]--- [ 54.810456][ T4701] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 54.812500][ T4701] BTRFS info (device loop0): forced readonly [ 54.814010][ T4701] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 54.814010][ T4701] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 55.014344][ T4723] loop0: detected capacity change from 0 to 32768 [ 55.016869][ T4723] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4723) [ 55.020194][ T4723] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 55.021724][ T4723] BTRFS info (device loop0): force clearing of disk cache [ 55.022898][ T4723] BTRFS info (device loop0): setting nodatasum [ 55.024405][ T4723] BTRFS info (device loop0): disabling free space tree [ 55.025571][ T4723] BTRFS info (device loop0): has skinny extents [ 55.034173][ T4723] BTRFS info (device loop0): enabling ssd optimizations [ 55.035940][ T4723] BTRFS info (device loop0): clearing free space tree [ 55.037220][ T4723] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 55.038757][ T4723] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 55.042424][ T4723] BTRFS info (device loop0): checking UUID tree [ 55.046966][ T4723] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 55.046966][ T4723] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 55.051884][ T4723] FAULT_INJECTION: forcing a failure. [ 55.051884][ T4723] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 55.055069][ T4723] CPU: 0 PID: 4723 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.056473][ T4723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.058017][ T4723] Call trace: [ 55.058542][ T4723] dump_backtrace+0x0/0x458 [ 55.059203][ T4723] show_stack+0x2c/0x3c [ 55.059767][ T4723] __dump_stack+0x30/0x40 [ 55.060441][ T4723] dump_stack_lvl+0xf4/0x15c [ 55.061102][ T4723] dump_stack+0x1c/0x5c [ 55.061748][ T4723] should_fail+0x3bc/0x514 [ 55.062424][ T4723] should_fail_usercopy+0x20/0x30 [ 55.063214][ T4723] simple_read_from_buffer+0xd0/0x264 [ 55.064016][ T4723] proc_fail_nth_read+0x1a4/0x24c [ 55.064752][ T4723] vfs_read+0x27c/0xa44 [ 55.065411][ T4723] ksys_read+0x12c/0x224 [ 55.066132][ T4723] __arm64_sys_read+0x7c/0x90 [ 55.066839][ T4723] invoke_syscall+0x98/0x2b0 [ 55.067546][ T4723] el0_svc_common+0x138/0x258 [ 55.068227][ T4723] do_el0_svc+0x58/0x13c [ 55.068822][ T4723] el0_svc+0x78/0x1d0 [ 55.069424][ T4723] el0t_64_sync_handler+0xcc/0xe4 [ 55.070182][ T4723] el0t_64_sync+0x1a0/0x1a4 [ 55.262786][ T4746] loop0: detected capacity change from 0 to 32768 [ 55.266060][ T4746] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4746) [ 55.269539][ T4746] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 55.271174][ T4746] BTRFS info (device loop0): force clearing of disk cache [ 55.272305][ T4746] BTRFS info (device loop0): setting nodatasum [ 55.273183][ T4746] BTRFS info (device loop0): disabling free space tree [ 55.274803][ T4746] BTRFS info (device loop0): has skinny extents [ 55.288354][ T4746] BTRFS info (device loop0): enabling ssd optimizations [ 55.290124][ T4746] BTRFS info (device loop0): clearing free space tree [ 55.291278][ T4746] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 55.292949][ T4746] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 55.297414][ T4746] BTRFS info (device loop0): checking UUID tree [ 55.303987][ T4746] FAULT_INJECTION: forcing a failure. [ 55.303987][ T4746] name failslab, interval 1, probability 0, space 0, times 0 [ 55.306191][ T4746] CPU: 0 PID: 4746 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.307650][ T4746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.309114][ T4746] Call trace: [ 55.309639][ T4746] dump_backtrace+0x0/0x458 [ 55.310400][ T4746] show_stack+0x2c/0x3c [ 55.311005][ T4746] __dump_stack+0x30/0x40 [ 55.311650][ T4746] dump_stack_lvl+0xf4/0x15c [ 55.312368][ T4746] dump_stack+0x1c/0x5c [ 55.313043][ T4746] should_fail+0x3bc/0x514 [ 55.313735][ T4746] __should_failslab+0xbc/0x10c [ 55.314532][ T4746] should_failslab+0x10/0x28 [ 55.315219][ T4746] slab_pre_alloc_hook+0x64/0xe8 [ 55.315967][ T4746] kmem_cache_alloc+0x94/0x3d4 [ 55.316701][ T4746] start_transaction+0x4d0/0x13e4 [ 55.317461][ T4746] btrfs_attach_transaction_barrier+0x30/0xac [ 55.318412][ T4746] btrfs_sync_fs+0x13c/0xb24 [ 55.319066][ T4746] sync_filesystem+0x1a0/0x218 [ 55.319850][ T4746] btrfs_remount+0x198/0x12b0 [ 55.320525][ T4746] legacy_reconfigure+0xf8/0x110 [ 55.321273][ T4746] reconfigure_super+0x1d4/0x6f4 [ 55.321998][ T4746] path_mount+0xc88/0x1008 [ 55.322696][ T4746] __arm64_sys_mount+0x514/0x5f0 [ 55.323423][ T4746] invoke_syscall+0x98/0x2b0 [ 55.324134][ T4746] el0_svc_common+0x138/0x258 [ 55.324825][ T4746] do_el0_svc+0x58/0x13c [ 55.325464][ T4746] el0_svc+0x78/0x1d0 [ 55.326077][ T4746] el0t_64_sync_handler+0xcc/0xe4 [ 55.326855][ T4746] el0t_64_sync+0x1a0/0x1a4 [ 55.329256][ T4746] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 55.329256][ T4746] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 55.374004][ T4744] Bluetooth: hci0: command 0x041b tx timeout [ 55.514865][ T4769] loop0: detected capacity change from 0 to 32768 [ 55.518848][ T4769] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4769) [ 55.529694][ T4769] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 55.531355][ T4769] BTRFS info (device loop0): force clearing of disk cache [ 55.532541][ T4769] BTRFS info (device loop0): setting nodatasum [ 55.533608][ T4769] BTRFS info (device loop0): disabling free space tree [ 55.534656][ T4769] BTRFS info (device loop0): has skinny extents [ 55.546573][ T4769] BTRFS info (device loop0): enabling ssd optimizations [ 55.548468][ T4769] BTRFS info (device loop0): clearing free space tree [ 55.549689][ T4769] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 55.559022][ T4769] FAULT_INJECTION: forcing a failure. [ 55.559022][ T4769] name failslab, interval 1, probability 0, space 0, times 0 [ 55.561208][ T4769] CPU: 0 PID: 4769 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.562598][ T4769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.564166][ T4769] Call trace: [ 55.564665][ T4769] dump_backtrace+0x0/0x458 [ 55.565382][ T4769] show_stack+0x2c/0x3c [ 55.566029][ T4769] __dump_stack+0x30/0x40 [ 55.566727][ T4769] dump_stack_lvl+0xf4/0x15c [ 55.567414][ T4769] dump_stack+0x1c/0x5c [ 55.568047][ T4769] should_fail+0x3bc/0x514 [ 55.568692][ T4769] __should_failslab+0xbc/0x10c [ 55.569405][ T4769] should_failslab+0x10/0x28 [ 55.570087][ T4769] slab_pre_alloc_hook+0x64/0xe8 [ 55.570799][ T4769] kmem_cache_alloc+0x94/0x3d4 [ 55.571487][ T4769] btrfs_alloc_path+0x5c/0x68 [ 55.572181][ T4769] __btrfs_run_delayed_items+0x88/0x46c [ 55.573077][ T4769] btrfs_run_delayed_items+0x24/0x34 [ 55.573890][ T4769] btrfs_commit_transaction+0x7e0/0x3078 [ 55.574754][ T4769] btrfs_sync_fs+0x628/0xb24 [ 55.575435][ T4769] sync_filesystem+0x1a0/0x218 [ 55.576134][ T4769] btrfs_remount+0x198/0x12b0 [ 55.576848][ T4769] legacy_reconfigure+0xf8/0x110 [ 55.577570][ T4769] reconfigure_super+0x1d4/0x6f4 [ 55.578304][ T4769] path_mount+0xc88/0x1008 [ 55.578940][ T4769] __arm64_sys_mount+0x514/0x5f0 [ 55.579726][ T4769] invoke_syscall+0x98/0x2b0 [ 55.580403][ T4769] el0_svc_common+0x138/0x258 [ 55.581127][ T4769] do_el0_svc+0x58/0x13c [ 55.581758][ T4769] el0_svc+0x78/0x1d0 [ 55.582386][ T4769] el0t_64_sync_handler+0xcc/0xe4 [ 55.583141][ T4769] el0t_64_sync+0x1a0/0x1a4 [ 55.584167][ T4769] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 55.585518][ T4769] ------------[ cut here ]------------ [ 55.586400][ T4769] WARNING: CPU: 0 PID: 4769 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 55.587895][ T4769] Modules linked in: [ 55.588437][ T4769] CPU: 0 PID: 4769 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.589837][ T4769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.591367][ T4769] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.592676][ T4769] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 55.593538][ T4769] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 55.594386][ T4769] sp : ffff80001ff675a0 [ 55.594971][ T4769] x29: ffff80001ff677e0 x28: ffff700003fececc x27: 1fffe0001af4022d [ 55.596086][ T4769] x26: ffff0000c971b000 x25: 00000000fffffff4 x24: ffff0000d7a01168 [ 55.597250][ T4769] x23: ffff0000de91bc08 x22: ffff0000de91bbb0 x21: ffff0000d6ca4000 [ 55.598477][ T4769] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 55.599688][ T4769] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 55.600893][ T4769] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 55.602132][ T4769] x11: 0000000000000000 x10: 0000000000000000 x9 : d249727286a4ef00 [ 55.603367][ T4769] x8 : d249727286a4ef00 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.604512][ T4769] x5 : ffff80001ff66eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 55.605741][ T4769] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.606934][ T4769] Call trace: [ 55.607416][ T4769] btrfs_commit_transaction+0x1ddc/0x3078 [ 55.608177][ T4769] btrfs_sync_fs+0x628/0xb24 [ 55.608814][ T4769] sync_filesystem+0x1a0/0x218 [ 55.609543][ T4769] btrfs_remount+0x198/0x12b0 [ 55.610296][ T4769] legacy_reconfigure+0xf8/0x110 [ 55.610988][ T4769] reconfigure_super+0x1d4/0x6f4 [ 55.611689][ T4769] path_mount+0xc88/0x1008 [ 55.612326][ T4769] __arm64_sys_mount+0x514/0x5f0 [ 55.613054][ T4769] invoke_syscall+0x98/0x2b0 [ 55.613752][ T4769] el0_svc_common+0x138/0x258 [ 55.614403][ T4769] do_el0_svc+0x58/0x13c [ 55.615024][ T4769] el0_svc+0x78/0x1d0 [ 55.615609][ T4769] el0t_64_sync_handler+0xcc/0xe4 [ 55.616323][ T4769] el0t_64_sync+0x1a0/0x1a4 [ 55.616991][ T4769] irq event stamp: 80112 [ 55.617609][ T4769] hardirqs last enabled at (80111): [] __up_console_sem+0xb4/0xfc [ 55.619030][ T4769] hardirqs last disabled at (80112): [] el1_dbg+0x24/0x80 [ 55.620349][ T4769] softirqs last enabled at (80078): [] handle_softirqs+0xa40/0xbe4 [ 55.621743][ T4769] softirqs last disabled at (79991): [] __irq_exit_rcu+0x240/0x43c [ 55.623152][ T4769] ---[ end trace 3a1ea7ac32df6932 ]--- [ 55.624504][ T4769] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 55.626030][ T4769] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 55.626030][ T4769] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 55.834794][ T4791] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4791) [ 55.867333][ T4791] FAULT_INJECTION: forcing a failure. [ 55.867333][ T4791] name failslab, interval 1, probability 0, space 0, times 0 [ 55.869601][ T4791] CPU: 1 PID: 4791 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.870938][ T4791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.872492][ T4791] Call trace: [ 55.872972][ T4791] dump_backtrace+0x0/0x458 [ 55.873607][ T4791] show_stack+0x2c/0x3c [ 55.874233][ T4791] __dump_stack+0x30/0x40 [ 55.874917][ T4791] dump_stack_lvl+0xf4/0x15c [ 55.875574][ T4791] dump_stack+0x1c/0x5c [ 55.876175][ T4791] should_fail+0x3bc/0x514 [ 55.876859][ T4791] __should_failslab+0xbc/0x10c [ 55.877604][ T4791] should_failslab+0x10/0x28 [ 55.878322][ T4791] slab_pre_alloc_hook+0x64/0xe8 [ 55.879061][ T4791] kmem_cache_alloc_trace+0x98/0x3ec [ 55.879921][ T4791] bdi_split_work_to_wbs+0x3f4/0x77c [ 55.880766][ T4791] __writeback_inodes_sb_nr+0x1ac/0x224 [ 55.881563][ T4791] writeback_inodes_sb+0x78/0x8c [ 55.882323][ T4791] sync_filesystem+0xa0/0x218 [ 55.883019][ T4791] btrfs_remount+0x198/0x12b0 [ 55.883768][ T4791] legacy_reconfigure+0xf8/0x110 [ 55.884546][ T4791] reconfigure_super+0x1d4/0x6f4 [ 55.885260][ T4791] path_mount+0xc88/0x1008 [ 55.885928][ T4791] __arm64_sys_mount+0x514/0x5f0 [ 55.886661][ T4791] invoke_syscall+0x98/0x2b0 [ 55.887321][ T4791] el0_svc_common+0x138/0x258 [ 55.887993][ T4791] do_el0_svc+0x58/0x13c [ 55.888610][ T4791] el0_svc+0x78/0x1d0 [ 55.889186][ T4791] el0t_64_sync_handler+0xcc/0xe4 [ 55.889897][ T4791] el0t_64_sync+0x1a0/0x1a4 [ 55.895215][ T4791] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 55.895215][ T4791] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 56.097518][ T4813] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4813) [ 56.120140][ T4813] FAULT_INJECTION: forcing a failure. [ 56.120140][ T4813] name failslab, interval 1, probability 0, space 0, times 0 [ 56.122474][ T4813] CPU: 0 PID: 4813 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.123887][ T4813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.125388][ T4813] Call trace: [ 56.125881][ T4813] dump_backtrace+0x0/0x458 [ 56.126598][ T4813] show_stack+0x2c/0x3c [ 56.127253][ T4813] __dump_stack+0x30/0x40 [ 56.127953][ T4813] dump_stack_lvl+0xf4/0x15c [ 56.128642][ T4813] dump_stack+0x1c/0x5c [ 56.129247][ T4813] should_fail+0x3bc/0x514 [ 56.129875][ T4813] __should_failslab+0xbc/0x10c [ 56.130579][ T4813] should_failslab+0x10/0x28 [ 56.131237][ T4813] slab_pre_alloc_hook+0x64/0xe8 [ 56.131940][ T4813] kmem_cache_alloc_trace+0x98/0x3ec [ 56.132755][ T4813] bdi_split_work_to_wbs+0x3f4/0x77c [ 56.133484][ T4813] __writeback_inodes_sb_nr+0x1ac/0x224 [ 56.134262][ T4813] writeback_inodes_sb+0x78/0x8c [ 56.134993][ T4813] sync_filesystem+0xa0/0x218 [ 56.135655][ T4813] btrfs_remount+0x198/0x12b0 [ 56.136414][ T4813] legacy_reconfigure+0xf8/0x110 [ 56.137165][ T4813] reconfigure_super+0x1d4/0x6f4 [ 56.137892][ T4813] path_mount+0xc88/0x1008 [ 56.138575][ T4813] __arm64_sys_mount+0x514/0x5f0 [ 56.139387][ T4813] invoke_syscall+0x98/0x2b0 [ 56.140114][ T4813] el0_svc_common+0x138/0x258 [ 56.140814][ T4813] do_el0_svc+0x58/0x13c [ 56.141506][ T4813] el0_svc+0x78/0x1d0 [ 56.142108][ T4813] el0t_64_sync_handler+0xcc/0xe4 [ 56.142890][ T4813] el0t_64_sync+0x1a0/0x1a4 [ 56.145838][ T4813] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 56.145838][ T4813] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 56.336599][ T4835] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4835) [ 56.370180][ T4835] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 56.370180][ T4835] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 56.374911][ T4835] FAULT_INJECTION: forcing a failure. [ 56.374911][ T4835] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.377471][ T4835] CPU: 1 PID: 4835 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.378912][ T4835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.380545][ T4835] Call trace: [ 56.381061][ T4835] dump_backtrace+0x0/0x458 [ 56.381824][ T4835] show_stack+0x2c/0x3c [ 56.382541][ T4835] __dump_stack+0x30/0x40 [ 56.383301][ T4835] dump_stack_lvl+0xf4/0x15c [ 56.384057][ T4835] dump_stack+0x1c/0x5c [ 56.384665][ T4835] should_fail+0x3bc/0x514 [ 56.385403][ T4835] should_fail_usercopy+0x20/0x30 [ 56.386168][ T4835] kstrtouint_from_user+0xe0/0x30c [ 56.386951][ T4835] proc_fail_nth_write+0x9c/0x244 [ 56.387669][ T4835] vfs_write+0x284/0xa60 [ 56.388302][ T4835] ksys_write+0x12c/0x224 [ 56.388931][ T4835] __arm64_sys_write+0x7c/0x90 [ 56.389591][ T4835] invoke_syscall+0x98/0x2b0 [ 56.390267][ T4835] el0_svc_common+0x138/0x258 [ 56.390920][ T4835] do_el0_svc+0x58/0x13c [ 56.391540][ T4835] el0_svc+0x78/0x1d0 [ 56.392129][ T4835] el0t_64_sync_handler+0xcc/0xe4 [ 56.392821][ T4835] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:00:56 executed programs: 13 [ 56.603746][ T4857] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4857) [ 56.630341][ T4857] FAULT_INJECTION: forcing a failure. [ 56.630341][ T4857] name failslab, interval 1, probability 0, space 0, times 0 [ 56.632644][ T4857] CPU: 0 PID: 4857 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.634120][ T4857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.635583][ T4857] Call trace: [ 56.636064][ T4857] dump_backtrace+0x0/0x458 [ 56.636743][ T4857] show_stack+0x2c/0x3c [ 56.637347][ T4857] __dump_stack+0x30/0x40 [ 56.638012][ T4857] dump_stack_lvl+0xf4/0x15c [ 56.638676][ T4857] dump_stack+0x1c/0x5c [ 56.639285][ T4857] should_fail+0x3bc/0x514 [ 56.639898][ T4857] __should_failslab+0xbc/0x10c [ 56.640597][ T4857] should_failslab+0x10/0x28 [ 56.641271][ T4857] slab_pre_alloc_hook+0x64/0xe8 [ 56.641991][ T4857] kmem_cache_alloc+0x94/0x3d4 [ 56.642662][ T4857] btrfs_alloc_path+0x5c/0x68 [ 56.643326][ T4857] __btrfs_run_delayed_items+0x88/0x46c [ 56.644115][ T4857] btrfs_run_delayed_items+0x24/0x34 [ 56.644914][ T4857] btrfs_commit_transaction+0x7e0/0x3078 [ 56.645731][ T4857] btrfs_sync_fs+0x628/0xb24 [ 56.646399][ T4857] sync_filesystem+0x1a0/0x218 [ 56.647104][ T4857] btrfs_remount+0x198/0x12b0 [ 56.647773][ T4857] legacy_reconfigure+0xf8/0x110 [ 56.648444][ T4857] reconfigure_super+0x1d4/0x6f4 [ 56.649186][ T4857] path_mount+0xc88/0x1008 [ 56.649829][ T4857] __arm64_sys_mount+0x514/0x5f0 [ 56.650507][ T4857] invoke_syscall+0x98/0x2b0 [ 56.651167][ T4857] el0_svc_common+0x138/0x258 [ 56.651880][ T4857] do_el0_svc+0x58/0x13c [ 56.652506][ T4857] el0_svc+0x78/0x1d0 [ 56.653062][ T4857] el0t_64_sync_handler+0xcc/0xe4 [ 56.653771][ T4857] el0t_64_sync+0x1a0/0x1a4 [ 56.656095][ T4857] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 56.657401][ T4857] ------------[ cut here ]------------ [ 56.658332][ T4857] WARNING: CPU: 0 PID: 4857 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 56.659901][ T4857] Modules linked in: [ 56.660465][ T4857] CPU: 0 PID: 4857 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.661795][ T4857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.663247][ T4857] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.664411][ T4857] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 56.665323][ T4857] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 56.666185][ T4857] sp : ffff8000205975a0 [ 56.666811][ T4857] x29: ffff8000205977e0 x28: ffff7000040b2ecc x27: 1fffe0001b37cc65 [ 56.668030][ T4857] x26: ffff0000d7918000 x25: 00000000fffffff4 x24: ffff0000d9be6328 [ 56.669189][ T4857] x23: ffff0000dd2761b8 x22: ffff0000dd276160 x21: ffff0000d6820000 [ 56.670372][ T4857] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 56.671528][ T4857] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 56.672664][ T4857] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 56.673783][ T4857] x11: 0000000000000000 x10: 0000000000000000 x9 : fb7a58e48bf50d00 [ 56.674914][ T4857] x8 : fb7a58e48bf50d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.676080][ T4857] x5 : ffff800020596eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 56.677261][ T4857] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.678400][ T4857] Call trace: [ 56.678862][ T4857] btrfs_commit_transaction+0x1ddc/0x3078 [ 56.679651][ T4857] btrfs_sync_fs+0x628/0xb24 [ 56.680296][ T4857] sync_filesystem+0x1a0/0x218 [ 56.680955][ T4857] btrfs_remount+0x198/0x12b0 [ 56.681590][ T4857] legacy_reconfigure+0xf8/0x110 [ 56.682289][ T4857] reconfigure_super+0x1d4/0x6f4 [ 56.682988][ T4857] path_mount+0xc88/0x1008 [ 56.683618][ T4857] __arm64_sys_mount+0x514/0x5f0 [ 56.684321][ T4857] invoke_syscall+0x98/0x2b0 [ 56.684986][ T4857] el0_svc_common+0x138/0x258 [ 56.685676][ T4857] do_el0_svc+0x58/0x13c [ 56.686275][ T4857] el0_svc+0x78/0x1d0 [ 56.686908][ T4857] el0t_64_sync_handler+0xcc/0xe4 [ 56.687613][ T4857] el0t_64_sync+0x1a0/0x1a4 [ 56.688256][ T4857] irq event stamp: 80580 [ 56.688837][ T4857] hardirqs last enabled at (80579): [] __up_console_sem+0xb4/0xfc [ 56.690172][ T4857] hardirqs last disabled at (80580): [] el1_dbg+0x24/0x80 [ 56.691403][ T4857] softirqs last enabled at (80546): [] handle_softirqs+0xa40/0xbe4 [ 56.692794][ T4857] softirqs last disabled at (80523): [] __irq_exit_rcu+0x240/0x43c [ 56.694143][ T4857] ---[ end trace 3a1ea7ac32df6933 ]--- [ 56.695815][ T4857] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 56.697280][ T4857] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 56.697280][ T4857] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 56.890091][ T4879] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4879) [ 56.914954][ T4879] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 56.914954][ T4879] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 56.919658][ T4879] FAULT_INJECTION: forcing a failure. [ 56.919658][ T4879] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.921743][ T4879] CPU: 0 PID: 4879 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.923155][ T4879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.924716][ T4879] Call trace: [ 56.925210][ T4879] dump_backtrace+0x0/0x458 [ 56.925884][ T4879] show_stack+0x2c/0x3c [ 56.926489][ T4879] __dump_stack+0x30/0x40 [ 56.927158][ T4879] dump_stack_lvl+0xf4/0x15c [ 56.927911][ T4879] dump_stack+0x1c/0x5c [ 56.928571][ T4879] should_fail+0x3bc/0x514 [ 56.929252][ T4879] should_fail_usercopy+0x20/0x30 [ 56.930039][ T4879] simple_read_from_buffer+0xd0/0x264 [ 56.930825][ T4879] proc_fail_nth_read+0x1a4/0x24c [ 56.931611][ T4879] vfs_read+0x27c/0xa44 [ 56.932251][ T4879] ksys_read+0x12c/0x224 [ 56.932866][ T4879] __arm64_sys_read+0x7c/0x90 [ 56.933599][ T4879] invoke_syscall+0x98/0x2b0 [ 56.934284][ T4879] el0_svc_common+0x138/0x258 [ 56.934919][ T4879] do_el0_svc+0x58/0x13c [ 56.935514][ T4879] el0_svc+0x78/0x1d0 [ 56.936195][ T4879] el0t_64_sync_handler+0xcc/0xe4 [ 56.936930][ T4879] el0t_64_sync+0x1a0/0x1a4 [ 57.143380][ T4901] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4901) [ 57.160605][ T4901] FAULT_INJECTION: forcing a failure. [ 57.160605][ T4901] name failslab, interval 1, probability 0, space 0, times 0 [ 57.162592][ T4901] CPU: 0 PID: 4901 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.163944][ T4901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.165602][ T4901] Call trace: [ 57.166086][ T4901] dump_backtrace+0x0/0x458 [ 57.166813][ T4901] show_stack+0x2c/0x3c [ 57.167421][ T4901] __dump_stack+0x30/0x40 [ 57.168041][ T4901] dump_stack_lvl+0xf4/0x15c [ 57.168720][ T4901] dump_stack+0x1c/0x5c [ 57.169393][ T4901] should_fail+0x3bc/0x514 [ 57.170036][ T4901] __should_failslab+0xbc/0x10c [ 57.170754][ T4901] should_failslab+0x10/0x28 [ 57.171413][ T4901] slab_pre_alloc_hook+0x64/0xe8 [ 57.172140][ T4901] kmem_cache_alloc+0x94/0x3d4 [ 57.172875][ T4901] btrfs_alloc_path+0x5c/0x68 [ 57.173537][ T4901] __btrfs_run_delayed_items+0x88/0x46c [ 57.174323][ T4901] btrfs_run_delayed_items+0x24/0x34 [ 57.175125][ T4901] btrfs_commit_transaction+0x938/0x3078 [ 57.175939][ T4901] btrfs_sync_fs+0x628/0xb24 [ 57.176662][ T4901] sync_filesystem+0x1a0/0x218 [ 57.177372][ T4901] btrfs_remount+0x198/0x12b0 [ 57.178065][ T4901] legacy_reconfigure+0xf8/0x110 [ 57.178756][ T4901] reconfigure_super+0x1d4/0x6f4 [ 57.179463][ T4901] path_mount+0xc88/0x1008 [ 57.180097][ T4901] __arm64_sys_mount+0x514/0x5f0 [ 57.180886][ T4901] invoke_syscall+0x98/0x2b0 [ 57.181618][ T4901] el0_svc_common+0x138/0x258 [ 57.182342][ T4901] do_el0_svc+0x58/0x13c [ 57.182948][ T4901] el0_svc+0x78/0x1d0 [ 57.183520][ T4901] el0t_64_sync_handler+0xcc/0xe4 [ 57.184249][ T4901] el0t_64_sync+0x1a0/0x1a4 [ 57.186099][ T4901] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 57.187377][ T4901] ------------[ cut here ]------------ [ 57.188270][ T4901] WARNING: CPU: 0 PID: 4901 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 57.189750][ T4901] Modules linked in: [ 57.190298][ T4901] CPU: 0 PID: 4901 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.191652][ T4901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.193107][ T4901] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.194301][ T4901] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 57.195163][ T4901] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 57.196062][ T4901] sp : ffff8000205975a0 [ 57.196666][ T4901] x29: ffff8000205977e0 x28: ffff7000040b2ecc x27: 1fffe0001b4d58fd [ 57.197852][ T4901] x26: ffff0000d32ef000 x25: 00000000fffffff4 x24: ffff0000da6ac7e8 [ 57.199087][ T4901] x23: ffff0000dd2763c8 x22: ffff0000dd276370 x21: ffff0000c2e78000 [ 57.200306][ T4901] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 57.201514][ T4901] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 57.203038][ T4901] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 57.204212][ T4901] x11: 0000000000000000 x10: 0000000000000000 x9 : 5770753d8e7bf300 [ 57.205431][ T4901] x8 : 5770753d8e7bf300 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.206590][ T4901] x5 : ffff800020596eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 57.207859][ T4901] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.209078][ T4901] Call trace: [ 57.209632][ T4901] btrfs_commit_transaction+0x1ddc/0x3078 [ 57.210482][ T4901] btrfs_sync_fs+0x628/0xb24 [ 57.211183][ T4901] sync_filesystem+0x1a0/0x218 [ 57.211906][ T4901] btrfs_remount+0x198/0x12b0 [ 57.212710][ T4901] legacy_reconfigure+0xf8/0x110 [ 57.213390][ T4901] reconfigure_super+0x1d4/0x6f4 [ 57.214260][ T4901] path_mount+0xc88/0x1008 [ 57.214967][ T4901] __arm64_sys_mount+0x514/0x5f0 [ 57.215774][ T4901] invoke_syscall+0x98/0x2b0 [ 57.216537][ T4901] el0_svc_common+0x138/0x258 [ 57.217290][ T4901] do_el0_svc+0x58/0x13c [ 57.217944][ T4901] el0_svc+0x78/0x1d0 [ 57.218575][ T4901] el0t_64_sync_handler+0xcc/0xe4 [ 57.219327][ T4901] el0t_64_sync+0x1a0/0x1a4 [ 57.219989][ T4901] irq event stamp: 80882 [ 57.220605][ T4901] hardirqs last enabled at (80881): [] __up_console_sem+0xb4/0xfc [ 57.222012][ T4901] hardirqs last disabled at (80882): [] el1_dbg+0x24/0x80 [ 57.223466][ T4901] softirqs last enabled at (80852): [] handle_softirqs+0xa40/0xbe4 [ 57.225050][ T4901] softirqs last disabled at (80807): [] __irq_exit_rcu+0x240/0x43c [ 57.226566][ T4901] ---[ end trace 3a1ea7ac32df6934 ]--- [ 57.228432][ T4901] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 57.229734][ T4901] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 57.229734][ T4901] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 57.442378][ T4923] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4923) [ 57.454577][ T4441] Bluetooth: hci0: command 0x040f tx timeout [ 57.462298][ T4923] FAULT_INJECTION: forcing a failure. [ 57.462298][ T4923] name failslab, interval 1, probability 0, space 0, times 0 [ 57.464598][ T4923] CPU: 1 PID: 4923 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.465936][ T4923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.467478][ T4923] Call trace: [ 57.467968][ T4923] dump_backtrace+0x0/0x458 [ 57.468689][ T4923] show_stack+0x2c/0x3c [ 57.469321][ T4923] __dump_stack+0x30/0x40 [ 57.470024][ T4923] dump_stack_lvl+0xf4/0x15c [ 57.470695][ T4923] dump_stack+0x1c/0x5c [ 57.471393][ T4923] should_fail+0x3bc/0x514 [ 57.472084][ T4923] __should_failslab+0xbc/0x10c [ 57.472822][ T4923] should_failslab+0x10/0x28 [ 57.473523][ T4923] slab_pre_alloc_hook+0x64/0xe8 [ 57.474285][ T4923] kmem_cache_alloc+0x94/0x3d4 [ 57.474972][ T4923] btrfs_alloc_path+0x5c/0x68 [ 57.475661][ T4923] __btrfs_run_delayed_items+0x88/0x46c [ 57.476450][ T4923] btrfs_run_delayed_items+0x24/0x34 [ 57.477196][ T4923] btrfs_commit_transaction+0x7e0/0x3078 [ 57.478028][ T4923] btrfs_sync_fs+0x628/0xb24 [ 57.478658][ T4923] sync_filesystem+0x1a0/0x218 [ 57.479378][ T4923] btrfs_remount+0x198/0x12b0 [ 57.480110][ T4923] legacy_reconfigure+0xf8/0x110 [ 57.480901][ T4923] reconfigure_super+0x1d4/0x6f4 [ 57.481651][ T4923] path_mount+0xc88/0x1008 [ 57.482317][ T4923] __arm64_sys_mount+0x514/0x5f0 [ 57.483057][ T4923] invoke_syscall+0x98/0x2b0 [ 57.483782][ T4923] el0_svc_common+0x138/0x258 [ 57.484501][ T4923] do_el0_svc+0x58/0x13c [ 57.485170][ T4923] el0_svc+0x78/0x1d0 [ 57.485783][ T4923] el0t_64_sync_handler+0xcc/0xe4 [ 57.486538][ T4923] el0t_64_sync+0x1a0/0x1a4 [ 57.488090][ T4923] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 57.489512][ T4923] ------------[ cut here ]------------ [ 57.490406][ T4923] WARNING: CPU: 1 PID: 4923 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 57.491956][ T4923] Modules linked in: [ 57.492524][ T4923] CPU: 1 PID: 4923 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.493903][ T4923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.495439][ T4923] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.496587][ T4923] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 57.497426][ T4923] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 57.498280][ T4923] sp : ffff8000205975a0 [ 57.498873][ T4923] x29: ffff8000205977e0 x28: ffff7000040b2ecc x27: 1fffe00018184c65 [ 57.500048][ T4923] x26: ffff0000d32e8000 x25: 00000000fffffff4 x24: ffff0000c0c26328 [ 57.501220][ T4923] x23: ffff0000dd279b58 x22: ffff0000dd279b00 x21: ffff0000c2e78000 [ 57.502415][ T4923] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 57.503580][ T4923] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 57.504733][ T4923] x14: 0000000000000001 x13: 1fffe000341f49ab x12: 0000000000ff0100 [ 57.505883][ T4923] x11: 0000000000000000 x10: 0000000000000000 x9 : c2f6ea5c7638ed00 [ 57.507031][ T4923] x8 : c2f6ea5c7638ed00 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.508224][ T4923] x5 : ffff800020596eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 57.509357][ T4923] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.510477][ T4923] Call trace: [ 57.510943][ T4923] btrfs_commit_transaction+0x1ddc/0x3078 [ 57.511763][ T4923] btrfs_sync_fs+0x628/0xb24 [ 57.512430][ T4923] sync_filesystem+0x1a0/0x218 [ 57.513105][ T4923] btrfs_remount+0x198/0x12b0 [ 57.513791][ T4923] legacy_reconfigure+0xf8/0x110 [ 57.514522][ T4923] reconfigure_super+0x1d4/0x6f4 [ 57.515225][ T4923] path_mount+0xc88/0x1008 [ 57.515899][ T4923] __arm64_sys_mount+0x514/0x5f0 [ 57.516607][ T4923] invoke_syscall+0x98/0x2b0 [ 57.517251][ T4923] el0_svc_common+0x138/0x258 [ 57.517989][ T4923] do_el0_svc+0x58/0x13c [ 57.518593][ T4923] el0_svc+0x78/0x1d0 [ 57.519175][ T4923] el0t_64_sync_handler+0xcc/0xe4 [ 57.519960][ T4923] el0t_64_sync+0x1a0/0x1a4 [ 57.520647][ T4923] irq event stamp: 79782 [ 57.521256][ T4923] hardirqs last enabled at (79781): [] __up_console_sem+0xb4/0xfc [ 57.522582][ T4923] hardirqs last disabled at (79782): [] el1_dbg+0x24/0x80 [ 57.523863][ T4923] softirqs last enabled at (79748): [] handle_softirqs+0xa40/0xbe4 [ 57.525346][ T4923] softirqs last disabled at (79663): [] __irq_exit_rcu+0x240/0x43c [ 57.526711][ T4923] ---[ end trace 3a1ea7ac32df6935 ]--- [ 57.527762][ T4923] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 57.529443][ T4923] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 57.529443][ T4923] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 57.724979][ T4945] set_capacity_and_notify: 7 callbacks suppressed [ 57.724989][ T4945] loop0: detected capacity change from 0 to 32768 [ 57.728971][ T4945] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4945) [ 57.732361][ T4945] btrfs_printk: 76 callbacks suppressed [ 57.732369][ T4945] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 57.735844][ T4945] BTRFS info (device loop0): force clearing of disk cache [ 57.737100][ T4945] BTRFS info (device loop0): setting nodatasum [ 57.737971][ T4945] BTRFS info (device loop0): disabling free space tree [ 57.739167][ T4945] BTRFS info (device loop0): has skinny extents [ 57.752634][ T4945] BTRFS info (device loop0): enabling ssd optimizations [ 57.754324][ T4945] BTRFS info (device loop0): clearing free space tree [ 57.755524][ T4945] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 57.757016][ T4945] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 57.760610][ T4945] BTRFS info (device loop0): checking UUID tree [ 57.763303][ T4945] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 57.763303][ T4945] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 57.768523][ T4945] FAULT_INJECTION: forcing a failure. [ 57.768523][ T4945] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 57.770617][ T4945] CPU: 1 PID: 4945 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.772102][ T4945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.773652][ T4945] Call trace: [ 57.774187][ T4945] dump_backtrace+0x0/0x458 [ 57.774861][ T4945] show_stack+0x2c/0x3c [ 57.775438][ T4945] __dump_stack+0x30/0x40 [ 57.776058][ T4945] dump_stack_lvl+0xf4/0x15c [ 57.776757][ T4945] dump_stack+0x1c/0x5c [ 57.777362][ T4945] should_fail+0x3bc/0x514 [ 57.778058][ T4945] should_fail_usercopy+0x20/0x30 [ 57.778844][ T4945] simple_read_from_buffer+0xd0/0x264 [ 57.779618][ T4945] proc_fail_nth_read+0x1a4/0x24c [ 57.780338][ T4945] vfs_read+0x27c/0xa44 [ 57.780936][ T4945] ksys_read+0x12c/0x224 [ 57.781540][ T4945] __arm64_sys_read+0x7c/0x90 [ 57.782231][ T4945] invoke_syscall+0x98/0x2b0 [ 57.782904][ T4945] el0_svc_common+0x138/0x258 [ 57.783567][ T4945] do_el0_svc+0x58/0x13c [ 57.784167][ T4945] el0_svc+0x78/0x1d0 [ 57.784734][ T4945] el0t_64_sync_handler+0xcc/0xe4 [ 57.785453][ T4945] el0t_64_sync+0x1a0/0x1a4 [ 57.966041][ T4967] loop0: detected capacity change from 0 to 32768 [ 57.968718][ T4967] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4967) [ 57.972397][ T4967] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 57.974369][ T4967] BTRFS info (device loop0): force clearing of disk cache [ 57.975609][ T4967] BTRFS info (device loop0): setting nodatasum [ 57.976541][ T4967] BTRFS info (device loop0): disabling free space tree [ 57.977692][ T4967] BTRFS info (device loop0): has skinny extents [ 57.989058][ T4967] BTRFS info (device loop0): enabling ssd optimizations [ 57.990736][ T4967] BTRFS info (device loop0): clearing free space tree [ 57.991937][ T4967] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 57.993999][ T4967] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 57.997813][ T4967] BTRFS info (device loop0): checking UUID tree [ 58.000389][ T4967] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 58.000389][ T4967] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 58.006092][ T4967] FAULT_INJECTION: forcing a failure. [ 58.006092][ T4967] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 58.008085][ T4967] CPU: 0 PID: 4967 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.009419][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.010902][ T4967] Call trace: [ 58.011359][ T4967] dump_backtrace+0x0/0x458 [ 58.012107][ T4967] show_stack+0x2c/0x3c [ 58.012767][ T4967] __dump_stack+0x30/0x40 [ 58.013452][ T4967] dump_stack_lvl+0xf4/0x15c [ 58.014172][ T4967] dump_stack+0x1c/0x5c [ 58.014787][ T4967] should_fail+0x3bc/0x514 [ 58.015416][ T4967] should_fail_usercopy+0x20/0x30 [ 58.016128][ T4967] kstrtouint_from_user+0xe0/0x30c [ 58.016909][ T4967] proc_fail_nth_write+0x9c/0x244 [ 58.017739][ T4967] vfs_write+0x284/0xa60 [ 58.018387][ T4967] ksys_write+0x12c/0x224 [ 58.019075][ T4967] __arm64_sys_write+0x7c/0x90 [ 58.019748][ T4967] invoke_syscall+0x98/0x2b0 [ 58.020429][ T4967] el0_svc_common+0x138/0x258 [ 58.021145][ T4967] do_el0_svc+0x58/0x13c [ 58.021807][ T4967] el0_svc+0x78/0x1d0 [ 58.022370][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 58.023120][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 58.211910][ T4989] loop0: detected capacity change from 0 to 32768 [ 58.216341][ T4989] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4989) [ 58.222160][ T4989] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 58.223909][ T4989] BTRFS info (device loop0): force clearing of disk cache [ 58.225049][ T4989] BTRFS info (device loop0): setting nodatasum [ 58.225945][ T4989] BTRFS info (device loop0): disabling free space tree [ 58.226970][ T4989] BTRFS info (device loop0): has skinny extents [ 58.243851][ T4989] BTRFS info (device loop0): enabling ssd optimizations [ 58.246000][ T4989] BTRFS info (device loop0): clearing free space tree [ 58.247334][ T4989] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 58.248906][ T4989] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 58.252592][ T4989] BTRFS info (device loop0): checking UUID tree [ 58.256307][ T4989] FAULT_INJECTION: forcing a failure. [ 58.256307][ T4989] name failslab, interval 1, probability 0, space 0, times 0 [ 58.258384][ T4989] CPU: 0 PID: 4989 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.259688][ T4989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.261154][ T4989] Call trace: [ 58.261635][ T4989] dump_backtrace+0x0/0x458 [ 58.262303][ T4989] show_stack+0x2c/0x3c [ 58.262917][ T4989] __dump_stack+0x30/0x40 [ 58.263553][ T4989] dump_stack_lvl+0xf4/0x15c [ 58.264233][ T4989] dump_stack+0x1c/0x5c [ 58.264858][ T4989] should_fail+0x3bc/0x514 [ 58.265509][ T4989] __should_failslab+0xbc/0x10c [ 58.266208][ T4989] should_failslab+0x10/0x28 [ 58.266868][ T4989] slab_pre_alloc_hook+0x64/0xe8 [ 58.267593][ T4989] kmem_cache_alloc+0x94/0x3d4 [ 58.268332][ T4989] start_transaction+0x4d0/0x13e4 [ 58.269122][ T4989] btrfs_attach_transaction_barrier+0x30/0xac [ 58.270056][ T4989] btrfs_sync_fs+0x13c/0xb24 [ 58.270747][ T4989] sync_filesystem+0x1a0/0x218 [ 58.271462][ T4989] btrfs_remount+0x198/0x12b0 [ 58.272161][ T4989] legacy_reconfigure+0xf8/0x110 [ 58.272881][ T4989] reconfigure_super+0x1d4/0x6f4 [ 58.273601][ T4989] path_mount+0xc88/0x1008 [ 58.274246][ T4989] __arm64_sys_mount+0x514/0x5f0 [ 58.274979][ T4989] invoke_syscall+0x98/0x2b0 [ 58.275673][ T4989] el0_svc_common+0x138/0x258 [ 58.276385][ T4989] do_el0_svc+0x58/0x13c [ 58.276981][ T4989] el0_svc+0x78/0x1d0 [ 58.277540][ T4989] el0t_64_sync_handler+0xcc/0xe4 [ 58.278273][ T4989] el0t_64_sync+0x1a0/0x1a4 [ 58.281347][ T4989] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 58.281347][ T4989] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 58.461014][ T5011] loop0: detected capacity change from 0 to 32768 [ 58.463830][ T5011] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5011) [ 58.467722][ T5011] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 58.469246][ T5011] BTRFS info (device loop0): force clearing of disk cache [ 58.470411][ T5011] BTRFS info (device loop0): setting nodatasum [ 58.471308][ T5011] BTRFS info (device loop0): disabling free space tree [ 58.472445][ T5011] BTRFS info (device loop0): has skinny extents [ 58.496389][ T5011] BTRFS info (device loop0): enabling ssd optimizations [ 58.498038][ T5011] BTRFS info (device loop0): clearing free space tree [ 58.499201][ T5011] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 58.500745][ T5011] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 58.504902][ T5011] BTRFS info (device loop0): checking UUID tree [ 58.507490][ T5011] FAULT_INJECTION: forcing a failure. [ 58.507490][ T5011] name failslab, interval 1, probability 0, space 0, times 0 [ 58.509527][ T5011] CPU: 1 PID: 5011 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.510951][ T5011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.512379][ T5011] Call trace: [ 58.512856][ T5011] dump_backtrace+0x0/0x458 [ 58.513595][ T5011] show_stack+0x2c/0x3c [ 58.514214][ T5011] __dump_stack+0x30/0x40 [ 58.514871][ T5011] dump_stack_lvl+0xf4/0x15c [ 58.515527][ T5011] dump_stack+0x1c/0x5c [ 58.516114][ T5011] should_fail+0x3bc/0x514 [ 58.516770][ T5011] __should_failslab+0xbc/0x10c [ 58.517569][ T5011] should_failslab+0x10/0x28 [ 58.518273][ T5011] slab_pre_alloc_hook+0x64/0xe8 [ 58.519007][ T5011] kmem_cache_alloc+0x94/0x3d4 [ 58.519718][ T5011] btrfs_alloc_path+0x5c/0x68 [ 58.520398][ T5011] __btrfs_run_delayed_items+0x88/0x46c [ 58.521206][ T5011] btrfs_run_delayed_items+0x24/0x34 [ 58.521988][ T5011] btrfs_commit_transaction+0x7e0/0x3078 [ 58.522799][ T5011] btrfs_sync_fs+0x628/0xb24 [ 58.523487][ T5011] sync_filesystem+0x1a0/0x218 [ 58.524207][ T5011] btrfs_remount+0x198/0x12b0 [ 58.524917][ T5011] legacy_reconfigure+0xf8/0x110 [ 58.525674][ T5011] reconfigure_super+0x1d4/0x6f4 [ 58.526400][ T5011] path_mount+0xc88/0x1008 [ 58.527068][ T5011] __arm64_sys_mount+0x514/0x5f0 [ 58.527801][ T5011] invoke_syscall+0x98/0x2b0 [ 58.528431][ T5011] el0_svc_common+0x138/0x258 [ 58.529146][ T5011] do_el0_svc+0x58/0x13c [ 58.529833][ T5011] el0_svc+0x78/0x1d0 [ 58.530478][ T5011] el0t_64_sync_handler+0xcc/0xe4 [ 58.531235][ T5011] el0t_64_sync+0x1a0/0x1a4 [ 58.532346][ T5011] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 58.533739][ T5011] ------------[ cut here ]------------ [ 58.534672][ T5011] WARNING: CPU: 1 PID: 5011 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 58.536288][ T5011] Modules linked in: [ 58.536857][ T5011] CPU: 1 PID: 5011 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.538192][ T5011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.539713][ T5011] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.540906][ T5011] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 58.541835][ T5011] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 58.542760][ T5011] sp : ffff8000211775a0 [ 58.543384][ T5011] x29: ffff8000211777e0 x28: ffff70000422eecc x27: 1fffe000196c6595 [ 58.544616][ T5011] x26: ffff0000d962b000 x25: 00000000fffffff4 x24: ffff0000cb632ca8 [ 58.545884][ T5011] x23: ffff0000de9a1528 x22: ffff0000de9a14d0 x21: ffff0000c8c78000 [ 58.547039][ T5011] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 58.548227][ T5011] x17: 0000000000000000 x16: ffff800008304ad4 x15: 00000000ffffffff [ 58.549427][ T5011] x14: 0000000000000001 x13: 1ffff0000422edd4 x12: 0000000000ff0100 [ 58.550615][ T5011] x11: 0000000000000000 x10: 0000000000000000 x9 : 15b4504b0b7c6500 [ 58.551854][ T5011] x8 : 15b4504b0b7c6500 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.553051][ T5011] x5 : ffff800021176eb8 x4 : ffff80001436f3e0 x3 : ffff800008304be4 [ 58.554248][ T5011] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.555477][ T5011] Call trace: [ 58.555943][ T5011] btrfs_commit_transaction+0x1ddc/0x3078 [ 58.556768][ T5011] btrfs_sync_fs+0x628/0xb24 [ 58.557508][ T5011] sync_filesystem+0x1a0/0x218 [ 58.558252][ T5011] btrfs_remount+0x198/0x12b0 [ 58.558981][ T5011] legacy_reconfigure+0xf8/0x110 [ 58.559706][ T5011] reconfigure_super+0x1d4/0x6f4 [ 58.560472][ T5011] path_mount+0xc88/0x1008 [ 58.561172][ T5011] __arm64_sys_mount+0x514/0x5f0 [ 58.562067][ T5011] invoke_syscall+0x98/0x2b0 [ 58.562813][ T5011] el0_svc_common+0x138/0x258 [ 58.563569][ T5011] do_el0_svc+0x58/0x13c [ 58.564169][ T5011] el0_svc+0x78/0x1d0 [ 58.564760][ T5011] el0t_64_sync_handler+0xcc/0xe4 [ 58.565457][ T5011] el0t_64_sync+0x1a0/0x1a4 [ 58.566151][ T5011] irq event stamp: 80274 [ 58.566776][ T5011] hardirqs last enabled at (80273): [] __up_console_sem+0xb4/0xfc [ 58.568261][ T5011] hardirqs last disabled at (80274): [] el1_dbg+0x24/0x80 [ 58.569619][ T5011] softirqs last enabled at (80254): [] handle_softirqs+0xa40/0xbe4 [ 58.571054][ T5011] softirqs last disabled at (80221): [] __irq_exit_rcu+0x240/0x43c [ 58.572423][ T5011] ---[ end trace 3a1ea7ac32df6936 ]--- [ 58.573323][ T5011] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 58.574963][ T5011] BTRFS info (device loop0): forced readonly [ 58.575919][ T5011] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 58.575919][ T5011] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 58.774446][ T5033] loop0: detected capacity change from 0 to 32768 [ 58.776959][ T5033] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5033) [ 58.780735][ T5033] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 58.782398][ T5033] BTRFS info (device loop0): force clearing of disk cache [ 58.783861][ T5033] BTRFS info (device loop0): setting nodatasum [ 58.784877][ T5033] BTRFS info (device loop0): disabling free space tree [ 58.785967][ T5033] BTRFS info (device loop0): has skinny extents [ 58.799811][ T5033] BTRFS info (device loop0): enabling ssd optimizations [ 58.801508][ T5033] BTRFS info (device loop0): clearing free space tree [ 58.802728][ T5033] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 58.804707][ T5033] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 58.808396][ T5033] BTRFS info (device loop0): checking UUID tree [ 58.811175][ T5033] FAULT_INJECTION: forcing a failure. [ 58.811175][ T5033] name failslab, interval 1, probability 0, space 0, times 0 [ 58.813142][ T5033] CPU: 1 PID: 5033 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.814435][ T5033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.815891][ T5033] Call trace: [ 58.816369][ T5033] dump_backtrace+0x0/0x458 [ 58.817076][ T5033] show_stack+0x2c/0x3c [ 58.817686][ T5033] __dump_stack+0x30/0x40 [ 58.818323][ T5033] dump_stack_lvl+0xf4/0x15c [ 58.819032][ T5033] dump_stack+0x1c/0x5c [ 58.819645][ T5033] should_fail+0x3bc/0x514 [ 58.820270][ T5033] __should_failslab+0xbc/0x10c [ 58.820959][ T5033] should_failslab+0x10/0x28 [ 58.821630][ T5033] slab_pre_alloc_hook+0x64/0xe8 [ 58.822304][ T5033] kmem_cache_alloc+0x94/0x3d4 [ 58.822995][ T5033] start_transaction+0x4d0/0x13e4 [ 58.823719][ T5033] btrfs_attach_transaction_barrier+0x30/0xac [ 58.824578][ T5033] btrfs_sync_fs+0x13c/0xb24 [ 58.825199][ T5033] sync_filesystem+0x1a0/0x218 [ 58.825862][ T5033] btrfs_remount+0x198/0x12b0 [ 58.826527][ T5033] legacy_reconfigure+0xf8/0x110 [ 58.827196][ T5033] reconfigure_super+0x1d4/0x6f4 [ 58.827975][ T5033] path_mount+0xc88/0x1008 [ 58.828610][ T5033] __arm64_sys_mount+0x514/0x5f0 [ 58.829310][ T5033] invoke_syscall+0x98/0x2b0 [ 58.830044][ T5033] el0_svc_common+0x138/0x258 [ 58.830700][ T5033] do_el0_svc+0x58/0x13c [ 58.831301][ T5033] el0_svc+0x78/0x1d0 [ 58.831841][ T5033] el0t_64_sync_handler+0xcc/0xe4 [ 58.832598][ T5033] el0t_64_sync+0x1a0/0x1a4 [ 58.834081][ T5033] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 58.834081][ T5033] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 59.021324][ T5055] loop0: detected capacity change from 0 to 32768 [ 59.025073][ T5055] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5055) [ 59.029503][ T5055] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 59.030993][ T5055] BTRFS info (device loop0): force clearing of disk cache [ 59.032050][ T5055] BTRFS info (device loop0): setting nodatasum [ 59.032961][ T5055] BTRFS info (device loop0): disabling free space tree [ 59.034003][ T5055] BTRFS info (device loop0): has skinny extents [ 59.046776][ T5055] BTRFS info (device loop0): enabling ssd optimizations [ 59.048453][ T5055] BTRFS info (device loop0): clearing free space tree [ 59.049623][ T5055] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 59.051174][ T5055] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 59.055334][ T5055] BTRFS info (device loop0): checking UUID tree [ 59.061173][ T5055] FAULT_INJECTION: forcing a failure. [ 59.061173][ T5055] name failslab, interval 1, probability 0, space 0, times 0 [ 59.063210][ T5055] CPU: 0 PID: 5055 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.064544][ T5055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.066038][ T5055] Call trace: [ 59.066531][ T5055] dump_backtrace+0x0/0x458 [ 59.067194][ T5055] show_stack+0x2c/0x3c [ 59.067800][ T5055] __dump_stack+0x30/0x40 [ 59.068369][ T5055] dump_stack_lvl+0xf4/0x15c [ 59.069000][ T5055] dump_stack+0x1c/0x5c [ 59.069580][ T5055] should_fail+0x3bc/0x514 [ 59.070201][ T5055] __should_failslab+0xbc/0x10c [ 59.070876][ T5055] should_failslab+0x10/0x28 [ 59.071547][ T5055] slab_pre_alloc_hook+0x64/0xe8 [ 59.072247][ T5055] kmem_cache_alloc+0x94/0x3d4 [ 59.072928][ T5055] btrfs_alloc_path+0x5c/0x68 [ 59.073590][ T5055] __btrfs_run_delayed_items+0x88/0x46c [ 59.074358][ T5055] btrfs_run_delayed_items+0x24/0x34 [ 59.075119][ T5055] btrfs_commit_transaction+0x7e0/0x3078 [ 59.075917][ T5055] btrfs_sync_fs+0x628/0xb24 [ 59.076561][ T5055] sync_filesystem+0x1a0/0x218 [ 59.077270][ T5055] btrfs_remount+0x198/0x12b0 [ 59.077926][ T5055] legacy_reconfigure+0xf8/0x110 [ 59.078610][ T5055] reconfigure_super+0x1d4/0x6f4 [ 59.079288][ T5055] path_mount+0xc88/0x1008 [ 59.079912][ T5055] __arm64_sys_mount+0x514/0x5f0 [ 59.080592][ T5055] invoke_syscall+0x98/0x2b0 [ 59.081237][ T5055] el0_svc_common+0x138/0x258 [ 59.081908][ T5055] do_el0_svc+0x58/0x13c [ 59.082514][ T5055] el0_svc+0x78/0x1d0 [ 59.083090][ T5055] el0t_64_sync_handler+0xcc/0xe4 [ 59.083795][ T5055] el0t_64_sync+0x1a0/0x1a4 [ 59.085130][ T5055] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 59.086479][ T5055] ------------[ cut here ]------------ [ 59.087428][ T5055] WARNING: CPU: 0 PID: 5055 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 59.089054][ T5055] Modules linked in: [ 59.089653][ T5055] CPU: 0 PID: 5055 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.091033][ T5055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.092526][ T5055] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.093684][ T5055] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 59.094527][ T5055] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 59.095426][ T5055] sp : ffff8000211875a0 [ 59.096031][ T5055] x29: ffff8000211877e0 x28: ffff700004230ecc x27: 1fffe00019d96c65 [ 59.097190][ T5055] x26: ffff0000cf333000 x25: 00000000fffffff4 x24: ffff0000cecb6328 [ 59.098357][ T5055] x23: ffff0000dd276d68 x22: ffff0000dd276d10 x21: ffff0000d3854000 [ 59.099568][ T5055] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 59.100833][ T5055] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 59.102070][ T5055] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 59.103280][ T5055] x11: 0000000000000000 x10: 0000000000000000 x9 : 06827f05db9ad500 [ 59.104516][ T5055] x8 : 06827f05db9ad500 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.105765][ T5055] x5 : ffff800021186eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 59.107015][ T5055] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 59.108171][ T5055] Call trace: [ 59.108633][ T5055] btrfs_commit_transaction+0x1ddc/0x3078 [ 59.109498][ T5055] btrfs_sync_fs+0x628/0xb24 [ 59.110156][ T5055] sync_filesystem+0x1a0/0x218 [ 59.110899][ T5055] btrfs_remount+0x198/0x12b0 [ 59.111551][ T5055] legacy_reconfigure+0xf8/0x110 [ 59.112297][ T5055] reconfigure_super+0x1d4/0x6f4 [ 59.113019][ T5055] path_mount+0xc88/0x1008 [ 59.113720][ T5055] __arm64_sys_mount+0x514/0x5f0 [ 59.114460][ T5055] invoke_syscall+0x98/0x2b0 [ 59.115123][ T5055] el0_svc_common+0x138/0x258 [ 59.115815][ T5055] do_el0_svc+0x58/0x13c [ 59.116463][ T5055] el0_svc+0x78/0x1d0 [ 59.117109][ T5055] el0t_64_sync_handler+0xcc/0xe4 [ 59.117787][ T5055] el0t_64_sync+0x1a0/0x1a4 [ 59.118435][ T5055] irq event stamp: 81116 [ 59.119008][ T5055] hardirqs last enabled at (81115): [] __up_console_sem+0xb4/0xfc [ 59.120414][ T5055] hardirqs last disabled at (81116): [] el1_dbg+0x24/0x80 [ 59.121692][ T5055] softirqs last enabled at (81082): [] handle_softirqs+0xa40/0xbe4 [ 59.123046][ T5055] softirqs last disabled at (81055): [] __irq_exit_rcu+0x240/0x43c [ 59.124456][ T5055] ---[ end trace 3a1ea7ac32df6937 ]--- [ 59.125433][ T5055] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 59.126841][ T5055] BTRFS info (device loop0): forced readonly [ 59.127823][ T5055] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 59.127823][ T5055] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 59.340684][ T5077] loop0: detected capacity change from 0 to 32768 [ 59.343425][ T5077] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5077) [ 59.346754][ T5077] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 59.348226][ T5077] BTRFS info (device loop0): force clearing of disk cache [ 59.349370][ T5077] BTRFS info (device loop0): setting nodatasum [ 59.350289][ T5077] BTRFS info (device loop0): disabling free space tree [ 59.351396][ T5077] BTRFS info (device loop0): has skinny extents [ 59.360080][ T5077] BTRFS info (device loop0): enabling ssd optimizations [ 59.361779][ T5077] BTRFS info (device loop0): clearing free space tree [ 59.363040][ T5077] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 59.364830][ T5077] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 59.368590][ T5077] BTRFS info (device loop0): checking UUID tree [ 59.371200][ T5077] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 59.371200][ T5077] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 59.376042][ T5077] FAULT_INJECTION: forcing a failure. [ 59.376042][ T5077] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 59.378134][ T5077] CPU: 0 PID: 5077 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.379536][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.380967][ T5077] Call trace: [ 59.381421][ T5077] dump_backtrace+0x0/0x458 [ 59.382066][ T5077] show_stack+0x2c/0x3c [ 59.382656][ T5077] __dump_stack+0x30/0x40 [ 59.383305][ T5077] dump_stack_lvl+0xf4/0x15c [ 59.383978][ T5077] dump_stack+0x1c/0x5c [ 59.384595][ T5077] should_fail+0x3bc/0x514 [ 59.385232][ T5077] should_fail_usercopy+0x20/0x30 [ 59.385916][ T5077] kstrtouint_from_user+0xe0/0x30c [ 59.386654][ T5077] proc_fail_nth_write+0x9c/0x244 [ 59.387383][ T5077] vfs_write+0x284/0xa60 [ 59.388001][ T5077] ksys_write+0x12c/0x224 [ 59.388621][ T5077] __arm64_sys_write+0x7c/0x90 [ 59.389300][ T5077] invoke_syscall+0x98/0x2b0 [ 59.389959][ T5077] el0_svc_common+0x138/0x258 [ 59.390618][ T5077] do_el0_svc+0x58/0x13c [ 59.391238][ T5077] el0_svc+0x78/0x1d0 [ 59.391822][ T5077] el0t_64_sync_handler+0xcc/0xe4 [ 59.392581][ T5077] el0t_64_sync+0x1a0/0x1a4 [ 59.533581][ T4633] Bluetooth: hci0: command 0x0419 tx timeout [ 59.592791][ T5099] loop0: detected capacity change from 0 to 32768 [ 59.597993][ T5099] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5099) [ 59.604409][ T5099] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 59.605926][ T5099] BTRFS info (device loop0): force clearing of disk cache [ 59.607041][ T5099] BTRFS info (device loop0): setting nodatasum [ 59.608062][ T5099] BTRFS info (device loop0): disabling free space tree [ 59.609226][ T5099] BTRFS info (device loop0): has skinny extents [ 59.627328][ T5099] BTRFS info (device loop0): enabling ssd optimizations [ 59.629045][ T5099] BTRFS info (device loop0): clearing free space tree [ 59.630175][ T5099] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 59.631809][ T5099] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 59.635828][ T5099] BTRFS info (device loop0): checking UUID tree [ 59.641652][ T5099] FAULT_INJECTION: forcing a failure. [ 59.641652][ T5099] name failslab, interval 1, probability 0, space 0, times 0 [ 59.644243][ T5099] CPU: 1 PID: 5099 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.645544][ T5099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.646988][ T5099] Call trace: [ 59.647457][ T5099] dump_backtrace+0x0/0x458 [ 59.648158][ T5099] show_stack+0x2c/0x3c [ 59.648778][ T5099] __dump_stack+0x30/0x40 [ 59.649467][ T5099] dump_stack_lvl+0xf4/0x15c [ 59.650204][ T5099] dump_stack+0x1c/0x5c [ 59.650913][ T5099] should_fail+0x3bc/0x514 [ 59.651552][ T5099] __should_failslab+0xbc/0x10c [ 59.652289][ T5099] should_failslab+0x10/0x28 [ 59.652997][ T5099] slab_pre_alloc_hook+0x64/0xe8 [ 59.653771][ T5099] kmem_cache_alloc+0x94/0x3d4 [ 59.654471][ T5099] btrfs_alloc_path+0x5c/0x68 [ 59.655124][ T5099] __btrfs_run_delayed_items+0x88/0x46c [ 59.655983][ T5099] btrfs_run_delayed_items+0x24/0x34 [ 59.656762][ T5099] btrfs_commit_transaction+0x7e0/0x3078 [ 59.657702][ T5099] btrfs_sync_fs+0x628/0xb24 [ 59.658446][ T5099] sync_filesystem+0x1a0/0x218 [ 59.659175][ T5099] btrfs_remount+0x198/0x12b0 [ 59.659860][ T5099] legacy_reconfigure+0xf8/0x110 [ 59.660619][ T5099] reconfigure_super+0x1d4/0x6f4 [ 59.661327][ T5099] path_mount+0xc88/0x1008 [ 59.661968][ T5099] __arm64_sys_mount+0x514/0x5f0 [ 59.662752][ T5099] invoke_syscall+0x98/0x2b0 [ 59.663399][ T5099] el0_svc_common+0x138/0x258 [ 59.664140][ T5099] do_el0_svc+0x58/0x13c [ 59.664774][ T5099] el0_svc+0x78/0x1d0 [ 59.665377][ T5099] el0t_64_sync_handler+0xcc/0xe4 [ 59.666085][ T5099] el0t_64_sync+0x1a0/0x1a4 [ 59.668298][ T5099] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 59.669683][ T5099] ------------[ cut here ]------------ [ 59.670702][ T5099] WARNING: CPU: 1 PID: 5099 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 59.672254][ T5099] Modules linked in: [ 59.672870][ T5099] CPU: 1 PID: 5099 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.674295][ T5099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.675796][ T5099] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.676992][ T5099] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 59.677963][ T5099] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 59.678892][ T5099] sp : ffff8000216175a0 [ 59.679489][ T5099] x29: ffff8000216177e0 x28: ffff7000042c2ecc x27: 1fffe0001c605595 [ 59.680803][ T5099] x26: ffff0000d3f1a000 x25: 00000000fffffff4 x24: ffff0000e302aca8 [ 59.681985][ T5099] x23: ffff0000de9a17e8 x22: ffff0000de9a1790 x21: ffff0000d3854000 [ 59.683148][ T5099] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 59.684330][ T5099] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 59.685544][ T5099] x14: 0000000000000001 x13: 1fffe000341f49ab x12: 0000000000ff0100 [ 59.686845][ T5099] x11: 0000000000000000 x10: 0000000000000000 x9 : 844e697cbebdc500 [ 59.688107][ T5099] x8 : 844e697cbebdc500 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.689232][ T5099] x5 : ffff800021616eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 59.690419][ T5099] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 59.691569][ T5099] Call trace: [ 59.692040][ T5099] btrfs_commit_transaction+0x1ddc/0x3078 [ 59.692854][ T5099] btrfs_sync_fs+0x628/0xb24 [ 59.693525][ T5099] sync_filesystem+0x1a0/0x218 [ 59.694218][ T5099] btrfs_remount+0x198/0x12b0 [ 59.694894][ T5099] legacy_reconfigure+0xf8/0x110 [ 59.695623][ T5099] reconfigure_super+0x1d4/0x6f4 [ 59.696427][ T5099] path_mount+0xc88/0x1008 [ 59.697080][ T5099] __arm64_sys_mount+0x514/0x5f0 [ 59.697793][ T5099] invoke_syscall+0x98/0x2b0 [ 59.698447][ T5099] el0_svc_common+0x138/0x258 [ 59.699107][ T5099] do_el0_svc+0x58/0x13c [ 59.699756][ T5099] el0_svc+0x78/0x1d0 [ 59.700352][ T5099] el0t_64_sync_handler+0xcc/0xe4 [ 59.701131][ T5099] el0t_64_sync+0x1a0/0x1a4 [ 59.701821][ T5099] irq event stamp: 81138 [ 59.702437][ T5099] hardirqs last enabled at (81137): [] __up_console_sem+0xb4/0xfc [ 59.703868][ T5099] hardirqs last disabled at (81138): [] el1_dbg+0x24/0x80 [ 59.705103][ T5099] softirqs last enabled at (81104): [] handle_softirqs+0xa40/0xbe4 [ 59.706410][ T5099] softirqs last disabled at (81071): [] __irq_exit_rcu+0x240/0x43c [ 59.707879][ T5099] ---[ end trace 3a1ea7ac32df6938 ]--- [ 59.709613][ T5099] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 59.711131][ T5099] BTRFS info (device loop0): forced readonly [ 59.712059][ T5099] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 59.712059][ T5099] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 59.921468][ T5121] loop0: detected capacity change from 0 to 32768 [ 59.924196][ T5121] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5121) [ 59.927963][ T5121] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 59.929558][ T5121] BTRFS info (device loop0): force clearing of disk cache [ 59.930793][ T5121] BTRFS info (device loop0): setting nodatasum [ 59.931693][ T5121] BTRFS info (device loop0): disabling free space tree [ 59.932829][ T5121] BTRFS info (device loop0): has skinny extents [ 59.941329][ T5121] BTRFS info (device loop0): enabling ssd optimizations [ 59.942903][ T5121] BTRFS info (device loop0): clearing free space tree [ 59.944369][ T5121] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 59.945874][ T5121] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 59.949256][ T5121] BTRFS info (device loop0): checking UUID tree [ 59.951886][ T5121] FAULT_INJECTION: forcing a failure. [ 59.951886][ T5121] name failslab, interval 1, probability 0, space 0, times 0 [ 59.954449][ T5121] CPU: 0 PID: 5121 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.955753][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.957237][ T5121] Call trace: [ 59.957718][ T5121] dump_backtrace+0x0/0x458 [ 59.958370][ T5121] show_stack+0x2c/0x3c [ 59.958979][ T5121] __dump_stack+0x30/0x40 [ 59.959602][ T5121] dump_stack_lvl+0xf4/0x15c [ 59.960304][ T5121] dump_stack+0x1c/0x5c [ 59.960919][ T5121] should_fail+0x3bc/0x514 [ 59.961571][ T5121] __should_failslab+0xbc/0x10c [ 59.962319][ T5121] should_failslab+0x10/0x28 [ 59.962978][ T5121] slab_pre_alloc_hook+0x64/0xe8 [ 59.963711][ T5121] kmem_cache_alloc+0x94/0x3d4 [ 59.964412][ T5121] start_transaction+0x4d0/0x13e4 [ 59.965157][ T5121] btrfs_attach_transaction_barrier+0x30/0xac [ 59.966056][ T5121] btrfs_sync_fs+0x13c/0xb24 [ 59.966747][ T5121] sync_filesystem+0x1a0/0x218 [ 59.967456][ T5121] btrfs_remount+0x198/0x12b0 [ 59.968139][ T5121] legacy_reconfigure+0xf8/0x110 [ 59.968827][ T5121] reconfigure_super+0x1d4/0x6f4 [ 59.969536][ T5121] path_mount+0xc88/0x1008 [ 59.970175][ T5121] __arm64_sys_mount+0x514/0x5f0 [ 59.970891][ T5121] invoke_syscall+0x98/0x2b0 [ 59.971561][ T5121] el0_svc_common+0x138/0x258 [ 59.972244][ T5121] do_el0_svc+0x58/0x13c [ 59.972860][ T5121] el0_svc+0x78/0x1d0 [ 59.973420][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 59.974152][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 59.976730][ T5121] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 59.976730][ T5121] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 60.158733][ T5143] loop0: detected capacity change from 0 to 32768 [ 60.161582][ T5143] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5143) [ 60.166127][ T5143] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 60.167588][ T5143] BTRFS info (device loop0): force clearing of disk cache [ 60.168673][ T5143] BTRFS info (device loop0): setting nodatasum [ 60.169653][ T5143] BTRFS info (device loop0): disabling free space tree [ 60.170683][ T5143] BTRFS info (device loop0): has skinny extents [ 60.189459][ T5143] BTRFS info (device loop0): enabling ssd optimizations [ 60.191194][ T5143] BTRFS info (device loop0): clearing free space tree [ 60.196396][ T5143] FAULT_INJECTION: forcing a failure. [ 60.196396][ T5143] name failslab, interval 1, probability 0, space 0, times 0 [ 60.198502][ T5143] CPU: 0 PID: 5143 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.199813][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.201304][ T5143] Call trace: [ 60.201797][ T5143] dump_backtrace+0x0/0x458 [ 60.202498][ T5143] show_stack+0x2c/0x3c [ 60.203107][ T5143] __dump_stack+0x30/0x40 [ 60.203752][ T5143] dump_stack_lvl+0xf4/0x15c [ 60.204385][ T5143] dump_stack+0x1c/0x5c [ 60.204972][ T5143] should_fail+0x3bc/0x514 [ 60.205595][ T5143] __should_failslab+0xbc/0x10c [ 60.206256][ T5143] should_failslab+0x10/0x28 [ 60.206959][ T5143] slab_pre_alloc_hook+0x64/0xe8 [ 60.207660][ T5143] kmem_cache_alloc+0x94/0x3d4 [ 60.208357][ T5143] btrfs_alloc_path+0x5c/0x68 [ 60.209006][ T5143] __btrfs_run_delayed_items+0x88/0x46c [ 60.209780][ T5143] btrfs_run_delayed_items+0x24/0x34 [ 60.210511][ T5143] btrfs_commit_transaction+0x938/0x3078 [ 60.211322][ T5143] btrfs_sync_fs+0x628/0xb24 [ 60.211982][ T5143] sync_filesystem+0x1a0/0x218 [ 60.212695][ T5143] btrfs_remount+0x198/0x12b0 [ 60.213400][ T5143] legacy_reconfigure+0xf8/0x110 [ 60.214130][ T5143] reconfigure_super+0x1d4/0x6f4 [ 60.214844][ T5143] path_mount+0xc88/0x1008 [ 60.215465][ T5143] __arm64_sys_mount+0x514/0x5f0 [ 60.216186][ T5143] invoke_syscall+0x98/0x2b0 [ 60.216850][ T5143] el0_svc_common+0x138/0x258 [ 60.217557][ T5143] do_el0_svc+0x58/0x13c [ 60.218257][ T5143] el0_svc+0x78/0x1d0 [ 60.218815][ T5143] el0t_64_sync_handler+0xcc/0xe4 [ 60.219548][ T5143] el0t_64_sync+0x1a0/0x1a4 [ 60.222292][ T5143] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 60.223793][ T5143] ------------[ cut here ]------------ [ 60.224758][ T5143] WARNING: CPU: 0 PID: 5143 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 60.226342][ T5143] Modules linked in: [ 60.226942][ T5143] CPU: 0 PID: 5143 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.228307][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.229841][ T5143] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 60.231035][ T5143] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 60.231970][ T5143] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 60.232833][ T5143] sp : ffff8000218475a0 [ 60.233416][ T5143] x29: ffff8000218477e0 x28: ffff700004308ecc x27: 1fffe0001c6258fd [ 60.234696][ T5143] x26: ffff0000c1ee8000 x25: 00000000fffffff4 x24: ffff0000e312c7e8 [ 60.235915][ T5143] x23: ffff0000dd2f9478 x22: ffff0000dd2f9420 x21: ffff0000d1bf4000 [ 60.237161][ T5143] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 60.238370][ T5143] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 60.239602][ T5143] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 60.240765][ T5143] x11: 0000000000000000 x10: 0000000000000000 x9 : 69bc3cfcf22c0c00 [ 60.241933][ T5143] x8 : 69bc3cfcf22c0c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 60.243123][ T5143] x5 : ffff800021846eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 60.244348][ T5143] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 60.245547][ T5143] Call trace: [ 60.246059][ T5143] btrfs_commit_transaction+0x1ddc/0x3078 [ 60.246910][ T5143] btrfs_sync_fs+0x628/0xb24 [ 60.247587][ T5143] sync_filesystem+0x1a0/0x218 [ 60.248346][ T5143] btrfs_remount+0x198/0x12b0 [ 60.249049][ T5143] legacy_reconfigure+0xf8/0x110 [ 60.249823][ T5143] reconfigure_super+0x1d4/0x6f4 [ 60.250591][ T5143] path_mount+0xc88/0x1008 [ 60.251219][ T5143] __arm64_sys_mount+0x514/0x5f0 [ 60.251977][ T5143] invoke_syscall+0x98/0x2b0 [ 60.252603][ T5143] el0_svc_common+0x138/0x258 [ 60.253329][ T5143] do_el0_svc+0x58/0x13c [ 60.253912][ T5143] el0_svc+0x78/0x1d0 [ 60.254531][ T5143] el0t_64_sync_handler+0xcc/0xe4 [ 60.255228][ T5143] el0t_64_sync+0x1a0/0x1a4 [ 60.255873][ T5143] irq event stamp: 80198 [ 60.256499][ T5143] hardirqs last enabled at (80197): [] __up_console_sem+0xb4/0xfc [ 60.257916][ T5143] hardirqs last disabled at (80198): [] el1_dbg+0x24/0x80 [ 60.259187][ T5143] softirqs last enabled at (80178): [] handle_softirqs+0xa40/0xbe4 [ 60.260578][ T5143] softirqs last disabled at (80169): [] __irq_exit_rcu+0x240/0x43c [ 60.261968][ T5143] ---[ end trace 3a1ea7ac32df6939 ]--- [ 60.263722][ T5143] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 60.265143][ T5143] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 60.265143][ T5143] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 60.461891][ T5165] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5165) [ 60.495595][ T5165] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 60.495595][ T5165] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 60.500302][ T5165] FAULT_INJECTION: forcing a failure. [ 60.500302][ T5165] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 60.502451][ T5165] CPU: 0 PID: 5165 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.503841][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.505443][ T5165] Call trace: [ 60.505929][ T5165] dump_backtrace+0x0/0x458 [ 60.506620][ T5165] show_stack+0x2c/0x3c [ 60.507303][ T5165] __dump_stack+0x30/0x40 [ 60.507936][ T5165] dump_stack_lvl+0xf4/0x15c [ 60.508602][ T5165] dump_stack+0x1c/0x5c [ 60.509265][ T5165] should_fail+0x3bc/0x514 [ 60.509907][ T5165] should_fail_usercopy+0x20/0x30 [ 60.510705][ T5165] kstrtouint_from_user+0xe0/0x30c [ 60.511478][ T5165] proc_fail_nth_write+0x9c/0x244 [ 60.512285][ T5165] vfs_write+0x284/0xa60 [ 60.512965][ T5165] ksys_write+0x12c/0x224 [ 60.513598][ T5165] __arm64_sys_write+0x7c/0x90 [ 60.514360][ T5165] invoke_syscall+0x98/0x2b0 [ 60.515069][ T5165] el0_svc_common+0x138/0x258 [ 60.515803][ T5165] do_el0_svc+0x58/0x13c [ 60.516442][ T5165] el0_svc+0x78/0x1d0 [ 60.517074][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 60.517852][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 60.695188][ T5187] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5187) [ 60.718992][ T5187] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 60.718992][ T5187] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 60.723598][ T5187] FAULT_INJECTION: forcing a failure. [ 60.723598][ T5187] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 60.725871][ T5187] CPU: 1 PID: 5187 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.727222][ T5187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.728808][ T5187] Call trace: [ 60.729332][ T5187] dump_backtrace+0x0/0x458 [ 60.730018][ T5187] show_stack+0x2c/0x3c [ 60.730698][ T5187] __dump_stack+0x30/0x40 [ 60.731391][ T5187] dump_stack_lvl+0xf4/0x15c [ 60.732076][ T5187] dump_stack+0x1c/0x5c [ 60.732663][ T5187] should_fail+0x3bc/0x514 [ 60.733298][ T5187] should_fail_usercopy+0x20/0x30 [ 60.734096][ T5187] kstrtouint_from_user+0xe0/0x30c [ 60.734829][ T5187] proc_fail_nth_write+0x9c/0x244 [ 60.735552][ T5187] vfs_write+0x284/0xa60 [ 60.736208][ T5187] ksys_write+0x12c/0x224 [ 60.736807][ T5187] __arm64_sys_write+0x7c/0x90 [ 60.737528][ T5187] invoke_syscall+0x98/0x2b0 [ 60.738193][ T5187] el0_svc_common+0x138/0x258 [ 60.738865][ T5187] do_el0_svc+0x58/0x13c [ 60.739449][ T5187] el0_svc+0x78/0x1d0 [ 60.740030][ T5187] el0t_64_sync_handler+0xcc/0xe4 [ 60.740806][ T5187] el0t_64_sync+0x1a0/0x1a4 [ 60.956081][ T5209] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5209) [ 60.976459][ T5209] FAULT_INJECTION: forcing a failure. [ 60.976459][ T5209] name failslab, interval 1, probability 0, space 0, times 0 [ 60.978580][ T5209] CPU: 0 PID: 5209 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.979963][ T5209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.981359][ T5209] Call trace: [ 60.981809][ T5209] dump_backtrace+0x0/0x458 [ 60.982438][ T5209] show_stack+0x2c/0x3c [ 60.983017][ T5209] __dump_stack+0x30/0x40 [ 60.983637][ T5209] dump_stack_lvl+0xf4/0x15c [ 60.984312][ T5209] dump_stack+0x1c/0x5c [ 60.984883][ T5209] should_fail+0x3bc/0x514 [ 60.985510][ T5209] __should_failslab+0xbc/0x10c [ 60.986206][ T5209] should_failslab+0x10/0x28 [ 60.986858][ T5209] slab_pre_alloc_hook+0x64/0xe8 [ 60.987559][ T5209] kmem_cache_alloc+0x94/0x3d4 [ 60.988240][ T5209] btrfs_alloc_path+0x5c/0x68 [ 60.988903][ T5209] __btrfs_run_delayed_items+0x88/0x46c [ 60.989694][ T5209] btrfs_run_delayed_items+0x24/0x34 [ 60.990418][ T5209] btrfs_commit_transaction+0x7e0/0x3078 [ 60.991230][ T5209] btrfs_sync_fs+0x628/0xb24 [ 60.991916][ T5209] sync_filesystem+0x1a0/0x218 [ 60.992586][ T5209] btrfs_remount+0x198/0x12b0 [ 60.993255][ T5209] legacy_reconfigure+0xf8/0x110 [ 60.993995][ T5209] reconfigure_super+0x1d4/0x6f4 [ 60.994727][ T5209] path_mount+0xc88/0x1008 [ 60.995375][ T5209] __arm64_sys_mount+0x514/0x5f0 [ 60.996193][ T5209] invoke_syscall+0x98/0x2b0 [ 60.996938][ T5209] el0_svc_common+0x138/0x258 [ 60.997617][ T5209] do_el0_svc+0x58/0x13c [ 60.998188][ T5209] el0_svc+0x78/0x1d0 [ 60.998798][ T5209] el0t_64_sync_handler+0xcc/0xe4 [ 60.999509][ T5209] el0t_64_sync+0x1a0/0x1a4 [ 61.001820][ T5209] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 61.003084][ T5209] ------------[ cut here ]------------ [ 61.004723][ T5209] WARNING: CPU: 0 PID: 5209 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 61.006348][ T5209] Modules linked in: [ 61.006925][ T5209] CPU: 0 PID: 5209 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.008381][ T5209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.009882][ T5209] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.011058][ T5209] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 61.011963][ T5209] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 61.012854][ T5209] sp : ffff800021aa75a0 [ 61.013461][ T5209] x29: ffff800021aa77e0 x28: ffff700004354ecc x27: 1fffe0001a74e22d [ 61.014649][ T5209] x26: ffff0000d8b5a000 x25: 00000000fffffff4 x24: ffff0000d3a71168 [ 61.015980][ T5209] x23: ffff0000dd2f99f8 x22: ffff0000dd2f99a0 x21: ffff0000ce0ac000 [ 61.017233][ T5209] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 61.018469][ T5209] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 61.019641][ T5209] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 61.020798][ T5209] x11: 0000000000000000 x10: 0000000000000000 x9 : 9714b680fa563900 [ 61.022025][ T5209] x8 : 9714b680fa563900 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.023304][ T5209] x5 : ffff800021aa6eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 61.024531][ T5209] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.025843][ T5209] Call trace: [ 61.026334][ T5209] btrfs_commit_transaction+0x1ddc/0x3078 [ 61.027206][ T5209] btrfs_sync_fs+0x628/0xb24 [ 61.027904][ T5209] sync_filesystem+0x1a0/0x218 [ 61.028637][ T5209] btrfs_remount+0x198/0x12b0 [ 61.029352][ T5209] legacy_reconfigure+0xf8/0x110 [ 61.030075][ T5209] reconfigure_super+0x1d4/0x6f4 [ 61.030821][ T5209] path_mount+0xc88/0x1008 [ 61.031488][ T5209] __arm64_sys_mount+0x514/0x5f0 [ 61.032214][ T5209] invoke_syscall+0x98/0x2b0 [ 61.032924][ T5209] el0_svc_common+0x138/0x258 [ 61.033581][ T5209] do_el0_svc+0x58/0x13c [ 61.034251][ T5209] el0_svc+0x78/0x1d0 [ 61.034802][ T5209] el0t_64_sync_handler+0xcc/0xe4 [ 61.035570][ T5209] el0t_64_sync+0x1a0/0x1a4 [ 61.036276][ T5209] irq event stamp: 79770 [ 61.036928][ T5209] hardirqs last enabled at (79769): [] __up_console_sem+0xb4/0xfc [ 61.038353][ T5209] hardirqs last disabled at (79770): [] el1_dbg+0x24/0x80 [ 61.039719][ T5209] softirqs last enabled at (79758): [] handle_softirqs+0xa40/0xbe4 [ 61.041130][ T5209] softirqs last disabled at (79711): [] __irq_exit_rcu+0x240/0x43c [ 61.042602][ T5209] ---[ end trace 3a1ea7ac32df693a ]--- [ 61.044278][ T5209] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 61.045771][ T5209] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 61.045771][ T5209] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 61.241837][ T5231] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5231) [ 61.259921][ T5231] FAULT_INJECTION: forcing a failure. [ 61.259921][ T5231] name failslab, interval 1, probability 0, space 0, times 0 [ 61.261944][ T5231] CPU: 1 PID: 5231 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.263245][ T5231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.264734][ T5231] Call trace: [ 61.265211][ T5231] dump_backtrace+0x0/0x458 [ 61.265894][ T5231] show_stack+0x2c/0x3c [ 61.266505][ T5231] __dump_stack+0x30/0x40 [ 61.267135][ T5231] dump_stack_lvl+0xf4/0x15c [ 61.267809][ T5231] dump_stack+0x1c/0x5c [ 61.268440][ T5231] should_fail+0x3bc/0x514 [ 61.269131][ T5231] __should_failslab+0xbc/0x10c [ 61.269855][ T5231] should_failslab+0x10/0x28 [ 61.270522][ T5231] slab_pre_alloc_hook+0x64/0xe8 [ 61.271233][ T5231] kmem_cache_alloc+0x94/0x3d4 [ 61.271925][ T5231] btrfs_alloc_path+0x5c/0x68 [ 61.272584][ T5231] __btrfs_run_delayed_items+0x88/0x46c [ 61.273369][ T5231] btrfs_run_delayed_items+0x24/0x34 [ 61.274141][ T5231] btrfs_commit_transaction+0x7e0/0x3078 [ 61.274955][ T5231] btrfs_sync_fs+0x628/0xb24 [ 61.275617][ T5231] sync_filesystem+0x1a0/0x218 [ 61.276314][ T5231] btrfs_remount+0x198/0x12b0 [ 61.277105][ T5231] legacy_reconfigure+0xf8/0x110 [ 61.277854][ T5231] reconfigure_super+0x1d4/0x6f4 [ 61.278572][ T5231] path_mount+0xc88/0x1008 [ 61.279239][ T5231] __arm64_sys_mount+0x514/0x5f0 [ 61.279950][ T5231] invoke_syscall+0x98/0x2b0 [ 61.280608][ T5231] el0_svc_common+0x138/0x258 [ 61.281312][ T5231] do_el0_svc+0x58/0x13c [ 61.282002][ T5231] el0_svc+0x78/0x1d0 [ 61.282592][ T5231] el0t_64_sync_handler+0xcc/0xe4 [ 61.283305][ T5231] el0t_64_sync+0x1a0/0x1a4 [ 61.284757][ T5231] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 61.286071][ T5231] ------------[ cut here ]------------ [ 61.287077][ T5231] WARNING: CPU: 1 PID: 5231 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 61.288637][ T5231] Modules linked in: [ 61.289256][ T5231] CPU: 1 PID: 5231 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.290587][ T5231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.292105][ T5231] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.293289][ T5231] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 61.294332][ T5231] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 61.295258][ T5231] sp : ffff800021d875a0 [ 61.295872][ T5231] x29: ffff800021d877e0 x28: ffff7000043b0ecc x27: 1fffe0001abd1595 [ 61.297187][ T5231] x26: ffff0000cbd14000 x25: 00000000fffffff4 x24: ffff0000d5e8aca8 [ 61.298359][ T5231] x23: ffff0000de9a1268 x22: ffff0000de9a1210 x21: ffff0000dbd30000 [ 61.299634][ T5231] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 61.300897][ T5231] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 61.302147][ T5231] x14: 0000000000000001 x13: 1fffe000341f49ab x12: 0000000000ff0100 [ 61.303290][ T5231] x11: 0000000000000000 x10: 0000000000000000 x9 : 43ae38bc86a87100 [ 61.304452][ T5231] x8 : 43ae38bc86a87100 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.305740][ T5231] x5 : ffff800021d86eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 61.306961][ T5231] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.308272][ T5231] Call trace: [ 61.308773][ T5231] btrfs_commit_transaction+0x1ddc/0x3078 [ 61.309562][ T5231] btrfs_sync_fs+0x628/0xb24 [ 61.310252][ T5231] sync_filesystem+0x1a0/0x218 [ 61.310963][ T5231] btrfs_remount+0x198/0x12b0 [ 61.311618][ T5231] legacy_reconfigure+0xf8/0x110 [ 61.312386][ T5231] reconfigure_super+0x1d4/0x6f4 [ 61.313110][ T5231] path_mount+0xc88/0x1008 [ 61.313871][ T5231] __arm64_sys_mount+0x514/0x5f0 [ 61.314660][ T5231] invoke_syscall+0x98/0x2b0 [ 61.315392][ T5231] el0_svc_common+0x138/0x258 [ 61.316066][ T5231] do_el0_svc+0x58/0x13c [ 61.316733][ T5231] el0_svc+0x78/0x1d0 [ 61.317312][ T5231] el0t_64_sync_handler+0xcc/0xe4 [ 61.318072][ T5231] el0t_64_sync+0x1a0/0x1a4 [ 61.318834][ T5231] irq event stamp: 80236 [ 61.319467][ T5231] hardirqs last enabled at (80235): [] __up_console_sem+0xb4/0xfc [ 61.320844][ T5231] hardirqs last disabled at (80236): [] el1_dbg+0x24/0x80 [ 61.322160][ T5231] softirqs last enabled at (80206): [] handle_softirqs+0xa40/0xbe4 [ 61.323543][ T5231] softirqs last disabled at (80193): [] __irq_exit_rcu+0x240/0x43c [ 61.324919][ T5231] ---[ end trace 3a1ea7ac32df693b ]--- [ 61.326436][ T5231] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 61.327946][ T5231] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 61.327946][ T5231] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 61.541075][ T5253] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5253) [ 61.560247][ T5253] FAULT_INJECTION: forcing a failure. [ 61.560247][ T5253] name failslab, interval 1, probability 0, space 0, times 0 [ 61.562337][ T5253] CPU: 0 PID: 5253 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.563685][ T5253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.565160][ T5253] Call trace: [ 61.565662][ T5253] dump_backtrace+0x0/0x458 [ 61.566338][ T5253] show_stack+0x2c/0x3c [ 61.566951][ T5253] __dump_stack+0x30/0x40 [ 61.567585][ T5253] dump_stack_lvl+0xf4/0x15c [ 61.568293][ T5253] dump_stack+0x1c/0x5c [ 61.568955][ T5253] should_fail+0x3bc/0x514 [ 61.569605][ T5253] __should_failslab+0xbc/0x10c [ 61.570325][ T5253] should_failslab+0x10/0x28 [ 61.571020][ T5253] slab_pre_alloc_hook+0x64/0xe8 [ 61.571761][ T5253] kmem_cache_alloc+0x94/0x3d4 [ 61.572491][ T5253] btrfs_alloc_path+0x5c/0x68 [ 61.573235][ T5253] __btrfs_run_delayed_items+0x88/0x46c [ 61.574064][ T5253] btrfs_run_delayed_items+0x24/0x34 [ 61.574878][ T5253] btrfs_commit_transaction+0x7e0/0x3078 [ 61.575695][ T5253] btrfs_sync_fs+0x628/0xb24 [ 61.576391][ T5253] sync_filesystem+0x1a0/0x218 [ 61.577150][ T5253] btrfs_remount+0x198/0x12b0 [ 61.577931][ T5253] legacy_reconfigure+0xf8/0x110 [ 61.578654][ T5253] reconfigure_super+0x1d4/0x6f4 [ 61.579417][ T5253] path_mount+0xc88/0x1008 [ 61.580095][ T5253] __arm64_sys_mount+0x514/0x5f0 [ 61.580835][ T5253] invoke_syscall+0x98/0x2b0 [ 61.581500][ T5253] el0_svc_common+0x138/0x258 [ 61.582164][ T5253] do_el0_svc+0x58/0x13c [ 61.582767][ T5253] el0_svc+0x78/0x1d0 [ 61.583338][ T5253] el0t_64_sync_handler+0xcc/0xe4 [ 61.584058][ T5253] el0t_64_sync+0x1a0/0x1a4 [ 61.586906][ T5253] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 61.588214][ T5253] ------------[ cut here ]------------ [ 61.589163][ T5253] WARNING: CPU: 0 PID: 5253 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 61.590704][ T5253] Modules linked in: [ 61.591342][ T5253] CPU: 0 PID: 5253 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.592772][ T5253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.594384][ T5253] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.595585][ T5253] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 61.596491][ T5253] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 61.597459][ T5253] sp : ffff800021e675a0 [ 61.598119][ T5253] x29: ffff800021e677e0 x28: ffff7000043ccecc x27: 1fffe0001b1528fd [ 61.599385][ T5253] x26: ffff0000ce816000 x25: 00000000fffffff4 x24: ffff0000d8a947e8 [ 61.600562][ T5253] x23: ffff0000dd2f9c08 x22: ffff0000dd2f9bb0 x21: ffff0000d263c000 [ 61.601742][ T5253] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 61.602990][ T5253] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 61.604229][ T5253] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 61.605393][ T5253] x11: 0000000000000000 x10: 0000000000000000 x9 : d5b2fdafe3972100 [ 61.606617][ T5253] x8 : d5b2fdafe3972100 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.607857][ T5253] x5 : ffff800021e66eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 61.609105][ T5253] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.610348][ T5253] Call trace: [ 61.610806][ T5253] btrfs_commit_transaction+0x1ddc/0x3078 [ 61.611616][ T5253] btrfs_sync_fs+0x628/0xb24 [ 61.612271][ T5253] sync_filesystem+0x1a0/0x218 [ 61.613020][ T5253] btrfs_remount+0x198/0x12b0 [ 61.613716][ T5253] legacy_reconfigure+0xf8/0x110 [ 61.614485][ T5253] reconfigure_super+0x1d4/0x6f4 [ 61.615224][ T5253] path_mount+0xc88/0x1008 [ 61.615997][ T5253] __arm64_sys_mount+0x514/0x5f0 [ 61.616822][ T5253] invoke_syscall+0x98/0x2b0 [ 61.617543][ T5253] el0_svc_common+0x138/0x258 [ 61.618311][ T5253] do_el0_svc+0x58/0x13c [ 61.618968][ T5253] el0_svc+0x78/0x1d0 [ 61.619590][ T5253] el0t_64_sync_handler+0xcc/0xe4 [ 61.620353][ T5253] el0t_64_sync+0x1a0/0x1a4 [ 61.621065][ T5253] irq event stamp: 80406 [ 61.621706][ T5253] hardirqs last enabled at (80405): [] __up_console_sem+0xb4/0xfc [ 61.623134][ T5253] hardirqs last disabled at (80406): [] el1_dbg+0x24/0x80 [ 61.624473][ T5253] softirqs last enabled at (80376): [] handle_softirqs+0xa40/0xbe4 [ 61.625920][ T5253] softirqs last disabled at (80269): [] __irq_exit_rcu+0x240/0x43c [ 61.627366][ T5253] ---[ end trace 3a1ea7ac32df693c ]--- [ 61.628413][ T5253] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 61.629899][ T5253] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 61.629899][ T5253] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' 1970/01/01 00:01:01 executed programs: 32 [ 61.817804][ T5275] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5275) [ 61.833867][ T5275] FAULT_INJECTION: forcing a failure. [ 61.833867][ T5275] name failslab, interval 1, probability 0, space 0, times 0 [ 61.836009][ T5275] CPU: 1 PID: 5275 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.837481][ T5275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.839102][ T5275] Call trace: [ 61.839589][ T5275] dump_backtrace+0x0/0x458 [ 61.840276][ T5275] show_stack+0x2c/0x3c [ 61.840930][ T5275] __dump_stack+0x30/0x40 [ 61.841567][ T5275] dump_stack_lvl+0xf4/0x15c [ 61.842225][ T5275] dump_stack+0x1c/0x5c [ 61.842859][ T5275] should_fail+0x3bc/0x514 [ 61.843545][ T5275] __should_failslab+0xbc/0x10c [ 61.844327][ T5275] should_failslab+0x10/0x28 [ 61.845093][ T5275] slab_pre_alloc_hook+0x64/0xe8 [ 61.845954][ T5275] kmem_cache_alloc+0x94/0x3d4 [ 61.846662][ T5275] start_transaction+0x4d0/0x13e4 [ 61.847398][ T5275] btrfs_attach_transaction_barrier+0x30/0xac [ 61.848309][ T5275] btrfs_sync_fs+0x13c/0xb24 [ 61.848998][ T5275] sync_filesystem+0x1a0/0x218 [ 61.849713][ T5275] btrfs_remount+0x198/0x12b0 [ 61.850446][ T5275] legacy_reconfigure+0xf8/0x110 [ 61.851190][ T5275] reconfigure_super+0x1d4/0x6f4 [ 61.851946][ T5275] path_mount+0xc88/0x1008 [ 61.852624][ T5275] __arm64_sys_mount+0x514/0x5f0 [ 61.853420][ T5275] invoke_syscall+0x98/0x2b0 [ 61.854140][ T5275] el0_svc_common+0x138/0x258 [ 61.854828][ T5275] do_el0_svc+0x58/0x13c [ 61.855471][ T5275] el0_svc+0x78/0x1d0 [ 61.856084][ T5275] el0t_64_sync_handler+0xcc/0xe4 [ 61.856857][ T5275] el0t_64_sync+0x1a0/0x1a4 [ 61.858469][ T5275] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 61.858469][ T5275] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 62.067145][ T5297] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5297) [ 62.087585][ T5297] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 62.087585][ T5297] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 62.091754][ T5297] FAULT_INJECTION: forcing a failure. [ 62.091754][ T5297] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 62.095146][ T5297] CPU: 1 PID: 5297 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.096424][ T5297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.097852][ T5297] Call trace: [ 62.098313][ T5297] dump_backtrace+0x0/0x458 [ 62.098972][ T5297] show_stack+0x2c/0x3c [ 62.099560][ T5297] __dump_stack+0x30/0x40 [ 62.100186][ T5297] dump_stack_lvl+0xf4/0x15c [ 62.100840][ T5297] dump_stack+0x1c/0x5c [ 62.101430][ T5297] should_fail+0x3bc/0x514 [ 62.102072][ T5297] should_fail_usercopy+0x20/0x30 [ 62.102760][ T5297] simple_read_from_buffer+0xd0/0x264 [ 62.103544][ T5297] proc_fail_nth_read+0x1a4/0x24c [ 62.104258][ T5297] vfs_read+0x27c/0xa44 [ 62.104849][ T5297] ksys_read+0x12c/0x224 [ 62.105513][ T5297] __arm64_sys_read+0x7c/0x90 [ 62.106173][ T5297] invoke_syscall+0x98/0x2b0 [ 62.106845][ T5297] el0_svc_common+0x138/0x258 [ 62.107523][ T5297] do_el0_svc+0x58/0x13c [ 62.108115][ T5297] el0_svc+0x78/0x1d0 [ 62.108725][ T5297] el0t_64_sync_handler+0xcc/0xe4 [ 62.109448][ T5297] el0t_64_sync+0x1a0/0x1a4 [ 62.321988][ T5319] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5319) [ 62.348849][ T5319] FAULT_INJECTION: forcing a failure. [ 62.348849][ T5319] name failslab, interval 1, probability 0, space 0, times 0 [ 62.350943][ T5319] CPU: 0 PID: 5319 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.352372][ T5319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.353824][ T5319] Call trace: [ 62.354293][ T5319] dump_backtrace+0x0/0x458 [ 62.354992][ T5319] show_stack+0x2c/0x3c [ 62.355636][ T5319] __dump_stack+0x30/0x40 [ 62.356259][ T5319] dump_stack_lvl+0xf4/0x15c [ 62.356919][ T5319] dump_stack+0x1c/0x5c [ 62.357527][ T5319] should_fail+0x3bc/0x514 [ 62.358188][ T5319] __should_failslab+0xbc/0x10c [ 62.358979][ T5319] should_failslab+0x10/0x28 [ 62.359699][ T5319] slab_pre_alloc_hook+0x64/0xe8 [ 62.360456][ T5319] kmem_cache_alloc+0x94/0x3d4 [ 62.361145][ T5319] btrfs_alloc_path+0x5c/0x68 [ 62.361859][ T5319] __btrfs_run_delayed_items+0x88/0x46c [ 62.362723][ T5319] btrfs_run_delayed_items+0x24/0x34 [ 62.363559][ T5319] btrfs_commit_transaction+0x938/0x3078 [ 62.364473][ T5319] btrfs_sync_fs+0x628/0xb24 [ 62.365210][ T5319] sync_filesystem+0x1a0/0x218 [ 62.365906][ T5319] btrfs_remount+0x198/0x12b0 [ 62.366619][ T5319] legacy_reconfigure+0xf8/0x110 [ 62.367345][ T5319] reconfigure_super+0x1d4/0x6f4 [ 62.368126][ T5319] path_mount+0xc88/0x1008 [ 62.368793][ T5319] __arm64_sys_mount+0x514/0x5f0 [ 62.369564][ T5319] invoke_syscall+0x98/0x2b0 [ 62.370281][ T5319] el0_svc_common+0x138/0x258 [ 62.371001][ T5319] do_el0_svc+0x58/0x13c [ 62.371620][ T5319] el0_svc+0x78/0x1d0 [ 62.372245][ T5319] el0t_64_sync_handler+0xcc/0xe4 [ 62.372972][ T5319] el0t_64_sync+0x1a0/0x1a4 [ 62.373863][ T5319] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 62.375193][ T5319] ------------[ cut here ]------------ [ 62.376135][ T5319] WARNING: CPU: 0 PID: 5319 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 62.377699][ T5319] Modules linked in: [ 62.378244][ T5319] CPU: 0 PID: 5319 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.379576][ T5319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.381090][ T5319] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 62.382332][ T5319] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 62.383273][ T5319] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 62.384191][ T5319] sp : ffff800021f775a0 [ 62.384817][ T5319] x29: ffff800021f777e0 x28: ffff7000043eeecc x27: 1fffe0001b60f595 [ 62.385985][ T5319] x26: ffff0000d8562000 x25: 00000000fffffff4 x24: ffff0000db07aca8 [ 62.387198][ T5319] x23: ffff0000dd2f9ec8 x22: ffff0000dd2f9e70 x21: ffff0000d0434000 [ 62.388354][ T5319] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 62.389517][ T5319] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 62.390729][ T5319] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 62.392079][ T5319] x11: 0000000000000000 x10: 0000000000000000 x9 : 820d93ed4e93d400 [ 62.393256][ T5319] x8 : 820d93ed4e93d400 x7 : 0000000000000001 x6 : 0000000000000001 [ 62.394434][ T5319] x5 : ffff800021f76eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 62.395709][ T5319] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 62.396895][ T5319] Call trace: [ 62.397360][ T5319] btrfs_commit_transaction+0x1ddc/0x3078 [ 62.398190][ T5319] btrfs_sync_fs+0x628/0xb24 [ 62.398858][ T5319] sync_filesystem+0x1a0/0x218 [ 62.399563][ T5319] btrfs_remount+0x198/0x12b0 [ 62.400223][ T5319] legacy_reconfigure+0xf8/0x110 [ 62.400924][ T5319] reconfigure_super+0x1d4/0x6f4 [ 62.401694][ T5319] path_mount+0xc88/0x1008 [ 62.402319][ T5319] __arm64_sys_mount+0x514/0x5f0 [ 62.403073][ T5319] invoke_syscall+0x98/0x2b0 [ 62.403805][ T5319] el0_svc_common+0x138/0x258 [ 62.404516][ T5319] do_el0_svc+0x58/0x13c [ 62.405142][ T5319] el0_svc+0x78/0x1d0 [ 62.405763][ T5319] el0t_64_sync_handler+0xcc/0xe4 [ 62.406478][ T5319] el0t_64_sync+0x1a0/0x1a4 [ 62.407131][ T5319] irq event stamp: 80388 [ 62.407794][ T5319] hardirqs last enabled at (80387): [] __up_console_sem+0xb4/0xfc [ 62.409196][ T5319] hardirqs last disabled at (80388): [] el1_dbg+0x24/0x80 [ 62.410460][ T5319] softirqs last enabled at (80354): [] handle_softirqs+0xa40/0xbe4 [ 62.411931][ T5319] softirqs last disabled at (80343): [] __irq_exit_rcu+0x240/0x43c [ 62.413354][ T5319] ---[ end trace 3a1ea7ac32df693d ]--- [ 62.414819][ T5319] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 62.416460][ T5319] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 62.416460][ T5319] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 62.611935][ T5341] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5341) [ 62.641352][ T5341] FAULT_INJECTION: forcing a failure. [ 62.641352][ T5341] name failslab, interval 1, probability 0, space 0, times 0 [ 62.643644][ T5341] CPU: 0 PID: 5341 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.645030][ T5341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.646640][ T5341] Call trace: [ 62.647134][ T5341] dump_backtrace+0x0/0x458 [ 62.647832][ T5341] show_stack+0x2c/0x3c [ 62.648434][ T5341] __dump_stack+0x30/0x40 [ 62.649091][ T5341] dump_stack_lvl+0xf4/0x15c [ 62.649792][ T5341] dump_stack+0x1c/0x5c [ 62.650420][ T5341] should_fail+0x3bc/0x514 [ 62.651096][ T5341] __should_failslab+0xbc/0x10c [ 62.651835][ T5341] should_failslab+0x10/0x28 [ 62.652488][ T5341] slab_pre_alloc_hook+0x64/0xe8 [ 62.653184][ T5341] kmem_cache_alloc+0x94/0x3d4 [ 62.653929][ T5341] btrfs_alloc_path+0x5c/0x68 [ 62.654612][ T5341] __btrfs_run_delayed_items+0x88/0x46c [ 62.655429][ T5341] btrfs_run_delayed_items+0x24/0x34 [ 62.656298][ T5341] btrfs_commit_transaction+0x938/0x3078 [ 62.657134][ T5341] btrfs_sync_fs+0x628/0xb24 [ 62.657863][ T5341] sync_filesystem+0x1a0/0x218 [ 62.658614][ T5341] btrfs_remount+0x198/0x12b0 [ 62.659326][ T5341] legacy_reconfigure+0xf8/0x110 [ 62.660153][ T5341] reconfigure_super+0x1d4/0x6f4 [ 62.660864][ T5341] path_mount+0xc88/0x1008 [ 62.661585][ T5341] __arm64_sys_mount+0x514/0x5f0 [ 62.662354][ T5341] invoke_syscall+0x98/0x2b0 [ 62.663080][ T5341] el0_svc_common+0x138/0x258 [ 62.663817][ T5341] do_el0_svc+0x58/0x13c [ 62.664420][ T5341] el0_svc+0x78/0x1d0 [ 62.665036][ T5341] el0t_64_sync_handler+0xcc/0xe4 [ 62.665790][ T5341] el0t_64_sync+0x1a0/0x1a4 [ 62.666880][ T5341] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 62.668366][ T5341] ------------[ cut here ]------------ [ 62.669282][ T5341] WARNING: CPU: 0 PID: 5341 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 62.670968][ T5341] Modules linked in: [ 62.671587][ T5341] CPU: 0 PID: 5341 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.672955][ T5341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.674502][ T5341] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 62.675682][ T5341] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 62.676627][ T5341] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 62.677571][ T5341] sp : ffff8000225975a0 [ 62.678184][ T5341] x29: ffff8000225977e0 x28: ffff7000044b2ecc x27: 1fffe0001b60f22d [ 62.679322][ T5341] x26: ffff0000db085000 x25: 00000000fffffff4 x24: ffff0000db079168 [ 62.680587][ T5341] x23: ffff0000dd2f9f78 x22: ffff0000dd2f9f20 x21: ffff0000d0434000 [ 62.681819][ T5341] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 62.683085][ T5341] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 62.684341][ T5341] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 62.685526][ T5341] x11: 0000000000000000 x10: 0000000000000000 x9 : 95a63a9678046900 [ 62.686731][ T5341] x8 : 95a63a9678046900 x7 : 0000000000000001 x6 : 0000000000000001 [ 62.687882][ T5341] x5 : ffff800022596eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 62.689071][ T5341] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 62.690265][ T5341] Call trace: [ 62.690764][ T5341] btrfs_commit_transaction+0x1ddc/0x3078 [ 62.691616][ T5341] btrfs_sync_fs+0x628/0xb24 [ 62.692292][ T5341] sync_filesystem+0x1a0/0x218 [ 62.692993][ T5341] btrfs_remount+0x198/0x12b0 [ 62.693763][ T5341] legacy_reconfigure+0xf8/0x110 [ 62.694553][ T5341] reconfigure_super+0x1d4/0x6f4 [ 62.695300][ T5341] path_mount+0xc88/0x1008 [ 62.695987][ T5341] __arm64_sys_mount+0x514/0x5f0 [ 62.696715][ T5341] invoke_syscall+0x98/0x2b0 [ 62.697461][ T5341] el0_svc_common+0x138/0x258 [ 62.698157][ T5341] do_el0_svc+0x58/0x13c [ 62.698754][ T5341] el0_svc+0x78/0x1d0 [ 62.699330][ T5341] el0t_64_sync_handler+0xcc/0xe4 [ 62.700039][ T5341] el0t_64_sync+0x1a0/0x1a4 [ 62.700759][ T5341] irq event stamp: 80774 [ 62.701397][ T5341] hardirqs last enabled at (80773): [] __up_console_sem+0xb4/0xfc [ 62.702881][ T5341] hardirqs last disabled at (80774): [] el1_dbg+0x24/0x80 [ 62.704142][ T5341] softirqs last enabled at (80740): [] handle_softirqs+0xa40/0xbe4 [ 62.705620][ T5341] softirqs last disabled at (80595): [] __irq_exit_rcu+0x240/0x43c [ 62.707022][ T5341] ---[ end trace 3a1ea7ac32df693e ]--- [ 62.708404][ T5341] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 62.709957][ T5341] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 62.709957][ T5341] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 62.907357][ T5363] set_capacity_and_notify: 9 callbacks suppressed [ 62.907366][ T5363] loop0: detected capacity change from 0 to 32768 [ 62.911085][ T5363] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5363) [ 62.914973][ T5363] btrfs_printk: 99 callbacks suppressed [ 62.914980][ T5363] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 62.917252][ T5363] BTRFS info (device loop0): force clearing of disk cache [ 62.918256][ T5363] BTRFS info (device loop0): setting nodatasum [ 62.919211][ T5363] BTRFS info (device loop0): disabling free space tree [ 62.920198][ T5363] BTRFS info (device loop0): has skinny extents [ 62.933623][ T5363] BTRFS info (device loop0): enabling ssd optimizations [ 62.935268][ T5363] BTRFS info (device loop0): clearing free space tree [ 62.936428][ T5363] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 62.937911][ T5363] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 62.941390][ T5363] BTRFS info (device loop0): checking UUID tree [ 62.945187][ T5363] FAULT_INJECTION: forcing a failure. [ 62.945187][ T5363] name failslab, interval 1, probability 0, space 0, times 0 [ 62.947227][ T5363] CPU: 0 PID: 5363 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.948508][ T5363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.950027][ T5363] Call trace: [ 62.950515][ T5363] dump_backtrace+0x0/0x458 [ 62.951212][ T5363] show_stack+0x2c/0x3c [ 62.951854][ T5363] __dump_stack+0x30/0x40 [ 62.952485][ T5363] dump_stack_lvl+0xf4/0x15c [ 62.953190][ T5363] dump_stack+0x1c/0x5c [ 62.953837][ T5363] should_fail+0x3bc/0x514 [ 62.954491][ T5363] __should_failslab+0xbc/0x10c [ 62.955230][ T5363] should_failslab+0x10/0x28 [ 62.955899][ T5363] slab_pre_alloc_hook+0x64/0xe8 [ 62.956627][ T5363] kmem_cache_alloc+0x94/0x3d4 [ 62.957302][ T5363] btrfs_alloc_path+0x5c/0x68 [ 62.958025][ T5363] __btrfs_run_delayed_items+0x88/0x46c [ 62.958880][ T5363] btrfs_run_delayed_items+0x24/0x34 [ 62.959736][ T5363] btrfs_commit_transaction+0x7e0/0x3078 [ 62.960620][ T5363] btrfs_sync_fs+0x628/0xb24 [ 62.961295][ T5363] sync_filesystem+0x1a0/0x218 [ 62.962056][ T5363] btrfs_remount+0x198/0x12b0 [ 62.962762][ T5363] legacy_reconfigure+0xf8/0x110 [ 62.963509][ T5363] reconfigure_super+0x1d4/0x6f4 [ 62.964277][ T5363] path_mount+0xc88/0x1008 [ 62.964962][ T5363] __arm64_sys_mount+0x514/0x5f0 [ 62.965768][ T5363] invoke_syscall+0x98/0x2b0 [ 62.966486][ T5363] el0_svc_common+0x138/0x258 [ 62.967184][ T5363] do_el0_svc+0x58/0x13c [ 62.967817][ T5363] el0_svc+0x78/0x1d0 [ 62.968440][ T5363] el0t_64_sync_handler+0xcc/0xe4 [ 62.969189][ T5363] el0t_64_sync+0x1a0/0x1a4 [ 62.971066][ T5363] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 62.972419][ T5363] ------------[ cut here ]------------ [ 62.973319][ T5363] WARNING: CPU: 0 PID: 5363 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 62.974918][ T5363] Modules linked in: [ 62.975479][ T5363] CPU: 0 PID: 5363 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.976899][ T5363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.978384][ T5363] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 62.979576][ T5363] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 62.980591][ T5363] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 62.981518][ T5363] sp : ffff800022c375a0 [ 62.982163][ T5363] x29: ffff800022c377e0 x28: ffff700004586ecc x27: 1fffe000191b2595 [ 62.983356][ T5363] x26: ffff0000d32e8000 x25: 00000000fffffff4 x24: ffff0000c8d92ca8 [ 62.984587][ T5363] x23: ffff0000dd276268 x22: ffff0000dd276210 x21: ffff0000d5ec4000 [ 62.985855][ T5363] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 62.987129][ T5363] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 62.988310][ T5363] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 62.989466][ T5363] x11: 0000000000000000 x10: 0000000000000000 x9 : 4f75615258640700 [ 62.990688][ T5363] x8 : 4f75615258640700 x7 : 0000000000000001 x6 : 0000000000000001 [ 62.991830][ T5363] x5 : ffff800022c36eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 62.992984][ T5363] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 62.994200][ T5363] Call trace: [ 62.994705][ T5363] btrfs_commit_transaction+0x1ddc/0x3078 [ 62.995532][ T5363] btrfs_sync_fs+0x628/0xb24 [ 62.996211][ T5363] sync_filesystem+0x1a0/0x218 [ 62.997021][ T5363] btrfs_remount+0x198/0x12b0 [ 62.997709][ T5363] legacy_reconfigure+0xf8/0x110 [ 62.998430][ T5363] reconfigure_super+0x1d4/0x6f4 [ 62.999191][ T5363] path_mount+0xc88/0x1008 [ 62.999876][ T5363] __arm64_sys_mount+0x514/0x5f0 [ 63.000572][ T5363] invoke_syscall+0x98/0x2b0 [ 63.001266][ T5363] el0_svc_common+0x138/0x258 [ 63.001999][ T5363] do_el0_svc+0x58/0x13c [ 63.002714][ T5363] el0_svc+0x78/0x1d0 [ 63.003323][ T5363] el0t_64_sync_handler+0xcc/0xe4 [ 63.004058][ T5363] el0t_64_sync+0x1a0/0x1a4 [ 63.004727][ T5363] irq event stamp: 81044 [ 63.005394][ T5363] hardirqs last enabled at (81043): [] __up_console_sem+0xb4/0xfc [ 63.006872][ T5363] hardirqs last disabled at (81044): [] el1_dbg+0x24/0x80 [ 63.008170][ T5363] softirqs last enabled at (81010): [] handle_softirqs+0xa40/0xbe4 [ 63.009633][ T5363] softirqs last disabled at (80933): [] __irq_exit_rcu+0x240/0x43c [ 63.011027][ T5363] ---[ end trace 3a1ea7ac32df693f ]--- [ 63.012117][ T5363] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 63.013770][ T5363] BTRFS info (device loop0): forced readonly [ 63.014735][ T5363] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 63.014735][ T5363] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 63.213060][ T5385] loop0: detected capacity change from 0 to 32768 [ 63.217982][ T5385] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5385) [ 63.227339][ T5385] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 63.228838][ T5385] BTRFS info (device loop0): force clearing of disk cache [ 63.229940][ T5385] BTRFS info (device loop0): setting nodatasum [ 63.230966][ T5385] BTRFS info (device loop0): disabling free space tree [ 63.232064][ T5385] BTRFS info (device loop0): has skinny extents [ 63.247628][ T5385] BTRFS info (device loop0): enabling ssd optimizations [ 63.249291][ T5385] BTRFS info (device loop0): clearing free space tree [ 63.250427][ T5385] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 63.252016][ T5385] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 63.257426][ T5385] BTRFS info (device loop0): checking UUID tree [ 63.260562][ T5385] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 63.260562][ T5385] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 63.265946][ T5385] FAULT_INJECTION: forcing a failure. [ 63.265946][ T5385] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 63.268191][ T5385] CPU: 1 PID: 5385 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.269520][ T5385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.271027][ T5385] Call trace: [ 63.271531][ T5385] dump_backtrace+0x0/0x458 [ 63.272309][ T5385] show_stack+0x2c/0x3c [ 63.273022][ T5385] __dump_stack+0x30/0x40 [ 63.273738][ T5385] dump_stack_lvl+0xf4/0x15c [ 63.274484][ T5385] dump_stack+0x1c/0x5c [ 63.275189][ T5385] should_fail+0x3bc/0x514 [ 63.275879][ T5385] should_fail_usercopy+0x20/0x30 [ 63.276645][ T5385] simple_read_from_buffer+0xd0/0x264 [ 63.277421][ T5385] proc_fail_nth_read+0x1a4/0x24c [ 63.278148][ T5385] vfs_read+0x27c/0xa44 [ 63.278764][ T5385] ksys_read+0x12c/0x224 [ 63.279416][ T5385] __arm64_sys_read+0x7c/0x90 [ 63.280092][ T5385] invoke_syscall+0x98/0x2b0 [ 63.280847][ T5385] el0_svc_common+0x138/0x258 [ 63.281518][ T5385] do_el0_svc+0x58/0x13c [ 63.282159][ T5385] el0_svc+0x78/0x1d0 [ 63.282764][ T5385] el0t_64_sync_handler+0xcc/0xe4 [ 63.283524][ T5385] el0t_64_sync+0x1a0/0x1a4 [ 63.471199][ T5407] loop0: detected capacity change from 0 to 32768 [ 63.475092][ T5407] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5407) [ 63.479862][ T5407] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 63.481324][ T5407] BTRFS info (device loop0): force clearing of disk cache [ 63.482413][ T5407] BTRFS info (device loop0): setting nodatasum [ 63.483418][ T5407] BTRFS info (device loop0): disabling free space tree [ 63.484740][ T5407] BTRFS info (device loop0): has skinny extents [ 63.492155][ T5407] BTRFS info (device loop0): enabling ssd optimizations [ 63.494727][ T5407] BTRFS info (device loop0): clearing free space tree [ 63.495771][ T5407] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 63.497219][ T5407] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 63.500614][ T5407] BTRFS info (device loop0): checking UUID tree [ 63.502971][ T5407] FAULT_INJECTION: forcing a failure. [ 63.502971][ T5407] name failslab, interval 1, probability 0, space 0, times 0 [ 63.505289][ T5407] CPU: 1 PID: 5407 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.506634][ T5407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.508152][ T5407] Call trace: [ 63.508644][ T5407] dump_backtrace+0x0/0x458 [ 63.509299][ T5407] show_stack+0x2c/0x3c [ 63.509938][ T5407] __dump_stack+0x30/0x40 [ 63.510639][ T5407] dump_stack_lvl+0xf4/0x15c [ 63.511317][ T5407] dump_stack+0x1c/0x5c [ 63.511989][ T5407] should_fail+0x3bc/0x514 [ 63.512594][ T5407] __should_failslab+0xbc/0x10c [ 63.513311][ T5407] should_failslab+0x10/0x28 [ 63.514016][ T5407] slab_pre_alloc_hook+0x64/0xe8 [ 63.514757][ T5407] kmem_cache_alloc+0x94/0x3d4 [ 63.515464][ T5407] start_transaction+0x4d0/0x13e4 [ 63.516247][ T5407] btrfs_attach_transaction_barrier+0x30/0xac [ 63.517143][ T5407] btrfs_sync_fs+0x13c/0xb24 [ 63.517895][ T5407] sync_filesystem+0x1a0/0x218 [ 63.518673][ T5407] btrfs_remount+0x198/0x12b0 [ 63.519347][ T5407] legacy_reconfigure+0xf8/0x110 [ 63.520179][ T5407] reconfigure_super+0x1d4/0x6f4 [ 63.520939][ T5407] path_mount+0xc88/0x1008 [ 63.521624][ T5407] __arm64_sys_mount+0x514/0x5f0 [ 63.522353][ T5407] invoke_syscall+0x98/0x2b0 [ 63.523047][ T5407] el0_svc_common+0x138/0x258 [ 63.523807][ T5407] do_el0_svc+0x58/0x13c [ 63.524520][ T5407] el0_svc+0x78/0x1d0 [ 63.525084][ T5407] el0t_64_sync_handler+0xcc/0xe4 [ 63.525901][ T5407] el0t_64_sync+0x1a0/0x1a4 [ 63.527954][ T5407] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 63.527954][ T5407] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 63.721213][ T5429] loop0: detected capacity change from 0 to 32768 [ 63.725315][ T5429] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5429) [ 63.730838][ T5429] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 63.732381][ T5429] BTRFS info (device loop0): force clearing of disk cache [ 63.734242][ T5429] BTRFS info (device loop0): setting nodatasum [ 63.735240][ T5429] BTRFS info (device loop0): disabling free space tree [ 63.736274][ T5429] BTRFS info (device loop0): has skinny extents [ 63.745111][ T5429] BTRFS info (device loop0): enabling ssd optimizations [ 63.746792][ T5429] BTRFS info (device loop0): clearing free space tree [ 63.747952][ T5429] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 63.749553][ T5429] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 63.753203][ T5429] BTRFS info (device loop0): checking UUID tree [ 63.756773][ T5429] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 63.756773][ T5429] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 63.761496][ T5429] FAULT_INJECTION: forcing a failure. [ 63.761496][ T5429] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 63.763831][ T5429] CPU: 1 PID: 5429 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.765301][ T5429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.766835][ T5429] Call trace: [ 63.767346][ T5429] dump_backtrace+0x0/0x458 [ 63.768034][ T5429] show_stack+0x2c/0x3c [ 63.768694][ T5429] __dump_stack+0x30/0x40 [ 63.769381][ T5429] dump_stack_lvl+0xf4/0x15c [ 63.770064][ T5429] dump_stack+0x1c/0x5c [ 63.770674][ T5429] should_fail+0x3bc/0x514 [ 63.771364][ T5429] should_fail_usercopy+0x20/0x30 [ 63.772130][ T5429] kstrtouint_from_user+0xe0/0x30c [ 63.772859][ T5429] proc_fail_nth_write+0x9c/0x244 [ 63.773576][ T5429] vfs_write+0x284/0xa60 [ 63.774205][ T5429] ksys_write+0x12c/0x224 [ 63.774811][ T5429] __arm64_sys_write+0x7c/0x90 [ 63.775479][ T5429] invoke_syscall+0x98/0x2b0 [ 63.776139][ T5429] el0_svc_common+0x138/0x258 [ 63.776822][ T5429] do_el0_svc+0x58/0x13c [ 63.777457][ T5429] el0_svc+0x78/0x1d0 [ 63.778031][ T5429] el0t_64_sync_handler+0xcc/0xe4 [ 63.778862][ T5429] el0t_64_sync+0x1a0/0x1a4 [ 63.960325][ T5451] loop0: detected capacity change from 0 to 32768 [ 63.962917][ T5451] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5451) [ 63.967525][ T5451] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 63.969017][ T5451] BTRFS info (device loop0): force clearing of disk cache [ 63.970132][ T5451] BTRFS info (device loop0): setting nodatasum [ 63.971063][ T5451] BTRFS info (device loop0): disabling free space tree [ 63.972224][ T5451] BTRFS info (device loop0): has skinny extents [ 63.997811][ T5451] BTRFS info (device loop0): enabling ssd optimizations [ 63.999458][ T5451] BTRFS info (device loop0): clearing free space tree [ 64.000657][ T5451] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 64.002181][ T5451] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 64.006191][ T5451] BTRFS info (device loop0): checking UUID tree [ 64.012158][ T5451] FAULT_INJECTION: forcing a failure. [ 64.012158][ T5451] name failslab, interval 1, probability 0, space 0, times 0 [ 64.014741][ T5451] CPU: 0 PID: 5451 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 64.016112][ T5451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 64.017619][ T5451] Call trace: [ 64.018104][ T5451] dump_backtrace+0x0/0x458 [ 64.018838][ T5451] show_stack+0x2c/0x3c [ 64.019479][ T5451] __dump_stack+0x30/0x40 [ 64.020138][ T5451] dump_stack_lvl+0xf4/0x15c [ 64.020900][ T5451] dump_stack+0x1c/0x5c [ 64.021570][ T5451] should_fail+0x3bc/0x514 [ 64.022233][ T5451] __should_failslab+0xbc/0x10c [ 64.022999][ T5451] should_failslab+0x10/0x28 [ 64.023647][ T5451] slab_pre_alloc_hook+0x64/0xe8 [ 64.024424][ T5451] kmem_cache_alloc+0x94/0x3d4 [ 64.025127][ T5451] btrfs_alloc_path+0x5c/0x68 [ 64.025779][ T5451] __btrfs_run_delayed_items+0x88/0x46c [ 64.026655][ T5451] btrfs_run_delayed_items+0x24/0x34 [ 64.027482][ T5451] btrfs_commit_transaction+0x7e0/0x3078 [ 64.028321][ T5451] btrfs_sync_fs+0x628/0xb24 [ 64.029029][ T5451] sync_filesystem+0x1a0/0x218 [ 64.029749][ T5451] btrfs_remount+0x198/0x12b0 [ 64.030442][ T5451] legacy_reconfigure+0xf8/0x110 [ 64.031206][ T5451] reconfigure_super+0x1d4/0x6f4 [ 64.031926][ T5451] path_mount+0xc88/0x1008 [ 64.032590][ T5451] __arm64_sys_mount+0x514/0x5f0 [ 64.033352][ T5451] invoke_syscall+0x98/0x2b0 [ 64.034044][ T5451] el0_svc_common+0x138/0x258 [ 64.034785][ T5451] do_el0_svc+0x58/0x13c [ 64.035381][ T5451] el0_svc+0x78/0x1d0 [ 64.035964][ T5451] el0t_64_sync_handler+0xcc/0xe4 [ 64.036758][ T5451] el0t_64_sync+0x1a0/0x1a4 [ 64.039236][ T5451] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 64.040738][ T5451] ------------[ cut here ]------------ [ 64.041729][ T5451] WARNING: CPU: 0 PID: 5451 at fs/btrfs/transaction.c:2020 btrfs_commit_transaction+0x1ddc/0x3078 [ 64.043369][ T5451] Modules linked in: [ 64.043951][ T5451] CPU: 0 PID: 5451 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 64.045245][ T5451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 64.046771][ T5451] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 64.048020][ T5451] pc : btrfs_commit_transaction+0x1ddc/0x3078 [ 64.048946][ T5451] lr : btrfs_commit_transaction+0x1ddc/0x3078 [ 64.049834][ T5451] sp : ffff8000230075a0 [ 64.050452][ T5451] x29: ffff8000230077e0 x28: ffff700004600ecc x27: 1fffe0001b7d7595 [ 64.051638][ T5451] x26: ffff0000db752000 x25: 00000000fffffff4 x24: ffff0000dbebaca8 [ 64.052907][ T5451] x23: ffff0000dd276528 x22: ffff0000dd2764d0 x21: ffff0000ceb84000 [ 64.054156][ T5451] x20: 0000000000000000 x19: dfff800000000000 x18: 0000000000000001 [ 64.055409][ T5451] x17: 0000000000000000 x16: ffff800011251998 x15: 00000000ffffffff [ 64.056629][ T5451] x14: 0000000000000001 x13: 1fffe000341f07ab x12: 0000000000ff0100 [ 64.057883][ T5451] x11: 0000000000000000 x10: 0000000000000000 x9 : 62f868145b43ff00 [ 64.059130][ T5451] x8 : 62f868145b43ff00 x7 : 0000000000000001 x6 : 0000000000000001 [ 64.060313][ T5451] x5 : ffff800023006eb8 x4 : ffff80001436f3e0 x3 : ffff800008508a10 [ 64.061510][ T5451] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 64.062713][ T5451] Call trace: [ 64.063208][ T5451] btrfs_commit_transaction+0x1ddc/0x3078 [ 64.064172][ T5451] btrfs_sync_fs+0x628/0xb24 [ 64.064879][ T5451] sync_filesystem+0x1a0/0x218 [ 64.065565][ T5451] btrfs_remount+0x198/0x12b0 [ 64.066390][ T5451] legacy_reconfigure+0xf8/0x110 [ 64.067138][ T5451] reconfigure_super+0x1d4/0x6f4 [ 64.067967][ T5451] path_mount+0xc88/0x1008 [ 64.068656][ T5451] __arm64_sys_mount+0x514/0x5f0 [ 64.069400][ T5451] invoke_syscall+0x98/0x2b0 [ 64.070081][ T5451] el0_svc_common+0x138/0x258 [ 64.070763][ T5451] do_el0_svc+0x58/0x13c [ 64.071441][ T5451] el0_svc+0x78/0x1d0 [ 64.072072][ T5451] el0t_64_sync_handler+0xcc/0xe4 [ 64.072867][ T5451] el0t_64_sync+0x1a0/0x1a4 [ 64.073599][ T5451] irq event stamp: 79928 [ 64.074312][ T5451] hardirqs last enabled at (79927): [] __up_console_sem+0xb4/0xfc [ 64.075722][ T5451] hardirqs last disabled at (79928): [] el1_dbg+0x24/0x80 [ 64.077017][ T5451] softirqs last enabled at (79894): [] handle_softirqs+0xa40/0xbe4 [ 64.078333][ T5451] softirqs last disabled at (79875): [] __irq_exit_rcu+0x240/0x43c [ 64.079688][ T5451] ---[ end trace 3a1ea7ac32df6940 ]--- [ 64.081435][ T5451] BTRFS: error (device loop0) in cleanup_transaction:2020: errno=-12 Out of memory [ 64.082944][ T5451] BTRFS info (device loop0): forced readonly [ 64.084960][ T5451] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 64.084960][ T5451] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 64.273397][ T5473] loop0: detected capacity change from 0 to 32768 [ 64.277134][ T5473] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5473) [ 64.284911][ T5473] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 64.287148][ T5473] BTRFS info (device loop0): force clearing of disk cache [ 64.288221][ T5473] BTRFS info (device loop0): setting nodatasum [ 64.289178][ T5473] BTRFS info (device loop0): disabling free space tree [ 64.290254][ T5473] BTRFS info (device loop0): has skinny extents [ 64.298949][ T5473] BTRFS info (device loop0): enabling ssd optimizations [ 64.300563][ T5473] BTRFS info (device loop0): clearing free space tree [ 64.301769][ T5473] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 64.303301][ T5473] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 64.307638][ T5473] BTRFS info (device loop0): checking UUID tree [ 64.310328][ T5473] BTRFS error (device loop0): unrecognized mount option '18446744073709551615017777777777777777777770177777777777777777777718446744073709551615lbZ~Ƣ8žH~אa*Oѓ< 5^Sus%% [ 64.310328][ T5473] /ĖEaofmߚtҮ~г#a C$n-SGWmxeGy|sL=' [ 64.314898][ T5473] FAULT_INJECTION: forcing a failure. [ 64.314898][ T5473] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 64.317147][ T5473] CPU: 0 PID: 5473 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 64.318492][ T5473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 64.319973][ T5473] Call trace: [ 64.320466][ T5473] dump_backtrace+0x0/0x458 [ 64.321124][ T5473] show_stack+0x2c/0x3c [ 64.321739][ T5473] __dump_stack+0x30/0x40 [ 64.322386][ T5473] dump_stack_lvl+0xf4/0x15c [ 64.323039][ T5473] dump_stack+0x1c/0x5c [ 64.323639][ T5473] should_fail+0x3bc/0x514 [ 64.324272][ T5473] should_fail_usercopy+0x20/0x30 [ 64.324987][ T5473] kstrtouint_from_user+0xe0/0x30c [ 64.325727][ T5473] proc_fail_nth_write+0x9c/0x244 [ 64.326442][ T5473] vfs_write+0x284/0xa60 [ 64.327040][ T5473] ksys_write+0x12c/0x224 [ 64.327685][ T5473] __arm64_sys_write+0x7c/0x90 [ 64.328377][ T5473] invoke_syscall+0x98/0x2b0 [ 64.329072][ T5473] el0_svc_common+0x138/0x258 [ 64.329778][ T5473] do_el0_svc+0x58/0x13c [ 64.330414][ T5473] el0_svc+0x78/0x1d0 [ 64.330985][ T5473] el0t_64_sync_handler+0xcc/0xe4 [ 64.331700][ T5473] el0t_64_sync+0x1a0/0x1a4