f+0x10/0x10 [ 561.347098][ T8781] folio_prealloc+0x30/0x180 [ 561.347121][ T8781] do_wp_page+0x1231/0x5810 [ 561.347159][ T8781] ? __pfx_do_wp_page+0x10/0x10 [ 561.347178][ T8781] ? do_raw_spin_lock+0x121/0x290 [ 561.347196][ T8781] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 561.347220][ T8781] handle_mm_fault+0x14c5/0x32b0 [ 561.347249][ T8781] ? handle_mm_fault+0xdb/0x32b0 [ 561.347275][ T8781] ? __pfx_handle_mm_fault+0x10/0x10 [ 561.347291][ T8781] ? lock_vma_under_rcu+0x42c/0x4a0 [ 561.347322][ T8781] ? vfs_fallocate+0x714/0x7e0 [ 561.347357][ T8781] do_user_addr_fault+0xa7c/0x1380 [ 561.347385][ T8781] ? rcu_is_watching+0x15/0xb0 [ 561.347409][ T8781] ? trace_page_fault_user+0x84/0x1c0 [ 561.347432][ T8781] exc_page_fault+0x71/0xd0 [ 561.347452][ T8781] asm_exc_page_fault+0x26/0x30 [ 561.347484][ T8781] RIP: 0033:0x7f623f583330 [ 561.347501][ T8781] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 561.347516][ T8781] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 561.347532][ T8781] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 561.347542][ T8781] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 561.347553][ T8781] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 561.347565][ T8781] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 561.347577][ T8781] R13: 00000000000000db R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 561.347608][ T8781] [ 561.579145][ T8781] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 561.793309][ T8783] loop0: detected capacity change from 0 to 32768 [ 561.802012][ T8783] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8783) [ 561.828041][ T8783] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 561.839942][ T8783] FAULT_INJECTION: forcing a failure. [ 561.839942][ T8783] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.854151][ T8783] CPU: 1 UID: 0 PID: 8783 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 561.854175][ T8783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 561.854185][ T8783] Call Trace: [ 561.854194][ T8783] [ 561.854201][ T8783] dump_stack_lvl+0xe8/0x150 [ 561.854230][ T8783] should_fail_ex+0x414/0x560 [ 561.854264][ T8783] prepare_alloc_pages+0x22b/0x650 [ 561.854313][ T8783] __alloc_frozen_pages_noprof+0x123/0x370 [ 561.854341][ T8783] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 561.854372][ T8783] ? policy_nodemask+0x27c/0x720 [ 561.854478][ T8783] alloc_pages_mpol+0x232/0x4a0 [ 561.854511][ T8783] vma_alloc_folio_noprof+0xe4/0x200 [ 561.854535][ T8783] ? lockdep_hardirqs_on+0x7b/0x110 [ 561.854554][ T8783] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 561.854589][ T8783] folio_prealloc+0x30/0x180 [ 561.854611][ T8783] do_wp_page+0x1231/0x5810 [ 561.854648][ T8783] ? __pfx_do_wp_page+0x10/0x10 [ 561.854664][ T8783] ? do_raw_spin_lock+0x121/0x290 [ 561.854685][ T8783] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 561.854713][ T8783] handle_mm_fault+0x14c5/0x32b0 [ 561.854744][ T8783] ? handle_mm_fault+0xdb/0x32b0 [ 561.854769][ T8783] ? __pfx_handle_mm_fault+0x10/0x10 [ 561.854785][ T8783] ? lock_vma_under_rcu+0x42c/0x4a0 [ 561.854817][ T8783] ? vfs_fallocate+0x714/0x7e0 [ 561.854858][ T8783] do_user_addr_fault+0xa7c/0x1380 [ 561.854888][ T8783] ? rcu_is_watching+0x15/0xb0 [ 561.854912][ T8783] ? trace_page_fault_user+0x84/0x1c0 [ 561.854934][ T8783] exc_page_fault+0x71/0xd0 [ 561.854955][ T8783] asm_exc_page_fault+0x26/0x30 [ 561.854971][ T8783] RIP: 0033:0x7f623f583330 [ 561.854988][ T8783] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 561.855004][ T8783] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 561.855021][ T8783] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 561.855033][ T8783] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 561.855044][ T8783] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 561.855057][ T8783] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 561.855069][ T8783] R13: 00000000000000dc R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 561.855099][ T8783] [ 561.855116][ T8783] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 562.286687][ T8785] loop0: detected capacity change from 0 to 32768 [ 562.294787][ T8785] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8785) [ 562.308914][ T8785] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 562.319943][ T8785] FAULT_INJECTION: forcing a failure. [ 562.319943][ T8785] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.334533][ T8785] CPU: 1 UID: 0 PID: 8785 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 562.334555][ T8785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 562.334566][ T8785] Call Trace: [ 562.334573][ T8785] [ 562.334581][ T8785] dump_stack_lvl+0xe8/0x150 [ 562.334610][ T8785] should_fail_ex+0x414/0x560 [ 562.334641][ T8785] prepare_alloc_pages+0x22b/0x650 [ 562.334672][ T8785] __alloc_frozen_pages_noprof+0x123/0x370 [ 562.334700][ T8785] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 562.334731][ T8785] ? policy_nodemask+0x27c/0x720 [ 562.334760][ T8785] alloc_pages_mpol+0x232/0x4a0 [ 562.334787][ T8785] vma_alloc_folio_noprof+0xe4/0x200 [ 562.334813][ T8785] ? lockdep_hardirqs_on+0x7b/0x110 [ 562.334834][ T8785] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 562.334868][ T8785] folio_prealloc+0x30/0x180 [ 562.334891][ T8785] do_wp_page+0x1231/0x5810 [ 562.334927][ T8785] ? __pfx_do_wp_page+0x10/0x10 [ 562.334941][ T8785] ? do_raw_spin_lock+0x121/0x290 [ 562.334960][ T8785] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 562.334987][ T8785] handle_mm_fault+0x14c5/0x32b0 [ 562.335018][ T8785] ? handle_mm_fault+0xdb/0x32b0 [ 562.335046][ T8785] ? __pfx_handle_mm_fault+0x10/0x10 [ 562.335062][ T8785] ? lock_vma_under_rcu+0x42c/0x4a0 [ 562.335094][ T8785] ? vfs_fallocate+0x714/0x7e0 [ 562.335126][ T8785] do_user_addr_fault+0xa7c/0x1380 [ 562.335153][ T8785] ? rcu_is_watching+0x15/0xb0 [ 562.335176][ T8785] ? trace_page_fault_user+0x84/0x1c0 [ 562.335200][ T8785] exc_page_fault+0x71/0xd0 [ 562.335221][ T8785] asm_exc_page_fault+0x26/0x30 [ 562.335237][ T8785] RIP: 0033:0x7f623f583330 [ 562.335254][ T8785] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 562.335269][ T8785] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 562.335285][ T8785] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 562.335296][ T8785] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 562.335308][ T8785] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 562.335321][ T8785] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 562.335334][ T8785] R13: 00000000000000dd R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 562.335361][ T8785] [ 562.335373][ T8785] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 562.759440][ T8787] loop0: detected capacity change from 0 to 32768 [ 562.767822][ T8787] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8787) [ 562.781364][ T8787] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 562.792674][ T8787] FAULT_INJECTION: forcing a failure. [ 562.792674][ T8787] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.806732][ T8787] CPU: 0 UID: 0 PID: 8787 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 562.806757][ T8787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 562.806770][ T8787] Call Trace: [ 562.806778][ T8787] [ 562.806786][ T8787] dump_stack_lvl+0xe8/0x150 [ 562.806812][ T8787] should_fail_ex+0x414/0x560 [ 562.806840][ T8787] prepare_alloc_pages+0x22b/0x650 [ 562.806872][ T8787] __alloc_frozen_pages_noprof+0x123/0x370 [ 562.806901][ T8787] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 562.806935][ T8787] ? policy_nodemask+0x27c/0x720 [ 562.806966][ T8787] alloc_pages_mpol+0x232/0x4a0 [ 562.806996][ T8787] vma_alloc_folio_noprof+0xe4/0x200 [ 562.807021][ T8787] ? lockdep_hardirqs_on+0x7b/0x110 [ 562.807043][ T8787] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 562.807079][ T8787] folio_prealloc+0x30/0x180 [ 562.807103][ T8787] do_wp_page+0x1231/0x5810 [ 562.807142][ T8787] ? __pfx_do_wp_page+0x10/0x10 [ 562.807158][ T8787] ? do_raw_spin_lock+0x121/0x290 [ 562.807183][ T8787] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 562.807207][ T8787] handle_mm_fault+0x14c5/0x32b0 [ 562.807235][ T8787] ? handle_mm_fault+0xdb/0x32b0 [ 562.807261][ T8787] ? __pfx_handle_mm_fault+0x10/0x10 [ 562.807278][ T8787] ? lock_vma_under_rcu+0x42c/0x4a0 [ 562.807320][ T8787] ? vfs_fallocate+0x714/0x7e0 [ 562.807355][ T8787] do_user_addr_fault+0xa7c/0x1380 [ 562.807385][ T8787] ? rcu_is_watching+0x15/0xb0 [ 562.807409][ T8787] ? trace_page_fault_user+0x84/0x1c0 [ 562.807431][ T8787] exc_page_fault+0x71/0xd0 [ 562.807452][ T8787] asm_exc_page_fault+0x26/0x30 [ 562.807469][ T8787] RIP: 0033:0x7f623f583330 [ 562.807486][ T8787] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 562.807502][ T8787] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 562.807519][ T8787] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 562.807530][ T8787] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 562.807542][ T8787] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 562.807555][ T8787] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 562.807566][ T8787] R13: 00000000000000de R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 562.807596][ T8787] [ 563.047077][ T1301] ieee802154 phy0 wpan0: encryption failed: -22 [ 563.054040][ T1301] ieee802154 phy1 wpan1: encryption failed: -22 [ 563.090058][ T8787] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 563.322079][ T8789] loop0: detected capacity change from 0 to 32768 [ 563.331624][ T8789] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8789) [ 563.347643][ T8789] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 563.358757][ T8789] FAULT_INJECTION: forcing a failure. [ 563.358757][ T8789] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.372260][ T8789] CPU: 0 UID: 0 PID: 8789 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 563.372293][ T8789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 563.372304][ T8789] Call Trace: [ 563.372312][ T8789] [ 563.372320][ T8789] dump_stack_lvl+0xe8/0x150 [ 563.372348][ T8789] should_fail_ex+0x414/0x560 [ 563.372381][ T8789] prepare_alloc_pages+0x22b/0x650 [ 563.372412][ T8789] __alloc_frozen_pages_noprof+0x123/0x370 [ 563.372441][ T8789] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 563.372473][ T8789] ? policy_nodemask+0x27c/0x720 [ 563.372502][ T8789] alloc_pages_mpol+0x232/0x4a0 [ 563.372530][ T8789] vma_alloc_folio_noprof+0xe4/0x200 [ 563.372554][ T8789] ? lockdep_hardirqs_on+0x7b/0x110 [ 563.372575][ T8789] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 563.372612][ T8789] folio_prealloc+0x30/0x180 [ 563.372634][ T8789] do_wp_page+0x1231/0x5810 [ 563.372672][ T8789] ? __pfx_do_wp_page+0x10/0x10 [ 563.372687][ T8789] ? do_raw_spin_lock+0x121/0x290 [ 563.372708][ T8789] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 563.372735][ T8789] handle_mm_fault+0x14c5/0x32b0 [ 563.372766][ T8789] ? handle_mm_fault+0xdb/0x32b0 [ 563.372793][ T8789] ? __pfx_handle_mm_fault+0x10/0x10 [ 563.372810][ T8789] ? lock_vma_under_rcu+0x42c/0x4a0 [ 563.372842][ T8789] ? vfs_fallocate+0x714/0x7e0 [ 563.372874][ T8789] do_user_addr_fault+0xa7c/0x1380 [ 563.372902][ T8789] ? rcu_is_watching+0x15/0xb0 [ 563.372927][ T8789] ? trace_page_fault_user+0x84/0x1c0 [ 563.372951][ T8789] exc_page_fault+0x71/0xd0 [ 563.372972][ T8789] asm_exc_page_fault+0x26/0x30 [ 563.372989][ T8789] RIP: 0033:0x7f623f583330 [ 563.373006][ T8789] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 563.373022][ T8789] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 563.373038][ T8789] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 563.373048][ T8789] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 563.373059][ T8789] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 563.373070][ T8789] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 563.373082][ T8789] R13: 00000000000000df R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 563.373111][ T8789] [ 563.373125][ T8789] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 563.799907][ T8791] loop0: detected capacity change from 0 to 32768 [ 563.808043][ T8791] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8791) [ 563.821549][ T8791] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 563.832581][ T8791] FAULT_INJECTION: forcing a failure. [ 563.832581][ T8791] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.846377][ T8791] CPU: 0 UID: 0 PID: 8791 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 563.846401][ T8791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 563.846412][ T8791] Call Trace: [ 563.846420][ T8791] [ 563.846429][ T8791] dump_stack_lvl+0xe8/0x150 [ 563.846457][ T8791] should_fail_ex+0x414/0x560 [ 563.846503][ T8791] prepare_alloc_pages+0x22b/0x650 [ 563.846533][ T8791] __alloc_frozen_pages_noprof+0x123/0x370 [ 563.846559][ T8791] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 563.846591][ T8791] ? policy_nodemask+0x27c/0x720 [ 563.846620][ T8791] alloc_pages_mpol+0x232/0x4a0 [ 563.846650][ T8791] vma_alloc_folio_noprof+0xe4/0x200 [ 563.846675][ T8791] ? lockdep_hardirqs_on+0x7b/0x110 [ 563.846697][ T8791] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 563.846730][ T8791] folio_prealloc+0x30/0x180 [ 563.846750][ T8791] do_wp_page+0x1231/0x5810 [ 563.846787][ T8791] ? __pfx_do_wp_page+0x10/0x10 [ 563.846801][ T8791] ? do_raw_spin_lock+0x121/0x290 [ 563.846823][ T8791] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 563.846851][ T8791] handle_mm_fault+0x14c5/0x32b0 [ 563.846882][ T8791] ? handle_mm_fault+0xdb/0x32b0 [ 563.846909][ T8791] ? __pfx_handle_mm_fault+0x10/0x10 [ 563.846924][ T8791] ? lock_vma_under_rcu+0x42c/0x4a0 [ 563.846955][ T8791] ? vfs_fallocate+0x714/0x7e0 [ 563.846988][ T8791] do_user_addr_fault+0xa7c/0x1380 [ 563.847018][ T8791] ? rcu_is_watching+0x15/0xb0 [ 563.847043][ T8791] ? trace_page_fault_user+0x84/0x1c0 [ 563.847067][ T8791] exc_page_fault+0x71/0xd0 [ 563.847088][ T8791] asm_exc_page_fault+0x26/0x30 [ 563.847104][ T8791] RIP: 0033:0x7f623f583330 [ 563.847121][ T8791] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 563.847137][ T8791] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 563.847153][ T8791] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 563.847164][ T8791] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 563.847180][ T8791] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 563.847190][ T8791] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 563.847201][ T8791] R13: 00000000000000e0 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 563.847229][ T8791] [ 564.075518][ T8791] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 564.295610][ T8793] loop0: detected capacity change from 0 to 32768 [ 564.303897][ T8793] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8793) [ 564.327932][ T8793] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 564.339068][ T8793] FAULT_INJECTION: forcing a failure. [ 564.339068][ T8793] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.352463][ T8793] CPU: 0 UID: 0 PID: 8793 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 564.352488][ T8793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 564.352500][ T8793] Call Trace: [ 564.352508][ T8793] [ 564.352516][ T8793] dump_stack_lvl+0xe8/0x150 [ 564.352545][ T8793] should_fail_ex+0x414/0x560 [ 564.352576][ T8793] prepare_alloc_pages+0x22b/0x650 [ 564.352607][ T8793] __alloc_frozen_pages_noprof+0x123/0x370 [ 564.352635][ T8793] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 564.352669][ T8793] ? policy_nodemask+0x27c/0x720 [ 564.352699][ T8793] alloc_pages_mpol+0x232/0x4a0 [ 564.352729][ T8793] vma_alloc_folio_noprof+0xe4/0x200 [ 564.352753][ T8793] ? lockdep_hardirqs_on+0x7b/0x110 [ 564.352774][ T8793] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 564.352811][ T8793] folio_prealloc+0x30/0x180 [ 564.352833][ T8793] do_wp_page+0x1231/0x5810 [ 564.352872][ T8793] ? __pfx_do_wp_page+0x10/0x10 [ 564.352896][ T8793] ? do_raw_spin_lock+0x121/0x290 [ 564.352917][ T8793] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 564.352942][ T8793] handle_mm_fault+0x14c5/0x32b0 [ 564.352970][ T8793] ? handle_mm_fault+0xdb/0x32b0 [ 564.352995][ T8793] ? __pfx_handle_mm_fault+0x10/0x10 [ 564.353010][ T8793] ? lock_vma_under_rcu+0x42c/0x4a0 [ 564.353043][ T8793] ? vfs_fallocate+0x714/0x7e0 [ 564.353077][ T8793] do_user_addr_fault+0xa7c/0x1380 [ 564.353107][ T8793] ? rcu_is_watching+0x15/0xb0 [ 564.353131][ T8793] ? trace_page_fault_user+0x84/0x1c0 [ 564.353155][ T8793] exc_page_fault+0x71/0xd0 [ 564.353182][ T8793] asm_exc_page_fault+0x26/0x30 [ 564.353199][ T8793] RIP: 0033:0x7f623f583330 [ 564.353215][ T8793] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 564.353231][ T8793] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 564.353248][ T8793] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 564.353260][ T8793] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 564.353271][ T8793] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 564.353284][ T8793] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 564.353296][ T8793] R13: 00000000000000e1 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 564.353326][ T8793] [ 564.353340][ T8793] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 564.783905][ T8795] loop0: detected capacity change from 0 to 32768 [ 564.792237][ T8795] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8795) [ 564.806436][ T8795] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 564.818682][ T8795] FAULT_INJECTION: forcing a failure. [ 564.818682][ T8795] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.832727][ T8795] CPU: 1 UID: 0 PID: 8795 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 564.832752][ T8795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 564.832763][ T8795] Call Trace: [ 564.832770][ T8795] [ 564.832779][ T8795] dump_stack_lvl+0xe8/0x150 [ 564.832806][ T8795] should_fail_ex+0x414/0x560 [ 564.832838][ T8795] prepare_alloc_pages+0x22b/0x650 [ 564.832868][ T8795] __alloc_frozen_pages_noprof+0x123/0x370 [ 564.832894][ T8795] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 564.832921][ T8795] ? pick_next_task_fair+0x1bae/0x1e00 [ 564.832947][ T8795] ? policy_nodemask+0x27c/0x720 [ 564.832977][ T8795] alloc_pages_mpol+0x232/0x4a0 [ 564.833008][ T8795] vma_alloc_folio_noprof+0xe4/0x200 [ 564.833036][ T8795] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 564.833070][ T8795] folio_prealloc+0x30/0x180 [ 564.833091][ T8795] do_wp_page+0x1231/0x5810 [ 564.833125][ T8795] ? __pfx_do_wp_page+0x10/0x10 [ 564.833139][ T8795] ? do_raw_spin_lock+0x121/0x290 [ 564.833158][ T8795] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 564.833184][ T8795] handle_mm_fault+0x14c5/0x32b0 [ 564.833214][ T8795] ? handle_mm_fault+0xdb/0x32b0 [ 564.833240][ T8795] ? __pfx_handle_mm_fault+0x10/0x10 [ 564.833256][ T8795] ? lock_vma_under_rcu+0x42c/0x4a0 [ 564.833286][ T8795] ? vfs_fallocate+0x714/0x7e0 [ 564.833318][ T8795] do_user_addr_fault+0xa7c/0x1380 [ 564.833347][ T8795] ? rcu_is_watching+0x15/0xb0 [ 564.833371][ T8795] ? trace_page_fault_user+0x84/0x1c0 [ 564.833401][ T8795] exc_page_fault+0x71/0xd0 [ 564.833423][ T8795] asm_exc_page_fault+0x26/0x30 [ 564.833440][ T8795] RIP: 0033:0x7f623f583330 [ 564.833458][ T8795] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 564.833472][ T8795] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 564.833489][ T8795] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 564.833502][ T8795] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 564.833513][ T8795] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 564.833526][ T8795] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 564.833537][ T8795] R13: 00000000000000e2 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 564.833566][ T8795] [ 565.285900][ T8796] loop0: detected capacity change from 0 to 32768 [ 565.296037][ T8796] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8796) [ 565.309617][ T8796] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 565.423775][ T8796] FAULT_INJECTION: forcing a failure. [ 565.423775][ T8796] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 565.437564][ T8796] CPU: 0 UID: 0 PID: 8796 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 565.437586][ T8796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 565.437597][ T8796] Call Trace: [ 565.437605][ T8796] [ 565.437612][ T8796] dump_stack_lvl+0xe8/0x150 [ 565.437640][ T8796] should_fail_ex+0x414/0x560 [ 565.437671][ T8796] prepare_alloc_pages+0x22b/0x650 [ 565.437700][ T8796] __alloc_frozen_pages_noprof+0x123/0x370 [ 565.437724][ T8796] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 565.437742][ T8796] ? policy_nodemask+0x27c/0x720 [ 565.437759][ T8796] alloc_pages_mpol+0x232/0x4a0 [ 565.437776][ T8796] vma_alloc_folio_noprof+0xe4/0x200 [ 565.437791][ T8796] ? lockdep_hardirqs_on+0x7b/0x110 [ 565.437803][ T8796] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 565.437823][ T8796] folio_prealloc+0x30/0x180 [ 565.437835][ T8796] do_wp_page+0x1231/0x5810 [ 565.437855][ T8796] ? __pfx_do_wp_page+0x10/0x10 [ 565.437863][ T8796] ? do_raw_spin_lock+0x121/0x290 [ 565.437875][ T8796] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 565.437890][ T8796] handle_mm_fault+0x14c5/0x32b0 [ 565.437906][ T8796] ? handle_mm_fault+0xdb/0x32b0 [ 565.437920][ T8796] ? __pfx_handle_mm_fault+0x10/0x10 [ 565.437929][ T8796] ? lock_vma_under_rcu+0x42c/0x4a0 [ 565.437947][ T8796] ? vfs_fallocate+0x714/0x7e0 [ 565.437966][ T8796] do_user_addr_fault+0xa7c/0x1380 [ 565.437982][ T8796] ? rcu_is_watching+0x15/0xb0 [ 565.437996][ T8796] ? trace_page_fault_user+0x84/0x1c0 [ 565.438010][ T8796] exc_page_fault+0x71/0xd0 [ 565.438021][ T8796] asm_exc_page_fault+0x26/0x30 [ 565.438031][ T8796] RIP: 0033:0x7f623f583330 [ 565.438048][ T8796] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 565.438057][ T8796] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 565.438067][ T8796] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 565.438073][ T8796] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 565.438080][ T8796] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 565.438086][ T8796] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 565.438093][ T8796] R13: 00000000000000e3 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 565.438109][ T8796] [ 565.438119][ T8796] pagefault_out_of_memory: 1 callbacks suppressed [ 565.438125][ T8796] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 565.820901][ T8798] loop0: detected capacity change from 0 to 32768 [ 565.829225][ T8798] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 565.840446][ T8798] FAULT_INJECTION: forcing a failure. [ 565.840446][ T8798] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 565.854055][ T8798] CPU: 1 UID: 0 PID: 8798 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 565.854078][ T8798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 565.854088][ T8798] Call Trace: [ 565.854096][ T8798] [ 565.854103][ T8798] dump_stack_lvl+0xe8/0x150 [ 565.854131][ T8798] should_fail_ex+0x414/0x560 [ 565.854163][ T8798] prepare_alloc_pages+0x22b/0x650 [ 565.854191][ T8798] __alloc_frozen_pages_noprof+0x123/0x370 [ 565.854216][ T8798] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 565.854248][ T8798] ? policy_nodemask+0x27c/0x720 [ 565.854277][ T8798] alloc_pages_mpol+0x232/0x4a0 [ 565.854308][ T8798] vma_alloc_folio_noprof+0xe4/0x200 [ 565.854333][ T8798] ? lockdep_hardirqs_on+0x7b/0x110 [ 565.854354][ T8798] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 565.854387][ T8798] folio_prealloc+0x30/0x180 [ 565.854410][ T8798] do_wp_page+0x1231/0x5810 [ 565.854446][ T8798] ? __pfx_do_wp_page+0x10/0x10 [ 565.854462][ T8798] ? do_raw_spin_lock+0x121/0x290 [ 565.854482][ T8798] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 565.854509][ T8798] handle_mm_fault+0x14c5/0x32b0 [ 565.854539][ T8798] ? handle_mm_fault+0xdb/0x32b0 [ 565.854563][ T8798] ? __pfx_handle_mm_fault+0x10/0x10 [ 565.854577][ T8798] ? lock_vma_under_rcu+0x42c/0x4a0 [ 565.854607][ T8798] ? vfs_fallocate+0x714/0x7e0 [ 565.854640][ T8798] do_user_addr_fault+0xa7c/0x1380 [ 565.854665][ T8798] ? rcu_is_watching+0x15/0xb0 [ 565.854687][ T8798] ? trace_page_fault_user+0x84/0x1c0 [ 565.854710][ T8798] exc_page_fault+0x71/0xd0 [ 565.854730][ T8798] asm_exc_page_fault+0x26/0x30 [ 565.854749][ T8798] RIP: 0033:0x7f623f583330 [ 565.854767][ T8798] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 565.854783][ T8798] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 565.854799][ T8798] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 565.854811][ T8798] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 565.854821][ T8798] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 565.854833][ T8798] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 565.854845][ T8798] R13: 00000000000000e4 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 565.854873][ T8798] [ 565.854887][ T8798] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 566.301825][ T8800] loop0: detected capacity change from 0 to 32768 [ 566.309921][ T8800] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8800) [ 566.323737][ T8800] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 566.334939][ T8800] FAULT_INJECTION: forcing a failure. [ 566.334939][ T8800] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 566.348996][ T8800] CPU: 0 UID: 0 PID: 8800 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 566.349019][ T8800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 566.349030][ T8800] Call Trace: [ 566.349038][ T8800] [ 566.349046][ T8800] dump_stack_lvl+0xe8/0x150 [ 566.349075][ T8800] should_fail_ex+0x414/0x560 [ 566.349107][ T8800] prepare_alloc_pages+0x22b/0x650 [ 566.349138][ T8800] __alloc_frozen_pages_noprof+0x123/0x370 [ 566.349165][ T8800] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 566.349198][ T8800] ? policy_nodemask+0x27c/0x720 [ 566.349227][ T8800] alloc_pages_mpol+0x232/0x4a0 [ 566.349257][ T8800] vma_alloc_folio_noprof+0xe4/0x200 [ 566.349282][ T8800] ? lockdep_hardirqs_on+0x7b/0x110 [ 566.349303][ T8800] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 566.349338][ T8800] folio_prealloc+0x30/0x180 [ 566.349360][ T8800] do_wp_page+0x1231/0x5810 [ 566.349397][ T8800] ? __pfx_do_wp_page+0x10/0x10 [ 566.349413][ T8800] ? do_raw_spin_lock+0x121/0x290 [ 566.349433][ T8800] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 566.349461][ T8800] handle_mm_fault+0x14c5/0x32b0 [ 566.349493][ T8800] ? handle_mm_fault+0xdb/0x32b0 [ 566.349519][ T8800] ? __pfx_handle_mm_fault+0x10/0x10 [ 566.349535][ T8800] ? lock_vma_under_rcu+0x42c/0x4a0 [ 566.349566][ T8800] ? vfs_fallocate+0x714/0x7e0 [ 566.349601][ T8800] do_user_addr_fault+0xa7c/0x1380 [ 566.349630][ T8800] ? rcu_is_watching+0x15/0xb0 [ 566.349654][ T8800] ? trace_page_fault_user+0x84/0x1c0 [ 566.349677][ T8800] exc_page_fault+0x71/0xd0 [ 566.349697][ T8800] asm_exc_page_fault+0x26/0x30 [ 566.349713][ T8800] RIP: 0033:0x7f623f583330 [ 566.349729][ T8800] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 566.349745][ T8800] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 566.349762][ T8800] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 566.349773][ T8800] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 566.349785][ T8800] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 566.349798][ T8800] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 566.349809][ T8800] R13: 00000000000000e5 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 566.349835][ T8800] [ 566.349848][ T8800] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 566.792408][ T8802] loop0: detected capacity change from 0 to 32768 [ 566.800564][ T8802] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8802) [ 566.814143][ T8802] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 566.825101][ T8802] FAULT_INJECTION: forcing a failure. [ 566.825101][ T8802] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 566.838981][ T8802] CPU: 0 UID: 0 PID: 8802 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 566.839001][ T8802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 566.839012][ T8802] Call Trace: [ 566.839019][ T8802] [ 566.839027][ T8802] dump_stack_lvl+0xe8/0x150 [ 566.839053][ T8802] should_fail_ex+0x414/0x560 [ 566.839084][ T8802] prepare_alloc_pages+0x22b/0x650 [ 566.839113][ T8802] __alloc_frozen_pages_noprof+0x123/0x370 [ 566.839141][ T8802] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 566.839170][ T8802] ? policy_nodemask+0x27c/0x720 [ 566.839196][ T8802] alloc_pages_mpol+0x232/0x4a0 [ 566.839222][ T8802] vma_alloc_folio_noprof+0xe4/0x200 [ 566.839245][ T8802] ? lockdep_hardirqs_on+0x7b/0x110 [ 566.839267][ T8802] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 566.839300][ T8802] folio_prealloc+0x30/0x180 [ 566.839322][ T8802] do_wp_page+0x1231/0x5810 [ 566.839357][ T8802] ? __pfx_do_wp_page+0x10/0x10 [ 566.839371][ T8802] ? do_raw_spin_lock+0x121/0x290 [ 566.839391][ T8802] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 566.839417][ T8802] handle_mm_fault+0x14c5/0x32b0 [ 566.839448][ T8802] ? handle_mm_fault+0xdb/0x32b0 [ 566.839471][ T8802] ? __pfx_handle_mm_fault+0x10/0x10 [ 566.839486][ T8802] ? lock_vma_under_rcu+0x42c/0x4a0 [ 566.839515][ T8802] ? vfs_fallocate+0x714/0x7e0 [ 566.839547][ T8802] do_user_addr_fault+0xa7c/0x1380 [ 566.839575][ T8802] ? rcu_is_watching+0x15/0xb0 [ 566.839598][ T8802] ? trace_page_fault_user+0x84/0x1c0 [ 566.839622][ T8802] exc_page_fault+0x71/0xd0 [ 566.839643][ T8802] asm_exc_page_fault+0x26/0x30 [ 566.839661][ T8802] RIP: 0033:0x7f623f583330 [ 566.839679][ T8802] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 566.839693][ T8802] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 566.839708][ T8802] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 566.839719][ T8802] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 566.839730][ T8802] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 566.839742][ T8802] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 566.839754][ T8802] R13: 00000000000000e6 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 566.839781][ T8802] [ 566.839801][ T8802] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 567.281433][ T8804] loop0: detected capacity change from 0 to 32768 [ 567.289637][ T8804] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8804) [ 567.303071][ T8804] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 567.552996][ T8805] loop0: detected capacity change from 0 to 32768 [ 567.561618][ T8805] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8805) [ 567.575047][ T8805] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 567.688545][ T8805] FAULT_INJECTION: forcing a failure. [ 567.688545][ T8805] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 567.701873][ T8805] CPU: 1 UID: 0 PID: 8805 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 567.701888][ T8805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 567.701895][ T8805] Call Trace: [ 567.701901][ T8805] [ 567.701907][ T8805] dump_stack_lvl+0xe8/0x150 [ 567.701926][ T8805] should_fail_ex+0x414/0x560 [ 567.701951][ T8805] prepare_alloc_pages+0x22b/0x650 [ 567.701979][ T8805] __alloc_frozen_pages_noprof+0x123/0x370 [ 567.702003][ T8805] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 567.702034][ T8805] ? policy_nodemask+0x27c/0x720 [ 567.702059][ T8805] alloc_pages_mpol+0x232/0x4a0 [ 567.702076][ T8805] vma_alloc_folio_noprof+0xe4/0x200 [ 567.702090][ T8805] ? lockdep_hardirqs_on+0x7b/0x110 [ 567.702103][ T8805] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 567.702129][ T8805] folio_prealloc+0x30/0x180 [ 567.702142][ T8805] do_wp_page+0x1231/0x5810 [ 567.702162][ T8805] ? __pfx_do_wp_page+0x10/0x10 [ 567.702170][ T8805] ? do_raw_spin_lock+0x121/0x290 [ 567.702182][ T8805] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 567.702197][ T8805] handle_mm_fault+0x14c5/0x32b0 [ 567.702214][ T8805] ? handle_mm_fault+0xdb/0x32b0 [ 567.702227][ T8805] ? __pfx_handle_mm_fault+0x10/0x10 [ 567.702237][ T8805] ? lock_vma_under_rcu+0x42c/0x4a0 [ 567.702254][ T8805] ? vfs_fallocate+0x714/0x7e0 [ 567.702273][ T8805] do_user_addr_fault+0xa7c/0x1380 [ 567.702289][ T8805] ? rcu_is_watching+0x15/0xb0 [ 567.702304][ T8805] ? trace_page_fault_user+0x84/0x1c0 [ 567.702317][ T8805] exc_page_fault+0x71/0xd0 [ 567.702329][ T8805] asm_exc_page_fault+0x26/0x30 [ 567.702339][ T8805] RIP: 0033:0x7f623f583330 [ 567.702350][ T8805] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 567.702359][ T8805] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 567.702368][ T8805] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 567.702375][ T8805] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 567.702381][ T8805] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 567.702388][ T8805] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 567.702395][ T8805] R13: 00000000000000e8 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 567.702410][ T8805] [ 567.702421][ T8805] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 568.087345][ T8807] loop0: detected capacity change from 0 to 32768 [ 568.095813][ T8807] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 568.106904][ T8807] FAULT_INJECTION: forcing a failure. [ 568.106904][ T8807] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 568.120531][ T8807] CPU: 1 UID: 0 PID: 8807 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 568.120553][ T8807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 568.120563][ T8807] Call Trace: [ 568.120571][ T8807] [ 568.120579][ T8807] dump_stack_lvl+0xe8/0x150 [ 568.120603][ T8807] should_fail_ex+0x414/0x560 [ 568.120633][ T8807] prepare_alloc_pages+0x22b/0x650 [ 568.120664][ T8807] __alloc_frozen_pages_noprof+0x123/0x370 [ 568.120691][ T8807] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 568.120718][ T8807] ? policy_nodemask+0x27c/0x720 [ 568.120745][ T8807] alloc_pages_mpol+0x232/0x4a0 [ 568.120773][ T8807] vma_alloc_folio_noprof+0xe4/0x200 [ 568.120798][ T8807] ? lockdep_hardirqs_on+0x7b/0x110 [ 568.120820][ T8807] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 568.120854][ T8807] folio_prealloc+0x30/0x180 [ 568.120876][ T8807] do_wp_page+0x1231/0x5810 [ 568.120921][ T8807] ? __pfx_do_wp_page+0x10/0x10 [ 568.120936][ T8807] ? do_raw_spin_lock+0x121/0x290 [ 568.120955][ T8807] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 568.120981][ T8807] handle_mm_fault+0x14c5/0x32b0 [ 568.121009][ T8807] ? handle_mm_fault+0xdb/0x32b0 [ 568.121033][ T8807] ? __pfx_handle_mm_fault+0x10/0x10 [ 568.121049][ T8807] ? lock_vma_under_rcu+0x42c/0x4a0 [ 568.121081][ T8807] ? vfs_fallocate+0x714/0x7e0 [ 568.121112][ T8807] do_user_addr_fault+0xa7c/0x1380 [ 568.121139][ T8807] ? rcu_is_watching+0x15/0xb0 [ 568.121162][ T8807] ? trace_page_fault_user+0x84/0x1c0 [ 568.121184][ T8807] exc_page_fault+0x71/0xd0 [ 568.121204][ T8807] asm_exc_page_fault+0x26/0x30 [ 568.121221][ T8807] RIP: 0033:0x7f623f583330 [ 568.121237][ T8807] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 568.121252][ T8807] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 568.121267][ T8807] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 568.121278][ T8807] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 568.121289][ T8807] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 568.121302][ T8807] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 568.121314][ T8807] R13: 00000000000000e9 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 568.121340][ T8807] [ 568.121376][ T8807] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 568.561189][ T8809] loop0: detected capacity change from 0 to 32768 [ 568.569206][ T8809] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8809) [ 568.583140][ T8809] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 568.594115][ T8809] FAULT_INJECTION: forcing a failure. [ 568.594115][ T8809] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 568.607531][ T8809] CPU: 1 UID: 0 PID: 8809 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 568.607555][ T8809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 568.607566][ T8809] Call Trace: [ 568.607573][ T8809] [ 568.607581][ T8809] dump_stack_lvl+0xe8/0x150 [ 568.607610][ T8809] should_fail_ex+0x414/0x560 [ 568.607641][ T8809] prepare_alloc_pages+0x22b/0x650 [ 568.607672][ T8809] __alloc_frozen_pages_noprof+0x123/0x370 [ 568.607700][ T8809] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 568.607732][ T8809] ? policy_nodemask+0x27c/0x720 [ 568.607760][ T8809] alloc_pages_mpol+0x232/0x4a0 [ 568.607790][ T8809] vma_alloc_folio_noprof+0xe4/0x200 [ 568.607814][ T8809] ? lockdep_hardirqs_on+0x7b/0x110 [ 568.607844][ T8809] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 568.607880][ T8809] folio_prealloc+0x30/0x180 [ 568.607903][ T8809] do_wp_page+0x1231/0x5810 [ 568.607940][ T8809] ? __pfx_do_wp_page+0x10/0x10 [ 568.607955][ T8809] ? do_raw_spin_lock+0x121/0x290 [ 568.607975][ T8809] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 568.608002][ T8809] handle_mm_fault+0x14c5/0x32b0 [ 568.608032][ T8809] ? handle_mm_fault+0xdb/0x32b0 [ 568.608055][ T8809] ? __pfx_handle_mm_fault+0x10/0x10 [ 568.608069][ T8809] ? lock_vma_under_rcu+0x42c/0x4a0 [ 568.608099][ T8809] ? vfs_fallocate+0x714/0x7e0 [ 568.608127][ T8809] do_user_addr_fault+0xa7c/0x1380 [ 568.608156][ T8809] ? rcu_is_watching+0x15/0xb0 [ 568.608180][ T8809] ? trace_page_fault_user+0x84/0x1c0 [ 568.608204][ T8809] exc_page_fault+0x71/0xd0 [ 568.608224][ T8809] asm_exc_page_fault+0x26/0x30 [ 568.608241][ T8809] RIP: 0033:0x7f623f583330 [ 568.608258][ T8809] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 568.608273][ T8809] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 568.608289][ T8809] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 568.608300][ T8809] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 568.608311][ T8809] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 568.608324][ T8809] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 568.608335][ T8809] R13: 00000000000000ea R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 568.608364][ T8809] [ 568.608379][ T8809] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 569.037727][ T8811] loop0: detected capacity change from 0 to 32768 [ 569.045727][ T8811] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8811) [ 569.059168][ T8811] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 569.070035][ T8811] FAULT_INJECTION: forcing a failure. [ 569.070035][ T8811] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 569.083403][ T8811] CPU: 1 UID: 0 PID: 8811 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 569.083428][ T8811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 569.083437][ T8811] Call Trace: [ 569.083444][ T8811] [ 569.083450][ T8811] dump_stack_lvl+0xe8/0x150 [ 569.083473][ T8811] should_fail_ex+0x414/0x560 [ 569.083499][ T8811] prepare_alloc_pages+0x22b/0x650 [ 569.083524][ T8811] __alloc_frozen_pages_noprof+0x123/0x370 [ 569.083545][ T8811] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 569.083570][ T8811] ? policy_nodemask+0x27c/0x720 [ 569.083593][ T8811] alloc_pages_mpol+0x232/0x4a0 [ 569.083616][ T8811] vma_alloc_folio_noprof+0xe4/0x200 [ 569.083635][ T8811] ? lockdep_hardirqs_on+0x7b/0x110 [ 569.083651][ T8811] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 569.083680][ T8811] folio_prealloc+0x30/0x180 [ 569.083697][ T8811] do_wp_page+0x1231/0x5810 [ 569.083726][ T8811] ? __pfx_do_wp_page+0x10/0x10 [ 569.083738][ T8811] ? do_raw_spin_lock+0x121/0x290 [ 569.083754][ T8811] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 569.083775][ T8811] handle_mm_fault+0x14c5/0x32b0 [ 569.083798][ T8811] ? handle_mm_fault+0xdb/0x32b0 [ 569.083819][ T8811] ? __pfx_handle_mm_fault+0x10/0x10 [ 569.083831][ T8811] ? lock_vma_under_rcu+0x42c/0x4a0 [ 569.083856][ T8811] ? vfs_fallocate+0x714/0x7e0 [ 569.083882][ T8811] do_user_addr_fault+0xa7c/0x1380 [ 569.083905][ T8811] ? rcu_is_watching+0x15/0xb0 [ 569.083929][ T8811] ? trace_page_fault_user+0x84/0x1c0 [ 569.083947][ T8811] exc_page_fault+0x71/0xd0 [ 569.083963][ T8811] asm_exc_page_fault+0x26/0x30 [ 569.083977][ T8811] RIP: 0033:0x7f623f583330 [ 569.083991][ T8811] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 569.084003][ T8811] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 569.084016][ T8811] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 569.084025][ T8811] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 569.084034][ T8811] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 569.084043][ T8811] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 569.084053][ T8811] R13: 00000000000000eb R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 569.084075][ T8811] [ 569.084091][ T8811] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 569.517365][ T8813] loop0: detected capacity change from 0 to 32768 [ 569.525349][ T8813] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8813) [ 569.539189][ T8813] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 569.550466][ T8813] FAULT_INJECTION: forcing a failure. [ 569.550466][ T8813] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 569.564436][ T8813] CPU: 0 UID: 0 PID: 8813 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 569.564460][ T8813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 569.564471][ T8813] Call Trace: [ 569.564478][ T8813] [ 569.564486][ T8813] dump_stack_lvl+0xe8/0x150 [ 569.564513][ T8813] should_fail_ex+0x414/0x560 [ 569.564545][ T8813] prepare_alloc_pages+0x22b/0x650 [ 569.564577][ T8813] __alloc_frozen_pages_noprof+0x123/0x370 [ 569.564605][ T8813] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 569.564638][ T8813] ? policy_nodemask+0x27c/0x720 [ 569.564665][ T8813] alloc_pages_mpol+0x232/0x4a0 [ 569.564702][ T8813] vma_alloc_folio_noprof+0xe4/0x200 [ 569.564727][ T8813] ? lockdep_hardirqs_on+0x7b/0x110 [ 569.564748][ T8813] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 569.564784][ T8813] folio_prealloc+0x30/0x180 [ 569.564807][ T8813] do_wp_page+0x1231/0x5810 [ 569.564846][ T8813] ? __pfx_do_wp_page+0x10/0x10 [ 569.564860][ T8813] ? do_raw_spin_lock+0x121/0x290 [ 569.564880][ T8813] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 569.564905][ T8813] handle_mm_fault+0x14c5/0x32b0 [ 569.564935][ T8813] ? handle_mm_fault+0xdb/0x32b0 [ 569.564960][ T8813] ? __pfx_handle_mm_fault+0x10/0x10 [ 569.564977][ T8813] ? lock_vma_under_rcu+0x42c/0x4a0 [ 569.565010][ T8813] ? vfs_fallocate+0x714/0x7e0 [ 569.565043][ T8813] do_user_addr_fault+0xa7c/0x1380 [ 569.565069][ T8813] ? rcu_is_watching+0x15/0xb0 [ 569.565093][ T8813] ? trace_page_fault_user+0x84/0x1c0 [ 569.565116][ T8813] exc_page_fault+0x71/0xd0 [ 569.565137][ T8813] asm_exc_page_fault+0x26/0x30 [ 569.565155][ T8813] RIP: 0033:0x7f623f583330 [ 569.565172][ T8813] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 569.565188][ T8813] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 569.565205][ T8813] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 569.565216][ T8813] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 569.565228][ T8813] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 569.565241][ T8813] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 569.565253][ T8813] R13: 00000000000000ec R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 569.565281][ T8813] [ 569.565294][ T8813] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 569.982081][ T8815] loop0: detected capacity change from 0 to 32768 [ 569.990203][ T8815] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8815) [ 570.003824][ T8815] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 570.014859][ T8815] FAULT_INJECTION: forcing a failure. [ 570.014859][ T8815] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 570.028737][ T8815] CPU: 0 UID: 0 PID: 8815 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 570.028761][ T8815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 570.028772][ T8815] Call Trace: [ 570.028779][ T8815] [ 570.028787][ T8815] dump_stack_lvl+0xe8/0x150 [ 570.028816][ T8815] should_fail_ex+0x414/0x560 [ 570.028847][ T8815] prepare_alloc_pages+0x22b/0x650 [ 570.028879][ T8815] __alloc_frozen_pages_noprof+0x123/0x370 [ 570.028904][ T8815] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 570.028935][ T8815] ? policy_nodemask+0x27c/0x720 [ 570.028964][ T8815] alloc_pages_mpol+0x232/0x4a0 [ 570.028992][ T8815] vma_alloc_folio_noprof+0xe4/0x200 [ 570.029015][ T8815] ? lockdep_hardirqs_on+0x7b/0x110 [ 570.029036][ T8815] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 570.029072][ T8815] folio_prealloc+0x30/0x180 [ 570.029095][ T8815] do_wp_page+0x1231/0x5810 [ 570.029133][ T8815] ? __pfx_do_wp_page+0x10/0x10 [ 570.029148][ T8815] ? do_raw_spin_lock+0x121/0x290 [ 570.029168][ T8815] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 570.029195][ T8815] handle_mm_fault+0x14c5/0x32b0 [ 570.029225][ T8815] ? handle_mm_fault+0xdb/0x32b0 [ 570.029253][ T8815] ? __pfx_handle_mm_fault+0x10/0x10 [ 570.029269][ T8815] ? lock_vma_under_rcu+0x42c/0x4a0 [ 570.029302][ T8815] ? vfs_fallocate+0x714/0x7e0 [ 570.029335][ T8815] do_user_addr_fault+0xa7c/0x1380 [ 570.029363][ T8815] ? rcu_is_watching+0x15/0xb0 [ 570.029386][ T8815] ? trace_page_fault_user+0x84/0x1c0 [ 570.029410][ T8815] exc_page_fault+0x71/0xd0 [ 570.029431][ T8815] asm_exc_page_fault+0x26/0x30 [ 570.029448][ T8815] RIP: 0033:0x7f623f583330 [ 570.029465][ T8815] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 570.029481][ T8815] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 570.029498][ T8815] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 570.029510][ T8815] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 570.029521][ T8815] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 570.029533][ T8815] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 570.029545][ T8815] R13: 00000000000000ed R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 570.029574][ T8815] [ 570.029596][ T8815] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 570.474841][ T8817] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8817) [ 570.488356][ T8817] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 570.500698][ T8817] FAULT_INJECTION: forcing a failure. [ 570.500698][ T8817] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 570.514221][ T8817] CPU: 0 UID: 0 PID: 8817 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 570.514245][ T8817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 570.514256][ T8817] Call Trace: [ 570.514264][ T8817] [ 570.514272][ T8817] dump_stack_lvl+0xe8/0x150 [ 570.514300][ T8817] should_fail_ex+0x414/0x560 [ 570.514330][ T8817] prepare_alloc_pages+0x22b/0x650 [ 570.514361][ T8817] __alloc_frozen_pages_noprof+0x123/0x370 [ 570.514390][ T8817] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 570.514423][ T8817] ? policy_nodemask+0x27c/0x720 [ 570.514452][ T8817] alloc_pages_mpol+0x232/0x4a0 [ 570.514478][ T8817] vma_alloc_folio_noprof+0xe4/0x200 [ 570.514502][ T8817] ? lockdep_hardirqs_on+0x7b/0x110 [ 570.514522][ T8817] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 570.514567][ T8817] folio_prealloc+0x30/0x180 [ 570.514587][ T8817] do_wp_page+0x1231/0x5810 [ 570.514624][ T8817] ? __pfx_do_wp_page+0x10/0x10 [ 570.514640][ T8817] ? do_raw_spin_lock+0x121/0x290 [ 570.514660][ T8817] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 570.514686][ T8817] handle_mm_fault+0x14c5/0x32b0 [ 570.514715][ T8817] ? handle_mm_fault+0xdb/0x32b0 [ 570.514741][ T8817] ? __pfx_handle_mm_fault+0x10/0x10 [ 570.514758][ T8817] ? lock_vma_under_rcu+0x42c/0x4a0 [ 570.514790][ T8817] ? vfs_fallocate+0x714/0x7e0 [ 570.514819][ T8817] do_user_addr_fault+0xa7c/0x1380 [ 570.514840][ T8817] ? rcu_is_watching+0x15/0xb0 [ 570.514864][ T8817] ? trace_page_fault_user+0x84/0x1c0 [ 570.514888][ T8817] exc_page_fault+0x71/0xd0 [ 570.514908][ T8817] asm_exc_page_fault+0x26/0x30 [ 570.514926][ T8817] RIP: 0033:0x7f623f583330 [ 570.514942][ T8817] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 570.514959][ T8817] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 570.514973][ T8817] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 570.514984][ T8817] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 570.514996][ T8817] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 570.515009][ T8817] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 570.515021][ T8817] R13: 00000000000000ee R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 570.515051][ T8817] [ 570.515065][ T8817] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 570.928953][ T8819] set_capacity_and_notify: 1 callbacks suppressed [ 570.928966][ T8819] loop0: detected capacity change from 0 to 32768 [ 570.943556][ T8819] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8819) [ 570.957241][ T8819] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 570.969175][ T8819] FAULT_INJECTION: forcing a failure. [ 570.969175][ T8819] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 570.982611][ T8819] CPU: 0 UID: 0 PID: 8819 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 570.982635][ T8819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 570.982646][ T8819] Call Trace: [ 570.982653][ T8819] [ 570.982662][ T8819] dump_stack_lvl+0xe8/0x150 [ 570.982689][ T8819] should_fail_ex+0x414/0x560 [ 570.982721][ T8819] prepare_alloc_pages+0x22b/0x650 [ 570.982749][ T8819] __alloc_frozen_pages_noprof+0x123/0x370 [ 570.982775][ T8819] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 570.982806][ T8819] ? policy_nodemask+0x27c/0x720 [ 570.982835][ T8819] alloc_pages_mpol+0x232/0x4a0 [ 570.982863][ T8819] vma_alloc_folio_noprof+0xe4/0x200 [ 570.982886][ T8819] ? lockdep_hardirqs_on+0x7b/0x110 [ 570.982908][ T8819] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 570.982941][ T8819] folio_prealloc+0x30/0x180 [ 570.982962][ T8819] do_wp_page+0x1231/0x5810 [ 570.982999][ T8819] ? __pfx_do_wp_page+0x10/0x10 [ 570.983015][ T8819] ? do_raw_spin_lock+0x121/0x290 [ 570.983036][ T8819] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 570.983064][ T8819] handle_mm_fault+0x14c5/0x32b0 [ 570.983094][ T8819] ? handle_mm_fault+0xdb/0x32b0 [ 570.983119][ T8819] ? __pfx_handle_mm_fault+0x10/0x10 [ 570.983135][ T8819] ? lock_vma_under_rcu+0x42c/0x4a0 [ 570.983165][ T8819] ? vfs_fallocate+0x714/0x7e0 [ 570.983199][ T8819] do_user_addr_fault+0xa7c/0x1380 [ 570.983227][ T8819] ? rcu_is_watching+0x15/0xb0 [ 570.983251][ T8819] ? trace_page_fault_user+0x84/0x1c0 [ 570.983273][ T8819] exc_page_fault+0x71/0xd0 [ 570.983294][ T8819] asm_exc_page_fault+0x26/0x30 [ 570.983311][ T8819] RIP: 0033:0x7f623f583330 [ 570.983327][ T8819] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 570.983343][ T8819] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 570.983359][ T8819] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 570.983370][ T8819] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 570.983382][ T8819] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 570.983394][ T8819] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 570.983405][ T8819] R13: 00000000000000ef R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 570.983430][ T8819] [ 570.983444][ T8819] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 571.430006][ T8821] loop0: detected capacity change from 0 to 32768 [ 571.438382][ T8821] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8821) [ 571.452418][ T8821] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 571.464387][ T8821] FAULT_INJECTION: forcing a failure. [ 571.464387][ T8821] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 571.478051][ T8821] CPU: 1 UID: 0 PID: 8821 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 571.478074][ T8821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 571.478083][ T8821] Call Trace: [ 571.478091][ T8821] [ 571.478100][ T8821] dump_stack_lvl+0xe8/0x150 [ 571.478128][ T8821] should_fail_ex+0x414/0x560 [ 571.478160][ T8821] prepare_alloc_pages+0x22b/0x650 [ 571.478189][ T8821] __alloc_frozen_pages_noprof+0x123/0x370 [ 571.478215][ T8821] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 571.478246][ T8821] ? policy_nodemask+0x27c/0x720 [ 571.478275][ T8821] alloc_pages_mpol+0x232/0x4a0 [ 571.478303][ T8821] vma_alloc_folio_noprof+0xe4/0x200 [ 571.478327][ T8821] ? lockdep_hardirqs_on+0x7b/0x110 [ 571.478347][ T8821] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 571.478383][ T8821] folio_prealloc+0x30/0x180 [ 571.478404][ T8821] do_wp_page+0x1231/0x5810 [ 571.478442][ T8821] ? __pfx_do_wp_page+0x10/0x10 [ 571.478456][ T8821] ? do_raw_spin_lock+0x121/0x290 [ 571.478476][ T8821] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 571.478503][ T8821] handle_mm_fault+0x14c5/0x32b0 [ 571.478533][ T8821] ? handle_mm_fault+0xdb/0x32b0 [ 571.478557][ T8821] ? __pfx_handle_mm_fault+0x10/0x10 [ 571.478572][ T8821] ? lock_vma_under_rcu+0x42c/0x4a0 [ 571.478604][ T8821] ? vfs_fallocate+0x714/0x7e0 [ 571.478638][ T8821] do_user_addr_fault+0xa7c/0x1380 [ 571.478667][ T8821] ? rcu_is_watching+0x15/0xb0 [ 571.478692][ T8821] ? trace_page_fault_user+0x84/0x1c0 [ 571.478715][ T8821] exc_page_fault+0x71/0xd0 [ 571.478736][ T8821] asm_exc_page_fault+0x26/0x30 [ 571.478753][ T8821] RIP: 0033:0x7f623f583330 [ 571.478774][ T8821] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 571.478796][ T8821] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 571.478812][ T8821] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 571.478823][ T8821] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 571.478834][ T8821] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 571.478847][ T8821] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 571.478859][ T8821] R13: 00000000000000f0 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 571.478887][ T8821] [ 571.478963][ T8821] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 571.918769][ T8823] loop0: detected capacity change from 0 to 32768 [ 571.926878][ T8823] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8823) [ 571.940700][ T8823] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 572.192330][ T8824] loop0: detected capacity change from 0 to 32768 [ 572.202050][ T8824] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8824) [ 572.216795][ T8824] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 572.324006][ T8824] FAULT_INJECTION: forcing a failure. [ 572.324006][ T8824] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 572.337321][ T8824] CPU: 0 UID: 0 PID: 8824 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 572.337337][ T8824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 572.337344][ T8824] Call Trace: [ 572.337349][ T8824] [ 572.337353][ T8824] dump_stack_lvl+0xe8/0x150 [ 572.337372][ T8824] should_fail_ex+0x414/0x560 [ 572.337398][ T8824] prepare_alloc_pages+0x22b/0x650 [ 572.337419][ T8824] __alloc_frozen_pages_noprof+0x123/0x370 [ 572.337436][ T8824] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 572.337454][ T8824] ? policy_nodemask+0x27c/0x720 [ 572.337471][ T8824] alloc_pages_mpol+0x232/0x4a0 [ 572.337488][ T8824] vma_alloc_folio_noprof+0xe4/0x200 [ 572.337502][ T8824] ? lockdep_hardirqs_on+0x7b/0x110 [ 572.337514][ T8824] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 572.337534][ T8824] folio_prealloc+0x30/0x180 [ 572.337547][ T8824] do_wp_page+0x1231/0x5810 [ 572.337566][ T8824] ? __pfx_do_wp_page+0x10/0x10 [ 572.337574][ T8824] ? do_raw_spin_lock+0x121/0x290 [ 572.337586][ T8824] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 572.337601][ T8824] handle_mm_fault+0x14c5/0x32b0 [ 572.337617][ T8824] ? handle_mm_fault+0xdb/0x32b0 [ 572.337633][ T8824] ? __pfx_handle_mm_fault+0x10/0x10 [ 572.337643][ T8824] ? lock_vma_under_rcu+0x42c/0x4a0 [ 572.337660][ T8824] ? vfs_fallocate+0x714/0x7e0 [ 572.337679][ T8824] do_user_addr_fault+0xa7c/0x1380 [ 572.337695][ T8824] ? rcu_is_watching+0x15/0xb0 [ 572.337710][ T8824] ? trace_page_fault_user+0x84/0x1c0 [ 572.337723][ T8824] exc_page_fault+0x71/0xd0 [ 572.337734][ T8824] asm_exc_page_fault+0x26/0x30 [ 572.337744][ T8824] RIP: 0033:0x7f623f583330 [ 572.337754][ T8824] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 572.337763][ T8824] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 572.337774][ T8824] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 572.337780][ T8824] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 572.337787][ T8824] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 572.337794][ T8824] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 572.337800][ T8824] R13: 00000000000000f2 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 572.337815][ T8824] [ 572.337826][ T8824] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 572.719375][ T8826] loop0: detected capacity change from 0 to 32768 [ 572.727783][ T8826] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 572.738802][ T8826] FAULT_INJECTION: forcing a failure. [ 572.738802][ T8826] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 572.752165][ T8826] CPU: 0 UID: 0 PID: 8826 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 572.752188][ T8826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 572.752199][ T8826] Call Trace: [ 572.752207][ T8826] [ 572.752215][ T8826] dump_stack_lvl+0xe8/0x150 [ 572.752243][ T8826] should_fail_ex+0x414/0x560 [ 572.752273][ T8826] prepare_alloc_pages+0x22b/0x650 [ 572.752303][ T8826] __alloc_frozen_pages_noprof+0x123/0x370 [ 572.752329][ T8826] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 572.752362][ T8826] ? policy_nodemask+0x27c/0x720 [ 572.752392][ T8826] alloc_pages_mpol+0x232/0x4a0 [ 572.752422][ T8826] vma_alloc_folio_noprof+0xe4/0x200 [ 572.752445][ T8826] ? lockdep_hardirqs_on+0x7b/0x110 [ 572.752466][ T8826] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 572.752500][ T8826] folio_prealloc+0x30/0x180 [ 572.752520][ T8826] do_wp_page+0x1231/0x5810 [ 572.752564][ T8826] ? __pfx_do_wp_page+0x10/0x10 [ 572.752578][ T8826] ? do_raw_spin_lock+0x121/0x290 [ 572.752599][ T8826] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 572.752623][ T8826] handle_mm_fault+0x14c5/0x32b0 [ 572.752652][ T8826] ? handle_mm_fault+0xdb/0x32b0 [ 572.752679][ T8826] ? __pfx_handle_mm_fault+0x10/0x10 [ 572.752695][ T8826] ? lock_vma_under_rcu+0x42c/0x4a0 [ 572.752725][ T8826] ? vfs_fallocate+0x714/0x7e0 [ 572.752758][ T8826] do_user_addr_fault+0xa7c/0x1380 [ 572.752785][ T8826] ? rcu_is_watching+0x15/0xb0 [ 572.752808][ T8826] ? trace_page_fault_user+0x84/0x1c0 [ 572.752831][ T8826] exc_page_fault+0x71/0xd0 [ 572.752853][ T8826] asm_exc_page_fault+0x26/0x30 [ 572.752869][ T8826] RIP: 0033:0x7f623f583330 [ 572.752885][ T8826] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 572.752900][ T8826] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 572.752916][ T8826] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 572.752927][ T8826] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 572.752939][ T8826] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 572.752952][ T8826] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 572.752964][ T8826] R13: 00000000000000f3 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 572.752994][ T8826] [ 572.753009][ T8826] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 573.221728][ T8828] loop0: detected capacity change from 0 to 32768 [ 573.235611][ T8828] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8828) [ 573.254224][ T8828] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 573.288942][ T8828] FAULT_INJECTION: forcing a failure. [ 573.288942][ T8828] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 573.317239][ T8828] CPU: 1 UID: 0 PID: 8828 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 573.317264][ T8828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 573.317274][ T8828] Call Trace: [ 573.317289][ T8828] [ 573.317298][ T8828] dump_stack_lvl+0xe8/0x150 [ 573.317325][ T8828] should_fail_ex+0x414/0x560 [ 573.317355][ T8828] prepare_alloc_pages+0x22b/0x650 [ 573.317381][ T8828] __alloc_frozen_pages_noprof+0x123/0x370 [ 573.317403][ T8828] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 573.317428][ T8828] ? policy_nodemask+0x27c/0x720 [ 573.317450][ T8828] alloc_pages_mpol+0x232/0x4a0 [ 573.317473][ T8828] vma_alloc_folio_noprof+0xe4/0x200 [ 573.317492][ T8828] ? lockdep_hardirqs_on+0x7b/0x110 [ 573.317508][ T8828] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 573.317537][ T8828] folio_prealloc+0x30/0x180 [ 573.317554][ T8828] do_wp_page+0x1231/0x5810 [ 573.317582][ T8828] ? __pfx_do_wp_page+0x10/0x10 [ 573.317594][ T8828] ? do_raw_spin_lock+0x121/0x290 [ 573.317609][ T8828] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 573.317630][ T8828] handle_mm_fault+0x14c5/0x32b0 [ 573.317654][ T8828] ? handle_mm_fault+0xdb/0x32b0 [ 573.317673][ T8828] ? __pfx_handle_mm_fault+0x10/0x10 [ 573.317686][ T8828] ? lock_vma_under_rcu+0x42c/0x4a0 [ 573.317711][ T8828] ? vfs_fallocate+0x714/0x7e0 [ 573.317740][ T8828] do_user_addr_fault+0xa7c/0x1380 [ 573.317764][ T8828] ? rcu_is_watching+0x15/0xb0 [ 573.317782][ T8828] ? trace_page_fault_user+0x84/0x1c0 [ 573.317800][ T8828] exc_page_fault+0x71/0xd0 [ 573.317816][ T8828] asm_exc_page_fault+0x26/0x30 [ 573.317830][ T8828] RIP: 0033:0x7f623f583330 [ 573.317844][ T8828] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 573.317856][ T8828] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 573.317869][ T8828] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 573.317878][ T8828] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 573.317887][ T8828] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 573.317897][ T8828] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 573.317906][ T8828] R13: 00000000000000f4 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 573.317928][ T8828] [ 573.317945][ T8828] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 573.781224][ T8830] loop0: detected capacity change from 0 to 32768 [ 573.789319][ T8830] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8830) [ 573.803163][ T8830] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 573.814323][ T8830] FAULT_INJECTION: forcing a failure. [ 573.814323][ T8830] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 573.827883][ T8830] CPU: 1 UID: 0 PID: 8830 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 573.827906][ T8830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 573.827917][ T8830] Call Trace: [ 573.827924][ T8830] [ 573.827932][ T8830] dump_stack_lvl+0xe8/0x150 [ 573.827958][ T8830] should_fail_ex+0x414/0x560 [ 573.827983][ T8830] prepare_alloc_pages+0x22b/0x650 [ 573.828009][ T8830] __alloc_frozen_pages_noprof+0x123/0x370 [ 573.828031][ T8830] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 573.828057][ T8830] ? policy_nodemask+0x27c/0x720 [ 573.828079][ T8830] alloc_pages_mpol+0x232/0x4a0 [ 573.828102][ T8830] vma_alloc_folio_noprof+0xe4/0x200 [ 573.828121][ T8830] ? lockdep_hardirqs_on+0x7b/0x110 [ 573.828138][ T8830] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 573.828166][ T8830] folio_prealloc+0x30/0x180 [ 573.828184][ T8830] do_wp_page+0x1231/0x5810 [ 573.828212][ T8830] ? __pfx_do_wp_page+0x10/0x10 [ 573.828224][ T8830] ? do_raw_spin_lock+0x121/0x290 [ 573.828241][ T8830] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 573.828264][ T8830] handle_mm_fault+0x14c5/0x32b0 [ 573.828290][ T8830] ? handle_mm_fault+0xdb/0x32b0 [ 573.828311][ T8830] ? __pfx_handle_mm_fault+0x10/0x10 [ 573.828325][ T8830] ? lock_vma_under_rcu+0x42c/0x4a0 [ 573.828353][ T8830] ? vfs_fallocate+0x714/0x7e0 [ 573.828389][ T8830] do_user_addr_fault+0xa7c/0x1380 [ 573.828417][ T8830] ? rcu_is_watching+0x15/0xb0 [ 573.828436][ T8830] ? trace_page_fault_user+0x84/0x1c0 [ 573.828454][ T8830] exc_page_fault+0x71/0xd0 [ 573.828471][ T8830] asm_exc_page_fault+0x26/0x30 [ 573.828493][ T8830] RIP: 0033:0x7f623f583330 [ 573.828507][ T8830] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 573.828520][ T8830] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 573.828533][ T8830] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 573.828543][ T8830] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 573.828552][ T8830] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 573.828562][ T8830] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 573.828571][ T8830] R13: 00000000000000f5 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 573.828594][ T8830] [ 573.828613][ T8830] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 574.248539][ T8832] loop0: detected capacity change from 0 to 32768 [ 574.256567][ T8832] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8832) [ 574.270031][ T8832] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 574.280992][ T8832] FAULT_INJECTION: forcing a failure. [ 574.280992][ T8832] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 574.294441][ T8832] CPU: 1 UID: 0 PID: 8832 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 574.294462][ T8832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 574.294472][ T8832] Call Trace: [ 574.294479][ T8832] [ 574.294486][ T8832] dump_stack_lvl+0xe8/0x150 [ 574.294522][ T8832] should_fail_ex+0x414/0x560 [ 574.294551][ T8832] prepare_alloc_pages+0x22b/0x650 [ 574.294583][ T8832] __alloc_frozen_pages_noprof+0x123/0x370 [ 574.294610][ T8832] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 574.294640][ T8832] ? policy_nodemask+0x27c/0x720 [ 574.294668][ T8832] alloc_pages_mpol+0x232/0x4a0 [ 574.294697][ T8832] vma_alloc_folio_noprof+0xe4/0x200 [ 574.294721][ T8832] ? lockdep_hardirqs_on+0x7b/0x110 [ 574.294742][ T8832] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 574.294777][ T8832] folio_prealloc+0x30/0x180 [ 574.294799][ T8832] do_wp_page+0x1231/0x5810 [ 574.294834][ T8832] ? __pfx_do_wp_page+0x10/0x10 [ 574.294850][ T8832] ? do_raw_spin_lock+0x121/0x290 [ 574.294872][ T8832] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 574.294900][ T8832] handle_mm_fault+0x14c5/0x32b0 [ 574.294931][ T8832] ? handle_mm_fault+0xdb/0x32b0 [ 574.294958][ T8832] ? __pfx_handle_mm_fault+0x10/0x10 [ 574.294974][ T8832] ? lock_vma_under_rcu+0x42c/0x4a0 [ 574.295006][ T8832] ? vfs_fallocate+0x714/0x7e0 [ 574.295039][ T8832] do_user_addr_fault+0xa7c/0x1380 [ 574.295066][ T8832] ? rcu_is_watching+0x15/0xb0 [ 574.295090][ T8832] ? trace_page_fault_user+0x84/0x1c0 [ 574.295112][ T8832] exc_page_fault+0x71/0xd0 [ 574.295133][ T8832] asm_exc_page_fault+0x26/0x30 [ 574.295150][ T8832] RIP: 0033:0x7f623f583330 [ 574.295167][ T8832] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 574.295182][ T8832] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 574.295198][ T8832] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 574.295209][ T8832] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 574.295220][ T8832] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 574.295232][ T8832] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 574.295243][ T8832] R13: 00000000000000f6 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 574.295271][ T8832] [ 574.295285][ T8832] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 574.731490][ T8834] loop0: detected capacity change from 0 to 32768 [ 574.739607][ T8834] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8834) [ 574.753237][ T8834] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 574.764333][ T8834] FAULT_INJECTION: forcing a failure. [ 574.764333][ T8834] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 574.778302][ T8834] CPU: 1 UID: 0 PID: 8834 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 574.778325][ T8834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 574.778336][ T8834] Call Trace: [ 574.778344][ T8834] [ 574.778352][ T8834] dump_stack_lvl+0xe8/0x150 [ 574.778380][ T8834] should_fail_ex+0x414/0x560 [ 574.778412][ T8834] prepare_alloc_pages+0x22b/0x650 [ 574.778443][ T8834] __alloc_frozen_pages_noprof+0x123/0x370 [ 574.778478][ T8834] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 574.778508][ T8834] ? policy_nodemask+0x27c/0x720 [ 574.778537][ T8834] alloc_pages_mpol+0x232/0x4a0 [ 574.778567][ T8834] vma_alloc_folio_noprof+0xe4/0x200 [ 574.778593][ T8834] ? lockdep_hardirqs_on+0x7b/0x110 [ 574.778614][ T8834] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 574.778650][ T8834] folio_prealloc+0x30/0x180 [ 574.778671][ T8834] do_wp_page+0x1231/0x5810 [ 574.778708][ T8834] ? __pfx_do_wp_page+0x10/0x10 [ 574.778724][ T8834] ? do_raw_spin_lock+0x121/0x290 [ 574.778753][ T8834] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 574.778781][ T8834] handle_mm_fault+0x14c5/0x32b0 [ 574.778811][ T8834] ? handle_mm_fault+0xdb/0x32b0 [ 574.778836][ T8834] ? __pfx_handle_mm_fault+0x10/0x10 [ 574.778852][ T8834] ? lock_vma_under_rcu+0x42c/0x4a0 [ 574.778884][ T8834] ? vfs_fallocate+0x714/0x7e0 [ 574.778918][ T8834] do_user_addr_fault+0xa7c/0x1380 [ 574.778947][ T8834] ? rcu_is_watching+0x15/0xb0 [ 574.778971][ T8834] ? trace_page_fault_user+0x84/0x1c0 [ 574.778995][ T8834] exc_page_fault+0x71/0xd0 [ 574.779015][ T8834] asm_exc_page_fault+0x26/0x30 [ 574.779033][ T8834] RIP: 0033:0x7f623f583330 [ 574.779049][ T8834] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 574.779064][ T8834] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 574.779080][ T8834] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 574.779090][ T8834] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 574.779101][ T8834] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 574.779113][ T8834] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 574.779124][ T8834] R13: 00000000000000f7 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 574.779155][ T8834] [ 574.779169][ T8834] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 575.220352][ T8836] loop0: detected capacity change from 0 to 32768 [ 575.228835][ T8836] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8836) [ 575.242407][ T8836] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 575.253782][ T8836] FAULT_INJECTION: forcing a failure. [ 575.253782][ T8836] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 575.267554][ T8836] CPU: 1 UID: 0 PID: 8836 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 575.267577][ T8836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 575.267593][ T8836] Call Trace: [ 575.267599][ T8836] [ 575.267607][ T8836] dump_stack_lvl+0xe8/0x150 [ 575.267635][ T8836] should_fail_ex+0x414/0x560 [ 575.267666][ T8836] prepare_alloc_pages+0x22b/0x650 [ 575.267698][ T8836] __alloc_frozen_pages_noprof+0x123/0x370 [ 575.267725][ T8836] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 575.267757][ T8836] ? policy_nodemask+0x27c/0x720 [ 575.267783][ T8836] alloc_pages_mpol+0x232/0x4a0 [ 575.267811][ T8836] vma_alloc_folio_noprof+0xe4/0x200 [ 575.267835][ T8836] ? lockdep_hardirqs_on+0x7b/0x110 [ 575.267855][ T8836] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 575.267891][ T8836] folio_prealloc+0x30/0x180 [ 575.267913][ T8836] do_wp_page+0x1231/0x5810 [ 575.267946][ T8836] ? __pfx_do_wp_page+0x10/0x10 [ 575.267962][ T8836] ? do_raw_spin_lock+0x121/0x290 [ 575.267983][ T8836] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 575.268011][ T8836] handle_mm_fault+0x14c5/0x32b0 [ 575.268042][ T8836] ? handle_mm_fault+0xdb/0x32b0 [ 575.268069][ T8836] ? __pfx_handle_mm_fault+0x10/0x10 [ 575.268095][ T8836] ? lock_vma_under_rcu+0x42c/0x4a0 [ 575.268124][ T8836] ? vfs_fallocate+0x714/0x7e0 [ 575.268152][ T8836] do_user_addr_fault+0xa7c/0x1380 [ 575.268177][ T8836] ? rcu_is_watching+0x15/0xb0 [ 575.268199][ T8836] ? trace_page_fault_user+0x84/0x1c0 [ 575.268220][ T8836] exc_page_fault+0x71/0xd0 [ 575.268238][ T8836] asm_exc_page_fault+0x26/0x30 [ 575.268255][ T8836] RIP: 0033:0x7f623f583330 [ 575.268271][ T8836] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 575.268287][ T8836] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 575.268303][ T8836] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 575.268315][ T8836] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 575.268325][ T8836] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 575.268336][ T8836] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 575.268347][ T8836] R13: 00000000000000f8 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 575.268376][ T8836] [ 575.268414][ T8836] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 575.708092][ T8838] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8838) [ 575.721561][ T8838] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 575.732842][ T8838] FAULT_INJECTION: forcing a failure. [ 575.732842][ T8838] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 575.747144][ T8838] CPU: 1 UID: 0 PID: 8838 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 575.747171][ T8838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 575.747181][ T8838] Call Trace: [ 575.747188][ T8838] [ 575.747195][ T8838] dump_stack_lvl+0xe8/0x150 [ 575.747223][ T8838] should_fail_ex+0x414/0x560 [ 575.747250][ T8838] prepare_alloc_pages+0x22b/0x650 [ 575.747277][ T8838] __alloc_frozen_pages_noprof+0x123/0x370 [ 575.747299][ T8838] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 575.747330][ T8838] ? policy_nodemask+0x27c/0x720 [ 575.747356][ T8838] alloc_pages_mpol+0x232/0x4a0 [ 575.747381][ T8838] vma_alloc_folio_noprof+0xe4/0x200 [ 575.747402][ T8838] ? lockdep_hardirqs_on+0x7b/0x110 [ 575.747423][ T8838] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 575.747455][ T8838] folio_prealloc+0x30/0x180 [ 575.747476][ T8838] do_wp_page+0x1231/0x5810 [ 575.747510][ T8838] ? __pfx_do_wp_page+0x10/0x10 [ 575.747525][ T8838] ? do_raw_spin_lock+0x121/0x290 [ 575.747544][ T8838] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 575.747568][ T8838] handle_mm_fault+0x14c5/0x32b0 [ 575.747597][ T8838] ? handle_mm_fault+0xdb/0x32b0 [ 575.747623][ T8838] ? __pfx_handle_mm_fault+0x10/0x10 [ 575.747638][ T8838] ? lock_vma_under_rcu+0x42c/0x4a0 [ 575.747667][ T8838] ? vfs_fallocate+0x714/0x7e0 [ 575.747697][ T8838] do_user_addr_fault+0xa7c/0x1380 [ 575.747724][ T8838] ? rcu_is_watching+0x15/0xb0 [ 575.747749][ T8838] ? trace_page_fault_user+0x84/0x1c0 [ 575.747773][ T8838] exc_page_fault+0x71/0xd0 [ 575.747793][ T8838] asm_exc_page_fault+0x26/0x30 [ 575.747810][ T8838] RIP: 0033:0x7f623f583330 [ 575.747827][ T8838] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 575.747841][ T8838] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 575.747857][ T8838] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 575.747868][ T8838] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 575.747879][ T8838] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 575.747891][ T8838] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 575.747902][ T8838] R13: 00000000000000f9 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 575.747929][ T8838] [ 575.977853][ T8838] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 576.224596][ T8839] set_capacity_and_notify: 1 callbacks suppressed [ 576.224613][ T8839] loop0: detected capacity change from 0 to 32768 [ 576.239530][ T8839] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8839) [ 576.253120][ T8839] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 576.264250][ T8839] FAULT_INJECTION: forcing a failure. [ 576.264250][ T8839] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 576.277619][ T8839] CPU: 1 UID: 0 PID: 8839 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 576.277639][ T8839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 576.277648][ T8839] Call Trace: [ 576.277655][ T8839] [ 576.277663][ T8839] dump_stack_lvl+0xe8/0x150 [ 576.277688][ T8839] should_fail_ex+0x414/0x560 [ 576.277718][ T8839] prepare_alloc_pages+0x22b/0x650 [ 576.277750][ T8839] __alloc_frozen_pages_noprof+0x123/0x370 [ 576.277776][ T8839] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 576.277808][ T8839] ? policy_nodemask+0x27c/0x720 [ 576.277838][ T8839] alloc_pages_mpol+0x232/0x4a0 [ 576.277868][ T8839] vma_alloc_folio_noprof+0xe4/0x200 [ 576.277893][ T8839] ? lockdep_hardirqs_on+0x7b/0x110 [ 576.277913][ T8839] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 576.277949][ T8839] folio_prealloc+0x30/0x180 [ 576.277969][ T8839] do_wp_page+0x1231/0x5810 [ 576.278005][ T8839] ? __pfx_do_wp_page+0x10/0x10 [ 576.278020][ T8839] ? do_raw_spin_lock+0x121/0x290 [ 576.278040][ T8839] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 576.278068][ T8839] handle_mm_fault+0x14c5/0x32b0 [ 576.278098][ T8839] ? handle_mm_fault+0xdb/0x32b0 [ 576.278123][ T8839] ? __pfx_handle_mm_fault+0x10/0x10 [ 576.278140][ T8839] ? lock_vma_under_rcu+0x42c/0x4a0 [ 576.278172][ T8839] ? vfs_fallocate+0x714/0x7e0 [ 576.278205][ T8839] do_user_addr_fault+0xa7c/0x1380 [ 576.278240][ T8839] ? rcu_is_watching+0x15/0xb0 [ 576.278264][ T8839] ? trace_page_fault_user+0x84/0x1c0 [ 576.278286][ T8839] exc_page_fault+0x71/0xd0 [ 576.278305][ T8839] asm_exc_page_fault+0x26/0x30 [ 576.278321][ T8839] RIP: 0033:0x7f623f583330 [ 576.278338][ T8839] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 576.278354][ T8839] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 576.278370][ T8839] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 576.278382][ T8839] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 576.278394][ T8839] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 576.278406][ T8839] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 576.278418][ T8839] R13: 00000000000000fa R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 576.278446][ T8839] [ 576.279892][ T8839] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 576.746898][ T8842] loop0: detected capacity change from 0 to 32768 [ 576.755991][ T8842] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8842) [ 576.769770][ T8842] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 576.781038][ T8842] FAULT_INJECTION: forcing a failure. [ 576.781038][ T8842] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 576.794438][ T8842] CPU: 0 UID: 0 PID: 8842 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 576.794459][ T8842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 576.794469][ T8842] Call Trace: [ 576.794476][ T8842] [ 576.794482][ T8842] dump_stack_lvl+0xe8/0x150 [ 576.794509][ T8842] should_fail_ex+0x414/0x560 [ 576.794545][ T8842] prepare_alloc_pages+0x22b/0x650 [ 576.794576][ T8842] __alloc_frozen_pages_noprof+0x123/0x370 [ 576.794603][ T8842] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 576.794634][ T8842] ? policy_nodemask+0x27c/0x720 [ 576.794662][ T8842] alloc_pages_mpol+0x232/0x4a0 [ 576.794693][ T8842] vma_alloc_folio_noprof+0xe4/0x200 [ 576.794719][ T8842] ? lockdep_hardirqs_on+0x7b/0x110 [ 576.794739][ T8842] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 576.794774][ T8842] folio_prealloc+0x30/0x180 [ 576.794797][ T8842] do_wp_page+0x1231/0x5810 [ 576.794833][ T8842] ? __pfx_do_wp_page+0x10/0x10 [ 576.794848][ T8842] ? do_raw_spin_lock+0x121/0x290 [ 576.794869][ T8842] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 576.794895][ T8842] handle_mm_fault+0x14c5/0x32b0 [ 576.794934][ T8842] ? handle_mm_fault+0xdb/0x32b0 [ 576.794960][ T8842] ? __pfx_handle_mm_fault+0x10/0x10 [ 576.794976][ T8842] ? lock_vma_under_rcu+0x42c/0x4a0 [ 576.795008][ T8842] ? vfs_fallocate+0x714/0x7e0 [ 576.795041][ T8842] do_user_addr_fault+0xa7c/0x1380 [ 576.795069][ T8842] ? rcu_is_watching+0x15/0xb0 [ 576.795093][ T8842] ? trace_page_fault_user+0x84/0x1c0 [ 576.795115][ T8842] exc_page_fault+0x71/0xd0 [ 576.795135][ T8842] asm_exc_page_fault+0x26/0x30 [ 576.795151][ T8842] RIP: 0033:0x7f623f583330 [ 576.795167][ T8842] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 576.795183][ T8842] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 576.795199][ T8842] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 576.795211][ T8842] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 576.795222][ T8842] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 576.795234][ T8842] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 576.795246][ T8842] R13: 00000000000000fb R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 576.795275][ T8842] [ 576.795289][ T8842] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 577.233961][ T8844] loop0: detected capacity change from 0 to 32768 [ 577.242061][ T8844] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8844) [ 577.255922][ T8844] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 577.267000][ T8844] FAULT_INJECTION: forcing a failure. [ 577.267000][ T8844] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 577.280999][ T8844] CPU: 0 UID: 0 PID: 8844 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 577.281023][ T8844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 577.281033][ T8844] Call Trace: [ 577.281041][ T8844] [ 577.281049][ T8844] dump_stack_lvl+0xe8/0x150 [ 577.281077][ T8844] should_fail_ex+0x414/0x560 [ 577.281108][ T8844] prepare_alloc_pages+0x22b/0x650 [ 577.281139][ T8844] __alloc_frozen_pages_noprof+0x123/0x370 [ 577.281167][ T8844] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 577.281209][ T8844] ? policy_nodemask+0x27c/0x720 [ 577.281239][ T8844] alloc_pages_mpol+0x232/0x4a0 [ 577.281268][ T8844] vma_alloc_folio_noprof+0xe4/0x200 [ 577.281292][ T8844] ? lockdep_hardirqs_on+0x7b/0x110 [ 577.281313][ T8844] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 577.281350][ T8844] folio_prealloc+0x30/0x180 [ 577.281372][ T8844] do_wp_page+0x1231/0x5810 [ 577.281410][ T8844] ? __pfx_do_wp_page+0x10/0x10 [ 577.281425][ T8844] ? do_raw_spin_lock+0x121/0x290 [ 577.281445][ T8844] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 577.281471][ T8844] handle_mm_fault+0x14c5/0x32b0 [ 577.281501][ T8844] ? handle_mm_fault+0xdb/0x32b0 [ 577.281527][ T8844] ? __pfx_handle_mm_fault+0x10/0x10 [ 577.281544][ T8844] ? lock_vma_under_rcu+0x42c/0x4a0 [ 577.281578][ T8844] ? vfs_fallocate+0x714/0x7e0 [ 577.281612][ T8844] do_user_addr_fault+0xa7c/0x1380 [ 577.281640][ T8844] ? rcu_is_watching+0x15/0xb0 [ 577.281663][ T8844] ? trace_page_fault_user+0x84/0x1c0 [ 577.281687][ T8844] exc_page_fault+0x71/0xd0 [ 577.281708][ T8844] asm_exc_page_fault+0x26/0x30 [ 577.281725][ T8844] RIP: 0033:0x7f623f583330 [ 577.281742][ T8844] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 577.281758][ T8844] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 577.281774][ T8844] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 577.281786][ T8844] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 577.281797][ T8844] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 577.281809][ T8844] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 577.281821][ T8844] R13: 00000000000000fc R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 577.281849][ T8844] [ 577.281862][ T8844] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 577.699938][ T8846] loop0: detected capacity change from 0 to 32768 [ 577.710143][ T8846] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8846) [ 577.723636][ T8846] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 577.741149][ T8846] FAULT_INJECTION: forcing a failure. [ 577.741149][ T8846] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 577.754823][ T8846] CPU: 1 UID: 0 PID: 8846 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 577.754845][ T8846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 577.754855][ T8846] Call Trace: [ 577.754863][ T8846] [ 577.754871][ T8846] dump_stack_lvl+0xe8/0x150 [ 577.754898][ T8846] should_fail_ex+0x414/0x560 [ 577.754930][ T8846] prepare_alloc_pages+0x22b/0x650 [ 577.754962][ T8846] __alloc_frozen_pages_noprof+0x123/0x370 [ 577.754990][ T8846] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 577.755023][ T8846] ? policy_nodemask+0x27c/0x720 [ 577.755052][ T8846] alloc_pages_mpol+0x232/0x4a0 [ 577.755082][ T8846] vma_alloc_folio_noprof+0xe4/0x200 [ 577.755107][ T8846] ? lockdep_hardirqs_on+0x7b/0x110 [ 577.755127][ T8846] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 577.755169][ T8846] folio_prealloc+0x30/0x180 [ 577.755192][ T8846] do_wp_page+0x1231/0x5810 [ 577.755230][ T8846] ? __pfx_do_wp_page+0x10/0x10 [ 577.755245][ T8846] ? do_raw_spin_lock+0x121/0x290 [ 577.755267][ T8846] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 577.755294][ T8846] handle_mm_fault+0x14c5/0x32b0 [ 577.755325][ T8846] ? handle_mm_fault+0xdb/0x32b0 [ 577.755351][ T8846] ? __pfx_handle_mm_fault+0x10/0x10 [ 577.755368][ T8846] ? lock_vma_under_rcu+0x42c/0x4a0 [ 577.755401][ T8846] ? vfs_fallocate+0x714/0x7e0 [ 577.755435][ T8846] do_user_addr_fault+0xa7c/0x1380 [ 577.755464][ T8846] ? rcu_is_watching+0x15/0xb0 [ 577.755488][ T8846] ? trace_page_fault_user+0x84/0x1c0 [ 577.755512][ T8846] exc_page_fault+0x71/0xd0 [ 577.755538][ T8846] asm_exc_page_fault+0x26/0x30 [ 577.755555][ T8846] RIP: 0033:0x7f623f583330 [ 577.755572][ T8846] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 577.755587][ T8846] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 577.755604][ T8846] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 577.755615][ T8846] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 577.755627][ T8846] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 577.755640][ T8846] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 577.755653][ T8846] R13: 00000000000000fd R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 577.755683][ T8846] [ 577.755761][ T8846] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 578.181448][ T8848] loop0: detected capacity change from 0 to 32768 [ 578.189897][ T8848] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8848) [ 578.203625][ T8848] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 578.214727][ T8848] FAULT_INJECTION: forcing a failure. [ 578.214727][ T8848] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 578.228721][ T8848] CPU: 1 UID: 0 PID: 8848 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 578.228742][ T8848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 578.228751][ T8848] Call Trace: [ 578.228758][ T8848] [ 578.228766][ T8848] dump_stack_lvl+0xe8/0x150 [ 578.228805][ T8848] should_fail_ex+0x414/0x560 [ 578.228837][ T8848] prepare_alloc_pages+0x22b/0x650 [ 578.228869][ T8848] __alloc_frozen_pages_noprof+0x123/0x370 [ 578.228898][ T8848] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 578.228929][ T8848] ? policy_nodemask+0x27c/0x720 [ 578.228957][ T8848] alloc_pages_mpol+0x232/0x4a0 [ 578.228986][ T8848] vma_alloc_folio_noprof+0xe4/0x200 [ 578.229011][ T8848] ? lockdep_hardirqs_on+0x7b/0x110 [ 578.229032][ T8848] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 578.229068][ T8848] folio_prealloc+0x30/0x180 [ 578.229091][ T8848] do_wp_page+0x1231/0x5810 [ 578.229128][ T8848] ? __pfx_do_wp_page+0x10/0x10 [ 578.229143][ T8848] ? do_raw_spin_lock+0x121/0x290 [ 578.229163][ T8848] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 578.229191][ T8848] handle_mm_fault+0x14c5/0x32b0 [ 578.229223][ T8848] ? handle_mm_fault+0xdb/0x32b0 [ 578.229250][ T8848] ? __pfx_handle_mm_fault+0x10/0x10 [ 578.229267][ T8848] ? lock_vma_under_rcu+0x42c/0x4a0 [ 578.229299][ T8848] ? vfs_fallocate+0x714/0x7e0 [ 578.229331][ T8848] do_user_addr_fault+0xa7c/0x1380 [ 578.229358][ T8848] ? rcu_is_watching+0x15/0xb0 [ 578.229380][ T8848] ? trace_page_fault_user+0x84/0x1c0 [ 578.229402][ T8848] exc_page_fault+0x71/0xd0 [ 578.229421][ T8848] asm_exc_page_fault+0x26/0x30 [ 578.229439][ T8848] RIP: 0033:0x7f623f583330 [ 578.229456][ T8848] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 578.229472][ T8848] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 578.229489][ T8848] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 578.229500][ T8848] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 578.229512][ T8848] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 578.229525][ T8848] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 578.229537][ T8848] R13: 00000000000000fe R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 578.229566][ T8848] [ 578.229578][ T8848] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 578.672437][ T8850] loop0: detected capacity change from 0 to 32768 [ 578.680728][ T8850] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8850) [ 578.697863][ T8850] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 578.709070][ T8850] FAULT_INJECTION: forcing a failure. [ 578.709070][ T8850] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 578.722482][ T8850] CPU: 1 UID: 0 PID: 8850 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 578.722507][ T8850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 578.722517][ T8850] Call Trace: [ 578.722525][ T8850] [ 578.722534][ T8850] dump_stack_lvl+0xe8/0x150 [ 578.722564][ T8850] should_fail_ex+0x414/0x560 [ 578.722596][ T8850] prepare_alloc_pages+0x22b/0x650 [ 578.722627][ T8850] __alloc_frozen_pages_noprof+0x123/0x370 [ 578.722654][ T8850] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 578.722688][ T8850] ? policy_nodemask+0x27c/0x720 [ 578.722717][ T8850] alloc_pages_mpol+0x232/0x4a0 [ 578.722754][ T8850] vma_alloc_folio_noprof+0xe4/0x200 [ 578.722779][ T8850] ? lockdep_hardirqs_on+0x7b/0x110 [ 578.722799][ T8850] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 578.722835][ T8850] folio_prealloc+0x30/0x180 [ 578.722857][ T8850] do_wp_page+0x1231/0x5810 [ 578.722896][ T8850] ? __pfx_do_wp_page+0x10/0x10 [ 578.722911][ T8850] ? do_raw_spin_lock+0x121/0x290 [ 578.722932][ T8850] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 578.722959][ T8850] handle_mm_fault+0x14c5/0x32b0 [ 578.722988][ T8850] ? handle_mm_fault+0xdb/0x32b0 [ 578.723014][ T8850] ? __pfx_handle_mm_fault+0x10/0x10 [ 578.723032][ T8850] ? lock_vma_under_rcu+0x42c/0x4a0 [ 578.723065][ T8850] ? vfs_fallocate+0x714/0x7e0 [ 578.723099][ T8850] do_user_addr_fault+0xa7c/0x1380 [ 578.723128][ T8850] ? rcu_is_watching+0x15/0xb0 [ 578.723151][ T8850] ? trace_page_fault_user+0x84/0x1c0 [ 578.723176][ T8850] exc_page_fault+0x71/0xd0 [ 578.723197][ T8850] asm_exc_page_fault+0x26/0x30 [ 578.723214][ T8850] RIP: 0033:0x7f623f583330 [ 578.723232][ T8850] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 578.723248][ T8850] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 578.723264][ T8850] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 578.723275][ T8850] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 578.723286][ T8850] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 578.723298][ T8850] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 578.723309][ T8850] R13: 00000000000000ff R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 578.723338][ T8850] [ 578.723352][ T8850] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 579.143217][ T8852] loop0: detected capacity change from 0 to 32768 [ 579.151305][ T8852] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8852) [ 579.164731][ T8852] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 579.431400][ T8853] loop0: detected capacity change from 0 to 32768 [ 579.440318][ T8853] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8853) [ 579.455247][ T8853] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 579.466864][ T8853] FAULT_INJECTION: forcing a failure. [ 579.466864][ T8853] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 579.480550][ T8853] CPU: 0 UID: 0 PID: 8853 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 579.480574][ T8853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 579.480585][ T8853] Call Trace: [ 579.480593][ T8853] [ 579.480600][ T8853] dump_stack_lvl+0xe8/0x150 [ 579.480628][ T8853] should_fail_ex+0x414/0x560 [ 579.480661][ T8853] prepare_alloc_pages+0x22b/0x650 [ 579.480693][ T8853] __alloc_frozen_pages_noprof+0x123/0x370 [ 579.480721][ T8853] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 579.480761][ T8853] ? policy_nodemask+0x27c/0x720 [ 579.480791][ T8853] alloc_pages_mpol+0x232/0x4a0 [ 579.480821][ T8853] vma_alloc_folio_noprof+0xe4/0x200 [ 579.480847][ T8853] ? lockdep_hardirqs_on+0x7b/0x110 [ 579.480868][ T8853] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 579.480903][ T8853] folio_prealloc+0x30/0x180 [ 579.480926][ T8853] do_wp_page+0x1231/0x5810 [ 579.480964][ T8853] ? __pfx_do_wp_page+0x10/0x10 [ 579.480978][ T8853] ? do_raw_spin_lock+0x121/0x290 [ 579.480998][ T8853] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 579.481024][ T8853] handle_mm_fault+0x14c5/0x32b0 [ 579.481055][ T8853] ? handle_mm_fault+0xdb/0x32b0 [ 579.481081][ T8853] ? __pfx_handle_mm_fault+0x10/0x10 [ 579.481097][ T8853] ? lock_vma_under_rcu+0x42c/0x4a0 [ 579.481129][ T8853] ? vfs_fallocate+0x714/0x7e0 [ 579.481162][ T8853] do_user_addr_fault+0xa7c/0x1380 [ 579.481191][ T8853] ? rcu_is_watching+0x15/0xb0 [ 579.481215][ T8853] ? trace_page_fault_user+0x84/0x1c0 [ 579.481238][ T8853] exc_page_fault+0x71/0xd0 [ 579.481259][ T8853] asm_exc_page_fault+0x26/0x30 [ 579.481277][ T8853] RIP: 0033:0x7f623f583330 [ 579.481293][ T8853] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 579.481309][ T8853] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 579.481325][ T8853] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 579.481336][ T8853] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 579.481346][ T8853] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 579.481359][ T8853] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 579.481370][ T8853] R13: 0000000000000101 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 579.481399][ T8853] [ 579.481412][ T8853] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 579.936669][ T8856] loop0: detected capacity change from 0 to 32768 [ 579.944880][ T8856] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8856) [ 579.959550][ T8856] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 579.970562][ T8856] FAULT_INJECTION: forcing a failure. [ 579.970562][ T8856] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 579.983943][ T8856] CPU: 0 UID: 0 PID: 8856 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 579.983969][ T8856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 579.983981][ T8856] Call Trace: [ 579.983989][ T8856] [ 579.983996][ T8856] dump_stack_lvl+0xe8/0x150 [ 579.984024][ T8856] should_fail_ex+0x414/0x560 [ 579.984056][ T8856] prepare_alloc_pages+0x22b/0x650 [ 579.984088][ T8856] __alloc_frozen_pages_noprof+0x123/0x370 [ 579.984116][ T8856] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 579.984148][ T8856] ? policy_nodemask+0x27c/0x720 [ 579.984177][ T8856] alloc_pages_mpol+0x232/0x4a0 [ 579.984206][ T8856] vma_alloc_folio_noprof+0xe4/0x200 [ 579.984230][ T8856] ? lockdep_hardirqs_on+0x7b/0x110 [ 579.984251][ T8856] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 579.984286][ T8856] folio_prealloc+0x30/0x180 [ 579.984309][ T8856] do_wp_page+0x1231/0x5810 [ 579.984346][ T8856] ? __pfx_do_wp_page+0x10/0x10 [ 579.984362][ T8856] ? do_raw_spin_lock+0x121/0x290 [ 579.984382][ T8856] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 579.984409][ T8856] handle_mm_fault+0x14c5/0x32b0 [ 579.984440][ T8856] ? handle_mm_fault+0xdb/0x32b0 [ 579.984467][ T8856] ? __pfx_handle_mm_fault+0x10/0x10 [ 579.984483][ T8856] ? lock_vma_under_rcu+0x42c/0x4a0 [ 579.984515][ T8856] ? vfs_fallocate+0x714/0x7e0 [ 579.984548][ T8856] do_user_addr_fault+0xa7c/0x1380 [ 579.984575][ T8856] ? rcu_is_watching+0x15/0xb0 [ 579.984596][ T8856] ? trace_page_fault_user+0x84/0x1c0 [ 579.984617][ T8856] exc_page_fault+0x71/0xd0 [ 579.984637][ T8856] asm_exc_page_fault+0x26/0x30 [ 579.984654][ T8856] RIP: 0033:0x7f623f583330 [ 579.984671][ T8856] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 579.984687][ T8856] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 579.984703][ T8856] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 579.984714][ T8856] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 579.984725][ T8856] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 579.984737][ T8856] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 579.984749][ T8856] R13: 0000000000000102 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 579.984776][ T8856] [ 579.984790][ T8856] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 580.404354][ T8858] loop0: detected capacity change from 0 to 32768 [ 580.412468][ T8858] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8858) [ 580.426167][ T8858] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 580.437894][ T8858] FAULT_INJECTION: forcing a failure. [ 580.437894][ T8858] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 580.451213][ T8858] CPU: 0 UID: 0 PID: 8858 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 580.451235][ T8858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 580.451246][ T8858] Call Trace: [ 580.451254][ T8858] [ 580.451261][ T8858] dump_stack_lvl+0xe8/0x150 [ 580.451288][ T8858] should_fail_ex+0x414/0x560 [ 580.451318][ T8858] prepare_alloc_pages+0x22b/0x650 [ 580.451345][ T8858] __alloc_frozen_pages_noprof+0x123/0x370 [ 580.451369][ T8858] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 580.451400][ T8858] ? policy_nodemask+0x27c/0x720 [ 580.451426][ T8858] alloc_pages_mpol+0x232/0x4a0 [ 580.451454][ T8858] vma_alloc_folio_noprof+0xe4/0x200 [ 580.451479][ T8858] ? lockdep_hardirqs_on+0x7b/0x110 [ 580.451500][ T8858] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 580.451536][ T8858] folio_prealloc+0x30/0x180 [ 580.451559][ T8858] do_wp_page+0x1231/0x5810 [ 580.451595][ T8858] ? __pfx_do_wp_page+0x10/0x10 [ 580.451610][ T8858] ? do_raw_spin_lock+0x121/0x290 [ 580.451631][ T8858] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 580.451658][ T8858] handle_mm_fault+0x14c5/0x32b0 [ 580.451690][ T8858] ? handle_mm_fault+0xdb/0x32b0 [ 580.451716][ T8858] ? __pfx_handle_mm_fault+0x10/0x10 [ 580.451733][ T8858] ? lock_vma_under_rcu+0x42c/0x4a0 [ 580.451765][ T8858] ? vfs_fallocate+0x714/0x7e0 [ 580.451798][ T8858] do_user_addr_fault+0xa7c/0x1380 [ 580.451834][ T8858] ? rcu_is_watching+0x15/0xb0 [ 580.451857][ T8858] ? trace_page_fault_user+0x84/0x1c0 [ 580.451881][ T8858] exc_page_fault+0x71/0xd0 [ 580.451902][ T8858] asm_exc_page_fault+0x26/0x30 [ 580.451920][ T8858] RIP: 0033:0x7f623f583330 [ 580.451936][ T8858] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 580.451952][ T8858] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 580.451968][ T8858] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 580.451979][ T8858] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 580.451990][ T8858] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 580.452003][ T8858] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 580.452015][ T8858] R13: 0000000000000103 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 580.452043][ T8858] [ 580.452187][ T8858] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 580.887604][ T8860] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8860) [ 580.901141][ T8860] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 580.912856][ T8860] FAULT_INJECTION: forcing a failure. [ 580.912856][ T8860] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 580.926174][ T8860] CPU: 0 UID: 0 PID: 8860 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 580.926199][ T8860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 580.926211][ T8860] Call Trace: [ 580.926219][ T8860] [ 580.926227][ T8860] dump_stack_lvl+0xe8/0x150 [ 580.926255][ T8860] should_fail_ex+0x414/0x560 [ 580.926286][ T8860] prepare_alloc_pages+0x22b/0x650 [ 580.926317][ T8860] __alloc_frozen_pages_noprof+0x123/0x370 [ 580.926345][ T8860] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 580.926378][ T8860] ? policy_nodemask+0x27c/0x720 [ 580.926415][ T8860] alloc_pages_mpol+0x232/0x4a0 [ 580.926448][ T8860] vma_alloc_folio_noprof+0xe4/0x200 [ 580.926473][ T8860] ? lockdep_hardirqs_on+0x7b/0x110 [ 580.926493][ T8860] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 580.926529][ T8860] folio_prealloc+0x30/0x180 [ 580.926551][ T8860] do_wp_page+0x1231/0x5810 [ 580.926590][ T8860] ? __pfx_do_wp_page+0x10/0x10 [ 580.926606][ T8860] ? do_raw_spin_lock+0x121/0x290 [ 580.926626][ T8860] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 580.926653][ T8860] handle_mm_fault+0x14c5/0x32b0 [ 580.926683][ T8860] ? handle_mm_fault+0xdb/0x32b0 [ 580.926709][ T8860] ? __pfx_handle_mm_fault+0x10/0x10 [ 580.926726][ T8860] ? lock_vma_under_rcu+0x42c/0x4a0 [ 580.926759][ T8860] ? vfs_fallocate+0x714/0x7e0 [ 580.926799][ T8860] do_user_addr_fault+0xa7c/0x1380 [ 580.926828][ T8860] ? rcu_is_watching+0x15/0xb0 [ 580.926852][ T8860] ? trace_page_fault_user+0x84/0x1c0 [ 580.926877][ T8860] exc_page_fault+0x71/0xd0 [ 580.926898][ T8860] asm_exc_page_fault+0x26/0x30 [ 580.926915][ T8860] RIP: 0033:0x7f623f583330 [ 580.926933][ T8860] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 580.926950][ T8860] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 580.926967][ T8860] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 580.926978][ T8860] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 580.926989][ T8860] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 580.927001][ T8860] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 580.927012][ T8860] R13: 0000000000000104 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 580.927034][ T8860] [ 581.394945][ T8861] set_capacity_and_notify: 1 callbacks suppressed [ 581.394962][ T8861] loop0: detected capacity change from 0 to 32768 [ 581.410704][ T8861] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8861) [ 581.424370][ T8861] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 581.435769][ T8861] FAULT_INJECTION: forcing a failure. [ 581.435769][ T8861] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 581.449598][ T8861] CPU: 1 UID: 0 PID: 8861 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 581.449620][ T8861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 581.449630][ T8861] Call Trace: [ 581.449638][ T8861] [ 581.449644][ T8861] dump_stack_lvl+0xe8/0x150 [ 581.449671][ T8861] should_fail_ex+0x414/0x560 [ 581.449710][ T8861] prepare_alloc_pages+0x22b/0x650 [ 581.449741][ T8861] __alloc_frozen_pages_noprof+0x123/0x370 [ 581.449767][ T8861] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 581.449799][ T8861] ? policy_nodemask+0x27c/0x720 [ 581.449829][ T8861] alloc_pages_mpol+0x232/0x4a0 [ 581.449859][ T8861] vma_alloc_folio_noprof+0xe4/0x200 [ 581.449884][ T8861] ? lockdep_hardirqs_on+0x7b/0x110 [ 581.449904][ T8861] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 581.449939][ T8861] folio_prealloc+0x30/0x180 [ 581.449961][ T8861] do_wp_page+0x1231/0x5810 [ 581.449997][ T8861] ? __pfx_do_wp_page+0x10/0x10 [ 581.450013][ T8861] ? do_raw_spin_lock+0x121/0x290 [ 581.450034][ T8861] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 581.450061][ T8861] handle_mm_fault+0x14c5/0x32b0 [ 581.450090][ T8861] ? handle_mm_fault+0xdb/0x32b0 [ 581.450116][ T8861] ? __pfx_handle_mm_fault+0x10/0x10 [ 581.450132][ T8861] ? lock_vma_under_rcu+0x42c/0x4a0 [ 581.450164][ T8861] ? vfs_fallocate+0x714/0x7e0 [ 581.450196][ T8861] do_user_addr_fault+0xa7c/0x1380 [ 581.450224][ T8861] ? rcu_is_watching+0x15/0xb0 [ 581.450248][ T8861] ? trace_page_fault_user+0x84/0x1c0 [ 581.450270][ T8861] exc_page_fault+0x71/0xd0 [ 581.450290][ T8861] asm_exc_page_fault+0x26/0x30 [ 581.450307][ T8861] RIP: 0033:0x7f623f583330 [ 581.450324][ T8861] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 581.450339][ T8861] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 581.450355][ T8861] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 581.450365][ T8861] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 581.450376][ T8861] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 581.450388][ T8861] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 581.450400][ T8861] R13: 0000000000000105 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 581.450429][ T8861] [ 581.450442][ T8861] pagefault_out_of_memory: 1 callbacks suppressed [ 581.450451][ T8861] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 581.894095][ T8864] loop0: detected capacity change from 0 to 32768 [ 581.902174][ T8864] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8864) [ 581.915707][ T8864] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 581.927099][ T8864] FAULT_INJECTION: forcing a failure. [ 581.927099][ T8864] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 581.947283][ T8864] CPU: 1 UID: 0 PID: 8864 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 581.947308][ T8864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 581.947318][ T8864] Call Trace: [ 581.947326][ T8864] [ 581.947333][ T8864] dump_stack_lvl+0xe8/0x150 [ 581.947361][ T8864] should_fail_ex+0x414/0x560 [ 581.947400][ T8864] prepare_alloc_pages+0x22b/0x650 [ 581.947431][ T8864] __alloc_frozen_pages_noprof+0x123/0x370 [ 581.947458][ T8864] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 581.947488][ T8864] ? policy_nodemask+0x27c/0x720 [ 581.947516][ T8864] alloc_pages_mpol+0x232/0x4a0 [ 581.947546][ T8864] vma_alloc_folio_noprof+0xe4/0x200 [ 581.947568][ T8864] ? lockdep_hardirqs_on+0x7b/0x110 [ 581.947588][ T8864] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 581.947620][ T8864] folio_prealloc+0x30/0x180 [ 581.947641][ T8864] do_wp_page+0x1231/0x5810 [ 581.947676][ T8864] ? __pfx_do_wp_page+0x10/0x10 [ 581.947691][ T8864] ? do_raw_spin_lock+0x121/0x290 [ 581.947713][ T8864] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 581.947741][ T8864] handle_mm_fault+0x14c5/0x32b0 [ 581.947772][ T8864] ? handle_mm_fault+0xdb/0x32b0 [ 581.947798][ T8864] ? __pfx_handle_mm_fault+0x10/0x10 [ 581.947813][ T8864] ? lock_vma_under_rcu+0x42c/0x4a0 [ 581.947844][ T8864] ? vfs_fallocate+0x714/0x7e0 [ 581.947876][ T8864] do_user_addr_fault+0xa7c/0x1380 [ 581.947905][ T8864] ? rcu_is_watching+0x15/0xb0 [ 581.947928][ T8864] ? trace_page_fault_user+0x84/0x1c0 [ 581.947959][ T8864] exc_page_fault+0x71/0xd0 [ 581.947980][ T8864] asm_exc_page_fault+0x26/0x30 [ 581.947998][ T8864] RIP: 0033:0x7f623f583330 [ 581.948015][ T8864] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 581.948030][ T8864] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 581.948045][ T8864] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 581.948057][ T8864] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 581.948068][ T8864] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 581.948080][ T8864] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 581.948092][ T8864] R13: 0000000000000106 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 581.948122][ T8864] [ 581.948181][ T8864] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 582.389592][ T8866] loop0: detected capacity change from 0 to 32768 [ 582.397744][ T8866] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8866) [ 582.411586][ T8866] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 582.422901][ T8866] FAULT_INJECTION: forcing a failure. [ 582.422901][ T8866] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 582.436959][ T8866] CPU: 1 UID: 0 PID: 8866 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 582.436982][ T8866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 582.436993][ T8866] Call Trace: [ 582.437000][ T8866] [ 582.437008][ T8866] dump_stack_lvl+0xe8/0x150 [ 582.437036][ T8866] should_fail_ex+0x414/0x560 [ 582.437069][ T8866] prepare_alloc_pages+0x22b/0x650 [ 582.437100][ T8866] __alloc_frozen_pages_noprof+0x123/0x370 [ 582.437128][ T8866] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 582.437159][ T8866] ? policy_nodemask+0x27c/0x720 [ 582.437191][ T8866] alloc_pages_mpol+0x232/0x4a0 [ 582.437216][ T8866] vma_alloc_folio_noprof+0xe4/0x200 [ 582.437240][ T8866] ? lockdep_hardirqs_on+0x7b/0x110 [ 582.437261][ T8866] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 582.437298][ T8866] folio_prealloc+0x30/0x180 [ 582.437321][ T8866] do_wp_page+0x1231/0x5810 [ 582.437356][ T8866] ? __pfx_do_wp_page+0x10/0x10 [ 582.437372][ T8866] ? do_raw_spin_lock+0x121/0x290 [ 582.437392][ T8866] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 582.437418][ T8866] handle_mm_fault+0x14c5/0x32b0 [ 582.437450][ T8866] ? handle_mm_fault+0xdb/0x32b0 [ 582.437477][ T8866] ? __pfx_handle_mm_fault+0x10/0x10 [ 582.437494][ T8866] ? lock_vma_under_rcu+0x42c/0x4a0 [ 582.437527][ T8866] ? vfs_fallocate+0x714/0x7e0 [ 582.437560][ T8866] do_user_addr_fault+0xa7c/0x1380 [ 582.437588][ T8866] ? rcu_is_watching+0x15/0xb0 [ 582.437619][ T8866] ? trace_page_fault_user+0x84/0x1c0 [ 582.437643][ T8866] exc_page_fault+0x71/0xd0 [ 582.437664][ T8866] asm_exc_page_fault+0x26/0x30 [ 582.437682][ T8866] RIP: 0033:0x7f623f583330 [ 582.437700][ T8866] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 582.437715][ T8866] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 582.437730][ T8866] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 582.437740][ T8866] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 582.437750][ T8866] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 582.437762][ T8866] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 582.437773][ T8866] R13: 0000000000000107 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 582.437801][ T8866] [ 582.664639][ T8866] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 582.945759][ T8868] loop0: detected capacity change from 0 to 32768 [ 582.954502][ T8868] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8868) [ 582.969126][ T8868] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 582.980390][ T8868] FAULT_INJECTION: forcing a failure. [ 582.980390][ T8868] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 582.994532][ T8868] CPU: 0 UID: 0 PID: 8868 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 582.994554][ T8868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 582.994565][ T8868] Call Trace: [ 582.994571][ T8868] [ 582.994579][ T8868] dump_stack_lvl+0xe8/0x150 [ 582.994607][ T8868] should_fail_ex+0x414/0x560 [ 582.994639][ T8868] prepare_alloc_pages+0x22b/0x650 [ 582.994670][ T8868] __alloc_frozen_pages_noprof+0x123/0x370 [ 582.994698][ T8868] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 582.994730][ T8868] ? policy_nodemask+0x27c/0x720 [ 582.994759][ T8868] alloc_pages_mpol+0x232/0x4a0 [ 582.994789][ T8868] vma_alloc_folio_noprof+0xe4/0x200 [ 582.994814][ T8868] ? lockdep_hardirqs_on+0x7b/0x110 [ 582.994835][ T8868] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 582.994871][ T8868] folio_prealloc+0x30/0x180 [ 582.994894][ T8868] do_wp_page+0x1231/0x5810 [ 582.994931][ T8868] ? __pfx_do_wp_page+0x10/0x10 [ 582.994947][ T8868] ? do_raw_spin_lock+0x121/0x290 [ 582.994968][ T8868] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 582.995003][ T8868] handle_mm_fault+0x14c5/0x32b0 [ 582.995034][ T8868] ? handle_mm_fault+0xdb/0x32b0 [ 582.995060][ T8868] ? __pfx_handle_mm_fault+0x10/0x10 [ 582.995077][ T8868] ? lock_vma_under_rcu+0x42c/0x4a0 [ 582.995110][ T8868] ? vfs_fallocate+0x714/0x7e0 [ 582.995143][ T8868] do_user_addr_fault+0xa7c/0x1380 [ 582.995172][ T8868] ? rcu_is_watching+0x15/0xb0 [ 582.995196][ T8868] ? trace_page_fault_user+0x84/0x1c0 [ 582.995220][ T8868] exc_page_fault+0x71/0xd0 [ 582.995245][ T8868] asm_exc_page_fault+0x26/0x30 [ 582.995263][ T8868] RIP: 0033:0x7f623f583330 [ 582.995280][ T8868] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 582.995296][ T8868] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 582.995311][ T8868] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 582.995329][ T8868] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 582.995340][ T8868] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 582.995353][ T8868] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 582.995364][ T8868] R13: 0000000000000108 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 582.995393][ T8868] [ 582.995469][ T8868] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 583.419572][ T8870] loop0: detected capacity change from 0 to 32768 [ 583.427735][ T8870] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8870) [ 583.441279][ T8870] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 583.452281][ T8870] FAULT_INJECTION: forcing a failure. [ 583.452281][ T8870] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 583.466134][ T8870] CPU: 0 UID: 0 PID: 8870 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 583.466159][ T8870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 583.466170][ T8870] Call Trace: [ 583.466178][ T8870] [ 583.466186][ T8870] dump_stack_lvl+0xe8/0x150 [ 583.466213][ T8870] should_fail_ex+0x414/0x560 [ 583.466244][ T8870] prepare_alloc_pages+0x22b/0x650 [ 583.466276][ T8870] __alloc_frozen_pages_noprof+0x123/0x370 [ 583.466301][ T8870] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 583.466338][ T8870] ? policy_nodemask+0x27c/0x720 [ 583.466366][ T8870] alloc_pages_mpol+0x232/0x4a0 [ 583.466394][ T8870] vma_alloc_folio_noprof+0xe4/0x200 [ 583.466419][ T8870] ? lockdep_hardirqs_on+0x7b/0x110 [ 583.466441][ T8870] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 583.466476][ T8870] folio_prealloc+0x30/0x180 [ 583.466498][ T8870] do_wp_page+0x1231/0x5810 [ 583.466535][ T8870] ? __pfx_do_wp_page+0x10/0x10 [ 583.466550][ T8870] ? do_raw_spin_lock+0x121/0x290 [ 583.466570][ T8870] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 583.466598][ T8870] handle_mm_fault+0x14c5/0x32b0 [ 583.466629][ T8870] ? handle_mm_fault+0xdb/0x32b0 [ 583.466656][ T8870] ? __pfx_handle_mm_fault+0x10/0x10 [ 583.466671][ T8870] ? lock_vma_under_rcu+0x42c/0x4a0 [ 583.466700][ T8870] ? vfs_fallocate+0x714/0x7e0 [ 583.466730][ T8870] do_user_addr_fault+0xa7c/0x1380 [ 583.466758][ T8870] ? rcu_is_watching+0x15/0xb0 [ 583.466783][ T8870] ? trace_page_fault_user+0x84/0x1c0 [ 583.466807][ T8870] exc_page_fault+0x71/0xd0 [ 583.466828][ T8870] asm_exc_page_fault+0x26/0x30 [ 583.466846][ T8870] RIP: 0033:0x7f623f583330 [ 583.466863][ T8870] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 583.466878][ T8870] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 583.466895][ T8870] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 583.466906][ T8870] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 583.466917][ T8870] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 583.466930][ T8870] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 583.466942][ T8870] R13: 0000000000000109 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 583.466971][ T8870] [ 583.466986][ T8870] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 583.902011][ T8872] loop0: detected capacity change from 0 to 32768 [ 583.910043][ T8872] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8872) [ 583.923595][ T8872] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 583.935154][ T8872] FAULT_INJECTION: forcing a failure. [ 583.935154][ T8872] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 583.948966][ T8872] CPU: 0 UID: 0 PID: 8872 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 583.948988][ T8872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 583.948997][ T8872] Call Trace: [ 583.949004][ T8872] [ 583.949011][ T8872] dump_stack_lvl+0xe8/0x150 [ 583.949037][ T8872] should_fail_ex+0x414/0x560 [ 583.949065][ T8872] prepare_alloc_pages+0x22b/0x650 [ 583.949094][ T8872] __alloc_frozen_pages_noprof+0x123/0x370 [ 583.949127][ T8872] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 583.949159][ T8872] ? policy_nodemask+0x27c/0x720 [ 583.949187][ T8872] alloc_pages_mpol+0x232/0x4a0 [ 583.949216][ T8872] vma_alloc_folio_noprof+0xe4/0x200 [ 583.949239][ T8872] ? lockdep_hardirqs_on+0x7b/0x110 [ 583.949260][ T8872] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 583.949296][ T8872] folio_prealloc+0x30/0x180 [ 583.949317][ T8872] do_wp_page+0x1231/0x5810 [ 583.949352][ T8872] ? __pfx_do_wp_page+0x10/0x10 [ 583.949367][ T8872] ? do_raw_spin_lock+0x121/0x290 [ 583.949388][ T8872] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 583.949416][ T8872] handle_mm_fault+0x14c5/0x32b0 [ 583.949448][ T8872] ? handle_mm_fault+0xdb/0x32b0 [ 583.949489][ T8872] ? __pfx_handle_mm_fault+0x10/0x10 [ 583.949505][ T8872] ? lock_vma_under_rcu+0x42c/0x4a0 [ 583.949537][ T8872] ? vfs_fallocate+0x714/0x7e0 [ 583.949570][ T8872] do_user_addr_fault+0xa7c/0x1380 [ 583.949597][ T8872] ? rcu_is_watching+0x15/0xb0 [ 583.949620][ T8872] ? trace_page_fault_user+0x84/0x1c0 [ 583.949641][ T8872] exc_page_fault+0x71/0xd0 [ 583.949662][ T8872] asm_exc_page_fault+0x26/0x30 [ 583.949679][ T8872] RIP: 0033:0x7f623f583330 [ 583.949696][ T8872] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 583.949711][ T8872] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 583.949727][ T8872] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 583.949738][ T8872] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 583.949750][ T8872] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 583.949762][ T8872] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 583.949773][ T8872] R13: 000000000000010a R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 583.949799][ T8872] [ 583.949812][ T8872] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 584.380632][ T8874] loop0: detected capacity change from 0 to 32768 [ 584.388784][ T8874] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8874) [ 584.402401][ T8874] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 584.413777][ T8874] FAULT_INJECTION: forcing a failure. [ 584.413777][ T8874] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 584.427064][ T8874] CPU: 0 UID: 0 PID: 8874 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 584.427089][ T8874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 584.427099][ T8874] Call Trace: [ 584.427106][ T8874] [ 584.427113][ T8874] dump_stack_lvl+0xe8/0x150 [ 584.427138][ T8874] should_fail_ex+0x414/0x560 [ 584.427171][ T8874] prepare_alloc_pages+0x22b/0x650 [ 584.427200][ T8874] __alloc_frozen_pages_noprof+0x123/0x370 [ 584.427225][ T8874] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 584.427255][ T8874] ? policy_nodemask+0x27c/0x720 [ 584.427280][ T8874] alloc_pages_mpol+0x232/0x4a0 [ 584.427307][ T8874] vma_alloc_folio_noprof+0xe4/0x200 [ 584.427330][ T8874] ? lockdep_hardirqs_on+0x7b/0x110 [ 584.427351][ T8874] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 584.427394][ T8874] folio_prealloc+0x30/0x180 [ 584.427417][ T8874] do_wp_page+0x1231/0x5810 [ 584.427454][ T8874] ? __pfx_do_wp_page+0x10/0x10 [ 584.427468][ T8874] ? do_raw_spin_lock+0x121/0x290 [ 584.427488][ T8874] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 584.427515][ T8874] handle_mm_fault+0x14c5/0x32b0 [ 584.427546][ T8874] ? handle_mm_fault+0xdb/0x32b0 [ 584.427573][ T8874] ? __pfx_handle_mm_fault+0x10/0x10 [ 584.427589][ T8874] ? lock_vma_under_rcu+0x42c/0x4a0 [ 584.427622][ T8874] ? vfs_fallocate+0x714/0x7e0 [ 584.427656][ T8874] do_user_addr_fault+0xa7c/0x1380 [ 584.427684][ T8874] ? rcu_is_watching+0x15/0xb0 [ 584.427708][ T8874] ? trace_page_fault_user+0x84/0x1c0 [ 584.427732][ T8874] exc_page_fault+0x71/0xd0 [ 584.427753][ T8874] asm_exc_page_fault+0x26/0x30 [ 584.427770][ T8874] RIP: 0033:0x7f623f583330 [ 584.427788][ T8874] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 584.427803][ T8874] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 584.427820][ T8874] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 584.427832][ T8874] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 584.427843][ T8874] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 584.427856][ T8874] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 584.427868][ T8874] R13: 000000000000010b R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 584.427896][ T8874] [ 584.659785][ T8874] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 584.928002][ T8875] loop0: detected capacity change from 0 to 32768 [ 584.938112][ T8875] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8875) [ 584.952041][ T8875] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 584.964386][ T8875] FAULT_INJECTION: forcing a failure. [ 584.964386][ T8875] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 584.977770][ T8875] CPU: 0 UID: 0 PID: 8875 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 584.977791][ T8875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 584.977801][ T8875] Call Trace: [ 584.977808][ T8875] [ 584.977814][ T8875] dump_stack_lvl+0xe8/0x150 [ 584.977842][ T8875] should_fail_ex+0x414/0x560 [ 584.977870][ T8875] prepare_alloc_pages+0x22b/0x650 [ 584.977899][ T8875] __alloc_frozen_pages_noprof+0x123/0x370 [ 584.977923][ T8875] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 584.977952][ T8875] ? policy_nodemask+0x27c/0x720 [ 584.977981][ T8875] alloc_pages_mpol+0x232/0x4a0 [ 584.978009][ T8875] vma_alloc_folio_noprof+0xe4/0x200 [ 584.978033][ T8875] ? lockdep_hardirqs_on+0x7b/0x110 [ 584.978052][ T8875] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 584.978101][ T8875] folio_prealloc+0x30/0x180 [ 584.978124][ T8875] do_wp_page+0x1231/0x5810 [ 584.978163][ T8875] ? __pfx_do_wp_page+0x10/0x10 [ 584.978179][ T8875] ? do_raw_spin_lock+0x121/0x290 [ 584.978200][ T8875] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 584.978227][ T8875] handle_mm_fault+0x14c5/0x32b0 [ 584.978257][ T8875] ? handle_mm_fault+0xdb/0x32b0 [ 584.978283][ T8875] ? __pfx_handle_mm_fault+0x10/0x10 [ 584.978299][ T8875] ? lock_vma_under_rcu+0x42c/0x4a0 [ 584.978330][ T8875] ? vfs_fallocate+0x714/0x7e0 [ 584.978361][ T8875] do_user_addr_fault+0xa7c/0x1380 [ 584.978390][ T8875] ? rcu_is_watching+0x15/0xb0 [ 584.978412][ T8875] ? trace_page_fault_user+0x84/0x1c0 [ 584.978436][ T8875] exc_page_fault+0x71/0xd0 [ 584.978456][ T8875] asm_exc_page_fault+0x26/0x30 [ 584.978473][ T8875] RIP: 0033:0x7f623f583330 [ 584.978489][ T8875] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 584.978504][ T8875] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 584.978518][ T8875] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 584.978529][ T8875] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 584.978540][ T8875] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 584.978552][ T8875] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 584.978563][ T8875] R13: 000000000000010c R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 584.978591][ T8875] [ 584.978605][ T8875] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 585.426777][ T8878] loop0: detected capacity change from 0 to 32768 [ 585.435287][ T8878] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8878) [ 585.449156][ T8878] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 585.460191][ T8878] FAULT_INJECTION: forcing a failure. [ 585.460191][ T8878] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 585.473516][ T8878] CPU: 1 UID: 0 PID: 8878 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 585.473536][ T8878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 585.473546][ T8878] Call Trace: [ 585.473554][ T8878] [ 585.473560][ T8878] dump_stack_lvl+0xe8/0x150 [ 585.473588][ T8878] should_fail_ex+0x414/0x560 [ 585.473619][ T8878] prepare_alloc_pages+0x22b/0x650 [ 585.473649][ T8878] __alloc_frozen_pages_noprof+0x123/0x370 [ 585.473678][ T8878] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 585.473711][ T8878] ? policy_nodemask+0x27c/0x720 [ 585.473739][ T8878] alloc_pages_mpol+0x232/0x4a0 [ 585.473768][ T8878] vma_alloc_folio_noprof+0xe4/0x200 [ 585.473791][ T8878] ? lockdep_hardirqs_on+0x7b/0x110 [ 585.473811][ T8878] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 585.473846][ T8878] folio_prealloc+0x30/0x180 [ 585.473869][ T8878] do_wp_page+0x1231/0x5810 [ 585.473906][ T8878] ? __pfx_do_wp_page+0x10/0x10 [ 585.473921][ T8878] ? do_raw_spin_lock+0x121/0x290 [ 585.473942][ T8878] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 585.473968][ T8878] handle_mm_fault+0x14c5/0x32b0 [ 585.473998][ T8878] ? handle_mm_fault+0xdb/0x32b0 [ 585.474024][ T8878] ? __pfx_handle_mm_fault+0x10/0x10 [ 585.474040][ T8878] ? lock_vma_under_rcu+0x42c/0x4a0 [ 585.474070][ T8878] ? vfs_fallocate+0x714/0x7e0 [ 585.474102][ T8878] do_user_addr_fault+0xa7c/0x1380 [ 585.474131][ T8878] ? rcu_is_watching+0x15/0xb0 [ 585.474155][ T8878] ? trace_page_fault_user+0x84/0x1c0 [ 585.474180][ T8878] exc_page_fault+0x71/0xd0 [ 585.474201][ T8878] asm_exc_page_fault+0x26/0x30 [ 585.474219][ T8878] RIP: 0033:0x7f623f583330 [ 585.474236][ T8878] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 585.474252][ T8878] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 585.474268][ T8878] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 585.474279][ T8878] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 585.474290][ T8878] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 585.474301][ T8878] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 585.474320][ T8878] R13: 000000000000010d R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 585.474348][ T8878] [ 585.474795][ T8878] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 585.896794][ T8880] loop0: detected capacity change from 0 to 32768 [ 585.905121][ T8880] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8880) [ 585.918572][ T8880] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 585.929673][ T8880] FAULT_INJECTION: forcing a failure. [ 585.929673][ T8880] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 585.943300][ T8880] CPU: 1 UID: 0 PID: 8880 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 585.943323][ T8880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 585.943333][ T8880] Call Trace: [ 585.943340][ T8880] [ 585.943347][ T8880] dump_stack_lvl+0xe8/0x150 [ 585.943376][ T8880] should_fail_ex+0x414/0x560 [ 585.943407][ T8880] prepare_alloc_pages+0x22b/0x650 [ 585.943443][ T8880] __alloc_frozen_pages_noprof+0x123/0x370 [ 585.943469][ T8880] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 585.943509][ T8880] ? policy_nodemask+0x27c/0x720 [ 585.943537][ T8880] alloc_pages_mpol+0x232/0x4a0 [ 585.943570][ T8880] vma_alloc_folio_noprof+0xe4/0x200 [ 585.943599][ T8880] ? lockdep_hardirqs_on+0x7b/0x110 [ 585.943620][ T8880] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 585.943661][ T8880] folio_prealloc+0x30/0x180 [ 585.943683][ T8880] do_wp_page+0x1231/0x5810 [ 585.943719][ T8880] ? __pfx_do_wp_page+0x10/0x10 [ 585.943734][ T8880] ? do_raw_spin_lock+0x121/0x290 [ 585.943755][ T8880] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 585.943784][ T8880] handle_mm_fault+0x14c5/0x32b0 [ 585.943815][ T8880] ? handle_mm_fault+0xdb/0x32b0 [ 585.943842][ T8880] ? __pfx_handle_mm_fault+0x10/0x10 [ 585.943859][ T8880] ? lock_vma_under_rcu+0x42c/0x4a0 [ 585.943889][ T8880] ? vfs_fallocate+0x714/0x7e0 [ 585.943922][ T8880] do_user_addr_fault+0xa7c/0x1380 [ 585.943951][ T8880] ? rcu_is_watching+0x15/0xb0 [ 585.943975][ T8880] ? trace_page_fault_user+0x84/0x1c0 [ 585.943999][ T8880] exc_page_fault+0x71/0xd0 [ 585.944028][ T8880] asm_exc_page_fault+0x26/0x30 [ 585.944046][ T8880] RIP: 0033:0x7f623f583330 [ 585.944061][ T8880] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 585.944075][ T8880] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 585.944090][ T8880] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 585.944101][ T8880] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 585.944111][ T8880] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 585.944122][ T8880] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 585.944133][ T8880] R13: 000000000000010e R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 585.944160][ T8880] [ 585.944177][ T8880] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 586.374904][ T8882] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8882) [ 586.388410][ T8882] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 586.399749][ T8882] FAULT_INJECTION: forcing a failure. [ 586.399749][ T8882] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 586.413490][ T8882] CPU: 1 UID: 0 PID: 8882 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 586.413513][ T8882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 586.413525][ T8882] Call Trace: [ 586.413533][ T8882] [ 586.413541][ T8882] dump_stack_lvl+0xe8/0x150 [ 586.413568][ T8882] should_fail_ex+0x414/0x560 [ 586.413598][ T8882] prepare_alloc_pages+0x22b/0x650 [ 586.413629][ T8882] __alloc_frozen_pages_noprof+0x123/0x370 [ 586.413657][ T8882] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 586.413690][ T8882] ? policy_nodemask+0x27c/0x720 [ 586.413720][ T8882] alloc_pages_mpol+0x232/0x4a0 [ 586.413749][ T8882] vma_alloc_folio_noprof+0xe4/0x200 [ 586.413773][ T8882] ? lockdep_hardirqs_on+0x7b/0x110 [ 586.413793][ T8882] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 586.413828][ T8882] folio_prealloc+0x30/0x180 [ 586.413851][ T8882] do_wp_page+0x1231/0x5810 [ 586.413890][ T8882] ? __pfx_do_wp_page+0x10/0x10 [ 586.413906][ T8882] ? do_raw_spin_lock+0x121/0x290 [ 586.413937][ T8882] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 586.413963][ T8882] handle_mm_fault+0x14c5/0x32b0 [ 586.413991][ T8882] ? handle_mm_fault+0xdb/0x32b0 [ 586.414017][ T8882] ? __pfx_handle_mm_fault+0x10/0x10 [ 586.414033][ T8882] ? lock_vma_under_rcu+0x42c/0x4a0 [ 586.414066][ T8882] ? vfs_fallocate+0x714/0x7e0 [ 586.414100][ T8882] do_user_addr_fault+0xa7c/0x1380 [ 586.414129][ T8882] ? rcu_is_watching+0x15/0xb0 [ 586.414152][ T8882] ? trace_page_fault_user+0x84/0x1c0 [ 586.414175][ T8882] exc_page_fault+0x71/0xd0 [ 586.414195][ T8882] asm_exc_page_fault+0x26/0x30 [ 586.414219][ T8882] RIP: 0033:0x7f623f583330 [ 586.414237][ T8882] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 586.414253][ T8882] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 586.414269][ T8882] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 586.414281][ T8882] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 586.414293][ T8882] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 586.414306][ T8882] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 586.414318][ T8882] R13: 000000000000010f R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 586.414345][ T8882] [ 586.879606][ T8884] set_capacity_and_notify: 1 callbacks suppressed [ 586.879623][ T8884] loop0: detected capacity change from 0 to 32768 [ 586.894468][ T8884] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8884) [ 586.908292][ T8884] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 586.919557][ T8884] FAULT_INJECTION: forcing a failure. [ 586.919557][ T8884] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 586.933128][ T8884] CPU: 1 UID: 0 PID: 8884 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 586.933151][ T8884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 586.933161][ T8884] Call Trace: [ 586.933168][ T8884] [ 586.933175][ T8884] dump_stack_lvl+0xe8/0x150 [ 586.933203][ T8884] should_fail_ex+0x414/0x560 [ 586.933234][ T8884] prepare_alloc_pages+0x22b/0x650 [ 586.933264][ T8884] __alloc_frozen_pages_noprof+0x123/0x370 [ 586.933291][ T8884] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 586.933322][ T8884] ? policy_nodemask+0x27c/0x720 [ 586.933351][ T8884] alloc_pages_mpol+0x232/0x4a0 [ 586.933380][ T8884] vma_alloc_folio_noprof+0xe4/0x200 [ 586.933402][ T8884] ? lockdep_hardirqs_on+0x7b/0x110 [ 586.933422][ T8884] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 586.933459][ T8884] folio_prealloc+0x30/0x180 [ 586.933482][ T8884] do_wp_page+0x1231/0x5810 [ 586.933520][ T8884] ? __pfx_do_wp_page+0x10/0x10 [ 586.933536][ T8884] ? do_raw_spin_lock+0x121/0x290 [ 586.933556][ T8884] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 586.933581][ T8884] handle_mm_fault+0x14c5/0x32b0 [ 586.933609][ T8884] ? handle_mm_fault+0xdb/0x32b0 [ 586.933635][ T8884] ? __pfx_handle_mm_fault+0x10/0x10 [ 586.933650][ T8884] ? lock_vma_under_rcu+0x42c/0x4a0 [ 586.933679][ T8884] ? vfs_fallocate+0x714/0x7e0 [ 586.933712][ T8884] do_user_addr_fault+0xa7c/0x1380 [ 586.933739][ T8884] ? rcu_is_watching+0x15/0xb0 [ 586.933762][ T8884] ? trace_page_fault_user+0x84/0x1c0 [ 586.933785][ T8884] exc_page_fault+0x71/0xd0 [ 586.933806][ T8884] asm_exc_page_fault+0x26/0x30 [ 586.933822][ T8884] RIP: 0033:0x7f623f583330 [ 586.933840][ T8884] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 586.933855][ T8884] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 586.933872][ T8884] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 586.933883][ T8884] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 586.933894][ T8884] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 586.933906][ T8884] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 586.933926][ T8884] R13: 0000000000000110 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 586.933955][ T8884] [ 586.933969][ T8884] pagefault_out_of_memory: 1 callbacks suppressed [ 586.934047][ T8884] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 587.387093][ T8886] loop0: detected capacity change from 0 to 32768 [ 587.395368][ T8886] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8886) [ 587.408850][ T8886] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 587.421614][ T8886] FAULT_INJECTION: forcing a failure. [ 587.421614][ T8886] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 587.435287][ T8886] CPU: 0 UID: 0 PID: 8886 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 587.435312][ T8886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 587.435323][ T8886] Call Trace: [ 587.435331][ T8886] [ 587.435339][ T8886] dump_stack_lvl+0xe8/0x150 [ 587.435367][ T8886] should_fail_ex+0x414/0x560 [ 587.435397][ T8886] prepare_alloc_pages+0x22b/0x650 [ 587.435427][ T8886] __alloc_frozen_pages_noprof+0x123/0x370 [ 587.435453][ T8886] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 587.435485][ T8886] ? policy_nodemask+0x27c/0x720 [ 587.435514][ T8886] alloc_pages_mpol+0x232/0x4a0 [ 587.435543][ T8886] vma_alloc_folio_noprof+0xe4/0x200 [ 587.435565][ T8886] ? lockdep_hardirqs_on+0x7b/0x110 [ 587.435585][ T8886] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 587.435618][ T8886] folio_prealloc+0x30/0x180 [ 587.435640][ T8886] do_wp_page+0x1231/0x5810 [ 587.435678][ T8886] ? __pfx_do_wp_page+0x10/0x10 [ 587.435694][ T8886] ? do_raw_spin_lock+0x121/0x290 [ 587.435715][ T8886] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 587.435742][ T8886] handle_mm_fault+0x14c5/0x32b0 [ 587.435772][ T8886] ? handle_mm_fault+0xdb/0x32b0 [ 587.435797][ T8886] ? __pfx_handle_mm_fault+0x10/0x10 [ 587.435814][ T8886] ? lock_vma_under_rcu+0x42c/0x4a0 [ 587.435843][ T8886] ? vfs_fallocate+0x714/0x7e0 [ 587.435874][ T8886] do_user_addr_fault+0xa7c/0x1380 [ 587.435901][ T8886] ? rcu_is_watching+0x15/0xb0 [ 587.435924][ T8886] ? trace_page_fault_user+0x84/0x1c0 [ 587.435947][ T8886] exc_page_fault+0x71/0xd0 [ 587.435967][ T8886] asm_exc_page_fault+0x26/0x30 [ 587.435984][ T8886] RIP: 0033:0x7f623f583330 [ 587.436001][ T8886] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 587.436016][ T8886] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 587.436032][ T8886] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 587.436043][ T8886] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 587.436054][ T8886] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 587.436066][ T8886] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 587.436078][ T8886] R13: 0000000000000111 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 587.436115][ T8886] [ 587.436128][ T8886] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 587.870209][ T8888] loop0: detected capacity change from 0 to 32768 [ 587.887756][ T8888] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8888) [ 587.901437][ T8888] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 587.912964][ T8888] FAULT_INJECTION: forcing a failure. [ 587.912964][ T8888] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 587.926584][ T8888] CPU: 1 UID: 0 PID: 8888 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 587.926607][ T8888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 587.926619][ T8888] Call Trace: [ 587.926627][ T8888] [ 587.926635][ T8888] dump_stack_lvl+0xe8/0x150 [ 587.926663][ T8888] should_fail_ex+0x414/0x560 [ 587.926696][ T8888] prepare_alloc_pages+0x22b/0x650 [ 587.926726][ T8888] __alloc_frozen_pages_noprof+0x123/0x370 [ 587.926753][ T8888] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 587.926783][ T8888] ? policy_nodemask+0x27c/0x720 [ 587.926812][ T8888] alloc_pages_mpol+0x232/0x4a0 [ 587.926842][ T8888] vma_alloc_folio_noprof+0xe4/0x200 [ 587.926867][ T8888] ? lockdep_hardirqs_on+0x7b/0x110 [ 587.926897][ T8888] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 587.926933][ T8888] folio_prealloc+0x30/0x180 [ 587.926956][ T8888] do_wp_page+0x1231/0x5810 [ 587.926994][ T8888] ? __pfx_do_wp_page+0x10/0x10 [ 587.927010][ T8888] ? do_raw_spin_lock+0x121/0x290 [ 587.927028][ T8888] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 587.927056][ T8888] handle_mm_fault+0x14c5/0x32b0 [ 587.927087][ T8888] ? handle_mm_fault+0xdb/0x32b0 [ 587.927113][ T8888] ? __pfx_handle_mm_fault+0x10/0x10 [ 587.927129][ T8888] ? lock_vma_under_rcu+0x42c/0x4a0 [ 587.927164][ T8888] ? vfs_fallocate+0x714/0x7e0 [ 587.927192][ T8888] do_user_addr_fault+0xa7c/0x1380 [ 587.927218][ T8888] ? rcu_is_watching+0x15/0xb0 [ 587.927239][ T8888] ? trace_page_fault_user+0x84/0x1c0 [ 587.927260][ T8888] exc_page_fault+0x71/0xd0 [ 587.927277][ T8888] asm_exc_page_fault+0x26/0x30 [ 587.927293][ T8888] RIP: 0033:0x7f623f583330 [ 587.927310][ T8888] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 587.927326][ T8888] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 587.927342][ T8888] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 587.927353][ T8888] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 587.927365][ T8888] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 587.927378][ T8888] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 587.927390][ T8888] R13: 0000000000000112 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 587.927419][ T8888] [ 588.158900][ T8888] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 588.409476][ T8890] loop0: detected capacity change from 0 to 32768 [ 588.421053][ T8890] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8890) [ 588.434534][ T8890] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 588.447559][ T8890] FAULT_INJECTION: forcing a failure. [ 588.447559][ T8890] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 588.461742][ T8890] CPU: 0 UID: 0 PID: 8890 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 588.461775][ T8890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 588.461787][ T8890] Call Trace: [ 588.461794][ T8890] [ 588.461808][ T8890] dump_stack_lvl+0xe8/0x150 [ 588.461836][ T8890] should_fail_ex+0x414/0x560 [ 588.461868][ T8890] prepare_alloc_pages+0x22b/0x650 [ 588.461896][ T8890] __alloc_frozen_pages_noprof+0x123/0x370 [ 588.461922][ T8890] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 588.461954][ T8890] ? policy_nodemask+0x27c/0x720 [ 588.461982][ T8890] alloc_pages_mpol+0x232/0x4a0 [ 588.462010][ T8890] vma_alloc_folio_noprof+0xe4/0x200 [ 588.462033][ T8890] ? lockdep_hardirqs_on+0x7b/0x110 [ 588.462054][ T8890] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 588.462090][ T8890] folio_prealloc+0x30/0x180 [ 588.462114][ T8890] do_wp_page+0x1231/0x5810 [ 588.462152][ T8890] ? __pfx_do_wp_page+0x10/0x10 [ 588.462168][ T8890] ? do_raw_spin_lock+0x121/0x290 [ 588.462187][ T8890] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 588.462212][ T8890] handle_mm_fault+0x14c5/0x32b0 [ 588.462240][ T8890] ? handle_mm_fault+0xdb/0x32b0 [ 588.462264][ T8890] ? __pfx_handle_mm_fault+0x10/0x10 [ 588.462281][ T8890] ? lock_vma_under_rcu+0x42c/0x4a0 [ 588.462313][ T8890] ? vfs_fallocate+0x714/0x7e0 [ 588.462346][ T8890] do_user_addr_fault+0xa7c/0x1380 [ 588.462374][ T8890] ? rcu_is_watching+0x15/0xb0 [ 588.462397][ T8890] ? trace_page_fault_user+0x84/0x1c0 [ 588.462420][ T8890] exc_page_fault+0x71/0xd0 [ 588.462440][ T8890] asm_exc_page_fault+0x26/0x30 [ 588.462458][ T8890] RIP: 0033:0x7f623f583330 [ 588.462476][ T8890] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 588.462493][ T8890] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 588.462509][ T8890] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 588.462521][ T8890] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 588.462533][ T8890] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 588.462544][ T8890] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 588.462554][ T8890] R13: 0000000000000113 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 588.462579][ T8890] [ 588.462591][ T8890] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 588.898599][ T8892] loop0: detected capacity change from 0 to 32768 [ 588.906676][ T8892] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8892) [ 588.920439][ T8892] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 588.931593][ T8892] FAULT_INJECTION: forcing a failure. [ 588.931593][ T8892] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 588.945199][ T8892] CPU: 1 UID: 0 PID: 8892 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 588.945221][ T8892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 588.945231][ T8892] Call Trace: [ 588.945238][ T8892] [ 588.945245][ T8892] dump_stack_lvl+0xe8/0x150 [ 588.945274][ T8892] should_fail_ex+0x414/0x560 [ 588.945311][ T8892] prepare_alloc_pages+0x22b/0x650 [ 588.945342][ T8892] __alloc_frozen_pages_noprof+0x123/0x370 [ 588.945369][ T8892] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 588.945403][ T8892] ? policy_nodemask+0x27c/0x720 [ 588.945432][ T8892] alloc_pages_mpol+0x232/0x4a0 [ 588.945463][ T8892] vma_alloc_folio_noprof+0xe4/0x200 [ 588.945487][ T8892] ? lockdep_hardirqs_on+0x7b/0x110 [ 588.945508][ T8892] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 588.945542][ T8892] folio_prealloc+0x30/0x180 [ 588.945564][ T8892] do_wp_page+0x1231/0x5810 [ 588.945604][ T8892] ? __pfx_do_wp_page+0x10/0x10 [ 588.945619][ T8892] ? do_raw_spin_lock+0x121/0x290 [ 588.945640][ T8892] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 588.945668][ T8892] handle_mm_fault+0x14c5/0x32b0 [ 588.945699][ T8892] ? handle_mm_fault+0xdb/0x32b0 [ 588.945725][ T8892] ? __pfx_handle_mm_fault+0x10/0x10 [ 588.945742][ T8892] ? lock_vma_under_rcu+0x42c/0x4a0 [ 588.945775][ T8892] ? vfs_fallocate+0x714/0x7e0 [ 588.945807][ T8892] do_user_addr_fault+0xa7c/0x1380 [ 588.945836][ T8892] ? rcu_is_watching+0x15/0xb0 [ 588.945860][ T8892] ? trace_page_fault_user+0x84/0x1c0 [ 588.945883][ T8892] exc_page_fault+0x71/0xd0 [ 588.945903][ T8892] asm_exc_page_fault+0x26/0x30 [ 588.945920][ T8892] RIP: 0033:0x7f623f583330 [ 588.945938][ T8892] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 588.945954][ T8892] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 588.945971][ T8892] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 588.945982][ T8892] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 588.945994][ T8892] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 588.946007][ T8892] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 588.946018][ T8892] R13: 0000000000000114 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 588.946053][ T8892] [ 588.946067][ T8892] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 589.369222][ T8894] loop0: detected capacity change from 0 to 32768 [ 589.377422][ T8894] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8894) [ 589.390946][ T8894] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 589.402458][ T8894] FAULT_INJECTION: forcing a failure. [ 589.402458][ T8894] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 589.415966][ T8894] CPU: 1 UID: 0 PID: 8894 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 589.415988][ T8894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 589.415998][ T8894] Call Trace: [ 589.416005][ T8894] [ 589.416011][ T8894] dump_stack_lvl+0xe8/0x150 [ 589.416038][ T8894] should_fail_ex+0x414/0x560 [ 589.416067][ T8894] prepare_alloc_pages+0x22b/0x650 [ 589.416098][ T8894] __alloc_frozen_pages_noprof+0x123/0x370 [ 589.416126][ T8894] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 589.416159][ T8894] ? policy_nodemask+0x27c/0x720 [ 589.416188][ T8894] alloc_pages_mpol+0x232/0x4a0 [ 589.416223][ T8894] vma_alloc_folio_noprof+0xe4/0x200 [ 589.416247][ T8894] ? lockdep_hardirqs_on+0x7b/0x110 [ 589.416268][ T8894] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 589.416303][ T8894] folio_prealloc+0x30/0x180 [ 589.416326][ T8894] do_wp_page+0x1231/0x5810 [ 589.416364][ T8894] ? __pfx_do_wp_page+0x10/0x10 [ 589.416379][ T8894] ? do_raw_spin_lock+0x121/0x290 [ 589.416398][ T8894] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 589.416424][ T8894] handle_mm_fault+0x14c5/0x32b0 [ 589.416455][ T8894] ? handle_mm_fault+0xdb/0x32b0 [ 589.416482][ T8894] ? __pfx_handle_mm_fault+0x10/0x10 [ 589.416499][ T8894] ? lock_vma_under_rcu+0x42c/0x4a0 [ 589.416532][ T8894] ? vfs_fallocate+0x714/0x7e0 [ 589.416567][ T8894] do_user_addr_fault+0xa7c/0x1380 [ 589.416595][ T8894] ? rcu_is_watching+0x15/0xb0 [ 589.416619][ T8894] ? trace_page_fault_user+0x84/0x1c0 [ 589.416642][ T8894] exc_page_fault+0x71/0xd0 [ 589.416661][ T8894] asm_exc_page_fault+0x26/0x30 [ 589.416677][ T8894] RIP: 0033:0x7f623f583330 [ 589.416692][ T8894] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 589.416707][ T8894] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 589.416722][ T8894] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 589.416732][ T8894] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 589.416740][ T8894] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 589.416750][ T8894] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 589.416761][ T8894] R13: 0000000000000115 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 589.416793][ T8894] [ 589.416808][ T8894] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 589.859051][ T8896] loop0: detected capacity change from 0 to 32768 [ 589.867061][ T8896] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8896) [ 589.880724][ T8896] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 589.900047][ T8896] FAULT_INJECTION: forcing a failure. [ 589.900047][ T8896] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 589.913644][ T8896] CPU: 1 UID: 0 PID: 8896 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 589.913675][ T8896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 589.913686][ T8896] Call Trace: [ 589.913693][ T8896] [ 589.913701][ T8896] dump_stack_lvl+0xe8/0x150 [ 589.913729][ T8896] should_fail_ex+0x414/0x560 [ 589.913761][ T8896] prepare_alloc_pages+0x22b/0x650 [ 589.913793][ T8896] __alloc_frozen_pages_noprof+0x123/0x370 [ 589.913821][ T8896] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 589.913854][ T8896] ? policy_nodemask+0x27c/0x720 [ 589.913881][ T8896] alloc_pages_mpol+0x232/0x4a0 [ 589.913908][ T8896] vma_alloc_folio_noprof+0xe4/0x200 [ 589.913930][ T8896] ? lockdep_hardirqs_on+0x7b/0x110 [ 589.913950][ T8896] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 589.913983][ T8896] folio_prealloc+0x30/0x180 [ 589.914006][ T8896] do_wp_page+0x1231/0x5810 [ 589.914044][ T8896] ? __pfx_do_wp_page+0x10/0x10 [ 589.914059][ T8896] ? do_raw_spin_lock+0x121/0x290 [ 589.914081][ T8896] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 589.914109][ T8896] handle_mm_fault+0x14c5/0x32b0 [ 589.914140][ T8896] ? handle_mm_fault+0xdb/0x32b0 [ 589.914166][ T8896] ? __pfx_handle_mm_fault+0x10/0x10 [ 589.914181][ T8896] ? lock_vma_under_rcu+0x42c/0x4a0 [ 589.914213][ T8896] ? vfs_fallocate+0x714/0x7e0 [ 589.914246][ T8896] do_user_addr_fault+0xa7c/0x1380 [ 589.914276][ T8896] ? rcu_is_watching+0x15/0xb0 [ 589.914300][ T8896] ? trace_page_fault_user+0x84/0x1c0 [ 589.914325][ T8896] exc_page_fault+0x71/0xd0 [ 589.914345][ T8896] asm_exc_page_fault+0x26/0x30 [ 589.914363][ T8896] RIP: 0033:0x7f623f583330 [ 589.914380][ T8896] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 589.914396][ T8896] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 589.914413][ T8896] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 589.914424][ T8896] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 589.914436][ T8896] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 589.914449][ T8896] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 589.914461][ T8896] R13: 0000000000000116 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 589.914490][ T8896] [ 589.914504][ T8896] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 590.313044][ T8898] loop0: detected capacity change from 0 to 32768 [ 590.321084][ T8898] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8898) [ 590.335101][ T8898] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 590.346132][ T8898] FAULT_INJECTION: forcing a failure. [ 590.346132][ T8898] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 590.359813][ T8898] CPU: 1 UID: 0 PID: 8898 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 590.359844][ T8898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 590.359855][ T8898] Call Trace: [ 590.359863][ T8898] [ 590.359871][ T8898] dump_stack_lvl+0xe8/0x150 [ 590.359898][ T8898] should_fail_ex+0x414/0x560 [ 590.359927][ T8898] prepare_alloc_pages+0x22b/0x650 [ 590.359957][ T8898] __alloc_frozen_pages_noprof+0x123/0x370 [ 590.359985][ T8898] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 590.360018][ T8898] ? policy_nodemask+0x27c/0x720 [ 590.360047][ T8898] alloc_pages_mpol+0x232/0x4a0 [ 590.360076][ T8898] vma_alloc_folio_noprof+0xe4/0x200 [ 590.360099][ T8898] ? lockdep_hardirqs_on+0x7b/0x110 [ 590.360119][ T8898] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 590.360189][ T8898] folio_prealloc+0x30/0x180 [ 590.360211][ T8898] do_wp_page+0x1231/0x5810 [ 590.360245][ T8898] ? __pfx_do_wp_page+0x10/0x10 [ 590.360260][ T8898] ? do_raw_spin_lock+0x121/0x290 [ 590.360280][ T8898] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 590.360313][ T8898] handle_mm_fault+0x14c5/0x32b0 [ 590.360342][ T8898] ? handle_mm_fault+0xdb/0x32b0 [ 590.360367][ T8898] ? __pfx_handle_mm_fault+0x10/0x10 [ 590.360382][ T8898] ? lock_vma_under_rcu+0x42c/0x4a0 [ 590.360413][ T8898] ? vfs_fallocate+0x714/0x7e0 [ 590.360445][ T8898] do_user_addr_fault+0xa7c/0x1380 [ 590.360472][ T8898] ? rcu_is_watching+0x15/0xb0 [ 590.360496][ T8898] ? trace_page_fault_user+0x84/0x1c0 [ 590.360520][ T8898] exc_page_fault+0x71/0xd0 [ 590.360538][ T8898] asm_exc_page_fault+0x26/0x30 [ 590.360555][ T8898] RIP: 0033:0x7f623f583330 [ 590.360572][ T8898] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 590.360586][ T8898] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 590.360603][ T8898] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 590.360614][ T8898] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 590.360626][ T8898] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 590.360640][ T8898] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 590.360651][ T8898] R13: 0000000000000117 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 590.360680][ T8898] [ 590.360696][ T8898] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 590.804821][ T8900] loop0: detected capacity change from 0 to 32768 [ 590.812931][ T8900] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8900) [ 590.827860][ T8900] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 590.839450][ T8900] FAULT_INJECTION: forcing a failure. [ 590.839450][ T8900] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 590.852967][ T8900] CPU: 0 UID: 0 PID: 8900 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 590.852993][ T8900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 590.853004][ T8900] Call Trace: [ 590.853012][ T8900] [ 590.853020][ T8900] dump_stack_lvl+0xe8/0x150 [ 590.853047][ T8900] should_fail_ex+0x414/0x560 [ 590.853080][ T8900] prepare_alloc_pages+0x22b/0x650 [ 590.853112][ T8900] __alloc_frozen_pages_noprof+0x123/0x370 [ 590.853139][ T8900] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 590.853170][ T8900] ? policy_nodemask+0x27c/0x720 [ 590.853199][ T8900] alloc_pages_mpol+0x232/0x4a0 [ 590.853227][ T8900] vma_alloc_folio_noprof+0xe4/0x200 [ 590.853255][ T8900] ? lockdep_hardirqs_on+0x7b/0x110 [ 590.853276][ T8900] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 590.853312][ T8900] folio_prealloc+0x30/0x180 [ 590.853335][ T8900] do_wp_page+0x1231/0x5810 [ 590.853374][ T8900] ? __pfx_do_wp_page+0x10/0x10 [ 590.853389][ T8900] ? do_raw_spin_lock+0x121/0x290 [ 590.853409][ T8900] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 590.853437][ T8900] handle_mm_fault+0x14c5/0x32b0 [ 590.853469][ T8900] ? handle_mm_fault+0xdb/0x32b0 [ 590.853496][ T8900] ? __pfx_handle_mm_fault+0x10/0x10 [ 590.853513][ T8900] ? lock_vma_under_rcu+0x42c/0x4a0 [ 590.853545][ T8900] ? vfs_fallocate+0x714/0x7e0 [ 590.853576][ T8900] do_user_addr_fault+0xa7c/0x1380 [ 590.853604][ T8900] ? rcu_is_watching+0x15/0xb0 [ 590.853627][ T8900] ? trace_page_fault_user+0x84/0x1c0 [ 590.853651][ T8900] exc_page_fault+0x71/0xd0 [ 590.853673][ T8900] asm_exc_page_fault+0x26/0x30 [ 590.853691][ T8900] RIP: 0033:0x7f623f583330 [ 590.853707][ T8900] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 590.853723][ T8900] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 590.853740][ T8900] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 590.853751][ T8900] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 590.853762][ T8900] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 590.853775][ T8900] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 590.853787][ T8900] R13: 0000000000000118 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 590.853823][ T8900] [ 590.853836][ T8900] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 591.280804][ T8902] loop0: detected capacity change from 0 to 32768 [ 591.289582][ T8902] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8902) [ 591.303227][ T8902] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 591.314522][ T8902] FAULT_INJECTION: forcing a failure. [ 591.314522][ T8902] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 591.328229][ T8902] CPU: 0 UID: 0 PID: 8902 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 591.328252][ T8902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 591.328262][ T8902] Call Trace: [ 591.328270][ T8902] [ 591.328276][ T8902] dump_stack_lvl+0xe8/0x150 [ 591.328302][ T8902] should_fail_ex+0x414/0x560 [ 591.328331][ T8902] prepare_alloc_pages+0x22b/0x650 [ 591.328360][ T8902] __alloc_frozen_pages_noprof+0x123/0x370 [ 591.328387][ T8902] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 591.328416][ T8902] ? policy_nodemask+0x27c/0x720 [ 591.328439][ T8902] alloc_pages_mpol+0x232/0x4a0 [ 591.328464][ T8902] vma_alloc_folio_noprof+0xe4/0x200 [ 591.328485][ T8902] ? lockdep_hardirqs_on+0x7b/0x110 [ 591.328506][ T8902] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 591.328542][ T8902] folio_prealloc+0x30/0x180 [ 591.328565][ T8902] do_wp_page+0x1231/0x5810 [ 591.328602][ T8902] ? __pfx_do_wp_page+0x10/0x10 [ 591.328617][ T8902] ? do_raw_spin_lock+0x121/0x290 [ 591.328635][ T8902] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 591.328660][ T8902] handle_mm_fault+0x14c5/0x32b0 [ 591.328689][ T8902] ? handle_mm_fault+0xdb/0x32b0 [ 591.328709][ T8902] ? __pfx_handle_mm_fault+0x10/0x10 [ 591.328733][ T8902] ? lock_vma_under_rcu+0x42c/0x4a0 [ 591.328763][ T8902] ? vfs_fallocate+0x714/0x7e0 [ 591.328799][ T8902] do_user_addr_fault+0xa7c/0x1380 [ 591.328825][ T8902] ? rcu_is_watching+0x15/0xb0 [ 591.328847][ T8902] ? trace_page_fault_user+0x84/0x1c0 [ 591.328870][ T8902] exc_page_fault+0x71/0xd0 [ 591.328889][ T8902] asm_exc_page_fault+0x26/0x30 [ 591.328904][ T8902] RIP: 0033:0x7f623f583330 [ 591.328920][ T8902] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 591.328933][ T8902] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 591.328947][ T8902] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 591.328958][ T8902] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 591.328968][ T8902] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 591.328980][ T8902] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 591.328990][ T8902] R13: 0000000000000119 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 591.329016][ T8902] [ 591.329030][ T8902] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 591.766415][ T8904] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8904) [ 591.780741][ T8904] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 591.792162][ T8904] FAULT_INJECTION: forcing a failure. [ 591.792162][ T8904] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 591.805880][ T8904] CPU: 1 UID: 0 PID: 8904 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 591.805904][ T8904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 591.805915][ T8904] Call Trace: [ 591.805923][ T8904] [ 591.805931][ T8904] dump_stack_lvl+0xe8/0x150 [ 591.805960][ T8904] should_fail_ex+0x414/0x560 [ 591.805991][ T8904] prepare_alloc_pages+0x22b/0x650 [ 591.806023][ T8904] __alloc_frozen_pages_noprof+0x123/0x370 [ 591.806050][ T8904] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 591.806082][ T8904] ? policy_nodemask+0x27c/0x720 [ 591.806111][ T8904] alloc_pages_mpol+0x232/0x4a0 [ 591.806141][ T8904] vma_alloc_folio_noprof+0xe4/0x200 [ 591.806165][ T8904] ? lockdep_hardirqs_on+0x7b/0x110 [ 591.806186][ T8904] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 591.806222][ T8904] folio_prealloc+0x30/0x180 [ 591.806245][ T8904] do_wp_page+0x1231/0x5810 [ 591.806283][ T8904] ? __pfx_do_wp_page+0x10/0x10 [ 591.806299][ T8904] ? do_raw_spin_lock+0x121/0x290 [ 591.806320][ T8904] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 591.806347][ T8904] handle_mm_fault+0x14c5/0x32b0 [ 591.806378][ T8904] ? handle_mm_fault+0xdb/0x32b0 [ 591.806404][ T8904] ? __pfx_handle_mm_fault+0x10/0x10 [ 591.806421][ T8904] ? lock_vma_under_rcu+0x42c/0x4a0 [ 591.806452][ T8904] ? vfs_fallocate+0x714/0x7e0 [ 591.806485][ T8904] do_user_addr_fault+0xa7c/0x1380 [ 591.806514][ T8904] ? rcu_is_watching+0x15/0xb0 [ 591.806538][ T8904] ? trace_page_fault_user+0x84/0x1c0 [ 591.806561][ T8904] exc_page_fault+0x71/0xd0 [ 591.806582][ T8904] asm_exc_page_fault+0x26/0x30 [ 591.806599][ T8904] RIP: 0033:0x7f623f583330 [ 591.806617][ T8904] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 591.806632][ T8904] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 591.806648][ T8904] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 591.806660][ T8904] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 591.806677][ T8904] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 591.806690][ T8904] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 591.806702][ T8904] R13: 000000000000011a R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 591.806730][ T8904] [ 592.293544][ T8906] set_capacity_and_notify: 1 callbacks suppressed [ 592.293555][ T8906] loop0: detected capacity change from 0 to 32768 [ 592.309021][ T8906] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8906) [ 592.327558][ T8906] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 592.338727][ T8906] FAULT_INJECTION: forcing a failure. [ 592.338727][ T8906] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 592.352254][ T8906] CPU: 1 UID: 0 PID: 8906 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 592.352278][ T8906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 592.352289][ T8906] Call Trace: [ 592.352297][ T8906] [ 592.352304][ T8906] dump_stack_lvl+0xe8/0x150 [ 592.352334][ T8906] should_fail_ex+0x414/0x560 [ 592.352381][ T8906] prepare_alloc_pages+0x22b/0x650 [ 592.352412][ T8906] __alloc_frozen_pages_noprof+0x123/0x370 [ 592.352440][ T8906] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 592.352472][ T8906] ? policy_nodemask+0x27c/0x720 [ 592.352502][ T8906] alloc_pages_mpol+0x232/0x4a0 [ 592.352533][ T8906] vma_alloc_folio_noprof+0xe4/0x200 [ 592.352558][ T8906] ? lockdep_hardirqs_on+0x7b/0x110 [ 592.352579][ T8906] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 592.352614][ T8906] folio_prealloc+0x30/0x180 [ 592.352635][ T8906] do_wp_page+0x1231/0x5810 [ 592.352672][ T8906] ? __pfx_do_wp_page+0x10/0x10 [ 592.352687][ T8906] ? do_raw_spin_lock+0x121/0x290 [ 592.352709][ T8906] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 592.352733][ T8906] handle_mm_fault+0x14c5/0x32b0 [ 592.352761][ T8906] ? handle_mm_fault+0xdb/0x32b0 [ 592.352785][ T8906] ? __pfx_handle_mm_fault+0x10/0x10 [ 592.352799][ T8906] ? lock_vma_under_rcu+0x42c/0x4a0 [ 592.352832][ T8906] ? vfs_fallocate+0x714/0x7e0 [ 592.352866][ T8906] do_user_addr_fault+0xa7c/0x1380 [ 592.352894][ T8906] ? rcu_is_watching+0x15/0xb0 [ 592.352917][ T8906] ? trace_page_fault_user+0x84/0x1c0 [ 592.352941][ T8906] exc_page_fault+0x71/0xd0 [ 592.352963][ T8906] asm_exc_page_fault+0x26/0x30 [ 592.352980][ T8906] RIP: 0033:0x7f623f583330 [ 592.352998][ T8906] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 592.353015][ T8906] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 592.353031][ T8906] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 592.353042][ T8906] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 592.353053][ T8906] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 592.353065][ T8906] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 592.353076][ T8906] R13: 000000000000011b R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 592.353105][ T8906] [ 592.353119][ T8906] pagefault_out_of_memory: 1 callbacks suppressed [ 592.353129][ T8906] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 592.794285][ T8908] loop0: detected capacity change from 0 to 32768 [ 592.803285][ T8908] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8908) [ 592.828130][ T8908] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 592.840285][ T8908] FAULT_INJECTION: forcing a failure. [ 592.840285][ T8908] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 592.854412][ T8908] CPU: 1 UID: 0 PID: 8908 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 592.854435][ T8908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 592.854447][ T8908] Call Trace: [ 592.854456][ T8908] [ 592.854464][ T8908] dump_stack_lvl+0xe8/0x150 [ 592.854492][ T8908] should_fail_ex+0x414/0x560 [ 592.854524][ T8908] prepare_alloc_pages+0x22b/0x650 [ 592.854565][ T8908] __alloc_frozen_pages_noprof+0x123/0x370 [ 592.854591][ T8908] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 592.854625][ T8908] ? policy_nodemask+0x27c/0x720 [ 592.854654][ T8908] alloc_pages_mpol+0x232/0x4a0 [ 592.854685][ T8908] vma_alloc_folio_noprof+0xe4/0x200 [ 592.854710][ T8908] ? lockdep_hardirqs_on+0x7b/0x110 [ 592.854730][ T8908] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 592.854764][ T8908] folio_prealloc+0x30/0x180 [ 592.854785][ T8908] do_wp_page+0x1231/0x5810 [ 592.854823][ T8908] ? __pfx_do_wp_page+0x10/0x10 [ 592.854839][ T8908] ? do_raw_spin_lock+0x121/0x290 [ 592.854861][ T8908] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 592.854889][ T8908] handle_mm_fault+0x14c5/0x32b0 [ 592.854920][ T8908] ? handle_mm_fault+0xdb/0x32b0 [ 592.854946][ T8908] ? __pfx_handle_mm_fault+0x10/0x10 [ 592.854962][ T8908] ? lock_vma_under_rcu+0x42c/0x4a0 [ 592.854996][ T8908] ? vfs_fallocate+0x714/0x7e0 [ 592.855030][ T8908] do_user_addr_fault+0xa7c/0x1380 [ 592.855060][ T8908] ? rcu_is_watching+0x15/0xb0 [ 592.855083][ T8908] ? trace_page_fault_user+0x84/0x1c0 [ 592.855106][ T8908] exc_page_fault+0x71/0xd0 [ 592.855125][ T8908] asm_exc_page_fault+0x26/0x30 [ 592.855141][ T8908] RIP: 0033:0x7f623f583330 [ 592.855158][ T8908] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 592.855175][ T8908] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 592.855191][ T8908] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 592.855203][ T8908] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 592.855215][ T8908] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 592.855228][ T8908] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 592.855240][ T8908] R13: 000000000000011c R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 592.855269][ T8908] [ 592.855284][ T8908] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 593.272335][ T8910] loop0: detected capacity change from 0 to 32768 [ 593.280483][ T8910] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8910) [ 593.294012][ T8910] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 593.305103][ T8910] FAULT_INJECTION: forcing a failure. [ 593.305103][ T8910] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 593.318731][ T8910] CPU: 1 UID: 0 PID: 8910 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 593.318755][ T8910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 593.318765][ T8910] Call Trace: [ 593.318773][ T8910] [ 593.318780][ T8910] dump_stack_lvl+0xe8/0x150 [ 593.318806][ T8910] should_fail_ex+0x414/0x560 [ 593.318836][ T8910] prepare_alloc_pages+0x22b/0x650 [ 593.318866][ T8910] __alloc_frozen_pages_noprof+0x123/0x370 [ 593.318892][ T8910] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 593.318922][ T8910] ? policy_nodemask+0x27c/0x720 [ 593.318951][ T8910] alloc_pages_mpol+0x232/0x4a0 [ 593.318977][ T8910] vma_alloc_folio_noprof+0xe4/0x200 [ 593.319000][ T8910] ? lockdep_hardirqs_on+0x7b/0x110 [ 593.319021][ T8910] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 593.319057][ T8910] folio_prealloc+0x30/0x180 [ 593.319080][ T8910] do_wp_page+0x1231/0x5810 [ 593.319118][ T8910] ? __pfx_do_wp_page+0x10/0x10 [ 593.319133][ T8910] ? do_raw_spin_lock+0x121/0x290 [ 593.319154][ T8910] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 593.319180][ T8910] handle_mm_fault+0x14c5/0x32b0 [ 593.319209][ T8910] ? handle_mm_fault+0xdb/0x32b0 [ 593.319233][ T8910] ? __pfx_handle_mm_fault+0x10/0x10 [ 593.319250][ T8910] ? lock_vma_under_rcu+0x42c/0x4a0 [ 593.319280][ T8910] ? vfs_fallocate+0x714/0x7e0 [ 593.319315][ T8910] do_user_addr_fault+0xa7c/0x1380 [ 593.319344][ T8910] ? rcu_is_watching+0x15/0xb0 [ 593.319368][ T8910] ? trace_page_fault_user+0x84/0x1c0 [ 593.319389][ T8910] exc_page_fault+0x71/0xd0 [ 593.319406][ T8910] asm_exc_page_fault+0x26/0x30 [ 593.319420][ T8910] RIP: 0033:0x7f623f583330 [ 593.319437][ T8910] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 593.319452][ T8910] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 593.319468][ T8910] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 593.319480][ T8910] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 593.319492][ T8910] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 593.319505][ T8910] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 593.319526][ T8910] R13: 000000000000011d R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 593.319554][ T8910] [ 593.319568][ T8910] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 593.760330][ T8912] loop0: detected capacity change from 0 to 32768 [ 593.768867][ T8912] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8912) [ 593.782672][ T8912] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 593.794080][ T8912] FAULT_INJECTION: forcing a failure. [ 593.794080][ T8912] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 593.808108][ T8912] CPU: 0 UID: 0 PID: 8912 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 593.808130][ T8912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 593.808141][ T8912] Call Trace: [ 593.808149][ T8912] [ 593.808156][ T8912] dump_stack_lvl+0xe8/0x150 [ 593.808183][ T8912] should_fail_ex+0x414/0x560 [ 593.808214][ T8912] prepare_alloc_pages+0x22b/0x650 [ 593.808257][ T8912] __alloc_frozen_pages_noprof+0x123/0x370 [ 593.808282][ T8912] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 593.808313][ T8912] ? policy_nodemask+0x27c/0x720 [ 593.808339][ T8912] alloc_pages_mpol+0x232/0x4a0 [ 593.808366][ T8912] vma_alloc_folio_noprof+0xe4/0x200 [ 593.808388][ T8912] ? lockdep_hardirqs_on+0x7b/0x110 [ 593.808410][ T8912] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 593.808446][ T8912] folio_prealloc+0x30/0x180 [ 593.808468][ T8912] do_wp_page+0x1231/0x5810 [ 593.808504][ T8912] ? __pfx_do_wp_page+0x10/0x10 [ 593.808518][ T8912] ? do_raw_spin_lock+0x121/0x290 [ 593.808537][ T8912] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 593.808564][ T8912] handle_mm_fault+0x14c5/0x32b0 [ 593.808592][ T8912] ? handle_mm_fault+0xdb/0x32b0 [ 593.808617][ T8912] ? __pfx_handle_mm_fault+0x10/0x10 [ 593.808632][ T8912] ? lock_vma_under_rcu+0x42c/0x4a0 [ 593.808662][ T8912] ? vfs_fallocate+0x714/0x7e0 [ 593.808695][ T8912] do_user_addr_fault+0xa7c/0x1380 [ 593.808722][ T8912] ? rcu_is_watching+0x15/0xb0 [ 593.808745][ T8912] ? trace_page_fault_user+0x84/0x1c0 [ 593.808768][ T8912] exc_page_fault+0x71/0xd0 [ 593.808788][ T8912] asm_exc_page_fault+0x26/0x30 [ 593.808805][ T8912] RIP: 0033:0x7f623f583330 [ 593.808822][ T8912] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 593.808838][ T8912] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 593.808854][ T8912] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 593.808865][ T8912] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 593.808874][ T8912] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 593.808886][ T8912] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 593.808897][ T8912] R13: 000000000000011e R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 593.808925][ T8912] [ 593.808940][ T8912] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 594.232772][ T8914] loop0: detected capacity change from 0 to 32768 [ 594.242133][ T8914] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8914) [ 594.255880][ T8914] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 594.267055][ T8914] FAULT_INJECTION: forcing a failure. [ 594.267055][ T8914] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 594.280906][ T8914] CPU: 0 UID: 0 PID: 8914 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 594.280929][ T8914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 594.280940][ T8914] Call Trace: [ 594.280948][ T8914] [ 594.280956][ T8914] dump_stack_lvl+0xe8/0x150 [ 594.280985][ T8914] should_fail_ex+0x414/0x560 [ 594.281015][ T8914] prepare_alloc_pages+0x22b/0x650 [ 594.281046][ T8914] __alloc_frozen_pages_noprof+0x123/0x370 [ 594.281071][ T8914] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 594.281102][ T8914] ? policy_nodemask+0x27c/0x720 [ 594.281131][ T8914] alloc_pages_mpol+0x232/0x4a0 [ 594.281160][ T8914] vma_alloc_folio_noprof+0xe4/0x200 [ 594.281183][ T8914] ? lockdep_hardirqs_on+0x7b/0x110 [ 594.281203][ T8914] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 594.281239][ T8914] folio_prealloc+0x30/0x180 [ 594.281272][ T8914] do_wp_page+0x1231/0x5810 [ 594.281311][ T8914] ? __pfx_do_wp_page+0x10/0x10 [ 594.281326][ T8914] ? do_raw_spin_lock+0x121/0x290 [ 594.281346][ T8914] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 594.281372][ T8914] handle_mm_fault+0x14c5/0x32b0 [ 594.281402][ T8914] ? handle_mm_fault+0xdb/0x32b0 [ 594.281428][ T8914] ? __pfx_handle_mm_fault+0x10/0x10 [ 594.281445][ T8914] ? lock_vma_under_rcu+0x42c/0x4a0 [ 594.281481][ T8914] ? vfs_fallocate+0x714/0x7e0 [ 594.281511][ T8914] do_user_addr_fault+0xa7c/0x1380 [ 594.281539][ T8914] ? rcu_is_watching+0x15/0xb0 [ 594.281564][ T8914] ? trace_page_fault_user+0x84/0x1c0 [ 594.281588][ T8914] exc_page_fault+0x71/0xd0 [ 594.281609][ T8914] asm_exc_page_fault+0x26/0x30 [ 594.281627][ T8914] RIP: 0033:0x7f623f583330 [ 594.281643][ T8914] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 594.281658][ T8914] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 594.281674][ T8914] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 594.281685][ T8914] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 594.281696][ T8914] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 594.281707][ T8914] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 594.281718][ T8914] R13: 000000000000011f R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 594.281746][ T8914] [ 594.281825][ T8914] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 594.715035][ T8916] loop0: detected capacity change from 0 to 32768 [ 594.723181][ T8916] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8916) [ 594.736820][ T8916] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 595.003007][ T8917] loop0: detected capacity change from 0 to 32768 [ 595.012458][ T8917] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8917) [ 595.027137][ T8917] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 595.134605][ T8917] FAULT_INJECTION: forcing a failure. [ 595.134605][ T8917] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 595.148032][ T8917] CPU: 0 UID: 0 PID: 8917 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 595.148055][ T8917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 595.148065][ T8917] Call Trace: [ 595.148075][ T8917] [ 595.148082][ T8917] dump_stack_lvl+0xe8/0x150 [ 595.148101][ T8917] should_fail_ex+0x414/0x560 [ 595.148121][ T8917] prepare_alloc_pages+0x22b/0x650 [ 595.148172][ T8917] __alloc_frozen_pages_noprof+0x123/0x370 [ 595.148188][ T8917] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 595.148207][ T8917] ? policy_nodemask+0x27c/0x720 [ 595.148223][ T8917] alloc_pages_mpol+0x232/0x4a0 [ 595.148240][ T8917] vma_alloc_folio_noprof+0xe4/0x200 [ 595.148255][ T8917] ? lockdep_hardirqs_on+0x7b/0x110 [ 595.148268][ T8917] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 595.148288][ T8917] folio_prealloc+0x30/0x180 [ 595.148301][ T8917] do_wp_page+0x1231/0x5810 [ 595.148321][ T8917] ? __pfx_do_wp_page+0x10/0x10 [ 595.148329][ T8917] ? do_raw_spin_lock+0x121/0x290 [ 595.148341][ T8917] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 595.148356][ T8917] handle_mm_fault+0x14c5/0x32b0 [ 595.148374][ T8917] ? handle_mm_fault+0xdb/0x32b0 [ 595.148389][ T8917] ? __pfx_handle_mm_fault+0x10/0x10 [ 595.148398][ T8917] ? lock_vma_under_rcu+0x42c/0x4a0 [ 595.148416][ T8917] ? vfs_fallocate+0x714/0x7e0 [ 595.148434][ T8917] do_user_addr_fault+0xa7c/0x1380 [ 595.148451][ T8917] ? rcu_is_watching+0x15/0xb0 [ 595.148465][ T8917] ? trace_page_fault_user+0x84/0x1c0 [ 595.148478][ T8917] exc_page_fault+0x71/0xd0 [ 595.148491][ T8917] asm_exc_page_fault+0x26/0x30 [ 595.148505][ T8917] RIP: 0033:0x7f623f583330 [ 595.148516][ T8917] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 595.148524][ T8917] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 595.148534][ T8917] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 595.148540][ T8917] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 595.148546][ T8917] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 595.148553][ T8917] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 595.148560][ T8917] R13: 0000000000000121 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 595.148575][ T8917] [ 595.148586][ T8917] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 595.530446][ T8919] loop0: detected capacity change from 0 to 32768 [ 595.538826][ T8919] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 595.549778][ T8919] FAULT_INJECTION: forcing a failure. [ 595.549778][ T8919] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 595.563191][ T8919] CPU: 0 UID: 0 PID: 8919 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 595.563216][ T8919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 595.563227][ T8919] Call Trace: [ 595.563235][ T8919] [ 595.563243][ T8919] dump_stack_lvl+0xe8/0x150 [ 595.563270][ T8919] should_fail_ex+0x414/0x560 [ 595.563310][ T8919] prepare_alloc_pages+0x22b/0x650 [ 595.563343][ T8919] __alloc_frozen_pages_noprof+0x123/0x370 [ 595.563371][ T8919] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 595.563404][ T8919] ? policy_nodemask+0x27c/0x720 [ 595.563432][ T8919] alloc_pages_mpol+0x232/0x4a0 [ 595.563461][ T8919] vma_alloc_folio_noprof+0xe4/0x200 [ 595.563484][ T8919] ? lockdep_hardirqs_on+0x7b/0x110 [ 595.563504][ T8919] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 595.563539][ T8919] folio_prealloc+0x30/0x180 [ 595.563559][ T8919] do_wp_page+0x1231/0x5810 [ 595.563596][ T8919] ? __pfx_do_wp_page+0x10/0x10 [ 595.563611][ T8919] ? do_raw_spin_lock+0x121/0x290 [ 595.563631][ T8919] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 595.563656][ T8919] handle_mm_fault+0x14c5/0x32b0 [ 595.563693][ T8919] ? handle_mm_fault+0xdb/0x32b0 [ 595.563721][ T8919] ? __pfx_handle_mm_fault+0x10/0x10 [ 595.563738][ T8919] ? lock_vma_under_rcu+0x42c/0x4a0 [ 595.563768][ T8919] ? vfs_fallocate+0x714/0x7e0 [ 595.563794][ T8919] do_user_addr_fault+0xa7c/0x1380 [ 595.563820][ T8919] ? rcu_is_watching+0x15/0xb0 [ 595.563841][ T8919] ? trace_page_fault_user+0x84/0x1c0 [ 595.563861][ T8919] exc_page_fault+0x71/0xd0 [ 595.563880][ T8919] asm_exc_page_fault+0x26/0x30 [ 595.563896][ T8919] RIP: 0033:0x7f623f583330 [ 595.563911][ T8919] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 595.563926][ T8919] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 595.563941][ T8919] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 595.563952][ T8919] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 595.563963][ T8919] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 595.563975][ T8919] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 595.563986][ T8919] R13: 0000000000000122 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 595.564014][ T8919] [ 595.564028][ T8919] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 596.004811][ T8921] loop0: detected capacity change from 0 to 32768 [ 596.013189][ T8921] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8921) [ 596.026803][ T8921] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 596.038561][ T8921] FAULT_INJECTION: forcing a failure. [ 596.038561][ T8921] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 596.051871][ T8921] CPU: 0 UID: 0 PID: 8921 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 596.051894][ T8921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 596.051904][ T8921] Call Trace: [ 596.051912][ T8921] [ 596.051920][ T8921] dump_stack_lvl+0xe8/0x150 [ 596.051948][ T8921] should_fail_ex+0x414/0x560 [ 596.051980][ T8921] prepare_alloc_pages+0x22b/0x650 [ 596.052009][ T8921] __alloc_frozen_pages_noprof+0x123/0x370 [ 596.052035][ T8921] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 596.052077][ T8921] ? policy_nodemask+0x27c/0x720 [ 596.052106][ T8921] alloc_pages_mpol+0x232/0x4a0 [ 596.052137][ T8921] vma_alloc_folio_noprof+0xe4/0x200 [ 596.052160][ T8921] ? lockdep_hardirqs_on+0x7b/0x110 [ 596.052180][ T8921] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 596.052214][ T8921] folio_prealloc+0x30/0x180 [ 596.052235][ T8921] do_wp_page+0x1231/0x5810 [ 596.052270][ T8921] ? __pfx_do_wp_page+0x10/0x10 [ 596.052286][ T8921] ? do_raw_spin_lock+0x121/0x290 [ 596.052306][ T8921] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 596.052330][ T8921] handle_mm_fault+0x14c5/0x32b0 [ 596.052360][ T8921] ? handle_mm_fault+0xdb/0x32b0 [ 596.052386][ T8921] ? __pfx_handle_mm_fault+0x10/0x10 [ 596.052402][ T8921] ? lock_vma_under_rcu+0x42c/0x4a0 [ 596.052433][ T8921] ? vfs_fallocate+0x714/0x7e0 [ 596.052465][ T8921] do_user_addr_fault+0xa7c/0x1380 [ 596.052494][ T8921] ? rcu_is_watching+0x15/0xb0 [ 596.052516][ T8921] ? trace_page_fault_user+0x84/0x1c0 [ 596.052538][ T8921] exc_page_fault+0x71/0xd0 [ 596.052558][ T8921] asm_exc_page_fault+0x26/0x30 [ 596.052576][ T8921] RIP: 0033:0x7f623f583330 [ 596.052594][ T8921] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 596.052611][ T8921] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 596.052627][ T8921] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 596.052639][ T8921] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 596.052651][ T8921] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 596.052663][ T8921] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 596.052673][ T8921] R13: 0000000000000123 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 596.052701][ T8921] [ 596.052714][ T8921] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 596.482561][ T8923] loop0: detected capacity change from 0 to 32768 [ 596.490780][ T8923] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8923) [ 596.504491][ T8923] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 596.516008][ T8923] FAULT_INJECTION: forcing a failure. [ 596.516008][ T8923] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 596.529906][ T8923] CPU: 0 UID: 0 PID: 8923 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 596.529926][ T8923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 596.529937][ T8923] Call Trace: [ 596.529944][ T8923] [ 596.529952][ T8923] dump_stack_lvl+0xe8/0x150 [ 596.529979][ T8923] should_fail_ex+0x414/0x560 [ 596.530012][ T8923] prepare_alloc_pages+0x22b/0x650 [ 596.530044][ T8923] __alloc_frozen_pages_noprof+0x123/0x370 [ 596.530072][ T8923] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 596.530103][ T8923] ? policy_nodemask+0x27c/0x720 [ 596.530131][ T8923] alloc_pages_mpol+0x232/0x4a0 [ 596.530160][ T8923] vma_alloc_folio_noprof+0xe4/0x200 [ 596.530183][ T8923] ? lockdep_hardirqs_on+0x7b/0x110 [ 596.530205][ T8923] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 596.530251][ T8923] folio_prealloc+0x30/0x180 [ 596.530274][ T8923] do_wp_page+0x1231/0x5810 [ 596.530311][ T8923] ? __pfx_do_wp_page+0x10/0x10 [ 596.530326][ T8923] ? do_raw_spin_lock+0x121/0x290 [ 596.530346][ T8923] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 596.530374][ T8923] handle_mm_fault+0x14c5/0x32b0 [ 596.530406][ T8923] ? handle_mm_fault+0xdb/0x32b0 [ 596.530433][ T8923] ? __pfx_handle_mm_fault+0x10/0x10 [ 596.530449][ T8923] ? lock_vma_under_rcu+0x42c/0x4a0 [ 596.530482][ T8923] ? vfs_fallocate+0x714/0x7e0 [ 596.530514][ T8923] do_user_addr_fault+0xa7c/0x1380 [ 596.530549][ T8923] ? rcu_is_watching+0x15/0xb0 [ 596.530573][ T8923] ? trace_page_fault_user+0x84/0x1c0 [ 596.530597][ T8923] exc_page_fault+0x71/0xd0 [ 596.530618][ T8923] asm_exc_page_fault+0x26/0x30 [ 596.530635][ T8923] RIP: 0033:0x7f623f583330 [ 596.530651][ T8923] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 596.530667][ T8923] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 596.530683][ T8923] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 596.530695][ T8923] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 596.530707][ T8923] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 596.530719][ T8923] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 596.530731][ T8923] R13: 0000000000000124 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 596.530775][ T8923] [ 596.530789][ T8923] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 596.965284][ T8925] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8925) [ 596.978749][ T8925] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 596.989857][ T8925] FAULT_INJECTION: forcing a failure. [ 596.989857][ T8925] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 597.003528][ T8925] CPU: 1 UID: 0 PID: 8925 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 597.003551][ T8925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 597.003563][ T8925] Call Trace: [ 597.003570][ T8925] [ 597.003578][ T8925] dump_stack_lvl+0xe8/0x150 [ 597.003605][ T8925] should_fail_ex+0x414/0x560 [ 597.003642][ T8925] prepare_alloc_pages+0x22b/0x650 [ 597.003673][ T8925] __alloc_frozen_pages_noprof+0x123/0x370 [ 597.003701][ T8925] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 597.003733][ T8925] ? policy_nodemask+0x27c/0x720 [ 597.003762][ T8925] alloc_pages_mpol+0x232/0x4a0 [ 597.003792][ T8925] vma_alloc_folio_noprof+0xe4/0x200 [ 597.003817][ T8925] ? lockdep_hardirqs_on+0x7b/0x110 [ 597.003838][ T8925] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 597.003874][ T8925] folio_prealloc+0x30/0x180 [ 597.003897][ T8925] do_wp_page+0x1231/0x5810 [ 597.003935][ T8925] ? __pfx_do_wp_page+0x10/0x10 [ 597.003951][ T8925] ? do_raw_spin_lock+0x121/0x290 [ 597.003972][ T8925] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 597.004004][ T8925] handle_mm_fault+0x14c5/0x32b0 [ 597.004035][ T8925] ? handle_mm_fault+0xdb/0x32b0 [ 597.004062][ T8925] ? __pfx_handle_mm_fault+0x10/0x10 [ 597.004078][ T8925] ? lock_vma_under_rcu+0x42c/0x4a0 [ 597.004110][ T8925] ? vfs_fallocate+0x714/0x7e0 [ 597.004143][ T8925] do_user_addr_fault+0xa7c/0x1380 [ 597.004170][ T8925] ? rcu_is_watching+0x15/0xb0 [ 597.004193][ T8925] ? trace_page_fault_user+0x84/0x1c0 [ 597.004216][ T8925] exc_page_fault+0x71/0xd0 [ 597.004236][ T8925] asm_exc_page_fault+0x26/0x30 [ 597.004253][ T8925] RIP: 0033:0x7f623f583330 [ 597.004270][ T8925] Code: 41 54 55 48 89 f5 53 89 fb 48 83 ec 18 48 83 3d bd 9c 0a 00 00 89 54 24 0c 74 08 84 c9 0f 85 09 02 00 00 31 c0 ba 01 00 00 00 0f b1 15 b0 cd 0a 00 0f 85 0f 02 00 00 4c 8d 25 a3 cd 0a 00 4c [ 597.004286][ T8925] RSP: 002b:00007ffe8eff6e70 EFLAGS: 00010246 [ 597.004302][ T8925] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 597.004313][ T8925] RDX: 0000000000000001 RSI: 00007f623f62d148 RDI: 0000000000000000 [ 597.004324][ T8925] RBP: 00007f623f62d148 R08: 00007ffe8eff6c66 R09: 00007ffe8eff6f10 [ 597.004337][ T8925] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe8eff6eec [ 597.004348][ T8925] R13: 0000000000000125 R14: 431bde82d7b634db R15: 00007ffe8eff6f30 [ 597.004376][ T8925] [ 597.004391][ T8925] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 597.440459][ T8927] set_capacity_and_notify: 1 callbacks suppressed [ 597.440472][ T8927] loop0: detected capacity change from 0 to 32768 [ 597.454895][ T8927] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor282 (8927) [ 597.469255][ T8927] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 597.490144][ T8927] FAULT_INJECTION: forcing a failure. [ 597.490144][ T8927] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 597.504705][ T8927] CPU: 0 UID: 0 PID: 8927 Comm: syz-executor282 Not tainted syzkaller #0 PREEMPT(full) [ 597.504728][ T8927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 597.504739][ T8927] Call Trace: [ 597.504746][ T8927] [ 597.504765][ T8927] dump_stack_lvl+0xe8/0x150 [ 597.504792][ T8927] should_fail_ex+0x414/0x560 [ 597.504825][ T8927] prepare_alloc_pages+0x22b/0x650 [ 597.504865][ T8927] __alloc_frozen_pages_noprof+0x123/0x370 [ 597.504893][ T8927] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 597.504926][ T8927] ? policy_nodemask+0x27c/0x720 [ 597.504953][ T8927] alloc_pages_mpol+0x232/0x4a0 [ 597.504982][ T8927] vma_alloc_folio_noprof+0xe4/0x200 [ 597.505006][ T8927] ? lockdep_hardirqs_on+0x7b/0x110 [ 597.505028][ T8927] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 597.505065][ T8927] folio_prealloc+0x30/0x180 [ 597.505088][ T8927] do_wp_page+0x1231/0x5810 [ 597.505124][ T8927] ? __pfx_do_wp_page+0x10/0x10 [ 597.505140][ T8927] ? do_raw_spin_lock+0x121/0x290 [ 597.505161][ T8927] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 597.505185][ T8927] handle_mm_fault+0x14c5/0x32b0 [ 597.505215][ T8927] ? handle_mm_fault+0xdb/0x32b0 [ 597.505241][ T8927] ? __pfx_handle_mm_fault+0x10/0x10 [ 597.505258][ T8927] ? lock_vma_under_rcu+0x42c/0x4a0 [ 597.505291][ T8927] ? vfs_fallocate+0x714/0x7e0 [ 597.505325][ T8927] do_user_addr_fault+0xa7c/0x1380