Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts. executing program syzkaller login: [ 44.103667][ T4016] loop0: detected capacity change from 0 to 32768 [ 44.182490][ T4016] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4016) [ 44.234416][ T4016] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 44.236687][ T4016] BTRFS info (device loop0): using free space tree [ 44.238220][ T4016] BTRFS info (device loop0): has skinny extents [ 44.259768][ T4016] BTRFS info (device loop0): enabling ssd optimizations [ 44.273412][ T4016] FAULT_INJECTION: forcing a failure. [ 44.273412][ T4016] name failslab, interval 1, probability 0, space 0, times 1 [ 44.276712][ T4016] CPU: 1 PID: 4016 Comm: syz-executor190 Not tainted 5.15.167-syzkaller #0 [ 44.278764][ T4016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 44.281236][ T4016] Call trace: [ 44.282009][ T4016] dump_backtrace+0x0/0x530 [ 44.283091][ T4016] show_stack+0x2c/0x3c [ 44.284087][ T4016] dump_stack_lvl+0x108/0x170 [ 44.285325][ T4016] dump_stack+0x1c/0x58 [ 44.286313][ T4016] should_fail+0x3b8/0x514 [ 44.287405][ T4016] __should_failslab+0xbc/0x110 [ 44.288532][ T4016] should_failslab+0x10/0x28 [ 44.289858][ T4016] slab_pre_alloc_hook+0x64/0xe8 [ 44.291136][ T4016] __kmalloc+0xc0/0x4c8 [ 44.292142][ T4016] tomoyo_supervisor+0xce8/0x115c [ 44.293462][ T4016] tomoyo_path_permission+0x1f4/0x2fc [ 44.294727][ T4016] tomoyo_path_perm+0x350/0x568 [ 44.295879][ T4016] tomoyo_path_unlink+0xd4/0x118 [ 44.297044][ T4016] security_path_unlink+0xe4/0x134 [ 44.298296][ T4016] do_unlinkat+0x40c/0x830 [ 44.299422][ T4016] __arm64_sys_unlinkat+0xcc/0xfc [ 44.300590][ T4016] invoke_syscall+0x98/0x2b8 [ 44.301740][ T4016] el0_svc_common+0x138/0x258 [ 44.302923][ T4016] do_el0_svc+0x58/0x14c [ 44.303972][ T4016] el0_svc+0x7c/0x1f0 [ 44.304945][ T4016] el0t_64_sync_handler+0x84/0xe4 [ 44.306180][ T4016] el0t_64_sync+0x1a0/0x1a4 executing program [ 44.634076][ T4055] loop0: detected capacity change from 0 to 32768 [ 44.711922][ T4055] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4055) [ 44.754806][ T4055] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 44.756938][ T4055] BTRFS info (device loop0): using free space tree [ 44.758595][ T4055] BTRFS info (device loop0): has skinny extents [ 44.774029][ T4055] BTRFS info (device loop0): enabling ssd optimizations [ 44.782781][ T4055] FAULT_INJECTION: forcing a failure. [ 44.782781][ T4055] name failslab, interval 1, probability 0, space 0, times 0 [ 44.785978][ T4055] CPU: 0 PID: 4055 Comm: syz-executor190 Not tainted 5.15.167-syzkaller #0 [ 44.788162][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 44.790730][ T4055] Call trace: [ 44.791709][ T4055] dump_backtrace+0x0/0x530 [ 44.792822][ T4055] show_stack+0x2c/0x3c [ 44.793886][ T4055] dump_stack_lvl+0x108/0x170 [ 44.795055][ T4055] dump_stack+0x1c/0x58 [ 44.796107][ T4055] should_fail+0x3b8/0x514 [ 44.797285][ T4055] __should_failslab+0xbc/0x110 [ 44.798481][ T4055] should_failslab+0x10/0x28 [ 44.799793][ T4055] slab_pre_alloc_hook+0x64/0xe8 [ 44.800971][ T4055] __kmalloc+0xc0/0x4c8 [ 44.801982][ T4055] tomoyo_supervisor+0xce8/0x115c [ 44.803314][ T4055] tomoyo_path_permission+0x1f4/0x2fc [ 44.804663][ T4055] tomoyo_path_perm+0x350/0x568 [ 44.805925][ T4055] tomoyo_path_unlink+0xd4/0x118 [ 44.807194][ T4055] security_path_unlink+0xe4/0x134 [ 44.808484][ T4055] do_unlinkat+0x40c/0x830 [ 44.809657][ T4055] __arm64_sys_unlinkat+0xcc/0xfc [ 44.810941][ T4055] invoke_syscall+0x98/0x2b8 [ 44.812128][ T4055] el0_svc_common+0x138/0x258 [ 44.813335][ T4055] do_el0_svc+0x58/0x14c [ 44.814378][ T4055] el0_svc+0x7c/0x1f0 [ 44.815424][ T4055] el0t_64_sync_handler+0x84/0xe4 [ 44.816599][ T4055] el0t_64_sync+0x1a0/0x1a4 executing program [ 45.123887][ T4088] loop0: detected capacity change from 0 to 32768 [ 45.211754][ T4088] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4088) [ 45.253736][ T4088] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 45.255928][ T4088] BTRFS info (device loop0): using free space tree [ 45.257595][ T4088] BTRFS info (device loop0): has skinny extents [ 45.272099][ T4088] BTRFS info (device loop0): enabling ssd optimizations [ 45.280400][ T4088] FAULT_INJECTION: forcing a failure. [ 45.280400][ T4088] name failslab, interval 1, probability 0, space 0, times 0 [ 45.284052][ T4088] CPU: 1 PID: 4088 Comm: syz-executor190 Not tainted 5.15.167-syzkaller #0 [ 45.286299][ T4088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 45.288861][ T4088] Call trace: [ 45.289683][ T4088] dump_backtrace+0x0/0x530 [ 45.290767][ T4088] show_stack+0x2c/0x3c [ 45.291872][ T4088] dump_stack_lvl+0x108/0x170 [ 45.293143][ T4088] dump_stack+0x1c/0x58 [ 45.294266][ T4088] should_fail+0x3b8/0x514 [ 45.295390][ T4088] __should_failslab+0xbc/0x110 [ 45.296671][ T4088] should_failslab+0x10/0x28 [ 45.297834][ T4088] slab_pre_alloc_hook+0x64/0xe8 [ 45.299085][ T4088] kmem_cache_alloc_trace+0x9c/0x47c [ 45.300415][ T4088] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 45.301968][ T4088] __btrfs_unlink_inode+0x350/0xb3c [ 45.303265][ T4088] btrfs_unlink+0x10c/0x254 [ 45.304459][ T4088] vfs_unlink+0x2f0/0x508 [ 45.305626][ T4088] do_unlinkat+0x4cc/0x830 [ 45.306770][ T4088] __arm64_sys_unlinkat+0xcc/0xfc [ 45.308088][ T4088] invoke_syscall+0x98/0x2b8 [ 45.309272][ T4088] el0_svc_common+0x138/0x258 [ 45.310425][ T4088] do_el0_svc+0x58/0x14c [ 45.311454][ T4088] el0_svc+0x7c/0x1f0 [ 45.312472][ T4088] el0t_64_sync_handler+0x84/0xe4 [ 45.313779][ T4088] el0t_64_sync+0x1a0/0x1a4 [ 45.316793][ T4088] ------------[ cut here ]------------ [ 45.318464][ T4088] WARNING: CPU: 1 PID: 4088 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 45.320866][ T4088] Modules linked in: [ 45.321905][ T4088] CPU: 1 PID: 4088 Comm: syz-executor190 Not tainted 5.15.167-syzkaller #0 [ 45.324147][ T4088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 45.326740][ T4088] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.328857][ T4088] pc : __btrfs_unlink_inode+0x950/0xb3c [ 45.330272][ T4088] lr : __btrfs_unlink_inode+0x950/0xb3c [ 45.331668][ T4088] sp : ffff80001fd779c0 [ 45.332776][ T4088] x29: ffff80001fd77a60 x28: ffff80001fd77a20 x27: 1ffff00003faef40 [ 45.334863][ T4088] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d1286f20 [ 45.337000][ T4088] x23: ffff0000e1c7b6e0 x22: 1ffff00003faef44 x21: dfff800000000000 [ 45.339008][ T4088] x20: 1fffe0001c38f6e7 x19: ffff0000e1c7b738 x18: 0000000000000001 [ 45.341147][ T4088] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 45.343079][ T4088] x14: ffff0000cdde9b40 x13: 0000000000000001 x12: 0000000000000001 [ 45.345084][ T4088] x11: 0000000000000000 x10: 0000000000000000 x9 : 651006df514f2700 [ 45.347159][ T4088] x8 : 651006df514f2700 x7 : 0000000000000001 x6 : 0000000000000001 [ 45.349308][ T4088] x5 : ffff80001fd77138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 45.351426][ T4088] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 45.353554][ T4088] Call trace: [ 45.354394][ T4088] __btrfs_unlink_inode+0x950/0xb3c [ 45.355729][ T4088] btrfs_unlink+0x10c/0x254 [ 45.356940][ T4088] vfs_unlink+0x2f0/0x508 [ 45.358054][ T4088] do_unlinkat+0x4cc/0x830 [ 45.359162][ T4088] __arm64_sys_unlinkat+0xcc/0xfc [ 45.360396][ T4088] invoke_syscall+0x98/0x2b8 [ 45.361531][ T4088] el0_svc_common+0x138/0x258 [ 45.362764][ T4088] do_el0_svc+0x58/0x14c [ 45.363907][ T4088] el0_svc+0x7c/0x1f0 [ 45.364965][ T4088] el0t_64_sync_handler+0x84/0xe4 [ 45.366294][ T4088] el0t_64_sync+0x1a0/0x1a4 [ 45.367456][ T4088] irq event stamp: 72454 [ 45.368489][ T4088] hardirqs last enabled at (72453): [] __up_console_sem+0xb4/0x100 [ 45.371096][ T4088] hardirqs last disabled at (72454): [] el1_dbg+0x24/0x80 [ 45.373354][ T4088] softirqs last enabled at (72434): [] handle_softirqs+0xb88/0xdbc [ 45.375688][ T4088] softirqs last disabled at (72425): [] __irq_exit_rcu+0x268/0x4d8 [ 45.378198][ T4088] ---[ end trace c8ead0aec9c69578 ]--- [ 45.379930][ T4088] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 45.382451][ T4088] BTRFS info (device loop0): forced readonly executing program [ 45.694589][ T4108] loop0: detected capacity change from 0 to 32768 [ 45.771955][ T4108] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4108) [ 45.814135][ T4108] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 45.816583][ T4108] BTRFS info (device loop0): using free space tree [ 45.818301][ T4108] BTRFS info (device loop0): has skinny extents [ 45.831897][ T4108] BTRFS info (device loop0): enabling ssd optimizations [ 45.838856][ T4108] FAULT_INJECTION: forcing a failure. [ 45.838856][ T4108] name failslab, interval 1, probability 0, space 0, times 0 [ 45.842449][ T4108] CPU: 0 PID: 4108 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 45.844935][ T4108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 45.847331][ T4108] Call trace: [ 45.848191][ T4108] dump_backtrace+0x0/0x530 [ 45.849369][ T4108] show_stack+0x2c/0x3c [ 45.850350][ T4108] dump_stack_lvl+0x108/0x170 [ 45.851578][ T4108] dump_stack+0x1c/0x58 [ 45.852606][ T4108] should_fail+0x3b8/0x514 [ 45.853642][ T4108] __should_failslab+0xbc/0x110 [ 45.854963][ T4108] should_failslab+0x10/0x28 [ 45.856132][ T4108] slab_pre_alloc_hook+0x64/0xe8 [ 45.857479][ T4108] kmem_cache_alloc_trace+0x9c/0x47c [ 45.858840][ T4108] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 45.860417][ T4108] __btrfs_unlink_inode+0x350/0xb3c [ 45.861821][ T4108] btrfs_unlink+0x10c/0x254 [ 45.862943][ T4108] vfs_unlink+0x2f0/0x508 [ 45.864052][ T4108] do_unlinkat+0x4cc/0x830 [ 45.865220][ T4108] __arm64_sys_unlinkat+0xcc/0xfc [ 45.866543][ T4108] invoke_syscall+0x98/0x2b8 [ 45.867746][ T4108] el0_svc_common+0x138/0x258 [ 45.868967][ T4108] do_el0_svc+0x58/0x14c [ 45.870035][ T4108] el0_svc+0x7c/0x1f0 [ 45.871093][ T4108] el0t_64_sync_handler+0x84/0xe4 [ 45.872323][ T4108] el0t_64_sync+0x1a0/0x1a4 [ 45.874597][ T4108] ------------[ cut here ]------------ [ 45.876287][ T4108] WARNING: CPU: 0 PID: 4108 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 45.878895][ T4108] Modules linked in: [ 45.879814][ T4108] CPU: 0 PID: 4108 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 45.882374][ T4108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 45.885094][ T4108] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 45.887212][ T4108] pc : __btrfs_unlink_inode+0x950/0xb3c [ 45.888611][ T4108] lr : __btrfs_unlink_inode+0x950/0xb3c [ 45.890095][ T4108] sp : ffff80001fcb79c0 [ 45.891238][ T4108] x29: ffff80001fcb7a60 x28: ffff80001fcb7a20 x27: 1ffff00003f96f40 [ 45.893403][ T4108] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000ca01a370 [ 45.895564][ T4108] x23: ffff0000dbed5420 x22: 1ffff00003f96f44 x21: dfff800000000000 [ 45.897550][ T4108] x20: 1fffe0001b7daa8f x19: ffff0000dbed5478 x18: 0000000000000001 [ 45.899609][ T4108] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 45.901773][ T4108] x14: ffff0000d44db680 x13: 0000000000000001 x12: 0000000000000001 [ 45.903914][ T4108] x11: 0000000000000000 x10: 0000000000000000 x9 : 2a8913056f894b00 [ 45.906012][ T4108] x8 : 2a8913056f894b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 45.908170][ T4108] x5 : ffff80001fcb7138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 45.910233][ T4108] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 45.912288][ T4108] Call trace: [ 45.913184][ T4108] __btrfs_unlink_inode+0x950/0xb3c [ 45.914518][ T4108] btrfs_unlink+0x10c/0x254 [ 45.915780][ T4108] vfs_unlink+0x2f0/0x508 [ 45.916899][ T4108] do_unlinkat+0x4cc/0x830 [ 45.918060][ T4108] __arm64_sys_unlinkat+0xcc/0xfc [ 45.919290][ T4108] invoke_syscall+0x98/0x2b8 [ 45.920543][ T4108] el0_svc_common+0x138/0x258 [ 45.921744][ T4108] do_el0_svc+0x58/0x14c [ 45.922861][ T4108] el0_svc+0x7c/0x1f0 [ 45.923880][ T4108] el0t_64_sync_handler+0x84/0xe4 [ 45.925165][ T4108] el0t_64_sync+0x1a0/0x1a4 [ 45.926265][ T4108] irq event stamp: 71792 [ 45.927281][ T4108] hardirqs last enabled at (71791): [] __up_console_sem+0xb4/0x100 [ 45.929675][ T4108] hardirqs last disabled at (71792): [] el1_dbg+0x24/0x80 [ 45.931922][ T4108] softirqs last enabled at (71772): [] handle_softirqs+0xb88/0xdbc [ 45.934342][ T4108] softirqs last disabled at (71727): [] __irq_exit_rcu+0x268/0x4d8 [ 45.936688][ T4108] ---[ end trace c8ead0aec9c69579 ]--- [ 45.938353][ T4108] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 45.941003][ T4108] BTRFS info (device loop0): forced readonly executing program [ 46.247461][ T4128] loop0: detected capacity change from 0 to 32768 [ 46.321873][ T4128] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4128) [ 46.365233][ T4128] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 46.367477][ T4128] BTRFS info (device loop0): using free space tree [ 46.369146][ T4128] BTRFS info (device loop0): has skinny extents [ 46.383643][ T4128] BTRFS info (device loop0): enabling ssd optimizations [ 46.391911][ T4128] FAULT_INJECTION: forcing a failure. [ 46.391911][ T4128] name failslab, interval 1, probability 0, space 0, times 0 [ 46.394993][ T4128] CPU: 1 PID: 4128 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 46.397488][ T4128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 46.400032][ T4128] Call trace: [ 46.400961][ T4128] dump_backtrace+0x0/0x530 [ 46.402137][ T4128] show_stack+0x2c/0x3c [ 46.403215][ T4128] dump_stack_lvl+0x108/0x170 [ 46.404427][ T4128] dump_stack+0x1c/0x58 [ 46.405443][ T4128] should_fail+0x3b8/0x514 [ 46.406610][ T4128] __should_failslab+0xbc/0x110 [ 46.407906][ T4128] should_failslab+0x10/0x28 [ 46.409076][ T4128] slab_pre_alloc_hook+0x64/0xe8 [ 46.410379][ T4128] kmem_cache_alloc_trace+0x9c/0x47c [ 46.411754][ T4128] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 46.413206][ T4128] __btrfs_unlink_inode+0x350/0xb3c [ 46.414476][ T4128] btrfs_unlink+0x10c/0x254 [ 46.415657][ T4128] vfs_unlink+0x2f0/0x508 [ 46.416706][ T4128] do_unlinkat+0x4cc/0x830 [ 46.417782][ T4128] __arm64_sys_unlinkat+0xcc/0xfc [ 46.419062][ T4128] invoke_syscall+0x98/0x2b8 [ 46.420181][ T4128] el0_svc_common+0x138/0x258 [ 46.421298][ T4128] do_el0_svc+0x58/0x14c [ 46.422411][ T4128] el0_svc+0x7c/0x1f0 [ 46.423506][ T4128] el0t_64_sync_handler+0x84/0xe4 [ 46.424698][ T4128] el0t_64_sync+0x1a0/0x1a4 [ 46.427637][ T4128] ------------[ cut here ]------------ [ 46.429588][ T4128] WARNING: CPU: 1 PID: 4128 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 46.432144][ T4128] Modules linked in: [ 46.433233][ T4128] CPU: 1 PID: 4128 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 46.435680][ T4128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 46.438229][ T4128] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.440409][ T4128] pc : __btrfs_unlink_inode+0x950/0xb3c [ 46.441802][ T4128] lr : __btrfs_unlink_inode+0x950/0xb3c [ 46.443301][ T4128] sp : ffff80001fd779c0 [ 46.444371][ T4128] x29: ffff80001fd77a60 x28: ffff80001fd77a20 x27: 1ffff00003faef40 [ 46.446255][ T4128] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000cf5b60b0 [ 46.448242][ T4128] x23: ffff0000e1c7b840 x22: 1ffff00003faef44 x21: dfff800000000000 [ 46.450278][ T4128] x20: 1fffe0001c38f713 x19: ffff0000e1c7b898 x18: 0000000000000001 [ 46.452271][ T4128] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 46.454317][ T4128] x14: ffff0000d64c51c0 x13: 0000000000000001 x12: 0000000000000001 [ 46.456414][ T4128] x11: 0000000000000000 x10: 0000000000000000 x9 : e531af04087cf000 [ 46.458507][ T4128] x8 : e531af04087cf000 x7 : 0000000000000001 x6 : 0000000000000001 [ 46.460496][ T4128] x5 : ffff80001fd77138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 46.462387][ T4128] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 46.464366][ T4128] Call trace: [ 46.465241][ T4128] __btrfs_unlink_inode+0x950/0xb3c [ 46.466604][ T4128] btrfs_unlink+0x10c/0x254 [ 46.467822][ T4128] vfs_unlink+0x2f0/0x508 [ 46.468939][ T4128] do_unlinkat+0x4cc/0x830 [ 46.470108][ T4128] __arm64_sys_unlinkat+0xcc/0xfc [ 46.471414][ T4128] invoke_syscall+0x98/0x2b8 [ 46.472572][ T4128] el0_svc_common+0x138/0x258 [ 46.473721][ T4128] do_el0_svc+0x58/0x14c [ 46.474820][ T4128] el0_svc+0x7c/0x1f0 [ 46.475750][ T4128] el0t_64_sync_handler+0x84/0xe4 [ 46.476999][ T4128] el0t_64_sync+0x1a0/0x1a4 [ 46.478182][ T4128] irq event stamp: 72402 [ 46.479260][ T4128] hardirqs last enabled at (72401): [] __up_console_sem+0xb4/0x100 [ 46.481628][ T4128] hardirqs last disabled at (72402): [] el1_dbg+0x24/0x80 [ 46.483771][ T4128] softirqs last enabled at (72382): [] handle_softirqs+0xb88/0xdbc [ 46.486363][ T4128] softirqs last disabled at (72289): [] __irq_exit_rcu+0x268/0x4d8 [ 46.488643][ T4128] ---[ end trace c8ead0aec9c6957a ]--- [ 46.490342][ T4128] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 46.493028][ T4128] BTRFS info (device loop0): forced readonly executing program [ 46.773891][ T4148] loop0: detected capacity change from 0 to 32768 [ 46.871871][ T4148] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4148) [ 46.935035][ T4148] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 46.937301][ T4148] BTRFS info (device loop0): using free space tree [ 46.938959][ T4148] BTRFS info (device loop0): has skinny extents [ 46.952854][ T4148] BTRFS info (device loop0): enabling ssd optimizations [ 46.959392][ T4148] FAULT_INJECTION: forcing a failure. [ 46.959392][ T4148] name failslab, interval 1, probability 0, space 0, times 0 [ 46.963110][ T4148] CPU: 0 PID: 4148 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 46.965744][ T4148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 46.968280][ T4148] Call trace: [ 46.969076][ T4148] dump_backtrace+0x0/0x530 [ 46.970136][ T4148] show_stack+0x2c/0x3c [ 46.971266][ T4148] dump_stack_lvl+0x108/0x170 [ 46.972460][ T4148] dump_stack+0x1c/0x58 [ 46.973589][ T4148] should_fail+0x3b8/0x514 [ 46.974615][ T4148] __should_failslab+0xbc/0x110 [ 46.975926][ T4148] should_failslab+0x10/0x28 [ 46.977180][ T4148] slab_pre_alloc_hook+0x64/0xe8 [ 46.978438][ T4148] kmem_cache_alloc_trace+0x9c/0x47c [ 46.979674][ T4148] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 46.981301][ T4148] __btrfs_unlink_inode+0x350/0xb3c [ 46.982695][ T4148] btrfs_unlink+0x10c/0x254 [ 46.983743][ T4148] vfs_unlink+0x2f0/0x508 [ 46.984883][ T4148] do_unlinkat+0x4cc/0x830 [ 46.986059][ T4148] __arm64_sys_unlinkat+0xcc/0xfc [ 46.987435][ T4148] invoke_syscall+0x98/0x2b8 [ 46.988650][ T4148] el0_svc_common+0x138/0x258 [ 46.989898][ T4148] do_el0_svc+0x58/0x14c [ 46.991007][ T4148] el0_svc+0x7c/0x1f0 [ 46.992082][ T4148] el0t_64_sync_handler+0x84/0xe4 [ 46.993382][ T4148] el0t_64_sync+0x1a0/0x1a4 [ 46.995739][ T4148] ------------[ cut here ]------------ [ 46.997538][ T4148] WARNING: CPU: 0 PID: 4148 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 46.999900][ T4148] Modules linked in: [ 47.000904][ T4148] CPU: 0 PID: 4148 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 47.003344][ T4148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 47.005745][ T4148] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.007873][ T4148] pc : __btrfs_unlink_inode+0x950/0xb3c [ 47.009225][ T4148] lr : __btrfs_unlink_inode+0x950/0xb3c [ 47.010731][ T4148] sp : ffff8000205679c0 [ 47.011860][ T4148] x29: ffff800020567a60 x28: ffff800020567a20 x27: 1ffff000040acf40 [ 47.013771][ T4148] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d1278630 [ 47.015717][ T4148] x23: ffff0000dbed5580 x22: 1ffff000040acf44 x21: dfff800000000000 [ 47.017930][ T4148] x20: 1fffe0001b7daabb x19: ffff0000dbed55d8 x18: 0000000000000001 [ 47.019958][ T4148] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 47.021910][ T4148] x14: ffff0000d0b8b680 x13: 0000000000000001 x12: 0000000000000001 [ 47.024085][ T4148] x11: 0000000000000000 x10: 0000000000000000 x9 : 823dcb2349828700 [ 47.026131][ T4148] x8 : 823dcb2349828700 x7 : 0000000000000001 x6 : 0000000000000001 [ 47.028130][ T4148] x5 : ffff800020567138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 47.030199][ T4148] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 47.032262][ T4148] Call trace: [ 47.033130][ T4148] __btrfs_unlink_inode+0x950/0xb3c [ 47.034439][ T4148] btrfs_unlink+0x10c/0x254 [ 47.035589][ T4148] vfs_unlink+0x2f0/0x508 [ 47.036637][ T4148] do_unlinkat+0x4cc/0x830 [ 47.037732][ T4148] __arm64_sys_unlinkat+0xcc/0xfc [ 47.039055][ T4148] invoke_syscall+0x98/0x2b8 [ 47.040181][ T4148] el0_svc_common+0x138/0x258 [ 47.041335][ T4148] do_el0_svc+0x58/0x14c [ 47.042440][ T4148] el0_svc+0x7c/0x1f0 [ 47.043475][ T4148] el0t_64_sync_handler+0x84/0xe4 [ 47.044763][ T4148] el0t_64_sync+0x1a0/0x1a4 [ 47.045986][ T4148] irq event stamp: 71748 [ 47.047034][ T4148] hardirqs last enabled at (71747): [] __up_console_sem+0xb4/0x100 [ 47.049440][ T4148] hardirqs last disabled at (71748): [] el1_dbg+0x24/0x80 [ 47.051618][ T4148] softirqs last enabled at (71728): [] handle_softirqs+0xb88/0xdbc [ 47.054244][ T4148] softirqs last disabled at (71653): [] __irq_exit_rcu+0x268/0x4d8 [ 47.056637][ T4148] ---[ end trace c8ead0aec9c6957b ]--- [ 47.058267][ T4148] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 47.060672][ T4148] BTRFS info (device loop0): forced readonly executing program [ 47.362746][ T4168] loop0: detected capacity change from 0 to 32768 [ 47.441844][ T4168] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4168) [ 47.493997][ T4168] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 47.496230][ T4168] BTRFS info (device loop0): using free space tree [ 47.497818][ T4168] BTRFS info (device loop0): has skinny extents [ 47.512710][ T4168] BTRFS info (device loop0): enabling ssd optimizations [ 47.519061][ T4168] FAULT_INJECTION: forcing a failure. [ 47.519061][ T4168] name failslab, interval 1, probability 0, space 0, times 0 [ 47.522758][ T4168] CPU: 1 PID: 4168 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 47.525282][ T4168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 47.527718][ T4168] Call trace: [ 47.528498][ T4168] dump_backtrace+0x0/0x530 [ 47.529556][ T4168] show_stack+0x2c/0x3c [ 47.530611][ T4168] dump_stack_lvl+0x108/0x170 [ 47.531774][ T4168] dump_stack+0x1c/0x58 [ 47.532866][ T4168] should_fail+0x3b8/0x514 [ 47.534036][ T4168] __should_failslab+0xbc/0x110 [ 47.535268][ T4168] should_failslab+0x10/0x28 [ 47.536435][ T4168] slab_pre_alloc_hook+0x64/0xe8 [ 47.537723][ T4168] kmem_cache_alloc+0x98/0x45c [ 47.538979][ T4168] btrfs_alloc_path+0x48/0x54 [ 47.540128][ T4168] __btrfs_unlink_inode+0x268/0xb3c [ 47.541423][ T4168] btrfs_unlink+0x10c/0x254 [ 47.542546][ T4168] vfs_unlink+0x2f0/0x508 [ 47.543863][ T4168] do_unlinkat+0x4cc/0x830 [ 47.544927][ T4168] __arm64_sys_unlinkat+0xcc/0xfc [ 47.546150][ T4168] invoke_syscall+0x98/0x2b8 [ 47.547320][ T4168] el0_svc_common+0x138/0x258 [ 47.548494][ T4168] do_el0_svc+0x58/0x14c [ 47.549671][ T4168] el0_svc+0x7c/0x1f0 [ 47.550712][ T4168] el0t_64_sync_handler+0x84/0xe4 [ 47.551983][ T4168] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.867158][ T4188] loop0: detected capacity change from 0 to 32768 [ 47.991976][ T4188] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4188) [ 48.034328][ T4188] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 48.036624][ T4188] BTRFS info (device loop0): using free space tree [ 48.038319][ T4188] BTRFS info (device loop0): has skinny extents [ 48.060176][ T4188] BTRFS info (device loop0): enabling ssd optimizations [ 48.067127][ T4188] FAULT_INJECTION: forcing a failure. [ 48.067127][ T4188] name failslab, interval 1, probability 0, space 0, times 0 [ 48.070555][ T4188] CPU: 1 PID: 4188 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 48.073153][ T4188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 48.075813][ T4188] Call trace: [ 48.076596][ T4188] dump_backtrace+0x0/0x530 [ 48.077726][ T4188] show_stack+0x2c/0x3c [ 48.078821][ T4188] dump_stack_lvl+0x108/0x170 [ 48.080028][ T4188] dump_stack+0x1c/0x58 [ 48.081062][ T4188] should_fail+0x3b8/0x514 [ 48.082266][ T4188] __should_failslab+0xbc/0x110 [ 48.083511][ T4188] should_failslab+0x10/0x28 [ 48.084671][ T4188] slab_pre_alloc_hook+0x64/0xe8 [ 48.085965][ T4188] kmem_cache_alloc+0x98/0x45c [ 48.087200][ T4188] btrfs_alloc_path+0x48/0x54 [ 48.088376][ T4188] __btrfs_unlink_inode+0x268/0xb3c [ 48.089704][ T4188] btrfs_unlink+0x10c/0x254 [ 48.090859][ T4188] vfs_unlink+0x2f0/0x508 [ 48.092067][ T4188] do_unlinkat+0x4cc/0x830 [ 48.093195][ T4188] __arm64_sys_unlinkat+0xcc/0xfc [ 48.094451][ T4188] invoke_syscall+0x98/0x2b8 [ 48.095708][ T4188] el0_svc_common+0x138/0x258 [ 48.096884][ T4188] do_el0_svc+0x58/0x14c [ 48.097969][ T4188] el0_svc+0x7c/0x1f0 [ 48.099057][ T4188] el0t_64_sync_handler+0x84/0xe4 [ 48.100314][ T4188] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.406159][ T4209] loop0: detected capacity change from 0 to 32768 [ 48.481816][ T4209] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4209) [ 48.524589][ T4209] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 48.526800][ T4209] BTRFS info (device loop0): using free space tree [ 48.528492][ T4209] BTRFS info (device loop0): has skinny extents [ 48.543564][ T4209] BTRFS info (device loop0): enabling ssd optimizations [ 48.551339][ T4209] FAULT_INJECTION: forcing a failure. [ 48.551339][ T4209] name failslab, interval 1, probability 0, space 0, times 0 [ 48.554404][ T4209] CPU: 1 PID: 4209 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 48.557022][ T4209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 48.559512][ T4209] Call trace: [ 48.560336][ T4209] dump_backtrace+0x0/0x530 [ 48.561525][ T4209] show_stack+0x2c/0x3c [ 48.562541][ T4209] dump_stack_lvl+0x108/0x170 [ 48.563733][ T4209] dump_stack+0x1c/0x58 [ 48.564777][ T4209] should_fail+0x3b8/0x514 [ 48.565886][ T4209] __should_failslab+0xbc/0x110 [ 48.567136][ T4209] should_failslab+0x10/0x28 [ 48.568361][ T4209] slab_pre_alloc_hook+0x64/0xe8 [ 48.569735][ T4209] kmem_cache_alloc_trace+0x9c/0x47c [ 48.571018][ T4209] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 48.572536][ T4209] __btrfs_unlink_inode+0x350/0xb3c [ 48.573843][ T4209] btrfs_unlink+0x10c/0x254 [ 48.575022][ T4209] vfs_unlink+0x2f0/0x508 [ 48.576107][ T4209] do_unlinkat+0x4cc/0x830 [ 48.577302][ T4209] __arm64_sys_unlinkat+0xcc/0xfc [ 48.578625][ T4209] invoke_syscall+0x98/0x2b8 [ 48.579822][ T4209] el0_svc_common+0x138/0x258 [ 48.580993][ T4209] do_el0_svc+0x58/0x14c [ 48.582050][ T4209] el0_svc+0x7c/0x1f0 [ 48.583015][ T4209] el0t_64_sync_handler+0x84/0xe4 [ 48.584369][ T4209] el0t_64_sync+0x1a0/0x1a4 [ 48.588063][ T4209] ------------[ cut here ]------------ [ 48.589734][ T4209] WARNING: CPU: 1 PID: 4209 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 48.592293][ T4209] Modules linked in: [ 48.593001][ T4209] CPU: 1 PID: 4209 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 48.595242][ T4209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 48.597767][ T4209] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 48.599860][ T4209] pc : __btrfs_unlink_inode+0x950/0xb3c [ 48.601335][ T4209] lr : __btrfs_unlink_inode+0x950/0xb3c [ 48.602714][ T4209] sp : ffff8000209779c0 [ 48.603799][ T4209] x29: ffff800020977a60 x28: ffff800020977a20 x27: 1ffff0000412ef40 [ 48.605791][ T4209] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d11b7a50 [ 48.607904][ T4209] x23: ffff0000e1c7bf20 x22: 1ffff0000412ef44 x21: dfff800000000000 [ 48.609939][ T4209] x20: 1fffe0001c38f7ef x19: ffff0000e1c7bf78 x18: 0000000000000001 [ 48.612053][ T4209] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 48.614160][ T4209] x14: ffff0000d5101b40 x13: 0000000000000001 x12: 0000000000000001 [ 48.616229][ T4209] x11: 0000000000000000 x10: 0000000000000000 x9 : 45fa8160cafd0600 [ 48.618251][ T4209] x8 : 45fa8160cafd0600 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.620396][ T4209] x5 : ffff800020977138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 48.622520][ T4209] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 48.624563][ T4209] Call trace: [ 48.625458][ T4209] __btrfs_unlink_inode+0x950/0xb3c [ 48.626809][ T4209] btrfs_unlink+0x10c/0x254 [ 48.627989][ T4209] vfs_unlink+0x2f0/0x508 [ 48.629125][ T4209] do_unlinkat+0x4cc/0x830 [ 48.630245][ T4209] __arm64_sys_unlinkat+0xcc/0xfc [ 48.631601][ T4209] invoke_syscall+0x98/0x2b8 [ 48.632753][ T4209] el0_svc_common+0x138/0x258 [ 48.633998][ T4209] do_el0_svc+0x58/0x14c [ 48.635102][ T4209] el0_svc+0x7c/0x1f0 [ 48.636095][ T4209] el0t_64_sync_handler+0x84/0xe4 [ 48.637405][ T4209] el0t_64_sync+0x1a0/0x1a4 [ 48.638447][ T4209] irq event stamp: 71386 [ 48.639474][ T4209] hardirqs last enabled at (71385): [] __up_console_sem+0xb4/0x100 [ 48.641972][ T4209] hardirqs last disabled at (71386): [] el1_dbg+0x24/0x80 [ 48.644222][ T4209] softirqs last enabled at (71366): [] handle_softirqs+0xb88/0xdbc [ 48.646782][ T4209] softirqs last disabled at (71347): [] __irq_exit_rcu+0x268/0x4d8 [ 48.649372][ T4209] ---[ end trace c8ead0aec9c6957c ]--- [ 48.650976][ T4209] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 48.653364][ T4209] BTRFS info (device loop0): forced readonly executing program [ 48.968963][ T4229] loop0: detected capacity change from 0 to 32768 [ 49.041859][ T4229] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4229) [ 49.083018][ T4229] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 49.085331][ T4229] BTRFS info (device loop0): using free space tree [ 49.087064][ T4229] BTRFS info (device loop0): has skinny extents [ 49.101771][ T4229] BTRFS info (device loop0): enabling ssd optimizations [ 49.108156][ T4229] FAULT_INJECTION: forcing a failure. [ 49.108156][ T4229] name failslab, interval 1, probability 0, space 0, times 0 [ 49.111932][ T4229] CPU: 0 PID: 4229 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 49.114394][ T4229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 49.117077][ T4229] Call trace: [ 49.117914][ T4229] dump_backtrace+0x0/0x530 [ 49.118921][ T4229] show_stack+0x2c/0x3c [ 49.119970][ T4229] dump_stack_lvl+0x108/0x170 [ 49.121205][ T4229] dump_stack+0x1c/0x58 [ 49.122298][ T4229] should_fail+0x3b8/0x514 [ 49.123485][ T4229] __should_failslab+0xbc/0x110 [ 49.124803][ T4229] should_failslab+0x10/0x28 [ 49.126022][ T4229] slab_pre_alloc_hook+0x64/0xe8 [ 49.127307][ T4229] kmem_cache_alloc_trace+0x9c/0x47c [ 49.128797][ T4229] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 49.130442][ T4229] __btrfs_unlink_inode+0x350/0xb3c [ 49.131811][ T4229] btrfs_unlink+0x10c/0x254 [ 49.133021][ T4229] vfs_unlink+0x2f0/0x508 [ 49.134213][ T4229] do_unlinkat+0x4cc/0x830 [ 49.135376][ T4229] __arm64_sys_unlinkat+0xcc/0xfc [ 49.136700][ T4229] invoke_syscall+0x98/0x2b8 [ 49.137913][ T4229] el0_svc_common+0x138/0x258 [ 49.139167][ T4229] do_el0_svc+0x58/0x14c [ 49.140303][ T4229] el0_svc+0x7c/0x1f0 [ 49.141353][ T4229] el0t_64_sync_handler+0x84/0xe4 [ 49.142722][ T4229] el0t_64_sync+0x1a0/0x1a4 [ 49.143996][ T4229] ------------[ cut here ]------------ [ 49.145625][ T4229] WARNING: CPU: 0 PID: 4229 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 49.148220][ T4229] Modules linked in: [ 49.149160][ T4229] CPU: 0 PID: 4229 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 49.151738][ T4229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 49.154316][ T4229] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.156279][ T4229] pc : __btrfs_unlink_inode+0x950/0xb3c [ 49.157707][ T4229] lr : __btrfs_unlink_inode+0x950/0xb3c [ 49.159159][ T4229] sp : ffff8000209779c0 [ 49.160320][ T4229] x29: ffff800020977a60 x28: ffff800020977a20 x27: 1ffff0000412ef40 [ 49.162353][ T4229] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c1bc39a0 [ 49.164433][ T4229] x23: ffff0000dbed56e0 x22: 1ffff0000412ef44 x21: dfff800000000000 [ 49.166525][ T4229] x20: 1fffe0001b7daae7 x19: ffff0000dbed5738 x18: 0000000000000001 [ 49.168694][ T4229] x17: 0000000000000000 x16: ffff800008336530 x15: 00000000ffffffff [ 49.170754][ T4229] x14: ffff0000d5103680 x13: 0000000000000001 x12: 0000000000000001 [ 49.172920][ T4229] x11: 0000000000000000 x10: 0000000000000000 x9 : 08a0e9908ae32d00 [ 49.175041][ T4229] x8 : 08a0e9908ae32d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.177218][ T4229] x5 : ffff800020977138 x4 : ffff800014b9fae0 x3 : ffff80000833667c [ 49.179254][ T4229] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.181400][ T4229] Call trace: [ 49.182252][ T4229] __btrfs_unlink_inode+0x950/0xb3c [ 49.183594][ T4229] btrfs_unlink+0x10c/0x254 [ 49.184805][ T4229] vfs_unlink+0x2f0/0x508 [ 49.186032][ T4229] do_unlinkat+0x4cc/0x830 [ 49.187234][ T4229] __arm64_sys_unlinkat+0xcc/0xfc [ 49.188590][ T4229] invoke_syscall+0x98/0x2b8 [ 49.189898][ T4229] el0_svc_common+0x138/0x258 [ 49.191127][ T4229] do_el0_svc+0x58/0x14c [ 49.192267][ T4229] el0_svc+0x7c/0x1f0 [ 49.193303][ T4229] el0t_64_sync_handler+0x84/0xe4 [ 49.194651][ T4229] el0t_64_sync+0x1a0/0x1a4 [ 49.195754][ T4229] irq event stamp: 71380 [ 49.196901][ T4229] hardirqs last enabled at (71379): [] __up_console_sem+0xb4/0x100 [ 49.199473][ T4229] hardirqs last disabled at (71380): [] el1_dbg+0x24/0x80 [ 49.201712][ T4229] softirqs last enabled at (71364): [] handle_softirqs+0xb88/0xdbc [ 49.204238][ T4229] softirqs last disabled at (71355): [] __irq_exit_rcu+0x268/0x4d8 [ 49.206751][ T4229] ---[ end trace c8ead0aec9c6957d ]--- [ 49.208470][ T4229] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 49.210898][ T4229] BTRFS info (device loop0): forced readonly executing program [ 49.494290][ T4249] loop0: detected capacity change from 0 to 32768 [ 49.601769][ T4249] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4249) [ 49.652733][ T4249] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 49.655178][ T4249] BTRFS info (device loop0): using free space tree [ 49.656938][ T4249] BTRFS info (device loop0): has skinny extents [ 49.675932][ T4249] BTRFS info (device loop0): enabling ssd optimizations [ 49.682932][ T4249] FAULT_INJECTION: forcing a failure. [ 49.682932][ T4249] name failslab, interval 1, probability 0, space 0, times 0 [ 49.686232][ T4249] CPU: 0 PID: 4249 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 49.688748][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 49.691411][ T4249] Call trace: [ 49.692309][ T4249] dump_backtrace+0x0/0x530 [ 49.693515][ T4249] show_stack+0x2c/0x3c [ 49.694661][ T4249] dump_stack_lvl+0x108/0x170 [ 49.695828][ T4249] dump_stack+0x1c/0x58 [ 49.696932][ T4249] should_fail+0x3b8/0x514 [ 49.698069][ T4249] __should_failslab+0xbc/0x110 [ 49.699391][ T4249] should_failslab+0x10/0x28 [ 49.700664][ T4249] slab_pre_alloc_hook+0x64/0xe8 [ 49.701987][ T4249] kmem_cache_alloc_trace+0x9c/0x47c [ 49.703390][ T4249] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 49.705038][ T4249] __btrfs_unlink_inode+0x350/0xb3c [ 49.706304][ T4249] btrfs_unlink+0x10c/0x254 [ 49.707528][ T4249] vfs_unlink+0x2f0/0x508 [ 49.708657][ T4249] do_unlinkat+0x4cc/0x830 [ 49.709878][ T4249] __arm64_sys_unlinkat+0xcc/0xfc [ 49.711302][ T4249] invoke_syscall+0x98/0x2b8 [ 49.712542][ T4249] el0_svc_common+0x138/0x258 [ 49.713794][ T4249] do_el0_svc+0x58/0x14c [ 49.714977][ T4249] el0_svc+0x7c/0x1f0 [ 49.715982][ T4249] el0t_64_sync_handler+0x84/0xe4 [ 49.717392][ T4249] el0t_64_sync+0x1a0/0x1a4 [ 49.720226][ T4249] ------------[ cut here ]------------ [ 49.722215][ T4249] WARNING: CPU: 0 PID: 4249 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 49.724706][ T4249] Modules linked in: [ 49.725715][ T4249] CPU: 0 PID: 4249 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 49.728172][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 49.730575][ T4249] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.732638][ T4249] pc : __btrfs_unlink_inode+0x950/0xb3c [ 49.734171][ T4249] lr : __btrfs_unlink_inode+0x950/0xb3c [ 49.735581][ T4249] sp : ffff8000209879c0 [ 49.736685][ T4249] x29: ffff800020987a60 x28: ffff800020987a20 x27: 1ffff00004130f40 [ 49.738834][ T4249] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c8db7e70 [ 49.740987][ T4249] x23: ffff0000dbed5840 x22: 1ffff00004130f44 x21: dfff800000000000 [ 49.743135][ T4249] x20: 1fffe0001b7dab13 x19: ffff0000dbed5898 x18: 0000000000000001 [ 49.745254][ T4249] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 49.747076][ T4249] x14: ffff0000cd310000 x13: 0000000000000001 x12: 0000000000000001 [ 49.749107][ T4249] x11: 0000000000000000 x10: 0000000000000000 x9 : 45a80da4fdd3fd00 [ 49.751322][ T4249] x8 : 45a80da4fdd3fd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 49.753521][ T4249] x5 : ffff800020987138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 49.755640][ T4249] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 49.757841][ T4249] Call trace: [ 49.758663][ T4249] __btrfs_unlink_inode+0x950/0xb3c [ 49.760075][ T4249] btrfs_unlink+0x10c/0x254 [ 49.761297][ T4249] vfs_unlink+0x2f0/0x508 [ 49.762460][ T4249] do_unlinkat+0x4cc/0x830 [ 49.763595][ T4249] __arm64_sys_unlinkat+0xcc/0xfc [ 49.764978][ T4249] invoke_syscall+0x98/0x2b8 [ 49.766206][ T4249] el0_svc_common+0x138/0x258 [ 49.767460][ T4249] do_el0_svc+0x58/0x14c [ 49.768578][ T4249] el0_svc+0x7c/0x1f0 [ 49.769649][ T4249] el0t_64_sync_handler+0x84/0xe4 [ 49.771036][ T4249] el0t_64_sync+0x1a0/0x1a4 [ 49.772182][ T4249] irq event stamp: 71510 [ 49.773400][ T4249] hardirqs last enabled at (71509): [] __up_console_sem+0xb4/0x100 [ 49.776019][ T4249] hardirqs last disabled at (71510): [] el1_dbg+0x24/0x80 [ 49.778334][ T4249] softirqs last enabled at (71500): [] handle_softirqs+0xb88/0xdbc [ 49.780968][ T4249] softirqs last disabled at (71469): [] __irq_exit_rcu+0x268/0x4d8 [ 49.783586][ T4249] ---[ end trace c8ead0aec9c6957e ]--- [ 49.785346][ T4249] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 49.787695][ T4249] BTRFS info (device loop0): forced readonly executing program [ 50.137244][ T4269] loop0: detected capacity change from 0 to 32768 [ 50.231870][ T4269] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4269) [ 50.284165][ T4269] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 50.286591][ T4269] BTRFS info (device loop0): using free space tree [ 50.288233][ T4269] BTRFS info (device loop0): has skinny extents [ 50.303056][ T4269] BTRFS info (device loop0): enabling ssd optimizations [ 50.309562][ T4269] FAULT_INJECTION: forcing a failure. [ 50.309562][ T4269] name failslab, interval 1, probability 0, space 0, times 0 [ 50.313367][ T4269] CPU: 1 PID: 4269 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 50.316023][ T4269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 50.318583][ T4269] Call trace: [ 50.319405][ T4269] dump_backtrace+0x0/0x530 [ 50.320576][ T4269] show_stack+0x2c/0x3c [ 50.321703][ T4269] dump_stack_lvl+0x108/0x170 [ 50.322925][ T4269] dump_stack+0x1c/0x58 [ 50.323955][ T4269] should_fail+0x3b8/0x514 [ 50.325132][ T4269] __should_failslab+0xbc/0x110 [ 50.326379][ T4269] should_failslab+0x10/0x28 [ 50.327566][ T4269] slab_pre_alloc_hook+0x64/0xe8 [ 50.328825][ T4269] kmem_cache_alloc_trace+0x9c/0x47c [ 50.330232][ T4269] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 50.331952][ T4269] __btrfs_unlink_inode+0x350/0xb3c [ 50.333407][ T4269] btrfs_unlink+0x10c/0x254 [ 50.334628][ T4269] vfs_unlink+0x2f0/0x508 [ 50.335818][ T4269] do_unlinkat+0x4cc/0x830 [ 50.337128][ T4269] __arm64_sys_unlinkat+0xcc/0xfc [ 50.338601][ T4269] invoke_syscall+0x98/0x2b8 [ 50.339793][ T4269] el0_svc_common+0x138/0x258 [ 50.341004][ T4269] do_el0_svc+0x58/0x14c [ 50.342203][ T4269] el0_svc+0x7c/0x1f0 [ 50.343276][ T4269] el0t_64_sync_handler+0x84/0xe4 [ 50.344564][ T4269] el0t_64_sync+0x1a0/0x1a4 [ 50.347802][ T4269] ------------[ cut here ]------------ [ 50.349561][ T4269] WARNING: CPU: 1 PID: 4269 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 50.352069][ T4269] Modules linked in: [ 50.353050][ T4269] CPU: 1 PID: 4269 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 50.355635][ T4269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 50.358262][ T4269] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.360233][ T4269] pc : __btrfs_unlink_inode+0x950/0xb3c [ 50.361696][ T4269] lr : __btrfs_unlink_inode+0x950/0xb3c [ 50.363204][ T4269] sp : ffff8000209879c0 [ 50.364277][ T4269] x29: ffff800020987a60 x28: ffff800020987a20 x27: 1ffff00004130f40 [ 50.366338][ T4269] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000cbc00840 [ 50.368403][ T4269] x23: ffff0000e1de70b0 x22: 1ffff00004130f44 x21: dfff800000000000 [ 50.370549][ T4269] x20: 1fffe0001c3bce21 x19: ffff0000e1de7108 x18: 0000000000000001 [ 50.372672][ T4269] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 50.374805][ T4269] x14: ffff0000d7799b40 x13: 0000000000000001 x12: 0000000000000001 [ 50.376773][ T4269] x11: 0000000000000000 x10: 0000000000000000 x9 : f038ce8adae73a00 [ 50.378916][ T4269] x8 : f038ce8adae73a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 50.381109][ T4269] x5 : ffff800020987138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 50.383275][ T4269] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 50.385509][ T4269] Call trace: [ 50.386352][ T4269] __btrfs_unlink_inode+0x950/0xb3c [ 50.387757][ T4269] btrfs_unlink+0x10c/0x254 [ 50.389097][ T4269] vfs_unlink+0x2f0/0x508 [ 50.390280][ T4269] do_unlinkat+0x4cc/0x830 [ 50.391485][ T4269] __arm64_sys_unlinkat+0xcc/0xfc [ 50.392916][ T4269] invoke_syscall+0x98/0x2b8 [ 50.394108][ T4269] el0_svc_common+0x138/0x258 [ 50.395335][ T4269] do_el0_svc+0x58/0x14c [ 50.396423][ T4269] el0_svc+0x7c/0x1f0 [ 50.397585][ T4269] el0t_64_sync_handler+0x84/0xe4 [ 50.398921][ T4269] el0t_64_sync+0x1a0/0x1a4 [ 50.400146][ T4269] irq event stamp: 71776 [ 50.401301][ T4269] hardirqs last enabled at (71775): [] __up_console_sem+0xb4/0x100 [ 50.403817][ T4269] hardirqs last disabled at (71776): [] el1_dbg+0x24/0x80 [ 50.405933][ T4269] softirqs last enabled at (71756): [] handle_softirqs+0xb88/0xdbc [ 50.408466][ T4269] softirqs last disabled at (71701): [] __irq_exit_rcu+0x268/0x4d8 [ 50.410901][ T4269] ---[ end trace c8ead0aec9c6957f ]--- [ 50.412516][ T4269] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 50.415039][ T4269] BTRFS info (device loop0): forced readonly executing program [ 50.733584][ T4289] loop0: detected capacity change from 0 to 32768 [ 50.811822][ T4289] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4289) [ 50.854002][ T4289] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 50.856320][ T4289] BTRFS info (device loop0): using free space tree [ 50.858072][ T4289] BTRFS info (device loop0): has skinny extents [ 50.872141][ T4289] BTRFS info (device loop0): enabling ssd optimizations [ 50.878924][ T4289] FAULT_INJECTION: forcing a failure. [ 50.878924][ T4289] name failslab, interval 1, probability 0, space 0, times 0 [ 50.882701][ T4289] CPU: 1 PID: 4289 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 50.885337][ T4289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 50.887778][ T4289] Call trace: [ 50.888601][ T4289] dump_backtrace+0x0/0x530 [ 50.889738][ T4289] show_stack+0x2c/0x3c [ 50.890816][ T4289] dump_stack_lvl+0x108/0x170 [ 50.892009][ T4289] dump_stack+0x1c/0x58 [ 50.893082][ T4289] should_fail+0x3b8/0x514 [ 50.894233][ T4289] __should_failslab+0xbc/0x110 [ 50.895476][ T4289] should_failslab+0x10/0x28 [ 50.896642][ T4289] slab_pre_alloc_hook+0x64/0xe8 [ 50.897961][ T4289] kmem_cache_alloc_trace+0x9c/0x47c [ 50.899383][ T4289] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 50.901006][ T4289] __btrfs_unlink_inode+0x350/0xb3c [ 50.902360][ T4289] btrfs_unlink+0x10c/0x254 [ 50.903439][ T4289] vfs_unlink+0x2f0/0x508 [ 50.904579][ T4289] do_unlinkat+0x4cc/0x830 [ 50.905755][ T4289] __arm64_sys_unlinkat+0xcc/0xfc [ 50.907015][ T4289] invoke_syscall+0x98/0x2b8 [ 50.908155][ T4289] el0_svc_common+0x138/0x258 [ 50.909520][ T4289] do_el0_svc+0x58/0x14c [ 50.910650][ T4289] el0_svc+0x7c/0x1f0 [ 50.911577][ T4289] el0t_64_sync_handler+0x84/0xe4 [ 50.912797][ T4289] el0t_64_sync+0x1a0/0x1a4 [ 50.914140][ T4289] ------------[ cut here ]------------ [ 50.915849][ T4289] WARNING: CPU: 1 PID: 4289 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 50.918232][ T4289] Modules linked in: [ 50.919288][ T4289] CPU: 1 PID: 4289 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 50.921895][ T4289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 50.924526][ T4289] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 50.926540][ T4289] pc : __btrfs_unlink_inode+0x950/0xb3c [ 50.928017][ T4289] lr : __btrfs_unlink_inode+0x950/0xb3c [ 50.929460][ T4289] sp : ffff8000209879c0 [ 50.930514][ T4289] x29: ffff800020987a60 x28: ffff800020987a20 x27: 1ffff00004130f40 [ 50.932520][ T4289] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d6124840 [ 50.934550][ T4289] x23: ffff0000e1de7210 x22: 1ffff00004130f44 x21: dfff800000000000 [ 50.936575][ T4289] x20: 1fffe0001c3bce4d x19: ffff0000e1de7268 x18: 0000000000000001 [ 50.938617][ T4289] x17: 0000000000000000 x16: ffff800008336530 x15: 00000000ffffffff [ 50.940637][ T4289] x14: ffff0000ce4951c0 x13: 0000000000000001 x12: 0000000000000001 [ 50.942766][ T4289] x11: 0000000000000000 x10: 0000000000000000 x9 : 635a7bac77ebde00 [ 50.944764][ T4289] x8 : 635a7bac77ebde00 x7 : 0000000000000001 x6 : 0000000000000001 [ 50.946825][ T4289] x5 : ffff800020987138 x4 : ffff800014b9fae0 x3 : ffff80000833667c [ 50.948885][ T4289] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 50.950964][ T4289] Call trace: [ 50.951862][ T4289] __btrfs_unlink_inode+0x950/0xb3c [ 50.953228][ T4289] btrfs_unlink+0x10c/0x254 [ 50.954420][ T4289] vfs_unlink+0x2f0/0x508 [ 50.955555][ T4289] do_unlinkat+0x4cc/0x830 [ 50.956782][ T4289] __arm64_sys_unlinkat+0xcc/0xfc [ 50.958204][ T4289] invoke_syscall+0x98/0x2b8 [ 50.959436][ T4289] el0_svc_common+0x138/0x258 [ 50.960570][ T4289] do_el0_svc+0x58/0x14c [ 50.961601][ T4289] el0_svc+0x7c/0x1f0 [ 50.962607][ T4289] el0t_64_sync_handler+0x84/0xe4 [ 50.963939][ T4289] el0t_64_sync+0x1a0/0x1a4 [ 50.965250][ T4289] irq event stamp: 71684 [ 50.966310][ T4289] hardirqs last enabled at (71683): [] __up_console_sem+0xb4/0x100 [ 50.968779][ T4289] hardirqs last disabled at (71684): [] el1_dbg+0x24/0x80 [ 50.970971][ T4289] softirqs last enabled at (71668): [] handle_softirqs+0xb88/0xdbc [ 50.973573][ T4289] softirqs last disabled at (71653): [] __irq_exit_rcu+0x268/0x4d8 [ 50.975927][ T4289] ---[ end trace c8ead0aec9c69580 ]--- [ 50.977460][ T4289] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 50.979827][ T4289] BTRFS info (device loop0): forced readonly executing program [ 51.293341][ T4309] loop0: detected capacity change from 0 to 32768 [ 51.371896][ T4309] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4309) [ 51.414792][ T4309] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 51.417324][ T4309] BTRFS info (device loop0): using free space tree [ 51.418986][ T4309] BTRFS info (device loop0): has skinny extents [ 51.433268][ T4309] BTRFS info (device loop0): enabling ssd optimizations [ 51.439610][ T4309] FAULT_INJECTION: forcing a failure. [ 51.439610][ T4309] name failslab, interval 1, probability 0, space 0, times 0 [ 51.443296][ T4309] CPU: 1 PID: 4309 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 51.445848][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 51.448344][ T4309] Call trace: [ 51.449190][ T4309] dump_backtrace+0x0/0x530 [ 51.450310][ T4309] show_stack+0x2c/0x3c [ 51.451360][ T4309] dump_stack_lvl+0x108/0x170 [ 51.452545][ T4309] dump_stack+0x1c/0x58 [ 51.453558][ T4309] should_fail+0x3b8/0x514 [ 51.454688][ T4309] __should_failslab+0xbc/0x110 [ 51.455803][ T4309] should_failslab+0x10/0x28 [ 51.456976][ T4309] slab_pre_alloc_hook+0x64/0xe8 [ 51.458160][ T4309] kmem_cache_alloc_trace+0x9c/0x47c [ 51.459566][ T4309] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 51.461108][ T4309] __btrfs_unlink_inode+0x350/0xb3c [ 51.462485][ T4309] btrfs_unlink+0x10c/0x254 [ 51.463656][ T4309] vfs_unlink+0x2f0/0x508 [ 51.464782][ T4309] do_unlinkat+0x4cc/0x830 [ 51.465939][ T4309] __arm64_sys_unlinkat+0xcc/0xfc [ 51.467315][ T4309] invoke_syscall+0x98/0x2b8 [ 51.468550][ T4309] el0_svc_common+0x138/0x258 [ 51.469774][ T4309] do_el0_svc+0x58/0x14c [ 51.470881][ T4309] el0_svc+0x7c/0x1f0 [ 51.471872][ T4309] el0t_64_sync_handler+0x84/0xe4 [ 51.473163][ T4309] el0t_64_sync+0x1a0/0x1a4 [ 51.474633][ T4309] ------------[ cut here ]------------ [ 51.476229][ T4309] WARNING: CPU: 1 PID: 4309 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 51.478708][ T4309] Modules linked in: [ 51.479692][ T4309] CPU: 1 PID: 4309 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 51.482340][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 51.485121][ T4309] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 51.487089][ T4309] pc : __btrfs_unlink_inode+0x950/0xb3c [ 51.488544][ T4309] lr : __btrfs_unlink_inode+0x950/0xb3c [ 51.490067][ T4309] sp : ffff8000209879c0 [ 51.491121][ T4309] x29: ffff800020987a60 x28: ffff800020987a20 x27: 1ffff00004130f40 [ 51.493149][ T4309] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000ca59d9a0 [ 51.495341][ T4309] x23: ffff0000e1de7370 x22: 1ffff00004130f44 x21: dfff800000000000 [ 51.497425][ T4309] x20: 1fffe0001c3bce79 x19: ffff0000e1de73c8 x18: 0000000000000001 [ 51.499618][ T4309] x17: 0000000000000000 x16: ffff800008336530 x15: 00000000ffffffff [ 51.501666][ T4309] x14: ffff0000c11f0000 x13: 0000000000000001 x12: 0000000000000001 [ 51.503887][ T4309] x11: 0000000000000000 x10: 0000000000000000 x9 : b2e7a31af711ad00 [ 51.505956][ T4309] x8 : b2e7a31af711ad00 x7 : 0000000000000001 x6 : 0000000000000001 [ 51.508127][ T4309] x5 : ffff800020987138 x4 : ffff800014b9fae0 x3 : ffff80000833667c [ 51.510240][ T4309] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 51.512330][ T4309] Call trace: [ 51.513219][ T4309] __btrfs_unlink_inode+0x950/0xb3c [ 51.514681][ T4309] btrfs_unlink+0x10c/0x254 [ 51.515866][ T4309] vfs_unlink+0x2f0/0x508 [ 51.517097][ T4309] do_unlinkat+0x4cc/0x830 [ 51.518192][ T4309] __arm64_sys_unlinkat+0xcc/0xfc [ 51.519544][ T4309] invoke_syscall+0x98/0x2b8 [ 51.520778][ T4309] el0_svc_common+0x138/0x258 [ 51.522036][ T4309] do_el0_svc+0x58/0x14c [ 51.523092][ T4309] el0_svc+0x7c/0x1f0 [ 51.524175][ T4309] el0t_64_sync_handler+0x84/0xe4 [ 51.525592][ T4309] el0t_64_sync+0x1a0/0x1a4 [ 51.526833][ T4309] irq event stamp: 72458 [ 51.527990][ T4309] hardirqs last enabled at (72457): [] __up_console_sem+0xb4/0x100 [ 51.530621][ T4309] hardirqs last disabled at (72458): [] el1_dbg+0x24/0x80 [ 51.533091][ T4309] softirqs last enabled at (72438): [] handle_softirqs+0xb88/0xdbc [ 51.535795][ T4309] softirqs last disabled at (72341): [] __irq_exit_rcu+0x268/0x4d8 [ 51.538345][ T4309] ---[ end trace c8ead0aec9c69581 ]--- [ 51.540051][ T4309] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 51.542605][ T4309] BTRFS info (device loop0): forced readonly executing program [ 51.853606][ T4329] loop0: detected capacity change from 0 to 32768 [ 51.931892][ T4329] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4329) [ 51.974209][ T4329] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 51.976538][ T4329] BTRFS info (device loop0): using free space tree [ 51.978234][ T4329] BTRFS info (device loop0): has skinny extents [ 51.996563][ T4329] BTRFS info (device loop0): enabling ssd optimizations [ 52.003292][ T4329] FAULT_INJECTION: forcing a failure. [ 52.003292][ T4329] name failslab, interval 1, probability 0, space 0, times 0 [ 52.006451][ T4329] CPU: 1 PID: 4329 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 52.008767][ T4329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 52.011366][ T4329] Call trace: [ 52.012204][ T4329] dump_backtrace+0x0/0x530 [ 52.013300][ T4329] show_stack+0x2c/0x3c [ 52.014426][ T4329] dump_stack_lvl+0x108/0x170 [ 52.015588][ T4329] dump_stack+0x1c/0x58 [ 52.016656][ T4329] should_fail+0x3b8/0x514 [ 52.017811][ T4329] __should_failslab+0xbc/0x110 [ 52.019006][ T4329] should_failslab+0x10/0x28 [ 52.020196][ T4329] slab_pre_alloc_hook+0x64/0xe8 [ 52.021391][ T4329] kmem_cache_alloc_trace+0x9c/0x47c [ 52.022661][ T4329] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 52.024304][ T4329] __btrfs_unlink_inode+0x350/0xb3c [ 52.025615][ T4329] btrfs_unlink+0x10c/0x254 [ 52.026745][ T4329] vfs_unlink+0x2f0/0x508 [ 52.027903][ T4329] do_unlinkat+0x4cc/0x830 [ 52.029022][ T4329] __arm64_sys_unlinkat+0xcc/0xfc [ 52.030276][ T4329] invoke_syscall+0x98/0x2b8 [ 52.031473][ T4329] el0_svc_common+0x138/0x258 [ 52.032685][ T4329] do_el0_svc+0x58/0x14c [ 52.033800][ T4329] el0_svc+0x7c/0x1f0 [ 52.034944][ T4329] el0t_64_sync_handler+0x84/0xe4 [ 52.036252][ T4329] el0t_64_sync+0x1a0/0x1a4 [ 52.040538][ T4329] ------------[ cut here ]------------ [ 52.042297][ T4329] WARNING: CPU: 1 PID: 4329 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 52.044737][ T4329] Modules linked in: [ 52.045667][ T4329] CPU: 1 PID: 4329 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 52.048070][ T4329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 52.050565][ T4329] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 52.052529][ T4329] pc : __btrfs_unlink_inode+0x950/0xb3c [ 52.053948][ T4329] lr : __btrfs_unlink_inode+0x950/0xb3c [ 52.055458][ T4329] sp : ffff8000209879c0 [ 52.056647][ T4329] x29: ffff800020987a60 x28: ffff800020987a20 x27: 1ffff00004130f40 [ 52.058628][ T4329] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000cf2749a0 [ 52.060647][ T4329] x23: ffff0000e1de74d0 x22: 1ffff00004130f44 x21: dfff800000000000 [ 52.062802][ T4329] x20: 1fffe0001c3bcea5 x19: ffff0000e1de7528 x18: 0000000000000001 [ 52.064915][ T4329] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 52.066923][ T4329] x14: ffff0000d093b680 x13: 0000000000000001 x12: 0000000000000001 [ 52.068889][ T4329] x11: 0000000000000000 x10: 0000000000000000 x9 : 40b752bf6c1db000 [ 52.070945][ T4329] x8 : 40b752bf6c1db000 x7 : 0000000000000001 x6 : 0000000000000001 [ 52.073011][ T4329] x5 : ffff800020987138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 52.075013][ T4329] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 52.076980][ T4329] Call trace: [ 52.077801][ T4329] __btrfs_unlink_inode+0x950/0xb3c [ 52.079122][ T4329] btrfs_unlink+0x10c/0x254 [ 52.080315][ T4329] vfs_unlink+0x2f0/0x508 [ 52.081386][ T4329] do_unlinkat+0x4cc/0x830 [ 52.082415][ T4329] __arm64_sys_unlinkat+0xcc/0xfc [ 52.083632][ T4329] invoke_syscall+0x98/0x2b8 [ 52.084720][ T4329] el0_svc_common+0x138/0x258 [ 52.085901][ T4329] do_el0_svc+0x58/0x14c [ 52.086860][ T4329] el0_svc+0x7c/0x1f0 [ 52.087871][ T4329] el0t_64_sync_handler+0x84/0xe4 [ 52.089138][ T4329] el0t_64_sync+0x1a0/0x1a4 [ 52.090358][ T4329] irq event stamp: 72410 [ 52.091391][ T4329] hardirqs last enabled at (72409): [] __up_console_sem+0xb4/0x100 [ 52.094167][ T4329] hardirqs last disabled at (72410): [] el1_dbg+0x24/0x80 [ 52.096462][ T4329] softirqs last enabled at (72388): [] handle_softirqs+0xb88/0xdbc [ 52.098851][ T4329] softirqs last disabled at (72275): [] __irq_exit_rcu+0x268/0x4d8 [ 52.101330][ T4329] ---[ end trace c8ead0aec9c69582 ]--- [ 52.102994][ T4329] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 52.105452][ T4329] BTRFS info (device loop0): forced readonly executing program [ 52.407213][ T4349] loop0: detected capacity change from 0 to 32768 [ 52.481902][ T4349] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4349) [ 52.524149][ T4349] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 52.526350][ T4349] BTRFS info (device loop0): using free space tree [ 52.527899][ T4349] BTRFS info (device loop0): has skinny extents [ 52.542621][ T4349] BTRFS info (device loop0): enabling ssd optimizations [ 52.548959][ T4349] FAULT_INJECTION: forcing a failure. [ 52.548959][ T4349] name failslab, interval 1, probability 0, space 0, times 0 [ 52.552282][ T4349] CPU: 1 PID: 4349 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 52.554747][ T4349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 52.557338][ T4349] Call trace: [ 52.558188][ T4349] dump_backtrace+0x0/0x530 [ 52.559301][ T4349] show_stack+0x2c/0x3c [ 52.560272][ T4349] dump_stack_lvl+0x108/0x170 [ 52.561402][ T4349] dump_stack+0x1c/0x58 [ 52.562432][ T4349] should_fail+0x3b8/0x514 [ 52.563620][ T4349] __should_failslab+0xbc/0x110 [ 52.564928][ T4349] should_failslab+0x10/0x28 [ 52.566123][ T4349] slab_pre_alloc_hook+0x64/0xe8 [ 52.567340][ T4349] kmem_cache_alloc_trace+0x9c/0x47c [ 52.568758][ T4349] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 52.570235][ T4349] __btrfs_unlink_inode+0x350/0xb3c [ 52.571542][ T4349] btrfs_unlink+0x10c/0x254 [ 52.572848][ T4349] vfs_unlink+0x2f0/0x508 [ 52.573870][ T4349] do_unlinkat+0x4cc/0x830 [ 52.575017][ T4349] __arm64_sys_unlinkat+0xcc/0xfc [ 52.576205][ T4349] invoke_syscall+0x98/0x2b8 [ 52.577352][ T4349] el0_svc_common+0x138/0x258 [ 52.578552][ T4349] do_el0_svc+0x58/0x14c [ 52.579686][ T4349] el0_svc+0x7c/0x1f0 [ 52.580767][ T4349] el0t_64_sync_handler+0x84/0xe4 [ 52.582051][ T4349] el0t_64_sync+0x1a0/0x1a4 [ 52.583512][ T4349] ------------[ cut here ]------------ [ 52.585225][ T4349] WARNING: CPU: 1 PID: 4349 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 52.587611][ T4349] Modules linked in: [ 52.588476][ T4349] CPU: 1 PID: 4349 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 52.591061][ T4349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 52.593560][ T4349] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 52.595666][ T4349] pc : __btrfs_unlink_inode+0x950/0xb3c [ 52.597137][ T4349] lr : __btrfs_unlink_inode+0x950/0xb3c [ 52.598558][ T4349] sp : ffff8000213779c0 [ 52.599705][ T4349] x29: ffff800021377a60 x28: ffff800021377a20 x27: 1ffff0000426ef40 [ 52.601811][ T4349] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000ca4669a0 [ 52.603875][ T4349] x23: ffff0000e1de7630 x22: 1ffff0000426ef44 x21: dfff800000000000 [ 52.606083][ T4349] x20: 1fffe0001c3bced1 x19: ffff0000e1de7688 x18: 0000000000000001 [ 52.608043][ T4349] x17: 0000000000000000 x16: ffff800008336530 x15: 00000000ffffffff [ 52.610077][ T4349] x14: ffff0000d893d1c0 x13: 0000000000000001 x12: 0000000000000001 [ 52.612253][ T4349] x11: 0000000000000000 x10: 0000000000000000 x9 : 9b4982afa4aee100 [ 52.614410][ T4349] x8 : 9b4982afa4aee100 x7 : 0000000000000001 x6 : 0000000000000001 [ 52.616549][ T4349] x5 : ffff800021377138 x4 : ffff800014b9fae0 x3 : ffff80000833667c [ 52.618456][ T4349] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 52.620466][ T4349] Call trace: [ 52.621332][ T4349] __btrfs_unlink_inode+0x950/0xb3c [ 52.622598][ T4349] btrfs_unlink+0x10c/0x254 [ 52.623841][ T4349] vfs_unlink+0x2f0/0x508 [ 52.624955][ T4349] do_unlinkat+0x4cc/0x830 [ 52.626118][ T4349] __arm64_sys_unlinkat+0xcc/0xfc [ 52.627502][ T4349] invoke_syscall+0x98/0x2b8 [ 52.628690][ T4349] el0_svc_common+0x138/0x258 [ 52.629896][ T4349] do_el0_svc+0x58/0x14c [ 52.630954][ T4349] el0_svc+0x7c/0x1f0 [ 52.632020][ T4349] el0t_64_sync_handler+0x84/0xe4 [ 52.633269][ T4349] el0t_64_sync+0x1a0/0x1a4 [ 52.634405][ T4349] irq event stamp: 71476 [ 52.635462][ T4349] hardirqs last enabled at (71475): [] __up_console_sem+0xb4/0x100 [ 52.638051][ T4349] hardirqs last disabled at (71476): [] el1_dbg+0x24/0x80 [ 52.640312][ T4349] softirqs last enabled at (71456): [] handle_softirqs+0xb88/0xdbc [ 52.642840][ T4349] softirqs last disabled at (71381): [] __irq_exit_rcu+0x268/0x4d8 [ 52.645273][ T4349] ---[ end trace c8ead0aec9c69583 ]--- [ 52.646847][ T4349] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 52.649199][ T4349] BTRFS info (device loop0): forced readonly executing program [ 52.943962][ T4369] loop0: detected capacity change from 0 to 32768 [ 53.041876][ T4369] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4369) [ 53.083967][ T4369] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 53.086393][ T4369] BTRFS info (device loop0): using free space tree [ 53.087972][ T4369] BTRFS info (device loop0): has skinny extents [ 53.102437][ T4369] BTRFS info (device loop0): enabling ssd optimizations [ 53.108770][ T4369] FAULT_INJECTION: forcing a failure. [ 53.108770][ T4369] name failslab, interval 1, probability 0, space 0, times 0 [ 53.112008][ T4369] CPU: 1 PID: 4369 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 53.114461][ T4369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 53.117110][ T4369] Call trace: [ 53.117903][ T4369] dump_backtrace+0x0/0x530 [ 53.118973][ T4369] show_stack+0x2c/0x3c [ 53.119959][ T4369] dump_stack_lvl+0x108/0x170 [ 53.121215][ T4369] dump_stack+0x1c/0x58 [ 53.122267][ T4369] should_fail+0x3b8/0x514 [ 53.123357][ T4369] __should_failslab+0xbc/0x110 [ 53.124610][ T4369] should_failslab+0x10/0x28 [ 53.125829][ T4369] slab_pre_alloc_hook+0x64/0xe8 [ 53.127098][ T4369] kmem_cache_alloc+0x98/0x45c [ 53.128370][ T4369] btrfs_alloc_path+0x48/0x54 [ 53.129641][ T4369] __btrfs_unlink_inode+0x268/0xb3c [ 53.130945][ T4369] btrfs_unlink+0x10c/0x254 [ 53.132045][ T4369] vfs_unlink+0x2f0/0x508 [ 53.133190][ T4369] do_unlinkat+0x4cc/0x830 [ 53.134444][ T4369] __arm64_sys_unlinkat+0xcc/0xfc [ 53.135728][ T4369] invoke_syscall+0x98/0x2b8 [ 53.136888][ T4369] el0_svc_common+0x138/0x258 [ 53.138012][ T4369] do_el0_svc+0x58/0x14c [ 53.139177][ T4369] el0_svc+0x7c/0x1f0 [ 53.140192][ T4369] el0t_64_sync_handler+0x84/0xe4 [ 53.141488][ T4369] el0t_64_sync+0x1a0/0x1a4 executing program [ 53.475661][ T4390] loop0: detected capacity change from 0 to 32768 [ 53.561783][ T4390] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4390) [ 53.644063][ T4390] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 53.646651][ T4390] BTRFS info (device loop0): using free space tree [ 53.648340][ T4390] BTRFS info (device loop0): has skinny extents [ 53.662459][ T4390] BTRFS info (device loop0): enabling ssd optimizations [ 53.669101][ T4390] FAULT_INJECTION: forcing a failure. [ 53.669101][ T4390] name failslab, interval 1, probability 0, space 0, times 0 [ 53.672677][ T4390] CPU: 1 PID: 4390 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 53.675229][ T4390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 53.677804][ T4390] Call trace: [ 53.678615][ T4390] dump_backtrace+0x0/0x530 [ 53.679750][ T4390] show_stack+0x2c/0x3c [ 53.680855][ T4390] dump_stack_lvl+0x108/0x170 [ 53.682045][ T4390] dump_stack+0x1c/0x58 [ 53.683105][ T4390] should_fail+0x3b8/0x514 [ 53.684270][ T4390] __should_failslab+0xbc/0x110 [ 53.685560][ T4390] should_failslab+0x10/0x28 [ 53.686770][ T4390] slab_pre_alloc_hook+0x64/0xe8 [ 53.688092][ T4390] kmem_cache_alloc+0x98/0x45c [ 53.689356][ T4390] start_transaction+0x4ec/0x1480 [ 53.690664][ T4390] btrfs_start_transaction_fallback_global_rsv+0x34/0x44 [ 53.692498][ T4390] btrfs_unlink+0x74/0x254 [ 53.693658][ T4390] vfs_unlink+0x2f0/0x508 [ 53.694833][ T4390] do_unlinkat+0x4cc/0x830 [ 53.696004][ T4390] __arm64_sys_unlinkat+0xcc/0xfc [ 53.697323][ T4390] invoke_syscall+0x98/0x2b8 [ 53.698529][ T4390] el0_svc_common+0x138/0x258 [ 53.699736][ T4390] do_el0_svc+0x58/0x14c [ 53.700801][ T4390] el0_svc+0x7c/0x1f0 [ 53.701816][ T4390] el0t_64_sync_handler+0x84/0xe4 [ 53.703175][ T4390] el0t_64_sync+0x1a0/0x1a4 executing program [ 54.018574][ T4410] loop0: detected capacity change from 0 to 32768 [ 54.091820][ T4410] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4410) [ 54.142999][ T4410] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 54.145353][ T4410] BTRFS info (device loop0): using free space tree [ 54.147076][ T4410] BTRFS info (device loop0): has skinny extents [ 54.161100][ T4410] BTRFS info (device loop0): enabling ssd optimizations [ 54.167358][ T4410] FAULT_INJECTION: forcing a failure. [ 54.167358][ T4410] name failslab, interval 1, probability 0, space 0, times 0 [ 54.170634][ T4410] CPU: 1 PID: 4410 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 54.173324][ T4410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 54.176016][ T4410] Call trace: [ 54.176877][ T4410] dump_backtrace+0x0/0x530 [ 54.178060][ T4410] show_stack+0x2c/0x3c [ 54.179163][ T4410] dump_stack_lvl+0x108/0x170 [ 54.180529][ T4410] dump_stack+0x1c/0x58 [ 54.181647][ T4410] should_fail+0x3b8/0x514 [ 54.182814][ T4410] __should_failslab+0xbc/0x110 [ 54.184110][ T4410] should_failslab+0x10/0x28 [ 54.185318][ T4410] slab_pre_alloc_hook+0x64/0xe8 [ 54.186600][ T4410] kmem_cache_alloc_trace+0x9c/0x47c [ 54.188107][ T4410] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 54.189693][ T4410] __btrfs_unlink_inode+0x350/0xb3c [ 54.191100][ T4410] btrfs_unlink+0x10c/0x254 [ 54.192303][ T4410] vfs_unlink+0x2f0/0x508 [ 54.193455][ T4410] do_unlinkat+0x4cc/0x830 [ 54.194617][ T4410] __arm64_sys_unlinkat+0xcc/0xfc [ 54.195979][ T4410] invoke_syscall+0x98/0x2b8 [ 54.197189][ T4410] el0_svc_common+0x138/0x258 [ 54.198432][ T4410] do_el0_svc+0x58/0x14c [ 54.199594][ T4410] el0_svc+0x7c/0x1f0 [ 54.200649][ T4410] el0t_64_sync_handler+0x84/0xe4 [ 54.201997][ T4410] el0t_64_sync+0x1a0/0x1a4 [ 54.204430][ T4410] ------------[ cut here ]------------ [ 54.206094][ T4410] WARNING: CPU: 1 PID: 4410 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 54.208551][ T4410] Modules linked in: [ 54.209559][ T4410] CPU: 1 PID: 4410 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 54.212163][ T4410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 54.214860][ T4410] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 54.216934][ T4410] pc : __btrfs_unlink_inode+0x950/0xb3c [ 54.218369][ T4410] lr : __btrfs_unlink_inode+0x950/0xb3c [ 54.219892][ T4410] sp : ffff8000216979c0 [ 54.220992][ T4410] x29: ffff800021697a60 x28: ffff800021697a20 x27: 1ffff000042d2f40 [ 54.223126][ T4410] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000c7a62790 [ 54.225185][ T4410] x23: ffff0000e1de7b00 x22: 1ffff000042d2f44 x21: dfff800000000000 [ 54.227321][ T4410] x20: 1fffe0001c3bcf6b x19: ffff0000e1de7b58 x18: 0000000000000001 [ 54.229466][ T4410] x17: 0000000000000000 x16: ffff800011ac23e0 x15: 00000000ffffffff [ 54.231585][ T4410] x14: ffff0000d6e60000 x13: 0000000000000001 x12: 0000000000000001 [ 54.233726][ T4410] x11: 0000000000000000 x10: 0000000000000000 x9 : 7aa264485a48cb00 [ 54.235909][ T4410] x8 : 7aa264485a48cb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.238035][ T4410] x5 : ffff800021697138 x4 : ffff800014b9fae0 x3 : ffff800008557c4c [ 54.240203][ T4410] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.242218][ T4410] Call trace: [ 54.243141][ T4410] __btrfs_unlink_inode+0x950/0xb3c [ 54.244562][ T4410] btrfs_unlink+0x10c/0x254 [ 54.245770][ T4410] vfs_unlink+0x2f0/0x508 [ 54.246949][ T4410] do_unlinkat+0x4cc/0x830 [ 54.248131][ T4410] __arm64_sys_unlinkat+0xcc/0xfc [ 54.249452][ T4410] invoke_syscall+0x98/0x2b8 [ 54.250678][ T4410] el0_svc_common+0x138/0x258 [ 54.251934][ T4410] do_el0_svc+0x58/0x14c [ 54.253046][ T4410] el0_svc+0x7c/0x1f0 [ 54.254076][ T4410] el0t_64_sync_handler+0x84/0xe4 [ 54.255404][ T4410] el0t_64_sync+0x1a0/0x1a4 [ 54.256587][ T4410] irq event stamp: 71260 [ 54.257695][ T4410] hardirqs last enabled at (71259): [] __up_console_sem+0xb4/0x100 [ 54.260127][ T4410] hardirqs last disabled at (71260): [] el1_dbg+0x24/0x80 [ 54.262409][ T4410] softirqs last enabled at (71240): [] handle_softirqs+0xb88/0xdbc [ 54.264934][ T4410] softirqs last disabled at (71221): [] __irq_exit_rcu+0x268/0x4d8 [ 54.267408][ T4410] ---[ end trace c8ead0aec9c69584 ]--- [ 54.268980][ T4410] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 54.271462][ T4410] BTRFS info (device loop0): forced readonly executing program [ 54.579202][ T4430] loop0: detected capacity change from 0 to 32768 [ 54.671825][ T4430] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4430) [ 54.713653][ T4430] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 54.716212][ T4430] BTRFS info (device loop0): using free space tree [ 54.717901][ T4430] BTRFS info (device loop0): has skinny extents [ 54.732267][ T4430] BTRFS info (device loop0): enabling ssd optimizations [ 54.738826][ T4430] FAULT_INJECTION: forcing a failure. [ 54.738826][ T4430] name failslab, interval 1, probability 0, space 0, times 0 [ 54.742477][ T4430] CPU: 1 PID: 4430 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 54.745049][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 54.747639][ T4430] Call trace: [ 54.748500][ T4430] dump_backtrace+0x0/0x530 [ 54.749689][ T4430] show_stack+0x2c/0x3c [ 54.750823][ T4430] dump_stack_lvl+0x108/0x170 [ 54.752127][ T4430] dump_stack+0x1c/0x58 [ 54.753195][ T4430] should_fail+0x3b8/0x514 [ 54.754355][ T4430] __should_failslab+0xbc/0x110 [ 54.755618][ T4430] should_failslab+0x10/0x28 [ 54.756828][ T4430] slab_pre_alloc_hook+0x64/0xe8 [ 54.758142][ T4430] kmem_cache_alloc_trace+0x9c/0x47c [ 54.759521][ T4430] btrfs_delete_delayed_dir_index+0x270/0x5ec [ 54.761118][ T4430] __btrfs_unlink_inode+0x350/0xb3c [ 54.762486][ T4430] btrfs_unlink+0x10c/0x254 [ 54.763668][ T4430] vfs_unlink+0x2f0/0x508 [ 54.764808][ T4430] do_unlinkat+0x4cc/0x830 [ 54.765981][ T4430] __arm64_sys_unlinkat+0xcc/0xfc [ 54.767321][ T4430] invoke_syscall+0x98/0x2b8 [ 54.768502][ T4430] el0_svc_common+0x138/0x258 [ 54.769654][ T4430] do_el0_svc+0x58/0x14c [ 54.770764][ T4430] el0_svc+0x7c/0x1f0 [ 54.771819][ T4430] el0t_64_sync_handler+0x84/0xe4 [ 54.773135][ T4430] el0t_64_sync+0x1a0/0x1a4 [ 54.774580][ T4430] ------------[ cut here ]------------ [ 54.776238][ T4430] WARNING: CPU: 1 PID: 4430 at fs/btrfs/inode.c:4167 __btrfs_unlink_inode+0x950/0xb3c [ 54.778676][ T4430] Modules linked in: [ 54.779669][ T4430] CPU: 1 PID: 4430 Comm: syz-executor190 Tainted: G W 5.15.167-syzkaller #0 [ 54.782297][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 54.784951][ T4430] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 54.787043][ T4430] pc : __btrfs_unlink_inode+0x950/0xb3c [ 54.788515][ T4430] lr : __btrfs_unlink_inode+0x950/0xb3c [ 54.789929][ T4430] sp : ffff8000216979c0 [ 54.791028][ T4430] x29: ffff800021697a60 x28: ffff800021697a20 x27: 1ffff000042d2f40 [ 54.793132][ T4430] x26: 0000000000000104 x25: 00000000fffffff4 x24: ffff0000d61548f0 [ 54.795226][ T4430] x23: ffff0000e1de7c60 x22: 1ffff000042d2f44 x21: dfff800000000000 [ 54.797345][ T4430] x20: 1fffe0001c3bcf97 x19: ffff0000e1de7cb8 x18: 0000000000000001 [ 54.799468][ T4430] x17: 0000000000000000 x16: ffff800008336530 x15: 00000000ffffffff [ 54.801579][ T4430] x14: ffff0000cbe251c0 x13: 0000000000000001 x12: 0000000000000001 [ 54.803767][ T4430] x11: 0000000000000000 x10: 0000000000000000 x9 : 200326807438e600 [ 54.805877][ T4430] x8 : 200326807438e600 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.807995][ T4430] x5 : ffff800021697138 x4 : ffff800014b9fae0 x3 : ffff80000833667c [ 54.810154][ T4430] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.812249][ T4430] Call trace: [ 54.813104][ T4430] __btrfs_unlink_inode+0x950/0xb3c [ 54.814472][ T4430] btrfs_unlink+0x10c/0x254 [ 54.815658][ T4430] vfs_unlink+0x2f0/0x508 [ 54.816800][ T4430] do_unlinkat+0x4cc/0x830 [ 54.817985][ T4430] __arm64_sys_unlinkat+0xcc/0xfc [ 54.819317][ T4430] invoke_syscall+0x98/0x2b8 [ 54.820529][ T4430] el0_svc_common+0x138/0x258 [ 54.821757][ T4430] do_el0_svc+0x58/0x14c [ 54.822894][ T4430] el0_svc+0x7c/0x1f0 [ 54.823938][ T4430] el0t_64_sync_handler+0x84/0xe4 [ 54.825291][ T4430] el0t_64_sync+0x1a0/0x1a4 [ 54.826481][ T4430] irq event stamp: 72412 [ 54.827532][ T4430] hardirqs last enabled at (72411): [] __up_console_sem+0xb4/0x100 [ 54.830055][ T4430] hardirqs last disabled at (72412): [] el1_dbg+0x24/0x80 [ 54.832368][ T4430] softirqs last enabled at (72392): [] handle_softirqs+0xb88/0xdbc [ 54.834916][ T4430] softirqs last disabled at (72369): [] __irq_exit_rcu+0x268/0x4d8 [ 54.837454][ T4430] ---[ end trace c8ead0aec9c69585 ]--- [ 54.839183][ T4430] BTRFS: error (device loop0) in __btrfs_unlink_inode:4167: errno=-12 Out of memory [ 54.841796][ T4430] BTRFS info (device loop0): forced readonly executing program [ 55.139372][ T4450] loop0: detected capacity change from 0 to 32768 [ 55.231828][ T4450] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor190 (4450) [ 55.282762][ T4450] BTRFS info (device loop0): using crc32c (crc32c-generic) checksum algorithm [ 55.286511][ T4450] BTRFS info (device loop0): using free space tree [ 55.288267][ T4450] BTRFS info (device loop0): has skinny extents [ 55.304243][ T4450] BTRFS info (device loop0): enabling ssd optimizations [ 55.312305][ T4450] FAULT_INJECTION: forcing a failure. [ 55.312305][ T4450] name failslab, interval 1, probability 0, space 0, times 0