Warning: Permanently added '10.128.0.107' (ED25519) to the list of known hosts. executing program [ 43.649414][ T4229] loop0: detected capacity change from 0 to 32768 [ 43.654132][ T4229] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4229) [ 43.660415][ T4229] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 43.662779][ T4229] BTRFS info (device loop0): using free space tree [ 43.676142][ T4229] BTRFS info (device loop0): enabling ssd optimizations executing program [ 43.904210][ T4265] loop0: detected capacity change from 0 to 32768 [ 43.907159][ T4265] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4265) [ 43.911745][ T4265] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 43.913976][ T4265] BTRFS info (device loop0): using free space tree [ 43.923796][ T4265] BTRFS info (device loop0): enabling ssd optimizations [ 43.928643][ T4265] FAULT_INJECTION: forcing a failure. [ 43.928643][ T4265] name failslab, interval 1, probability 0, space 0, times 0 [ 43.931772][ T4265] CPU: 0 PID: 4265 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 43.933698][ T4265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 43.936218][ T4265] Call trace: [ 43.936994][ T4265] dump_backtrace+0x1c8/0x1f4 [ 43.938169][ T4265] show_stack+0x2c/0x3c [ 43.939147][ T4265] dump_stack_lvl+0x108/0x170 [ 43.940460][ T4265] dump_stack+0x1c/0x58 [ 43.941539][ T4265] should_fail_ex+0x3c0/0x51c [ 43.942706][ T4265] __should_failslab+0xc8/0x128 [ 43.943854][ T4265] should_failslab+0x10/0x28 [ 43.945072][ T4265] kmem_cache_alloc+0x8c/0x37c [ 43.946326][ T4265] alloc_extent_state+0x3c/0x454 [ 43.947584][ T4265] __set_extent_bit+0x1d0/0x1650 [ 43.948808][ T4265] set_extent_bit+0x58/0x70 [ 43.949964][ T4265] btrfs_alloc_tree_block+0x9ec/0x1478 [ 43.951309][ T4265] __btrfs_cow_block+0x3f4/0x1824 [ 43.952517][ T4265] btrfs_cow_block+0x314/0xaa4 [ 43.953794][ T4265] btrfs_search_slot+0xb7c/0x2948 [ 43.954962][ T4265] btrfs_lookup_dir_item+0x170/0x2a8 [ 43.956255][ T4265] __btrfs_unlink_inode+0x154/0x848 [ 43.957575][ T4265] btrfs_unlink+0x17c/0x2f0 [ 43.958647][ T4265] vfs_unlink+0x2f0/0x508 [ 43.959736][ T4265] do_unlinkat+0x4c8/0x708 [ 43.960808][ T4265] __arm64_sys_unlinkat+0xcc/0xfc [ 43.961991][ T4265] invoke_syscall+0x98/0x2c0 [ 43.963144][ T4265] el0_svc_common+0x138/0x258 [ 43.964339][ T4265] do_el0_svc+0x64/0x218 [ 43.965467][ T4265] el0_svc+0x58/0x168 [ 43.966416][ T4265] el0t_64_sync_handler+0x84/0xf0 [ 43.967718][ T4265] el0t_64_sync+0x18c/0x190 executing program [ 44.176889][ T4285] loop0: detected capacity change from 0 to 32768 [ 44.179867][ T4285] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4285) [ 44.184301][ T4285] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 44.186556][ T4285] BTRFS info (device loop0): using free space tree [ 44.197669][ T4285] BTRFS info (device loop0): enabling ssd optimizations [ 44.204191][ T4285] FAULT_INJECTION: forcing a failure. [ 44.204191][ T4285] name failslab, interval 1, probability 0, space 0, times 0 [ 44.207725][ T4285] CPU: 0 PID: 4285 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 44.209674][ T4285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.212190][ T4285] Call trace: [ 44.213017][ T4285] dump_backtrace+0x1c8/0x1f4 [ 44.214120][ T4285] show_stack+0x2c/0x3c [ 44.215253][ T4285] dump_stack_lvl+0x108/0x170 [ 44.216429][ T4285] dump_stack+0x1c/0x58 [ 44.217425][ T4285] should_fail_ex+0x3c0/0x51c [ 44.218530][ T4285] __should_failslab+0xc8/0x128 [ 44.219742][ T4285] should_failslab+0x10/0x28 [ 44.220884][ T4285] kmem_cache_alloc+0x8c/0x37c [ 44.222064][ T4285] alloc_extent_state+0x3c/0x454 [ 44.223324][ T4285] __set_extent_bit+0x1d0/0x1650 [ 44.224585][ T4285] set_extent_bit+0x58/0x70 [ 44.225725][ T4285] btrfs_alloc_tree_block+0x9ec/0x1478 [ 44.227150][ T4285] __btrfs_cow_block+0x3f4/0x1824 [ 44.228444][ T4285] btrfs_cow_block+0x314/0xaa4 [ 44.229679][ T4285] btrfs_search_slot+0xb7c/0x2948 [ 44.230944][ T4285] btrfs_lookup_dir_item+0x170/0x2a8 [ 44.232277][ T4285] __btrfs_unlink_inode+0x154/0x848 [ 44.233548][ T4285] btrfs_unlink+0x17c/0x2f0 [ 44.234624][ T4285] vfs_unlink+0x2f0/0x508 [ 44.235794][ T4285] do_unlinkat+0x4c8/0x708 [ 44.237000][ T4285] __arm64_sys_unlinkat+0xcc/0xfc [ 44.238285][ T4285] invoke_syscall+0x98/0x2c0 [ 44.239463][ T4285] el0_svc_common+0x138/0x258 [ 44.240652][ T4285] do_el0_svc+0x64/0x218 [ 44.241739][ T4285] el0_svc+0x58/0x168 [ 44.242819][ T4285] el0t_64_sync_handler+0x84/0xf0 [ 44.244094][ T4285] el0t_64_sync+0x18c/0x190 executing program [ 44.442278][ T4304] loop0: detected capacity change from 0 to 32768 [ 44.444891][ T4304] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4304) [ 44.449679][ T4304] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 44.452094][ T4304] BTRFS info (device loop0): using free space tree [ 44.462570][ T4304] BTRFS info (device loop0): enabling ssd optimizations [ 44.467276][ T4304] FAULT_INJECTION: forcing a failure. [ 44.467276][ T4304] name failslab, interval 1, probability 0, space 0, times 0 [ 44.470678][ T4304] CPU: 0 PID: 4304 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 44.472598][ T4304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.474972][ T4304] Call trace: [ 44.475749][ T4304] dump_backtrace+0x1c8/0x1f4 [ 44.476958][ T4304] show_stack+0x2c/0x3c [ 44.477976][ T4304] dump_stack_lvl+0x108/0x170 [ 44.479168][ T4304] dump_stack+0x1c/0x58 [ 44.480158][ T4304] should_fail_ex+0x3c0/0x51c [ 44.481331][ T4304] __should_failslab+0xc8/0x128 [ 44.482631][ T4304] should_failslab+0x10/0x28 [ 44.483809][ T4304] __kmem_cache_alloc_node+0x80/0x388 [ 44.485172][ T4304] kmalloc_trace+0x48/0x94 [ 44.486311][ T4304] btrfs_cache_block_group+0xec/0x688 [ 44.487595][ T4304] find_free_extent+0x2b0c/0x476c [ 44.488808][ T4304] btrfs_reserve_extent+0x364/0x680 [ 44.490080][ T4304] btrfs_alloc_tree_block+0x1b4/0x1478 [ 44.491484][ T4304] __btrfs_cow_block+0x3f4/0x1824 [ 44.492779][ T4304] btrfs_cow_block+0x314/0xaa4 [ 44.494002][ T4304] btrfs_search_slot+0xb7c/0x2948 [ 44.495304][ T4304] btrfs_lookup_dir_item+0x170/0x2a8 [ 44.496548][ T4304] __btrfs_unlink_inode+0x154/0x848 [ 44.497739][ T4304] btrfs_unlink+0x17c/0x2f0 [ 44.498869][ T4304] vfs_unlink+0x2f0/0x508 [ 44.499928][ T4304] do_unlinkat+0x4c8/0x708 [ 44.501073][ T4304] __arm64_sys_unlinkat+0xcc/0xfc [ 44.502316][ T4304] invoke_syscall+0x98/0x2c0 [ 44.503497][ T4304] el0_svc_common+0x138/0x258 [ 44.504750][ T4304] do_el0_svc+0x64/0x218 [ 44.505826][ T4304] el0_svc+0x58/0x168 [ 44.506846][ T4304] el0t_64_sync_handler+0x84/0xf0 [ 44.508234][ T4304] el0t_64_sync+0x18c/0x190 executing program [ 44.706702][ T4323] loop0: detected capacity change from 0 to 32768 [ 44.709443][ T4323] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4323) [ 44.714030][ T4323] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 44.716373][ T4323] BTRFS info (device loop0): using free space tree [ 44.727137][ T4323] BTRFS info (device loop0): enabling ssd optimizations [ 44.731328][ T4323] FAULT_INJECTION: forcing a failure. [ 44.731328][ T4323] name failslab, interval 1, probability 0, space 0, times 0 [ 44.734370][ T4323] CPU: 0 PID: 4323 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 44.736329][ T4323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.738925][ T4323] Call trace: [ 44.739615][ T4323] dump_backtrace+0x1c8/0x1f4 [ 44.740787][ T4323] show_stack+0x2c/0x3c [ 44.741835][ T4323] dump_stack_lvl+0x108/0x170 [ 44.743025][ T4323] dump_stack+0x1c/0x58 [ 44.744053][ T4323] should_fail_ex+0x3c0/0x51c [ 44.745296][ T4323] __should_failslab+0xc8/0x128 [ 44.746523][ T4323] should_failslab+0x10/0x28 [ 44.747645][ T4323] __kmem_cache_alloc_node+0x80/0x388 [ 44.748982][ T4323] kmalloc_trace+0x48/0x94 [ 44.750014][ T4323] btrfs_cache_block_group+0xec/0x688 [ 44.751342][ T4323] find_free_extent+0x2b0c/0x476c [ 44.752599][ T4323] btrfs_reserve_extent+0x364/0x680 [ 44.753902][ T4323] btrfs_alloc_tree_block+0x1b4/0x1478 [ 44.755336][ T4323] __btrfs_cow_block+0x3f4/0x1824 [ 44.756560][ T4323] btrfs_cow_block+0x314/0xaa4 [ 44.757657][ T4323] btrfs_search_slot+0xb7c/0x2948 [ 44.758888][ T4323] btrfs_lookup_dir_item+0x170/0x2a8 [ 44.760180][ T4323] __btrfs_unlink_inode+0x154/0x848 [ 44.761471][ T4323] btrfs_unlink+0x17c/0x2f0 [ 44.762519][ T4323] vfs_unlink+0x2f0/0x508 [ 44.763555][ T4323] do_unlinkat+0x4c8/0x708 [ 44.764667][ T4323] __arm64_sys_unlinkat+0xcc/0xfc [ 44.765927][ T4323] invoke_syscall+0x98/0x2c0 [ 44.767093][ T4323] el0_svc_common+0x138/0x258 [ 44.768335][ T4323] do_el0_svc+0x64/0x218 [ 44.769417][ T4323] el0_svc+0x58/0x168 [ 44.770363][ T4323] el0t_64_sync_handler+0x84/0xf0 [ 44.771663][ T4323] el0t_64_sync+0x18c/0x190 executing program [ 44.967160][ T4342] loop0: detected capacity change from 0 to 32768 [ 44.969753][ T4342] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4342) [ 44.974441][ T4342] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 44.976831][ T4342] BTRFS info (device loop0): using free space tree [ 44.988094][ T4342] BTRFS info (device loop0): enabling ssd optimizations [ 44.993176][ T4342] FAULT_INJECTION: forcing a failure. [ 44.993176][ T4342] name failslab, interval 1, probability 0, space 0, times 0 [ 44.996549][ T4342] CPU: 0 PID: 4342 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 44.998578][ T4342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 45.000983][ T4342] Call trace: [ 45.001805][ T4342] dump_backtrace+0x1c8/0x1f4 [ 45.003004][ T4342] show_stack+0x2c/0x3c [ 45.004054][ T4342] dump_stack_lvl+0x108/0x170 [ 45.005254][ T4342] dump_stack+0x1c/0x58 [ 45.006260][ T4342] should_fail_ex+0x3c0/0x51c [ 45.007422][ T4342] __should_failslab+0xc8/0x128 [ 45.008667][ T4342] should_failslab+0x10/0x28 [ 45.009853][ T4342] __kmem_cache_alloc_node+0x80/0x388 [ 45.011139][ T4342] kmalloc_trace+0x48/0x94 [ 45.012241][ T4342] btrfs_cache_block_group+0xec/0x688 [ 45.013621][ T4342] find_free_extent+0x2b0c/0x476c [ 45.014956][ T4342] btrfs_reserve_extent+0x364/0x680 [ 45.016232][ T4342] btrfs_alloc_tree_block+0x1b4/0x1478 [ 45.017644][ T4342] __btrfs_cow_block+0x3f4/0x1824 [ 45.018968][ T4342] btrfs_cow_block+0x314/0xaa4 [ 45.020142][ T4342] btrfs_search_slot+0xb7c/0x2948 [ 45.021444][ T4342] btrfs_lookup_dir_item+0x170/0x2a8 [ 45.022693][ T4342] __btrfs_unlink_inode+0x154/0x848 [ 45.024021][ T4342] btrfs_unlink+0x17c/0x2f0 [ 45.025082][ T4342] vfs_unlink+0x2f0/0x508 [ 45.026200][ T4342] do_unlinkat+0x4c8/0x708 [ 45.027253][ T4342] __arm64_sys_unlinkat+0xcc/0xfc [ 45.028502][ T4342] invoke_syscall+0x98/0x2c0 [ 45.029686][ T4342] el0_svc_common+0x138/0x258 [ 45.030817][ T4342] do_el0_svc+0x64/0x218 [ 45.031880][ T4342] el0_svc+0x58/0x168 [ 45.032921][ T4342] el0t_64_sync_handler+0x84/0xf0 [ 45.034139][ T4342] el0t_64_sync+0x18c/0x190 executing program [ 45.238293][ T4376] loop0: detected capacity change from 0 to 32768 [ 45.241232][ T4376] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4376) [ 45.246795][ T4376] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 45.249229][ T4376] BTRFS info (device loop0): using free space tree [ 45.260166][ T4376] BTRFS info (device loop0): enabling ssd optimizations [ 45.264192][ T4376] FAULT_INJECTION: forcing a failure. [ 45.264192][ T4376] name failslab, interval 1, probability 0, space 0, times 0 [ 45.267527][ T4376] CPU: 1 PID: 4376 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 45.269527][ T4376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 45.272052][ T4376] Call trace: [ 45.272832][ T4376] dump_backtrace+0x1c8/0x1f4 [ 45.273994][ T4376] show_stack+0x2c/0x3c [ 45.275121][ T4376] dump_stack_lvl+0x108/0x170 [ 45.276295][ T4376] dump_stack+0x1c/0x58 [ 45.277255][ T4376] should_fail_ex+0x3c0/0x51c [ 45.278426][ T4376] __should_failslab+0xc8/0x128 [ 45.279579][ T4376] should_failslab+0x10/0x28 [ 45.280735][ T4376] __kmem_cache_alloc_node+0x80/0x388 [ 45.282061][ T4376] kmalloc_trace+0x48/0x94 [ 45.283139][ T4376] btrfs_cache_block_group+0xec/0x688 [ 45.284385][ T4376] find_free_extent+0x2b0c/0x476c [ 45.285720][ T4376] btrfs_reserve_extent+0x364/0x680 [ 45.287003][ T4376] btrfs_alloc_tree_block+0x1b4/0x1478 [ 45.288382][ T4376] __btrfs_cow_block+0x3f4/0x1824 [ 45.289619][ T4376] btrfs_cow_block+0x314/0xaa4 [ 45.290798][ T4376] btrfs_search_slot+0xb7c/0x2948 [ 45.292018][ T4376] btrfs_lookup_dir_item+0x170/0x2a8 [ 45.293282][ T4376] __btrfs_unlink_inode+0x154/0x848 [ 45.294618][ T4376] btrfs_unlink+0x17c/0x2f0 [ 45.295723][ T4376] vfs_unlink+0x2f0/0x508 [ 45.296796][ T4376] do_unlinkat+0x4c8/0x708 [ 45.297972][ T4376] __arm64_sys_unlinkat+0xcc/0xfc [ 45.299222][ T4376] invoke_syscall+0x98/0x2c0 [ 45.300357][ T4376] el0_svc_common+0x138/0x258 [ 45.301580][ T4376] do_el0_svc+0x64/0x218 [ 45.302636][ T4376] el0_svc+0x58/0x168 [ 45.303626][ T4376] el0t_64_sync_handler+0x84/0xf0 [ 45.304859][ T4376] el0t_64_sync+0x18c/0x190 executing program [ 45.503655][ T4395] loop0: detected capacity change from 0 to 32768 [ 45.506394][ T4395] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4395) [ 45.511358][ T4395] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 45.513762][ T4395] BTRFS info (device loop0): using free space tree [ 45.523713][ T4395] BTRFS info (device loop0): enabling ssd optimizations [ 45.528330][ T4395] FAULT_INJECTION: forcing a failure. [ 45.528330][ T4395] name failslab, interval 1, probability 0, space 0, times 0 [ 45.531499][ T4395] CPU: 0 PID: 4395 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 45.533485][ T4395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 45.535983][ T4395] Call trace: [ 45.536817][ T4395] dump_backtrace+0x1c8/0x1f4 [ 45.537964][ T4395] show_stack+0x2c/0x3c [ 45.539044][ T4395] dump_stack_lvl+0x108/0x170 [ 45.540167][ T4395] dump_stack+0x1c/0x58 [ 45.541220][ T4395] should_fail_ex+0x3c0/0x51c [ 45.542459][ T4395] __should_failslab+0xc8/0x128 [ 45.543696][ T4395] should_failslab+0x10/0x28 [ 45.544806][ T4395] kmem_cache_alloc+0x8c/0x37c [ 45.546027][ T4395] alloc_extent_state+0x3c/0x454 [ 45.547262][ T4395] __set_extent_bit+0x1d0/0x1650 [ 45.548536][ T4395] set_extent_bit+0x58/0x70 [ 45.549733][ T4395] btrfs_alloc_tree_block+0x9ec/0x1478 [ 45.551110][ T4395] __btrfs_cow_block+0x3f4/0x1824 [ 45.552332][ T4395] btrfs_cow_block+0x314/0xaa4 [ 45.553542][ T4395] btrfs_search_slot+0xb7c/0x2948 [ 45.554805][ T4395] btrfs_lookup_dir_item+0x170/0x2a8 [ 45.556155][ T4395] __btrfs_unlink_inode+0x154/0x848 [ 45.557417][ T4395] btrfs_unlink+0x17c/0x2f0 [ 45.558553][ T4395] vfs_unlink+0x2f0/0x508 [ 45.559548][ T4395] do_unlinkat+0x4c8/0x708 [ 45.560581][ T4395] __arm64_sys_unlinkat+0xcc/0xfc [ 45.561861][ T4395] invoke_syscall+0x98/0x2c0 [ 45.562933][ T4395] el0_svc_common+0x138/0x258 [ 45.564035][ T4395] do_el0_svc+0x64/0x218 [ 45.565103][ T4395] el0_svc+0x58/0x168 [ 45.566100][ T4395] el0t_64_sync_handler+0x84/0xf0 [ 45.567323][ T4395] el0t_64_sync+0x18c/0x190 executing program [ 45.754287][ T4414] loop0: detected capacity change from 0 to 32768 [ 45.756870][ T4414] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4414) [ 45.761996][ T4414] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 45.764377][ T4414] BTRFS info (device loop0): using free space tree [ 45.774787][ T4414] BTRFS info (device loop0): enabling ssd optimizations [ 45.779743][ T4414] FAULT_INJECTION: forcing a failure. [ 45.779743][ T4414] name failslab, interval 1, probability 0, space 0, times 0 [ 45.783043][ T4414] CPU: 0 PID: 4414 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 45.785115][ T4414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 45.787676][ T4414] Call trace: [ 45.788538][ T4414] dump_backtrace+0x1c8/0x1f4 [ 45.789764][ T4414] show_stack+0x2c/0x3c [ 45.790773][ T4414] dump_stack_lvl+0x108/0x170 [ 45.791996][ T4414] dump_stack+0x1c/0x58 [ 45.793026][ T4414] should_fail_ex+0x3c0/0x51c [ 45.794202][ T4414] __should_failslab+0xc8/0x128 [ 45.795351][ T4414] should_failslab+0x10/0x28 [ 45.796599][ T4414] __kmem_cache_alloc_node+0x80/0x388 [ 45.798002][ T4414] kmalloc_trace+0x48/0x94 [ 45.799129][ T4414] btrfs_cache_block_group+0xec/0x688 [ 45.800484][ T4414] find_free_extent+0x2b0c/0x476c [ 45.801756][ T4414] btrfs_reserve_extent+0x364/0x680 [ 45.803017][ T4414] btrfs_alloc_tree_block+0x1b4/0x1478 [ 45.804401][ T4414] __btrfs_cow_block+0x3f4/0x1824 [ 45.805717][ T4414] btrfs_cow_block+0x314/0xaa4 [ 45.806949][ T4414] btrfs_search_slot+0xb7c/0x2948 [ 45.808146][ T4414] btrfs_lookup_dir_item+0x170/0x2a8 [ 45.809503][ T4414] __btrfs_unlink_inode+0x154/0x848 [ 45.810790][ T4414] btrfs_unlink+0x17c/0x2f0 [ 45.811844][ T4414] vfs_unlink+0x2f0/0x508 [ 45.812990][ T4414] do_unlinkat+0x4c8/0x708 [ 45.814049][ T4414] __arm64_sys_unlinkat+0xcc/0xfc [ 45.815384][ T4414] invoke_syscall+0x98/0x2c0 [ 45.816561][ T4414] el0_svc_common+0x138/0x258 [ 45.817734][ T4414] do_el0_svc+0x64/0x218 [ 45.818824][ T4414] el0_svc+0x58/0x168 [ 45.819804][ T4414] el0t_64_sync_handler+0x84/0xf0 [ 45.821127][ T4414] el0t_64_sync+0x18c/0x190 executing program [ 46.020842][ T4433] loop0: detected capacity change from 0 to 32768 [ 46.023942][ T4433] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4433) [ 46.029041][ T4433] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 46.031273][ T4433] BTRFS info (device loop0): using free space tree [ 46.041348][ T4433] BTRFS info (device loop0): enabling ssd optimizations [ 46.045468][ T4433] FAULT_INJECTION: forcing a failure. [ 46.045468][ T4433] name failslab, interval 1, probability 0, space 0, times 0 [ 46.049038][ T4433] CPU: 0 PID: 4433 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 46.051118][ T4433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.053494][ T4433] Call trace: [ 46.054379][ T4433] dump_backtrace+0x1c8/0x1f4 [ 46.055556][ T4433] show_stack+0x2c/0x3c [ 46.056583][ T4433] dump_stack_lvl+0x108/0x170 [ 46.057730][ T4433] dump_stack+0x1c/0x58 [ 46.058790][ T4433] should_fail_ex+0x3c0/0x51c [ 46.059964][ T4433] __should_failslab+0xc8/0x128 [ 46.061134][ T4433] should_failslab+0x10/0x28 [ 46.062320][ T4433] kmem_cache_alloc+0x8c/0x37c [ 46.063459][ T4433] alloc_extent_state+0x3c/0x454 [ 46.064707][ T4433] __set_extent_bit+0x1d0/0x1650 [ 46.066012][ T4433] set_extent_bit+0x58/0x70 [ 46.067124][ T4433] btrfs_alloc_tree_block+0x9ec/0x1478 [ 46.068605][ T4433] __btrfs_cow_block+0x3f4/0x1824 [ 46.069771][ T4433] btrfs_cow_block+0x314/0xaa4 [ 46.070988][ T4433] btrfs_search_slot+0xb7c/0x2948 [ 46.072277][ T4433] btrfs_lookup_dir_item+0x170/0x2a8 [ 46.073676][ T4433] __btrfs_unlink_inode+0x154/0x848 [ 46.075055][ T4433] btrfs_unlink+0x17c/0x2f0 [ 46.076247][ T4433] vfs_unlink+0x2f0/0x508 [ 46.077353][ T4433] do_unlinkat+0x4c8/0x708 [ 46.078419][ T4433] __arm64_sys_unlinkat+0xcc/0xfc [ 46.079721][ T4433] invoke_syscall+0x98/0x2c0 [ 46.080893][ T4433] el0_svc_common+0x138/0x258 [ 46.082084][ T4433] do_el0_svc+0x64/0x218 [ 46.083147][ T4433] el0_svc+0x58/0x168 [ 46.084110][ T4433] el0t_64_sync_handler+0x84/0xf0 [ 46.085287][ T4433] el0t_64_sync+0x18c/0x190 executing program [ 46.287041][ T4452] loop0: detected capacity change from 0 to 32768 [ 46.289996][ T4452] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4452) [ 46.294672][ T4452] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 46.297352][ T4452] BTRFS info (device loop0): using free space tree [ 46.308269][ T4452] BTRFS info (device loop0): enabling ssd optimizations [ 46.312252][ T4452] FAULT_INJECTION: forcing a failure. [ 46.312252][ T4452] name failslab, interval 1, probability 0, space 0, times 0 [ 46.315302][ T4452] CPU: 0 PID: 4452 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 46.317394][ T4452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.319880][ T4452] Call trace: [ 46.320685][ T4452] dump_backtrace+0x1c8/0x1f4 [ 46.321891][ T4452] show_stack+0x2c/0x3c [ 46.322936][ T4452] dump_stack_lvl+0x108/0x170 [ 46.324115][ T4452] dump_stack+0x1c/0x58 [ 46.325143][ T4452] should_fail_ex+0x3c0/0x51c [ 46.326370][ T4452] __should_failslab+0xc8/0x128 [ 46.327590][ T4452] should_failslab+0x10/0x28 [ 46.328738][ T4452] kmem_cache_alloc+0x8c/0x37c [ 46.329908][ T4452] alloc_extent_state+0x3c/0x454 [ 46.331107][ T4452] __set_extent_bit+0x1d0/0x1650 [ 46.332322][ T4452] set_extent_bit+0x58/0x70 [ 46.333459][ T4452] btrfs_alloc_tree_block+0x9ec/0x1478 [ 46.334694][ T4452] __btrfs_cow_block+0x3f4/0x1824 [ 46.335975][ T4452] btrfs_cow_block+0x314/0xaa4 [ 46.337226][ T4452] btrfs_search_slot+0xb7c/0x2948 [ 46.338515][ T4452] btrfs_lookup_dir_item+0x170/0x2a8 [ 46.339787][ T4452] __btrfs_unlink_inode+0x154/0x848 [ 46.340989][ T4452] btrfs_unlink+0x17c/0x2f0 [ 46.342095][ T4452] vfs_unlink+0x2f0/0x508 [ 46.343241][ T4452] do_unlinkat+0x4c8/0x708 [ 46.344287][ T4452] __arm64_sys_unlinkat+0xcc/0xfc [ 46.345627][ T4452] invoke_syscall+0x98/0x2c0 [ 46.346696][ T4452] el0_svc_common+0x138/0x258 [ 46.347959][ T4452] do_el0_svc+0x64/0x218 [ 46.348965][ T4452] el0_svc+0x58/0x168 [ 46.349966][ T4452] el0t_64_sync_handler+0x84/0xf0 [ 46.351315][ T4452] el0t_64_sync+0x18c/0x190 executing program [ 46.557189][ T4471] loop0: detected capacity change from 0 to 32768 [ 46.560149][ T4471] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4471) [ 46.564881][ T4471] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 46.567273][ T4471] BTRFS info (device loop0): using free space tree [ 46.578338][ T4471] BTRFS info (device loop0): enabling ssd optimizations [ 46.588021][ T4471] FAULT_INJECTION: forcing a failure. [ 46.588021][ T4471] name failslab, interval 1, probability 0, space 0, times 0 [ 46.591038][ T4471] CPU: 0 PID: 4471 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 46.593089][ T4471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.595389][ T4471] Call trace: [ 46.596128][ T4471] dump_backtrace+0x1c8/0x1f4 [ 46.597284][ T4471] show_stack+0x2c/0x3c [ 46.598341][ T4471] dump_stack_lvl+0x108/0x170 [ 46.599529][ T4471] dump_stack+0x1c/0x58 [ 46.600500][ T4471] should_fail_ex+0x3c0/0x51c [ 46.601674][ T4471] __should_failslab+0xc8/0x128 [ 46.602961][ T4471] should_failslab+0x10/0x28 [ 46.604094][ T4471] kmem_cache_alloc+0x8c/0x37c [ 46.605333][ T4471] alloc_extent_state+0x3c/0x454 [ 46.606569][ T4471] __set_extent_bit+0x1d0/0x1650 [ 46.607847][ T4471] set_extent_bit+0x58/0x70 [ 46.608969][ T4471] btrfs_alloc_tree_block+0x9ec/0x1478 [ 46.610291][ T4471] __btrfs_cow_block+0x3f4/0x1824 [ 46.611665][ T4471] btrfs_cow_block+0x314/0xaa4 [ 46.612851][ T4471] btrfs_search_slot+0xb7c/0x2948 [ 46.614151][ T4471] btrfs_lookup_dir_item+0x170/0x2a8 [ 46.615404][ T4471] __btrfs_unlink_inode+0x154/0x848 [ 46.616773][ T4471] btrfs_unlink+0x17c/0x2f0 [ 46.617890][ T4471] vfs_unlink+0x2f0/0x508 [ 46.619080][ T4471] do_unlinkat+0x4c8/0x708 [ 46.620203][ T4471] __arm64_sys_unlinkat+0xcc/0xfc [ 46.621445][ T4471] invoke_syscall+0x98/0x2c0 [ 46.622567][ T4471] el0_svc_common+0x138/0x258 [ 46.623774][ T4471] do_el0_svc+0x64/0x218 [ 46.624854][ T4471] el0_svc+0x58/0x168 [ 46.625922][ T4471] el0t_64_sync_handler+0x84/0xf0 [ 46.627144][ T4471] el0t_64_sync+0x18c/0x190 executing program [ 46.832128][ T4490] loop0: detected capacity change from 0 to 32768 [ 46.835976][ T4490] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4490) [ 46.840609][ T4490] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 46.842815][ T4490] BTRFS info (device loop0): using free space tree [ 46.853907][ T4490] BTRFS info (device loop0): enabling ssd optimizations [ 46.858190][ T4490] FAULT_INJECTION: forcing a failure. [ 46.858190][ T4490] name failslab, interval 1, probability 0, space 0, times 0 [ 46.861417][ T4490] CPU: 0 PID: 4490 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 46.863470][ T4490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.865849][ T4490] Call trace: [ 46.866653][ T4490] dump_backtrace+0x1c8/0x1f4 [ 46.867872][ T4490] show_stack+0x2c/0x3c [ 46.868929][ T4490] dump_stack_lvl+0x108/0x170 [ 46.870088][ T4490] dump_stack+0x1c/0x58 [ 46.871074][ T4490] should_fail_ex+0x3c0/0x51c [ 46.872273][ T4490] __should_failslab+0xc8/0x128 [ 46.873555][ T4490] should_failslab+0x10/0x28 [ 46.874734][ T4490] __kmem_cache_alloc_node+0x80/0x388 [ 46.876051][ T4490] kmalloc_trace+0x48/0x94 [ 46.877196][ T4490] btrfs_cache_block_group+0xec/0x688 [ 46.878542][ T4490] find_free_extent+0x2b0c/0x476c [ 46.879805][ T4490] btrfs_reserve_extent+0x364/0x680 [ 46.881189][ T4490] btrfs_alloc_tree_block+0x1b4/0x1478 [ 46.882616][ T4490] __btrfs_cow_block+0x3f4/0x1824 [ 46.883807][ T4490] btrfs_cow_block+0x314/0xaa4 [ 46.885036][ T4490] btrfs_search_slot+0xb7c/0x2948 [ 46.886425][ T4490] btrfs_lookup_dir_item+0x170/0x2a8 [ 46.887768][ T4490] __btrfs_unlink_inode+0x154/0x848 [ 46.889084][ T4490] btrfs_unlink+0x17c/0x2f0 [ 46.890226][ T4490] vfs_unlink+0x2f0/0x508 [ 46.891317][ T4490] do_unlinkat+0x4c8/0x708 [ 46.892488][ T4490] __arm64_sys_unlinkat+0xcc/0xfc [ 46.893673][ T4490] invoke_syscall+0x98/0x2c0 [ 46.894845][ T4490] el0_svc_common+0x138/0x258 [ 46.895953][ T4490] do_el0_svc+0x64/0x218 [ 46.897051][ T4490] el0_svc+0x58/0x168 [ 46.897989][ T4490] el0t_64_sync_handler+0x84/0xf0 [ 46.899365][ T4490] el0t_64_sync+0x18c/0x190 executing program [ 47.100897][ T4509] loop0: detected capacity change from 0 to 32768 [ 47.103948][ T4509] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor163 (4509) [ 47.109146][ T4509] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 47.111461][ T4509] BTRFS info (device loop0): using free space tree [ 47.122224][ T4509] BTRFS info (device loop0): enabling ssd optimizations [ 47.126375][ T4509] FAULT_INJECTION: forcing a failure. [ 47.126375][ T4509] name failslab, interval 1, probability 0, space 0, times 0 [ 47.130022][ T4509] CPU: 1 PID: 4509 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 47.132175][ T4509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 47.134511][ T4509] Call trace: [ 47.135264][ T4509] dump_backtrace+0x1c8/0x1f4 [ 47.136439][ T4509] show_stack+0x2c/0x3c [ 47.137394][ T4509] dump_stack_lvl+0x108/0x170 [ 47.138612][ T4509] dump_stack+0x1c/0x58 [ 47.139706][ T4509] should_fail_ex+0x3c0/0x51c [ 47.140907][ T4509] __should_failslab+0xc8/0x128 [ 47.142205][ T4509] should_failslab+0x10/0x28 [ 47.143238][ T4509] kmem_cache_alloc+0x8c/0x37c [ 47.144319][ T4509] btrfs_add_delayed_tree_ref+0x1c8/0xe58 [ 47.145840][ T4509] btrfs_free_tree_block+0x30c/0xb50 [ 47.147144][ T4509] __btrfs_cow_block+0xc88/0x1824 [ 47.148417][ T4509] btrfs_cow_block+0x314/0xaa4 [ 47.149587][ T4509] btrfs_search_slot+0xb7c/0x2948 [ 47.150792][ T4509] btrfs_lookup_dir_item+0x170/0x2a8 [ 47.152087][ T4509] __btrfs_unlink_inode+0x154/0x848 [ 47.153405][ T4509] btrfs_unlink+0x17c/0x2f0 [ 47.154442][ T4509] vfs_unlink+0x2f0/0x508 [ 47.155575][ T4509] do_unlinkat+0x4c8/0x708 [ 47.156695][ T4509] __arm64_sys_unlinkat+0xcc/0xfc [ 47.158100][ T4509] invoke_syscall+0x98/0x2c0 [ 47.159344][ T4509] el0_svc_common+0x138/0x258 [ 47.160443][ T4509] do_el0_svc+0x64/0x218 [ 47.161482][ T4509] el0_svc+0x58/0x168 [ 47.162412][ T4509] el0t_64_sync_handler+0x84/0xf0 [ 47.163640][ T4509] el0t_64_sync+0x18c/0x190 [ 47.167172][ T4509] ------------[ cut here ]------------ [ 47.168629][ T4509] kernel BUG at fs/btrfs/extent-tree.c:3282! [ 47.170065][ T4509] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 47.171936][ T4509] Modules linked in: [ 47.172824][ T4509] CPU: 1 PID: 4509 Comm: syz-executor163 Not tainted 6.1.64-syzkaller #0 [ 47.174951][ T4509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 47.177460][ T4509] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.179300][ T4509] pc : btrfs_free_tree_block+0xb18/0xb50 [ 47.180597][ T4509] lr : btrfs_free_tree_block+0xb18/0xb50 [ 47.181987][ T4509] sp : ffff80001eb07280 [ 47.183096][ T4509] x29: ffff80001eb07380 x28: ffff700003d60e58 x27: ffff000000000005 [ 47.185038][ T4509] x26: ffff80001eb072e0 x25: 00000000fffffff4 x24: ffff0000cc7b28e0 [ 47.186888][ T4509] x23: 0000000000000001 x22: dfff800000000000 x21: ffff0000cc7b27c8 [ 47.188811][ T4509] x20: ffff0000e206b9d8 x19: ffff0000cc7b27c0 x18: ffff80001eb06d20 [ 47.190785][ T4509] x17: 0000000000000000 x16: ffff8000083049a8 x15: ffff800008a73508 [ 47.192730][ T4509] x14: ffff800008a731fc x13: ffff800008062558 x12: 0000000000000003 [ 47.194658][ T4509] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a0b459c [ 47.196639][ T4509] x8 : ffff0000d96e3780 x7 : ffff800008062348 x6 : ffff800008062558 [ 47.198671][ T4509] x5 : ffff0000cf4e5ed8 x4 : ffff80001eb06ee0 x3 : 0000000000000000 [ 47.200622][ T4509] x2 : 0000000000000006 x1 : 00000000fffffff4 x0 : 0000000000000000 [ 47.202469][ T4509] Call trace: [ 47.203201][ T4509] btrfs_free_tree_block+0xb18/0xb50 [ 47.204447][ T4509] __btrfs_cow_block+0xc88/0x1824 [ 47.205756][ T4509] btrfs_cow_block+0x314/0xaa4 [ 47.206873][ T4509] btrfs_search_slot+0xb7c/0x2948 [ 47.208072][ T4509] btrfs_lookup_dir_item+0x170/0x2a8 [ 47.209395][ T4509] __btrfs_unlink_inode+0x154/0x848 [ 47.210677][ T4509] btrfs_unlink+0x17c/0x2f0 [ 47.211755][ T4509] vfs_unlink+0x2f0/0x508 [ 47.212839][ T4509] do_unlinkat+0x4c8/0x708 [ 47.213896][ T4509] __arm64_sys_unlinkat+0xcc/0xfc [ 47.215139][ T4509] invoke_syscall+0x98/0x2c0 [ 47.216303][ T4509] el0_svc_common+0x138/0x258 [ 47.217545][ T4509] do_el0_svc+0x64/0x218 [ 47.218605][ T4509] el0_svc+0x58/0x168 [ 47.219653][ T4509] el0t_64_sync_handler+0x84/0xf0 [ 47.220926][ T4509] el0t_64_sync+0x18c/0x190 [ 47.222028][ T4509] Code: 9579bd85 979118b5 d4210000 979118b3 (d4210000) [ 47.223828][ T4509] ---[ end trace 0000000000000000 ]--- [ 47.562424][ T4509] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 47.564054][ T4509] SMP: stopping secondary CPUs [ 47.565153][ T4509] Kernel Offset: disabled [ 47.566252][ T4509] CPU features: 0x00000,02070084,26017203 [ 47.567717][ T4509] Memory Limit: none [ 47.881660][ T4509] Rebooting in 86400 seconds..