[ 406.942802][T15763] loop0: detected capacity change from 0 to 32768 [ 406.943307][T15763] btrfs: Deprecated parameter 'usebackuproot' [ 406.943318][T15763] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 406.943977][T15763] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15763) [ 406.944096][T15763] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 406.966976][T15763] FAULT_INJECTION: forcing a failure. [ 406.966976][T15763] name failslab, interval 1, probability 0, space 0, times 0 [ 406.967013][T15763] CPU: 0 UID: 0 PID: 15763 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 406.967030][T15763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 406.967035][T15763] Call trace: [ 406.967038][T15763] show_stack+0x2c/0x3c (C) [ 406.967051][T15763] __dump_stack+0x30/0x40 [ 406.967058][T15763] dump_stack_lvl+0xd8/0x12c [ 406.967064][T15763] dump_stack+0x1c/0x28 [ 406.967069][T15763] should_fail_ex+0x41c/0x594 [ 406.967076][T15763] should_failslab+0xc0/0x128 [ 406.967084][T15763] __kmalloc_noprof+0xf4/0x4c8 [ 406.967091][T15763] ext4_find_extent+0x1b0/0xa8c [ 406.967098][T15763] ext4_ext_map_blocks+0x258/0x5494 [ 406.967105][T15763] ext4_map_query_blocks+0x118/0x724 [ 406.967110][T15763] ext4_map_blocks+0x3c8/0x14a8 [ 406.967116][T15763] ext4_iomap_begin+0xf10/0x1378 [ 406.967121][T15763] iomap_iter+0x494/0xe10 [ 406.967128][T15763] __iomap_dio_rw+0xa00/0x1c34 [ 406.967135][T15763] iomap_dio_rw+0x5c/0xa8 [ 406.967141][T15763] ext4_file_write_iter+0x13e8/0x1864 [ 406.967148][T15763] vfs_write+0x540/0xa3c [ 406.967154][T15763] ksys_write+0x120/0x210 [ 406.967161][T15763] __arm64_sys_write+0x7c/0x90 [ 406.967167][T15763] invoke_syscall+0x98/0x2b8 [ 406.967173][T15763] el0_svc_common+0x130/0x23c [ 406.967178][T15763] do_el0_svc+0x48/0x58 [ 406.967183][T15763] el0_svc+0x58/0x180 [ 406.967190][T15763] el0t_64_sync_handler+0x84/0x12c [ 406.967197][T15763] el0t_64_sync+0x198/0x19c [ 407.054089][T15766] loop0: detected capacity change from 0 to 32768 [ 407.055142][T15766] btrfs: Deprecated parameter 'usebackuproot' [ 407.055153][T15766] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.056540][T15766] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.059065][T15766] FAULT_INJECTION: forcing a failure. [ 407.059065][T15766] name failslab, interval 1, probability 0, space 0, times 0 [ 407.059092][T15766] CPU: 0 UID: 0 PID: 15766 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.059101][T15766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.059106][T15766] Call trace: [ 407.059109][T15766] show_stack+0x2c/0x3c (C) [ 407.059122][T15766] __dump_stack+0x30/0x40 [ 407.059129][T15766] dump_stack_lvl+0xd8/0x12c [ 407.059134][T15766] dump_stack+0x1c/0x28 [ 407.059139][T15766] should_fail_ex+0x41c/0x594 [ 407.059147][T15766] should_failslab+0xc0/0x128 [ 407.059154][T15766] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.059162][T15766] __es_insert_extent+0x52c/0x1234 [ 407.059169][T15766] ext4_es_insert_extent+0x54c/0x2910 [ 407.059175][T15766] ext4_ext_map_blocks+0x190c/0x5494 [ 407.059181][T15766] ext4_map_query_blocks+0x118/0x724 [ 407.059187][T15766] ext4_map_blocks+0x3c8/0x14a8 [ 407.059192][T15766] ext4_iomap_begin+0xf10/0x1378 [ 407.059198][T15766] iomap_iter+0x494/0xe10 [ 407.059204][T15766] __iomap_dio_rw+0xa00/0x1c34 [ 407.059211][T15766] iomap_dio_rw+0x5c/0xa8 [ 407.059217][T15766] ext4_file_write_iter+0x13e8/0x1864 [ 407.059224][T15766] vfs_write+0x540/0xa3c [ 407.059230][T15766] ksys_write+0x120/0x210 [ 407.059236][T15766] __arm64_sys_write+0x7c/0x90 [ 407.059242][T15766] invoke_syscall+0x98/0x2b8 [ 407.059248][T15766] el0_svc_common+0x130/0x23c [ 407.059253][T15766] do_el0_svc+0x48/0x58 [ 407.059258][T15766] el0_svc+0x58/0x180 [ 407.059265][T15766] el0t_64_sync_handler+0x84/0x12c [ 407.059271][T15766] el0t_64_sync+0x198/0x19c [ 407.152281][T15768] loop0: detected capacity change from 0 to 32768 [ 407.154279][T15768] btrfs: Deprecated parameter 'usebackuproot' [ 407.155292][T15768] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.157095][T15768] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15768) [ 407.157212][T15768] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.159678][T15768] FAULT_INJECTION: forcing a failure. [ 407.159678][T15768] name failslab, interval 1, probability 0, space 0, times 0 [ 407.159692][T15768] CPU: 0 UID: 0 PID: 15768 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.159699][T15768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.159704][T15768] Call trace: [ 407.159706][T15768] show_stack+0x2c/0x3c (C) [ 407.159719][T15768] __dump_stack+0x30/0x40 [ 407.159725][T15768] dump_stack_lvl+0xd8/0x12c [ 407.159730][T15768] dump_stack+0x1c/0x28 [ 407.159735][T15768] should_fail_ex+0x41c/0x594 [ 407.159743][T15768] should_failslab+0xc0/0x128 [ 407.159750][T15768] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.159757][T15768] __es_insert_extent+0x52c/0x1234 [ 407.159764][T15768] ext4_es_insert_extent+0x54c/0x2910 [ 407.159771][T15768] ext4_ext_map_blocks+0x190c/0x5494 [ 407.159777][T15768] ext4_map_query_blocks+0x118/0x724 [ 407.159782][T15768] ext4_map_blocks+0x3c8/0x14a8 [ 407.159787][T15768] ext4_iomap_begin+0xf10/0x1378 [ 407.159793][T15768] iomap_iter+0x494/0xe10 [ 407.159799][T15768] __iomap_dio_rw+0xa00/0x1c34 [ 407.159805][T15768] iomap_dio_rw+0x5c/0xa8 [ 407.159812][T15768] ext4_file_write_iter+0x13e8/0x1864 [ 407.159818][T15768] vfs_write+0x540/0xa3c [ 407.159825][T15768] ksys_write+0x120/0x210 [ 407.159831][T15768] __arm64_sys_write+0x7c/0x90 [ 407.159837][T15768] invoke_syscall+0x98/0x2b8 [ 407.159842][T15768] el0_svc_common+0x130/0x23c [ 407.159848][T15768] do_el0_svc+0x48/0x58 [ 407.159853][T15768] el0_svc+0x58/0x180 [ 407.159860][T15768] el0t_64_sync_handler+0x84/0x12c [ 407.159866][T15768] el0t_64_sync+0x198/0x19c [ 407.266140][T15771] loop0: detected capacity change from 0 to 32768 [ 407.266653][T15771] btrfs: Deprecated parameter 'usebackuproot' [ 407.266664][T15771] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.267035][T15771] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15771) [ 407.267122][T15771] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.288378][T15771] FAULT_INJECTION: forcing a failure. [ 407.288378][T15771] name failslab, interval 1, probability 0, space 0, times 0 [ 407.288416][T15771] CPU: 0 UID: 0 PID: 15771 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.288427][T15771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.288433][T15771] Call trace: [ 407.288437][T15771] show_stack+0x2c/0x3c (C) [ 407.288453][T15771] __dump_stack+0x30/0x40 [ 407.288460][T15771] dump_stack_lvl+0xd8/0x12c [ 407.288466][T15771] dump_stack+0x1c/0x28 [ 407.288471][T15771] should_fail_ex+0x41c/0x594 [ 407.288479][T15771] should_failslab+0xc0/0x128 [ 407.288486][T15771] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.288493][T15771] __es_insert_extent+0x52c/0x1234 [ 407.288500][T15771] ext4_es_insert_extent+0x54c/0x2910 [ 407.288507][T15771] ext4_ext_map_blocks+0x190c/0x5494 [ 407.288513][T15771] ext4_map_query_blocks+0x118/0x724 [ 407.288518][T15771] ext4_map_blocks+0x3c8/0x14a8 [ 407.288524][T15771] ext4_iomap_begin+0xf10/0x1378 [ 407.288529][T15771] iomap_iter+0x494/0xe10 [ 407.288535][T15771] __iomap_dio_rw+0xa00/0x1c34 [ 407.288541][T15771] iomap_dio_rw+0x5c/0xa8 [ 407.288547][T15771] ext4_file_write_iter+0x13e8/0x1864 [ 407.288554][T15771] vfs_write+0x540/0xa3c [ 407.288560][T15771] ksys_write+0x120/0x210 [ 407.288566][T15771] __arm64_sys_write+0x7c/0x90 [ 407.288572][T15771] invoke_syscall+0x98/0x2b8 [ 407.288577][T15771] el0_svc_common+0x130/0x23c [ 407.288582][T15771] do_el0_svc+0x48/0x58 [ 407.288587][T15771] el0_svc+0x58/0x180 [ 407.288594][T15771] el0t_64_sync_handler+0x84/0x12c [ 407.288599][T15771] el0t_64_sync+0x198/0x19c [ 407.369856][T15774] loop0: detected capacity change from 0 to 32768 [ 407.370337][T15774] btrfs: Deprecated parameter 'usebackuproot' [ 407.370349][T15774] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.371257][T15774] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.393688][T15774] FAULT_INJECTION: forcing a failure. [ 407.393688][T15774] name failslab, interval 1, probability 0, space 0, times 0 [ 407.393724][T15774] CPU: 0 UID: 0 PID: 15774 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.393733][T15774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.393738][T15774] Call trace: [ 407.393741][T15774] show_stack+0x2c/0x3c (C) [ 407.393753][T15774] __dump_stack+0x30/0x40 [ 407.393759][T15774] dump_stack_lvl+0xd8/0x12c [ 407.393764][T15774] dump_stack+0x1c/0x28 [ 407.393769][T15774] should_fail_ex+0x41c/0x594 [ 407.393777][T15774] should_failslab+0xc0/0x128 [ 407.393784][T15774] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.393792][T15774] __es_insert_extent+0x52c/0x1234 [ 407.393799][T15774] ext4_es_insert_extent+0x54c/0x2910 [ 407.393805][T15774] ext4_ext_map_blocks+0x190c/0x5494 [ 407.393811][T15774] ext4_map_query_blocks+0x118/0x724 [ 407.393817][T15774] ext4_map_blocks+0x3c8/0x14a8 [ 407.393822][T15774] ext4_iomap_begin+0xf10/0x1378 [ 407.393828][T15774] iomap_iter+0x494/0xe10 [ 407.393834][T15774] __iomap_dio_rw+0xa00/0x1c34 [ 407.393840][T15774] iomap_dio_rw+0x5c/0xa8 [ 407.393846][T15774] ext4_file_write_iter+0x13e8/0x1864 [ 407.393853][T15774] vfs_write+0x540/0xa3c [ 407.393859][T15774] ksys_write+0x120/0x210 [ 407.393865][T15774] __arm64_sys_write+0x7c/0x90 [ 407.393877][T15774] invoke_syscall+0x98/0x2b8 [ 407.393883][T15774] el0_svc_common+0x130/0x23c [ 407.393889][T15774] do_el0_svc+0x48/0x58 [ 407.393894][T15774] el0_svc+0x58/0x180 [ 407.393903][T15774] el0t_64_sync_handler+0x84/0x12c [ 407.393909][T15774] el0t_64_sync+0x198/0x19c [ 407.476205][T15776] loop0: detected capacity change from 0 to 32768 [ 407.479081][T15776] btrfs: Deprecated parameter 'usebackuproot' [ 407.480175][T15776] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.482162][T15776] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.485011][T15776] FAULT_INJECTION: forcing a failure. [ 407.485011][T15776] name failslab, interval 1, probability 0, space 0, times 0 [ 407.485042][T15776] CPU: 1 UID: 0 PID: 15776 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.485054][T15776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.485060][T15776] Call trace: [ 407.485063][T15776] show_stack+0x2c/0x3c (C) [ 407.485076][T15776] __dump_stack+0x30/0x40 [ 407.485083][T15776] dump_stack_lvl+0xd8/0x12c [ 407.485088][T15776] dump_stack+0x1c/0x28 [ 407.485093][T15776] should_fail_ex+0x41c/0x594 [ 407.485101][T15776] should_failslab+0xc0/0x128 [ 407.485108][T15776] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.485116][T15776] __es_insert_extent+0x52c/0x1234 [ 407.485123][T15776] ext4_es_insert_extent+0x54c/0x2910 [ 407.485129][T15776] ext4_ext_map_blocks+0x190c/0x5494 [ 407.485136][T15776] ext4_map_query_blocks+0x118/0x724 [ 407.485141][T15776] ext4_map_blocks+0x3c8/0x14a8 [ 407.485147][T15776] ext4_iomap_begin+0xf10/0x1378 [ 407.485152][T15776] iomap_iter+0x494/0xe10 [ 407.485159][T15776] __iomap_dio_rw+0xa00/0x1c34 [ 407.485165][T15776] iomap_dio_rw+0x5c/0xa8 [ 407.485171][T15776] ext4_file_write_iter+0x13e8/0x1864 [ 407.485178][T15776] vfs_write+0x540/0xa3c [ 407.485185][T15776] ksys_write+0x120/0x210 [ 407.485191][T15776] __arm64_sys_write+0x7c/0x90 [ 407.485197][T15776] invoke_syscall+0x98/0x2b8 [ 407.485203][T15776] el0_svc_common+0x130/0x23c [ 407.485208][T15776] do_el0_svc+0x48/0x58 [ 407.485213][T15776] el0_svc+0x58/0x180 [ 407.485220][T15776] el0t_64_sync_handler+0x84/0x12c [ 407.485226][T15776] el0t_64_sync+0x198/0x19c [ 407.581806][T15778] loop0: detected capacity change from 0 to 32768 [ 407.582837][T15778] btrfs: Deprecated parameter 'usebackuproot' [ 407.582850][T15778] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.583099][T15778] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15778) [ 407.583181][T15778] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.609373][T15778] FAULT_INJECTION: forcing a failure. [ 407.609373][T15778] name failslab, interval 1, probability 0, space 0, times 0 [ 407.609405][T15778] CPU: 0 UID: 0 PID: 15778 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.609415][T15778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.609421][T15778] Call trace: [ 407.609424][T15778] show_stack+0x2c/0x3c (C) [ 407.609440][T15778] __dump_stack+0x30/0x40 [ 407.609452][T15778] dump_stack_lvl+0xd8/0x12c [ 407.609460][T15778] dump_stack+0x1c/0x28 [ 407.609466][T15778] should_fail_ex+0x41c/0x594 [ 407.609474][T15778] should_failslab+0xc0/0x128 [ 407.609482][T15778] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.609489][T15778] __es_insert_extent+0x52c/0x1234 [ 407.609497][T15778] ext4_es_insert_extent+0x54c/0x2910 [ 407.609503][T15778] ext4_ext_map_blocks+0x190c/0x5494 [ 407.609509][T15778] ext4_map_query_blocks+0x118/0x724 [ 407.609515][T15778] ext4_map_blocks+0x3c8/0x14a8 [ 407.609521][T15778] ext4_iomap_begin+0xf10/0x1378 [ 407.609526][T15778] iomap_iter+0x494/0xe10 [ 407.609533][T15778] __iomap_dio_rw+0xa00/0x1c34 [ 407.609540][T15778] iomap_dio_rw+0x5c/0xa8 [ 407.609546][T15778] ext4_file_write_iter+0x13e8/0x1864 [ 407.609553][T15778] vfs_write+0x540/0xa3c [ 407.609560][T15778] ksys_write+0x120/0x210 [ 407.609566][T15778] __arm64_sys_write+0x7c/0x90 [ 407.609572][T15778] invoke_syscall+0x98/0x2b8 [ 407.609578][T15778] el0_svc_common+0x130/0x23c [ 407.609583][T15778] do_el0_svc+0x48/0x58 [ 407.609588][T15778] el0_svc+0x58/0x180 [ 407.609595][T15778] el0t_64_sync_handler+0x84/0x12c [ 407.609601][T15778] el0t_64_sync+0x198/0x19c [ 407.696489][T15781] loop0: detected capacity change from 0 to 32768 [ 407.697973][T15781] btrfs: Deprecated parameter 'usebackuproot' [ 407.697999][T15781] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.698340][T15781] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.700659][T15781] FAULT_INJECTION: forcing a failure. [ 407.700659][T15781] name failslab, interval 1, probability 0, space 0, times 0 [ 407.700673][T15781] CPU: 0 UID: 0 PID: 15781 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.700681][T15781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.700685][T15781] Call trace: [ 407.700688][T15781] show_stack+0x2c/0x3c (C) [ 407.700700][T15781] __dump_stack+0x30/0x40 [ 407.700706][T15781] dump_stack_lvl+0xd8/0x12c [ 407.700711][T15781] dump_stack+0x1c/0x28 [ 407.700716][T15781] should_fail_ex+0x41c/0x594 [ 407.700723][T15781] should_failslab+0xc0/0x128 [ 407.700730][T15781] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.700737][T15781] __es_insert_extent+0x52c/0x1234 [ 407.700745][T15781] ext4_es_insert_extent+0x54c/0x2910 [ 407.700751][T15781] ext4_ext_map_blocks+0x190c/0x5494 [ 407.700757][T15781] ext4_map_query_blocks+0x118/0x724 [ 407.700762][T15781] ext4_map_blocks+0x3c8/0x14a8 [ 407.700767][T15781] ext4_iomap_begin+0xf10/0x1378 [ 407.700773][T15781] iomap_iter+0x494/0xe10 [ 407.700779][T15781] __iomap_dio_rw+0xa00/0x1c34 [ 407.700785][T15781] iomap_dio_rw+0x5c/0xa8 [ 407.700791][T15781] ext4_file_write_iter+0x13e8/0x1864 [ 407.700798][T15781] vfs_write+0x540/0xa3c [ 407.700804][T15781] ksys_write+0x120/0x210 [ 407.700810][T15781] __arm64_sys_write+0x7c/0x90 [ 407.700816][T15781] invoke_syscall+0x98/0x2b8 [ 407.700821][T15781] el0_svc_common+0x130/0x23c [ 407.700826][T15781] do_el0_svc+0x48/0x58 [ 407.700831][T15781] el0_svc+0x58/0x180 [ 407.700838][T15781] el0t_64_sync_handler+0x84/0x12c [ 407.700844][T15781] el0t_64_sync+0x198/0x19c [ 407.811040][T15783] loop0: detected capacity change from 0 to 32768 [ 407.812044][T15783] btrfs: Deprecated parameter 'usebackuproot' [ 407.812056][T15783] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.812308][T15783] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15783) [ 407.812389][T15783] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.837972][T15783] FAULT_INJECTION: forcing a failure. [ 407.837972][T15783] name failslab, interval 1, probability 0, space 0, times 0 [ 407.838003][T15783] CPU: 0 UID: 0 PID: 15783 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.838013][T15783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.838018][T15783] Call trace: [ 407.838021][T15783] show_stack+0x2c/0x3c (C) [ 407.838034][T15783] __dump_stack+0x30/0x40 [ 407.838040][T15783] dump_stack_lvl+0xd8/0x12c [ 407.838045][T15783] dump_stack+0x1c/0x28 [ 407.838050][T15783] should_fail_ex+0x41c/0x594 [ 407.838058][T15783] should_failslab+0xc0/0x128 [ 407.838065][T15783] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.838072][T15783] __es_insert_extent+0x52c/0x1234 [ 407.838079][T15783] ext4_es_insert_extent+0x54c/0x2910 [ 407.838085][T15783] ext4_ext_map_blocks+0x190c/0x5494 [ 407.838092][T15783] ext4_map_query_blocks+0x118/0x724 [ 407.838097][T15783] ext4_map_blocks+0x3c8/0x14a8 [ 407.838102][T15783] ext4_iomap_begin+0xf10/0x1378 [ 407.838108][T15783] iomap_iter+0x494/0xe10 [ 407.838114][T15783] __iomap_dio_rw+0xa00/0x1c34 [ 407.838121][T15783] iomap_dio_rw+0x5c/0xa8 [ 407.838127][T15783] ext4_file_write_iter+0x13e8/0x1864 [ 407.838133][T15783] vfs_write+0x540/0xa3c [ 407.838140][T15783] ksys_write+0x120/0x210 [ 407.838146][T15783] __arm64_sys_write+0x7c/0x90 [ 407.838152][T15783] invoke_syscall+0x98/0x2b8 [ 407.838158][T15783] el0_svc_common+0x130/0x23c [ 407.838163][T15783] do_el0_svc+0x48/0x58 [ 407.838168][T15783] el0_svc+0x58/0x180 [ 407.838175][T15783] el0t_64_sync_handler+0x84/0x12c [ 407.838181][T15783] el0t_64_sync+0x198/0x19c [ 407.928952][T15786] loop0: detected capacity change from 0 to 32768 [ 407.930002][T15786] btrfs: Deprecated parameter 'usebackuproot' [ 407.930015][T15786] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 407.932825][T15786] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 407.933943][T15786] FAULT_INJECTION: forcing a failure. [ 407.933943][T15786] name failslab, interval 1, probability 0, space 0, times 0 [ 407.933957][T15786] CPU: 0 UID: 0 PID: 15786 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 407.933965][T15786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 407.933969][T15786] Call trace: [ 407.933971][T15786] show_stack+0x2c/0x3c (C) [ 407.933983][T15786] __dump_stack+0x30/0x40 [ 407.933989][T15786] dump_stack_lvl+0xd8/0x12c [ 407.933994][T15786] dump_stack+0x1c/0x28 [ 407.933999][T15786] should_fail_ex+0x41c/0x594 [ 407.934006][T15786] should_failslab+0xc0/0x128 [ 407.934013][T15786] kmem_cache_alloc_noprof+0x80/0x3e8 [ 407.934020][T15786] __es_insert_extent+0x52c/0x1234 [ 407.934028][T15786] ext4_es_insert_extent+0x54c/0x2910 [ 407.934034][T15786] ext4_ext_map_blocks+0x190c/0x5494 [ 407.934040][T15786] ext4_map_query_blocks+0x118/0x724 [ 407.934046][T15786] ext4_map_blocks+0x3c8/0x14a8 [ 407.934051][T15786] ext4_iomap_begin+0xf10/0x1378 [ 407.934056][T15786] iomap_iter+0x494/0xe10 [ 407.934063][T15786] __iomap_dio_rw+0xa00/0x1c34 [ 407.934069][T15786] iomap_dio_rw+0x5c/0xa8 [ 407.934075][T15786] ext4_file_write_iter+0x13e8/0x1864 [ 407.934082][T15786] vfs_write+0x540/0xa3c [ 407.934088][T15786] ksys_write+0x120/0x210 [ 407.934094][T15786] __arm64_sys_write+0x7c/0x90 [ 407.934100][T15786] invoke_syscall+0x98/0x2b8 [ 407.934106][T15786] el0_svc_common+0x130/0x23c [ 407.934111][T15786] do_el0_svc+0x48/0x58 [ 407.934116][T15786] el0_svc+0x58/0x180 [ 407.934123][T15786] el0t_64_sync_handler+0x84/0x12c [ 407.934129][T15786] el0t_64_sync+0x198/0x19c [ 408.026947][T15788] loop0: detected capacity change from 0 to 32768 [ 408.027812][T15788] btrfs: Deprecated parameter 'usebackuproot' [ 408.027825][T15788] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.028151][T15788] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15788) [ 408.028234][T15788] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.054542][T15788] FAULT_INJECTION: forcing a failure. [ 408.054542][T15788] name failslab, interval 1, probability 0, space 0, times 0 [ 408.054572][T15788] CPU: 1 UID: 0 PID: 15788 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.054585][T15788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.054591][T15788] Call trace: [ 408.054595][T15788] show_stack+0x2c/0x3c (C) [ 408.054608][T15788] __dump_stack+0x30/0x40 [ 408.054615][T15788] dump_stack_lvl+0xd8/0x12c [ 408.054620][T15788] dump_stack+0x1c/0x28 [ 408.054625][T15788] should_fail_ex+0x41c/0x594 [ 408.054633][T15788] should_failslab+0xc0/0x128 [ 408.054640][T15788] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.054647][T15788] __es_insert_extent+0x52c/0x1234 [ 408.054654][T15788] ext4_es_insert_extent+0x54c/0x2910 [ 408.054660][T15788] ext4_ext_map_blocks+0x190c/0x5494 [ 408.054666][T15788] ext4_map_query_blocks+0x118/0x724 [ 408.054672][T15788] ext4_map_blocks+0x3c8/0x14a8 [ 408.054677][T15788] ext4_iomap_begin+0xf10/0x1378 [ 408.054683][T15788] iomap_iter+0x494/0xe10 [ 408.054689][T15788] __iomap_dio_rw+0xa00/0x1c34 [ 408.054698][T15788] iomap_dio_rw+0x5c/0xa8 [ 408.054704][T15788] ext4_file_write_iter+0x13e8/0x1864 [ 408.054711][T15788] vfs_write+0x540/0xa3c [ 408.054717][T15788] ksys_write+0x120/0x210 [ 408.054723][T15788] __arm64_sys_write+0x7c/0x90 [ 408.054729][T15788] invoke_syscall+0x98/0x2b8 [ 408.054735][T15788] el0_svc_common+0x130/0x23c [ 408.054740][T15788] do_el0_svc+0x48/0x58 [ 408.054745][T15788] el0_svc+0x58/0x180 [ 408.054752][T15788] el0t_64_sync_handler+0x84/0x12c [ 408.054758][T15788] el0t_64_sync+0x198/0x19c [ 408.138832][T15791] loop0: detected capacity change from 0 to 32768 [ 408.140421][T15791] btrfs: Deprecated parameter 'usebackuproot' [ 408.142650][T15791] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.144457][T15791] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.145790][T15791] FAULT_INJECTION: forcing a failure. [ 408.145790][T15791] name failslab, interval 1, probability 0, space 0, times 0 [ 408.145804][T15791] CPU: 0 UID: 0 PID: 15791 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.145812][T15791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.145816][T15791] Call trace: [ 408.145819][T15791] show_stack+0x2c/0x3c (C) [ 408.145831][T15791] __dump_stack+0x30/0x40 [ 408.145838][T15791] dump_stack_lvl+0xd8/0x12c [ 408.145843][T15791] dump_stack+0x1c/0x28 [ 408.145848][T15791] should_fail_ex+0x41c/0x594 [ 408.145856][T15791] should_failslab+0xc0/0x128 [ 408.145863][T15791] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.145870][T15791] __es_insert_extent+0x52c/0x1234 [ 408.145884][T15791] ext4_es_insert_extent+0x54c/0x2910 [ 408.145891][T15791] ext4_ext_map_blocks+0x190c/0x5494 [ 408.145898][T15791] ext4_map_query_blocks+0x118/0x724 [ 408.145904][T15791] ext4_map_blocks+0x3c8/0x14a8 [ 408.145909][T15791] ext4_iomap_begin+0xf10/0x1378 [ 408.145915][T15791] iomap_iter+0x494/0xe10 [ 408.145922][T15791] __iomap_dio_rw+0xa00/0x1c34 [ 408.145929][T15791] iomap_dio_rw+0x5c/0xa8 [ 408.145935][T15791] ext4_file_write_iter+0x13e8/0x1864 [ 408.145942][T15791] vfs_write+0x540/0xa3c [ 408.145948][T15791] ksys_write+0x120/0x210 [ 408.145954][T15791] __arm64_sys_write+0x7c/0x90 [ 408.145960][T15791] invoke_syscall+0x98/0x2b8 [ 408.145966][T15791] el0_svc_common+0x130/0x23c [ 408.145971][T15791] do_el0_svc+0x48/0x58 [ 408.145976][T15791] el0_svc+0x58/0x180 [ 408.145983][T15791] el0t_64_sync_handler+0x84/0x12c [ 408.145989][T15791] el0t_64_sync+0x198/0x19c [ 408.250031][T15794] loop0: detected capacity change from 0 to 32768 [ 408.251816][T15794] btrfs: Deprecated parameter 'usebackuproot' [ 408.252987][T15794] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.255172][T15794] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15794) [ 408.257729][T15794] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.260337][T15794] FAULT_INJECTION: forcing a failure. [ 408.260337][T15794] name failslab, interval 1, probability 0, space 0, times 0 [ 408.260382][T15794] CPU: 1 UID: 0 PID: 15794 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.260394][T15794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.260401][T15794] Call trace: [ 408.260404][T15794] show_stack+0x2c/0x3c (C) [ 408.260417][T15794] __dump_stack+0x30/0x40 [ 408.260423][T15794] dump_stack_lvl+0xd8/0x12c [ 408.260429][T15794] dump_stack+0x1c/0x28 [ 408.260433][T15794] should_fail_ex+0x41c/0x594 [ 408.260441][T15794] should_failslab+0xc0/0x128 [ 408.260448][T15794] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.260456][T15794] __es_insert_extent+0x52c/0x1234 [ 408.260463][T15794] ext4_es_insert_extent+0x54c/0x2910 [ 408.260469][T15794] ext4_ext_map_blocks+0x190c/0x5494 [ 408.260475][T15794] ext4_map_query_blocks+0x118/0x724 [ 408.260481][T15794] ext4_map_blocks+0x3c8/0x14a8 [ 408.260486][T15794] ext4_iomap_begin+0xf10/0x1378 [ 408.260491][T15794] iomap_iter+0x494/0xe10 [ 408.260498][T15794] __iomap_dio_rw+0xa00/0x1c34 [ 408.260504][T15794] iomap_dio_rw+0x5c/0xa8 [ 408.260510][T15794] ext4_file_write_iter+0x13e8/0x1864 [ 408.260517][T15794] vfs_write+0x540/0xa3c [ 408.260523][T15794] ksys_write+0x120/0x210 [ 408.260529][T15794] __arm64_sys_write+0x7c/0x90 [ 408.260535][T15794] invoke_syscall+0x98/0x2b8 [ 408.260541][T15794] el0_svc_common+0x130/0x23c [ 408.260546][T15794] do_el0_svc+0x48/0x58 [ 408.260551][T15794] el0_svc+0x58/0x180 [ 408.260558][T15794] el0t_64_sync_handler+0x84/0x12c [ 408.260564][T15794] el0t_64_sync+0x198/0x19c [ 408.364794][T15797] loop0: detected capacity change from 0 to 32768 [ 408.366576][T15797] btrfs: Deprecated parameter 'usebackuproot' [ 408.367838][T15797] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.369832][T15797] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15797) [ 408.372244][T15797] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.374653][T15797] FAULT_INJECTION: forcing a failure. [ 408.374653][T15797] name failslab, interval 1, probability 0, space 0, times 0 [ 408.374686][T15797] CPU: 1 UID: 0 PID: 15797 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.374698][T15797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.374705][T15797] Call trace: [ 408.374708][T15797] show_stack+0x2c/0x3c (C) [ 408.374723][T15797] __dump_stack+0x30/0x40 [ 408.374730][T15797] dump_stack_lvl+0xd8/0x12c [ 408.374736][T15797] dump_stack+0x1c/0x28 [ 408.374744][T15797] should_fail_ex+0x41c/0x594 [ 408.374753][T15797] should_failslab+0xc0/0x128 [ 408.374762][T15797] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.374770][T15797] __es_insert_extent+0x52c/0x1234 [ 408.374778][T15797] ext4_es_insert_extent+0x54c/0x2910 [ 408.374784][T15797] ext4_ext_map_blocks+0x190c/0x5494 [ 408.374790][T15797] ext4_map_query_blocks+0x118/0x724 [ 408.374795][T15797] ext4_map_blocks+0x3c8/0x14a8 [ 408.374800][T15797] ext4_iomap_begin+0xf10/0x1378 [ 408.374806][T15797] iomap_iter+0x494/0xe10 [ 408.374812][T15797] __iomap_dio_rw+0xa00/0x1c34 [ 408.374818][T15797] iomap_dio_rw+0x5c/0xa8 [ 408.374825][T15797] ext4_file_write_iter+0x13e8/0x1864 [ 408.374831][T15797] vfs_write+0x540/0xa3c [ 408.374837][T15797] ksys_write+0x120/0x210 [ 408.374843][T15797] __arm64_sys_write+0x7c/0x90 [ 408.374849][T15797] invoke_syscall+0x98/0x2b8 [ 408.374855][T15797] el0_svc_common+0x130/0x23c [ 408.374860][T15797] do_el0_svc+0x48/0x58 [ 408.374864][T15797] el0_svc+0x58/0x180 [ 408.374871][T15797] el0t_64_sync_handler+0x84/0x12c [ 408.374877][T15797] el0t_64_sync+0x198/0x19c [ 408.480134][T15800] loop0: detected capacity change from 0 to 32768 [ 408.481983][T15800] btrfs: Deprecated parameter 'usebackuproot' [ 408.483177][T15800] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.485253][T15800] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15800) [ 408.485376][T15800] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.486311][T15800] FAULT_INJECTION: forcing a failure. [ 408.486311][T15800] name failslab, interval 1, probability 0, space 0, times 0 [ 408.486324][T15800] CPU: 0 UID: 0 PID: 15800 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.486332][T15800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.486336][T15800] Call trace: [ 408.486339][T15800] show_stack+0x2c/0x3c (C) [ 408.486351][T15800] __dump_stack+0x30/0x40 [ 408.486358][T15800] dump_stack_lvl+0xd8/0x12c [ 408.486363][T15800] dump_stack+0x1c/0x28 [ 408.486368][T15800] should_fail_ex+0x41c/0x594 [ 408.486375][T15800] should_failslab+0xc0/0x128 [ 408.486382][T15800] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.486390][T15800] __es_insert_extent+0x52c/0x1234 [ 408.486397][T15800] ext4_es_insert_extent+0x54c/0x2910 [ 408.486403][T15800] ext4_ext_map_blocks+0x190c/0x5494 [ 408.486410][T15800] ext4_map_query_blocks+0x118/0x724 [ 408.486415][T15800] ext4_map_blocks+0x3c8/0x14a8 [ 408.486420][T15800] ext4_iomap_begin+0xf10/0x1378 [ 408.486426][T15800] iomap_iter+0x494/0xe10 [ 408.486432][T15800] __iomap_dio_rw+0xa00/0x1c34 [ 408.486439][T15800] iomap_dio_rw+0x5c/0xa8 [ 408.486445][T15800] ext4_file_write_iter+0x13e8/0x1864 [ 408.486451][T15800] vfs_write+0x540/0xa3c [ 408.486458][T15800] ksys_write+0x120/0x210 [ 408.486464][T15800] __arm64_sys_write+0x7c/0x90 [ 408.486470][T15800] invoke_syscall+0x98/0x2b8 [ 408.486475][T15800] el0_svc_common+0x130/0x23c [ 408.486480][T15800] do_el0_svc+0x48/0x58 [ 408.486485][T15800] el0_svc+0x58/0x180 [ 408.486493][T15800] el0t_64_sync_handler+0x84/0x12c [ 408.486499][T15800] el0t_64_sync+0x198/0x19c [ 408.578263][T15802] loop0: detected capacity change from 0 to 32768 [ 408.579867][T15802] btrfs: Deprecated parameter 'usebackuproot' [ 408.580882][T15802] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.582589][T15802] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15802) [ 408.584676][T15802] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.587405][T15802] FAULT_INJECTION: forcing a failure. [ 408.587405][T15802] name failslab, interval 1, probability 0, space 0, times 0 [ 408.587433][T15802] CPU: 1 UID: 0 PID: 15802 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.587447][T15802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.587453][T15802] Call trace: [ 408.587456][T15802] show_stack+0x2c/0x3c (C) [ 408.587469][T15802] __dump_stack+0x30/0x40 [ 408.587479][T15802] dump_stack_lvl+0xd8/0x12c [ 408.587485][T15802] dump_stack+0x1c/0x28 [ 408.587490][T15802] should_fail_ex+0x41c/0x594 [ 408.587499][T15802] should_failslab+0xc0/0x128 [ 408.587506][T15802] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.587514][T15802] __es_insert_extent+0x52c/0x1234 [ 408.587521][T15802] ext4_es_insert_extent+0x54c/0x2910 [ 408.587527][T15802] ext4_ext_map_blocks+0x190c/0x5494 [ 408.587533][T15802] ext4_map_query_blocks+0x118/0x724 [ 408.587539][T15802] ext4_map_blocks+0x3c8/0x14a8 [ 408.587544][T15802] ext4_iomap_begin+0xf10/0x1378 [ 408.587549][T15802] iomap_iter+0x494/0xe10 [ 408.587555][T15802] __iomap_dio_rw+0xa00/0x1c34 [ 408.587562][T15802] iomap_dio_rw+0x5c/0xa8 [ 408.587568][T15802] ext4_file_write_iter+0x13e8/0x1864 [ 408.587574][T15802] vfs_write+0x540/0xa3c [ 408.587580][T15802] ksys_write+0x120/0x210 [ 408.587586][T15802] __arm64_sys_write+0x7c/0x90 [ 408.587592][T15802] invoke_syscall+0x98/0x2b8 [ 408.587597][T15802] el0_svc_common+0x130/0x23c [ 408.587602][T15802] do_el0_svc+0x48/0x58 [ 408.587607][T15802] el0_svc+0x58/0x180 [ 408.587614][T15802] el0t_64_sync_handler+0x84/0x12c [ 408.587620][T15802] el0t_64_sync+0x198/0x19c [ 408.690938][T15806] loop0: detected capacity change from 0 to 32768 [ 408.694987][T15806] btrfs: Deprecated parameter 'usebackuproot' [ 408.695024][T15806] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.697644][T15806] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15806) [ 408.700025][T15806] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.702629][T15806] FAULT_INJECTION: forcing a failure. [ 408.702629][T15806] name failslab, interval 1, probability 0, space 0, times 0 [ 408.702667][T15806] CPU: 1 UID: 0 PID: 15806 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.702679][T15806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.702685][T15806] Call trace: [ 408.702689][T15806] show_stack+0x2c/0x3c (C) [ 408.702704][T15806] __dump_stack+0x30/0x40 [ 408.702711][T15806] dump_stack_lvl+0xd8/0x12c [ 408.702717][T15806] dump_stack+0x1c/0x28 [ 408.702722][T15806] should_fail_ex+0x41c/0x594 [ 408.702730][T15806] should_failslab+0xc0/0x128 [ 408.702737][T15806] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.702745][T15806] __es_insert_extent+0x52c/0x1234 [ 408.702752][T15806] ext4_es_insert_extent+0x54c/0x2910 [ 408.702758][T15806] ext4_ext_map_blocks+0x190c/0x5494 [ 408.702764][T15806] ext4_map_query_blocks+0x118/0x724 [ 408.702770][T15806] ext4_map_blocks+0x3c8/0x14a8 [ 408.702775][T15806] ext4_iomap_begin+0xf10/0x1378 [ 408.702780][T15806] iomap_iter+0x494/0xe10 [ 408.702787][T15806] __iomap_dio_rw+0xa00/0x1c34 [ 408.702793][T15806] iomap_dio_rw+0x5c/0xa8 [ 408.702799][T15806] ext4_file_write_iter+0x13e8/0x1864 [ 408.702806][T15806] vfs_write+0x540/0xa3c [ 408.702812][T15806] ksys_write+0x120/0x210 [ 408.702818][T15806] __arm64_sys_write+0x7c/0x90 [ 408.702824][T15806] invoke_syscall+0x98/0x2b8 [ 408.702830][T15806] el0_svc_common+0x130/0x23c [ 408.702838][T15806] do_el0_svc+0x48/0x58 [ 408.702844][T15806] el0_svc+0x58/0x180 [ 408.702852][T15806] el0t_64_sync_handler+0x84/0x12c [ 408.702859][T15806] el0t_64_sync+0x198/0x19c [ 408.801611][T15809] loop0: detected capacity change from 0 to 32768 [ 408.804711][T15809] btrfs: Deprecated parameter 'usebackuproot' [ 408.805780][T15809] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.807840][T15809] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15809) [ 408.810158][T15809] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.812875][T15809] FAULT_INJECTION: forcing a failure. [ 408.812875][T15809] name failslab, interval 1, probability 0, space 0, times 0 [ 408.812929][T15809] CPU: 1 UID: 0 PID: 15809 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.812941][T15809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.812947][T15809] Call trace: [ 408.812951][T15809] show_stack+0x2c/0x3c (C) [ 408.812964][T15809] __dump_stack+0x30/0x40 [ 408.812971][T15809] dump_stack_lvl+0xd8/0x12c [ 408.812977][T15809] dump_stack+0x1c/0x28 [ 408.812981][T15809] should_fail_ex+0x41c/0x594 [ 408.812989][T15809] should_failslab+0xc0/0x128 [ 408.812996][T15809] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.813004][T15809] __es_insert_extent+0x52c/0x1234 [ 408.813011][T15809] ext4_es_insert_extent+0x54c/0x2910 [ 408.813017][T15809] ext4_ext_map_blocks+0x190c/0x5494 [ 408.813023][T15809] ext4_map_query_blocks+0x118/0x724 [ 408.813029][T15809] ext4_map_blocks+0x3c8/0x14a8 [ 408.813034][T15809] ext4_iomap_begin+0xf10/0x1378 [ 408.813040][T15809] iomap_iter+0x494/0xe10 [ 408.813046][T15809] __iomap_dio_rw+0xa00/0x1c34 [ 408.813052][T15809] iomap_dio_rw+0x5c/0xa8 [ 408.813059][T15809] ext4_file_write_iter+0x13e8/0x1864 [ 408.813065][T15809] vfs_write+0x540/0xa3c [ 408.813072][T15809] ksys_write+0x120/0x210 [ 408.813078][T15809] __arm64_sys_write+0x7c/0x90 [ 408.813084][T15809] invoke_syscall+0x98/0x2b8 [ 408.813089][T15809] el0_svc_common+0x130/0x23c [ 408.813095][T15809] do_el0_svc+0x48/0x58 [ 408.813100][T15809] el0_svc+0x58/0x180 [ 408.813107][T15809] el0t_64_sync_handler+0x84/0x12c [ 408.813113][T15809] el0t_64_sync+0x198/0x19c [ 408.918629][T15812] loop0: detected capacity change from 0 to 32768 [ 408.919565][T15812] btrfs: Deprecated parameter 'usebackuproot' [ 408.919579][T15812] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 408.920397][T15812] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15812) [ 408.920479][T15812] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 408.922118][T15812] FAULT_INJECTION: forcing a failure. [ 408.922118][T15812] name failslab, interval 1, probability 0, space 0, times 0 [ 408.922132][T15812] CPU: 0 UID: 0 PID: 15812 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 408.922140][T15812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 408.922144][T15812] Call trace: [ 408.922146][T15812] show_stack+0x2c/0x3c (C) [ 408.922158][T15812] __dump_stack+0x30/0x40 [ 408.922164][T15812] dump_stack_lvl+0xd8/0x12c [ 408.922169][T15812] dump_stack+0x1c/0x28 [ 408.922174][T15812] should_fail_ex+0x41c/0x594 [ 408.922181][T15812] should_failslab+0xc0/0x128 [ 408.922188][T15812] kmem_cache_alloc_noprof+0x80/0x3e8 [ 408.922195][T15812] __es_insert_extent+0x52c/0x1234 [ 408.922202][T15812] ext4_es_insert_extent+0x54c/0x2910 [ 408.922209][T15812] ext4_ext_map_blocks+0x190c/0x5494 [ 408.922214][T15812] ext4_map_query_blocks+0x118/0x724 [ 408.922220][T15812] ext4_map_blocks+0x3c8/0x14a8 [ 408.922225][T15812] ext4_iomap_begin+0xf10/0x1378 [ 408.922231][T15812] iomap_iter+0x494/0xe10 [ 408.922237][T15812] __iomap_dio_rw+0xa00/0x1c34 [ 408.922243][T15812] iomap_dio_rw+0x5c/0xa8 [ 408.922249][T15812] ext4_file_write_iter+0x13e8/0x1864 [ 408.922255][T15812] vfs_write+0x540/0xa3c [ 408.922261][T15812] ksys_write+0x120/0x210 [ 408.922267][T15812] __arm64_sys_write+0x7c/0x90 [ 408.922273][T15812] invoke_syscall+0x98/0x2b8 [ 408.922279][T15812] el0_svc_common+0x130/0x23c [ 408.922284][T15812] do_el0_svc+0x48/0x58 [ 408.922289][T15812] el0_svc+0x58/0x180 [ 408.922296][T15812] el0t_64_sync_handler+0x84/0x12c [ 408.922302][T15812] el0t_64_sync+0x198/0x19c [ 409.022831][T15814] loop0: detected capacity change from 0 to 32768 [ 409.024632][T15814] btrfs: Deprecated parameter 'usebackuproot' [ 409.025810][T15814] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.027990][T15814] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15814) [ 409.028106][T15814] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.029043][T15814] FAULT_INJECTION: forcing a failure. [ 409.029043][T15814] name failslab, interval 1, probability 0, space 0, times 0 [ 409.029056][T15814] CPU: 0 UID: 0 PID: 15814 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.029064][T15814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.029068][T15814] Call trace: [ 409.029071][T15814] show_stack+0x2c/0x3c (C) [ 409.029085][T15814] __dump_stack+0x30/0x40 [ 409.029092][T15814] dump_stack_lvl+0xd8/0x12c [ 409.029097][T15814] dump_stack+0x1c/0x28 [ 409.029102][T15814] should_fail_ex+0x41c/0x594 [ 409.029110][T15814] should_failslab+0xc0/0x128 [ 409.029117][T15814] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.029125][T15814] __es_insert_extent+0x52c/0x1234 [ 409.029132][T15814] ext4_es_insert_extent+0x54c/0x2910 [ 409.029139][T15814] ext4_ext_map_blocks+0x190c/0x5494 [ 409.029145][T15814] ext4_map_query_blocks+0x118/0x724 [ 409.029151][T15814] ext4_map_blocks+0x3c8/0x14a8 [ 409.029156][T15814] ext4_iomap_begin+0xf10/0x1378 [ 409.029162][T15814] iomap_iter+0x494/0xe10 [ 409.029168][T15814] __iomap_dio_rw+0xa00/0x1c34 [ 409.029175][T15814] iomap_dio_rw+0x5c/0xa8 [ 409.029181][T15814] ext4_file_write_iter+0x13e8/0x1864 [ 409.029188][T15814] vfs_write+0x540/0xa3c [ 409.029194][T15814] ksys_write+0x120/0x210 [ 409.029200][T15814] __arm64_sys_write+0x7c/0x90 [ 409.029207][T15814] invoke_syscall+0x98/0x2b8 [ 409.029213][T15814] el0_svc_common+0x130/0x23c [ 409.029218][T15814] do_el0_svc+0x48/0x58 [ 409.029223][T15814] el0_svc+0x58/0x180 [ 409.029230][T15814] el0t_64_sync_handler+0x84/0x12c [ 409.029236][T15814] el0t_64_sync+0x198/0x19c [ 409.127381][T15818] loop0: detected capacity change from 0 to 32768 [ 409.129254][T15818] btrfs: Deprecated parameter 'usebackuproot' [ 409.129646][T15818] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.130041][T15818] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15818) [ 409.130125][T15818] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.131081][T15818] FAULT_INJECTION: forcing a failure. [ 409.131081][T15818] name failslab, interval 1, probability 0, space 0, times 0 [ 409.131095][T15818] CPU: 0 UID: 0 PID: 15818 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.131103][T15818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.131107][T15818] Call trace: [ 409.131110][T15818] show_stack+0x2c/0x3c (C) [ 409.131123][T15818] __dump_stack+0x30/0x40 [ 409.131130][T15818] dump_stack_lvl+0xd8/0x12c [ 409.131135][T15818] dump_stack+0x1c/0x28 [ 409.131140][T15818] should_fail_ex+0x41c/0x594 [ 409.131148][T15818] should_failslab+0xc0/0x128 [ 409.131155][T15818] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.131162][T15818] __es_insert_extent+0x52c/0x1234 [ 409.131170][T15818] ext4_es_insert_extent+0x54c/0x2910 [ 409.131176][T15818] ext4_ext_map_blocks+0x190c/0x5494 [ 409.131182][T15818] ext4_map_query_blocks+0x118/0x724 [ 409.131187][T15818] ext4_map_blocks+0x3c8/0x14a8 [ 409.131193][T15818] ext4_iomap_begin+0xf10/0x1378 [ 409.131198][T15818] iomap_iter+0x494/0xe10 [ 409.131205][T15818] __iomap_dio_rw+0xa00/0x1c34 [ 409.131211][T15818] iomap_dio_rw+0x5c/0xa8 [ 409.131218][T15818] ext4_file_write_iter+0x13e8/0x1864 [ 409.131224][T15818] vfs_write+0x540/0xa3c [ 409.131231][T15818] ksys_write+0x120/0x210 [ 409.131237][T15818] __arm64_sys_write+0x7c/0x90 [ 409.131243][T15818] invoke_syscall+0x98/0x2b8 [ 409.131249][T15818] el0_svc_common+0x130/0x23c [ 409.131254][T15818] do_el0_svc+0x48/0x58 [ 409.131259][T15818] el0_svc+0x58/0x180 [ 409.131266][T15818] el0t_64_sync_handler+0x84/0x12c [ 409.131272][T15818] el0t_64_sync+0x198/0x19c [ 409.226290][T15820] loop0: detected capacity change from 0 to 32768 [ 409.230254][T15820] btrfs: Deprecated parameter 'usebackuproot' [ 409.230935][T15820] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.231186][T15820] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15820) [ 409.231279][T15820] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.232466][T15820] FAULT_INJECTION: forcing a failure. [ 409.232466][T15820] name failslab, interval 1, probability 0, space 0, times 0 [ 409.232481][T15820] CPU: 0 UID: 0 PID: 15820 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.232489][T15820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.232493][T15820] Call trace: [ 409.232496][T15820] show_stack+0x2c/0x3c (C) [ 409.232509][T15820] __dump_stack+0x30/0x40 [ 409.232515][T15820] dump_stack_lvl+0xd8/0x12c [ 409.232521][T15820] dump_stack+0x1c/0x28 [ 409.232525][T15820] should_fail_ex+0x41c/0x594 [ 409.232534][T15820] should_failslab+0xc0/0x128 [ 409.232540][T15820] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.232548][T15820] __es_insert_extent+0x52c/0x1234 [ 409.232555][T15820] ext4_es_insert_extent+0x54c/0x2910 [ 409.232561][T15820] ext4_ext_map_blocks+0x190c/0x5494 [ 409.232567][T15820] ext4_map_query_blocks+0x118/0x724 [ 409.232573][T15820] ext4_map_blocks+0x3c8/0x14a8 [ 409.232578][T15820] ext4_iomap_begin+0xf10/0x1378 [ 409.232583][T15820] iomap_iter+0x494/0xe10 [ 409.232590][T15820] __iomap_dio_rw+0xa00/0x1c34 [ 409.232596][T15820] iomap_dio_rw+0x5c/0xa8 [ 409.232602][T15820] ext4_file_write_iter+0x13e8/0x1864 [ 409.232609][T15820] vfs_write+0x540/0xa3c [ 409.232615][T15820] ksys_write+0x120/0x210 [ 409.232621][T15820] __arm64_sys_write+0x7c/0x90 [ 409.232627][T15820] invoke_syscall+0x98/0x2b8 [ 409.232633][T15820] el0_svc_common+0x130/0x23c [ 409.232638][T15820] do_el0_svc+0x48/0x58 [ 409.232643][T15820] el0_svc+0x58/0x180 [ 409.232650][T15820] el0t_64_sync_handler+0x84/0x12c [ 409.232656][T15820] el0t_64_sync+0x198/0x19c [ 409.331176][T15824] loop0: detected capacity change from 0 to 32768 [ 409.333044][T15824] btrfs: Deprecated parameter 'usebackuproot' [ 409.334064][T15824] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.335899][T15824] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15824) [ 409.338628][T15824] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.340907][T15824] FAULT_INJECTION: forcing a failure. [ 409.340907][T15824] name failslab, interval 1, probability 0, space 0, times 0 [ 409.340945][T15824] CPU: 1 UID: 0 PID: 15824 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.340959][T15824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.340964][T15824] Call trace: [ 409.340967][T15824] show_stack+0x2c/0x3c (C) [ 409.340980][T15824] __dump_stack+0x30/0x40 [ 409.340986][T15824] dump_stack_lvl+0xd8/0x12c [ 409.340992][T15824] dump_stack+0x1c/0x28 [ 409.340997][T15824] should_fail_ex+0x41c/0x594 [ 409.341004][T15824] should_failslab+0xc0/0x128 [ 409.341011][T15824] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.341018][T15824] __es_insert_extent+0x52c/0x1234 [ 409.341026][T15824] ext4_es_insert_extent+0x54c/0x2910 [ 409.341032][T15824] ext4_ext_map_blocks+0x190c/0x5494 [ 409.341038][T15824] ext4_map_query_blocks+0x118/0x724 [ 409.341043][T15824] ext4_map_blocks+0x3c8/0x14a8 [ 409.341049][T15824] ext4_iomap_begin+0xf10/0x1378 [ 409.341054][T15824] iomap_iter+0x494/0xe10 [ 409.341060][T15824] __iomap_dio_rw+0xa00/0x1c34 [ 409.341067][T15824] iomap_dio_rw+0x5c/0xa8 [ 409.341073][T15824] ext4_file_write_iter+0x13e8/0x1864 [ 409.341079][T15824] vfs_write+0x540/0xa3c [ 409.341085][T15824] ksys_write+0x120/0x210 [ 409.341091][T15824] __arm64_sys_write+0x7c/0x90 [ 409.341097][T15824] invoke_syscall+0x98/0x2b8 [ 409.341103][T15824] el0_svc_common+0x130/0x23c [ 409.341107][T15824] do_el0_svc+0x48/0x58 [ 409.341112][T15824] el0_svc+0x58/0x180 [ 409.341119][T15824] el0t_64_sync_handler+0x84/0x12c [ 409.341125][T15824] el0t_64_sync+0x198/0x19c [ 409.437064][T15827] loop0: detected capacity change from 0 to 32768 [ 409.438990][T15827] btrfs: Deprecated parameter 'usebackuproot' [ 409.440043][T15827] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.441859][T15827] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15827) [ 409.444014][T15827] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.446491][T15827] FAULT_INJECTION: forcing a failure. [ 409.446491][T15827] name failslab, interval 1, probability 0, space 0, times 0 [ 409.446523][T15827] CPU: 1 UID: 0 PID: 15827 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.446537][T15827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.446544][T15827] Call trace: [ 409.446548][T15827] show_stack+0x2c/0x3c (C) [ 409.446562][T15827] __dump_stack+0x30/0x40 [ 409.446569][T15827] dump_stack_lvl+0xd8/0x12c [ 409.446575][T15827] dump_stack+0x1c/0x28 [ 409.446580][T15827] should_fail_ex+0x41c/0x594 [ 409.446587][T15827] should_failslab+0xc0/0x128 [ 409.446597][T15827] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.446605][T15827] __es_insert_extent+0x52c/0x1234 [ 409.446612][T15827] ext4_es_insert_extent+0x54c/0x2910 [ 409.446618][T15827] ext4_ext_map_blocks+0x190c/0x5494 [ 409.446624][T15827] ext4_map_query_blocks+0x118/0x724 [ 409.446629][T15827] ext4_map_blocks+0x3c8/0x14a8 [ 409.446635][T15827] ext4_iomap_begin+0xf10/0x1378 [ 409.446640][T15827] iomap_iter+0x494/0xe10 [ 409.446647][T15827] __iomap_dio_rw+0xa00/0x1c34 [ 409.446653][T15827] iomap_dio_rw+0x5c/0xa8 [ 409.446659][T15827] ext4_file_write_iter+0x13e8/0x1864 [ 409.446665][T15827] vfs_write+0x540/0xa3c [ 409.446672][T15827] ksys_write+0x120/0x210 [ 409.446678][T15827] __arm64_sys_write+0x7c/0x90 [ 409.446684][T15827] invoke_syscall+0x98/0x2b8 [ 409.446690][T15827] el0_svc_common+0x130/0x23c [ 409.446695][T15827] do_el0_svc+0x48/0x58 [ 409.446700][T15827] el0_svc+0x58/0x180 [ 409.446707][T15827] el0t_64_sync_handler+0x84/0x12c [ 409.446713][T15827] el0t_64_sync+0x198/0x19c [ 409.546398][T15830] loop0: detected capacity change from 0 to 32768 [ 409.548574][T15830] btrfs: Deprecated parameter 'usebackuproot' [ 409.549872][T15830] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.551720][T15830] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15830) [ 409.554177][T15830] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.557648][T15830] FAULT_INJECTION: forcing a failure. [ 409.557648][T15830] name failslab, interval 1, probability 0, space 0, times 0 [ 409.557672][T15830] CPU: 1 UID: 0 PID: 15830 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.557683][T15830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.557688][T15830] Call trace: [ 409.557692][T15830] show_stack+0x2c/0x3c (C) [ 409.557707][T15830] __dump_stack+0x30/0x40 [ 409.557715][T15830] dump_stack_lvl+0xd8/0x12c [ 409.557721][T15830] dump_stack+0x1c/0x28 [ 409.557726][T15830] should_fail_ex+0x41c/0x594 [ 409.557734][T15830] should_failslab+0xc0/0x128 [ 409.557741][T15830] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.557749][T15830] __es_insert_extent+0x52c/0x1234 [ 409.557756][T15830] ext4_es_insert_extent+0x54c/0x2910 [ 409.557762][T15830] ext4_ext_map_blocks+0x190c/0x5494 [ 409.557768][T15830] ext4_map_query_blocks+0x118/0x724 [ 409.557774][T15830] ext4_map_blocks+0x3c8/0x14a8 [ 409.557779][T15830] ext4_iomap_begin+0xf10/0x1378 [ 409.557785][T15830] iomap_iter+0x494/0xe10 [ 409.557791][T15830] __iomap_dio_rw+0xa00/0x1c34 [ 409.557798][T15830] iomap_dio_rw+0x5c/0xa8 [ 409.557804][T15830] ext4_file_write_iter+0x13e8/0x1864 [ 409.557810][T15830] vfs_write+0x540/0xa3c [ 409.557817][T15830] ksys_write+0x120/0x210 [ 409.557823][T15830] __arm64_sys_write+0x7c/0x90 [ 409.557829][T15830] invoke_syscall+0x98/0x2b8 [ 409.557834][T15830] el0_svc_common+0x130/0x23c [ 409.557839][T15830] do_el0_svc+0x48/0x58 [ 409.557844][T15830] el0_svc+0x58/0x180 [ 409.557851][T15830] el0t_64_sync_handler+0x84/0x12c [ 409.557857][T15830] el0t_64_sync+0x198/0x19c [ 409.662061][T15833] loop0: detected capacity change from 0 to 32768 [ 409.664440][T15833] btrfs: Deprecated parameter 'usebackuproot' [ 409.665739][T15833] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.667809][T15833] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15833) [ 409.670229][T15833] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.672847][T15833] FAULT_INJECTION: forcing a failure. [ 409.672847][T15833] name failslab, interval 1, probability 0, space 0, times 0 [ 409.672880][T15833] CPU: 1 UID: 0 PID: 15833 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.672896][T15833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.672902][T15833] Call trace: [ 409.672908][T15833] show_stack+0x2c/0x3c (C) [ 409.672923][T15833] __dump_stack+0x30/0x40 [ 409.672930][T15833] dump_stack_lvl+0xd8/0x12c [ 409.672935][T15833] dump_stack+0x1c/0x28 [ 409.672940][T15833] should_fail_ex+0x41c/0x594 [ 409.672948][T15833] should_failslab+0xc0/0x128 [ 409.672955][T15833] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.672962][T15833] __es_insert_extent+0x52c/0x1234 [ 409.672970][T15833] ext4_es_insert_extent+0x54c/0x2910 [ 409.672976][T15833] ext4_ext_map_blocks+0x190c/0x5494 [ 409.672982][T15833] ext4_map_query_blocks+0x118/0x724 [ 409.672988][T15833] ext4_map_blocks+0x3c8/0x14a8 [ 409.672993][T15833] ext4_iomap_begin+0xf10/0x1378 [ 409.672998][T15833] iomap_iter+0x494/0xe10 [ 409.673005][T15833] __iomap_dio_rw+0xa00/0x1c34 [ 409.673011][T15833] iomap_dio_rw+0x5c/0xa8 [ 409.673017][T15833] ext4_file_write_iter+0x13e8/0x1864 [ 409.673024][T15833] vfs_write+0x540/0xa3c [ 409.673030][T15833] ksys_write+0x120/0x210 [ 409.673036][T15833] __arm64_sys_write+0x7c/0x90 [ 409.673042][T15833] invoke_syscall+0x98/0x2b8 [ 409.673047][T15833] el0_svc_common+0x130/0x23c [ 409.673052][T15833] do_el0_svc+0x48/0x58 [ 409.673057][T15833] el0_svc+0x58/0x180 [ 409.673064][T15833] el0t_64_sync_handler+0x84/0x12c [ 409.673071][T15833] el0t_64_sync+0x198/0x19c [ 409.776163][T15836] loop0: detected capacity change from 0 to 32768 [ 409.777613][T15836] btrfs: Deprecated parameter 'usebackuproot' [ 409.777640][T15836] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.778213][T15836] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15836) [ 409.778309][T15836] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.782625][T15836] FAULT_INJECTION: forcing a failure. [ 409.782625][T15836] name failslab, interval 1, probability 0, space 0, times 0 [ 409.782639][T15836] CPU: 0 UID: 0 PID: 15836 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.782647][T15836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.782651][T15836] Call trace: [ 409.782654][T15836] show_stack+0x2c/0x3c (C) [ 409.782666][T15836] __dump_stack+0x30/0x40 [ 409.782672][T15836] dump_stack_lvl+0xd8/0x12c [ 409.782677][T15836] dump_stack+0x1c/0x28 [ 409.782682][T15836] should_fail_ex+0x41c/0x594 [ 409.782689][T15836] should_failslab+0xc0/0x128 [ 409.782696][T15836] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.782703][T15836] __es_insert_extent+0x52c/0x1234 [ 409.782710][T15836] ext4_es_insert_extent+0x54c/0x2910 [ 409.782716][T15836] ext4_ext_map_blocks+0x190c/0x5494 [ 409.782722][T15836] ext4_map_query_blocks+0x118/0x724 [ 409.782728][T15836] ext4_map_blocks+0x3c8/0x14a8 [ 409.782733][T15836] ext4_iomap_begin+0xf10/0x1378 [ 409.782738][T15836] iomap_iter+0x494/0xe10 [ 409.782745][T15836] __iomap_dio_rw+0xa00/0x1c34 [ 409.782751][T15836] iomap_dio_rw+0x5c/0xa8 [ 409.782757][T15836] ext4_file_write_iter+0x13e8/0x1864 [ 409.782763][T15836] vfs_write+0x540/0xa3c [ 409.782770][T15836] ksys_write+0x120/0x210 [ 409.782775][T15836] __arm64_sys_write+0x7c/0x90 [ 409.782781][T15836] invoke_syscall+0x98/0x2b8 [ 409.782787][T15836] el0_svc_common+0x130/0x23c [ 409.782792][T15836] do_el0_svc+0x48/0x58 [ 409.782796][T15836] el0_svc+0x58/0x180 [ 409.782803][T15836] el0t_64_sync_handler+0x84/0x12c [ 409.782809][T15836] el0t_64_sync+0x198/0x19c [ 409.885930][T15838] loop0: detected capacity change from 0 to 32768 [ 409.886428][T15838] btrfs: Deprecated parameter 'usebackuproot' [ 409.886453][T15838] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.890609][T15838] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15838) [ 409.890734][T15838] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 409.893202][T15838] FAULT_INJECTION: forcing a failure. [ 409.893202][T15838] name failslab, interval 1, probability 0, space 0, times 0 [ 409.893221][T15838] CPU: 0 UID: 0 PID: 15838 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 409.893229][T15838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 409.893234][T15838] Call trace: [ 409.893237][T15838] show_stack+0x2c/0x3c (C) [ 409.893250][T15838] __dump_stack+0x30/0x40 [ 409.893257][T15838] dump_stack_lvl+0xd8/0x12c [ 409.893262][T15838] dump_stack+0x1c/0x28 [ 409.893267][T15838] should_fail_ex+0x41c/0x594 [ 409.893275][T15838] should_failslab+0xc0/0x128 [ 409.893282][T15838] kmem_cache_alloc_noprof+0x80/0x3e8 [ 409.893289][T15838] __es_insert_extent+0x52c/0x1234 [ 409.893297][T15838] ext4_es_insert_extent+0x54c/0x2910 [ 409.893303][T15838] ext4_ext_map_blocks+0x190c/0x5494 [ 409.893309][T15838] ext4_map_query_blocks+0x118/0x724 [ 409.893315][T15838] ext4_map_blocks+0x3c8/0x14a8 [ 409.893320][T15838] ext4_iomap_begin+0xf10/0x1378 [ 409.893326][T15838] iomap_iter+0x494/0xe10 [ 409.893333][T15838] __iomap_dio_rw+0xa00/0x1c34 [ 409.893339][T15838] iomap_dio_rw+0x5c/0xa8 [ 409.893345][T15838] ext4_file_write_iter+0x13e8/0x1864 [ 409.893352][T15838] vfs_write+0x540/0xa3c [ 409.893359][T15838] ksys_write+0x120/0x210 [ 409.893365][T15838] __arm64_sys_write+0x7c/0x90 [ 409.893371][T15838] invoke_syscall+0x98/0x2b8 [ 409.893376][T15838] el0_svc_common+0x130/0x23c [ 409.893381][T15838] do_el0_svc+0x48/0x58 [ 409.893386][T15838] el0_svc+0x58/0x180 [ 409.893393][T15838] el0t_64_sync_handler+0x84/0x12c [ 409.893399][T15838] el0t_64_sync+0x198/0x19c [ 409.992458][T15842] loop0: detected capacity change from 0 to 32768 [ 409.993476][T15842] btrfs: Deprecated parameter 'usebackuproot' [ 409.993487][T15842] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 409.996476][T15842] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (15842) [ 410.006718][T15842] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 410.009711][T15842] FAULT_INJECTION: forcing a failure. [ 410.009711][T15842] name failslab, interval 1, probability 0, space 0, times 0 [ 410.009740][T15842] CPU: 1 UID: 0 PID: 15842 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT [ 410.009751][T15842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 410.009756][T15842] Call trace: [ 410.009759][T15842] show_stack+0x2c/0x3c (C) [ 410.009772][T15842] __dump_stack+0x30/0x40 [ 410.009779][T15842] dump_stack_lvl+0xd8/0x12c [ 410.009784][T15842] dump_stack+0x1c/0x28 [ 410.009789][T15842] should_fail_ex+0x41c/0x594 [ 410.009797][T15842] should_failslab+0xc0/0x128 Warning: Permanently added '10.128.0.232' (ED25519) to the list of known hosts. [ 410.009804][T15842] kmem_cache_alloc_noprof+0x80/0x3e8 [ 410.009811][T15842] __es_insert_extent+0x52c/0x1234 [ 410.009819][T15842] ext4_es_insert_extent+0x54c/0x2910 [ 410.009825][T15842] ext4_ext_map_blocks+0x190c/0x5494 [ 410.009831][T15842] ext4_map_query_blocks+0x118/0x724 [ 410.009837][T15842] ext4_map_blocks+0x3c8/0x14a8 [ 410.009842][T15842] ext4_iomap_begin+0xf10/0x1378 [ 410.009848][T15842] iomap_iter+0x494/0xe10 [ 410.009854][T15842] __iomap_dio_rw+0xa00/0x1c34 [ 410.009861][T15842] iomap_dio_rw+0x5c/0xa8 [ 410.009867][T15842] ext4_file_write_iter+0x13e8/0x1864 [ 410.009873][T15842] vfs_write+0x540/0xa3c [ 410.009880][T15842] ksys_write+0x120/0x210 [ 410.009891][T15842] __arm64_sys_write+0x7c/0x90 [ 410.009897][T15842] invoke_syscall+0x98/0x2b8 [ 410.009903][T15842] el0_svc_common+0x130/0x23c [ 410.009908][T15842] do_el0_svc+0x48/0x58 [ 410.009913][T15842] el0_svc+0x58/0x180 [ 410.009921][T15842] el0t_64_sync_handler+0x84/0x12c [ 410.009927][T15842] el0t_64_sync+0x198/0x19c [ 410.441705][ T14] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 410.501466][ T14] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 410.541480][ T14] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 410.592304][ T14] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 410.724583][ T14] bridge_slave_1: left allmulticast mode [ 410.724618][ T14] bridge_slave_1: left promiscuous mode [ 410.724712][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 410.730928][ T14] bridge_slave_0: left allmulticast mode [ 410.730955][ T14] bridge_slave_0: left promiscuous mode [ 410.731116][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 410.861617][ T14] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 410.897863][ T14] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 410.917406][ T14] bond0 (unregistering): Released all slaves [ 410.999776][ T14] hsr_slave_0: left promiscuous mode [ 411.000978][ T14] hsr_slave_1: left promiscuous mode [ 411.002267][ T14] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 411.003893][ T14] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 411.005467][ T14] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 411.008364][ T14] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 411.013768][ T14] veth1_macvtap: left promiscuous mode [ 411.014905][ T14] veth0_macvtap: left promiscuous mode [ 411.015974][ T14] veth1_vlan: left promiscuous mode [ 411.017177][ T14] veth0_vlan: left promiscuous mode [ 411.128120][ T14] team0 (unregistering): Port device team_slave_1 removed [ 411.134284][ T14] team0 (unregistering): Port device team_slave_0 removed [ 412.238889][T15910] loop0: detected capacity change from 0 to 32768 [ 412.239986][T15910] btrfs: Deprecated parameter 'usebackuproot' [ 412.240018][T15910] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 412.240465][T15910] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor218 (15910) [ 412.240543][T15910] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 412.270965][T15910] FAULT_INJECTION: forcing a failure. [ 412.270965][T15910] name failslab, interval 1, probability 0, space 0, times 0 [ 412.270994][T15910] CPU: 1 UID: 0 PID: 15910 Comm: syz-executor218 Not tainted syzkaller #0 PREEMPT [