549.607595][T17330] do_pwritev+0x120/0x234 [ 549.607603][T17330] __arm64_sys_pwritev2+0xd4/0x108 [ 549.607616][T17330] invoke_syscall+0x98/0x244 [ 549.607627][T17330] el0_svc_common+0xe8/0x23c [ 549.607636][T17330] do_el0_svc+0x48/0x58 [ 549.607646][T17330] el0_svc+0x64/0x260 [ 549.607654][T17330] el0t_64_sync_handler+0x48/0x148 executing program [ 549.607662][T17330] el0t_64_sync+0x198/0x19c [ 549.716998][T17332] FAULT_INJECTION: forcing a failure. [ 549.716998][T17332] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 549.719431][T17332] CPU: 0 UID: 0 PID: 17332 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 549.719452][T17332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 549.719459][T17332] Call trace: [ 549.719463][T17332] show_stack+0x2c/0x3c (C) [ 549.719486][T17332] __dump_stack+0x30/0x40 [ 549.719497][T17332] dump_stack_lvl+0xd8/0x12c [ 549.719508][T17332] dump_stack+0x1c/0x28 [ 549.719517][T17332] should_fail_ex+0x414/0x588 [ 549.719527][T17332] should_fail_alloc_page+0xec/0x10c [ 549.719536][T17332] prepare_alloc_pages+0x198/0x4b0 [ 549.719545][T17332] __alloc_frozen_pages_noprof+0x134/0x31c [ 549.719554][T17332] alloc_pages_mpol+0x1ec/0x464 [ 549.719563][T17332] folio_alloc_mpol_noprof+0x4c/0x248 [ 549.719572][T17332] shmem_alloc_folio+0xa0/0x150 [ 549.719585][T17332] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 549.719594][T17332] shmem_get_folio_gfp+0x4c8/0x1494 [ 549.719601][T17332] shmem_write_begin+0x160/0x450 [ 549.719609][T17332] generic_perform_write+0x234/0x7b8 [ 549.719618][T17332] shmem_file_write_iter+0x10c/0x134 [ 549.719625][T17332] do_iter_readv_writev+0x48c/0x6f8 [ 549.719637][T17332] vfs_writev+0x2c8/0x664 [ 549.719643][T17332] do_pwritev+0x120/0x234 [ 549.719650][T17332] __arm64_sys_pwritev2+0xd4/0x108 [ 549.719660][T17332] invoke_syscall+0x98/0x244 [ 549.719670][T17332] el0_svc_common+0xe8/0x23c [ 549.719680][T17332] do_el0_svc+0x48/0x58 [ 549.719689][T17332] el0_svc+0x64/0x260 [ 549.719697][T17332] el0t_64_sync_handler+0x48/0x148 [ 549.719705][T17332] el0t_64_sync+0x198/0x19c executing program [ 549.840946][T17334] FAULT_INJECTION: forcing a failure. [ 549.840946][T17334] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 549.840979][T17334] CPU: 1 UID: 0 PID: 17334 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 549.840991][T17334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 549.840997][T17334] Call trace: [ 549.841000][T17334] show_stack+0x2c/0x3c (C) [ 549.841020][T17334] __dump_stack+0x30/0x40 [ 549.841030][T17334] dump_stack_lvl+0xd8/0x12c [ 549.841040][T17334] dump_stack+0x1c/0x28 [ 549.841049][T17334] should_fail_ex+0x414/0x588 [ 549.841059][T17334] should_fail_alloc_page+0xec/0x10c [ 549.841068][T17334] prepare_alloc_pages+0x198/0x4b0 [ 549.841077][T17334] __alloc_frozen_pages_noprof+0x134/0x31c [ 549.841086][T17334] alloc_pages_mpol+0x1ec/0x464 [ 549.841095][T17334] folio_alloc_mpol_noprof+0x4c/0x248 [ 549.841104][T17334] shmem_alloc_folio+0xa0/0x150 [ 549.841113][T17334] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 549.841121][T17334] shmem_get_folio_gfp+0x4c8/0x1494 [ 549.841129][T17334] shmem_write_begin+0x160/0x450 [ 549.841137][T17334] generic_perform_write+0x234/0x7b8 [ 549.841146][T17334] shmem_file_write_iter+0x10c/0x134 [ 549.841154][T17334] do_iter_readv_writev+0x48c/0x6f8 [ 549.841164][T17334] vfs_writev+0x2c8/0x664 [ 549.841171][T17334] do_pwritev+0x120/0x234 [ 549.841178][T17334] __arm64_sys_pwritev2+0xd4/0x108 [ 549.841188][T17334] invoke_syscall+0x98/0x244 [ 549.841198][T17334] el0_svc_common+0xe8/0x23c [ 549.841208][T17334] do_el0_svc+0x48/0x58 [ 549.841217][T17334] el0_svc+0x64/0x260 [ 549.841226][T17334] el0t_64_sync_handler+0x48/0x148 [ 549.841233][T17334] el0t_64_sync+0x198/0x19c executing program [ 549.956056][T17336] FAULT_INJECTION: forcing a failure. [ 549.956056][T17336] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 549.958502][T17336] CPU: 0 UID: 0 PID: 17336 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 549.958515][T17336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 549.958521][T17336] Call trace: [ 549.958524][T17336] show_stack+0x2c/0x3c (C) [ 549.958543][T17336] __dump_stack+0x30/0x40 [ 549.958554][T17336] dump_stack_lvl+0xd8/0x12c [ 549.958564][T17336] dump_stack+0x1c/0x28 [ 549.958577][T17336] should_fail_ex+0x414/0x588 [ 549.958587][T17336] should_fail_alloc_page+0xec/0x10c [ 549.958596][T17336] prepare_alloc_pages+0x198/0x4b0 [ 549.958606][T17336] __alloc_frozen_pages_noprof+0x134/0x31c [ 549.958615][T17336] alloc_pages_mpol+0x1ec/0x464 [ 549.958624][T17336] folio_alloc_mpol_noprof+0x4c/0x248 [ 549.958633][T17336] shmem_alloc_folio+0xa0/0x150 [ 549.958641][T17336] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 549.958650][T17336] shmem_get_folio_gfp+0x4c8/0x1494 [ 549.958657][T17336] shmem_write_begin+0x160/0x450 [ 549.958665][T17336] generic_perform_write+0x234/0x7b8 [ 549.958674][T17336] shmem_file_write_iter+0x10c/0x134 [ 549.958682][T17336] do_iter_readv_writev+0x48c/0x6f8 [ 549.958693][T17336] vfs_writev+0x2c8/0x664 [ 549.958699][T17336] do_pwritev+0x120/0x234 [ 549.958706][T17336] __arm64_sys_pwritev2+0xd4/0x108 [ 549.958716][T17336] invoke_syscall+0x98/0x244 [ 549.958726][T17336] el0_svc_common+0xe8/0x23c [ 549.958736][T17336] do_el0_svc+0x48/0x58 [ 549.958745][T17336] el0_svc+0x64/0x260 executing program [ 549.958753][T17336] el0t_64_sync_handler+0x48/0x148 [ 549.958761][T17336] el0t_64_sync+0x198/0x19c [ 550.071889][T17338] FAULT_INJECTION: forcing a failure. [ 550.071889][T17338] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.071922][T17338] CPU: 1 UID: 0 PID: 17338 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT executing program [ 550.071932][T17338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.071937][T17338] Call trace: [ 550.071941][T17338] show_stack+0x2c/0x3c (C) [ 550.071958][T17338] __dump_stack+0x30/0x40 [ 550.071969][T17338] dump_stack_lvl+0xd8/0x12c [ 550.071979][T17338] dump_stack+0x1c/0x28 [ 550.071988][T17338] should_fail_ex+0x414/0x588 [ 550.071998][T17338] should_fail_alloc_page+0xec/0x10c [ 550.072007][T17338] prepare_alloc_pages+0x198/0x4b0 [ 550.072016][T17338] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.072025][T17338] alloc_pages_mpol+0x1ec/0x464 [ 550.072034][T17338] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.072043][T17338] shmem_alloc_folio+0xa0/0x150 [ 550.072051][T17338] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.072060][T17338] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.072067][T17338] shmem_write_begin+0x160/0x450 [ 550.072075][T17338] generic_perform_write+0x234/0x7b8 [ 550.072084][T17338] shmem_file_write_iter+0x10c/0x134 [ 550.072092][T17338] do_iter_readv_writev+0x48c/0x6f8 [ 550.072103][T17338] vfs_writev+0x2c8/0x664 [ 550.072109][T17338] do_pwritev+0x120/0x234 [ 550.072116][T17338] __arm64_sys_pwritev2+0xd4/0x108 [ 550.072126][T17338] invoke_syscall+0x98/0x244 [ 550.072136][T17338] el0_svc_common+0xe8/0x23c [ 550.072145][T17338] do_el0_svc+0x48/0x58 [ 550.072155][T17338] el0_svc+0x64/0x260 [ 550.072163][T17338] el0t_64_sync_handler+0x48/0x148 [ 550.072170][T17338] el0t_64_sync+0x198/0x19c [ 550.181038][T17340] FAULT_INJECTION: forcing a failure. [ 550.181038][T17340] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.183534][T17340] CPU: 1 UID: 0 PID: 17340 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.183563][T17340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.183569][T17340] Call trace: [ 550.183573][T17340] show_stack+0x2c/0x3c (C) [ 550.183600][T17340] __dump_stack+0x30/0x40 [ 550.183618][T17340] dump_stack_lvl+0xd8/0x12c [ 550.183636][T17340] dump_stack+0x1c/0x28 [ 550.183646][T17340] should_fail_ex+0x414/0x588 [ 550.183656][T17340] should_fail_alloc_page+0xec/0x10c [ 550.183666][T17340] prepare_alloc_pages+0x198/0x4b0 [ 550.183675][T17340] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.183684][T17340] alloc_pages_mpol+0x1ec/0x464 [ 550.183694][T17340] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.183703][T17340] shmem_alloc_folio+0xa0/0x150 [ 550.183711][T17340] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.183719][T17340] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.183727][T17340] shmem_write_begin+0x160/0x450 [ 550.183735][T17340] generic_perform_write+0x234/0x7b8 [ 550.183743][T17340] shmem_file_write_iter+0x10c/0x134 [ 550.183751][T17340] do_iter_readv_writev+0x48c/0x6f8 [ 550.183762][T17340] vfs_writev+0x2c8/0x664 [ 550.183769][T17340] do_pwritev+0x120/0x234 [ 550.183776][T17340] __arm64_sys_pwritev2+0xd4/0x108 [ 550.183786][T17340] invoke_syscall+0x98/0x244 [ 550.183796][T17340] el0_svc_common+0xe8/0x23c [ 550.183805][T17340] do_el0_svc+0x48/0x58 [ 550.183815][T17340] el0_svc+0x64/0x260 [ 550.183823][T17340] el0t_64_sync_handler+0x48/0x148 executing program [ 550.183830][T17340] el0t_64_sync+0x198/0x19c [ 550.296455][T17342] FAULT_INJECTION: forcing a failure. [ 550.296455][T17342] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.296496][T17342] CPU: 1 UID: 0 PID: 17342 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.296509][T17342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.296515][T17342] Call trace: [ 550.296518][T17342] show_stack+0x2c/0x3c (C) [ 550.296536][T17342] __dump_stack+0x30/0x40 [ 550.296546][T17342] dump_stack_lvl+0xd8/0x12c [ 550.296556][T17342] dump_stack+0x1c/0x28 [ 550.296566][T17342] should_fail_ex+0x414/0x588 [ 550.296575][T17342] should_fail_alloc_page+0xec/0x10c [ 550.296584][T17342] prepare_alloc_pages+0x198/0x4b0 [ 550.296599][T17342] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.296608][T17342] alloc_pages_mpol+0x1ec/0x464 [ 550.296618][T17342] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.296627][T17342] shmem_alloc_folio+0xa0/0x150 [ 550.296635][T17342] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.296643][T17342] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.296651][T17342] shmem_write_begin+0x160/0x450 [ 550.296659][T17342] generic_perform_write+0x234/0x7b8 [ 550.296668][T17342] shmem_file_write_iter+0x10c/0x134 [ 550.296676][T17342] do_iter_readv_writev+0x48c/0x6f8 [ 550.296687][T17342] vfs_writev+0x2c8/0x664 [ 550.296693][T17342] do_pwritev+0x120/0x234 [ 550.296700][T17342] __arm64_sys_pwritev2+0xd4/0x108 [ 550.296710][T17342] invoke_syscall+0x98/0x244 [ 550.296720][T17342] el0_svc_common+0xe8/0x23c [ 550.296730][T17342] do_el0_svc+0x48/0x58 [ 550.296739][T17342] el0_svc+0x64/0x260 [ 550.296747][T17342] el0t_64_sync_handler+0x48/0x148 [ 550.296755][T17342] el0t_64_sync+0x198/0x19c executing program [ 550.397046][T17344] set_capacity_and_notify: 34 callbacks suppressed [ 550.398320][T17344] loop0: detected capacity change from 0 to 32768 [ 550.407606][T17344] FAULT_INJECTION: forcing a failure. [ 550.407606][T17344] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.409979][T17344] CPU: 0 UID: 0 PID: 17344 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.410002][T17344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.410008][T17344] Call trace: [ 550.410012][T17344] show_stack+0x2c/0x3c (C) [ 550.410036][T17344] __dump_stack+0x30/0x40 [ 550.410047][T17344] dump_stack_lvl+0xd8/0x12c [ 550.410057][T17344] dump_stack+0x1c/0x28 [ 550.410067][T17344] should_fail_ex+0x414/0x588 [ 550.410077][T17344] should_fail_alloc_page+0xec/0x10c [ 550.410086][T17344] prepare_alloc_pages+0x198/0x4b0 [ 550.410095][T17344] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.410104][T17344] alloc_pages_mpol+0x1ec/0x464 [ 550.410113][T17344] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.410122][T17344] shmem_alloc_folio+0xa0/0x150 [ 550.410130][T17344] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.410138][T17344] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.410146][T17344] shmem_write_begin+0x160/0x450 [ 550.410154][T17344] generic_perform_write+0x234/0x7b8 [ 550.410162][T17344] shmem_file_write_iter+0x10c/0x134 [ 550.410170][T17344] do_iter_readv_writev+0x48c/0x6f8 [ 550.410181][T17344] vfs_writev+0x2c8/0x664 [ 550.410188][T17344] do_pwritev+0x120/0x234 [ 550.410195][T17344] __arm64_sys_pwritev2+0xd4/0x108 [ 550.410205][T17344] invoke_syscall+0x98/0x244 [ 550.410215][T17344] el0_svc_common+0xe8/0x23c [ 550.410224][T17344] do_el0_svc+0x48/0x58 [ 550.410233][T17344] el0_svc+0x64/0x260 [ 550.410242][T17344] el0t_64_sync_handler+0x48/0x148 [ 550.410249][T17344] el0t_64_sync+0x198/0x19c executing program [ 550.514548][T17346] loop0: detected capacity change from 0 to 32768 [ 550.524974][T17346] FAULT_INJECTION: forcing a failure. [ 550.524974][T17346] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.527401][T17346] CPU: 0 UID: 0 PID: 17346 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.527420][T17346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.527425][T17346] Call trace: [ 550.527429][T17346] show_stack+0x2c/0x3c (C) [ 550.527446][T17346] __dump_stack+0x30/0x40 [ 550.527457][T17346] dump_stack_lvl+0xd8/0x12c [ 550.527467][T17346] dump_stack+0x1c/0x28 [ 550.527476][T17346] should_fail_ex+0x414/0x588 [ 550.527486][T17346] should_fail_alloc_page+0xec/0x10c [ 550.527495][T17346] prepare_alloc_pages+0x198/0x4b0 [ 550.527504][T17346] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.527512][T17346] alloc_pages_mpol+0x1ec/0x464 [ 550.527522][T17346] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.527530][T17346] shmem_alloc_folio+0xa0/0x150 [ 550.527538][T17346] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.527547][T17346] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.527554][T17346] shmem_write_begin+0x160/0x450 [ 550.527562][T17346] generic_perform_write+0x234/0x7b8 [ 550.527570][T17346] shmem_file_write_iter+0x10c/0x134 [ 550.527584][T17346] do_iter_readv_writev+0x48c/0x6f8 [ 550.527595][T17346] vfs_writev+0x2c8/0x664 [ 550.527601][T17346] do_pwritev+0x120/0x234 [ 550.527608][T17346] __arm64_sys_pwritev2+0xd4/0x108 [ 550.527618][T17346] invoke_syscall+0x98/0x244 [ 550.527629][T17346] el0_svc_common+0xe8/0x23c [ 550.527638][T17346] do_el0_svc+0x48/0x58 [ 550.527647][T17346] el0_svc+0x64/0x260 [ 550.527656][T17346] el0t_64_sync_handler+0x48/0x148 [ 550.527663][T17346] el0t_64_sync+0x198/0x19c executing program [ 550.626868][T17348] loop0: detected capacity change from 0 to 32768 [ 550.637695][T17348] FAULT_INJECTION: forcing a failure. [ 550.637695][T17348] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.640053][T17348] CPU: 0 UID: 0 PID: 17348 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.640074][T17348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.640080][T17348] Call trace: [ 550.640083][T17348] show_stack+0x2c/0x3c (C) [ 550.640100][T17348] __dump_stack+0x30/0x40 [ 550.640112][T17348] dump_stack_lvl+0xd8/0x12c [ 550.640121][T17348] dump_stack+0x1c/0x28 [ 550.640131][T17348] should_fail_ex+0x414/0x588 [ 550.640141][T17348] should_fail_alloc_page+0xec/0x10c [ 550.640150][T17348] prepare_alloc_pages+0x198/0x4b0 [ 550.640159][T17348] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.640167][T17348] alloc_pages_mpol+0x1ec/0x464 [ 550.640177][T17348] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.640185][T17348] shmem_alloc_folio+0xa0/0x150 [ 550.640194][T17348] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.640202][T17348] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.640210][T17348] shmem_write_begin+0x160/0x450 [ 550.640218][T17348] generic_perform_write+0x234/0x7b8 [ 550.640227][T17348] shmem_file_write_iter+0x10c/0x134 [ 550.640235][T17348] do_iter_readv_writev+0x48c/0x6f8 [ 550.640245][T17348] vfs_writev+0x2c8/0x664 [ 550.640252][T17348] do_pwritev+0x120/0x234 [ 550.640258][T17348] __arm64_sys_pwritev2+0xd4/0x108 [ 550.640268][T17348] invoke_syscall+0x98/0x244 [ 550.640278][T17348] el0_svc_common+0xe8/0x23c [ 550.640288][T17348] do_el0_svc+0x48/0x58 [ 550.640297][T17348] el0_svc+0x64/0x260 [ 550.640306][T17348] el0t_64_sync_handler+0x48/0x148 executing program [ 550.640313][T17348] el0t_64_sync+0x198/0x19c [ 550.738011][T17350] loop0: detected capacity change from 0 to 32768 [ 550.750464][T17350] FAULT_INJECTION: forcing a failure. [ 550.750464][T17350] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.750502][T17350] CPU: 1 UID: 0 PID: 17350 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.750515][T17350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.750523][T17350] Call trace: [ 550.750527][T17350] show_stack+0x2c/0x3c (C) [ 550.750547][T17350] __dump_stack+0x30/0x40 [ 550.750559][T17350] dump_stack_lvl+0xd8/0x12c [ 550.750569][T17350] dump_stack+0x1c/0x28 [ 550.750578][T17350] should_fail_ex+0x414/0x588 [ 550.750596][T17350] should_fail_alloc_page+0xec/0x10c [ 550.750606][T17350] prepare_alloc_pages+0x198/0x4b0 [ 550.750615][T17350] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.750624][T17350] alloc_pages_mpol+0x1ec/0x464 [ 550.750634][T17350] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.750643][T17350] shmem_alloc_folio+0xa0/0x150 [ 550.750652][T17350] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.750660][T17350] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.750668][T17350] shmem_write_begin+0x160/0x450 [ 550.750676][T17350] generic_perform_write+0x234/0x7b8 [ 550.750684][T17350] shmem_file_write_iter+0x10c/0x134 [ 550.750692][T17350] do_iter_readv_writev+0x48c/0x6f8 [ 550.750703][T17350] vfs_writev+0x2c8/0x664 [ 550.750710][T17350] do_pwritev+0x120/0x234 [ 550.750716][T17350] __arm64_sys_pwritev2+0xd4/0x108 [ 550.750726][T17350] invoke_syscall+0x98/0x244 [ 550.750736][T17350] el0_svc_common+0xe8/0x23c [ 550.750746][T17350] do_el0_svc+0x48/0x58 [ 550.750755][T17350] el0_svc+0x64/0x260 [ 550.750764][T17350] el0t_64_sync_handler+0x48/0x148 [ 550.750771][T17350] el0t_64_sync+0x198/0x19c executing program [ 550.856064][T17352] loop0: detected capacity change from 0 to 32768 [ 550.867666][T17352] FAULT_INJECTION: forcing a failure. [ 550.867666][T17352] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.867703][T17352] CPU: 0 UID: 0 PID: 17352 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.867717][T17352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.867722][T17352] Call trace: [ 550.867726][T17352] show_stack+0x2c/0x3c (C) [ 550.867745][T17352] __dump_stack+0x30/0x40 [ 550.867756][T17352] dump_stack_lvl+0xd8/0x12c [ 550.867765][T17352] dump_stack+0x1c/0x28 [ 550.867775][T17352] should_fail_ex+0x414/0x588 [ 550.867785][T17352] should_fail_alloc_page+0xec/0x10c [ 550.867793][T17352] prepare_alloc_pages+0x198/0x4b0 [ 550.867803][T17352] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.867812][T17352] alloc_pages_mpol+0x1ec/0x464 [ 550.867821][T17352] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.867830][T17352] shmem_alloc_folio+0xa0/0x150 [ 550.867838][T17352] shmem_alloc_and_add_folio+0x2ac/0xec8 executing program [ 550.867846][T17352] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.867854][T17352] shmem_write_begin+0x160/0x450 [ 550.867862][T17352] generic_perform_write+0x234/0x7b8 [ 550.867870][T17352] shmem_file_write_iter+0x10c/0x134 [ 550.867878][T17352] do_iter_readv_writev+0x48c/0x6f8 [ 550.867889][T17352] vfs_writev+0x2c8/0x664 [ 550.867896][T17352] do_pwritev+0x120/0x234 [ 550.867903][T17352] __arm64_sys_pwritev2+0xd4/0x108 [ 550.867913][T17352] invoke_syscall+0x98/0x244 [ 550.867923][T17352] el0_svc_common+0xe8/0x23c [ 550.867932][T17352] do_el0_svc+0x48/0x58 [ 550.867942][T17352] el0_svc+0x64/0x260 [ 550.867950][T17352] el0t_64_sync_handler+0x48/0x148 [ 550.867958][T17352] el0t_64_sync+0x198/0x19c [ 550.960742][T17354] loop0: detected capacity change from 0 to 32768 [ 550.971041][T17354] FAULT_INJECTION: forcing a failure. [ 550.971041][T17354] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 550.973559][T17354] CPU: 1 UID: 0 PID: 17354 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 550.973578][T17354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 550.973584][T17354] Call trace: [ 550.973591][T17354] show_stack+0x2c/0x3c (C) [ 550.973611][T17354] __dump_stack+0x30/0x40 [ 550.973622][T17354] dump_stack_lvl+0xd8/0x12c [ 550.973632][T17354] dump_stack+0x1c/0x28 [ 550.973641][T17354] should_fail_ex+0x414/0x588 [ 550.973651][T17354] should_fail_alloc_page+0xec/0x10c [ 550.973660][T17354] prepare_alloc_pages+0x198/0x4b0 [ 550.973669][T17354] __alloc_frozen_pages_noprof+0x134/0x31c [ 550.973678][T17354] alloc_pages_mpol+0x1ec/0x464 [ 550.973687][T17354] folio_alloc_mpol_noprof+0x4c/0x248 [ 550.973696][T17354] shmem_alloc_folio+0xa0/0x150 [ 550.973704][T17354] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 550.973712][T17354] shmem_get_folio_gfp+0x4c8/0x1494 [ 550.973720][T17354] shmem_write_begin+0x160/0x450 [ 550.973728][T17354] generic_perform_write+0x234/0x7b8 [ 550.973736][T17354] shmem_file_write_iter+0x10c/0x134 [ 550.973744][T17354] do_iter_readv_writev+0x48c/0x6f8 [ 550.973755][T17354] vfs_writev+0x2c8/0x664 [ 550.973762][T17354] do_pwritev+0x120/0x234 [ 550.973768][T17354] __arm64_sys_pwritev2+0xd4/0x108 [ 550.973778][T17354] invoke_syscall+0x98/0x244 [ 550.973788][T17354] el0_svc_common+0xe8/0x23c [ 550.973798][T17354] do_el0_svc+0x48/0x58 [ 550.973807][T17354] el0_svc+0x64/0x260 [ 550.973816][T17354] el0t_64_sync_handler+0x48/0x148 [ 550.973823][T17354] el0t_64_sync+0x198/0x19c executing program [ 551.071946][T17356] loop0: detected capacity change from 0 to 32768 [ 551.082877][T17356] FAULT_INJECTION: forcing a failure. [ 551.082877][T17356] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.082907][T17356] CPU: 0 UID: 0 PID: 17356 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.082918][T17356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.082923][T17356] Call trace: [ 551.082926][T17356] show_stack+0x2c/0x3c (C) [ 551.082945][T17356] __dump_stack+0x30/0x40 [ 551.082957][T17356] dump_stack_lvl+0xd8/0x12c [ 551.082966][T17356] dump_stack+0x1c/0x28 [ 551.082976][T17356] should_fail_ex+0x414/0x588 [ 551.082986][T17356] should_fail_alloc_page+0xec/0x10c [ 551.082994][T17356] prepare_alloc_pages+0x198/0x4b0 executing program [ 551.083003][T17356] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.083012][T17356] alloc_pages_mpol+0x1ec/0x464 [ 551.083022][T17356] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.083031][T17356] shmem_alloc_folio+0xa0/0x150 [ 551.083039][T17356] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.083047][T17356] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.083054][T17356] shmem_write_begin+0x160/0x450 [ 551.083062][T17356] generic_perform_write+0x234/0x7b8 [ 551.083071][T17356] shmem_file_write_iter+0x10c/0x134 [ 551.083079][T17356] do_iter_readv_writev+0x48c/0x6f8 [ 551.083089][T17356] vfs_writev+0x2c8/0x664 [ 551.083096][T17356] do_pwritev+0x120/0x234 [ 551.083103][T17356] __arm64_sys_pwritev2+0xd4/0x108 [ 551.083113][T17356] invoke_syscall+0x98/0x244 [ 551.083123][T17356] el0_svc_common+0xe8/0x23c [ 551.083133][T17356] do_el0_svc+0x48/0x58 [ 551.083142][T17356] el0_svc+0x64/0x260 [ 551.083150][T17356] el0t_64_sync_handler+0x48/0x148 [ 551.083158][T17356] el0t_64_sync+0x198/0x19c [ 551.173660][T17358] loop0: detected capacity change from 0 to 32768 [ 551.183515][T17358] FAULT_INJECTION: forcing a failure. [ 551.183515][T17358] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.183546][T17358] CPU: 0 UID: 0 PID: 17358 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.183558][T17358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.183566][T17358] Call trace: [ 551.183570][T17358] show_stack+0x2c/0x3c (C) [ 551.183602][T17358] __dump_stack+0x30/0x40 [ 551.183613][T17358] dump_stack_lvl+0xd8/0x12c [ 551.183624][T17358] dump_stack+0x1c/0x28 [ 551.183633][T17358] should_fail_ex+0x414/0x588 [ 551.183643][T17358] should_fail_alloc_page+0xec/0x10c [ 551.183652][T17358] prepare_alloc_pages+0x198/0x4b0 [ 551.183661][T17358] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.183670][T17358] alloc_pages_mpol+0x1ec/0x464 [ 551.183679][T17358] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.183688][T17358] shmem_alloc_folio+0xa0/0x150 [ 551.183697][T17358] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.183705][T17358] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.183713][T17358] shmem_write_begin+0x160/0x450 [ 551.183720][T17358] generic_perform_write+0x234/0x7b8 [ 551.183729][T17358] shmem_file_write_iter+0x10c/0x134 [ 551.183737][T17358] do_iter_readv_writev+0x48c/0x6f8 [ 551.183748][T17358] vfs_writev+0x2c8/0x664 [ 551.183755][T17358] do_pwritev+0x120/0x234 [ 551.183762][T17358] __arm64_sys_pwritev2+0xd4/0x108 [ 551.183772][T17358] invoke_syscall+0x98/0x244 [ 551.183782][T17358] el0_svc_common+0xe8/0x23c [ 551.183791][T17358] do_el0_svc+0x48/0x58 [ 551.183800][T17358] el0_svc+0x64/0x260 [ 551.183809][T17358] el0t_64_sync_handler+0x48/0x148 [ 551.183816][T17358] el0t_64_sync+0x198/0x19c executing program [ 551.288297][T17360] loop0: detected capacity change from 0 to 32768 [ 551.297628][T17360] FAULT_INJECTION: forcing a failure. [ 551.297628][T17360] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.297668][T17360] CPU: 0 UID: 0 PID: 17360 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.297681][T17360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.297687][T17360] Call trace: [ 551.297690][T17360] show_stack+0x2c/0x3c (C) [ 551.297708][T17360] __dump_stack+0x30/0x40 [ 551.297718][T17360] dump_stack_lvl+0xd8/0x12c [ 551.297728][T17360] dump_stack+0x1c/0x28 [ 551.297738][T17360] should_fail_ex+0x414/0x588 [ 551.297747][T17360] should_fail_alloc_page+0xec/0x10c [ 551.297756][T17360] prepare_alloc_pages+0x198/0x4b0 [ 551.297765][T17360] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.297774][T17360] alloc_pages_mpol+0x1ec/0x464 [ 551.297783][T17360] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.297792][T17360] shmem_alloc_folio+0xa0/0x150 [ 551.297800][T17360] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.297809][T17360] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.297817][T17360] shmem_write_begin+0x160/0x450 [ 551.297824][T17360] generic_perform_write+0x234/0x7b8 [ 551.297833][T17360] shmem_file_write_iter+0x10c/0x134 [ 551.297841][T17360] do_iter_readv_writev+0x48c/0x6f8 [ 551.297852][T17360] vfs_writev+0x2c8/0x664 [ 551.297859][T17360] do_pwritev+0x120/0x234 [ 551.297865][T17360] __arm64_sys_pwritev2+0xd4/0x108 [ 551.297875][T17360] invoke_syscall+0x98/0x244 [ 551.297885][T17360] el0_svc_common+0xe8/0x23c [ 551.297895][T17360] do_el0_svc+0x48/0x58 [ 551.297904][T17360] el0_svc+0x64/0x260 [ 551.297913][T17360] el0t_64_sync_handler+0x48/0x148 [ 551.297920][T17360] el0t_64_sync+0x198/0x19c executing program [ 551.402330][T17362] loop0: detected capacity change from 0 to 32768 [ 551.413446][T17362] FAULT_INJECTION: forcing a failure. [ 551.413446][T17362] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.413479][T17362] CPU: 1 UID: 0 PID: 17362 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.413493][T17362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.413501][T17362] Call trace: [ 551.413505][T17362] show_stack+0x2c/0x3c (C) [ 551.413525][T17362] __dump_stack+0x30/0x40 [ 551.413536][T17362] dump_stack_lvl+0xd8/0x12c [ 551.413546][T17362] dump_stack+0x1c/0x28 [ 551.413556][T17362] should_fail_ex+0x414/0x588 [ 551.413566][T17362] should_fail_alloc_page+0xec/0x10c [ 551.413575][T17362] prepare_alloc_pages+0x198/0x4b0 [ 551.413584][T17362] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.413599][T17362] alloc_pages_mpol+0x1ec/0x464 [ 551.413608][T17362] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.413618][T17362] shmem_alloc_folio+0xa0/0x150 [ 551.413627][T17362] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.413635][T17362] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.413643][T17362] shmem_write_begin+0x160/0x450 [ 551.413651][T17362] generic_perform_write+0x234/0x7b8 [ 551.413660][T17362] shmem_file_write_iter+0x10c/0x134 [ 551.413668][T17362] do_iter_readv_writev+0x48c/0x6f8 [ 551.413679][T17362] vfs_writev+0x2c8/0x664 [ 551.413686][T17362] do_pwritev+0x120/0x234 [ 551.413692][T17362] __arm64_sys_pwritev2+0xd4/0x108 [ 551.413703][T17362] invoke_syscall+0x98/0x244 [ 551.413712][T17362] el0_svc_common+0xe8/0x23c [ 551.413722][T17362] do_el0_svc+0x48/0x58 [ 551.413731][T17362] el0_svc+0x64/0x260 [ 551.413740][T17362] el0t_64_sync_handler+0x48/0x148 [ 551.413747][T17362] el0t_64_sync+0x198/0x19c executing program [ 551.526091][T17364] FAULT_INJECTION: forcing a failure. [ 551.526091][T17364] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.526130][T17364] CPU: 0 UID: 0 PID: 17364 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.526144][T17364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.526152][T17364] Call trace: [ 551.526156][T17364] show_stack+0x2c/0x3c (C) [ 551.526177][T17364] __dump_stack+0x30/0x40 [ 551.526188][T17364] dump_stack_lvl+0xd8/0x12c [ 551.526198][T17364] dump_stack+0x1c/0x28 [ 551.526208][T17364] should_fail_ex+0x414/0x588 [ 551.526218][T17364] should_fail_alloc_page+0xec/0x10c [ 551.526227][T17364] prepare_alloc_pages+0x198/0x4b0 [ 551.526236][T17364] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.526246][T17364] alloc_pages_mpol+0x1ec/0x464 [ 551.526255][T17364] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.526264][T17364] shmem_alloc_folio+0xa0/0x150 [ 551.526272][T17364] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.526280][T17364] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.526288][T17364] shmem_write_begin+0x160/0x450 [ 551.526296][T17364] generic_perform_write+0x234/0x7b8 [ 551.526304][T17364] shmem_file_write_iter+0x10c/0x134 [ 551.526312][T17364] do_iter_readv_writev+0x48c/0x6f8 [ 551.526323][T17364] vfs_writev+0x2c8/0x664 [ 551.526330][T17364] do_pwritev+0x120/0x234 [ 551.526337][T17364] __arm64_sys_pwritev2+0xd4/0x108 [ 551.526347][T17364] invoke_syscall+0x98/0x244 [ 551.526357][T17364] el0_svc_common+0xe8/0x23c [ 551.526367][T17364] do_el0_svc+0x48/0x58 [ 551.526376][T17364] el0_svc+0x64/0x260 [ 551.526384][T17364] el0t_64_sync_handler+0x48/0x148 [ 551.526392][T17364] el0t_64_sync+0x198/0x19c executing program [ 551.640418][T17366] FAULT_INJECTION: forcing a failure. [ 551.640418][T17366] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.640450][T17366] CPU: 0 UID: 0 PID: 17366 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.640463][T17366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.640471][T17366] Call trace: [ 551.640475][T17366] show_stack+0x2c/0x3c (C) [ 551.640494][T17366] __dump_stack+0x30/0x40 [ 551.640506][T17366] dump_stack_lvl+0xd8/0x12c [ 551.640516][T17366] dump_stack+0x1c/0x28 [ 551.640526][T17366] should_fail_ex+0x414/0x588 [ 551.640536][T17366] should_fail_alloc_page+0xec/0x10c [ 551.640545][T17366] prepare_alloc_pages+0x198/0x4b0 [ 551.640554][T17366] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.640563][T17366] alloc_pages_mpol+0x1ec/0x464 [ 551.640573][T17366] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.640588][T17366] shmem_alloc_folio+0xa0/0x150 [ 551.640597][T17366] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.640605][T17366] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.640613][T17366] shmem_write_begin+0x160/0x450 [ 551.640621][T17366] generic_perform_write+0x234/0x7b8 [ 551.640630][T17366] shmem_file_write_iter+0x10c/0x134 [ 551.640638][T17366] do_iter_readv_writev+0x48c/0x6f8 [ 551.640649][T17366] vfs_writev+0x2c8/0x664 [ 551.640656][T17366] do_pwritev+0x120/0x234 [ 551.640662][T17366] __arm64_sys_pwritev2+0xd4/0x108 [ 551.640672][T17366] invoke_syscall+0x98/0x244 [ 551.640682][T17366] el0_svc_common+0xe8/0x23c [ 551.640692][T17366] do_el0_svc+0x48/0x58 executing program [ 551.640701][T17366] el0_svc+0x64/0x260 [ 551.640709][T17366] el0t_64_sync_handler+0x48/0x148 [ 551.640717][T17366] el0t_64_sync+0x198/0x19c [ 551.751484][T17368] FAULT_INJECTION: forcing a failure. [ 551.751484][T17368] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.751519][T17368] CPU: 0 UID: 0 PID: 17368 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.751532][T17368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.751540][T17368] Call trace: [ 551.751544][T17368] show_stack+0x2c/0x3c (C) [ 551.751564][T17368] __dump_stack+0x30/0x40 [ 551.751580][T17368] dump_stack_lvl+0xd8/0x12c [ 551.751591][T17368] dump_stack+0x1c/0x28 [ 551.751601][T17368] should_fail_ex+0x414/0x588 [ 551.751612][T17368] should_fail_alloc_page+0xec/0x10c [ 551.751621][T17368] prepare_alloc_pages+0x198/0x4b0 [ 551.751631][T17368] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.751640][T17368] alloc_pages_mpol+0x1ec/0x464 [ 551.751649][T17368] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.751659][T17368] shmem_alloc_folio+0xa0/0x150 [ 551.751667][T17368] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.751675][T17368] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.751683][T17368] shmem_write_begin+0x160/0x450 [ 551.751691][T17368] generic_perform_write+0x234/0x7b8 [ 551.751699][T17368] shmem_file_write_iter+0x10c/0x134 [ 551.751707][T17368] do_iter_readv_writev+0x48c/0x6f8 [ 551.751718][T17368] vfs_writev+0x2c8/0x664 [ 551.751725][T17368] do_pwritev+0x120/0x234 [ 551.751732][T17368] __arm64_sys_pwritev2+0xd4/0x108 [ 551.751742][T17368] invoke_syscall+0x98/0x244 [ 551.751752][T17368] el0_svc_common+0xe8/0x23c [ 551.751761][T17368] do_el0_svc+0x48/0x58 [ 551.751770][T17368] el0_svc+0x64/0x260 [ 551.751779][T17368] el0t_64_sync_handler+0x48/0x148 executing program [ 551.751786][T17368] el0t_64_sync+0x198/0x19c [ 551.868232][T17370] FAULT_INJECTION: forcing a failure. [ 551.868232][T17370] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.870622][T17370] CPU: 1 UID: 0 PID: 17370 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.870640][T17370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.870646][T17370] Call trace: [ 551.870650][T17370] show_stack+0x2c/0x3c (C) [ 551.870673][T17370] __dump_stack+0x30/0x40 [ 551.870685][T17370] dump_stack_lvl+0xd8/0x12c [ 551.870695][T17370] dump_stack+0x1c/0x28 [ 551.870705][T17370] should_fail_ex+0x414/0x588 [ 551.870715][T17370] should_fail_alloc_page+0xec/0x10c [ 551.870723][T17370] prepare_alloc_pages+0x198/0x4b0 [ 551.870732][T17370] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.870741][T17370] alloc_pages_mpol+0x1ec/0x464 [ 551.870751][T17370] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.870760][T17370] shmem_alloc_folio+0xa0/0x150 [ 551.870768][T17370] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.870776][T17370] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.870784][T17370] shmem_write_begin+0x160/0x450 [ 551.870792][T17370] generic_perform_write+0x234/0x7b8 [ 551.870800][T17370] shmem_file_write_iter+0x10c/0x134 [ 551.870808][T17370] do_iter_readv_writev+0x48c/0x6f8 [ 551.870819][T17370] vfs_writev+0x2c8/0x664 [ 551.870826][T17370] do_pwritev+0x120/0x234 [ 551.870833][T17370] __arm64_sys_pwritev2+0xd4/0x108 [ 551.870843][T17370] invoke_syscall+0x98/0x244 [ 551.870852][T17370] el0_svc_common+0xe8/0x23c [ 551.870862][T17370] do_el0_svc+0x48/0x58 [ 551.870871][T17370] el0_svc+0x64/0x260 [ 551.870880][T17370] el0t_64_sync_handler+0x48/0x148 [ 551.870887][T17370] el0t_64_sync+0x198/0x19c executing program [ 551.987964][T17372] FAULT_INJECTION: forcing a failure. [ 551.987964][T17372] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.988004][T17372] CPU: 0 UID: 0 PID: 17372 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 551.988015][T17372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 551.988020][T17372] Call trace: [ 551.988024][T17372] show_stack+0x2c/0x3c (C) [ 551.988042][T17372] __dump_stack+0x30/0x40 [ 551.988053][T17372] dump_stack_lvl+0xd8/0x12c [ 551.988063][T17372] dump_stack+0x1c/0x28 [ 551.988073][T17372] should_fail_ex+0x414/0x588 [ 551.988082][T17372] should_fail_alloc_page+0xec/0x10c [ 551.988092][T17372] prepare_alloc_pages+0x198/0x4b0 [ 551.988101][T17372] __alloc_frozen_pages_noprof+0x134/0x31c [ 551.988110][T17372] alloc_pages_mpol+0x1ec/0x464 [ 551.988119][T17372] folio_alloc_mpol_noprof+0x4c/0x248 [ 551.988128][T17372] shmem_alloc_folio+0xa0/0x150 [ 551.988136][T17372] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 551.988144][T17372] shmem_get_folio_gfp+0x4c8/0x1494 [ 551.988152][T17372] shmem_write_begin+0x160/0x450 [ 551.988160][T17372] generic_perform_write+0x234/0x7b8 [ 551.988168][T17372] shmem_file_write_iter+0x10c/0x134 [ 551.988176][T17372] do_iter_readv_writev+0x48c/0x6f8 [ 551.988187][T17372] vfs_writev+0x2c8/0x664 [ 551.988194][T17372] do_pwritev+0x120/0x234 [ 551.988201][T17372] __arm64_sys_pwritev2+0xd4/0x108 [ 551.988211][T17372] invoke_syscall+0x98/0x244 [ 551.988221][T17372] el0_svc_common+0xe8/0x23c [ 551.988231][T17372] do_el0_svc+0x48/0x58 [ 551.988240][T17372] el0_svc+0x64/0x260 [ 551.988248][T17372] el0t_64_sync_handler+0x48/0x148 [ 551.988255][T17372] el0t_64_sync+0x198/0x19c executing program [ 552.099533][T17374] FAULT_INJECTION: forcing a failure. [ 552.099533][T17374] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.099595][T17374] CPU: 0 UID: 0 PID: 17374 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.099605][T17374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.099610][T17374] Call trace: [ 552.099613][T17374] show_stack+0x2c/0x3c (C) [ 552.099630][T17374] __dump_stack+0x30/0x40 [ 552.099641][T17374] dump_stack_lvl+0xd8/0x12c [ 552.099650][T17374] dump_stack+0x1c/0x28 [ 552.099660][T17374] should_fail_ex+0x414/0x588 [ 552.099669][T17374] should_fail_alloc_page+0xec/0x10c [ 552.099678][T17374] prepare_alloc_pages+0x198/0x4b0 [ 552.099687][T17374] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.099696][T17374] alloc_pages_mpol+0x1ec/0x464 [ 552.099706][T17374] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.099714][T17374] shmem_alloc_folio+0xa0/0x150 [ 552.099723][T17374] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.099731][T17374] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.099738][T17374] shmem_write_begin+0x160/0x450 [ 552.099746][T17374] generic_perform_write+0x234/0x7b8 [ 552.099755][T17374] shmem_file_write_iter+0x10c/0x134 [ 552.099763][T17374] do_iter_readv_writev+0x48c/0x6f8 [ 552.099774][T17374] vfs_writev+0x2c8/0x664 [ 552.099780][T17374] do_pwritev+0x120/0x234 [ 552.099787][T17374] __arm64_sys_pwritev2+0xd4/0x108 [ 552.099797][T17374] invoke_syscall+0x98/0x244 [ 552.099807][T17374] el0_svc_common+0xe8/0x23c [ 552.099816][T17374] do_el0_svc+0x48/0x58 [ 552.099826][T17374] el0_svc+0x64/0x260 [ 552.099834][T17374] el0t_64_sync_handler+0x48/0x148 [ 552.099842][T17374] el0t_64_sync+0x198/0x19c executing program [ 552.216937][T17376] FAULT_INJECTION: forcing a failure. [ 552.216937][T17376] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.216969][T17376] CPU: 0 UID: 0 PID: 17376 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.216979][T17376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.216985][T17376] Call trace: [ 552.216988][T17376] show_stack+0x2c/0x3c (C) [ 552.217005][T17376] __dump_stack+0x30/0x40 [ 552.217016][T17376] dump_stack_lvl+0xd8/0x12c [ 552.217026][T17376] dump_stack+0x1c/0x28 [ 552.217035][T17376] should_fail_ex+0x414/0x588 [ 552.217045][T17376] should_fail_alloc_page+0xec/0x10c [ 552.217054][T17376] prepare_alloc_pages+0x198/0x4b0 [ 552.217063][T17376] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.217072][T17376] alloc_pages_mpol+0x1ec/0x464 executing program [ 552.217081][T17376] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.217090][T17376] shmem_alloc_folio+0xa0/0x150 [ 552.217098][T17376] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.217107][T17376] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.217114][T17376] shmem_write_begin+0x160/0x450 [ 552.217122][T17376] generic_perform_write+0x234/0x7b8 [ 552.217130][T17376] shmem_file_write_iter+0x10c/0x134 [ 552.217138][T17376] do_iter_readv_writev+0x48c/0x6f8 [ 552.217149][T17376] vfs_writev+0x2c8/0x664 [ 552.217156][T17376] do_pwritev+0x120/0x234 [ 552.217162][T17376] __arm64_sys_pwritev2+0xd4/0x108 [ 552.217172][T17376] invoke_syscall+0x98/0x244 [ 552.217182][T17376] el0_svc_common+0xe8/0x23c [ 552.217192][T17376] do_el0_svc+0x48/0x58 [ 552.217201][T17376] el0_svc+0x64/0x260 [ 552.217209][T17376] el0t_64_sync_handler+0x48/0x148 [ 552.217217][T17376] el0t_64_sync+0x198/0x19c [ 552.327052][T17378] FAULT_INJECTION: forcing a failure. [ 552.327052][T17378] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.327085][T17378] CPU: 0 UID: 0 PID: 17378 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.327103][T17378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.327109][T17378] Call trace: [ 552.327112][T17378] show_stack+0x2c/0x3c (C) [ 552.327131][T17378] __dump_stack+0x30/0x40 [ 552.327142][T17378] dump_stack_lvl+0xd8/0x12c [ 552.327152][T17378] dump_stack+0x1c/0x28 [ 552.327162][T17378] should_fail_ex+0x414/0x588 [ 552.327172][T17378] should_fail_alloc_page+0xec/0x10c [ 552.327181][T17378] prepare_alloc_pages+0x198/0x4b0 [ 552.327190][T17378] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.327199][T17378] alloc_pages_mpol+0x1ec/0x464 executing program [ 552.327208][T17378] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.327217][T17378] shmem_alloc_folio+0xa0/0x150 [ 552.327226][T17378] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.327234][T17378] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.327242][T17378] shmem_write_begin+0x160/0x450 [ 552.327250][T17378] generic_perform_write+0x234/0x7b8 [ 552.327258][T17378] shmem_file_write_iter+0x10c/0x134 [ 552.327266][T17378] do_iter_readv_writev+0x48c/0x6f8 [ 552.327277][T17378] vfs_writev+0x2c8/0x664 [ 552.327284][T17378] do_pwritev+0x120/0x234 [ 552.327291][T17378] __arm64_sys_pwritev2+0xd4/0x108 [ 552.327301][T17378] invoke_syscall+0x98/0x244 [ 552.327311][T17378] el0_svc_common+0xe8/0x23c [ 552.327320][T17378] do_el0_svc+0x48/0x58 [ 552.327330][T17378] el0_svc+0x64/0x260 [ 552.327338][T17378] el0t_64_sync_handler+0x48/0x148 [ 552.327345][T17378] el0t_64_sync+0x198/0x19c [ 552.439763][T17380] FAULT_INJECTION: forcing a failure. [ 552.439763][T17380] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.439796][T17380] CPU: 0 UID: 0 PID: 17380 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.439809][T17380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.439816][T17380] Call trace: [ 552.439819][T17380] show_stack+0x2c/0x3c (C) [ 552.439838][T17380] __dump_stack+0x30/0x40 [ 552.439849][T17380] dump_stack_lvl+0xd8/0x12c [ 552.439859][T17380] dump_stack+0x1c/0x28 [ 552.439868][T17380] should_fail_ex+0x414/0x588 [ 552.439878][T17380] should_fail_alloc_page+0xec/0x10c [ 552.439887][T17380] prepare_alloc_pages+0x198/0x4b0 [ 552.439896][T17380] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.439905][T17380] alloc_pages_mpol+0x1ec/0x464 [ 552.439914][T17380] folio_alloc_mpol_noprof+0x4c/0x248 executing program [ 552.439923][T17380] shmem_alloc_folio+0xa0/0x150 [ 552.439931][T17380] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.439939][T17380] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.439947][T17380] shmem_write_begin+0x160/0x450 [ 552.439955][T17380] generic_perform_write+0x234/0x7b8 [ 552.439964][T17380] shmem_file_write_iter+0x10c/0x134 [ 552.439972][T17380] do_iter_readv_writev+0x48c/0x6f8 [ 552.439982][T17380] vfs_writev+0x2c8/0x664 [ 552.439989][T17380] do_pwritev+0x120/0x234 [ 552.439996][T17380] __arm64_sys_pwritev2+0xd4/0x108 [ 552.440006][T17380] invoke_syscall+0x98/0x244 [ 552.440016][T17380] el0_svc_common+0xe8/0x23c [ 552.440025][T17380] do_el0_svc+0x48/0x58 [ 552.440035][T17380] el0_svc+0x64/0x260 [ 552.440043][T17380] el0t_64_sync_handler+0x48/0x148 [ 552.440050][T17380] el0t_64_sync+0x198/0x19c [ 552.548878][T17382] FAULT_INJECTION: forcing a failure. [ 552.548878][T17382] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.548916][T17382] CPU: 0 UID: 0 PID: 17382 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.548930][T17382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.548938][T17382] Call trace: [ 552.548942][T17382] show_stack+0x2c/0x3c (C) [ 552.548963][T17382] __dump_stack+0x30/0x40 [ 552.548974][T17382] dump_stack_lvl+0xd8/0x12c [ 552.548984][T17382] dump_stack+0x1c/0x28 [ 552.548994][T17382] should_fail_ex+0x414/0x588 [ 552.549004][T17382] should_fail_alloc_page+0xec/0x10c [ 552.549013][T17382] prepare_alloc_pages+0x198/0x4b0 [ 552.549022][T17382] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.549031][T17382] alloc_pages_mpol+0x1ec/0x464 [ 552.549040][T17382] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.549049][T17382] shmem_alloc_folio+0xa0/0x150 [ 552.549057][T17382] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.549066][T17382] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.549073][T17382] shmem_write_begin+0x160/0x450 [ 552.549081][T17382] generic_perform_write+0x234/0x7b8 [ 552.549089][T17382] shmem_file_write_iter+0x10c/0x134 [ 552.549098][T17382] do_iter_readv_writev+0x48c/0x6f8 [ 552.549109][T17382] vfs_writev+0x2c8/0x664 [ 552.549116][T17382] do_pwritev+0x120/0x234 [ 552.549122][T17382] __arm64_sys_pwritev2+0xd4/0x108 [ 552.549132][T17382] invoke_syscall+0x98/0x244 [ 552.549143][T17382] el0_svc_common+0xe8/0x23c executing program [ 552.549152][T17382] do_el0_svc+0x48/0x58 [ 552.549162][T17382] el0_svc+0x64/0x260 [ 552.549170][T17382] el0t_64_sync_handler+0x48/0x148 [ 552.549177][T17382] el0t_64_sync+0x198/0x19c [ 552.660202][T17384] FAULT_INJECTION: forcing a failure. [ 552.660202][T17384] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.660236][T17384] CPU: 0 UID: 0 PID: 17384 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.660249][T17384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.660257][T17384] Call trace: [ 552.660261][T17384] show_stack+0x2c/0x3c (C) [ 552.660280][T17384] __dump_stack+0x30/0x40 [ 552.660293][T17384] dump_stack_lvl+0xd8/0x12c [ 552.660303][T17384] dump_stack+0x1c/0x28 [ 552.660312][T17384] should_fail_ex+0x414/0x588 [ 552.660322][T17384] should_fail_alloc_page+0xec/0x10c [ 552.660332][T17384] prepare_alloc_pages+0x198/0x4b0 [ 552.660341][T17384] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.660350][T17384] alloc_pages_mpol+0x1ec/0x464 [ 552.660359][T17384] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.660368][T17384] shmem_alloc_folio+0xa0/0x150 [ 552.660376][T17384] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.660384][T17384] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.660392][T17384] shmem_write_begin+0x160/0x450 [ 552.660400][T17384] generic_perform_write+0x234/0x7b8 [ 552.660408][T17384] shmem_file_write_iter+0x10c/0x134 [ 552.660416][T17384] do_iter_readv_writev+0x48c/0x6f8 [ 552.660427][T17384] vfs_writev+0x2c8/0x664 [ 552.660434][T17384] do_pwritev+0x120/0x234 [ 552.660440][T17384] __arm64_sys_pwritev2+0xd4/0x108 [ 552.660450][T17384] invoke_syscall+0x98/0x244 [ 552.660460][T17384] el0_svc_common+0xe8/0x23c [ 552.660470][T17384] do_el0_svc+0x48/0x58 [ 552.660479][T17384] el0_svc+0x64/0x260 [ 552.660487][T17384] el0t_64_sync_handler+0x48/0x148 executing program [ 552.660495][T17384] el0t_64_sync+0x198/0x19c [ 552.773914][T17386] FAULT_INJECTION: forcing a failure. [ 552.773914][T17386] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.776572][T17386] CPU: 0 UID: 0 PID: 17386 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.776595][T17386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.776604][T17386] Call trace: [ 552.776608][T17386] show_stack+0x2c/0x3c (C) [ 552.776627][T17386] __dump_stack+0x30/0x40 [ 552.776638][T17386] dump_stack_lvl+0xd8/0x12c [ 552.776648][T17386] dump_stack+0x1c/0x28 [ 552.776658][T17386] should_fail_ex+0x414/0x588 [ 552.776667][T17386] should_fail_alloc_page+0xec/0x10c [ 552.776676][T17386] prepare_alloc_pages+0x198/0x4b0 [ 552.776685][T17386] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.776694][T17386] alloc_pages_mpol+0x1ec/0x464 [ 552.776703][T17386] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.776712][T17386] shmem_alloc_folio+0xa0/0x150 [ 552.776721][T17386] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.776729][T17386] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.776736][T17386] shmem_write_begin+0x160/0x450 [ 552.776744][T17386] generic_perform_write+0x234/0x7b8 [ 552.776753][T17386] shmem_file_write_iter+0x10c/0x134 [ 552.776761][T17386] do_iter_readv_writev+0x48c/0x6f8 [ 552.776771][T17386] vfs_writev+0x2c8/0x664 [ 552.776778][T17386] do_pwritev+0x120/0x234 [ 552.776785][T17386] __arm64_sys_pwritev2+0xd4/0x108 [ 552.776795][T17386] invoke_syscall+0x98/0x244 [ 552.776805][T17386] el0_svc_common+0xe8/0x23c [ 552.776814][T17386] do_el0_svc+0x48/0x58 [ 552.776823][T17386] el0_svc+0x64/0x260 [ 552.776832][T17386] el0t_64_sync_handler+0x48/0x148 [ 552.776839][T17386] el0t_64_sync+0x198/0x19c executing program [ 552.890148][T17388] FAULT_INJECTION: forcing a failure. [ 552.890148][T17388] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.890191][T17388] CPU: 1 UID: 0 PID: 17388 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 552.890204][T17388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 552.890212][T17388] Call trace: [ 552.890216][T17388] show_stack+0x2c/0x3c (C) [ 552.890237][T17388] __dump_stack+0x30/0x40 [ 552.890249][T17388] dump_stack_lvl+0xd8/0x12c [ 552.890259][T17388] dump_stack+0x1c/0x28 [ 552.890268][T17388] should_fail_ex+0x414/0x588 [ 552.890278][T17388] should_fail_alloc_page+0xec/0x10c [ 552.890288][T17388] prepare_alloc_pages+0x198/0x4b0 [ 552.890297][T17388] __alloc_frozen_pages_noprof+0x134/0x31c [ 552.890306][T17388] alloc_pages_mpol+0x1ec/0x464 executing program [ 552.890315][T17388] folio_alloc_mpol_noprof+0x4c/0x248 [ 552.890324][T17388] shmem_alloc_folio+0xa0/0x150 [ 552.890332][T17388] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 552.890341][T17388] shmem_get_folio_gfp+0x4c8/0x1494 [ 552.890348][T17388] shmem_write_begin+0x160/0x450 [ 552.890356][T17388] generic_perform_write+0x234/0x7b8 [ 552.890365][T17388] shmem_file_write_iter+0x10c/0x134 [ 552.890372][T17388] do_iter_readv_writev+0x48c/0x6f8 [ 552.890383][T17388] vfs_writev+0x2c8/0x664 [ 552.890390][T17388] do_pwritev+0x120/0x234 [ 552.890397][T17388] __arm64_sys_pwritev2+0xd4/0x108 [ 552.890407][T17388] invoke_syscall+0x98/0x244 [ 552.890417][T17388] el0_svc_common+0xe8/0x23c [ 552.890426][T17388] do_el0_svc+0x48/0x58 [ 552.890435][T17388] el0_svc+0x64/0x260 [ 552.890444][T17388] el0t_64_sync_handler+0x48/0x148 [ 552.890451][T17388] el0t_64_sync+0x198/0x19c [ 553.007529][T17390] FAULT_INJECTION: forcing a failure. [ 553.007529][T17390] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.007562][T17390] CPU: 1 UID: 0 PID: 17390 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.007574][T17390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.007582][T17390] Call trace: [ 553.007592][T17390] show_stack+0x2c/0x3c (C) executing program [ 553.007610][T17390] __dump_stack+0x30/0x40 [ 553.007621][T17390] dump_stack_lvl+0xd8/0x12c [ 553.007631][T17390] dump_stack+0x1c/0x28 [ 553.007641][T17390] should_fail_ex+0x414/0x588 [ 553.007650][T17390] should_fail_alloc_page+0xec/0x10c [ 553.007659][T17390] prepare_alloc_pages+0x198/0x4b0 [ 553.007668][T17390] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.007677][T17390] alloc_pages_mpol+0x1ec/0x464 [ 553.007686][T17390] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.007695][T17390] shmem_alloc_folio+0xa0/0x150 [ 553.007703][T17390] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.007712][T17390] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.007719][T17390] shmem_write_begin+0x160/0x450 [ 553.007727][T17390] generic_perform_write+0x234/0x7b8 [ 553.007735][T17390] shmem_file_write_iter+0x10c/0x134 [ 553.007743][T17390] do_iter_readv_writev+0x48c/0x6f8 [ 553.007754][T17390] vfs_writev+0x2c8/0x664 [ 553.007761][T17390] do_pwritev+0x120/0x234 [ 553.007767][T17390] __arm64_sys_pwritev2+0xd4/0x108 [ 553.007777][T17390] invoke_syscall+0x98/0x244 [ 553.007787][T17390] el0_svc_common+0xe8/0x23c [ 553.007797][T17390] do_el0_svc+0x48/0x58 [ 553.007806][T17390] el0_svc+0x64/0x260 [ 553.007814][T17390] el0t_64_sync_handler+0x48/0x148 [ 553.007822][T17390] el0t_64_sync+0x198/0x19c [ 553.124191][T17392] FAULT_INJECTION: forcing a failure. [ 553.124191][T17392] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.126638][T17392] CPU: 0 UID: 0 PID: 17392 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.126655][T17392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.126661][T17392] Call trace: [ 553.126665][T17392] show_stack+0x2c/0x3c (C) [ 553.126689][T17392] __dump_stack+0x30/0x40 [ 553.126701][T17392] dump_stack_lvl+0xd8/0x12c [ 553.126711][T17392] dump_stack+0x1c/0x28 [ 553.126720][T17392] should_fail_ex+0x414/0x588 [ 553.126730][T17392] should_fail_alloc_page+0xec/0x10c [ 553.126739][T17392] prepare_alloc_pages+0x198/0x4b0 [ 553.126748][T17392] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.126757][T17392] alloc_pages_mpol+0x1ec/0x464 [ 553.126767][T17392] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.126776][T17392] shmem_alloc_folio+0xa0/0x150 [ 553.126784][T17392] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.126793][T17392] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.126800][T17392] shmem_write_begin+0x160/0x450 [ 553.126808][T17392] generic_perform_write+0x234/0x7b8 [ 553.126817][T17392] shmem_file_write_iter+0x10c/0x134 [ 553.126824][T17392] do_iter_readv_writev+0x48c/0x6f8 [ 553.126835][T17392] vfs_writev+0x2c8/0x664 [ 553.126842][T17392] do_pwritev+0x120/0x234 [ 553.126849][T17392] __arm64_sys_pwritev2+0xd4/0x108 [ 553.126859][T17392] invoke_syscall+0x98/0x244 [ 553.126869][T17392] el0_svc_common+0xe8/0x23c [ 553.126879][T17392] do_el0_svc+0x48/0x58 [ 553.126888][T17392] el0_svc+0x64/0x260 [ 553.126897][T17392] el0t_64_sync_handler+0x48/0x148 [ 553.126904][T17392] el0t_64_sync+0x198/0x19c executing program [ 553.247562][T17394] FAULT_INJECTION: forcing a failure. [ 553.247562][T17394] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.249816][T17394] CPU: 0 UID: 0 PID: 17394 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.249839][T17394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.249845][T17394] Call trace: [ 553.249849][T17394] show_stack+0x2c/0x3c (C) [ 553.249866][T17394] __dump_stack+0x30/0x40 [ 553.249876][T17394] dump_stack_lvl+0xd8/0x12c [ 553.249886][T17394] dump_stack+0x1c/0x28 [ 553.249895][T17394] should_fail_ex+0x414/0x588 [ 553.249905][T17394] should_fail_alloc_page+0xec/0x10c [ 553.249914][T17394] prepare_alloc_pages+0x198/0x4b0 [ 553.249923][T17394] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.249932][T17394] alloc_pages_mpol+0x1ec/0x464 [ 553.249941][T17394] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.249950][T17394] shmem_alloc_folio+0xa0/0x150 [ 553.249958][T17394] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.249966][T17394] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.249974][T17394] shmem_write_begin+0x160/0x450 [ 553.249982][T17394] generic_perform_write+0x234/0x7b8 [ 553.249990][T17394] shmem_file_write_iter+0x10c/0x134 [ 553.249998][T17394] do_iter_readv_writev+0x48c/0x6f8 [ 553.250009][T17394] vfs_writev+0x2c8/0x664 [ 553.250016][T17394] do_pwritev+0x120/0x234 [ 553.250022][T17394] __arm64_sys_pwritev2+0xd4/0x108 [ 553.250032][T17394] invoke_syscall+0x98/0x244 [ 553.250042][T17394] el0_svc_common+0xe8/0x23c [ 553.250052][T17394] do_el0_svc+0x48/0x58 [ 553.250061][T17394] el0_svc+0x64/0x260 [ 553.250069][T17394] el0t_64_sync_handler+0x48/0x148 [ 553.250077][T17394] el0t_64_sync+0x198/0x19c executing program [ 553.364539][T17396] FAULT_INJECTION: forcing a failure. [ 553.364539][T17396] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.364579][T17396] CPU: 1 UID: 0 PID: 17396 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.364598][T17396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.364606][T17396] Call trace: [ 553.364610][T17396] show_stack+0x2c/0x3c (C) [ 553.364629][T17396] __dump_stack+0x30/0x40 [ 553.364640][T17396] dump_stack_lvl+0xd8/0x12c [ 553.364651][T17396] dump_stack+0x1c/0x28 [ 553.364660][T17396] should_fail_ex+0x414/0x588 [ 553.364670][T17396] should_fail_alloc_page+0xec/0x10c [ 553.364679][T17396] prepare_alloc_pages+0x198/0x4b0 [ 553.364688][T17396] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.364697][T17396] alloc_pages_mpol+0x1ec/0x464 [ 553.364706][T17396] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.364715][T17396] shmem_alloc_folio+0xa0/0x150 [ 553.364724][T17396] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.364732][T17396] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.364740][T17396] shmem_write_begin+0x160/0x450 [ 553.364747][T17396] generic_perform_write+0x234/0x7b8 [ 553.364756][T17396] shmem_file_write_iter+0x10c/0x134 [ 553.364764][T17396] do_iter_readv_writev+0x48c/0x6f8 [ 553.364775][T17396] vfs_writev+0x2c8/0x664 [ 553.364782][T17396] do_pwritev+0x120/0x234 [ 553.364788][T17396] __arm64_sys_pwritev2+0xd4/0x108 [ 553.364798][T17396] invoke_syscall+0x98/0x244 [ 553.364808][T17396] el0_svc_common+0xe8/0x23c [ 553.364818][T17396] do_el0_svc+0x48/0x58 [ 553.364827][T17396] el0_svc+0x64/0x260 [ 553.364836][T17396] el0t_64_sync_handler+0x48/0x148 executing program [ 553.364843][T17396] el0t_64_sync+0x198/0x19c [ 553.472644][T17398] FAULT_INJECTION: forcing a failure. [ 553.472644][T17398] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.475090][T17398] CPU: 0 UID: 0 PID: 17398 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.475104][T17398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.475110][T17398] Call trace: [ 553.475113][T17398] show_stack+0x2c/0x3c (C) [ 553.475133][T17398] __dump_stack+0x30/0x40 [ 553.475145][T17398] dump_stack_lvl+0xd8/0x12c [ 553.475155][T17398] dump_stack+0x1c/0x28 [ 553.475164][T17398] should_fail_ex+0x414/0x588 [ 553.475174][T17398] should_fail_alloc_page+0xec/0x10c [ 553.475183][T17398] prepare_alloc_pages+0x198/0x4b0 [ 553.475192][T17398] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.475201][T17398] alloc_pages_mpol+0x1ec/0x464 [ 553.475210][T17398] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.475219][T17398] shmem_alloc_folio+0xa0/0x150 [ 553.475228][T17398] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.475236][T17398] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.475243][T17398] shmem_write_begin+0x160/0x450 [ 553.475251][T17398] generic_perform_write+0x234/0x7b8 [ 553.475260][T17398] shmem_file_write_iter+0x10c/0x134 [ 553.475268][T17398] do_iter_readv_writev+0x48c/0x6f8 [ 553.475279][T17398] vfs_writev+0x2c8/0x664 [ 553.475286][T17398] do_pwritev+0x120/0x234 [ 553.475292][T17398] __arm64_sys_pwritev2+0xd4/0x108 [ 553.475302][T17398] invoke_syscall+0x98/0x244 [ 553.475312][T17398] el0_svc_common+0xe8/0x23c [ 553.475322][T17398] do_el0_svc+0x48/0x58 [ 553.475331][T17398] el0_svc+0x64/0x260 [ 553.475339][T17398] el0t_64_sync_handler+0x48/0x148 [ 553.475347][T17398] el0t_64_sync+0x198/0x19c executing program [ 553.601143][T17400] FAULT_INJECTION: forcing a failure. [ 553.601143][T17400] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.601183][T17400] CPU: 1 UID: 0 PID: 17400 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.601194][T17400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.601199][T17400] Call trace: [ 553.601202][T17400] show_stack+0x2c/0x3c (C) [ 553.601222][T17400] __dump_stack+0x30/0x40 [ 553.601232][T17400] dump_stack_lvl+0xd8/0x12c [ 553.601242][T17400] dump_stack+0x1c/0x28 [ 553.601251][T17400] should_fail_ex+0x414/0x588 [ 553.601261][T17400] should_fail_alloc_page+0xec/0x10c [ 553.601270][T17400] prepare_alloc_pages+0x198/0x4b0 [ 553.601279][T17400] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.601288][T17400] alloc_pages_mpol+0x1ec/0x464 [ 553.601297][T17400] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.601306][T17400] shmem_alloc_folio+0xa0/0x150 [ 553.601315][T17400] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.601323][T17400] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.601330][T17400] shmem_write_begin+0x160/0x450 [ 553.601338][T17400] generic_perform_write+0x234/0x7b8 [ 553.601347][T17400] shmem_file_write_iter+0x10c/0x134 [ 553.601355][T17400] do_iter_readv_writev+0x48c/0x6f8 [ 553.601366][T17400] vfs_writev+0x2c8/0x664 [ 553.601373][T17400] do_pwritev+0x120/0x234 [ 553.601380][T17400] __arm64_sys_pwritev2+0xd4/0x108 [ 553.601390][T17400] invoke_syscall+0x98/0x244 [ 553.601400][T17400] el0_svc_common+0xe8/0x23c [ 553.601410][T17400] do_el0_svc+0x48/0x58 [ 553.601419][T17400] el0_svc+0x64/0x260 [ 553.601427][T17400] el0t_64_sync_handler+0x48/0x148 [ 553.601435][T17400] el0t_64_sync+0x198/0x19c executing program [ 553.729151][T17402] FAULT_INJECTION: forcing a failure. [ 553.729151][T17402] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.729185][T17402] CPU: 0 UID: 0 PID: 17402 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.729197][T17402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.729206][T17402] Call trace: [ 553.729210][T17402] show_stack+0x2c/0x3c (C) [ 553.729231][T17402] __dump_stack+0x30/0x40 [ 553.729242][T17402] dump_stack_lvl+0xd8/0x12c [ 553.729253][T17402] dump_stack+0x1c/0x28 [ 553.729262][T17402] should_fail_ex+0x414/0x588 [ 553.729272][T17402] should_fail_alloc_page+0xec/0x10c [ 553.729281][T17402] prepare_alloc_pages+0x198/0x4b0 [ 553.729291][T17402] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.729300][T17402] alloc_pages_mpol+0x1ec/0x464 [ 553.729309][T17402] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.729318][T17402] shmem_alloc_folio+0xa0/0x150 [ 553.729326][T17402] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.729335][T17402] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.729342][T17402] shmem_write_begin+0x160/0x450 [ 553.729350][T17402] generic_perform_write+0x234/0x7b8 [ 553.729359][T17402] shmem_file_write_iter+0x10c/0x134 [ 553.729367][T17402] do_iter_readv_writev+0x48c/0x6f8 [ 553.729378][T17402] vfs_writev+0x2c8/0x664 [ 553.729385][T17402] do_pwritev+0x120/0x234 [ 553.729392][T17402] __arm64_sys_pwritev2+0xd4/0x108 [ 553.729402][T17402] invoke_syscall+0x98/0x244 [ 553.729412][T17402] el0_svc_common+0xe8/0x23c [ 553.729421][T17402] do_el0_svc+0x48/0x58 [ 553.729431][T17402] el0_svc+0x64/0x260 [ 553.729439][T17402] el0t_64_sync_handler+0x48/0x148 [ 553.729446][T17402] el0t_64_sync+0x198/0x19c executing program [ 553.847688][T17404] FAULT_INJECTION: forcing a failure. [ 553.847688][T17404] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.847730][T17404] CPU: 0 UID: 0 PID: 17404 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.847747][T17404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.847756][T17404] Call trace: [ 553.847760][T17404] show_stack+0x2c/0x3c (C) [ 553.847779][T17404] __dump_stack+0x30/0x40 [ 553.847790][T17404] dump_stack_lvl+0xd8/0x12c [ 553.847800][T17404] dump_stack+0x1c/0x28 [ 553.847809][T17404] should_fail_ex+0x414/0x588 [ 553.847819][T17404] should_fail_alloc_page+0xec/0x10c [ 553.847828][T17404] prepare_alloc_pages+0x198/0x4b0 [ 553.847838][T17404] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.847847][T17404] alloc_pages_mpol+0x1ec/0x464 [ 553.847856][T17404] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.847865][T17404] shmem_alloc_folio+0xa0/0x150 [ 553.847873][T17404] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.847882][T17404] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.847889][T17404] shmem_write_begin+0x160/0x450 [ 553.847897][T17404] generic_perform_write+0x234/0x7b8 [ 553.847906][T17404] shmem_file_write_iter+0x10c/0x134 [ 553.847914][T17404] do_iter_readv_writev+0x48c/0x6f8 [ 553.847925][T17404] vfs_writev+0x2c8/0x664 [ 553.847931][T17404] do_pwritev+0x120/0x234 [ 553.847938][T17404] __arm64_sys_pwritev2+0xd4/0x108 [ 553.847948][T17404] invoke_syscall+0x98/0x244 [ 553.847958][T17404] el0_svc_common+0xe8/0x23c [ 553.847968][T17404] do_el0_svc+0x48/0x58 [ 553.847977][T17404] el0_svc+0x64/0x260 [ 553.847985][T17404] el0t_64_sync_handler+0x48/0x148 [ 553.847993][T17404] el0t_64_sync+0x198/0x19c executing program [ 553.957740][T17406] FAULT_INJECTION: forcing a failure. [ 553.957740][T17406] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 553.957779][T17406] CPU: 0 UID: 0 PID: 17406 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 553.957792][T17406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 553.957800][T17406] Call trace: [ 553.957804][T17406] show_stack+0x2c/0x3c (C) [ 553.957824][T17406] __dump_stack+0x30/0x40 [ 553.957835][T17406] dump_stack_lvl+0xd8/0x12c [ 553.957845][T17406] dump_stack+0x1c/0x28 [ 553.957855][T17406] should_fail_ex+0x414/0x588 [ 553.957864][T17406] should_fail_alloc_page+0xec/0x10c [ 553.957873][T17406] prepare_alloc_pages+0x198/0x4b0 [ 553.957882][T17406] __alloc_frozen_pages_noprof+0x134/0x31c [ 553.957892][T17406] alloc_pages_mpol+0x1ec/0x464 [ 553.957901][T17406] folio_alloc_mpol_noprof+0x4c/0x248 [ 553.957910][T17406] shmem_alloc_folio+0xa0/0x150 executing program [ 553.957918][T17406] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 553.957927][T17406] shmem_get_folio_gfp+0x4c8/0x1494 [ 553.957934][T17406] shmem_write_begin+0x160/0x450 [ 553.957942][T17406] generic_perform_write+0x234/0x7b8 [ 553.957951][T17406] shmem_file_write_iter+0x10c/0x134 [ 553.957959][T17406] do_iter_readv_writev+0x48c/0x6f8 [ 553.957970][T17406] vfs_writev+0x2c8/0x664 [ 553.957977][T17406] do_pwritev+0x120/0x234 [ 553.957983][T17406] __arm64_sys_pwritev2+0xd4/0x108 [ 553.957993][T17406] invoke_syscall+0x98/0x244 [ 553.958003][T17406] el0_svc_common+0xe8/0x23c [ 553.958013][T17406] do_el0_svc+0x48/0x58 [ 553.958022][T17406] el0_svc+0x64/0x260 [ 553.958030][T17406] el0t_64_sync_handler+0x48/0x148 [ 553.958038][T17406] el0t_64_sync+0x198/0x19c [ 554.070032][T17408] FAULT_INJECTION: forcing a failure. [ 554.070032][T17408] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.070065][T17408] CPU: 0 UID: 0 PID: 17408 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.070078][T17408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.070084][T17408] Call trace: [ 554.070088][T17408] show_stack+0x2c/0x3c (C) [ 554.070107][T17408] __dump_stack+0x30/0x40 [ 554.070117][T17408] dump_stack_lvl+0xd8/0x12c [ 554.070127][T17408] dump_stack+0x1c/0x28 [ 554.070137][T17408] should_fail_ex+0x414/0x588 [ 554.070147][T17408] should_fail_alloc_page+0xec/0x10c [ 554.070155][T17408] prepare_alloc_pages+0x198/0x4b0 [ 554.070164][T17408] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.070173][T17408] alloc_pages_mpol+0x1ec/0x464 [ 554.070182][T17408] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.070192][T17408] shmem_alloc_folio+0xa0/0x150 [ 554.070200][T17408] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.070209][T17408] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.070216][T17408] shmem_write_begin+0x160/0x450 [ 554.070224][T17408] generic_perform_write+0x234/0x7b8 [ 554.070233][T17408] shmem_file_write_iter+0x10c/0x134 [ 554.070241][T17408] do_iter_readv_writev+0x48c/0x6f8 [ 554.070252][T17408] vfs_writev+0x2c8/0x664 [ 554.070259][T17408] do_pwritev+0x120/0x234 executing program [ 554.070266][T17408] __arm64_sys_pwritev2+0xd4/0x108 [ 554.070276][T17408] invoke_syscall+0x98/0x244 [ 554.070286][T17408] el0_svc_common+0xe8/0x23c [ 554.070296][T17408] do_el0_svc+0x48/0x58 [ 554.070305][T17408] el0_svc+0x64/0x260 [ 554.070313][T17408] el0t_64_sync_handler+0x48/0x148 [ 554.070320][T17408] el0t_64_sync+0x198/0x19c [ 554.182625][T17410] FAULT_INJECTION: forcing a failure. [ 554.182625][T17410] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.182664][T17410] CPU: 0 UID: 0 PID: 17410 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT executing program [ 554.182677][T17410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.182684][T17410] Call trace: [ 554.182688][T17410] show_stack+0x2c/0x3c (C) [ 554.182705][T17410] __dump_stack+0x30/0x40 [ 554.182716][T17410] dump_stack_lvl+0xd8/0x12c [ 554.182726][T17410] dump_stack+0x1c/0x28 [ 554.182735][T17410] should_fail_ex+0x414/0x588 [ 554.182745][T17410] should_fail_alloc_page+0xec/0x10c [ 554.182753][T17410] prepare_alloc_pages+0x198/0x4b0 [ 554.182763][T17410] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.182771][T17410] alloc_pages_mpol+0x1ec/0x464 [ 554.182780][T17410] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.182789][T17410] shmem_alloc_folio+0xa0/0x150 [ 554.182798][T17410] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.182806][T17410] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.182813][T17410] shmem_write_begin+0x160/0x450 [ 554.182821][T17410] generic_perform_write+0x234/0x7b8 [ 554.182829][T17410] shmem_file_write_iter+0x10c/0x134 [ 554.182837][T17410] do_iter_readv_writev+0x48c/0x6f8 [ 554.182848][T17410] vfs_writev+0x2c8/0x664 [ 554.182855][T17410] do_pwritev+0x120/0x234 [ 554.182861][T17410] __arm64_sys_pwritev2+0xd4/0x108 [ 554.182871][T17410] invoke_syscall+0x98/0x244 [ 554.182881][T17410] el0_svc_common+0xe8/0x23c [ 554.182891][T17410] do_el0_svc+0x48/0x58 [ 554.182900][T17410] el0_svc+0x64/0x260 [ 554.182908][T17410] el0t_64_sync_handler+0x48/0x148 [ 554.182916][T17410] el0t_64_sync+0x198/0x19c [ 554.294736][T17412] FAULT_INJECTION: forcing a failure. [ 554.294736][T17412] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.294773][T17412] CPU: 0 UID: 0 PID: 17412 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.294787][T17412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.294793][T17412] Call trace: [ 554.294796][T17412] show_stack+0x2c/0x3c (C) [ 554.294815][T17412] __dump_stack+0x30/0x40 [ 554.294825][T17412] dump_stack_lvl+0xd8/0x12c [ 554.294835][T17412] dump_stack+0x1c/0x28 [ 554.294845][T17412] should_fail_ex+0x414/0x588 [ 554.294854][T17412] should_fail_alloc_page+0xec/0x10c [ 554.294864][T17412] prepare_alloc_pages+0x198/0x4b0 [ 554.294873][T17412] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.294882][T17412] alloc_pages_mpol+0x1ec/0x464 [ 554.294891][T17412] folio_alloc_mpol_noprof+0x4c/0x248 executing program [ 554.294900][T17412] shmem_alloc_folio+0xa0/0x150 [ 554.294908][T17412] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.294917][T17412] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.294924][T17412] shmem_write_begin+0x160/0x450 [ 554.294932][T17412] generic_perform_write+0x234/0x7b8 [ 554.294941][T17412] shmem_file_write_iter+0x10c/0x134 [ 554.294949][T17412] do_iter_readv_writev+0x48c/0x6f8 [ 554.294960][T17412] vfs_writev+0x2c8/0x664 [ 554.294967][T17412] do_pwritev+0x120/0x234 [ 554.294974][T17412] __arm64_sys_pwritev2+0xd4/0x108 [ 554.294984][T17412] invoke_syscall+0x98/0x244 [ 554.294993][T17412] el0_svc_common+0xe8/0x23c [ 554.295003][T17412] do_el0_svc+0x48/0x58 [ 554.295012][T17412] el0_svc+0x64/0x260 [ 554.295021][T17412] el0t_64_sync_handler+0x48/0x148 [ 554.295028][T17412] el0t_64_sync+0x198/0x19c [ 554.401196][T17414] FAULT_INJECTION: forcing a failure. [ 554.401196][T17414] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.401237][T17414] CPU: 0 UID: 0 PID: 17414 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.401251][T17414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.401259][T17414] Call trace: [ 554.401263][T17414] show_stack+0x2c/0x3c (C) [ 554.401281][T17414] __dump_stack+0x30/0x40 [ 554.401292][T17414] dump_stack_lvl+0xd8/0x12c [ 554.401301][T17414] dump_stack+0x1c/0x28 [ 554.401311][T17414] should_fail_ex+0x414/0x588 [ 554.401320][T17414] should_fail_alloc_page+0xec/0x10c [ 554.401329][T17414] prepare_alloc_pages+0x198/0x4b0 [ 554.401338][T17414] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.401347][T17414] alloc_pages_mpol+0x1ec/0x464 [ 554.401356][T17414] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.401365][T17414] shmem_alloc_folio+0xa0/0x150 [ 554.401373][T17414] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.401381][T17414] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.401389][T17414] shmem_write_begin+0x160/0x450 [ 554.401397][T17414] generic_perform_write+0x234/0x7b8 [ 554.401405][T17414] shmem_file_write_iter+0x10c/0x134 [ 554.401413][T17414] do_iter_readv_writev+0x48c/0x6f8 [ 554.401424][T17414] vfs_writev+0x2c8/0x664 [ 554.401431][T17414] do_pwritev+0x120/0x234 [ 554.401437][T17414] __arm64_sys_pwritev2+0xd4/0x108 [ 554.401447][T17414] invoke_syscall+0x98/0x244 [ 554.401457][T17414] el0_svc_common+0xe8/0x23c [ 554.401467][T17414] do_el0_svc+0x48/0x58 [ 554.401476][T17414] el0_svc+0x64/0x260 [ 554.401485][T17414] el0t_64_sync_handler+0x48/0x148 [ 554.401492][T17414] el0t_64_sync+0x198/0x19c executing program [ 554.520794][T17416] FAULT_INJECTION: forcing a failure. [ 554.520794][T17416] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.520826][T17416] CPU: 0 UID: 0 PID: 17416 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.520837][T17416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.520842][T17416] Call trace: [ 554.520845][T17416] show_stack+0x2c/0x3c (C) [ 554.520864][T17416] __dump_stack+0x30/0x40 [ 554.520875][T17416] dump_stack_lvl+0xd8/0x12c [ 554.520885][T17416] dump_stack+0x1c/0x28 [ 554.520894][T17416] should_fail_ex+0x414/0x588 [ 554.520904][T17416] should_fail_alloc_page+0xec/0x10c [ 554.520913][T17416] prepare_alloc_pages+0x198/0x4b0 [ 554.520922][T17416] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.520931][T17416] alloc_pages_mpol+0x1ec/0x464 [ 554.520940][T17416] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.520949][T17416] shmem_alloc_folio+0xa0/0x150 [ 554.520957][T17416] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.520965][T17416] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.520973][T17416] shmem_write_begin+0x160/0x450 [ 554.520981][T17416] generic_perform_write+0x234/0x7b8 [ 554.520989][T17416] shmem_file_write_iter+0x10c/0x134 [ 554.520997][T17416] do_iter_readv_writev+0x48c/0x6f8 [ 554.521008][T17416] vfs_writev+0x2c8/0x664 [ 554.521015][T17416] do_pwritev+0x120/0x234 [ 554.521022][T17416] __arm64_sys_pwritev2+0xd4/0x108 [ 554.521032][T17416] invoke_syscall+0x98/0x244 [ 554.521042][T17416] el0_svc_common+0xe8/0x23c [ 554.521051][T17416] do_el0_svc+0x48/0x58 [ 554.521061][T17416] el0_svc+0x64/0x260 [ 554.521069][T17416] el0t_64_sync_handler+0x48/0x148 [ 554.521077][T17416] el0t_64_sync+0x198/0x19c executing program [ 554.635594][T17418] FAULT_INJECTION: forcing a failure. [ 554.635594][T17418] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.635638][T17418] CPU: 0 UID: 0 PID: 17418 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.635655][T17418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.635660][T17418] Call trace: [ 554.635664][T17418] show_stack+0x2c/0x3c (C) [ 554.635683][T17418] __dump_stack+0x30/0x40 [ 554.635693][T17418] dump_stack_lvl+0xd8/0x12c [ 554.635703][T17418] dump_stack+0x1c/0x28 [ 554.635713][T17418] should_fail_ex+0x414/0x588 [ 554.635722][T17418] should_fail_alloc_page+0xec/0x10c [ 554.635731][T17418] prepare_alloc_pages+0x198/0x4b0 [ 554.635740][T17418] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.635749][T17418] alloc_pages_mpol+0x1ec/0x464 [ 554.635758][T17418] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.635767][T17418] shmem_alloc_folio+0xa0/0x150 [ 554.635776][T17418] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.635784][T17418] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.635792][T17418] shmem_write_begin+0x160/0x450 [ 554.635799][T17418] generic_perform_write+0x234/0x7b8 [ 554.635808][T17418] shmem_file_write_iter+0x10c/0x134 [ 554.635816][T17418] do_iter_readv_writev+0x48c/0x6f8 [ 554.635827][T17418] vfs_writev+0x2c8/0x664 [ 554.635834][T17418] do_pwritev+0x120/0x234 [ 554.635841][T17418] __arm64_sys_pwritev2+0xd4/0x108 [ 554.635851][T17418] invoke_syscall+0x98/0x244 [ 554.635861][T17418] el0_svc_common+0xe8/0x23c [ 554.635870][T17418] do_el0_svc+0x48/0x58 [ 554.635880][T17418] el0_svc+0x64/0x260 [ 554.635888][T17418] el0t_64_sync_handler+0x48/0x148 [ 554.635896][T17418] el0t_64_sync+0x198/0x19c executing program [ 554.747538][T17420] FAULT_INJECTION: forcing a failure. [ 554.747538][T17420] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.747598][T17420] CPU: 0 UID: 0 PID: 17420 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.747612][T17420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.747620][T17420] Call trace: [ 554.747624][T17420] show_stack+0x2c/0x3c (C) [ 554.747643][T17420] __dump_stack+0x30/0x40 [ 554.747654][T17420] dump_stack_lvl+0xd8/0x12c [ 554.747664][T17420] dump_stack+0x1c/0x28 [ 554.747673][T17420] should_fail_ex+0x414/0x588 [ 554.747683][T17420] should_fail_alloc_page+0xec/0x10c [ 554.747692][T17420] prepare_alloc_pages+0x198/0x4b0 [ 554.747701][T17420] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.747710][T17420] alloc_pages_mpol+0x1ec/0x464 [ 554.747719][T17420] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.747728][T17420] shmem_alloc_folio+0xa0/0x150 [ 554.747737][T17420] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.747745][T17420] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.747753][T17420] shmem_write_begin+0x160/0x450 [ 554.747761][T17420] generic_perform_write+0x234/0x7b8 [ 554.747770][T17420] shmem_file_write_iter+0x10c/0x134 [ 554.747777][T17420] do_iter_readv_writev+0x48c/0x6f8 [ 554.747788][T17420] vfs_writev+0x2c8/0x664 [ 554.747795][T17420] do_pwritev+0x120/0x234 [ 554.747802][T17420] __arm64_sys_pwritev2+0xd4/0x108 [ 554.747812][T17420] invoke_syscall+0x98/0x244 [ 554.747822][T17420] el0_svc_common+0xe8/0x23c [ 554.747832][T17420] do_el0_svc+0x48/0x58 executing program [ 554.747841][T17420] el0_svc+0x64/0x260 [ 554.747849][T17420] el0t_64_sync_handler+0x48/0x148 [ 554.747857][T17420] el0t_64_sync+0x198/0x19c [ 554.859989][T17422] FAULT_INJECTION: forcing a failure. [ 554.859989][T17422] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.860028][T17422] CPU: 0 UID: 0 PID: 17422 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.860041][T17422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.860048][T17422] Call trace: [ 554.860052][T17422] show_stack+0x2c/0x3c (C) [ 554.860073][T17422] __dump_stack+0x30/0x40 [ 554.860084][T17422] dump_stack_lvl+0xd8/0x12c [ 554.860094][T17422] dump_stack+0x1c/0x28 [ 554.860103][T17422] should_fail_ex+0x414/0x588 [ 554.860113][T17422] should_fail_alloc_page+0xec/0x10c [ 554.860122][T17422] prepare_alloc_pages+0x198/0x4b0 [ 554.860131][T17422] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.860140][T17422] alloc_pages_mpol+0x1ec/0x464 [ 554.860149][T17422] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.860158][T17422] shmem_alloc_folio+0xa0/0x150 [ 554.860166][T17422] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.860174][T17422] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.860182][T17422] shmem_write_begin+0x160/0x450 [ 554.860189][T17422] generic_perform_write+0x234/0x7b8 [ 554.860198][T17422] shmem_file_write_iter+0x10c/0x134 [ 554.860206][T17422] do_iter_readv_writev+0x48c/0x6f8 [ 554.860217][T17422] vfs_writev+0x2c8/0x664 [ 554.860223][T17422] do_pwritev+0x120/0x234 [ 554.860230][T17422] __arm64_sys_pwritev2+0xd4/0x108 [ 554.860240][T17422] invoke_syscall+0x98/0x244 [ 554.860250][T17422] el0_svc_common+0xe8/0x23c [ 554.860259][T17422] do_el0_svc+0x48/0x58 [ 554.860269][T17422] el0_svc+0x64/0x260 [ 554.860277][T17422] el0t_64_sync_handler+0x48/0x148 [ 554.860284][T17422] el0t_64_sync+0x198/0x19c executing program [ 554.974753][T17424] FAULT_INJECTION: forcing a failure. [ 554.974753][T17424] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 554.976280][T17424] CPU: 0 UID: 0 PID: 17424 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 554.976310][T17424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 554.976316][T17424] Call trace: [ 554.976319][T17424] show_stack+0x2c/0x3c (C) [ 554.976337][T17424] __dump_stack+0x30/0x40 [ 554.976348][T17424] dump_stack_lvl+0xd8/0x12c [ 554.976358][T17424] dump_stack+0x1c/0x28 [ 554.976367][T17424] should_fail_ex+0x414/0x588 [ 554.976377][T17424] should_fail_alloc_page+0xec/0x10c [ 554.976385][T17424] prepare_alloc_pages+0x198/0x4b0 [ 554.976394][T17424] __alloc_frozen_pages_noprof+0x134/0x31c [ 554.976403][T17424] alloc_pages_mpol+0x1ec/0x464 [ 554.976412][T17424] folio_alloc_mpol_noprof+0x4c/0x248 [ 554.976421][T17424] shmem_alloc_folio+0xa0/0x150 [ 554.976429][T17424] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 554.976437][T17424] shmem_get_folio_gfp+0x4c8/0x1494 [ 554.976445][T17424] shmem_write_begin+0x160/0x450 [ 554.976453][T17424] generic_perform_write+0x234/0x7b8 [ 554.976461][T17424] shmem_file_write_iter+0x10c/0x134 [ 554.976469][T17424] do_iter_readv_writev+0x48c/0x6f8 [ 554.976480][T17424] vfs_writev+0x2c8/0x664 [ 554.976487][T17424] do_pwritev+0x120/0x234 [ 554.976493][T17424] __arm64_sys_pwritev2+0xd4/0x108 [ 554.976503][T17424] invoke_syscall+0x98/0x244 [ 554.976513][T17424] el0_svc_common+0xe8/0x23c [ 554.976522][T17424] do_el0_svc+0x48/0x58 [ 554.976532][T17424] el0_svc+0x64/0x260 [ 554.976540][T17424] el0t_64_sync_handler+0x48/0x148 executing program [ 554.976547][T17424] el0t_64_sync+0x198/0x19c [ 555.085929][T17426] FAULT_INJECTION: forcing a failure. [ 555.085929][T17426] name fail_page_alloc, interval 1, probability 0, space 0, times 0 executing program [ 555.085972][T17426] CPU: 0 UID: 0 PID: 17426 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.085985][T17426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.085990][T17426] Call trace: [ 555.085993][T17426] show_stack+0x2c/0x3c (C) [ 555.086012][T17426] __dump_stack+0x30/0x40 [ 555.086023][T17426] dump_stack_lvl+0xd8/0x12c [ 555.086033][T17426] dump_stack+0x1c/0x28 [ 555.086042][T17426] should_fail_ex+0x414/0x588 [ 555.086052][T17426] should_fail_alloc_page+0xec/0x10c [ 555.086061][T17426] prepare_alloc_pages+0x198/0x4b0 [ 555.086070][T17426] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.086079][T17426] alloc_pages_mpol+0x1ec/0x464 [ 555.086088][T17426] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.086097][T17426] shmem_alloc_folio+0xa0/0x150 [ 555.086106][T17426] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.086114][T17426] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.086121][T17426] shmem_write_begin+0x160/0x450 [ 555.086129][T17426] generic_perform_write+0x234/0x7b8 [ 555.086138][T17426] shmem_file_write_iter+0x10c/0x134 [ 555.086146][T17426] do_iter_readv_writev+0x48c/0x6f8 [ 555.086157][T17426] vfs_writev+0x2c8/0x664 [ 555.086164][T17426] do_pwritev+0x120/0x234 [ 555.086170][T17426] __arm64_sys_pwritev2+0xd4/0x108 [ 555.086180][T17426] invoke_syscall+0x98/0x244 [ 555.086190][T17426] el0_svc_common+0xe8/0x23c [ 555.086200][T17426] do_el0_svc+0x48/0x58 [ 555.086209][T17426] el0_svc+0x64/0x260 [ 555.086217][T17426] el0t_64_sync_handler+0x48/0x148 [ 555.086224][T17426] el0t_64_sync+0x198/0x19c [ 555.180082][T17428] FAULT_INJECTION: forcing a failure. [ 555.180082][T17428] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.180122][T17428] CPU: 0 UID: 0 PID: 17428 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.180135][T17428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.180143][T17428] Call trace: [ 555.180147][T17428] show_stack+0x2c/0x3c (C) [ 555.180167][T17428] __dump_stack+0x30/0x40 [ 555.180179][T17428] dump_stack_lvl+0xd8/0x12c [ 555.180189][T17428] dump_stack+0x1c/0x28 [ 555.180198][T17428] should_fail_ex+0x414/0x588 [ 555.180208][T17428] should_fail_alloc_page+0xec/0x10c [ 555.180217][T17428] prepare_alloc_pages+0x198/0x4b0 [ 555.180226][T17428] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.180235][T17428] alloc_pages_mpol+0x1ec/0x464 [ 555.180244][T17428] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.180253][T17428] shmem_alloc_folio+0xa0/0x150 [ 555.180261][T17428] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.180269][T17428] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.180277][T17428] shmem_write_begin+0x160/0x450 [ 555.180285][T17428] generic_perform_write+0x234/0x7b8 [ 555.180293][T17428] shmem_file_write_iter+0x10c/0x134 [ 555.180301][T17428] do_iter_readv_writev+0x48c/0x6f8 [ 555.180312][T17428] vfs_writev+0x2c8/0x664 [ 555.180319][T17428] do_pwritev+0x120/0x234 [ 555.180326][T17428] __arm64_sys_pwritev2+0xd4/0x108 [ 555.180336][T17428] invoke_syscall+0x98/0x244 [ 555.180346][T17428] el0_svc_common+0xe8/0x23c [ 555.180356][T17428] do_el0_svc+0x48/0x58 [ 555.180365][T17428] el0_svc+0x64/0x260 [ 555.180374][T17428] el0t_64_sync_handler+0x48/0x148 [ 555.180381][T17428] el0t_64_sync+0x198/0x19c executing program [ 555.291573][T17430] FAULT_INJECTION: forcing a failure. [ 555.291573][T17430] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.294088][T17430] CPU: 1 UID: 0 PID: 17430 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.294122][T17430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.294128][T17430] Call trace: [ 555.294132][T17430] show_stack+0x2c/0x3c (C) [ 555.294152][T17430] __dump_stack+0x30/0x40 [ 555.294163][T17430] dump_stack_lvl+0xd8/0x12c [ 555.294173][T17430] dump_stack+0x1c/0x28 [ 555.294182][T17430] should_fail_ex+0x414/0x588 [ 555.294192][T17430] should_fail_alloc_page+0xec/0x10c [ 555.294200][T17430] prepare_alloc_pages+0x198/0x4b0 [ 555.294209][T17430] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.294219][T17430] alloc_pages_mpol+0x1ec/0x464 [ 555.294228][T17430] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.294237][T17430] shmem_alloc_folio+0xa0/0x150 [ 555.294245][T17430] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.294253][T17430] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.294261][T17430] shmem_write_begin+0x160/0x450 [ 555.294269][T17430] generic_perform_write+0x234/0x7b8 [ 555.294277][T17430] shmem_file_write_iter+0x10c/0x134 [ 555.294286][T17430] do_iter_readv_writev+0x48c/0x6f8 [ 555.294297][T17430] vfs_writev+0x2c8/0x664 [ 555.294304][T17430] do_pwritev+0x120/0x234 [ 555.294311][T17430] __arm64_sys_pwritev2+0xd4/0x108 [ 555.294320][T17430] invoke_syscall+0x98/0x244 [ 555.294331][T17430] el0_svc_common+0xe8/0x23c [ 555.294340][T17430] do_el0_svc+0x48/0x58 [ 555.294349][T17430] el0_svc+0x64/0x260 [ 555.294358][T17430] el0t_64_sync_handler+0x48/0x148 [ 555.294365][T17430] el0t_64_sync+0x198/0x19c executing program [ 555.407463][T17432] FAULT_INJECTION: forcing a failure. [ 555.407463][T17432] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.407501][T17432] CPU: 1 UID: 0 PID: 17432 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.407515][T17432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.407523][T17432] Call trace: [ 555.407527][T17432] show_stack+0x2c/0x3c (C) [ 555.407545][T17432] __dump_stack+0x30/0x40 [ 555.407556][T17432] dump_stack_lvl+0xd8/0x12c [ 555.407566][T17432] dump_stack+0x1c/0x28 [ 555.407576][T17432] should_fail_ex+0x414/0x588 [ 555.407592][T17432] should_fail_alloc_page+0xec/0x10c [ 555.407601][T17432] prepare_alloc_pages+0x198/0x4b0 [ 555.407610][T17432] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.407620][T17432] alloc_pages_mpol+0x1ec/0x464 [ 555.407629][T17432] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.407638][T17432] shmem_alloc_folio+0xa0/0x150 [ 555.407647][T17432] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.407655][T17432] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.407662][T17432] shmem_write_begin+0x160/0x450 [ 555.407670][T17432] generic_perform_write+0x234/0x7b8 [ 555.407679][T17432] shmem_file_write_iter+0x10c/0x134 [ 555.407687][T17432] do_iter_readv_writev+0x48c/0x6f8 [ 555.407697][T17432] vfs_writev+0x2c8/0x664 [ 555.407704][T17432] do_pwritev+0x120/0x234 [ 555.407711][T17432] __arm64_sys_pwritev2+0xd4/0x108 [ 555.407721][T17432] invoke_syscall+0x98/0x244 [ 555.407731][T17432] el0_svc_common+0xe8/0x23c [ 555.407740][T17432] do_el0_svc+0x48/0x58 [ 555.407750][T17432] el0_svc+0x64/0x260 [ 555.407758][T17432] el0t_64_sync_handler+0x48/0x148 [ 555.407765][T17432] el0t_64_sync+0x198/0x19c executing program [ 555.520748][T17434] set_capacity_and_notify: 35 callbacks suppressed [ 555.520959][T17434] loop0: detected capacity change from 0 to 32768 [ 555.531913][T17434] FAULT_INJECTION: forcing a failure. [ 555.531913][T17434] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.531948][T17434] CPU: 1 UID: 0 PID: 17434 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.531962][T17434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.531968][T17434] Call trace: [ 555.531971][T17434] show_stack+0x2c/0x3c (C) [ 555.531988][T17434] __dump_stack+0x30/0x40 [ 555.532000][T17434] dump_stack_lvl+0xd8/0x12c [ 555.532010][T17434] dump_stack+0x1c/0x28 [ 555.532019][T17434] should_fail_ex+0x414/0x588 [ 555.532029][T17434] should_fail_alloc_page+0xec/0x10c [ 555.532038][T17434] prepare_alloc_pages+0x198/0x4b0 [ 555.532047][T17434] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.532056][T17434] alloc_pages_mpol+0x1ec/0x464 [ 555.532065][T17434] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.532074][T17434] shmem_alloc_folio+0xa0/0x150 [ 555.532082][T17434] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.532091][T17434] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.532098][T17434] shmem_write_begin+0x160/0x450 [ 555.532106][T17434] generic_perform_write+0x234/0x7b8 [ 555.532115][T17434] shmem_file_write_iter+0x10c/0x134 [ 555.532123][T17434] do_iter_readv_writev+0x48c/0x6f8 [ 555.532134][T17434] vfs_writev+0x2c8/0x664 [ 555.532141][T17434] do_pwritev+0x120/0x234 [ 555.532147][T17434] __arm64_sys_pwritev2+0xd4/0x108 [ 555.532157][T17434] invoke_syscall+0x98/0x244 [ 555.532167][T17434] el0_svc_common+0xe8/0x23c [ 555.532177][T17434] do_el0_svc+0x48/0x58 [ 555.532186][T17434] el0_svc+0x64/0x260 [ 555.532195][T17434] el0t_64_sync_handler+0x48/0x148 [ 555.532202][T17434] el0t_64_sync+0x198/0x19c executing program [ 555.636423][T17436] loop0: detected capacity change from 0 to 32768 [ 555.649005][T17436] FAULT_INJECTION: forcing a failure. [ 555.649005][T17436] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.649041][T17436] CPU: 0 UID: 0 PID: 17436 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.649055][T17436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.649063][T17436] Call trace: [ 555.649067][T17436] show_stack+0x2c/0x3c (C) [ 555.649085][T17436] __dump_stack+0x30/0x40 [ 555.649096][T17436] dump_stack_lvl+0xd8/0x12c [ 555.649106][T17436] dump_stack+0x1c/0x28 [ 555.649115][T17436] should_fail_ex+0x414/0x588 [ 555.649125][T17436] should_fail_alloc_page+0xec/0x10c [ 555.649134][T17436] prepare_alloc_pages+0x198/0x4b0 [ 555.649143][T17436] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.649152][T17436] alloc_pages_mpol+0x1ec/0x464 [ 555.649161][T17436] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.649170][T17436] shmem_alloc_folio+0xa0/0x150 [ 555.649178][T17436] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.649186][T17436] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.649194][T17436] shmem_write_begin+0x160/0x450 [ 555.649201][T17436] generic_perform_write+0x234/0x7b8 [ 555.649210][T17436] shmem_file_write_iter+0x10c/0x134 [ 555.649218][T17436] do_iter_readv_writev+0x48c/0x6f8 [ 555.649229][T17436] vfs_writev+0x2c8/0x664 [ 555.649236][T17436] do_pwritev+0x120/0x234 [ 555.649242][T17436] __arm64_sys_pwritev2+0xd4/0x108 [ 555.649252][T17436] invoke_syscall+0x98/0x244 [ 555.649262][T17436] el0_svc_common+0xe8/0x23c [ 555.649272][T17436] do_el0_svc+0x48/0x58 [ 555.649281][T17436] el0_svc+0x64/0x260 [ 555.649289][T17436] el0t_64_sync_handler+0x48/0x148 [ 555.649297][T17436] el0t_64_sync+0x198/0x19c executing program [ 555.749631][T17438] loop0: detected capacity change from 0 to 32768 [ 555.761911][T17438] FAULT_INJECTION: forcing a failure. [ 555.761911][T17438] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.764347][T17438] CPU: 1 UID: 0 PID: 17438 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.764366][T17438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.764372][T17438] Call trace: [ 555.764375][T17438] show_stack+0x2c/0x3c (C) [ 555.764398][T17438] __dump_stack+0x30/0x40 [ 555.764410][T17438] dump_stack_lvl+0xd8/0x12c [ 555.764420][T17438] dump_stack+0x1c/0x28 [ 555.764430][T17438] should_fail_ex+0x414/0x588 [ 555.764439][T17438] should_fail_alloc_page+0xec/0x10c [ 555.764448][T17438] prepare_alloc_pages+0x198/0x4b0 [ 555.764458][T17438] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.764466][T17438] alloc_pages_mpol+0x1ec/0x464 [ 555.764476][T17438] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.764485][T17438] shmem_alloc_folio+0xa0/0x150 [ 555.764493][T17438] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.764501][T17438] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.764509][T17438] shmem_write_begin+0x160/0x450 [ 555.764517][T17438] generic_perform_write+0x234/0x7b8 [ 555.764526][T17438] shmem_file_write_iter+0x10c/0x134 [ 555.764534][T17438] do_iter_readv_writev+0x48c/0x6f8 [ 555.764544][T17438] vfs_writev+0x2c8/0x664 [ 555.764551][T17438] do_pwritev+0x120/0x234 [ 555.764558][T17438] __arm64_sys_pwritev2+0xd4/0x108 [ 555.764568][T17438] invoke_syscall+0x98/0x244 [ 555.764578][T17438] el0_svc_common+0xe8/0x23c [ 555.764592][T17438] do_el0_svc+0x48/0x58 [ 555.764602][T17438] el0_svc+0x64/0x260 [ 555.764610][T17438] el0t_64_sync_handler+0x48/0x148 [ 555.764618][T17438] el0t_64_sync+0x198/0x19c executing program [ 555.867084][T17440] loop0: detected capacity change from 0 to 32768 [ 555.877779][T17440] FAULT_INJECTION: forcing a failure. [ 555.877779][T17440] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.877809][T17440] CPU: 0 UID: 0 PID: 17440 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.877823][T17440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.877828][T17440] Call trace: [ 555.877832][T17440] show_stack+0x2c/0x3c (C) [ 555.877849][T17440] __dump_stack+0x30/0x40 [ 555.877860][T17440] dump_stack_lvl+0xd8/0x12c [ 555.877870][T17440] dump_stack+0x1c/0x28 [ 555.877879][T17440] should_fail_ex+0x414/0x588 [ 555.877889][T17440] should_fail_alloc_page+0xec/0x10c [ 555.877897][T17440] prepare_alloc_pages+0x198/0x4b0 executing program [ 555.877906][T17440] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.877915][T17440] alloc_pages_mpol+0x1ec/0x464 [ 555.877924][T17440] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.877933][T17440] shmem_alloc_folio+0xa0/0x150 [ 555.877942][T17440] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.877950][T17440] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.877957][T17440] shmem_write_begin+0x160/0x450 [ 555.877965][T17440] generic_perform_write+0x234/0x7b8 [ 555.877974][T17440] shmem_file_write_iter+0x10c/0x134 [ 555.877982][T17440] do_iter_readv_writev+0x48c/0x6f8 [ 555.877993][T17440] vfs_writev+0x2c8/0x664 [ 555.877999][T17440] do_pwritev+0x120/0x234 [ 555.878006][T17440] __arm64_sys_pwritev2+0xd4/0x108 [ 555.878016][T17440] invoke_syscall+0x98/0x244 [ 555.878026][T17440] el0_svc_common+0xe8/0x23c [ 555.878036][T17440] do_el0_svc+0x48/0x58 [ 555.878045][T17440] el0_svc+0x64/0x260 [ 555.878053][T17440] el0t_64_sync_handler+0x48/0x148 [ 555.878061][T17440] el0t_64_sync+0x198/0x19c [ 555.980406][T17442] loop0: detected capacity change from 0 to 32768 [ 555.990133][T17442] FAULT_INJECTION: forcing a failure. [ 555.990133][T17442] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 555.990167][T17442] CPU: 0 UID: 0 PID: 17442 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 555.990182][T17442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 555.990190][T17442] Call trace: [ 555.990194][T17442] show_stack+0x2c/0x3c (C) [ 555.990212][T17442] __dump_stack+0x30/0x40 [ 555.990223][T17442] dump_stack_lvl+0xd8/0x12c [ 555.990233][T17442] dump_stack+0x1c/0x28 [ 555.990243][T17442] should_fail_ex+0x414/0x588 [ 555.990253][T17442] should_fail_alloc_page+0xec/0x10c [ 555.990262][T17442] prepare_alloc_pages+0x198/0x4b0 [ 555.990271][T17442] __alloc_frozen_pages_noprof+0x134/0x31c [ 555.990280][T17442] alloc_pages_mpol+0x1ec/0x464 [ 555.990289][T17442] folio_alloc_mpol_noprof+0x4c/0x248 [ 555.990298][T17442] shmem_alloc_folio+0xa0/0x150 [ 555.990306][T17442] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 555.990314][T17442] shmem_get_folio_gfp+0x4c8/0x1494 [ 555.990322][T17442] shmem_write_begin+0x160/0x450 [ 555.990330][T17442] generic_perform_write+0x234/0x7b8 [ 555.990338][T17442] shmem_file_write_iter+0x10c/0x134 [ 555.990346][T17442] do_iter_readv_writev+0x48c/0x6f8 [ 555.990357][T17442] vfs_writev+0x2c8/0x664 [ 555.990364][T17442] do_pwritev+0x120/0x234 [ 555.990370][T17442] __arm64_sys_pwritev2+0xd4/0x108 [ 555.990380][T17442] invoke_syscall+0x98/0x244 [ 555.990390][T17442] el0_svc_common+0xe8/0x23c [ 555.990400][T17442] do_el0_svc+0x48/0x58 [ 555.990409][T17442] el0_svc+0x64/0x260 [ 555.990417][T17442] el0t_64_sync_handler+0x48/0x148 [ 555.990425][T17442] el0t_64_sync+0x198/0x19c [ 556.004938][ T1595] ieee802154 phy0 wpan0: encryption failed: -22 [ 556.004967][ T1595] ieee802154 phy1 wpan1: encryption failed: -22 executing program [ 556.096504][T17444] loop0: detected capacity change from 0 to 32768 [ 556.106726][T17444] FAULT_INJECTION: forcing a failure. [ 556.106726][T17444] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.106755][T17444] CPU: 1 UID: 0 PID: 17444 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.106768][T17444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.106776][T17444] Call trace: [ 556.106780][T17444] show_stack+0x2c/0x3c (C) [ 556.106798][T17444] __dump_stack+0x30/0x40 [ 556.106809][T17444] dump_stack_lvl+0xd8/0x12c [ 556.106819][T17444] dump_stack+0x1c/0x28 [ 556.106829][T17444] should_fail_ex+0x414/0x588 [ 556.106839][T17444] should_fail_alloc_page+0xec/0x10c [ 556.106847][T17444] prepare_alloc_pages+0x198/0x4b0 [ 556.106856][T17444] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.106865][T17444] alloc_pages_mpol+0x1ec/0x464 [ 556.106874][T17444] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.106883][T17444] shmem_alloc_folio+0xa0/0x150 [ 556.106892][T17444] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.106900][T17444] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.106907][T17444] shmem_write_begin+0x160/0x450 [ 556.106915][T17444] generic_perform_write+0x234/0x7b8 [ 556.106924][T17444] shmem_file_write_iter+0x10c/0x134 [ 556.106931][T17444] do_iter_readv_writev+0x48c/0x6f8 [ 556.106942][T17444] vfs_writev+0x2c8/0x664 [ 556.106949][T17444] do_pwritev+0x120/0x234 [ 556.106956][T17444] __arm64_sys_pwritev2+0xd4/0x108 [ 556.106966][T17444] invoke_syscall+0x98/0x244 [ 556.106976][T17444] el0_svc_common+0xe8/0x23c [ 556.106985][T17444] do_el0_svc+0x48/0x58 [ 556.106994][T17444] el0_svc+0x64/0x260 [ 556.107003][T17444] el0t_64_sync_handler+0x48/0x148 [ 556.107010][T17444] el0t_64_sync+0x198/0x19c executing program [ 556.209012][T17446] loop0: detected capacity change from 0 to 32768 [ 556.221911][T17446] FAULT_INJECTION: forcing a failure. [ 556.221911][T17446] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.221940][T17446] CPU: 1 UID: 0 PID: 17446 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.221950][T17446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.221955][T17446] Call trace: [ 556.221959][T17446] show_stack+0x2c/0x3c (C) [ 556.221976][T17446] __dump_stack+0x30/0x40 [ 556.221987][T17446] dump_stack_lvl+0xd8/0x12c executing program [ 556.221997][T17446] dump_stack+0x1c/0x28 [ 556.222006][T17446] should_fail_ex+0x414/0x588 [ 556.222017][T17446] should_fail_alloc_page+0xec/0x10c [ 556.222025][T17446] prepare_alloc_pages+0x198/0x4b0 [ 556.222035][T17446] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.222043][T17446] alloc_pages_mpol+0x1ec/0x464 [ 556.222052][T17446] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.222061][T17446] shmem_alloc_folio+0xa0/0x150 [ 556.222070][T17446] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.222078][T17446] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.222085][T17446] shmem_write_begin+0x160/0x450 [ 556.222093][T17446] generic_perform_write+0x234/0x7b8 [ 556.222101][T17446] shmem_file_write_iter+0x10c/0x134 [ 556.222109][T17446] do_iter_readv_writev+0x48c/0x6f8 [ 556.222120][T17446] vfs_writev+0x2c8/0x664 [ 556.222127][T17446] do_pwritev+0x120/0x234 [ 556.222133][T17446] __arm64_sys_pwritev2+0xd4/0x108 [ 556.222143][T17446] invoke_syscall+0x98/0x244 [ 556.222153][T17446] el0_svc_common+0xe8/0x23c [ 556.222163][T17446] do_el0_svc+0x48/0x58 [ 556.222172][T17446] el0_svc+0x64/0x260 [ 556.222181][T17446] el0t_64_sync_handler+0x48/0x148 [ 556.222188][T17446] el0t_64_sync+0x198/0x19c [ 556.317324][T17448] loop0: detected capacity change from 0 to 32768 [ 556.328800][T17448] FAULT_INJECTION: forcing a failure. [ 556.328800][T17448] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.328830][T17448] CPU: 1 UID: 0 PID: 17448 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.328843][T17448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.328848][T17448] Call trace: [ 556.328852][T17448] show_stack+0x2c/0x3c (C) [ 556.328870][T17448] __dump_stack+0x30/0x40 [ 556.328881][T17448] dump_stack_lvl+0xd8/0x12c [ 556.328890][T17448] dump_stack+0x1c/0x28 [ 556.328900][T17448] should_fail_ex+0x414/0x588 [ 556.328910][T17448] should_fail_alloc_page+0xec/0x10c [ 556.328919][T17448] prepare_alloc_pages+0x198/0x4b0 [ 556.328928][T17448] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.328937][T17448] alloc_pages_mpol+0x1ec/0x464 [ 556.328947][T17448] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.328956][T17448] shmem_alloc_folio+0xa0/0x150 [ 556.328964][T17448] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.328972][T17448] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.328980][T17448] shmem_write_begin+0x160/0x450 [ 556.328987][T17448] generic_perform_write+0x234/0x7b8 [ 556.328996][T17448] shmem_file_write_iter+0x10c/0x134 [ 556.329004][T17448] do_iter_readv_writev+0x48c/0x6f8 [ 556.329015][T17448] vfs_writev+0x2c8/0x664 [ 556.329021][T17448] do_pwritev+0x120/0x234 [ 556.329028][T17448] __arm64_sys_pwritev2+0xd4/0x108 [ 556.329038][T17448] invoke_syscall+0x98/0x244 executing program [ 556.329048][T17448] el0_svc_common+0xe8/0x23c [ 556.329057][T17448] do_el0_svc+0x48/0x58 [ 556.329066][T17448] el0_svc+0x64/0x260 [ 556.329075][T17448] el0t_64_sync_handler+0x48/0x148 [ 556.329082][T17448] el0t_64_sync+0x198/0x19c [ 556.428524][T17450] loop0: detected capacity change from 0 to 32768 [ 556.442122][T17450] FAULT_INJECTION: forcing a failure. [ 556.442122][T17450] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.444452][T17450] CPU: 0 UID: 0 PID: 17450 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.444466][T17450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.444471][T17450] Call trace: [ 556.444475][T17450] show_stack+0x2c/0x3c (C) [ 556.444497][T17450] __dump_stack+0x30/0x40 [ 556.444508][T17450] dump_stack_lvl+0xd8/0x12c [ 556.444518][T17450] dump_stack+0x1c/0x28 [ 556.444527][T17450] should_fail_ex+0x414/0x588 [ 556.444537][T17450] should_fail_alloc_page+0xec/0x10c [ 556.444546][T17450] prepare_alloc_pages+0x198/0x4b0 [ 556.444555][T17450] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.444563][T17450] alloc_pages_mpol+0x1ec/0x464 [ 556.444573][T17450] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.444586][T17450] shmem_alloc_folio+0xa0/0x150 [ 556.444595][T17450] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.444603][T17450] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.444611][T17450] shmem_write_begin+0x160/0x450 [ 556.444619][T17450] generic_perform_write+0x234/0x7b8 [ 556.444628][T17450] shmem_file_write_iter+0x10c/0x134 [ 556.444637][T17450] do_iter_readv_writev+0x48c/0x6f8 [ 556.444647][T17450] vfs_writev+0x2c8/0x664 [ 556.444654][T17450] do_pwritev+0x120/0x234 [ 556.444661][T17450] __arm64_sys_pwritev2+0xd4/0x108 [ 556.444671][T17450] invoke_syscall+0x98/0x244 [ 556.444681][T17450] el0_svc_common+0xe8/0x23c [ 556.444690][T17450] do_el0_svc+0x48/0x58 [ 556.444700][T17450] el0_svc+0x64/0x260 [ 556.444708][T17450] el0t_64_sync_handler+0x48/0x148 [ 556.444715][T17450] el0t_64_sync+0x198/0x19c executing program [ 556.551927][T17452] loop0: detected capacity change from 0 to 32768 [ 556.562372][T17452] FAULT_INJECTION: forcing a failure. [ 556.562372][T17452] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.562411][T17452] CPU: 1 UID: 0 PID: 17452 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.562424][T17452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.562432][T17452] Call trace: [ 556.562436][T17452] show_stack+0x2c/0x3c (C) [ 556.562456][T17452] __dump_stack+0x30/0x40 [ 556.562467][T17452] dump_stack_lvl+0xd8/0x12c [ 556.562477][T17452] dump_stack+0x1c/0x28 [ 556.562486][T17452] should_fail_ex+0x414/0x588 [ 556.562496][T17452] should_fail_alloc_page+0xec/0x10c [ 556.562505][T17452] prepare_alloc_pages+0x198/0x4b0 [ 556.562514][T17452] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.562523][T17452] alloc_pages_mpol+0x1ec/0x464 [ 556.562533][T17452] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.562542][T17452] shmem_alloc_folio+0xa0/0x150 [ 556.562550][T17452] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.562559][T17452] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.562566][T17452] shmem_write_begin+0x160/0x450 [ 556.562574][T17452] generic_perform_write+0x234/0x7b8 [ 556.562583][T17452] shmem_file_write_iter+0x10c/0x134 [ 556.562597][T17452] do_iter_readv_writev+0x48c/0x6f8 executing program [ 556.562608][T17452] vfs_writev+0x2c8/0x664 [ 556.562615][T17452] do_pwritev+0x120/0x234 [ 556.562622][T17452] __arm64_sys_pwritev2+0xd4/0x108 [ 556.562633][T17452] invoke_syscall+0x98/0x244 [ 556.562644][T17452] el0_svc_common+0xe8/0x23c [ 556.562653][T17452] do_el0_svc+0x48/0x58 [ 556.562663][T17452] el0_svc+0x64/0x260 [ 556.562671][T17452] el0t_64_sync_handler+0x48/0x148 [ 556.562678][T17452] el0t_64_sync+0x198/0x19c [ 556.669752][T17454] FAULT_INJECTION: forcing a failure. [ 556.669752][T17454] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.669786][T17454] CPU: 1 UID: 0 PID: 17454 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.669796][T17454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.669801][T17454] Call trace: [ 556.669805][T17454] show_stack+0x2c/0x3c (C) [ 556.669822][T17454] __dump_stack+0x30/0x40 [ 556.669832][T17454] dump_stack_lvl+0xd8/0x12c [ 556.669842][T17454] dump_stack+0x1c/0x28 [ 556.669856][T17454] should_fail_ex+0x414/0x588 [ 556.669865][T17454] should_fail_alloc_page+0xec/0x10c [ 556.669874][T17454] prepare_alloc_pages+0x198/0x4b0 [ 556.669883][T17454] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.669893][T17454] alloc_pages_mpol+0x1ec/0x464 [ 556.669902][T17454] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.669911][T17454] shmem_alloc_folio+0xa0/0x150 [ 556.669919][T17454] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.669927][T17454] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.669935][T17454] shmem_write_begin+0x160/0x450 [ 556.669943][T17454] generic_perform_write+0x234/0x7b8 [ 556.669951][T17454] shmem_file_write_iter+0x10c/0x134 [ 556.669959][T17454] do_iter_readv_writev+0x48c/0x6f8 [ 556.669970][T17454] vfs_writev+0x2c8/0x664 [ 556.669977][T17454] do_pwritev+0x120/0x234 [ 556.669983][T17454] __arm64_sys_pwritev2+0xd4/0x108 [ 556.669993][T17454] invoke_syscall+0x98/0x244 [ 556.670003][T17454] el0_svc_common+0xe8/0x23c [ 556.670013][T17454] do_el0_svc+0x48/0x58 [ 556.670022][T17454] el0_svc+0x64/0x260 [ 556.670030][T17454] el0t_64_sync_handler+0x48/0x148 [ 556.670038][T17454] el0t_64_sync+0x198/0x19c executing program [ 556.782679][T17456] FAULT_INJECTION: forcing a failure. [ 556.782679][T17456] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.782712][T17456] CPU: 1 UID: 0 PID: 17456 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.782725][T17456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.782731][T17456] Call trace: [ 556.782735][T17456] show_stack+0x2c/0x3c (C) [ 556.782754][T17456] __dump_stack+0x30/0x40 [ 556.782766][T17456] dump_stack_lvl+0xd8/0x12c [ 556.782775][T17456] dump_stack+0x1c/0x28 [ 556.782785][T17456] should_fail_ex+0x414/0x588 executing program [ 556.782795][T17456] should_fail_alloc_page+0xec/0x10c [ 556.782804][T17456] prepare_alloc_pages+0x198/0x4b0 [ 556.782814][T17456] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.782823][T17456] alloc_pages_mpol+0x1ec/0x464 [ 556.782832][T17456] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.782841][T17456] shmem_alloc_folio+0xa0/0x150 [ 556.782849][T17456] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.782857][T17456] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.782865][T17456] shmem_write_begin+0x160/0x450 [ 556.782873][T17456] generic_perform_write+0x234/0x7b8 [ 556.782882][T17456] shmem_file_write_iter+0x10c/0x134 [ 556.782889][T17456] do_iter_readv_writev+0x48c/0x6f8 [ 556.782900][T17456] vfs_writev+0x2c8/0x664 [ 556.782907][T17456] do_pwritev+0x120/0x234 [ 556.782914][T17456] __arm64_sys_pwritev2+0xd4/0x108 [ 556.782924][T17456] invoke_syscall+0x98/0x244 [ 556.782934][T17456] el0_svc_common+0xe8/0x23c [ 556.782944][T17456] do_el0_svc+0x48/0x58 [ 556.782953][T17456] el0_svc+0x64/0x260 [ 556.782961][T17456] el0t_64_sync_handler+0x48/0x148 [ 556.782968][T17456] el0t_64_sync+0x198/0x19c [ 556.882174][T17458] FAULT_INJECTION: forcing a failure. [ 556.882174][T17458] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 556.884693][T17458] CPU: 0 UID: 0 PID: 17458 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 556.884707][T17458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 556.884712][T17458] Call trace: [ 556.884716][T17458] show_stack+0x2c/0x3c (C) [ 556.884733][T17458] __dump_stack+0x30/0x40 [ 556.884743][T17458] dump_stack_lvl+0xd8/0x12c [ 556.884753][T17458] dump_stack+0x1c/0x28 [ 556.884762][T17458] should_fail_ex+0x414/0x588 [ 556.884772][T17458] should_fail_alloc_page+0xec/0x10c [ 556.884781][T17458] prepare_alloc_pages+0x198/0x4b0 [ 556.884789][T17458] __alloc_frozen_pages_noprof+0x134/0x31c [ 556.884798][T17458] alloc_pages_mpol+0x1ec/0x464 [ 556.884808][T17458] folio_alloc_mpol_noprof+0x4c/0x248 [ 556.884816][T17458] shmem_alloc_folio+0xa0/0x150 [ 556.884825][T17458] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 556.884833][T17458] shmem_get_folio_gfp+0x4c8/0x1494 [ 556.884840][T17458] shmem_write_begin+0x160/0x450 [ 556.884848][T17458] generic_perform_write+0x234/0x7b8 [ 556.884857][T17458] shmem_file_write_iter+0x10c/0x134 [ 556.884865][T17458] do_iter_readv_writev+0x48c/0x6f8 [ 556.884875][T17458] vfs_writev+0x2c8/0x664 [ 556.884882][T17458] do_pwritev+0x120/0x234 [ 556.884889][T17458] __arm64_sys_pwritev2+0xd4/0x108 [ 556.884899][T17458] invoke_syscall+0x98/0x244 [ 556.884909][T17458] el0_svc_common+0xe8/0x23c [ 556.884918][T17458] do_el0_svc+0x48/0x58 [ 556.884928][T17458] el0_svc+0x64/0x260 [ 556.884936][T17458] el0t_64_sync_handler+0x48/0x148 [ 556.884944][T17458] el0t_64_sync+0x198/0x19c executing program [ 557.006171][T17460] FAULT_INJECTION: forcing a failure. [ 557.006171][T17460] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.006210][T17460] CPU: 1 UID: 0 PID: 17460 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.006231][T17460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.006240][T17460] Call trace: [ 557.006244][T17460] show_stack+0x2c/0x3c (C) [ 557.006264][T17460] __dump_stack+0x30/0x40 [ 557.006274][T17460] dump_stack_lvl+0xd8/0x12c [ 557.006285][T17460] dump_stack+0x1c/0x28 [ 557.006294][T17460] should_fail_ex+0x414/0x588 [ 557.006304][T17460] should_fail_alloc_page+0xec/0x10c [ 557.006313][T17460] prepare_alloc_pages+0x198/0x4b0 [ 557.006322][T17460] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.006331][T17460] alloc_pages_mpol+0x1ec/0x464 [ 557.006341][T17460] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.006350][T17460] shmem_alloc_folio+0xa0/0x150 [ 557.006358][T17460] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.006366][T17460] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.006374][T17460] shmem_write_begin+0x160/0x450 [ 557.006382][T17460] generic_perform_write+0x234/0x7b8 [ 557.006390][T17460] shmem_file_write_iter+0x10c/0x134 [ 557.006398][T17460] do_iter_readv_writev+0x48c/0x6f8 [ 557.006410][T17460] vfs_writev+0x2c8/0x664 [ 557.006417][T17460] do_pwritev+0x120/0x234 [ 557.006423][T17460] __arm64_sys_pwritev2+0xd4/0x108 [ 557.006433][T17460] invoke_syscall+0x98/0x244 [ 557.006444][T17460] el0_svc_common+0xe8/0x23c [ 557.006454][T17460] do_el0_svc+0x48/0x58 [ 557.006463][T17460] el0_svc+0x64/0x260 [ 557.006471][T17460] el0t_64_sync_handler+0x48/0x148 [ 557.006479][T17460] el0t_64_sync+0x198/0x19c executing program [ 557.116026][T17462] FAULT_INJECTION: forcing a failure. [ 557.116026][T17462] name fail_page_alloc, interval 1, probability 0, space 0, times 0 executing program [ 557.116065][T17462] CPU: 1 UID: 0 PID: 17462 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.116078][T17462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.116086][T17462] Call trace: [ 557.116090][T17462] show_stack+0x2c/0x3c (C) [ 557.116111][T17462] __dump_stack+0x30/0x40 [ 557.116123][T17462] dump_stack_lvl+0xd8/0x12c [ 557.116133][T17462] dump_stack+0x1c/0x28 [ 557.116143][T17462] should_fail_ex+0x414/0x588 [ 557.116153][T17462] should_fail_alloc_page+0xec/0x10c [ 557.116162][T17462] prepare_alloc_pages+0x198/0x4b0 [ 557.116171][T17462] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.116180][T17462] alloc_pages_mpol+0x1ec/0x464 [ 557.116190][T17462] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.116198][T17462] shmem_alloc_folio+0xa0/0x150 [ 557.116207][T17462] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.116215][T17462] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.116223][T17462] shmem_write_begin+0x160/0x450 [ 557.116230][T17462] generic_perform_write+0x234/0x7b8 [ 557.116239][T17462] shmem_file_write_iter+0x10c/0x134 [ 557.116247][T17462] do_iter_readv_writev+0x48c/0x6f8 [ 557.116258][T17462] vfs_writev+0x2c8/0x664 [ 557.116264][T17462] do_pwritev+0x120/0x234 [ 557.116271][T17462] __arm64_sys_pwritev2+0xd4/0x108 [ 557.116281][T17462] invoke_syscall+0x98/0x244 [ 557.116291][T17462] el0_svc_common+0xe8/0x23c [ 557.116301][T17462] do_el0_svc+0x48/0x58 [ 557.116310][T17462] el0_svc+0x64/0x260 [ 557.116318][T17462] el0t_64_sync_handler+0x48/0x148 [ 557.116326][T17462] el0t_64_sync+0x198/0x19c [ 557.205520][T17464] FAULT_INJECTION: forcing a failure. [ 557.205520][T17464] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.205554][T17464] CPU: 1 UID: 0 PID: 17464 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.205567][T17464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.205574][T17464] Call trace: [ 557.205578][T17464] show_stack+0x2c/0x3c (C) [ 557.205609][T17464] __dump_stack+0x30/0x40 [ 557.205622][T17464] dump_stack_lvl+0xd8/0x12c [ 557.205635][T17464] dump_stack+0x1c/0x28 [ 557.205645][T17464] should_fail_ex+0x414/0x588 [ 557.205654][T17464] should_fail_alloc_page+0xec/0x10c [ 557.205663][T17464] prepare_alloc_pages+0x198/0x4b0 [ 557.205672][T17464] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.205681][T17464] alloc_pages_mpol+0x1ec/0x464 [ 557.205690][T17464] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.205700][T17464] shmem_alloc_folio+0xa0/0x150 [ 557.205708][T17464] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.205716][T17464] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.205724][T17464] shmem_write_begin+0x160/0x450 [ 557.205731][T17464] generic_perform_write+0x234/0x7b8 [ 557.205740][T17464] shmem_file_write_iter+0x10c/0x134 [ 557.205748][T17464] do_iter_readv_writev+0x48c/0x6f8 [ 557.205759][T17464] vfs_writev+0x2c8/0x664 [ 557.205765][T17464] do_pwritev+0x120/0x234 [ 557.205772][T17464] __arm64_sys_pwritev2+0xd4/0x108 [ 557.205782][T17464] invoke_syscall+0x98/0x244 [ 557.205792][T17464] el0_svc_common+0xe8/0x23c [ 557.205801][T17464] do_el0_svc+0x48/0x58 [ 557.205810][T17464] el0_svc+0x64/0x260 [ 557.205819][T17464] el0t_64_sync_handler+0x48/0x148 executing program [ 557.205826][T17464] el0t_64_sync+0x198/0x19c [ 557.315686][T17466] FAULT_INJECTION: forcing a failure. [ 557.315686][T17466] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.318035][T17466] CPU: 0 UID: 0 PID: 17466 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.318057][T17466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.318068][T17466] Call trace: [ 557.318072][T17466] show_stack+0x2c/0x3c (C) [ 557.318090][T17466] __dump_stack+0x30/0x40 [ 557.318101][T17466] dump_stack_lvl+0xd8/0x12c [ 557.318111][T17466] dump_stack+0x1c/0x28 [ 557.318120][T17466] should_fail_ex+0x414/0x588 [ 557.318130][T17466] should_fail_alloc_page+0xec/0x10c [ 557.318138][T17466] prepare_alloc_pages+0x198/0x4b0 [ 557.318148][T17466] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.318157][T17466] alloc_pages_mpol+0x1ec/0x464 [ 557.318166][T17466] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.318175][T17466] shmem_alloc_folio+0xa0/0x150 [ 557.318183][T17466] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.318191][T17466] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.318199][T17466] shmem_write_begin+0x160/0x450 [ 557.318206][T17466] generic_perform_write+0x234/0x7b8 [ 557.318215][T17466] shmem_file_write_iter+0x10c/0x134 [ 557.318223][T17466] do_iter_readv_writev+0x48c/0x6f8 [ 557.318234][T17466] vfs_writev+0x2c8/0x664 [ 557.318240][T17466] do_pwritev+0x120/0x234 [ 557.318247][T17466] __arm64_sys_pwritev2+0xd4/0x108 [ 557.318257][T17466] invoke_syscall+0x98/0x244 [ 557.318267][T17466] el0_svc_common+0xe8/0x23c [ 557.318276][T17466] do_el0_svc+0x48/0x58 [ 557.318285][T17466] el0_svc+0x64/0x260 [ 557.318294][T17466] el0t_64_sync_handler+0x48/0x148 [ 557.318301][T17466] el0t_64_sync+0x198/0x19c executing program [ 557.436278][T17468] FAULT_INJECTION: forcing a failure. [ 557.436278][T17468] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.436318][T17468] CPU: 1 UID: 0 PID: 17468 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.436331][T17468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.436339][T17468] Call trace: [ 557.436343][T17468] show_stack+0x2c/0x3c (C) [ 557.436361][T17468] __dump_stack+0x30/0x40 [ 557.436372][T17468] dump_stack_lvl+0xd8/0x12c [ 557.436382][T17468] dump_stack+0x1c/0x28 [ 557.436391][T17468] should_fail_ex+0x414/0x588 [ 557.436401][T17468] should_fail_alloc_page+0xec/0x10c [ 557.436410][T17468] prepare_alloc_pages+0x198/0x4b0 [ 557.436419][T17468] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.436428][T17468] alloc_pages_mpol+0x1ec/0x464 [ 557.436438][T17468] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.436447][T17468] shmem_alloc_folio+0xa0/0x150 [ 557.436455][T17468] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.436463][T17468] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.436471][T17468] shmem_write_begin+0x160/0x450 [ 557.436478][T17468] generic_perform_write+0x234/0x7b8 [ 557.436487][T17468] shmem_file_write_iter+0x10c/0x134 [ 557.436495][T17468] do_iter_readv_writev+0x48c/0x6f8 [ 557.436506][T17468] vfs_writev+0x2c8/0x664 [ 557.436512][T17468] do_pwritev+0x120/0x234 [ 557.436519][T17468] __arm64_sys_pwritev2+0xd4/0x108 [ 557.436529][T17468] invoke_syscall+0x98/0x244 [ 557.436539][T17468] el0_svc_common+0xe8/0x23c [ 557.436548][T17468] do_el0_svc+0x48/0x58 [ 557.436558][T17468] el0_svc+0x64/0x260 [ 557.436566][T17468] el0t_64_sync_handler+0x48/0x148 [ 557.436573][T17468] el0t_64_sync+0x198/0x19c executing program [ 557.552817][T17470] FAULT_INJECTION: forcing a failure. [ 557.552817][T17470] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.552851][T17470] CPU: 1 UID: 0 PID: 17470 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.552861][T17470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.552866][T17470] Call trace: [ 557.552870][T17470] show_stack+0x2c/0x3c (C) [ 557.552887][T17470] __dump_stack+0x30/0x40 [ 557.552898][T17470] dump_stack_lvl+0xd8/0x12c [ 557.552907][T17470] dump_stack+0x1c/0x28 [ 557.552917][T17470] should_fail_ex+0x414/0x588 [ 557.552926][T17470] should_fail_alloc_page+0xec/0x10c [ 557.552935][T17470] prepare_alloc_pages+0x198/0x4b0 [ 557.552944][T17470] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.552953][T17470] alloc_pages_mpol+0x1ec/0x464 executing program [ 557.552962][T17470] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.552971][T17470] shmem_alloc_folio+0xa0/0x150 [ 557.552980][T17470] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.552988][T17470] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.552995][T17470] shmem_write_begin+0x160/0x450 [ 557.553003][T17470] generic_perform_write+0x234/0x7b8 [ 557.553012][T17470] shmem_file_write_iter+0x10c/0x134 [ 557.553020][T17470] do_iter_readv_writev+0x48c/0x6f8 [ 557.553030][T17470] vfs_writev+0x2c8/0x664 [ 557.553037][T17470] do_pwritev+0x120/0x234 [ 557.553044][T17470] __arm64_sys_pwritev2+0xd4/0x108 [ 557.553054][T17470] invoke_syscall+0x98/0x244 [ 557.553063][T17470] el0_svc_common+0xe8/0x23c [ 557.553073][T17470] do_el0_svc+0x48/0x58 [ 557.553082][T17470] el0_svc+0x64/0x260 [ 557.553091][T17470] el0t_64_sync_handler+0x48/0x148 [ 557.553098][T17470] el0t_64_sync+0x198/0x19c [ 557.666695][T17472] FAULT_INJECTION: forcing a failure. [ 557.666695][T17472] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.666729][T17472] CPU: 1 UID: 0 PID: 17472 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.666740][T17472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.666745][T17472] Call trace: [ 557.666748][T17472] show_stack+0x2c/0x3c (C) [ 557.666768][T17472] __dump_stack+0x30/0x40 [ 557.666778][T17472] dump_stack_lvl+0xd8/0x12c [ 557.666788][T17472] dump_stack+0x1c/0x28 [ 557.666798][T17472] should_fail_ex+0x414/0x588 [ 557.666807][T17472] should_fail_alloc_page+0xec/0x10c [ 557.666817][T17472] prepare_alloc_pages+0x198/0x4b0 [ 557.666826][T17472] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.666835][T17472] alloc_pages_mpol+0x1ec/0x464 [ 557.666845][T17472] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.666854][T17472] shmem_alloc_folio+0xa0/0x150 [ 557.666862][T17472] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.666870][T17472] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.666878][T17472] shmem_write_begin+0x160/0x450 [ 557.666886][T17472] generic_perform_write+0x234/0x7b8 [ 557.666894][T17472] shmem_file_write_iter+0x10c/0x134 [ 557.666902][T17472] do_iter_readv_writev+0x48c/0x6f8 [ 557.666913][T17472] vfs_writev+0x2c8/0x664 [ 557.666920][T17472] do_pwritev+0x120/0x234 [ 557.666927][T17472] __arm64_sys_pwritev2+0xd4/0x108 [ 557.666937][T17472] invoke_syscall+0x98/0x244 [ 557.666947][T17472] el0_svc_common+0xe8/0x23c [ 557.666956][T17472] do_el0_svc+0x48/0x58 [ 557.666966][T17472] el0_svc+0x64/0x260 [ 557.666974][T17472] el0t_64_sync_handler+0x48/0x148 [ 557.666982][T17472] el0t_64_sync+0x198/0x19c executing program [ 557.781882][T17474] FAULT_INJECTION: forcing a failure. [ 557.781882][T17474] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.781920][T17474] CPU: 1 UID: 0 PID: 17474 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.781930][T17474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.781936][T17474] Call trace: [ 557.781939][T17474] show_stack+0x2c/0x3c (C) [ 557.781959][T17474] __dump_stack+0x30/0x40 [ 557.781969][T17474] dump_stack_lvl+0xd8/0x12c [ 557.781979][T17474] dump_stack+0x1c/0x28 [ 557.781989][T17474] should_fail_ex+0x414/0x588 [ 557.781998][T17474] should_fail_alloc_page+0xec/0x10c [ 557.782007][T17474] prepare_alloc_pages+0x198/0x4b0 [ 557.782016][T17474] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.782025][T17474] alloc_pages_mpol+0x1ec/0x464 [ 557.782035][T17474] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.782044][T17474] shmem_alloc_folio+0xa0/0x150 [ 557.782052][T17474] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.782060][T17474] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.782068][T17474] shmem_write_begin+0x160/0x450 [ 557.782076][T17474] generic_perform_write+0x234/0x7b8 [ 557.782085][T17474] shmem_file_write_iter+0x10c/0x134 [ 557.782093][T17474] do_iter_readv_writev+0x48c/0x6f8 [ 557.782103][T17474] vfs_writev+0x2c8/0x664 [ 557.782110][T17474] do_pwritev+0x120/0x234 [ 557.782117][T17474] __arm64_sys_pwritev2+0xd4/0x108 [ 557.782127][T17474] invoke_syscall+0x98/0x244 [ 557.782137][T17474] el0_svc_common+0xe8/0x23c [ 557.782146][T17474] do_el0_svc+0x48/0x58 [ 557.782156][T17474] el0_svc+0x64/0x260 [ 557.782164][T17474] el0t_64_sync_handler+0x48/0x148 [ 557.782172][T17474] el0t_64_sync+0x198/0x19c executing program [ 557.898365][T17476] FAULT_INJECTION: forcing a failure. [ 557.898365][T17476] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 557.900771][T17476] CPU: 0 UID: 0 PID: 17476 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 557.900785][T17476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 557.900790][T17476] Call trace: [ 557.900793][T17476] show_stack+0x2c/0x3c (C) [ 557.900810][T17476] __dump_stack+0x30/0x40 [ 557.900821][T17476] dump_stack_lvl+0xd8/0x12c [ 557.900831][T17476] dump_stack+0x1c/0x28 [ 557.900840][T17476] should_fail_ex+0x414/0x588 [ 557.900849][T17476] should_fail_alloc_page+0xec/0x10c [ 557.900858][T17476] prepare_alloc_pages+0x198/0x4b0 [ 557.900867][T17476] __alloc_frozen_pages_noprof+0x134/0x31c [ 557.900876][T17476] alloc_pages_mpol+0x1ec/0x464 [ 557.900885][T17476] folio_alloc_mpol_noprof+0x4c/0x248 [ 557.900894][T17476] shmem_alloc_folio+0xa0/0x150 [ 557.900903][T17476] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 557.900911][T17476] shmem_get_folio_gfp+0x4c8/0x1494 [ 557.900918][T17476] shmem_write_begin+0x160/0x450 [ 557.900926][T17476] generic_perform_write+0x234/0x7b8 [ 557.900935][T17476] shmem_file_write_iter+0x10c/0x134 [ 557.900943][T17476] do_iter_readv_writev+0x48c/0x6f8 [ 557.900953][T17476] vfs_writev+0x2c8/0x664 [ 557.900960][T17476] do_pwritev+0x120/0x234 [ 557.900967][T17476] __arm64_sys_pwritev2+0xd4/0x108 [ 557.900977][T17476] invoke_syscall+0x98/0x244 [ 557.900987][T17476] el0_svc_common+0xe8/0x23c [ 557.900997][T17476] do_el0_svc+0x48/0x58 [ 557.901006][T17476] el0_svc+0x64/0x260 executing program [ 557.901014][T17476] el0t_64_sync_handler+0x48/0x148 [ 557.901022][T17476] el0t_64_sync+0x198/0x19c [ 558.007902][T17478] FAULT_INJECTION: forcing a failure. [ 558.007902][T17478] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.007934][T17478] CPU: 1 UID: 0 PID: 17478 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT executing program [ 558.007947][T17478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.007954][T17478] Call trace: [ 558.007958][T17478] show_stack+0x2c/0x3c (C) [ 558.007978][T17478] __dump_stack+0x30/0x40 [ 558.007989][T17478] dump_stack_lvl+0xd8/0x12c [ 558.007999][T17478] dump_stack+0x1c/0x28 [ 558.008009][T17478] should_fail_ex+0x414/0x588 [ 558.008018][T17478] should_fail_alloc_page+0xec/0x10c [ 558.008027][T17478] prepare_alloc_pages+0x198/0x4b0 [ 558.008037][T17478] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.008046][T17478] alloc_pages_mpol+0x1ec/0x464 [ 558.008055][T17478] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.008064][T17478] shmem_alloc_folio+0xa0/0x150 [ 558.008073][T17478] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.008081][T17478] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.008089][T17478] shmem_write_begin+0x160/0x450 [ 558.008096][T17478] generic_perform_write+0x234/0x7b8 [ 558.008108][T17478] shmem_file_write_iter+0x10c/0x134 [ 558.008116][T17478] do_iter_readv_writev+0x48c/0x6f8 [ 558.008128][T17478] vfs_writev+0x2c8/0x664 [ 558.008134][T17478] do_pwritev+0x120/0x234 [ 558.008141][T17478] __arm64_sys_pwritev2+0xd4/0x108 [ 558.008151][T17478] invoke_syscall+0x98/0x244 [ 558.008162][T17478] el0_svc_common+0xe8/0x23c [ 558.008171][T17478] do_el0_svc+0x48/0x58 [ 558.008181][T17478] el0_svc+0x64/0x260 [ 558.008189][T17478] el0t_64_sync_handler+0x48/0x148 [ 558.008197][T17478] el0t_64_sync+0x198/0x19c [ 558.118274][T17480] FAULT_INJECTION: forcing a failure. [ 558.118274][T17480] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.120682][T17480] CPU: 0 UID: 0 PID: 17480 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.120701][T17480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.120708][T17480] Call trace: [ 558.120711][T17480] show_stack+0x2c/0x3c (C) [ 558.120729][T17480] __dump_stack+0x30/0x40 [ 558.120740][T17480] dump_stack_lvl+0xd8/0x12c [ 558.120750][T17480] dump_stack+0x1c/0x28 [ 558.120760][T17480] should_fail_ex+0x414/0x588 [ 558.120770][T17480] should_fail_alloc_page+0xec/0x10c [ 558.120778][T17480] prepare_alloc_pages+0x198/0x4b0 [ 558.120788][T17480] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.120797][T17480] alloc_pages_mpol+0x1ec/0x464 [ 558.120806][T17480] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.120815][T17480] shmem_alloc_folio+0xa0/0x150 [ 558.120824][T17480] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.120832][T17480] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.120839][T17480] shmem_write_begin+0x160/0x450 [ 558.120847][T17480] generic_perform_write+0x234/0x7b8 [ 558.120856][T17480] shmem_file_write_iter+0x10c/0x134 [ 558.120864][T17480] do_iter_readv_writev+0x48c/0x6f8 [ 558.120875][T17480] vfs_writev+0x2c8/0x664 [ 558.120881][T17480] do_pwritev+0x120/0x234 [ 558.120888][T17480] __arm64_sys_pwritev2+0xd4/0x108 [ 558.120898][T17480] invoke_syscall+0x98/0x244 [ 558.120907][T17480] el0_svc_common+0xe8/0x23c [ 558.120917][T17480] do_el0_svc+0x48/0x58 [ 558.120926][T17480] el0_svc+0x64/0x260 [ 558.120935][T17480] el0t_64_sync_handler+0x48/0x148 [ 558.120942][T17480] el0t_64_sync+0x198/0x19c executing program [ 558.240882][T17482] FAULT_INJECTION: forcing a failure. [ 558.240882][T17482] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.243535][T17482] CPU: 0 UID: 0 PID: 17482 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.243556][T17482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.243563][T17482] Call trace: [ 558.243567][T17482] show_stack+0x2c/0x3c (C) [ 558.243597][T17482] __dump_stack+0x30/0x40 [ 558.243609][T17482] dump_stack_lvl+0xd8/0x12c [ 558.243620][T17482] dump_stack+0x1c/0x28 [ 558.243630][T17482] should_fail_ex+0x414/0x588 [ 558.243639][T17482] should_fail_alloc_page+0xec/0x10c [ 558.243649][T17482] prepare_alloc_pages+0x198/0x4b0 [ 558.243658][T17482] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.243667][T17482] alloc_pages_mpol+0x1ec/0x464 [ 558.243676][T17482] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.243685][T17482] shmem_alloc_folio+0xa0/0x150 [ 558.243694][T17482] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.243702][T17482] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.243709][T17482] shmem_write_begin+0x160/0x450 [ 558.243717][T17482] generic_perform_write+0x234/0x7b8 [ 558.243726][T17482] shmem_file_write_iter+0x10c/0x134 [ 558.243734][T17482] do_iter_readv_writev+0x48c/0x6f8 [ 558.243745][T17482] vfs_writev+0x2c8/0x664 [ 558.243752][T17482] do_pwritev+0x120/0x234 [ 558.243759][T17482] __arm64_sys_pwritev2+0xd4/0x108 [ 558.243769][T17482] invoke_syscall+0x98/0x244 [ 558.243779][T17482] el0_svc_common+0xe8/0x23c [ 558.243788][T17482] do_el0_svc+0x48/0x58 [ 558.243798][T17482] el0_svc+0x64/0x260 [ 558.243806][T17482] el0t_64_sync_handler+0x48/0x148 [ 558.243813][T17482] el0t_64_sync+0x198/0x19c executing program [ 558.358492][T17484] FAULT_INJECTION: forcing a failure. [ 558.358492][T17484] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.360898][T17484] CPU: 0 UID: 0 PID: 17484 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.360925][T17484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.360931][T17484] Call trace: [ 558.360934][T17484] show_stack+0x2c/0x3c (C) [ 558.360953][T17484] __dump_stack+0x30/0x40 [ 558.360964][T17484] dump_stack_lvl+0xd8/0x12c [ 558.360974][T17484] dump_stack+0x1c/0x28 [ 558.360983][T17484] should_fail_ex+0x414/0x588 [ 558.360993][T17484] should_fail_alloc_page+0xec/0x10c [ 558.361002][T17484] prepare_alloc_pages+0x198/0x4b0 [ 558.361011][T17484] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.361020][T17484] alloc_pages_mpol+0x1ec/0x464 [ 558.361029][T17484] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.361038][T17484] shmem_alloc_folio+0xa0/0x150 [ 558.361046][T17484] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.361055][T17484] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.361062][T17484] shmem_write_begin+0x160/0x450 [ 558.361070][T17484] generic_perform_write+0x234/0x7b8 [ 558.361078][T17484] shmem_file_write_iter+0x10c/0x134 [ 558.361086][T17484] do_iter_readv_writev+0x48c/0x6f8 [ 558.361097][T17484] vfs_writev+0x2c8/0x664 [ 558.361104][T17484] do_pwritev+0x120/0x234 [ 558.361111][T17484] __arm64_sys_pwritev2+0xd4/0x108 [ 558.361121][T17484] invoke_syscall+0x98/0x244 [ 558.361131][T17484] el0_svc_common+0xe8/0x23c [ 558.361140][T17484] do_el0_svc+0x48/0x58 [ 558.361150][T17484] el0_svc+0x64/0x260 [ 558.361158][T17484] el0t_64_sync_handler+0x48/0x148 [ 558.361165][T17484] el0t_64_sync+0x198/0x19c executing program [ 558.484625][T17486] FAULT_INJECTION: forcing a failure. [ 558.484625][T17486] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.484661][T17486] CPU: 0 UID: 0 PID: 17486 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.484675][T17486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.484680][T17486] Call trace: [ 558.484684][T17486] show_stack+0x2c/0x3c (C) [ 558.484701][T17486] __dump_stack+0x30/0x40 [ 558.484711][T17486] dump_stack_lvl+0xd8/0x12c [ 558.484720][T17486] dump_stack+0x1c/0x28 [ 558.484730][T17486] should_fail_ex+0x414/0x588 [ 558.484739][T17486] should_fail_alloc_page+0xec/0x10c [ 558.484748][T17486] prepare_alloc_pages+0x198/0x4b0 [ 558.484757][T17486] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.484766][T17486] alloc_pages_mpol+0x1ec/0x464 executing program [ 558.484775][T17486] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.484784][T17486] shmem_alloc_folio+0xa0/0x150 [ 558.484792][T17486] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.484801][T17486] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.484808][T17486] shmem_write_begin+0x160/0x450 [ 558.484816][T17486] generic_perform_write+0x234/0x7b8 [ 558.484824][T17486] shmem_file_write_iter+0x10c/0x134 [ 558.484832][T17486] do_iter_readv_writev+0x48c/0x6f8 [ 558.484843][T17486] vfs_writev+0x2c8/0x664 [ 558.484849][T17486] do_pwritev+0x120/0x234 [ 558.484856][T17486] __arm64_sys_pwritev2+0xd4/0x108 [ 558.484866][T17486] invoke_syscall+0x98/0x244 [ 558.484876][T17486] el0_svc_common+0xe8/0x23c [ 558.484885][T17486] do_el0_svc+0x48/0x58 [ 558.484895][T17486] el0_svc+0x64/0x260 [ 558.484903][T17486] el0t_64_sync_handler+0x48/0x148 [ 558.484910][T17486] el0t_64_sync+0x198/0x19c [ 558.597823][T17488] FAULT_INJECTION: forcing a failure. [ 558.597823][T17488] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.597856][T17488] CPU: 0 UID: 0 PID: 17488 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.597869][T17488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.597874][T17488] Call trace: [ 558.597878][T17488] show_stack+0x2c/0x3c (C) [ 558.597895][T17488] __dump_stack+0x30/0x40 [ 558.597906][T17488] dump_stack_lvl+0xd8/0x12c [ 558.597915][T17488] dump_stack+0x1c/0x28 [ 558.597925][T17488] should_fail_ex+0x414/0x588 [ 558.597935][T17488] should_fail_alloc_page+0xec/0x10c [ 558.597943][T17488] prepare_alloc_pages+0x198/0x4b0 [ 558.597952][T17488] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.597961][T17488] alloc_pages_mpol+0x1ec/0x464 [ 558.597971][T17488] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.597980][T17488] shmem_alloc_folio+0xa0/0x150 [ 558.597988][T17488] shmem_alloc_and_add_folio+0x2ac/0xec8 executing program [ 558.597996][T17488] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.598004][T17488] shmem_write_begin+0x160/0x450 [ 558.598011][T17488] generic_perform_write+0x234/0x7b8 [ 558.598020][T17488] shmem_file_write_iter+0x10c/0x134 [ 558.598028][T17488] do_iter_readv_writev+0x48c/0x6f8 [ 558.598038][T17488] vfs_writev+0x2c8/0x664 [ 558.598045][T17488] do_pwritev+0x120/0x234 [ 558.598052][T17488] __arm64_sys_pwritev2+0xd4/0x108 [ 558.598062][T17488] invoke_syscall+0x98/0x244 [ 558.598072][T17488] el0_svc_common+0xe8/0x23c [ 558.598081][T17488] do_el0_svc+0x48/0x58 [ 558.598091][T17488] el0_svc+0x64/0x260 [ 558.598099][T17488] el0t_64_sync_handler+0x48/0x148 [ 558.598106][T17488] el0t_64_sync+0x198/0x19c [ 558.696381][T17490] FAULT_INJECTION: forcing a failure. [ 558.696381][T17490] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.696416][T17490] CPU: 1 UID: 0 PID: 17490 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.696429][T17490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.696437][T17490] Call trace: [ 558.696441][T17490] show_stack+0x2c/0x3c (C) [ 558.696460][T17490] __dump_stack+0x30/0x40 [ 558.696472][T17490] dump_stack_lvl+0xd8/0x12c [ 558.696482][T17490] dump_stack+0x1c/0x28 [ 558.696492][T17490] should_fail_ex+0x414/0x588 [ 558.696502][T17490] should_fail_alloc_page+0xec/0x10c [ 558.696511][T17490] prepare_alloc_pages+0x198/0x4b0 [ 558.696520][T17490] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.696529][T17490] alloc_pages_mpol+0x1ec/0x464 [ 558.696539][T17490] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.696548][T17490] shmem_alloc_folio+0xa0/0x150 [ 558.696557][T17490] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.696565][T17490] shmem_get_folio_gfp+0x4c8/0x1494 executing program [ 558.696572][T17490] shmem_write_begin+0x160/0x450 [ 558.696580][T17490] generic_perform_write+0x234/0x7b8 [ 558.696595][T17490] shmem_file_write_iter+0x10c/0x134 [ 558.696603][T17490] do_iter_readv_writev+0x48c/0x6f8 [ 558.696614][T17490] vfs_writev+0x2c8/0x664 [ 558.696621][T17490] do_pwritev+0x120/0x234 [ 558.696628][T17490] __arm64_sys_pwritev2+0xd4/0x108 [ 558.696639][T17490] invoke_syscall+0x98/0x244 [ 558.696649][T17490] el0_svc_common+0xe8/0x23c [ 558.696659][T17490] do_el0_svc+0x48/0x58 [ 558.696668][T17490] el0_svc+0x64/0x260 [ 558.696676][T17490] el0t_64_sync_handler+0x48/0x148 [ 558.696684][T17490] el0t_64_sync+0x198/0x19c [ 558.810622][T17492] FAULT_INJECTION: forcing a failure. [ 558.810622][T17492] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.810665][T17492] CPU: 1 UID: 0 PID: 17492 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.810679][T17492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.810685][T17492] Call trace: [ 558.810688][T17492] show_stack+0x2c/0x3c (C) [ 558.810705][T17492] __dump_stack+0x30/0x40 [ 558.810717][T17492] dump_stack_lvl+0xd8/0x12c [ 558.810726][T17492] dump_stack+0x1c/0x28 [ 558.810736][T17492] should_fail_ex+0x414/0x588 [ 558.810746][T17492] should_fail_alloc_page+0xec/0x10c [ 558.810755][T17492] prepare_alloc_pages+0x198/0x4b0 [ 558.810764][T17492] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.810773][T17492] alloc_pages_mpol+0x1ec/0x464 [ 558.810782][T17492] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.810791][T17492] shmem_alloc_folio+0xa0/0x150 [ 558.810799][T17492] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.810807][T17492] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.810815][T17492] shmem_write_begin+0x160/0x450 [ 558.810822][T17492] generic_perform_write+0x234/0x7b8 [ 558.810831][T17492] shmem_file_write_iter+0x10c/0x134 [ 558.810839][T17492] do_iter_readv_writev+0x48c/0x6f8 [ 558.810850][T17492] vfs_writev+0x2c8/0x664 [ 558.810856][T17492] do_pwritev+0x120/0x234 [ 558.810863][T17492] __arm64_sys_pwritev2+0xd4/0x108 [ 558.810873][T17492] invoke_syscall+0x98/0x244 [ 558.810883][T17492] el0_svc_common+0xe8/0x23c [ 558.810892][T17492] do_el0_svc+0x48/0x58 [ 558.810902][T17492] el0_svc+0x64/0x260 [ 558.810910][T17492] el0t_64_sync_handler+0x48/0x148 [ 558.810917][T17492] el0t_64_sync+0x198/0x19c executing program [ 558.927144][T17494] FAULT_INJECTION: forcing a failure. [ 558.927144][T17494] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 558.927178][T17494] CPU: 1 UID: 0 PID: 17494 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 558.927189][T17494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 558.927194][T17494] Call trace: [ 558.927197][T17494] show_stack+0x2c/0x3c (C) [ 558.927214][T17494] __dump_stack+0x30/0x40 [ 558.927225][T17494] dump_stack_lvl+0xd8/0x12c [ 558.927234][T17494] dump_stack+0x1c/0x28 [ 558.927244][T17494] should_fail_ex+0x414/0x588 [ 558.927253][T17494] should_fail_alloc_page+0xec/0x10c [ 558.927262][T17494] prepare_alloc_pages+0x198/0x4b0 [ 558.927271][T17494] __alloc_frozen_pages_noprof+0x134/0x31c [ 558.927280][T17494] alloc_pages_mpol+0x1ec/0x464 [ 558.927289][T17494] folio_alloc_mpol_noprof+0x4c/0x248 [ 558.927298][T17494] shmem_alloc_folio+0xa0/0x150 [ 558.927307][T17494] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 558.927315][T17494] shmem_get_folio_gfp+0x4c8/0x1494 [ 558.927322][T17494] shmem_write_begin+0x160/0x450 [ 558.927330][T17494] generic_perform_write+0x234/0x7b8 [ 558.927339][T17494] shmem_file_write_iter+0x10c/0x134 [ 558.927347][T17494] do_iter_readv_writev+0x48c/0x6f8 [ 558.927358][T17494] vfs_writev+0x2c8/0x664 [ 558.927365][T17494] do_pwritev+0x120/0x234 [ 558.927371][T17494] __arm64_sys_pwritev2+0xd4/0x108 [ 558.927381][T17494] invoke_syscall+0x98/0x244 [ 558.927391][T17494] el0_svc_common+0xe8/0x23c [ 558.927401][T17494] do_el0_svc+0x48/0x58 [ 558.927410][T17494] el0_svc+0x64/0x260 [ 558.927419][T17494] el0t_64_sync_handler+0x48/0x148 [ 558.927426][T17494] el0t_64_sync+0x198/0x19c executing program [ 559.039724][T17496] FAULT_INJECTION: forcing a failure. [ 559.039724][T17496] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.039761][T17496] CPU: 1 UID: 0 PID: 17496 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.039771][T17496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.039776][T17496] Call trace: [ 559.039779][T17496] show_stack+0x2c/0x3c (C) [ 559.039796][T17496] __dump_stack+0x30/0x40 [ 559.039807][T17496] dump_stack_lvl+0xd8/0x12c [ 559.039817][T17496] dump_stack+0x1c/0x28 [ 559.039826][T17496] should_fail_ex+0x414/0x588 [ 559.039836][T17496] should_fail_alloc_page+0xec/0x10c [ 559.039844][T17496] prepare_alloc_pages+0x198/0x4b0 [ 559.039853][T17496] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.039862][T17496] alloc_pages_mpol+0x1ec/0x464 [ 559.039872][T17496] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.039881][T17496] shmem_alloc_folio+0xa0/0x150 [ 559.039889][T17496] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.039897][T17496] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.039904][T17496] shmem_write_begin+0x160/0x450 [ 559.039912][T17496] generic_perform_write+0x234/0x7b8 [ 559.039921][T17496] shmem_file_write_iter+0x10c/0x134 [ 559.039929][T17496] do_iter_readv_writev+0x48c/0x6f8 [ 559.039939][T17496] vfs_writev+0x2c8/0x664 [ 559.039946][T17496] do_pwritev+0x120/0x234 [ 559.039953][T17496] __arm64_sys_pwritev2+0xd4/0x108 [ 559.039963][T17496] invoke_syscall+0x98/0x244 [ 559.039973][T17496] el0_svc_common+0xe8/0x23c [ 559.039982][T17496] do_el0_svc+0x48/0x58 [ 559.039992][T17496] el0_svc+0x64/0x260 [ 559.040000][T17496] el0t_64_sync_handler+0x48/0x148 [ 559.040007][T17496] el0t_64_sync+0x198/0x19c executing program [ 559.164700][T17498] FAULT_INJECTION: forcing a failure. [ 559.164700][T17498] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.164741][T17498] CPU: 1 UID: 0 PID: 17498 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.164751][T17498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.164757][T17498] Call trace: [ 559.164760][T17498] show_stack+0x2c/0x3c (C) [ 559.164779][T17498] __dump_stack+0x30/0x40 [ 559.164790][T17498] dump_stack_lvl+0xd8/0x12c [ 559.164800][T17498] dump_stack+0x1c/0x28 [ 559.164809][T17498] should_fail_ex+0x414/0x588 [ 559.164819][T17498] should_fail_alloc_page+0xec/0x10c [ 559.164828][T17498] prepare_alloc_pages+0x198/0x4b0 [ 559.164837][T17498] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.164847][T17498] alloc_pages_mpol+0x1ec/0x464 [ 559.164856][T17498] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.164865][T17498] shmem_alloc_folio+0xa0/0x150 [ 559.164874][T17498] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.164882][T17498] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.164890][T17498] shmem_write_begin+0x160/0x450 [ 559.164898][T17498] generic_perform_write+0x234/0x7b8 [ 559.164906][T17498] shmem_file_write_iter+0x10c/0x134 [ 559.164914][T17498] do_iter_readv_writev+0x48c/0x6f8 [ 559.164925][T17498] vfs_writev+0x2c8/0x664 [ 559.164932][T17498] do_pwritev+0x120/0x234 [ 559.164939][T17498] __arm64_sys_pwritev2+0xd4/0x108 [ 559.164949][T17498] invoke_syscall+0x98/0x244 [ 559.164959][T17498] el0_svc_common+0xe8/0x23c [ 559.164968][T17498] do_el0_svc+0x48/0x58 [ 559.164978][T17498] el0_svc+0x64/0x260 [ 559.164986][T17498] el0t_64_sync_handler+0x48/0x148 [ 559.164993][T17498] el0t_64_sync+0x198/0x19c executing program [ 559.279789][T17500] FAULT_INJECTION: forcing a failure. [ 559.279789][T17500] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.279832][T17500] CPU: 1 UID: 0 PID: 17500 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.279846][T17500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.279852][T17500] Call trace: [ 559.279855][T17500] show_stack+0x2c/0x3c (C) [ 559.279875][T17500] __dump_stack+0x30/0x40 [ 559.279885][T17500] dump_stack_lvl+0xd8/0x12c [ 559.279895][T17500] dump_stack+0x1c/0x28 [ 559.279904][T17500] should_fail_ex+0x414/0x588 [ 559.279914][T17500] should_fail_alloc_page+0xec/0x10c [ 559.279923][T17500] prepare_alloc_pages+0x198/0x4b0 [ 559.279932][T17500] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.279941][T17500] alloc_pages_mpol+0x1ec/0x464 [ 559.279950][T17500] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.279959][T17500] shmem_alloc_folio+0xa0/0x150 [ 559.279968][T17500] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.279976][T17500] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.279984][T17500] shmem_write_begin+0x160/0x450 [ 559.279991][T17500] generic_perform_write+0x234/0x7b8 [ 559.280000][T17500] shmem_file_write_iter+0x10c/0x134 [ 559.280008][T17500] do_iter_readv_writev+0x48c/0x6f8 [ 559.280019][T17500] vfs_writev+0x2c8/0x664 [ 559.280026][T17500] do_pwritev+0x120/0x234 [ 559.280033][T17500] __arm64_sys_pwritev2+0xd4/0x108 [ 559.280043][T17500] invoke_syscall+0x98/0x244 [ 559.280053][T17500] el0_svc_common+0xe8/0x23c [ 559.280062][T17500] do_el0_svc+0x48/0x58 [ 559.280072][T17500] el0_svc+0x64/0x260 [ 559.280080][T17500] el0t_64_sync_handler+0x48/0x148 executing program [ 559.280088][T17500] el0t_64_sync+0x198/0x19c [ 559.395377][T17502] FAULT_INJECTION: forcing a failure. [ 559.395377][T17502] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.395409][T17502] CPU: 0 UID: 0 PID: 17502 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.395423][T17502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.395430][T17502] Call trace: [ 559.395435][T17502] show_stack+0x2c/0x3c (C) [ 559.395452][T17502] __dump_stack+0x30/0x40 [ 559.395463][T17502] dump_stack_lvl+0xd8/0x12c [ 559.395473][T17502] dump_stack+0x1c/0x28 [ 559.395482][T17502] should_fail_ex+0x414/0x588 [ 559.395492][T17502] should_fail_alloc_page+0xec/0x10c [ 559.395501][T17502] prepare_alloc_pages+0x198/0x4b0 [ 559.395510][T17502] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.395519][T17502] alloc_pages_mpol+0x1ec/0x464 [ 559.395528][T17502] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.395537][T17502] shmem_alloc_folio+0xa0/0x150 [ 559.395546][T17502] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.395554][T17502] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.395562][T17502] shmem_write_begin+0x160/0x450 [ 559.395569][T17502] generic_perform_write+0x234/0x7b8 [ 559.395582][T17502] shmem_file_write_iter+0x10c/0x134 [ 559.395591][T17502] do_iter_readv_writev+0x48c/0x6f8 [ 559.395602][T17502] vfs_writev+0x2c8/0x664 [ 559.395609][T17502] do_pwritev+0x120/0x234 [ 559.395616][T17502] __arm64_sys_pwritev2+0xd4/0x108 [ 559.395626][T17502] invoke_syscall+0x98/0x244 [ 559.395636][T17502] el0_svc_common+0xe8/0x23c [ 559.395646][T17502] do_el0_svc+0x48/0x58 [ 559.395655][T17502] el0_svc+0x64/0x260 [ 559.395663][T17502] el0t_64_sync_handler+0x48/0x148 [ 559.395671][T17502] el0t_64_sync+0x198/0x19c executing program [ 559.515811][T17504] FAULT_INJECTION: forcing a failure. [ 559.515811][T17504] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.515845][T17504] CPU: 0 UID: 0 PID: 17504 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.515868][T17504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.515875][T17504] Call trace: [ 559.515878][T17504] show_stack+0x2c/0x3c (C) [ 559.515895][T17504] __dump_stack+0x30/0x40 [ 559.515906][T17504] dump_stack_lvl+0xd8/0x12c [ 559.515915][T17504] dump_stack+0x1c/0x28 [ 559.515925][T17504] should_fail_ex+0x414/0x588 [ 559.515934][T17504] should_fail_alloc_page+0xec/0x10c [ 559.515943][T17504] prepare_alloc_pages+0x198/0x4b0 [ 559.515952][T17504] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.515961][T17504] alloc_pages_mpol+0x1ec/0x464 [ 559.515970][T17504] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.515979][T17504] shmem_alloc_folio+0xa0/0x150 [ 559.515987][T17504] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.515995][T17504] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.516003][T17504] shmem_write_begin+0x160/0x450 [ 559.516010][T17504] generic_perform_write+0x234/0x7b8 [ 559.516019][T17504] shmem_file_write_iter+0x10c/0x134 [ 559.516027][T17504] do_iter_readv_writev+0x48c/0x6f8 [ 559.516037][T17504] vfs_writev+0x2c8/0x664 [ 559.516044][T17504] do_pwritev+0x120/0x234 [ 559.516051][T17504] __arm64_sys_pwritev2+0xd4/0x108 [ 559.516061][T17504] invoke_syscall+0x98/0x244 [ 559.516071][T17504] el0_svc_common+0xe8/0x23c [ 559.516080][T17504] do_el0_svc+0x48/0x58 [ 559.516089][T17504] el0_svc+0x64/0x260 [ 559.516098][T17504] el0t_64_sync_handler+0x48/0x148 [ 559.516105][T17504] el0t_64_sync+0x198/0x19c executing program [ 559.625907][T17506] FAULT_INJECTION: forcing a failure. [ 559.625907][T17506] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.625945][T17506] CPU: 1 UID: 0 PID: 17506 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.625957][T17506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.625963][T17506] Call trace: [ 559.625966][T17506] show_stack+0x2c/0x3c (C) [ 559.625985][T17506] __dump_stack+0x30/0x40 [ 559.625997][T17506] dump_stack_lvl+0xd8/0x12c [ 559.626006][T17506] dump_stack+0x1c/0x28 [ 559.626016][T17506] should_fail_ex+0x414/0x588 [ 559.626026][T17506] should_fail_alloc_page+0xec/0x10c [ 559.626035][T17506] prepare_alloc_pages+0x198/0x4b0 [ 559.626044][T17506] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.626053][T17506] alloc_pages_mpol+0x1ec/0x464 [ 559.626062][T17506] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.626071][T17506] shmem_alloc_folio+0xa0/0x150 [ 559.626080][T17506] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.626088][T17506] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.626095][T17506] shmem_write_begin+0x160/0x450 [ 559.626103][T17506] generic_perform_write+0x234/0x7b8 [ 559.626112][T17506] shmem_file_write_iter+0x10c/0x134 [ 559.626120][T17506] do_iter_readv_writev+0x48c/0x6f8 [ 559.626131][T17506] vfs_writev+0x2c8/0x664 [ 559.626137][T17506] do_pwritev+0x120/0x234 [ 559.626144][T17506] __arm64_sys_pwritev2+0xd4/0x108 [ 559.626154][T17506] invoke_syscall+0x98/0x244 [ 559.626164][T17506] el0_svc_common+0xe8/0x23c [ 559.626174][T17506] do_el0_svc+0x48/0x58 [ 559.626183][T17506] el0_svc+0x64/0x260 [ 559.626192][T17506] el0t_64_sync_handler+0x48/0x148 [ 559.626199][T17506] el0t_64_sync+0x198/0x19c executing program [ 559.752134][T17508] FAULT_INJECTION: forcing a failure. [ 559.752134][T17508] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.752174][T17508] CPU: 0 UID: 0 PID: 17508 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.752189][T17508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.752197][T17508] Call trace: [ 559.752201][T17508] show_stack+0x2c/0x3c (C) [ 559.752221][T17508] __dump_stack+0x30/0x40 [ 559.752233][T17508] dump_stack_lvl+0xd8/0x12c [ 559.752243][T17508] dump_stack+0x1c/0x28 [ 559.752252][T17508] should_fail_ex+0x414/0x588 [ 559.752262][T17508] should_fail_alloc_page+0xec/0x10c [ 559.752272][T17508] prepare_alloc_pages+0x198/0x4b0 [ 559.752281][T17508] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.752290][T17508] alloc_pages_mpol+0x1ec/0x464 [ 559.752299][T17508] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.752308][T17508] shmem_alloc_folio+0xa0/0x150 [ 559.752317][T17508] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.752325][T17508] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.752333][T17508] shmem_write_begin+0x160/0x450 [ 559.752340][T17508] generic_perform_write+0x234/0x7b8 [ 559.752349][T17508] shmem_file_write_iter+0x10c/0x134 [ 559.752357][T17508] do_iter_readv_writev+0x48c/0x6f8 [ 559.752368][T17508] vfs_writev+0x2c8/0x664 [ 559.752374][T17508] do_pwritev+0x120/0x234 [ 559.752381][T17508] __arm64_sys_pwritev2+0xd4/0x108 [ 559.752391][T17508] invoke_syscall+0x98/0x244 [ 559.752401][T17508] el0_svc_common+0xe8/0x23c [ 559.752411][T17508] do_el0_svc+0x48/0x58 [ 559.752420][T17508] el0_svc+0x64/0x260 [ 559.752428][T17508] el0t_64_sync_handler+0x48/0x148 [ 559.752436][T17508] el0t_64_sync+0x198/0x19c executing program [ 559.862908][T17510] FAULT_INJECTION: forcing a failure. [ 559.862908][T17510] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.865236][T17510] CPU: 1 UID: 0 PID: 17510 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.865251][T17510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.865256][T17510] Call trace: [ 559.865260][T17510] show_stack+0x2c/0x3c (C) [ 559.865284][T17510] __dump_stack+0x30/0x40 [ 559.865295][T17510] dump_stack_lvl+0xd8/0x12c [ 559.865305][T17510] dump_stack+0x1c/0x28 [ 559.865315][T17510] should_fail_ex+0x414/0x588 [ 559.865324][T17510] should_fail_alloc_page+0xec/0x10c [ 559.865333][T17510] prepare_alloc_pages+0x198/0x4b0 [ 559.865342][T17510] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.865351][T17510] alloc_pages_mpol+0x1ec/0x464 [ 559.865360][T17510] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.865369][T17510] shmem_alloc_folio+0xa0/0x150 [ 559.865378][T17510] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.865386][T17510] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.865394][T17510] shmem_write_begin+0x160/0x450 [ 559.865401][T17510] generic_perform_write+0x234/0x7b8 [ 559.865410][T17510] shmem_file_write_iter+0x10c/0x134 [ 559.865418][T17510] do_iter_readv_writev+0x48c/0x6f8 [ 559.865429][T17510] vfs_writev+0x2c8/0x664 [ 559.865436][T17510] do_pwritev+0x120/0x234 [ 559.865443][T17510] __arm64_sys_pwritev2+0xd4/0x108 [ 559.865453][T17510] invoke_syscall+0x98/0x244 [ 559.865462][T17510] el0_svc_common+0xe8/0x23c [ 559.865472][T17510] do_el0_svc+0x48/0x58 [ 559.865481][T17510] el0_svc+0x64/0x260 [ 559.865490][T17510] el0t_64_sync_handler+0x48/0x148 [ 559.865497][T17510] el0t_64_sync+0x198/0x19c executing program [ 559.971288][T17512] FAULT_INJECTION: forcing a failure. [ 559.971288][T17512] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 559.971321][T17512] CPU: 0 UID: 0 PID: 17512 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 559.971333][T17512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 559.971341][T17512] Call trace: [ 559.971345][T17512] show_stack+0x2c/0x3c (C) [ 559.971364][T17512] __dump_stack+0x30/0x40 [ 559.971375][T17512] dump_stack_lvl+0xd8/0x12c [ 559.971385][T17512] dump_stack+0x1c/0x28 [ 559.971395][T17512] should_fail_ex+0x414/0x588 [ 559.971404][T17512] should_fail_alloc_page+0xec/0x10c [ 559.971413][T17512] prepare_alloc_pages+0x198/0x4b0 [ 559.971422][T17512] __alloc_frozen_pages_noprof+0x134/0x31c [ 559.971431][T17512] alloc_pages_mpol+0x1ec/0x464 [ 559.971440][T17512] folio_alloc_mpol_noprof+0x4c/0x248 [ 559.971449][T17512] shmem_alloc_folio+0xa0/0x150 [ 559.971457][T17512] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 559.971465][T17512] shmem_get_folio_gfp+0x4c8/0x1494 [ 559.971473][T17512] shmem_write_begin+0x160/0x450 [ 559.971480][T17512] generic_perform_write+0x234/0x7b8 [ 559.971489][T17512] shmem_file_write_iter+0x10c/0x134 [ 559.971497][T17512] do_iter_readv_writev+0x48c/0x6f8 [ 559.971508][T17512] vfs_writev+0x2c8/0x664 [ 559.971514][T17512] do_pwritev+0x120/0x234 [ 559.971521][T17512] __arm64_sys_pwritev2+0xd4/0x108 [ 559.971531][T17512] invoke_syscall+0x98/0x244 [ 559.971541][T17512] el0_svc_common+0xe8/0x23c [ 559.971551][T17512] do_el0_svc+0x48/0x58 [ 559.971560][T17512] el0_svc+0x64/0x260 [ 559.971569][T17512] el0t_64_sync_handler+0x48/0x148 [ 559.971581][T17512] el0t_64_sync+0x198/0x19c executing program [ 560.085281][T17514] FAULT_INJECTION: forcing a failure. [ 560.085281][T17514] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.085313][T17514] CPU: 0 UID: 0 PID: 17514 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.085326][T17514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.085333][T17514] Call trace: [ 560.085338][T17514] show_stack+0x2c/0x3c (C) [ 560.085357][T17514] __dump_stack+0x30/0x40 [ 560.085368][T17514] dump_stack_lvl+0xd8/0x12c [ 560.085378][T17514] dump_stack+0x1c/0x28 [ 560.085388][T17514] should_fail_ex+0x414/0x588 [ 560.085398][T17514] should_fail_alloc_page+0xec/0x10c [ 560.085407][T17514] prepare_alloc_pages+0x198/0x4b0 [ 560.085416][T17514] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.085426][T17514] alloc_pages_mpol+0x1ec/0x464 [ 560.085435][T17514] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.085444][T17514] shmem_alloc_folio+0xa0/0x150 [ 560.085452][T17514] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.085460][T17514] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.085468][T17514] shmem_write_begin+0x160/0x450 [ 560.085476][T17514] generic_perform_write+0x234/0x7b8 [ 560.085484][T17514] shmem_file_write_iter+0x10c/0x134 [ 560.085492][T17514] do_iter_readv_writev+0x48c/0x6f8 [ 560.085503][T17514] vfs_writev+0x2c8/0x664 [ 560.085510][T17514] do_pwritev+0x120/0x234 [ 560.085517][T17514] __arm64_sys_pwritev2+0xd4/0x108 [ 560.085527][T17514] invoke_syscall+0x98/0x244 [ 560.085537][T17514] el0_svc_common+0xe8/0x23c [ 560.085546][T17514] do_el0_svc+0x48/0x58 [ 560.085555][T17514] el0_svc+0x64/0x260 [ 560.085564][T17514] el0t_64_sync_handler+0x48/0x148 [ 560.085571][T17514] el0t_64_sync+0x198/0x19c executing program [ 560.197173][T17516] FAULT_INJECTION: forcing a failure. [ 560.197173][T17516] name fail_page_alloc, interval 1, probability 0, space 0, times 0 executing program [ 560.197208][T17516] CPU: 0 UID: 0 PID: 17516 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.197221][T17516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.197228][T17516] Call trace: [ 560.197232][T17516] show_stack+0x2c/0x3c (C) [ 560.197251][T17516] __dump_stack+0x30/0x40 [ 560.197262][T17516] dump_stack_lvl+0xd8/0x12c [ 560.197272][T17516] dump_stack+0x1c/0x28 [ 560.197281][T17516] should_fail_ex+0x414/0x588 [ 560.197291][T17516] should_fail_alloc_page+0xec/0x10c [ 560.197299][T17516] prepare_alloc_pages+0x198/0x4b0 [ 560.197308][T17516] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.197318][T17516] alloc_pages_mpol+0x1ec/0x464 [ 560.197327][T17516] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.197336][T17516] shmem_alloc_folio+0xa0/0x150 [ 560.197344][T17516] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.197352][T17516] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.197360][T17516] shmem_write_begin+0x160/0x450 [ 560.197368][T17516] generic_perform_write+0x234/0x7b8 [ 560.197376][T17516] shmem_file_write_iter+0x10c/0x134 [ 560.197384][T17516] do_iter_readv_writev+0x48c/0x6f8 [ 560.197395][T17516] vfs_writev+0x2c8/0x664 [ 560.197402][T17516] do_pwritev+0x120/0x234 [ 560.197408][T17516] __arm64_sys_pwritev2+0xd4/0x108 [ 560.197418][T17516] invoke_syscall+0x98/0x244 [ 560.197429][T17516] el0_svc_common+0xe8/0x23c [ 560.197438][T17516] do_el0_svc+0x48/0x58 [ 560.197447][T17516] el0_svc+0x64/0x260 [ 560.197456][T17516] el0t_64_sync_handler+0x48/0x148 [ 560.197463][T17516] el0t_64_sync+0x198/0x19c [ 560.283253][T17518] FAULT_INJECTION: forcing a failure. [ 560.283253][T17518] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.283294][T17518] CPU: 0 UID: 0 PID: 17518 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.283307][T17518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.283315][T17518] Call trace: [ 560.283319][T17518] show_stack+0x2c/0x3c (C) [ 560.283337][T17518] __dump_stack+0x30/0x40 [ 560.283349][T17518] dump_stack_lvl+0xd8/0x12c [ 560.283359][T17518] dump_stack+0x1c/0x28 [ 560.283369][T17518] should_fail_ex+0x414/0x588 [ 560.283378][T17518] should_fail_alloc_page+0xec/0x10c [ 560.283387][T17518] prepare_alloc_pages+0x198/0x4b0 [ 560.283397][T17518] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.283406][T17518] alloc_pages_mpol+0x1ec/0x464 [ 560.283415][T17518] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.283424][T17518] shmem_alloc_folio+0xa0/0x150 [ 560.283432][T17518] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.283440][T17518] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.283448][T17518] shmem_write_begin+0x160/0x450 [ 560.283456][T17518] generic_perform_write+0x234/0x7b8 [ 560.283464][T17518] shmem_file_write_iter+0x10c/0x134 [ 560.283472][T17518] do_iter_readv_writev+0x48c/0x6f8 [ 560.283483][T17518] vfs_writev+0x2c8/0x664 [ 560.283490][T17518] do_pwritev+0x120/0x234 [ 560.283497][T17518] __arm64_sys_pwritev2+0xd4/0x108 [ 560.283507][T17518] invoke_syscall+0x98/0x244 [ 560.283517][T17518] el0_svc_common+0xe8/0x23c [ 560.283527][T17518] do_el0_svc+0x48/0x58 [ 560.283536][T17518] el0_svc+0x64/0x260 [ 560.283544][T17518] el0t_64_sync_handler+0x48/0x148 executing program [ 560.283552][T17518] el0t_64_sync+0x198/0x19c [ 560.387212][T17520] FAULT_INJECTION: forcing a failure. [ 560.387212][T17520] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.387247][T17520] CPU: 0 UID: 0 PID: 17520 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.387259][T17520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.387267][T17520] Call trace: [ 560.387271][T17520] show_stack+0x2c/0x3c (C) [ 560.387291][T17520] __dump_stack+0x30/0x40 [ 560.387303][T17520] dump_stack_lvl+0xd8/0x12c [ 560.387313][T17520] dump_stack+0x1c/0x28 [ 560.387322][T17520] should_fail_ex+0x414/0x588 [ 560.387332][T17520] should_fail_alloc_page+0xec/0x10c [ 560.387342][T17520] prepare_alloc_pages+0x198/0x4b0 [ 560.387351][T17520] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.387360][T17520] alloc_pages_mpol+0x1ec/0x464 executing program [ 560.387369][T17520] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.387378][T17520] shmem_alloc_folio+0xa0/0x150 [ 560.387387][T17520] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.387395][T17520] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.387403][T17520] shmem_write_begin+0x160/0x450 [ 560.387410][T17520] generic_perform_write+0x234/0x7b8 [ 560.387419][T17520] shmem_file_write_iter+0x10c/0x134 [ 560.387427][T17520] do_iter_readv_writev+0x48c/0x6f8 [ 560.387438][T17520] vfs_writev+0x2c8/0x664 [ 560.387445][T17520] do_pwritev+0x120/0x234 [ 560.387452][T17520] __arm64_sys_pwritev2+0xd4/0x108 [ 560.387462][T17520] invoke_syscall+0x98/0x244 [ 560.387472][T17520] el0_svc_common+0xe8/0x23c [ 560.387482][T17520] do_el0_svc+0x48/0x58 [ 560.387491][T17520] el0_svc+0x64/0x260 [ 560.387499][T17520] el0t_64_sync_handler+0x48/0x148 [ 560.387507][T17520] el0t_64_sync+0x198/0x19c [ 560.498496][T17522] FAULT_INJECTION: forcing a failure. [ 560.498496][T17522] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.500871][T17522] CPU: 1 UID: 0 PID: 17522 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.500892][T17522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.500900][T17522] Call trace: [ 560.500904][T17522] show_stack+0x2c/0x3c (C) [ 560.500931][T17522] __dump_stack+0x30/0x40 [ 560.500943][T17522] dump_stack_lvl+0xd8/0x12c [ 560.500954][T17522] dump_stack+0x1c/0x28 [ 560.500963][T17522] should_fail_ex+0x414/0x588 [ 560.500973][T17522] should_fail_alloc_page+0xec/0x10c [ 560.500982][T17522] prepare_alloc_pages+0x198/0x4b0 [ 560.500992][T17522] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.501001][T17522] alloc_pages_mpol+0x1ec/0x464 [ 560.501011][T17522] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.501020][T17522] shmem_alloc_folio+0xa0/0x150 [ 560.501028][T17522] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.501036][T17522] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.501044][T17522] shmem_write_begin+0x160/0x450 [ 560.501052][T17522] generic_perform_write+0x234/0x7b8 [ 560.501061][T17522] shmem_file_write_iter+0x10c/0x134 [ 560.501069][T17522] do_iter_readv_writev+0x48c/0x6f8 [ 560.501080][T17522] vfs_writev+0x2c8/0x664 [ 560.501087][T17522] do_pwritev+0x120/0x234 [ 560.501093][T17522] __arm64_sys_pwritev2+0xd4/0x108 [ 560.501103][T17522] invoke_syscall+0x98/0x244 [ 560.501113][T17522] el0_svc_common+0xe8/0x23c [ 560.501123][T17522] do_el0_svc+0x48/0x58 [ 560.501133][T17522] el0_svc+0x64/0x260 [ 560.501141][T17522] el0t_64_sync_handler+0x48/0x148 [ 560.501148][T17522] el0t_64_sync+0x198/0x19c executing program [ 560.602817][T17524] set_capacity_and_notify: 35 callbacks suppressed [ 560.603970][T17524] loop0: detected capacity change from 0 to 32768 [ 560.621596][T17524] FAULT_INJECTION: forcing a failure. [ 560.621596][T17524] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.623929][T17524] CPU: 1 UID: 0 PID: 17524 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.623944][T17524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.623950][T17524] Call trace: [ 560.623954][T17524] show_stack+0x2c/0x3c (C) [ 560.623976][T17524] __dump_stack+0x30/0x40 [ 560.623989][T17524] dump_stack_lvl+0xd8/0x12c [ 560.623999][T17524] dump_stack+0x1c/0x28 [ 560.624012][T17524] should_fail_ex+0x414/0x588 [ 560.624023][T17524] should_fail_alloc_page+0xec/0x10c [ 560.624033][T17524] prepare_alloc_pages+0x198/0x4b0 [ 560.624042][T17524] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.624051][T17524] alloc_pages_mpol+0x1ec/0x464 [ 560.624060][T17524] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.624069][T17524] shmem_alloc_folio+0xa0/0x150 [ 560.624078][T17524] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.624086][T17524] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.624096][T17524] shmem_write_begin+0x160/0x450 [ 560.624104][T17524] generic_perform_write+0x234/0x7b8 [ 560.624114][T17524] shmem_file_write_iter+0x10c/0x134 [ 560.624123][T17524] do_iter_readv_writev+0x48c/0x6f8 [ 560.624134][T17524] vfs_writev+0x2c8/0x664 [ 560.624141][T17524] do_pwritev+0x120/0x234 [ 560.624147][T17524] __arm64_sys_pwritev2+0xd4/0x108 [ 560.624158][T17524] invoke_syscall+0x98/0x244 [ 560.624168][T17524] el0_svc_common+0xe8/0x23c [ 560.624177][T17524] do_el0_svc+0x48/0x58 [ 560.624187][T17524] el0_svc+0x64/0x260 [ 560.624195][T17524] el0t_64_sync_handler+0x48/0x148 [ 560.624202][T17524] el0t_64_sync+0x198/0x19c executing program [ 560.735853][T17526] loop0: detected capacity change from 0 to 32768 [ 560.747707][T17526] FAULT_INJECTION: forcing a failure. [ 560.747707][T17526] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.747746][T17526] CPU: 1 UID: 0 PID: 17526 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.747763][T17526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.747771][T17526] Call trace: [ 560.747776][T17526] show_stack+0x2c/0x3c (C) [ 560.747795][T17526] __dump_stack+0x30/0x40 [ 560.747806][T17526] dump_stack_lvl+0xd8/0x12c [ 560.747816][T17526] dump_stack+0x1c/0x28 [ 560.747825][T17526] should_fail_ex+0x414/0x588 [ 560.747835][T17526] should_fail_alloc_page+0xec/0x10c [ 560.747844][T17526] prepare_alloc_pages+0x198/0x4b0 [ 560.747853][T17526] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.747862][T17526] alloc_pages_mpol+0x1ec/0x464 [ 560.747871][T17526] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.747880][T17526] shmem_alloc_folio+0xa0/0x150 [ 560.747889][T17526] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.747897][T17526] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.747904][T17526] shmem_write_begin+0x160/0x450 [ 560.747912][T17526] generic_perform_write+0x234/0x7b8 [ 560.747921][T17526] shmem_file_write_iter+0x10c/0x134 [ 560.747929][T17526] do_iter_readv_writev+0x48c/0x6f8 [ 560.747940][T17526] vfs_writev+0x2c8/0x664 [ 560.747947][T17526] do_pwritev+0x120/0x234 [ 560.747953][T17526] __arm64_sys_pwritev2+0xd4/0x108 [ 560.747963][T17526] invoke_syscall+0x98/0x244 [ 560.747973][T17526] el0_svc_common+0xe8/0x23c [ 560.747983][T17526] do_el0_svc+0x48/0x58 [ 560.747992][T17526] el0_svc+0x64/0x260 [ 560.748001][T17526] el0t_64_sync_handler+0x48/0x148 [ 560.748008][T17526] el0t_64_sync+0x198/0x19c executing program [ 560.850929][T17528] loop0: detected capacity change from 0 to 32768 [ 560.863387][T17528] FAULT_INJECTION: forcing a failure. [ 560.863387][T17528] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.863421][T17528] CPU: 1 UID: 0 PID: 17528 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.863436][T17528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.863443][T17528] Call trace: [ 560.863447][T17528] show_stack+0x2c/0x3c (C) [ 560.863466][T17528] __dump_stack+0x30/0x40 [ 560.863477][T17528] dump_stack_lvl+0xd8/0x12c [ 560.863487][T17528] dump_stack+0x1c/0x28 [ 560.863497][T17528] should_fail_ex+0x414/0x588 [ 560.863507][T17528] should_fail_alloc_page+0xec/0x10c [ 560.863515][T17528] prepare_alloc_pages+0x198/0x4b0 [ 560.863525][T17528] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.863534][T17528] alloc_pages_mpol+0x1ec/0x464 [ 560.863543][T17528] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.863552][T17528] shmem_alloc_folio+0xa0/0x150 [ 560.863560][T17528] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.863568][T17528] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.863576][T17528] shmem_write_begin+0x160/0x450 [ 560.863584][T17528] generic_perform_write+0x234/0x7b8 [ 560.863599][T17528] shmem_file_write_iter+0x10c/0x134 [ 560.863607][T17528] do_iter_readv_writev+0x48c/0x6f8 [ 560.863618][T17528] vfs_writev+0x2c8/0x664 [ 560.863625][T17528] do_pwritev+0x120/0x234 [ 560.863632][T17528] __arm64_sys_pwritev2+0xd4/0x108 [ 560.863642][T17528] invoke_syscall+0x98/0x244 [ 560.863652][T17528] el0_svc_common+0xe8/0x23c [ 560.863662][T17528] do_el0_svc+0x48/0x58 [ 560.863671][T17528] el0_svc+0x64/0x260 [ 560.863679][T17528] el0t_64_sync_handler+0x48/0x148 [ 560.863686][T17528] el0t_64_sync+0x198/0x19c executing program [ 560.966446][T17530] loop0: detected capacity change from 0 to 32768 [ 560.978412][T17530] FAULT_INJECTION: forcing a failure. [ 560.978412][T17530] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 560.978446][T17530] CPU: 1 UID: 0 PID: 17530 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 560.978456][T17530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 560.978461][T17530] Call trace: [ 560.978464][T17530] show_stack+0x2c/0x3c (C) [ 560.978481][T17530] __dump_stack+0x30/0x40 [ 560.978493][T17530] dump_stack_lvl+0xd8/0x12c [ 560.978502][T17530] dump_stack+0x1c/0x28 [ 560.978511][T17530] should_fail_ex+0x414/0x588 [ 560.978522][T17530] should_fail_alloc_page+0xec/0x10c [ 560.978530][T17530] prepare_alloc_pages+0x198/0x4b0 [ 560.978540][T17530] __alloc_frozen_pages_noprof+0x134/0x31c [ 560.978548][T17530] alloc_pages_mpol+0x1ec/0x464 [ 560.978558][T17530] folio_alloc_mpol_noprof+0x4c/0x248 [ 560.978567][T17530] shmem_alloc_folio+0xa0/0x150 [ 560.978575][T17530] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 560.978583][T17530] shmem_get_folio_gfp+0x4c8/0x1494 [ 560.978596][T17530] shmem_write_begin+0x160/0x450 [ 560.978604][T17530] generic_perform_write+0x234/0x7b8 [ 560.978613][T17530] shmem_file_write_iter+0x10c/0x134 [ 560.978621][T17530] do_iter_readv_writev+0x48c/0x6f8 [ 560.978632][T17530] vfs_writev+0x2c8/0x664 [ 560.978639][T17530] do_pwritev+0x120/0x234 [ 560.978645][T17530] __arm64_sys_pwritev2+0xd4/0x108 [ 560.978656][T17530] invoke_syscall+0x98/0x244 [ 560.978666][T17530] el0_svc_common+0xe8/0x23c [ 560.978675][T17530] do_el0_svc+0x48/0x58 [ 560.978684][T17530] el0_svc+0x64/0x260 [ 560.978693][T17530] el0t_64_sync_handler+0x48/0x148 [ 560.978700][T17530] el0t_64_sync+0x198/0x19c executing program [ 561.081881][T17532] loop0: detected capacity change from 0 to 32768 [ 561.095800][T17532] FAULT_INJECTION: forcing a failure. [ 561.095800][T17532] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.098123][T17532] CPU: 0 UID: 0 PID: 17532 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.098150][T17532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.098156][T17532] Call trace: [ 561.098160][T17532] show_stack+0x2c/0x3c (C) [ 561.098182][T17532] __dump_stack+0x30/0x40 [ 561.098193][T17532] dump_stack_lvl+0xd8/0x12c [ 561.098204][T17532] dump_stack+0x1c/0x28 [ 561.098213][T17532] should_fail_ex+0x414/0x588 [ 561.098223][T17532] should_fail_alloc_page+0xec/0x10c [ 561.098232][T17532] prepare_alloc_pages+0x198/0x4b0 [ 561.098241][T17532] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.098250][T17532] alloc_pages_mpol+0x1ec/0x464 [ 561.098259][T17532] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.098268][T17532] shmem_alloc_folio+0xa0/0x150 [ 561.098277][T17532] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.098285][T17532] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.098293][T17532] shmem_write_begin+0x160/0x450 [ 561.098300][T17532] generic_perform_write+0x234/0x7b8 [ 561.098309][T17532] shmem_file_write_iter+0x10c/0x134 [ 561.098317][T17532] do_iter_readv_writev+0x48c/0x6f8 [ 561.098328][T17532] vfs_writev+0x2c8/0x664 [ 561.098335][T17532] do_pwritev+0x120/0x234 [ 561.098342][T17532] __arm64_sys_pwritev2+0xd4/0x108 [ 561.098352][T17532] invoke_syscall+0x98/0x244 [ 561.098362][T17532] el0_svc_common+0xe8/0x23c [ 561.098371][T17532] do_el0_svc+0x48/0x58 [ 561.098380][T17532] el0_svc+0x64/0x260 [ 561.098389][T17532] el0t_64_sync_handler+0x48/0x148 [ 561.098396][T17532] el0t_64_sync+0x198/0x19c executing program [ 561.204923][T17534] loop0: detected capacity change from 0 to 32768 [ 561.220790][T17534] FAULT_INJECTION: forcing a failure. [ 561.220790][T17534] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.220825][T17534] CPU: 1 UID: 0 PID: 17534 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.220837][T17534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.220842][T17534] Call trace: [ 561.220845][T17534] show_stack+0x2c/0x3c (C) [ 561.220864][T17534] __dump_stack+0x30/0x40 [ 561.220875][T17534] dump_stack_lvl+0xd8/0x12c [ 561.220885][T17534] dump_stack+0x1c/0x28 [ 561.220894][T17534] should_fail_ex+0x414/0x588 [ 561.220904][T17534] should_fail_alloc_page+0xec/0x10c [ 561.220912][T17534] prepare_alloc_pages+0x198/0x4b0 [ 561.220921][T17534] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.220930][T17534] alloc_pages_mpol+0x1ec/0x464 [ 561.220940][T17534] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.220949][T17534] shmem_alloc_folio+0xa0/0x150 [ 561.220957][T17534] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.220966][T17534] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.220973][T17534] shmem_write_begin+0x160/0x450 [ 561.220981][T17534] generic_perform_write+0x234/0x7b8 [ 561.220990][T17534] shmem_file_write_iter+0x10c/0x134 [ 561.220998][T17534] do_iter_readv_writev+0x48c/0x6f8 [ 561.221009][T17534] vfs_writev+0x2c8/0x664 [ 561.221016][T17534] do_pwritev+0x120/0x234 [ 561.221023][T17534] __arm64_sys_pwritev2+0xd4/0x108 [ 561.221033][T17534] invoke_syscall+0x98/0x244 [ 561.221043][T17534] el0_svc_common+0xe8/0x23c [ 561.221053][T17534] do_el0_svc+0x48/0x58 [ 561.221062][T17534] el0_svc+0x64/0x260 [ 561.221071][T17534] el0t_64_sync_handler+0x48/0x148 [ 561.221078][T17534] el0t_64_sync+0x198/0x19c executing program [ 561.335183][T17536] loop0: detected capacity change from 0 to 32768 [ 561.360157][T17536] FAULT_INJECTION: forcing a failure. [ 561.360157][T17536] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.360194][T17536] CPU: 1 UID: 0 PID: 17536 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.360206][T17536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 executing program [ 561.360214][T17536] Call trace: [ 561.360218][T17536] show_stack+0x2c/0x3c (C) [ 561.360238][T17536] __dump_stack+0x30/0x40 [ 561.360251][T17536] dump_stack_lvl+0xd8/0x12c [ 561.360260][T17536] dump_stack+0x1c/0x28 [ 561.360270][T17536] should_fail_ex+0x414/0x588 [ 561.360280][T17536] should_fail_alloc_page+0xec/0x10c [ 561.360289][T17536] prepare_alloc_pages+0x198/0x4b0 [ 561.360298][T17536] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.360307][T17536] alloc_pages_mpol+0x1ec/0x464 [ 561.360316][T17536] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.360325][T17536] shmem_alloc_folio+0xa0/0x150 [ 561.360334][T17536] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.360342][T17536] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.360349][T17536] shmem_write_begin+0x160/0x450 [ 561.360357][T17536] generic_perform_write+0x234/0x7b8 [ 561.360366][T17536] shmem_file_write_iter+0x10c/0x134 [ 561.360374][T17536] do_iter_readv_writev+0x48c/0x6f8 [ 561.360385][T17536] vfs_writev+0x2c8/0x664 [ 561.360392][T17536] do_pwritev+0x120/0x234 [ 561.360398][T17536] __arm64_sys_pwritev2+0xd4/0x108 [ 561.360408][T17536] invoke_syscall+0x98/0x244 [ 561.360419][T17536] el0_svc_common+0xe8/0x23c [ 561.360428][T17536] do_el0_svc+0x48/0x58 [ 561.360437][T17536] el0_svc+0x64/0x260 [ 561.360446][T17536] el0t_64_sync_handler+0x48/0x148 [ 561.360453][T17536] el0t_64_sync+0x198/0x19c [ 561.482972][T17538] loop0: detected capacity change from 0 to 32768 [ 561.496052][T17538] FAULT_INJECTION: forcing a failure. [ 561.496052][T17538] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.496081][T17538] CPU: 1 UID: 0 PID: 17538 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.496094][T17538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.496099][T17538] Call trace: [ 561.496103][T17538] show_stack+0x2c/0x3c (C) [ 561.496121][T17538] __dump_stack+0x30/0x40 [ 561.496135][T17538] dump_stack_lvl+0xd8/0x12c executing program [ 561.496144][T17538] dump_stack+0x1c/0x28 [ 561.496154][T17538] should_fail_ex+0x414/0x588 [ 561.496163][T17538] should_fail_alloc_page+0xec/0x10c [ 561.496173][T17538] prepare_alloc_pages+0x198/0x4b0 [ 561.496182][T17538] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.496191][T17538] alloc_pages_mpol+0x1ec/0x464 [ 561.496200][T17538] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.496209][T17538] shmem_alloc_folio+0xa0/0x150 [ 561.496217][T17538] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.496225][T17538] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.496233][T17538] shmem_write_begin+0x160/0x450 [ 561.496240][T17538] generic_perform_write+0x234/0x7b8 [ 561.496249][T17538] shmem_file_write_iter+0x10c/0x134 [ 561.496257][T17538] do_iter_readv_writev+0x48c/0x6f8 [ 561.496268][T17538] vfs_writev+0x2c8/0x664 [ 561.496274][T17538] do_pwritev+0x120/0x234 [ 561.496281][T17538] __arm64_sys_pwritev2+0xd4/0x108 [ 561.496291][T17538] invoke_syscall+0x98/0x244 [ 561.496301][T17538] el0_svc_common+0xe8/0x23c [ 561.496311][T17538] do_el0_svc+0x48/0x58 [ 561.496320][T17538] el0_svc+0x64/0x260 [ 561.496328][T17538] el0t_64_sync_handler+0x48/0x148 [ 561.496336][T17538] el0t_64_sync+0x198/0x19c [ 561.592897][T17540] loop0: detected capacity change from 0 to 32768 [ 561.602261][T17540] FAULT_INJECTION: forcing a failure. [ 561.602261][T17540] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.603931][T17540] CPU: 1 UID: 0 PID: 17540 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.603954][T17540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.603965][T17540] Call trace: [ 561.603970][T17540] show_stack+0x2c/0x3c (C) [ 561.603993][T17540] __dump_stack+0x30/0x40 [ 561.604005][T17540] dump_stack_lvl+0xd8/0x12c [ 561.604015][T17540] dump_stack+0x1c/0x28 [ 561.604025][T17540] should_fail_ex+0x414/0x588 [ 561.604035][T17540] should_fail_alloc_page+0xec/0x10c [ 561.604044][T17540] prepare_alloc_pages+0x198/0x4b0 [ 561.604054][T17540] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.604063][T17540] alloc_pages_mpol+0x1ec/0x464 [ 561.604072][T17540] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.604081][T17540] shmem_alloc_folio+0xa0/0x150 [ 561.604090][T17540] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.604101][T17540] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.604109][T17540] shmem_write_begin+0x160/0x450 [ 561.604117][T17540] generic_perform_write+0x234/0x7b8 [ 561.604126][T17540] shmem_file_write_iter+0x10c/0x134 [ 561.604134][T17540] do_iter_readv_writev+0x48c/0x6f8 [ 561.604145][T17540] vfs_writev+0x2c8/0x664 [ 561.604152][T17540] do_pwritev+0x120/0x234 [ 561.604159][T17540] __arm64_sys_pwritev2+0xd4/0x108 [ 561.604169][T17540] invoke_syscall+0x98/0x244 [ 561.604179][T17540] el0_svc_common+0xe8/0x23c [ 561.604188][T17540] do_el0_svc+0x48/0x58 [ 561.604198][T17540] el0_svc+0x64/0x260 [ 561.604206][T17540] el0t_64_sync_handler+0x48/0x148 [ 561.604213][T17540] el0t_64_sync+0x198/0x19c executing program [ 561.703781][T17542] loop0: detected capacity change from 0 to 32768 [ 561.716416][T17542] FAULT_INJECTION: forcing a failure. [ 561.716416][T17542] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.718710][T17542] CPU: 0 UID: 0 PID: 17542 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.718724][T17542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.718729][T17542] Call trace: [ 561.718733][T17542] show_stack+0x2c/0x3c (C) [ 561.718757][T17542] __dump_stack+0x30/0x40 [ 561.718777][T17542] dump_stack_lvl+0xd8/0x12c [ 561.718787][T17542] dump_stack+0x1c/0x28 [ 561.718797][T17542] should_fail_ex+0x414/0x588 [ 561.718808][T17542] should_fail_alloc_page+0xec/0x10c [ 561.718817][T17542] prepare_alloc_pages+0x198/0x4b0 [ 561.718827][T17542] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.718836][T17542] alloc_pages_mpol+0x1ec/0x464 [ 561.718846][T17542] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.718855][T17542] shmem_alloc_folio+0xa0/0x150 [ 561.718864][T17542] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.718872][T17542] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.718880][T17542] shmem_write_begin+0x160/0x450 [ 561.718888][T17542] generic_perform_write+0x234/0x7b8 [ 561.718897][T17542] shmem_file_write_iter+0x10c/0x134 [ 561.718906][T17542] do_iter_readv_writev+0x48c/0x6f8 [ 561.718918][T17542] vfs_writev+0x2c8/0x664 [ 561.718925][T17542] do_pwritev+0x120/0x234 [ 561.718931][T17542] __arm64_sys_pwritev2+0xd4/0x108 [ 561.718942][T17542] invoke_syscall+0x98/0x244 [ 561.718952][T17542] el0_svc_common+0xe8/0x23c [ 561.718962][T17542] do_el0_svc+0x48/0x58 [ 561.718971][T17542] el0_svc+0x64/0x260 [ 561.718980][T17542] el0t_64_sync_handler+0x48/0x148 [ 561.718987][T17542] el0t_64_sync+0x198/0x19c executing program [ 561.842521][T17544] FAULT_INJECTION: forcing a failure. [ 561.842521][T17544] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.845048][T17544] CPU: 0 UID: 0 PID: 17544 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.845069][T17544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.845076][T17544] Call trace: [ 561.845080][T17544] show_stack+0x2c/0x3c (C) [ 561.845105][T17544] __dump_stack+0x30/0x40 [ 561.845120][T17544] dump_stack_lvl+0xd8/0x12c [ 561.845131][T17544] dump_stack+0x1c/0x28 [ 561.845141][T17544] should_fail_ex+0x414/0x588 [ 561.845152][T17544] should_fail_alloc_page+0xec/0x10c [ 561.845161][T17544] prepare_alloc_pages+0x198/0x4b0 [ 561.845171][T17544] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.845180][T17544] alloc_pages_mpol+0x1ec/0x464 [ 561.845190][T17544] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.845199][T17544] shmem_alloc_folio+0xa0/0x150 [ 561.845207][T17544] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.845215][T17544] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.845223][T17544] shmem_write_begin+0x160/0x450 [ 561.845231][T17544] generic_perform_write+0x234/0x7b8 [ 561.845239][T17544] shmem_file_write_iter+0x10c/0x134 [ 561.845247][T17544] do_iter_readv_writev+0x48c/0x6f8 [ 561.845258][T17544] vfs_writev+0x2c8/0x664 [ 561.845265][T17544] do_pwritev+0x120/0x234 [ 561.845272][T17544] __arm64_sys_pwritev2+0xd4/0x108 [ 561.845282][T17544] invoke_syscall+0x98/0x244 [ 561.845292][T17544] el0_svc_common+0xe8/0x23c [ 561.845301][T17544] do_el0_svc+0x48/0x58 [ 561.845311][T17544] el0_svc+0x64/0x260 [ 561.845319][T17544] el0t_64_sync_handler+0x48/0x148 [ 561.845327][T17544] el0t_64_sync+0x198/0x19c executing program [ 561.966245][T17546] FAULT_INJECTION: forcing a failure. [ 561.966245][T17546] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.966279][T17546] CPU: 1 UID: 0 PID: 17546 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 561.966292][T17546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 561.966299][T17546] Call trace: [ 561.966303][T17546] show_stack+0x2c/0x3c (C) [ 561.966321][T17546] __dump_stack+0x30/0x40 [ 561.966333][T17546] dump_stack_lvl+0xd8/0x12c [ 561.966343][T17546] dump_stack+0x1c/0x28 [ 561.966353][T17546] should_fail_ex+0x414/0x588 [ 561.966362][T17546] should_fail_alloc_page+0xec/0x10c [ 561.966371][T17546] prepare_alloc_pages+0x198/0x4b0 [ 561.966380][T17546] __alloc_frozen_pages_noprof+0x134/0x31c [ 561.966390][T17546] alloc_pages_mpol+0x1ec/0x464 [ 561.966399][T17546] folio_alloc_mpol_noprof+0x4c/0x248 [ 561.966407][T17546] shmem_alloc_folio+0xa0/0x150 [ 561.966416][T17546] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 561.966424][T17546] shmem_get_folio_gfp+0x4c8/0x1494 [ 561.966432][T17546] shmem_write_begin+0x160/0x450 [ 561.966439][T17546] generic_perform_write+0x234/0x7b8 [ 561.966448][T17546] shmem_file_write_iter+0x10c/0x134 [ 561.966456][T17546] do_iter_readv_writev+0x48c/0x6f8 [ 561.966467][T17546] vfs_writev+0x2c8/0x664 [ 561.966473][T17546] do_pwritev+0x120/0x234 [ 561.966480][T17546] __arm64_sys_pwritev2+0xd4/0x108 [ 561.966490][T17546] invoke_syscall+0x98/0x244 [ 561.966500][T17546] el0_svc_common+0xe8/0x23c [ 561.966509][T17546] do_el0_svc+0x48/0x58 [ 561.966519][T17546] el0_svc+0x64/0x260 [ 561.966527][T17546] el0t_64_sync_handler+0x48/0x148 [ 561.966535][T17546] el0t_64_sync+0x198/0x19c executing program [ 562.081078][T17548] FAULT_INJECTION: forcing a failure. [ 562.081078][T17548] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.081111][T17548] CPU: 1 UID: 0 PID: 17548 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.081123][T17548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.081131][T17548] Call trace: [ 562.081135][T17548] show_stack+0x2c/0x3c (C) [ 562.081153][T17548] __dump_stack+0x30/0x40 [ 562.081164][T17548] dump_stack_lvl+0xd8/0x12c [ 562.081174][T17548] dump_stack+0x1c/0x28 [ 562.081184][T17548] should_fail_ex+0x414/0x588 [ 562.081193][T17548] should_fail_alloc_page+0xec/0x10c [ 562.081202][T17548] prepare_alloc_pages+0x198/0x4b0 [ 562.081211][T17548] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.081221][T17548] alloc_pages_mpol+0x1ec/0x464 [ 562.081230][T17548] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.081239][T17548] shmem_alloc_folio+0xa0/0x150 [ 562.081247][T17548] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.081256][T17548] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.081263][T17548] shmem_write_begin+0x160/0x450 [ 562.081271][T17548] generic_perform_write+0x234/0x7b8 [ 562.081280][T17548] shmem_file_write_iter+0x10c/0x134 [ 562.081288][T17548] do_iter_readv_writev+0x48c/0x6f8 [ 562.081299][T17548] vfs_writev+0x2c8/0x664 executing program [ 562.081305][T17548] do_pwritev+0x120/0x234 [ 562.081312][T17548] __arm64_sys_pwritev2+0xd4/0x108 [ 562.081322][T17548] invoke_syscall+0x98/0x244 [ 562.081332][T17548] el0_svc_common+0xe8/0x23c [ 562.081342][T17548] do_el0_svc+0x48/0x58 [ 562.081351][T17548] el0_svc+0x64/0x260 [ 562.081359][T17548] el0t_64_sync_handler+0x48/0x148 [ 562.081367][T17548] el0t_64_sync+0x198/0x19c [ 562.192654][T17550] FAULT_INJECTION: forcing a failure. [ 562.192654][T17550] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.192692][T17550] CPU: 1 UID: 0 PID: 17550 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.192705][T17550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.192711][T17550] Call trace: [ 562.192716][T17550] show_stack+0x2c/0x3c (C) [ 562.192736][T17550] __dump_stack+0x30/0x40 [ 562.192747][T17550] dump_stack_lvl+0xd8/0x12c [ 562.192758][T17550] dump_stack+0x1c/0x28 [ 562.192767][T17550] should_fail_ex+0x414/0x588 [ 562.192777][T17550] should_fail_alloc_page+0xec/0x10c [ 562.192785][T17550] prepare_alloc_pages+0x198/0x4b0 [ 562.192794][T17550] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.192803][T17550] alloc_pages_mpol+0x1ec/0x464 [ 562.192813][T17550] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.192822][T17550] shmem_alloc_folio+0xa0/0x150 [ 562.192830][T17550] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.192838][T17550] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.192846][T17550] shmem_write_begin+0x160/0x450 [ 562.192854][T17550] generic_perform_write+0x234/0x7b8 [ 562.192862][T17550] shmem_file_write_iter+0x10c/0x134 [ 562.192870][T17550] do_iter_readv_writev+0x48c/0x6f8 [ 562.192881][T17550] vfs_writev+0x2c8/0x664 [ 562.192888][T17550] do_pwritev+0x120/0x234 [ 562.192894][T17550] __arm64_sys_pwritev2+0xd4/0x108 [ 562.192904][T17550] invoke_syscall+0x98/0x244 [ 562.192914][T17550] el0_svc_common+0xe8/0x23c [ 562.192924][T17550] do_el0_svc+0x48/0x58 [ 562.192933][T17550] el0_svc+0x64/0x260 [ 562.192942][T17550] el0t_64_sync_handler+0x48/0x148 executing program [ 562.192949][T17550] el0t_64_sync+0x198/0x19c [ 562.304556][T17552] FAULT_INJECTION: forcing a failure. [ 562.304556][T17552] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.304600][T17552] CPU: 1 UID: 0 PID: 17552 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.304611][T17552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.304616][T17552] Call trace: [ 562.304620][T17552] show_stack+0x2c/0x3c (C) [ 562.304639][T17552] __dump_stack+0x30/0x40 [ 562.304649][T17552] dump_stack_lvl+0xd8/0x12c [ 562.304659][T17552] dump_stack+0x1c/0x28 [ 562.304668][T17552] should_fail_ex+0x414/0x588 [ 562.304678][T17552] should_fail_alloc_page+0xec/0x10c [ 562.304686][T17552] prepare_alloc_pages+0x198/0x4b0 [ 562.304696][T17552] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.304705][T17552] alloc_pages_mpol+0x1ec/0x464 executing program [ 562.304714][T17552] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.304723][T17552] shmem_alloc_folio+0xa0/0x150 [ 562.304731][T17552] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.304739][T17552] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.304747][T17552] shmem_write_begin+0x160/0x450 [ 562.304755][T17552] generic_perform_write+0x234/0x7b8 [ 562.304763][T17552] shmem_file_write_iter+0x10c/0x134 [ 562.304771][T17552] do_iter_readv_writev+0x48c/0x6f8 [ 562.304782][T17552] vfs_writev+0x2c8/0x664 [ 562.304789][T17552] do_pwritev+0x120/0x234 [ 562.304796][T17552] __arm64_sys_pwritev2+0xd4/0x108 [ 562.304806][T17552] invoke_syscall+0x98/0x244 [ 562.304816][T17552] el0_svc_common+0xe8/0x23c [ 562.304825][T17552] do_el0_svc+0x48/0x58 [ 562.304834][T17552] el0_svc+0x64/0x260 [ 562.304843][T17552] el0t_64_sync_handler+0x48/0x148 [ 562.304850][T17552] el0t_64_sync+0x198/0x19c [ 562.413810][T17554] FAULT_INJECTION: forcing a failure. [ 562.413810][T17554] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.413843][T17554] CPU: 1 UID: 0 PID: 17554 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.413855][T17554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.413862][T17554] Call trace: [ 562.413866][T17554] show_stack+0x2c/0x3c (C) [ 562.413886][T17554] __dump_stack+0x30/0x40 [ 562.413898][T17554] dump_stack_lvl+0xd8/0x12c [ 562.413908][T17554] dump_stack+0x1c/0x28 [ 562.413918][T17554] should_fail_ex+0x414/0x588 [ 562.413928][T17554] should_fail_alloc_page+0xec/0x10c [ 562.413937][T17554] prepare_alloc_pages+0x198/0x4b0 [ 562.413946][T17554] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.413955][T17554] alloc_pages_mpol+0x1ec/0x464 [ 562.413964][T17554] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.413973][T17554] shmem_alloc_folio+0xa0/0x150 [ 562.413981][T17554] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.413989][T17554] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.413997][T17554] shmem_write_begin+0x160/0x450 [ 562.414005][T17554] generic_perform_write+0x234/0x7b8 [ 562.414013][T17554] shmem_file_write_iter+0x10c/0x134 [ 562.414021][T17554] do_iter_readv_writev+0x48c/0x6f8 [ 562.414032][T17554] vfs_writev+0x2c8/0x664 [ 562.414039][T17554] do_pwritev+0x120/0x234 [ 562.414046][T17554] __arm64_sys_pwritev2+0xd4/0x108 [ 562.414056][T17554] invoke_syscall+0x98/0x244 [ 562.414066][T17554] el0_svc_common+0xe8/0x23c [ 562.414075][T17554] do_el0_svc+0x48/0x58 [ 562.414084][T17554] el0_svc+0x64/0x260 [ 562.414093][T17554] el0t_64_sync_handler+0x48/0x148 executing program [ 562.414104][T17554] el0t_64_sync+0x198/0x19c [ 562.527203][T17556] FAULT_INJECTION: forcing a failure. [ 562.527203][T17556] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.527243][T17556] CPU: 1 UID: 0 PID: 17556 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.527259][T17556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.527268][T17556] Call trace: [ 562.527271][T17556] show_stack+0x2c/0x3c (C) [ 562.527291][T17556] __dump_stack+0x30/0x40 [ 562.527302][T17556] dump_stack_lvl+0xd8/0x12c [ 562.527312][T17556] dump_stack+0x1c/0x28 [ 562.527322][T17556] should_fail_ex+0x414/0x588 [ 562.527331][T17556] should_fail_alloc_page+0xec/0x10c [ 562.527340][T17556] prepare_alloc_pages+0x198/0x4b0 [ 562.527349][T17556] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.527359][T17556] alloc_pages_mpol+0x1ec/0x464 [ 562.527368][T17556] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.527377][T17556] shmem_alloc_folio+0xa0/0x150 [ 562.527385][T17556] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.527394][T17556] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.527401][T17556] shmem_write_begin+0x160/0x450 [ 562.527409][T17556] generic_perform_write+0x234/0x7b8 [ 562.527417][T17556] shmem_file_write_iter+0x10c/0x134 [ 562.527425][T17556] do_iter_readv_writev+0x48c/0x6f8 [ 562.527436][T17556] vfs_writev+0x2c8/0x664 [ 562.527443][T17556] do_pwritev+0x120/0x234 [ 562.527450][T17556] __arm64_sys_pwritev2+0xd4/0x108 [ 562.527460][T17556] invoke_syscall+0x98/0x244 [ 562.527470][T17556] el0_svc_common+0xe8/0x23c [ 562.527480][T17556] do_el0_svc+0x48/0x58 [ 562.527489][T17556] el0_svc+0x64/0x260 [ 562.527497][T17556] el0t_64_sync_handler+0x48/0x148 executing program [ 562.527505][T17556] el0t_64_sync+0x198/0x19c [ 562.637845][T17558] FAULT_INJECTION: forcing a failure. [ 562.637845][T17558] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.637878][T17558] CPU: 1 UID: 0 PID: 17558 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.637891][T17558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.637898][T17558] Call trace: [ 562.637902][T17558] show_stack+0x2c/0x3c (C) [ 562.637919][T17558] __dump_stack+0x30/0x40 [ 562.637930][T17558] dump_stack_lvl+0xd8/0x12c [ 562.637940][T17558] dump_stack+0x1c/0x28 [ 562.637949][T17558] should_fail_ex+0x414/0x588 [ 562.637959][T17558] should_fail_alloc_page+0xec/0x10c [ 562.637968][T17558] prepare_alloc_pages+0x198/0x4b0 [ 562.637977][T17558] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.637986][T17558] alloc_pages_mpol+0x1ec/0x464 [ 562.637995][T17558] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.638004][T17558] shmem_alloc_folio+0xa0/0x150 [ 562.638013][T17558] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.638021][T17558] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.638028][T17558] shmem_write_begin+0x160/0x450 [ 562.638036][T17558] generic_perform_write+0x234/0x7b8 [ 562.638045][T17558] shmem_file_write_iter+0x10c/0x134 [ 562.638053][T17558] do_iter_readv_writev+0x48c/0x6f8 [ 562.638064][T17558] vfs_writev+0x2c8/0x664 [ 562.638070][T17558] do_pwritev+0x120/0x234 [ 562.638077][T17558] __arm64_sys_pwritev2+0xd4/0x108 [ 562.638087][T17558] invoke_syscall+0x98/0x244 [ 562.638097][T17558] el0_svc_common+0xe8/0x23c [ 562.638106][T17558] do_el0_svc+0x48/0x58 [ 562.638116][T17558] el0_svc+0x64/0x260 [ 562.638124][T17558] el0t_64_sync_handler+0x48/0x148 executing program [ 562.638131][T17558] el0t_64_sync+0x198/0x19c [ 562.749437][T17560] FAULT_INJECTION: forcing a failure. [ 562.749437][T17560] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.751864][T17560] CPU: 0 UID: 0 PID: 17560 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.751878][T17560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.751884][T17560] Call trace: [ 562.751887][T17560] show_stack+0x2c/0x3c (C) [ 562.751906][T17560] __dump_stack+0x30/0x40 [ 562.751917][T17560] dump_stack_lvl+0xd8/0x12c [ 562.751927][T17560] dump_stack+0x1c/0x28 [ 562.751936][T17560] should_fail_ex+0x414/0x588 [ 562.751946][T17560] should_fail_alloc_page+0xec/0x10c [ 562.751955][T17560] prepare_alloc_pages+0x198/0x4b0 [ 562.751964][T17560] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.751973][T17560] alloc_pages_mpol+0x1ec/0x464 [ 562.751982][T17560] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.751991][T17560] shmem_alloc_folio+0xa0/0x150 [ 562.751999][T17560] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.752008][T17560] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.752015][T17560] shmem_write_begin+0x160/0x450 [ 562.752023][T17560] generic_perform_write+0x234/0x7b8 [ 562.752032][T17560] shmem_file_write_iter+0x10c/0x134 [ 562.752039][T17560] do_iter_readv_writev+0x48c/0x6f8 [ 562.752051][T17560] vfs_writev+0x2c8/0x664 [ 562.752058][T17560] do_pwritev+0x120/0x234 [ 562.752064][T17560] __arm64_sys_pwritev2+0xd4/0x108 [ 562.752074][T17560] invoke_syscall+0x98/0x244 [ 562.752084][T17560] el0_svc_common+0xe8/0x23c [ 562.752094][T17560] do_el0_svc+0x48/0x58 [ 562.752103][T17560] el0_svc+0x64/0x260 [ 562.752112][T17560] el0t_64_sync_handler+0x48/0x148 [ 562.752119][T17560] el0t_64_sync+0x198/0x19c executing program [ 562.866611][T17562] FAULT_INJECTION: forcing a failure. [ 562.866611][T17562] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.866656][T17562] CPU: 1 UID: 0 PID: 17562 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.866671][T17562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.866677][T17562] Call trace: [ 562.866681][T17562] show_stack+0x2c/0x3c (C) [ 562.866700][T17562] __dump_stack+0x30/0x40 [ 562.866711][T17562] dump_stack_lvl+0xd8/0x12c executing program [ 562.866721][T17562] dump_stack+0x1c/0x28 [ 562.866731][T17562] should_fail_ex+0x414/0x588 [ 562.866740][T17562] should_fail_alloc_page+0xec/0x10c [ 562.866749][T17562] prepare_alloc_pages+0x198/0x4b0 [ 562.866758][T17562] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.866767][T17562] alloc_pages_mpol+0x1ec/0x464 [ 562.866776][T17562] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.866785][T17562] shmem_alloc_folio+0xa0/0x150 [ 562.866793][T17562] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.866802][T17562] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.866809][T17562] shmem_write_begin+0x160/0x450 [ 562.866817][T17562] generic_perform_write+0x234/0x7b8 [ 562.866825][T17562] shmem_file_write_iter+0x10c/0x134 [ 562.866833][T17562] do_iter_readv_writev+0x48c/0x6f8 [ 562.866845][T17562] vfs_writev+0x2c8/0x664 [ 562.866851][T17562] do_pwritev+0x120/0x234 [ 562.866858][T17562] __arm64_sys_pwritev2+0xd4/0x108 [ 562.866868][T17562] invoke_syscall+0x98/0x244 [ 562.866878][T17562] el0_svc_common+0xe8/0x23c [ 562.866887][T17562] do_el0_svc+0x48/0x58 [ 562.866897][T17562] el0_svc+0x64/0x260 [ 562.866905][T17562] el0t_64_sync_handler+0x48/0x148 [ 562.866912][T17562] el0t_64_sync+0x198/0x19c [ 562.967542][T17564] FAULT_INJECTION: forcing a failure. [ 562.967542][T17564] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.967573][T17564] CPU: 1 UID: 0 PID: 17564 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 562.967583][T17564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 562.967594][T17564] Call trace: [ 562.967598][T17564] show_stack+0x2c/0x3c (C) [ 562.967618][T17564] __dump_stack+0x30/0x40 [ 562.967629][T17564] dump_stack_lvl+0xd8/0x12c [ 562.967639][T17564] dump_stack+0x1c/0x28 [ 562.967648][T17564] should_fail_ex+0x414/0x588 [ 562.967658][T17564] should_fail_alloc_page+0xec/0x10c [ 562.967667][T17564] prepare_alloc_pages+0x198/0x4b0 [ 562.967676][T17564] __alloc_frozen_pages_noprof+0x134/0x31c [ 562.967685][T17564] alloc_pages_mpol+0x1ec/0x464 [ 562.967694][T17564] folio_alloc_mpol_noprof+0x4c/0x248 [ 562.967703][T17564] shmem_alloc_folio+0xa0/0x150 [ 562.967711][T17564] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 562.967719][T17564] shmem_get_folio_gfp+0x4c8/0x1494 [ 562.967727][T17564] shmem_write_begin+0x160/0x450 [ 562.967735][T17564] generic_perform_write+0x234/0x7b8 [ 562.967743][T17564] shmem_file_write_iter+0x10c/0x134 [ 562.967751][T17564] do_iter_readv_writev+0x48c/0x6f8 [ 562.967762][T17564] vfs_writev+0x2c8/0x664 [ 562.967769][T17564] do_pwritev+0x120/0x234 [ 562.967775][T17564] __arm64_sys_pwritev2+0xd4/0x108 [ 562.967785][T17564] invoke_syscall+0x98/0x244 [ 562.967795][T17564] el0_svc_common+0xe8/0x23c [ 562.967805][T17564] do_el0_svc+0x48/0x58 [ 562.967814][T17564] el0_svc+0x64/0x260 [ 562.967823][T17564] el0t_64_sync_handler+0x48/0x148 [ 562.967830][T17564] el0t_64_sync+0x198/0x19c executing program [ 563.091323][T17566] FAULT_INJECTION: forcing a failure. [ 563.091323][T17566] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.091364][T17566] CPU: 1 UID: 0 PID: 17566 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.091378][T17566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.091385][T17566] Call trace: [ 563.091390][T17566] show_stack+0x2c/0x3c (C) [ 563.091410][T17566] __dump_stack+0x30/0x40 [ 563.091420][T17566] dump_stack_lvl+0xd8/0x12c [ 563.091431][T17566] dump_stack+0x1c/0x28 [ 563.091440][T17566] should_fail_ex+0x414/0x588 [ 563.091450][T17566] should_fail_alloc_page+0xec/0x10c [ 563.091459][T17566] prepare_alloc_pages+0x198/0x4b0 [ 563.091468][T17566] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.091477][T17566] alloc_pages_mpol+0x1ec/0x464 [ 563.091486][T17566] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.091495][T17566] shmem_alloc_folio+0xa0/0x150 [ 563.091504][T17566] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.091512][T17566] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.091519][T17566] shmem_write_begin+0x160/0x450 [ 563.091527][T17566] generic_perform_write+0x234/0x7b8 [ 563.091535][T17566] shmem_file_write_iter+0x10c/0x134 [ 563.091543][T17566] do_iter_readv_writev+0x48c/0x6f8 [ 563.091554][T17566] vfs_writev+0x2c8/0x664 [ 563.091561][T17566] do_pwritev+0x120/0x234 [ 563.091568][T17566] __arm64_sys_pwritev2+0xd4/0x108 [ 563.091578][T17566] invoke_syscall+0x98/0x244 [ 563.091594][T17566] el0_svc_common+0xe8/0x23c [ 563.091604][T17566] do_el0_svc+0x48/0x58 [ 563.091614][T17566] el0_svc+0x64/0x260 [ 563.091623][T17566] el0t_64_sync_handler+0x48/0x148 executing program [ 563.091630][T17566] el0t_64_sync+0x198/0x19c [ 563.207659][T17568] FAULT_INJECTION: forcing a failure. [ 563.207659][T17568] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.207691][T17568] CPU: 1 UID: 0 PID: 17568 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.207704][T17568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.207712][T17568] Call trace: [ 563.207716][T17568] show_stack+0x2c/0x3c (C) [ 563.207735][T17568] __dump_stack+0x30/0x40 [ 563.207746][T17568] dump_stack_lvl+0xd8/0x12c [ 563.207756][T17568] dump_stack+0x1c/0x28 [ 563.207765][T17568] should_fail_ex+0x414/0x588 [ 563.207775][T17568] should_fail_alloc_page+0xec/0x10c [ 563.207784][T17568] prepare_alloc_pages+0x198/0x4b0 [ 563.207793][T17568] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.207802][T17568] alloc_pages_mpol+0x1ec/0x464 [ 563.207811][T17568] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.207821][T17568] shmem_alloc_folio+0xa0/0x150 [ 563.207829][T17568] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.207837][T17568] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.207845][T17568] shmem_write_begin+0x160/0x450 [ 563.207852][T17568] generic_perform_write+0x234/0x7b8 [ 563.207861][T17568] shmem_file_write_iter+0x10c/0x134 [ 563.207869][T17568] do_iter_readv_writev+0x48c/0x6f8 [ 563.207880][T17568] vfs_writev+0x2c8/0x664 [ 563.207887][T17568] do_pwritev+0x120/0x234 [ 563.207894][T17568] __arm64_sys_pwritev2+0xd4/0x108 [ 563.207904][T17568] invoke_syscall+0x98/0x244 [ 563.207913][T17568] el0_svc_common+0xe8/0x23c [ 563.207923][T17568] do_el0_svc+0x48/0x58 [ 563.207932][T17568] el0_svc+0x64/0x260 [ 563.207941][T17568] el0t_64_sync_handler+0x48/0x148 [ 563.207948][T17568] el0t_64_sync+0x198/0x19c executing program [ 563.321240][T17570] FAULT_INJECTION: forcing a failure. [ 563.321240][T17570] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.321884][T17570] CPU: 1 UID: 0 PID: 17570 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.321908][T17570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.321914][T17570] Call trace: [ 563.321919][T17570] show_stack+0x2c/0x3c (C) [ 563.321942][T17570] __dump_stack+0x30/0x40 [ 563.321955][T17570] dump_stack_lvl+0xd8/0x12c [ 563.321967][T17570] dump_stack+0x1c/0x28 [ 563.321978][T17570] should_fail_ex+0x414/0x588 [ 563.321988][T17570] should_fail_alloc_page+0xec/0x10c [ 563.321998][T17570] prepare_alloc_pages+0x198/0x4b0 [ 563.322008][T17570] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.322018][T17570] alloc_pages_mpol+0x1ec/0x464 [ 563.322028][T17570] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.322038][T17570] shmem_alloc_folio+0xa0/0x150 [ 563.322047][T17570] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.322055][T17570] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.322063][T17570] shmem_write_begin+0x160/0x450 [ 563.322071][T17570] generic_perform_write+0x234/0x7b8 [ 563.322080][T17570] shmem_file_write_iter+0x10c/0x134 [ 563.322089][T17570] do_iter_readv_writev+0x48c/0x6f8 [ 563.322102][T17570] vfs_writev+0x2c8/0x664 [ 563.322108][T17570] do_pwritev+0x120/0x234 [ 563.322115][T17570] __arm64_sys_pwritev2+0xd4/0x108 [ 563.322127][T17570] invoke_syscall+0x98/0x244 [ 563.322138][T17570] el0_svc_common+0xe8/0x23c [ 563.322149][T17570] do_el0_svc+0x48/0x58 [ 563.322160][T17570] el0_svc+0x64/0x260 [ 563.322169][T17570] el0t_64_sync_handler+0x48/0x148 [ 563.322177][T17570] el0t_64_sync+0x198/0x19c executing program [ 563.432104][T17572] FAULT_INJECTION: forcing a failure. [ 563.432104][T17572] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.432144][T17572] CPU: 1 UID: 0 PID: 17572 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.432157][T17572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.432165][T17572] Call trace: [ 563.432169][T17572] show_stack+0x2c/0x3c (C) [ 563.432188][T17572] __dump_stack+0x30/0x40 [ 563.432199][T17572] dump_stack_lvl+0xd8/0x12c [ 563.432210][T17572] dump_stack+0x1c/0x28 [ 563.432219][T17572] should_fail_ex+0x414/0x588 executing program [ 563.432229][T17572] should_fail_alloc_page+0xec/0x10c [ 563.432238][T17572] prepare_alloc_pages+0x198/0x4b0 [ 563.432247][T17572] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.432256][T17572] alloc_pages_mpol+0x1ec/0x464 [ 563.432266][T17572] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.432274][T17572] shmem_alloc_folio+0xa0/0x150 [ 563.432283][T17572] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.432291][T17572] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.432299][T17572] shmem_write_begin+0x160/0x450 [ 563.432306][T17572] generic_perform_write+0x234/0x7b8 [ 563.432315][T17572] shmem_file_write_iter+0x10c/0x134 [ 563.432323][T17572] do_iter_readv_writev+0x48c/0x6f8 [ 563.432333][T17572] vfs_writev+0x2c8/0x664 [ 563.432340][T17572] do_pwritev+0x120/0x234 [ 563.432347][T17572] __arm64_sys_pwritev2+0xd4/0x108 [ 563.432357][T17572] invoke_syscall+0x98/0x244 [ 563.432367][T17572] el0_svc_common+0xe8/0x23c [ 563.432377][T17572] do_el0_svc+0x48/0x58 [ 563.432386][T17572] el0_svc+0x64/0x260 [ 563.432395][T17572] el0t_64_sync_handler+0x48/0x148 [ 563.432402][T17572] el0t_64_sync+0x198/0x19c [ 563.534845][T17574] FAULT_INJECTION: forcing a failure. [ 563.534845][T17574] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.534886][T17574] CPU: 1 UID: 0 PID: 17574 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.534900][T17574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.534905][T17574] Call trace: [ 563.534909][T17574] show_stack+0x2c/0x3c (C) [ 563.534926][T17574] __dump_stack+0x30/0x40 [ 563.534936][T17574] dump_stack_lvl+0xd8/0x12c [ 563.534946][T17574] dump_stack+0x1c/0x28 [ 563.534955][T17574] should_fail_ex+0x414/0x588 [ 563.534965][T17574] should_fail_alloc_page+0xec/0x10c [ 563.534974][T17574] prepare_alloc_pages+0x198/0x4b0 [ 563.534983][T17574] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.534992][T17574] alloc_pages_mpol+0x1ec/0x464 [ 563.535001][T17574] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.535010][T17574] shmem_alloc_folio+0xa0/0x150 [ 563.535018][T17574] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.535026][T17574] shmem_get_folio_gfp+0x4c8/0x1494 executing program [ 563.535034][T17574] shmem_write_begin+0x160/0x450 [ 563.535041][T17574] generic_perform_write+0x234/0x7b8 [ 563.535050][T17574] shmem_file_write_iter+0x10c/0x134 [ 563.535058][T17574] do_iter_readv_writev+0x48c/0x6f8 [ 563.535068][T17574] vfs_writev+0x2c8/0x664 [ 563.535075][T17574] do_pwritev+0x120/0x234 [ 563.535084][T17574] __arm64_sys_pwritev2+0xd4/0x108 [ 563.535095][T17574] invoke_syscall+0x98/0x244 [ 563.535105][T17574] el0_svc_common+0xe8/0x23c [ 563.535115][T17574] do_el0_svc+0x48/0x58 [ 563.535124][T17574] el0_svc+0x64/0x260 [ 563.535132][T17574] el0t_64_sync_handler+0x48/0x148 [ 563.535140][T17574] el0t_64_sync+0x198/0x19c [ 563.639302][T17576] FAULT_INJECTION: forcing a failure. [ 563.639302][T17576] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.639336][T17576] CPU: 1 UID: 0 PID: 17576 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.639346][T17576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.639352][T17576] Call trace: [ 563.639355][T17576] show_stack+0x2c/0x3c (C) [ 563.639372][T17576] __dump_stack+0x30/0x40 [ 563.639384][T17576] dump_stack_lvl+0xd8/0x12c [ 563.639393][T17576] dump_stack+0x1c/0x28 executing program [ 563.639403][T17576] should_fail_ex+0x414/0x588 [ 563.639413][T17576] should_fail_alloc_page+0xec/0x10c [ 563.639422][T17576] prepare_alloc_pages+0x198/0x4b0 [ 563.639431][T17576] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.639440][T17576] alloc_pages_mpol+0x1ec/0x464 [ 563.639449][T17576] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.639458][T17576] shmem_alloc_folio+0xa0/0x150 [ 563.639467][T17576] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.639475][T17576] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.639482][T17576] shmem_write_begin+0x160/0x450 [ 563.639490][T17576] generic_perform_write+0x234/0x7b8 [ 563.639498][T17576] shmem_file_write_iter+0x10c/0x134 [ 563.639506][T17576] do_iter_readv_writev+0x48c/0x6f8 [ 563.639517][T17576] vfs_writev+0x2c8/0x664 [ 563.639524][T17576] do_pwritev+0x120/0x234 [ 563.639531][T17576] __arm64_sys_pwritev2+0xd4/0x108 [ 563.639541][T17576] invoke_syscall+0x98/0x244 [ 563.639550][T17576] el0_svc_common+0xe8/0x23c [ 563.639560][T17576] do_el0_svc+0x48/0x58 [ 563.639569][T17576] el0_svc+0x64/0x260 [ 563.639577][T17576] el0t_64_sync_handler+0x48/0x148 [ 563.639585][T17576] el0t_64_sync+0x198/0x19c [ 563.746728][T17578] FAULT_INJECTION: forcing a failure. [ 563.746728][T17578] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.746762][T17578] CPU: 0 UID: 0 PID: 17578 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.746774][T17578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.746779][T17578] Call trace: [ 563.746782][T17578] show_stack+0x2c/0x3c (C) [ 563.746798][T17578] __dump_stack+0x30/0x40 [ 563.746809][T17578] dump_stack_lvl+0xd8/0x12c [ 563.746819][T17578] dump_stack+0x1c/0x28 [ 563.746828][T17578] should_fail_ex+0x414/0x588 [ 563.746838][T17578] should_fail_alloc_page+0xec/0x10c [ 563.746847][T17578] prepare_alloc_pages+0x198/0x4b0 [ 563.746856][T17578] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.746865][T17578] alloc_pages_mpol+0x1ec/0x464 [ 563.746874][T17578] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.746883][T17578] shmem_alloc_folio+0xa0/0x150 [ 563.746891][T17578] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.746899][T17578] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.746907][T17578] shmem_write_begin+0x160/0x450 [ 563.746914][T17578] generic_perform_write+0x234/0x7b8 [ 563.746923][T17578] shmem_file_write_iter+0x10c/0x134 [ 563.746931][T17578] do_iter_readv_writev+0x48c/0x6f8 [ 563.746942][T17578] vfs_writev+0x2c8/0x664 [ 563.746948][T17578] do_pwritev+0x120/0x234 [ 563.746955][T17578] __arm64_sys_pwritev2+0xd4/0x108 [ 563.746965][T17578] invoke_syscall+0x98/0x244 [ 563.746975][T17578] el0_svc_common+0xe8/0x23c [ 563.746984][T17578] do_el0_svc+0x48/0x58 [ 563.746994][T17578] el0_svc+0x64/0x260 [ 563.747002][T17578] el0t_64_sync_handler+0x48/0x148 [ 563.747009][T17578] el0t_64_sync+0x198/0x19c executing program [ 563.860819][T17580] FAULT_INJECTION: forcing a failure. [ 563.860819][T17580] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.860860][T17580] CPU: 1 UID: 0 PID: 17580 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.860873][T17580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.860878][T17580] Call trace: [ 563.860882][T17580] show_stack+0x2c/0x3c (C) [ 563.860901][T17580] __dump_stack+0x30/0x40 [ 563.860912][T17580] dump_stack_lvl+0xd8/0x12c [ 563.860922][T17580] dump_stack+0x1c/0x28 [ 563.860931][T17580] should_fail_ex+0x414/0x588 executing program [ 563.860941][T17580] should_fail_alloc_page+0xec/0x10c [ 563.860950][T17580] prepare_alloc_pages+0x198/0x4b0 [ 563.860959][T17580] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.860968][T17580] alloc_pages_mpol+0x1ec/0x464 [ 563.860978][T17580] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.860987][T17580] shmem_alloc_folio+0xa0/0x150 [ 563.860995][T17580] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.861003][T17580] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.861011][T17580] shmem_write_begin+0x160/0x450 [ 563.861019][T17580] generic_perform_write+0x234/0x7b8 [ 563.861027][T17580] shmem_file_write_iter+0x10c/0x134 [ 563.861035][T17580] do_iter_readv_writev+0x48c/0x6f8 [ 563.861046][T17580] vfs_writev+0x2c8/0x664 [ 563.861053][T17580] do_pwritev+0x120/0x234 [ 563.861060][T17580] __arm64_sys_pwritev2+0xd4/0x108 [ 563.861070][T17580] invoke_syscall+0x98/0x244 [ 563.861080][T17580] el0_svc_common+0xe8/0x23c [ 563.861090][T17580] do_el0_svc+0x48/0x58 [ 563.861099][T17580] el0_svc+0x64/0x260 [ 563.861107][T17580] el0t_64_sync_handler+0x48/0x148 [ 563.861115][T17580] el0t_64_sync+0x198/0x19c [ 563.972877][T17582] FAULT_INJECTION: forcing a failure. [ 563.972877][T17582] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.972910][T17582] CPU: 1 UID: 0 PID: 17582 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 563.972920][T17582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 563.972925][T17582] Call trace: [ 563.972929][T17582] show_stack+0x2c/0x3c (C) [ 563.972945][T17582] __dump_stack+0x30/0x40 [ 563.972956][T17582] dump_stack_lvl+0xd8/0x12c [ 563.972966][T17582] dump_stack+0x1c/0x28 [ 563.972975][T17582] should_fail_ex+0x414/0x588 [ 563.972984][T17582] should_fail_alloc_page+0xec/0x10c [ 563.972993][T17582] prepare_alloc_pages+0x198/0x4b0 [ 563.973002][T17582] __alloc_frozen_pages_noprof+0x134/0x31c [ 563.973011][T17582] alloc_pages_mpol+0x1ec/0x464 [ 563.973021][T17582] folio_alloc_mpol_noprof+0x4c/0x248 [ 563.973030][T17582] shmem_alloc_folio+0xa0/0x150 [ 563.973038][T17582] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 563.973046][T17582] shmem_get_folio_gfp+0x4c8/0x1494 [ 563.973053][T17582] shmem_write_begin+0x160/0x450 [ 563.973061][T17582] generic_perform_write+0x234/0x7b8 [ 563.973070][T17582] shmem_file_write_iter+0x10c/0x134 [ 563.973078][T17582] do_iter_readv_writev+0x48c/0x6f8 [ 563.973088][T17582] vfs_writev+0x2c8/0x664 [ 563.973095][T17582] do_pwritev+0x120/0x234 [ 563.973102][T17582] __arm64_sys_pwritev2+0xd4/0x108 [ 563.973112][T17582] invoke_syscall+0x98/0x244 [ 563.973122][T17582] el0_svc_common+0xe8/0x23c [ 563.973131][T17582] do_el0_svc+0x48/0x58 [ 563.973141][T17582] el0_svc+0x64/0x260 [ 563.973149][T17582] el0t_64_sync_handler+0x48/0x148 executing program [ 563.973156][T17582] el0t_64_sync+0x198/0x19c [ 564.082869][T17584] FAULT_INJECTION: forcing a failure. [ 564.082869][T17584] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.085455][T17584] CPU: 0 UID: 0 PID: 17584 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 564.085469][T17584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 564.085474][T17584] Call trace: [ 564.085478][T17584] show_stack+0x2c/0x3c (C) [ 564.085495][T17584] __dump_stack+0x30/0x40 [ 564.085506][T17584] dump_stack_lvl+0xd8/0x12c [ 564.085516][T17584] dump_stack+0x1c/0x28 [ 564.085525][T17584] should_fail_ex+0x414/0x588 [ 564.085535][T17584] should_fail_alloc_page+0xec/0x10c [ 564.085544][T17584] prepare_alloc_pages+0x198/0x4b0 [ 564.085553][T17584] __alloc_frozen_pages_noprof+0x134/0x31c [ 564.085562][T17584] alloc_pages_mpol+0x1ec/0x464 [ 564.085571][T17584] folio_alloc_mpol_noprof+0x4c/0x248 [ 564.085585][T17584] shmem_alloc_folio+0xa0/0x150 [ 564.085594][T17584] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 564.085602][T17584] shmem_get_folio_gfp+0x4c8/0x1494 [ 564.085610][T17584] shmem_write_begin+0x160/0x450 [ 564.085618][T17584] generic_perform_write+0x234/0x7b8 [ 564.085626][T17584] shmem_file_write_iter+0x10c/0x134 [ 564.085634][T17584] do_iter_readv_writev+0x48c/0x6f8 [ 564.085645][T17584] vfs_writev+0x2c8/0x664 [ 564.085652][T17584] do_pwritev+0x120/0x234 [ 564.085658][T17584] __arm64_sys_pwritev2+0xd4/0x108 [ 564.085668][T17584] invoke_syscall+0x98/0x244 [ 564.085678][T17584] el0_svc_common+0xe8/0x23c [ 564.085688][T17584] do_el0_svc+0x48/0x58 [ 564.085697][T17584] el0_svc+0x64/0x260 [ 564.085706][T17584] el0t_64_sync_handler+0x48/0x148 [ 564.085713][T17584] el0t_64_sync+0x198/0x19c executing program [ 564.199706][T17586] FAULT_INJECTION: forcing a failure. [ 564.199706][T17586] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.204171][T17586] CPU: 0 UID: 0 PID: 17586 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 564.204200][T17586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 564.204207][T17586] Call trace: [ 564.204211][T17586] show_stack+0x2c/0x3c (C) [ 564.204231][T17586] __dump_stack+0x30/0x40 [ 564.204243][T17586] dump_stack_lvl+0xd8/0x12c [ 564.204253][T17586] dump_stack+0x1c/0x28 [ 564.204263][T17586] should_fail_ex+0x414/0x588 [ 564.204273][T17586] should_fail_alloc_page+0xec/0x10c [ 564.204282][T17586] prepare_alloc_pages+0x198/0x4b0 [ 564.204291][T17586] __alloc_frozen_pages_noprof+0x134/0x31c [ 564.204300][T17586] alloc_pages_mpol+0x1ec/0x464 [ 564.204309][T17586] folio_alloc_mpol_noprof+0x4c/0x248 [ 564.204318][T17586] shmem_alloc_folio+0xa0/0x150 [ 564.204326][T17586] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 564.204334][T17586] shmem_get_folio_gfp+0x4c8/0x1494 [ 564.204342][T17586] shmem_write_begin+0x160/0x450 [ 564.204349][T17586] generic_perform_write+0x234/0x7b8 [ 564.204358][T17586] shmem_file_write_iter+0x10c/0x134 [ 564.204366][T17586] do_iter_readv_writev+0x48c/0x6f8 [ 564.204377][T17586] vfs_writev+0x2c8/0x664 [ 564.204383][T17586] do_pwritev+0x120/0x234 [ 564.204390][T17586] __arm64_sys_pwritev2+0xd4/0x108 [ 564.204400][T17586] invoke_syscall+0x98/0x244 [ 564.204410][T17586] el0_svc_common+0xe8/0x23c [ 564.204419][T17586] do_el0_svc+0x48/0x58 [ 564.204429][T17586] el0_svc+0x64/0x260 [ 564.204437][T17586] el0t_64_sync_handler+0x48/0x148 [ 564.204444][T17586] el0t_64_sync+0x198/0x19c executing program [ 564.325149][T17588] FAULT_INJECTION: forcing a failure. [ 564.325149][T17588] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.325180][T17588] CPU: 0 UID: 0 PID: 17588 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 564.325192][T17588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 564.325197][T17588] Call trace: [ 564.325200][T17588] show_stack+0x2c/0x3c (C) [ 564.325219][T17588] __dump_stack+0x30/0x40 [ 564.325230][T17588] dump_stack_lvl+0xd8/0x12c [ 564.325240][T17588] dump_stack+0x1c/0x28 [ 564.325249][T17588] should_fail_ex+0x414/0x588 [ 564.325260][T17588] should_fail_alloc_page+0xec/0x10c [ 564.325269][T17588] prepare_alloc_pages+0x198/0x4b0 [ 564.325277][T17588] __alloc_frozen_pages_noprof+0x134/0x31c [ 564.325287][T17588] alloc_pages_mpol+0x1ec/0x464 [ 564.325296][T17588] folio_alloc_mpol_noprof+0x4c/0x248 [ 564.325305][T17588] shmem_alloc_folio+0xa0/0x150 [ 564.325313][T17588] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 564.325321][T17588] shmem_get_folio_gfp+0x4c8/0x1494 [ 564.325329][T17588] shmem_write_begin+0x160/0x450 [ 564.325337][T17588] generic_perform_write+0x234/0x7b8 [ 564.325345][T17588] shmem_file_write_iter+0x10c/0x134 [ 564.325353][T17588] do_iter_readv_writev+0x48c/0x6f8 [ 564.325364][T17588] vfs_writev+0x2c8/0x664 [ 564.325371][T17588] do_pwritev+0x120/0x234 [ 564.325377][T17588] __arm64_sys_pwritev2+0xd4/0x108 [ 564.325387][T17588] invoke_syscall+0x98/0x244 [ 564.325397][T17588] el0_svc_common+0xe8/0x23c [ 564.325407][T17588] do_el0_svc+0x48/0x58 [ 564.325416][T17588] el0_svc+0x64/0x260 [ 564.325424][T17588] el0t_64_sync_handler+0x48/0x148 [ 564.325432][T17588] el0t_64_sync+0x198/0x19c executing program [ 564.436028][T17590] FAULT_INJECTION: forcing a failure. [ 564.436028][T17590] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.436058][T17590] CPU: 0 UID: 0 PID: 17590 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 564.436069][T17590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 564.436074][T17590] Call trace: [ 564.436078][T17590] show_stack+0x2c/0x3c (C) [ 564.436097][T17590] __dump_stack+0x30/0x40 [ 564.436108][T17590] dump_stack_lvl+0xd8/0x12c [ 564.436117][T17590] dump_stack+0x1c/0x28 [ 564.436127][T17590] should_fail_ex+0x414/0x588 [ 564.436136][T17590] should_fail_alloc_page+0xec/0x10c [ 564.436145][T17590] prepare_alloc_pages+0x198/0x4b0 [ 564.436154][T17590] __alloc_frozen_pages_noprof+0x134/0x31c [ 564.436164][T17590] alloc_pages_mpol+0x1ec/0x464 [ 564.436173][T17590] folio_alloc_mpol_noprof+0x4c/0x248 [ 564.436182][T17590] shmem_alloc_folio+0xa0/0x150 [ 564.436190][T17590] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 564.436198][T17590] shmem_get_folio_gfp+0x4c8/0x1494 [ 564.436206][T17590] shmem_write_begin+0x160/0x450 [ 564.436213][T17590] generic_perform_write+0x234/0x7b8 [ 564.436222][T17590] shmem_file_write_iter+0x10c/0x134 [ 564.436230][T17590] do_iter_readv_writev+0x48c/0x6f8 [ 564.436241][T17590] vfs_writev+0x2c8/0x664 [ 564.436247][T17590] do_pwritev+0x120/0x234 [ 564.436254][T17590] __arm64_sys_pwritev2+0xd4/0x108 [ 564.436264][T17590] invoke_syscall+0x98/0x244 [ 564.436274][T17590] el0_svc_common+0xe8/0x23c [ 564.436283][T17590] do_el0_svc+0x48/0x58 [ 564.436293][T17590] el0_svc+0x64/0x260 [ 564.436301][T17590] el0t_64_sync_handler+0x48/0x148 [ 564.436308][T17590] el0t_64_sync+0x198/0x19c executing program [ 564.550376][T17592] FAULT_INJECTION: forcing a failure. [ 564.550376][T17592] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.550415][T17592] CPU: 0 UID: 0 PID: 17592 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 564.550428][T17592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 564.550436][T17592] Call trace: [ 564.550440][T17592] show_stack+0x2c/0x3c (C) [ 564.550459][T17592] __dump_stack+0x30/0x40 [ 564.550475][T17592] dump_stack_lvl+0xd8/0x12c [ 564.550485][T17592] dump_stack+0x1c/0x28 [ 564.550494][T17592] should_fail_ex+0x414/0x588 [ 564.550506][T17592] should_fail_alloc_page+0xec/0x10c [ 564.550516][T17592] prepare_alloc_pages+0x198/0x4b0 [ 564.550527][T17592] __alloc_frozen_pages_noprof+0x134/0x31c [ 564.550536][T17592] alloc_pages_mpol+0x1ec/0x464 [ 564.550545][T17592] folio_alloc_mpol_noprof+0x4c/0x248 [ 564.550554][T17592] shmem_alloc_folio+0xa0/0x150 [ 564.550563][T17592] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 564.550571][T17592] shmem_get_folio_gfp+0x4c8/0x1494 [ 564.550584][T17592] shmem_write_begin+0x160/0x450 [ 564.550592][T17592] generic_perform_write+0x234/0x7b8 [ 564.550601][T17592] shmem_file_write_iter+0x10c/0x134 [ 564.550610][T17592] do_iter_readv_writev+0x48c/0x6f8 [ 564.550621][T17592] vfs_writev+0x2c8/0x664 [ 564.550628][T17592] do_pwritev+0x120/0x234 [ 564.550635][T17592] __arm64_sys_pwritev2+0xd4/0x108 [ 564.550645][T17592] invoke_syscall+0x98/0x244 [ 564.550655][T17592] el0_svc_common+0xe8/0x23c [ 564.550665][T17592] do_el0_svc+0x48/0x58 [ 564.550675][T17592] el0_svc+0x64/0x260 [ 564.550683][T17592] el0t_64_sync_handler+0x48/0x148 [ 564.550690][T17592] el0t_64_sync+0x198/0x19c executing program [ 564.666198][T17594] FAULT_INJECTION: forcing a failure. [ 564.666198][T17594] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.668686][T17594] CPU: 1 UID: 0 PID: 17594 Comm: syz-executor271 Not tainted syzkaller #0 PREEMPT [ 564.668710][T17594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 564.668716][T17594] Call trace: [ 564.668720][T17594] show_stack+0x2c/0x3c (C) [ 564.668742][T17594] __dump_stack+0x30/0x40 [ 564.668753][T17594] dump_stack_lvl+0xd8/0x12c [ 564.668763][T17594] dump_stack+0x1c/0x28 [ 564.668773][T17594] should_fail_ex+0x414/0x588 [ 564.668783][T17594] should_fail_alloc_page+0xec/0x10c [ 564.668792][T17594] prepare_alloc_pages+0x198/0x4b0 [ 564.668801][T17594] __alloc_frozen_pages_noprof+0x134/0x31c [ 564.668810][T17594] alloc_pages_mpol+0x1ec/0x464 [ 564.668819][T17594] folio_alloc_mpol_noprof+0x4c/0x248 [ 564.668828][T17594] shmem_alloc_folio+0xa0/0x150 [ 564.668836][T17594] shmem_alloc_and_add_folio+0x2ac/0xec8 [ 564.668844][T17594] shmem_get_folio_gfp+0x4c8/0x1494 [ 564.668852][T17594] shmem_write_begin+0x160/0x450 [ 564.668860][T17594] generic_perform_write+0x234/0x7b8 [ 564.668868][T17594] shmem_file_write_iter+0x10c/0x134 [ 564.668876][T17594] do_iter_readv_writev+0x48c/0x6f8 [ 564.668887][T17594] vfs_writev+0x2c8/0x664 [ 564.668893][T17594] do_pwritev+0x120/0x234 [ 564.668900][T17594] __arm64_sys_pwritev2+0xd4/0x108 [ 564.668910][T17594] invoke_syscall+0x98/0x244 [ 564.668920][T17594] el0_svc_common+0xe8/0x23c [ 564.668929][T17594] do_el0_svc+0x48/0x58 [ 564.668939][T17594] el0_svc+0x64/0x260 [ 564.668947][T17594] el0t_64_sync_handler+0x48/0x148 [ 564.668954][T17594] el0t_64_sync+0x198/0x19c executing program [host] Command execution timed out after 2m30s