[ 560.831117][ T8821] vma_alloc_folio_noprof+0xe4/0x200 [ 560.831142][ T8821] ? lockdep_hardirqs_on+0x7b/0x110 [ 560.831162][ T8821] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 560.831198][ T8821] folio_prealloc+0x30/0x180 [ 560.831220][ T8821] do_wp_page+0x1231/0x5810 [ 560.831256][ T8821] ? __pfx_do_wp_page+0x10/0x10 [ 560.831272][ T8821] ? do_raw_spin_lock+0x121/0x290 [ 560.831292][ T8821] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 560.831319][ T8821] handle_mm_fault+0x14c5/0x32b0 [ 560.831350][ T8821] ? handle_mm_fault+0xdb/0x32b0 [ 560.831377][ T8821] ? __pfx_handle_mm_fault+0x10/0x10 [ 560.831393][ T8821] ? lock_vma_under_rcu+0x42c/0x4a0 [ 560.831425][ T8821] ? vfs_fallocate+0x714/0x7e0 [ 560.831458][ T8821] do_user_addr_fault+0xa7c/0x1380 [ 560.831486][ T8821] ? rcu_is_watching+0x15/0xb0 [ 560.831510][ T8821] ? trace_page_fault_user+0x84/0x1c0 [ 560.831534][ T8821] exc_page_fault+0x71/0xd0 [ 560.831554][ T8821] asm_exc_page_fault+0x26/0x30 [ 560.831571][ T8821] RIP: 0033:0x7f4bcb52e330 [ 560.831588][ 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 [ 560.831603][ T8821] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 560.831619][ T8821] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 560.831629][ T8821] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 560.831640][ T8821] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 560.831651][ T8821] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 560.831661][ T8821] R13: 00000000000000e1 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 560.831690][ T8821] [ 560.831703][ T8821] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 561.277594][ T8823] loop0: detected capacity change from 0 to 32768 [ 561.285714][ T8823] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8823) [ 561.300048][ T8823] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 561.311270][ T8823] FAULT_INJECTION: forcing a failure. [ 561.311270][ T8823] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.325023][ T8823] CPU: 0 UID: 0 PID: 8823 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 561.325046][ T8823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 561.325057][ T8823] Call Trace: [ 561.325065][ T8823] [ 561.325073][ T8823] dump_stack_lvl+0xe8/0x150 [ 561.325098][ T8823] should_fail_ex+0x414/0x560 [ 561.325128][ T8823] prepare_alloc_pages+0x22b/0x650 [ 561.325157][ T8823] __alloc_frozen_pages_noprof+0x123/0x370 [ 561.325182][ T8823] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 561.325212][ T8823] ? policy_nodemask+0x27c/0x720 [ 561.325241][ T8823] alloc_pages_mpol+0x232/0x4a0 [ 561.325269][ T8823] vma_alloc_folio_noprof+0xe4/0x200 [ 561.325292][ T8823] ? lockdep_hardirqs_on+0x7b/0x110 [ 561.325312][ T8823] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 561.325348][ T8823] folio_prealloc+0x30/0x180 [ 561.325372][ T8823] do_wp_page+0x1231/0x5810 [ 561.325411][ T8823] ? __pfx_do_wp_page+0x10/0x10 [ 561.325425][ T8823] ? do_raw_spin_lock+0x121/0x290 [ 561.325444][ T8823] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 561.325468][ T8823] handle_mm_fault+0x14c5/0x32b0 [ 561.325498][ T8823] ? handle_mm_fault+0xdb/0x32b0 [ 561.325523][ T8823] ? __pfx_handle_mm_fault+0x10/0x10 [ 561.325540][ T8823] ? lock_vma_under_rcu+0x42c/0x4a0 [ 561.325571][ T8823] ? vfs_fallocate+0x714/0x7e0 [ 561.325602][ T8823] do_user_addr_fault+0xa7c/0x1380 [ 561.325630][ T8823] ? rcu_is_watching+0x15/0xb0 [ 561.325654][ T8823] ? trace_page_fault_user+0x84/0x1c0 [ 561.325678][ T8823] exc_page_fault+0x71/0xd0 [ 561.325699][ T8823] asm_exc_page_fault+0x26/0x30 [ 561.325716][ T8823] RIP: 0033:0x7f4bcb52e330 [ 561.325734][ T8823] 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 [ 561.325750][ T8823] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 561.325766][ T8823] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 561.325777][ T8823] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 561.325786][ T8823] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 561.325797][ T8823] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 561.325808][ T8823] R13: 00000000000000e2 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 561.325835][ T8823] [ 561.325849][ T8823] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 561.756349][ T8825] loop0: detected capacity change from 0 to 32768 [ 561.764467][ T8825] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8825) [ 561.778047][ T8825] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 561.789240][ T8825] FAULT_INJECTION: forcing a failure. [ 561.789240][ T8825] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 561.803453][ T8825] CPU: 0 UID: 0 PID: 8825 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 561.803477][ T8825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 561.803489][ T8825] Call Trace: [ 561.803497][ T8825] [ 561.803505][ T8825] dump_stack_lvl+0xe8/0x150 [ 561.803533][ T8825] should_fail_ex+0x414/0x560 [ 561.803565][ T8825] prepare_alloc_pages+0x22b/0x650 [ 561.803596][ T8825] __alloc_frozen_pages_noprof+0x123/0x370 [ 561.803623][ T8825] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 561.803654][ T8825] ? policy_nodemask+0x27c/0x720 [ 561.803685][ T8825] alloc_pages_mpol+0x232/0x4a0 [ 561.803715][ T8825] vma_alloc_folio_noprof+0xe4/0x200 [ 561.803740][ T8825] ? lockdep_hardirqs_on+0x7b/0x110 [ 561.803761][ T8825] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 561.803796][ T8825] folio_prealloc+0x30/0x180 [ 561.803819][ T8825] do_wp_page+0x1231/0x5810 [ 561.803857][ T8825] ? __pfx_do_wp_page+0x10/0x10 [ 561.803880][ T8825] ? do_raw_spin_lock+0x121/0x290 [ 561.803902][ T8825] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 561.803929][ T8825] handle_mm_fault+0x14c5/0x32b0 [ 561.803957][ T8825] ? handle_mm_fault+0xdb/0x32b0 [ 561.803982][ T8825] ? __pfx_handle_mm_fault+0x10/0x10 [ 561.803997][ T8825] ? lock_vma_under_rcu+0x42c/0x4a0 [ 561.804028][ T8825] ? vfs_fallocate+0x714/0x7e0 [ 561.804060][ T8825] do_user_addr_fault+0xa7c/0x1380 [ 561.804089][ T8825] ? rcu_is_watching+0x15/0xb0 [ 561.804120][ T8825] ? trace_page_fault_user+0x84/0x1c0 [ 561.804144][ T8825] exc_page_fault+0x71/0xd0 [ 561.804165][ T8825] asm_exc_page_fault+0x26/0x30 [ 561.804183][ T8825] RIP: 0033:0x7f4bcb52e330 [ 561.804200][ T8825] 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 [ 561.804216][ T8825] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 561.804232][ T8825] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 561.804243][ T8825] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 561.804255][ T8825] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 561.804268][ T8825] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 561.804279][ T8825] R13: 00000000000000e3 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 561.804308][ T8825] [ 561.804323][ T8825] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 562.227984][ T8827] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8827) [ 562.241461][ T8827] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 562.252629][ T8827] FAULT_INJECTION: forcing a failure. [ 562.252629][ T8827] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.266703][ T8827] CPU: 0 UID: 0 PID: 8827 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 562.266726][ T8827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 562.266736][ T8827] Call Trace: [ 562.266743][ T8827] [ 562.266750][ T8827] dump_stack_lvl+0xe8/0x150 [ 562.266778][ T8827] should_fail_ex+0x414/0x560 [ 562.266810][ T8827] prepare_alloc_pages+0x22b/0x650 [ 562.266842][ T8827] __alloc_frozen_pages_noprof+0x123/0x370 [ 562.266869][ T8827] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 562.266907][ T8827] ? policy_nodemask+0x27c/0x720 [ 562.266933][ T8827] alloc_pages_mpol+0x232/0x4a0 [ 562.266961][ T8827] vma_alloc_folio_noprof+0xe4/0x200 [ 562.266985][ T8827] ? lockdep_hardirqs_on+0x7b/0x110 [ 562.267006][ T8827] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 562.267043][ T8827] folio_prealloc+0x30/0x180 [ 562.267065][ T8827] do_wp_page+0x1231/0x5810 [ 562.267100][ T8827] ? __pfx_do_wp_page+0x10/0x10 [ 562.267115][ T8827] ? do_raw_spin_lock+0x121/0x290 [ 562.267134][ T8827] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 562.267161][ T8827] handle_mm_fault+0x14c5/0x32b0 [ 562.267190][ T8827] ? handle_mm_fault+0xdb/0x32b0 [ 562.267216][ T8827] ? __pfx_handle_mm_fault+0x10/0x10 [ 562.267232][ T8827] ? lock_vma_under_rcu+0x42c/0x4a0 [ 562.267265][ T8827] ? vfs_fallocate+0x714/0x7e0 [ 562.267300][ T8827] do_user_addr_fault+0xa7c/0x1380 [ 562.267329][ T8827] ? rcu_is_watching+0x15/0xb0 [ 562.267364][ T8827] ? trace_page_fault_user+0x84/0x1c0 [ 562.267387][ T8827] exc_page_fault+0x71/0xd0 [ 562.267406][ T8827] asm_exc_page_fault+0x26/0x30 [ 562.267424][ T8827] RIP: 0033:0x7f4bcb52e330 [ 562.267441][ T8827] 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 [ 562.267457][ T8827] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 562.267474][ T8827] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 562.267486][ T8827] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 562.267498][ T8827] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 562.267511][ T8827] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 562.267522][ T8827] R13: 00000000000000e4 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 562.267550][ T8827] [ 562.267564][ T8827] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 562.693125][ T8829] set_capacity_and_notify: 1 callbacks suppressed [ 562.693138][ T8829] loop0: detected capacity change from 0 to 32768 [ 562.707627][ T8829] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8829) [ 562.721120][ T8829] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 562.732130][ T8829] FAULT_INJECTION: forcing a failure. [ 562.732130][ T8829] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 562.745472][ T8829] CPU: 1 UID: 0 PID: 8829 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 562.745497][ T8829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 562.745508][ T8829] Call Trace: [ 562.745516][ T8829] [ 562.745524][ T8829] dump_stack_lvl+0xe8/0x150 [ 562.745552][ T8829] should_fail_ex+0x414/0x560 [ 562.745585][ T8829] prepare_alloc_pages+0x22b/0x650 [ 562.745612][ T8829] __alloc_frozen_pages_noprof+0x123/0x370 [ 562.745637][ T8829] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 562.745669][ T8829] ? policy_nodemask+0x27c/0x720 [ 562.745699][ T8829] alloc_pages_mpol+0x232/0x4a0 [ 562.745729][ T8829] vma_alloc_folio_noprof+0xe4/0x200 [ 562.745754][ T8829] ? lockdep_hardirqs_on+0x7b/0x110 [ 562.745773][ T8829] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 562.745808][ T8829] folio_prealloc+0x30/0x180 [ 562.745839][ T8829] do_wp_page+0x1231/0x5810 [ 562.745875][ T8829] ? __pfx_do_wp_page+0x10/0x10 [ 562.745890][ T8829] ? do_raw_spin_lock+0x121/0x290 [ 562.745911][ T8829] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 562.745939][ T8829] handle_mm_fault+0x14c5/0x32b0 [ 562.745969][ T8829] ? handle_mm_fault+0xdb/0x32b0 [ 562.745994][ T8829] ? __pfx_handle_mm_fault+0x10/0x10 [ 562.746010][ T8829] ? lock_vma_under_rcu+0x42c/0x4a0 [ 562.746042][ T8829] ? vfs_fallocate+0x714/0x7e0 [ 562.746078][ T8829] do_user_addr_fault+0xa7c/0x1380 [ 562.746103][ T8829] ? rcu_is_watching+0x15/0xb0 [ 562.746125][ T8829] ? trace_page_fault_user+0x84/0x1c0 [ 562.746150][ T8829] exc_page_fault+0x71/0xd0 [ 562.746167][ T8829] asm_exc_page_fault+0x26/0x30 [ 562.746183][ T8829] RIP: 0033:0x7f4bcb52e330 [ 562.746199][ T8829] 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 [ 562.746212][ T8829] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 562.746229][ T8829] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 562.746240][ T8829] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 562.746252][ T8829] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 562.746264][ T8829] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 562.746275][ T8829] R13: 00000000000000e5 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 562.746303][ T8829] [ 562.980348][ T1299] ieee802154 phy0 wpan0: encryption failed: -22 [ 562.986967][ T1299] ieee802154 phy1 wpan1: encryption failed: -22 [ 563.014293][ T8829] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 563.249017][ T8831] loop0: detected capacity change from 0 to 32768 [ 563.261106][ T8831] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8831) [ 563.275062][ T8831] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 563.288050][ T8831] FAULT_INJECTION: forcing a failure. [ 563.288050][ T8831] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.302139][ T8831] CPU: 0 UID: 0 PID: 8831 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 563.302165][ T8831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 563.302176][ T8831] Call Trace: [ 563.302183][ T8831] [ 563.302191][ T8831] dump_stack_lvl+0xe8/0x150 [ 563.302220][ T8831] should_fail_ex+0x414/0x560 [ 563.302249][ T8831] prepare_alloc_pages+0x22b/0x650 [ 563.302278][ T8831] __alloc_frozen_pages_noprof+0x123/0x370 [ 563.302303][ T8831] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 563.302335][ T8831] ? policy_nodemask+0x27c/0x720 [ 563.302362][ T8831] alloc_pages_mpol+0x232/0x4a0 [ 563.302389][ T8831] vma_alloc_folio_noprof+0xe4/0x200 [ 563.302413][ T8831] ? lockdep_hardirqs_on+0x7b/0x110 [ 563.302435][ T8831] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 563.302471][ T8831] folio_prealloc+0x30/0x180 [ 563.302493][ T8831] do_wp_page+0x1231/0x5810 [ 563.302531][ T8831] ? __pfx_do_wp_page+0x10/0x10 [ 563.302547][ T8831] ? do_raw_spin_lock+0x121/0x290 [ 563.302567][ T8831] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 563.302594][ T8831] handle_mm_fault+0x14c5/0x32b0 [ 563.302625][ T8831] ? handle_mm_fault+0xdb/0x32b0 [ 563.302652][ T8831] ? __pfx_handle_mm_fault+0x10/0x10 [ 563.302669][ T8831] ? lock_vma_under_rcu+0x42c/0x4a0 [ 563.302700][ T8831] ? vfs_fallocate+0x714/0x7e0 [ 563.302734][ T8831] do_user_addr_fault+0xa7c/0x1380 [ 563.302762][ T8831] ? rcu_is_watching+0x15/0xb0 [ 563.302785][ T8831] ? trace_page_fault_user+0x84/0x1c0 [ 563.302808][ T8831] exc_page_fault+0x71/0xd0 [ 563.302828][ T8831] asm_exc_page_fault+0x26/0x30 [ 563.302846][ T8831] RIP: 0033:0x7f4bcb52e330 [ 563.302863][ T8831] 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 [ 563.302878][ T8831] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 563.302894][ T8831] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 563.302905][ T8831] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 563.302916][ T8831] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 563.302928][ T8831] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 563.302939][ T8831] R13: 00000000000000e6 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 563.302968][ T8831] [ 563.302981][ T8831] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 563.721764][ T8833] loop0: detected capacity change from 0 to 32768 [ 563.729870][ T8833] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8833) [ 563.743717][ T8833] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 563.755151][ T8833] FAULT_INJECTION: forcing a failure. [ 563.755151][ T8833] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 563.769106][ T8833] CPU: 1 UID: 0 PID: 8833 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 563.769128][ T8833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 563.769139][ T8833] Call Trace: [ 563.769147][ T8833] [ 563.769155][ T8833] dump_stack_lvl+0xe8/0x150 [ 563.769184][ T8833] should_fail_ex+0x414/0x560 [ 563.769215][ T8833] prepare_alloc_pages+0x22b/0x650 [ 563.769246][ T8833] __alloc_frozen_pages_noprof+0x123/0x370 [ 563.769273][ T8833] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 563.769307][ T8833] ? policy_nodemask+0x27c/0x720 [ 563.769337][ T8833] alloc_pages_mpol+0x232/0x4a0 [ 563.769367][ T8833] vma_alloc_folio_noprof+0xe4/0x200 [ 563.769392][ T8833] ? lockdep_hardirqs_on+0x7b/0x110 [ 563.769413][ T8833] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 563.769451][ T8833] folio_prealloc+0x30/0x180 [ 563.769474][ T8833] do_wp_page+0x1231/0x5810 [ 563.769512][ T8833] ? __pfx_do_wp_page+0x10/0x10 [ 563.769527][ T8833] ? do_raw_spin_lock+0x121/0x290 [ 563.769547][ T8833] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 563.769573][ T8833] handle_mm_fault+0x14c5/0x32b0 [ 563.769604][ T8833] ? handle_mm_fault+0xdb/0x32b0 [ 563.769630][ T8833] ? __pfx_handle_mm_fault+0x10/0x10 [ 563.769647][ T8833] ? lock_vma_under_rcu+0x42c/0x4a0 [ 563.769679][ T8833] ? vfs_fallocate+0x714/0x7e0 [ 563.769713][ T8833] do_user_addr_fault+0xa7c/0x1380 [ 563.769741][ T8833] ? rcu_is_watching+0x15/0xb0 [ 563.769765][ T8833] ? trace_page_fault_user+0x84/0x1c0 [ 563.769788][ T8833] exc_page_fault+0x71/0xd0 [ 563.769808][ T8833] asm_exc_page_fault+0x26/0x30 [ 563.769826][ T8833] RIP: 0033:0x7f4bcb52e330 [ 563.769843][ T8833] 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 [ 563.769860][ T8833] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 563.769877][ T8833] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 563.769888][ T8833] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 563.769900][ T8833] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 563.769912][ T8833] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 563.769924][ T8833] R13: 00000000000000e7 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 563.769960][ T8833] [ 563.769973][ T8833] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 564.208540][ T8835] loop0: detected capacity change from 0 to 32768 [ 564.217005][ T8835] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8835) [ 564.230497][ T8835] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 564.241846][ T8835] FAULT_INJECTION: forcing a failure. [ 564.241846][ T8835] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.255913][ T8835] CPU: 0 UID: 0 PID: 8835 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 564.255944][ T8835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 564.255955][ T8835] Call Trace: [ 564.255963][ T8835] [ 564.255971][ T8835] dump_stack_lvl+0xe8/0x150 [ 564.256000][ T8835] should_fail_ex+0x414/0x560 [ 564.256031][ T8835] prepare_alloc_pages+0x22b/0x650 [ 564.256061][ T8835] __alloc_frozen_pages_noprof+0x123/0x370 [ 564.256088][ T8835] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 564.256118][ T8835] ? policy_nodemask+0x27c/0x720 [ 564.256146][ T8835] alloc_pages_mpol+0x232/0x4a0 [ 564.256175][ T8835] vma_alloc_folio_noprof+0xe4/0x200 [ 564.256201][ T8835] ? lockdep_hardirqs_on+0x7b/0x110 [ 564.256222][ T8835] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 564.256259][ T8835] folio_prealloc+0x30/0x180 [ 564.256282][ T8835] do_wp_page+0x1231/0x5810 [ 564.256318][ T8835] ? __pfx_do_wp_page+0x10/0x10 [ 564.256333][ T8835] ? do_raw_spin_lock+0x121/0x290 [ 564.256354][ T8835] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 564.256383][ T8835] handle_mm_fault+0x14c5/0x32b0 [ 564.256414][ T8835] ? handle_mm_fault+0xdb/0x32b0 [ 564.256441][ T8835] ? __pfx_handle_mm_fault+0x10/0x10 [ 564.256458][ T8835] ? lock_vma_under_rcu+0x42c/0x4a0 [ 564.256489][ T8835] ? vfs_fallocate+0x714/0x7e0 [ 564.256521][ T8835] do_user_addr_fault+0xa7c/0x1380 [ 564.256548][ T8835] ? rcu_is_watching+0x15/0xb0 [ 564.256571][ T8835] ? trace_page_fault_user+0x84/0x1c0 [ 564.256594][ T8835] exc_page_fault+0x71/0xd0 [ 564.256623][ T8835] asm_exc_page_fault+0x26/0x30 [ 564.256641][ T8835] RIP: 0033:0x7f4bcb52e330 [ 564.256659][ T8835] 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 [ 564.256675][ T8835] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 564.256691][ T8835] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 564.256703][ T8835] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 564.256714][ T8835] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 564.256726][ T8835] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 564.256737][ T8835] R13: 00000000000000e8 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 564.256766][ T8835] [ 564.487335][ T8835] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 564.724345][ T8837] loop0: detected capacity change from 0 to 32768 [ 564.734832][ T8837] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8837) [ 564.748815][ T8837] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 564.760125][ T8837] FAULT_INJECTION: forcing a failure. [ 564.760125][ T8837] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 564.774290][ T8837] CPU: 0 UID: 0 PID: 8837 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 564.774312][ T8837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 564.774323][ T8837] Call Trace: [ 564.774330][ T8837] [ 564.774338][ T8837] dump_stack_lvl+0xe8/0x150 [ 564.774366][ T8837] should_fail_ex+0x414/0x560 [ 564.774398][ T8837] prepare_alloc_pages+0x22b/0x650 [ 564.774429][ T8837] __alloc_frozen_pages_noprof+0x123/0x370 [ 564.774457][ T8837] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 564.774489][ T8837] ? policy_nodemask+0x27c/0x720 [ 564.774517][ T8837] alloc_pages_mpol+0x232/0x4a0 [ 564.774547][ T8837] vma_alloc_folio_noprof+0xe4/0x200 [ 564.774572][ T8837] ? lockdep_hardirqs_on+0x7b/0x110 [ 564.774593][ T8837] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 564.774638][ T8837] folio_prealloc+0x30/0x180 [ 564.774661][ T8837] do_wp_page+0x1231/0x5810 [ 564.774698][ T8837] ? __pfx_do_wp_page+0x10/0x10 [ 564.774714][ T8837] ? do_raw_spin_lock+0x121/0x290 [ 564.774735][ T8837] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 564.774762][ T8837] handle_mm_fault+0x14c5/0x32b0 [ 564.774793][ T8837] ? handle_mm_fault+0xdb/0x32b0 [ 564.774820][ T8837] ? __pfx_handle_mm_fault+0x10/0x10 [ 564.774837][ T8837] ? lock_vma_under_rcu+0x42c/0x4a0 [ 564.774869][ T8837] ? vfs_fallocate+0x714/0x7e0 [ 564.774901][ T8837] do_user_addr_fault+0xa7c/0x1380 [ 564.774929][ T8837] ? rcu_is_watching+0x15/0xb0 [ 564.774954][ T8837] ? trace_page_fault_user+0x84/0x1c0 [ 564.774977][ T8837] exc_page_fault+0x71/0xd0 [ 564.775002][ T8837] asm_exc_page_fault+0x26/0x30 [ 564.775019][ T8837] RIP: 0033:0x7f4bcb52e330 [ 564.775036][ T8837] 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 [ 564.775052][ T8837] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 564.775068][ T8837] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 564.775079][ T8837] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 564.775090][ T8837] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 564.775102][ T8837] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 564.775113][ T8837] R13: 00000000000000e9 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 564.775142][ T8837] [ 565.251310][ T8839] loop0: detected capacity change from 0 to 32768 [ 565.260009][ T8839] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8839) [ 565.274217][ T8839] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 565.285955][ T8839] FAULT_INJECTION: forcing a failure. [ 565.285955][ T8839] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 565.300273][ T8839] CPU: 0 UID: 0 PID: 8839 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 565.300296][ T8839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 565.300307][ T8839] Call Trace: [ 565.300315][ T8839] [ 565.300323][ T8839] dump_stack_lvl+0xe8/0x150 [ 565.300352][ T8839] should_fail_ex+0x414/0x560 [ 565.300383][ T8839] prepare_alloc_pages+0x22b/0x650 [ 565.300415][ T8839] __alloc_frozen_pages_noprof+0x123/0x370 [ 565.300442][ T8839] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 565.300475][ T8839] ? policy_nodemask+0x27c/0x720 [ 565.300505][ T8839] alloc_pages_mpol+0x232/0x4a0 [ 565.300536][ T8839] vma_alloc_folio_noprof+0xe4/0x200 [ 565.300559][ T8839] ? lockdep_hardirqs_on+0x7b/0x110 [ 565.300581][ T8839] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 565.300617][ T8839] folio_prealloc+0x30/0x180 [ 565.300639][ T8839] do_wp_page+0x1231/0x5810 [ 565.300676][ T8839] ? __pfx_do_wp_page+0x10/0x10 [ 565.300691][ T8839] ? do_raw_spin_lock+0x121/0x290 [ 565.300712][ T8839] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 565.300740][ T8839] handle_mm_fault+0x14c5/0x32b0 [ 565.300772][ T8839] ? handle_mm_fault+0xdb/0x32b0 [ 565.300799][ T8839] ? __pfx_handle_mm_fault+0x10/0x10 [ 565.300823][ T8839] ? lock_vma_under_rcu+0x42c/0x4a0 [ 565.300855][ T8839] ? vfs_fallocate+0x714/0x7e0 [ 565.300889][ T8839] do_user_addr_fault+0xa7c/0x1380 [ 565.300918][ T8839] ? rcu_is_watching+0x15/0xb0 [ 565.300943][ T8839] ? trace_page_fault_user+0x84/0x1c0 [ 565.300967][ T8839] exc_page_fault+0x71/0xd0 [ 565.300987][ T8839] asm_exc_page_fault+0x26/0x30 [ 565.301004][ T8839] RIP: 0033:0x7f4bcb52e330 [ 565.301024][ 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 [ 565.301039][ T8839] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 565.301056][ T8839] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 565.301067][ T8839] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 565.301078][ T8839] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 565.301091][ T8839] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 565.301103][ T8839] R13: 00000000000000ea R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 565.301133][ T8839] [ 565.301212][ T8839] pagefault_out_of_memory: 1 callbacks suppressed [ 565.301223][ T8839] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 565.750370][ T8841] loop0: detected capacity change from 0 to 32768 [ 565.758623][ T8841] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8841) [ 565.772120][ T8841] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 565.783188][ T8841] FAULT_INJECTION: forcing a failure. [ 565.783188][ T8841] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 565.796879][ T8841] CPU: 0 UID: 0 PID: 8841 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 565.796901][ T8841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 565.796911][ T8841] Call Trace: [ 565.796918][ T8841] [ 565.796926][ T8841] dump_stack_lvl+0xe8/0x150 [ 565.796954][ T8841] should_fail_ex+0x414/0x560 [ 565.796985][ T8841] prepare_alloc_pages+0x22b/0x650 [ 565.797014][ T8841] __alloc_frozen_pages_noprof+0x123/0x370 [ 565.797041][ T8841] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 565.797072][ T8841] ? policy_nodemask+0x27c/0x720 [ 565.797100][ T8841] alloc_pages_mpol+0x232/0x4a0 [ 565.797128][ T8841] vma_alloc_folio_noprof+0xe4/0x200 [ 565.797151][ T8841] ? lockdep_hardirqs_on+0x7b/0x110 [ 565.797171][ T8841] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 565.797207][ T8841] folio_prealloc+0x30/0x180 [ 565.797229][ T8841] do_wp_page+0x1231/0x5810 [ 565.797262][ T8841] ? __pfx_do_wp_page+0x10/0x10 [ 565.797277][ T8841] ? do_raw_spin_lock+0x121/0x290 [ 565.797297][ T8841] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 565.797325][ T8841] handle_mm_fault+0x14c5/0x32b0 [ 565.797357][ T8841] ? handle_mm_fault+0xdb/0x32b0 [ 565.797384][ T8841] ? __pfx_handle_mm_fault+0x10/0x10 [ 565.797400][ T8841] ? lock_vma_under_rcu+0x42c/0x4a0 [ 565.797431][ T8841] ? vfs_fallocate+0x714/0x7e0 [ 565.797482][ T8841] do_user_addr_fault+0xa7c/0x1380 [ 565.797511][ T8841] ? rcu_is_watching+0x15/0xb0 [ 565.797533][ T8841] ? trace_page_fault_user+0x84/0x1c0 [ 565.797555][ T8841] exc_page_fault+0x71/0xd0 [ 565.797584][ T8841] asm_exc_page_fault+0x26/0x30 [ 565.797602][ T8841] RIP: 0033:0x7f4bcb52e330 [ 565.797618][ T8841] 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 [ 565.797632][ T8841] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 565.797648][ T8841] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 565.797659][ T8841] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 565.797670][ T8841] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 565.797681][ T8841] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 565.797692][ T8841] R13: 00000000000000eb R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 565.797719][ T8841] [ 565.797733][ T8841] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 566.226952][ T8843] loop0: detected capacity change from 0 to 32768 [ 566.235000][ T8843] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8843) [ 566.249334][ T8843] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 566.260326][ T8843] FAULT_INJECTION: forcing a failure. [ 566.260326][ T8843] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 566.274344][ T8843] CPU: 0 UID: 0 PID: 8843 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 566.274362][ T8843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 566.274372][ T8843] Call Trace: [ 566.274379][ T8843] [ 566.274387][ T8843] dump_stack_lvl+0xe8/0x150 [ 566.274412][ T8843] should_fail_ex+0x414/0x560 [ 566.274440][ T8843] prepare_alloc_pages+0x22b/0x650 [ 566.274470][ T8843] __alloc_frozen_pages_noprof+0x123/0x370 [ 566.274492][ T8843] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 566.274526][ T8843] ? policy_nodemask+0x27c/0x720 [ 566.274554][ T8843] alloc_pages_mpol+0x232/0x4a0 [ 566.274585][ T8843] vma_alloc_folio_noprof+0xe4/0x200 [ 566.274610][ T8843] ? lockdep_hardirqs_on+0x7b/0x110 [ 566.274630][ T8843] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 566.274665][ T8843] folio_prealloc+0x30/0x180 [ 566.274690][ T8843] do_wp_page+0x1231/0x5810 [ 566.274727][ T8843] ? __pfx_do_wp_page+0x10/0x10 [ 566.274746][ T8843] ? do_raw_spin_lock+0x121/0x290 [ 566.274774][ T8843] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 566.274804][ T8843] handle_mm_fault+0x14c5/0x32b0 [ 566.274836][ T8843] ? handle_mm_fault+0xdb/0x32b0 [ 566.274863][ T8843] ? __pfx_handle_mm_fault+0x10/0x10 [ 566.274880][ T8843] ? lock_vma_under_rcu+0x42c/0x4a0 [ 566.274913][ T8843] ? vfs_fallocate+0x714/0x7e0 [ 566.274948][ T8843] do_user_addr_fault+0xa7c/0x1380 [ 566.274976][ T8843] ? rcu_is_watching+0x15/0xb0 [ 566.274999][ T8843] ? trace_page_fault_user+0x84/0x1c0 [ 566.275023][ T8843] exc_page_fault+0x71/0xd0 [ 566.275042][ T8843] asm_exc_page_fault+0x26/0x30 [ 566.275059][ T8843] RIP: 0033:0x7f4bcb52e330 [ 566.275076][ T8843] 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 [ 566.275091][ T8843] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 566.275107][ T8843] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 566.275118][ T8843] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 566.275129][ T8843] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 566.275140][ T8843] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 566.275151][ T8843] R13: 00000000000000ec R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 566.275180][ T8843] [ 566.275194][ T8843] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 566.718748][ T8845] loop0: detected capacity change from 0 to 32768 [ 566.729844][ T8845] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8845) [ 566.743413][ T8845] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 566.754508][ T8845] FAULT_INJECTION: forcing a failure. [ 566.754508][ T8845] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 566.768208][ T8845] CPU: 1 UID: 0 PID: 8845 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 566.768232][ T8845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 566.768259][ T8845] Call Trace: [ 566.768267][ T8845] [ 566.768275][ T8845] dump_stack_lvl+0xe8/0x150 [ 566.768305][ T8845] should_fail_ex+0x414/0x560 [ 566.768335][ T8845] prepare_alloc_pages+0x22b/0x650 [ 566.768376][ T8845] __alloc_frozen_pages_noprof+0x123/0x370 [ 566.768404][ T8845] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 566.768438][ T8845] ? policy_nodemask+0x27c/0x720 [ 566.768504][ T8845] alloc_pages_mpol+0x232/0x4a0 [ 566.768531][ T8845] vma_alloc_folio_noprof+0xe4/0x200 [ 566.768554][ T8845] ? lockdep_hardirqs_on+0x7b/0x110 [ 566.768574][ T8845] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 566.768610][ T8845] folio_prealloc+0x30/0x180 [ 566.768631][ T8845] do_wp_page+0x1231/0x5810 [ 566.768668][ T8845] ? __pfx_do_wp_page+0x10/0x10 [ 566.768683][ T8845] ? do_raw_spin_lock+0x121/0x290 [ 566.768704][ T8845] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 566.768732][ T8845] handle_mm_fault+0x14c5/0x32b0 [ 566.768763][ T8845] ? handle_mm_fault+0xdb/0x32b0 [ 566.768789][ T8845] ? __pfx_handle_mm_fault+0x10/0x10 [ 566.768805][ T8845] ? lock_vma_under_rcu+0x42c/0x4a0 [ 566.768836][ T8845] ? vfs_fallocate+0x714/0x7e0 [ 566.768870][ T8845] do_user_addr_fault+0xa7c/0x1380 [ 566.768900][ T8845] ? rcu_is_watching+0x15/0xb0 [ 566.768925][ T8845] ? trace_page_fault_user+0x84/0x1c0 [ 566.768948][ T8845] exc_page_fault+0x71/0xd0 [ 566.768969][ T8845] asm_exc_page_fault+0x26/0x30 [ 566.768985][ T8845] RIP: 0033:0x7f4bcb52e330 [ 566.769002][ T8845] 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 [ 566.769018][ T8845] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 566.769034][ T8845] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 566.769045][ T8845] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 566.769056][ T8845] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 566.769068][ T8845] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 566.769080][ T8845] R13: 00000000000000ed R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 566.769110][ T8845] [ 566.769124][ T8845] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 567.192389][ T8847] loop0: detected capacity change from 0 to 32768 [ 567.200517][ T8847] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8847) [ 567.214224][ T8847] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 567.225298][ T8847] FAULT_INJECTION: forcing a failure. [ 567.225298][ T8847] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 567.240438][ T8847] CPU: 0 UID: 0 PID: 8847 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 567.240461][ T8847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 567.240471][ T8847] Call Trace: [ 567.240478][ T8847] [ 567.240485][ T8847] dump_stack_lvl+0xe8/0x150 [ 567.240514][ T8847] should_fail_ex+0x414/0x560 [ 567.240545][ T8847] prepare_alloc_pages+0x22b/0x650 [ 567.240576][ T8847] __alloc_frozen_pages_noprof+0x123/0x370 [ 567.240602][ T8847] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 567.240654][ T8847] ? policy_nodemask+0x27c/0x720 [ 567.240683][ T8847] alloc_pages_mpol+0x232/0x4a0 [ 567.240712][ T8847] vma_alloc_folio_noprof+0xe4/0x200 [ 567.240737][ T8847] ? lockdep_hardirqs_on+0x7b/0x110 [ 567.240757][ T8847] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 567.240793][ T8847] folio_prealloc+0x30/0x180 [ 567.240815][ T8847] do_wp_page+0x1231/0x5810 [ 567.240851][ T8847] ? __pfx_do_wp_page+0x10/0x10 [ 567.240866][ T8847] ? do_raw_spin_lock+0x121/0x290 [ 567.240885][ T8847] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 567.240918][ T8847] handle_mm_fault+0x14c5/0x32b0 [ 567.240948][ T8847] ? handle_mm_fault+0xdb/0x32b0 [ 567.240975][ T8847] ? __pfx_handle_mm_fault+0x10/0x10 [ 567.240991][ T8847] ? lock_vma_under_rcu+0x42c/0x4a0 [ 567.241023][ T8847] ? vfs_fallocate+0x714/0x7e0 [ 567.241056][ T8847] do_user_addr_fault+0xa7c/0x1380 [ 567.241083][ T8847] ? rcu_is_watching+0x15/0xb0 [ 567.241106][ T8847] ? trace_page_fault_user+0x84/0x1c0 [ 567.241128][ T8847] exc_page_fault+0x71/0xd0 [ 567.241148][ T8847] asm_exc_page_fault+0x26/0x30 [ 567.241165][ T8847] RIP: 0033:0x7f4bcb52e330 [ 567.241183][ T8847] 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 [ 567.241198][ T8847] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 567.241215][ T8847] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 567.241226][ T8847] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 567.241236][ T8847] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 567.241248][ T8847] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 567.241259][ T8847] R13: 00000000000000ee R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 567.241288][ T8847] [ 567.241302][ T8847] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 567.666045][ T8849] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8849) [ 567.679521][ T8849] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 567.690939][ T8849] FAULT_INJECTION: forcing a failure. [ 567.690939][ T8849] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 567.704726][ T8849] CPU: 0 UID: 0 PID: 8849 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 567.704749][ T8849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 567.704759][ T8849] Call Trace: [ 567.704766][ T8849] [ 567.704774][ T8849] dump_stack_lvl+0xe8/0x150 [ 567.704803][ T8849] should_fail_ex+0x414/0x560 [ 567.704833][ T8849] prepare_alloc_pages+0x22b/0x650 [ 567.704864][ T8849] __alloc_frozen_pages_noprof+0x123/0x370 [ 567.704893][ T8849] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 567.704926][ T8849] ? policy_nodemask+0x27c/0x720 [ 567.704955][ T8849] alloc_pages_mpol+0x232/0x4a0 [ 567.704984][ T8849] vma_alloc_folio_noprof+0xe4/0x200 [ 567.705009][ T8849] ? lockdep_hardirqs_on+0x7b/0x110 [ 567.705030][ T8849] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 567.705067][ T8849] folio_prealloc+0x30/0x180 [ 567.705090][ T8849] do_wp_page+0x1231/0x5810 [ 567.705128][ T8849] ? __pfx_do_wp_page+0x10/0x10 [ 567.705143][ T8849] ? do_raw_spin_lock+0x121/0x290 [ 567.705164][ T8849] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 567.705190][ T8849] handle_mm_fault+0x14c5/0x32b0 [ 567.705221][ T8849] ? handle_mm_fault+0xdb/0x32b0 [ 567.705248][ T8849] ? __pfx_handle_mm_fault+0x10/0x10 [ 567.705265][ T8849] ? lock_vma_under_rcu+0x42c/0x4a0 [ 567.705303][ T8849] ? vfs_fallocate+0x714/0x7e0 [ 567.705335][ T8849] do_user_addr_fault+0xa7c/0x1380 [ 567.705364][ T8849] ? rcu_is_watching+0x15/0xb0 [ 567.705388][ T8849] ? trace_page_fault_user+0x84/0x1c0 [ 567.705412][ T8849] exc_page_fault+0x71/0xd0 [ 567.705433][ T8849] asm_exc_page_fault+0x26/0x30 [ 567.705450][ T8849] RIP: 0033:0x7f4bcb52e330 [ 567.705468][ T8849] 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 [ 567.705485][ T8849] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 567.705501][ T8849] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 567.705512][ T8849] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 567.705523][ T8849] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 567.705536][ T8849] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 567.705546][ T8849] R13: 00000000000000ef R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 567.705581][ T8849] [ 567.705595][ T8849] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 568.149783][ T8851] set_capacity_and_notify: 1 callbacks suppressed [ 568.149795][ T8851] loop0: detected capacity change from 0 to 32768 [ 568.164486][ T8851] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8851) [ 568.178213][ T8851] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 568.189391][ T8851] FAULT_INJECTION: forcing a failure. [ 568.189391][ T8851] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 568.203296][ T8851] CPU: 0 UID: 0 PID: 8851 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 568.203317][ T8851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 568.203328][ T8851] Call Trace: [ 568.203336][ T8851] [ 568.203344][ T8851] dump_stack_lvl+0xe8/0x150 [ 568.203371][ T8851] should_fail_ex+0x414/0x560 [ 568.203403][ T8851] prepare_alloc_pages+0x22b/0x650 [ 568.203435][ T8851] __alloc_frozen_pages_noprof+0x123/0x370 [ 568.203462][ T8851] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 568.203495][ T8851] ? policy_nodemask+0x27c/0x720 [ 568.203522][ T8851] alloc_pages_mpol+0x232/0x4a0 [ 568.203551][ T8851] vma_alloc_folio_noprof+0xe4/0x200 [ 568.203575][ T8851] ? lockdep_hardirqs_on+0x7b/0x110 [ 568.203596][ T8851] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 568.203642][ T8851] folio_prealloc+0x30/0x180 [ 568.203665][ T8851] do_wp_page+0x1231/0x5810 [ 568.203703][ T8851] ? __pfx_do_wp_page+0x10/0x10 [ 568.203719][ T8851] ? do_raw_spin_lock+0x121/0x290 [ 568.203740][ T8851] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 568.203766][ T8851] handle_mm_fault+0x14c5/0x32b0 [ 568.203795][ T8851] ? handle_mm_fault+0xdb/0x32b0 [ 568.203822][ T8851] ? __pfx_handle_mm_fault+0x10/0x10 [ 568.203838][ T8851] ? lock_vma_under_rcu+0x42c/0x4a0 [ 568.203872][ T8851] ? vfs_fallocate+0x714/0x7e0 [ 568.203906][ T8851] do_user_addr_fault+0xa7c/0x1380 [ 568.203935][ T8851] ? rcu_is_watching+0x15/0xb0 [ 568.203958][ T8851] ? trace_page_fault_user+0x84/0x1c0 [ 568.203982][ T8851] exc_page_fault+0x71/0xd0 [ 568.204002][ T8851] asm_exc_page_fault+0x26/0x30 [ 568.204020][ T8851] RIP: 0033:0x7f4bcb52e330 [ 568.204038][ T8851] 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 [ 568.204054][ T8851] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 568.204071][ T8851] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 568.204083][ T8851] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 568.204094][ T8851] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 568.204106][ T8851] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 568.204117][ T8851] R13: 00000000000000f0 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 568.204145][ T8851] [ 568.204158][ T8851] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 568.635749][ T8853] loop0: detected capacity change from 0 to 32768 [ 568.643822][ T8853] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8853) [ 568.657896][ T8853] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 568.668992][ T8853] FAULT_INJECTION: forcing a failure. [ 568.668992][ T8853] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 568.682331][ T8853] CPU: 0 UID: 0 PID: 8853 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 568.682353][ T8853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 568.682363][ T8853] Call Trace: [ 568.682378][ T8853] [ 568.682385][ T8853] dump_stack_lvl+0xe8/0x150 [ 568.682414][ T8853] should_fail_ex+0x414/0x560 [ 568.682445][ T8853] prepare_alloc_pages+0x22b/0x650 [ 568.682474][ T8853] __alloc_frozen_pages_noprof+0x123/0x370 [ 568.682501][ T8853] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 568.682534][ T8853] ? policy_nodemask+0x27c/0x720 [ 568.682563][ T8853] alloc_pages_mpol+0x232/0x4a0 [ 568.682592][ T8853] vma_alloc_folio_noprof+0xe4/0x200 [ 568.682618][ T8853] ? lockdep_hardirqs_on+0x7b/0x110 [ 568.682639][ T8853] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 568.682675][ T8853] folio_prealloc+0x30/0x180 [ 568.682698][ T8853] do_wp_page+0x1231/0x5810 [ 568.682735][ T8853] ? __pfx_do_wp_page+0x10/0x10 [ 568.682750][ T8853] ? do_raw_spin_lock+0x121/0x290 [ 568.682771][ T8853] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 568.682798][ T8853] handle_mm_fault+0x14c5/0x32b0 [ 568.682830][ T8853] ? handle_mm_fault+0xdb/0x32b0 [ 568.682855][ T8853] ? __pfx_handle_mm_fault+0x10/0x10 [ 568.682870][ T8853] ? lock_vma_under_rcu+0x42c/0x4a0 [ 568.682902][ T8853] ? vfs_fallocate+0x714/0x7e0 [ 568.682936][ T8853] do_user_addr_fault+0xa7c/0x1380 [ 568.682964][ T8853] ? rcu_is_watching+0x15/0xb0 [ 568.682985][ T8853] ? trace_page_fault_user+0x84/0x1c0 [ 568.683007][ T8853] exc_page_fault+0x71/0xd0 [ 568.683026][ T8853] asm_exc_page_fault+0x26/0x30 [ 568.683041][ T8853] RIP: 0033:0x7f4bcb52e330 [ 568.683058][ 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 [ 568.683073][ T8853] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 568.683089][ T8853] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 568.683100][ T8853] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 568.683111][ T8853] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 568.683124][ T8853] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 568.683135][ T8853] R13: 00000000000000f1 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 568.683165][ T8853] [ 568.683179][ T8853] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 569.109962][ T8855] loop0: detected capacity change from 0 to 32768 [ 569.118568][ T8855] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8855) [ 569.132738][ T8855] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 569.144079][ T8855] FAULT_INJECTION: forcing a failure. [ 569.144079][ T8855] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 569.158111][ T8855] CPU: 1 UID: 0 PID: 8855 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 569.158134][ T8855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 569.158146][ T8855] Call Trace: [ 569.158153][ T8855] [ 569.158161][ T8855] dump_stack_lvl+0xe8/0x150 [ 569.158188][ T8855] should_fail_ex+0x414/0x560 [ 569.158218][ T8855] prepare_alloc_pages+0x22b/0x650 [ 569.158248][ T8855] __alloc_frozen_pages_noprof+0x123/0x370 [ 569.158288][ T8855] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 569.158322][ T8855] ? policy_nodemask+0x27c/0x720 [ 569.158351][ T8855] alloc_pages_mpol+0x232/0x4a0 [ 569.158380][ T8855] vma_alloc_folio_noprof+0xe4/0x200 [ 569.158405][ T8855] ? lockdep_hardirqs_on+0x7b/0x110 [ 569.158426][ T8855] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 569.158459][ T8855] folio_prealloc+0x30/0x180 [ 569.158480][ T8855] do_wp_page+0x1231/0x5810 [ 569.158518][ T8855] ? __pfx_do_wp_page+0x10/0x10 [ 569.158533][ T8855] ? do_raw_spin_lock+0x121/0x290 [ 569.158554][ T8855] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 569.158582][ T8855] handle_mm_fault+0x14c5/0x32b0 [ 569.158613][ T8855] ? handle_mm_fault+0xdb/0x32b0 [ 569.158639][ T8855] ? __pfx_handle_mm_fault+0x10/0x10 [ 569.158654][ T8855] ? lock_vma_under_rcu+0x42c/0x4a0 [ 569.158686][ T8855] ? vfs_fallocate+0x714/0x7e0 [ 569.158720][ T8855] do_user_addr_fault+0xa7c/0x1380 [ 569.158749][ T8855] ? rcu_is_watching+0x15/0xb0 [ 569.158773][ T8855] ? trace_page_fault_user+0x84/0x1c0 [ 569.158797][ T8855] exc_page_fault+0x71/0xd0 [ 569.158818][ T8855] asm_exc_page_fault+0x26/0x30 [ 569.158835][ T8855] RIP: 0033:0x7f4bcb52e330 [ 569.158852][ T8855] 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 [ 569.158868][ T8855] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 569.158885][ T8855] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 569.158897][ T8855] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 569.158908][ T8855] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 569.158920][ T8855] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 569.158932][ T8855] R13: 00000000000000f2 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 569.158961][ T8855] [ 569.158976][ T8855] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 569.601657][ T8857] loop0: detected capacity change from 0 to 32768 [ 569.611965][ T8857] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8857) [ 569.626965][ T8857] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 569.638922][ T8857] FAULT_INJECTION: forcing a failure. [ 569.638922][ T8857] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 569.652699][ T8857] CPU: 0 UID: 0 PID: 8857 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 569.652723][ T8857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 569.652734][ T8857] Call Trace: [ 569.652741][ T8857] [ 569.652749][ T8857] dump_stack_lvl+0xe8/0x150 [ 569.652777][ T8857] should_fail_ex+0x414/0x560 [ 569.652809][ T8857] prepare_alloc_pages+0x22b/0x650 [ 569.652841][ T8857] __alloc_frozen_pages_noprof+0x123/0x370 [ 569.652869][ T8857] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 569.652903][ T8857] ? policy_nodemask+0x27c/0x720 [ 569.652931][ T8857] alloc_pages_mpol+0x232/0x4a0 [ 569.652960][ T8857] vma_alloc_folio_noprof+0xe4/0x200 [ 569.652986][ T8857] ? lockdep_hardirqs_on+0x7b/0x110 [ 569.653007][ T8857] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 569.653045][ T8857] folio_prealloc+0x30/0x180 [ 569.653067][ T8857] do_wp_page+0x1231/0x5810 [ 569.653104][ T8857] ? __pfx_do_wp_page+0x10/0x10 [ 569.653119][ T8857] ? do_raw_spin_lock+0x121/0x290 [ 569.653139][ T8857] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 569.653167][ T8857] handle_mm_fault+0x14c5/0x32b0 [ 569.653199][ T8857] ? handle_mm_fault+0xdb/0x32b0 [ 569.653233][ T8857] ? __pfx_handle_mm_fault+0x10/0x10 [ 569.653250][ T8857] ? lock_vma_under_rcu+0x42c/0x4a0 [ 569.653282][ T8857] ? vfs_fallocate+0x714/0x7e0 [ 569.653315][ T8857] do_user_addr_fault+0xa7c/0x1380 [ 569.653344][ T8857] ? rcu_is_watching+0x15/0xb0 [ 569.653369][ T8857] ? trace_page_fault_user+0x84/0x1c0 [ 569.653393][ T8857] exc_page_fault+0x71/0xd0 [ 569.653414][ T8857] asm_exc_page_fault+0x26/0x30 [ 569.653431][ T8857] RIP: 0033:0x7f4bcb52e330 [ 569.653447][ T8857] 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 [ 569.653462][ T8857] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 569.653478][ T8857] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 569.653488][ T8857] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 569.653499][ T8857] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 569.653511][ T8857] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 569.653522][ T8857] R13: 00000000000000f3 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 569.653552][ T8857] [ 569.653566][ T8857] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 570.091835][ T8859] loop0: detected capacity change from 0 to 32768 [ 570.099954][ T8859] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8859) [ 570.113730][ T8859] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 570.133902][ T8859] FAULT_INJECTION: forcing a failure. [ 570.133902][ T8859] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 570.147313][ T8859] CPU: 0 UID: 0 PID: 8859 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 570.147336][ T8859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 570.147347][ T8859] Call Trace: [ 570.147355][ T8859] [ 570.147363][ T8859] dump_stack_lvl+0xe8/0x150 [ 570.147392][ T8859] should_fail_ex+0x414/0x560 [ 570.147424][ T8859] prepare_alloc_pages+0x22b/0x650 [ 570.147455][ T8859] __alloc_frozen_pages_noprof+0x123/0x370 [ 570.147482][ T8859] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 570.147514][ T8859] ? policy_nodemask+0x27c/0x720 [ 570.147542][ T8859] alloc_pages_mpol+0x232/0x4a0 [ 570.147571][ T8859] vma_alloc_folio_noprof+0xe4/0x200 [ 570.147597][ T8859] ? lockdep_hardirqs_on+0x7b/0x110 [ 570.147618][ T8859] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 570.147655][ T8859] folio_prealloc+0x30/0x180 [ 570.147679][ T8859] do_wp_page+0x1231/0x5810 [ 570.147716][ T8859] ? __pfx_do_wp_page+0x10/0x10 [ 570.147731][ T8859] ? do_raw_spin_lock+0x121/0x290 [ 570.147752][ T8859] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 570.147780][ T8859] handle_mm_fault+0x14c5/0x32b0 [ 570.147812][ T8859] ? handle_mm_fault+0xdb/0x32b0 [ 570.147839][ T8859] ? __pfx_handle_mm_fault+0x10/0x10 [ 570.147855][ T8859] ? lock_vma_under_rcu+0x42c/0x4a0 [ 570.147886][ T8859] ? vfs_fallocate+0x714/0x7e0 [ 570.147919][ T8859] do_user_addr_fault+0xa7c/0x1380 [ 570.147948][ T8859] ? rcu_is_watching+0x15/0xb0 [ 570.147973][ T8859] ? trace_page_fault_user+0x84/0x1c0 [ 570.147997][ T8859] exc_page_fault+0x71/0xd0 [ 570.148018][ T8859] asm_exc_page_fault+0x26/0x30 [ 570.148035][ T8859] RIP: 0033:0x7f4bcb52e330 [ 570.148053][ T8859] 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 [ 570.148068][ T8859] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 570.148083][ T8859] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 570.148093][ T8859] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 570.148104][ T8859] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 570.148115][ T8859] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 570.148126][ T8859] R13: 00000000000000f4 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 570.148152][ T8859] [ 570.619622][ T8861] loop0: detected capacity change from 0 to 32768 [ 570.630032][ T8861] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8861) [ 570.645502][ T8861] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 570.656782][ T8861] FAULT_INJECTION: forcing a failure. [ 570.656782][ T8861] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 570.670908][ T8861] CPU: 0 UID: 0 PID: 8861 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 570.670932][ T8861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 570.670943][ T8861] Call Trace: [ 570.670950][ T8861] [ 570.670958][ T8861] dump_stack_lvl+0xe8/0x150 [ 570.670987][ T8861] should_fail_ex+0x414/0x560 [ 570.671019][ T8861] prepare_alloc_pages+0x22b/0x650 [ 570.671051][ T8861] __alloc_frozen_pages_noprof+0x123/0x370 [ 570.671078][ T8861] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 570.671110][ T8861] ? policy_nodemask+0x27c/0x720 [ 570.671140][ T8861] alloc_pages_mpol+0x232/0x4a0 [ 570.671169][ T8861] vma_alloc_folio_noprof+0xe4/0x200 [ 570.671194][ T8861] ? lockdep_hardirqs_on+0x7b/0x110 [ 570.671215][ T8861] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 570.671251][ T8861] folio_prealloc+0x30/0x180 [ 570.671274][ T8861] do_wp_page+0x1231/0x5810 [ 570.671310][ T8861] ? __pfx_do_wp_page+0x10/0x10 [ 570.671325][ T8861] ? do_raw_spin_lock+0x121/0x290 [ 570.671346][ T8861] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 570.671373][ T8861] handle_mm_fault+0x14c5/0x32b0 [ 570.671412][ T8861] ? handle_mm_fault+0xdb/0x32b0 [ 570.671439][ T8861] ? __pfx_handle_mm_fault+0x10/0x10 [ 570.671455][ T8861] ? lock_vma_under_rcu+0x42c/0x4a0 [ 570.671487][ T8861] ? vfs_fallocate+0x714/0x7e0 [ 570.671521][ T8861] do_user_addr_fault+0xa7c/0x1380 [ 570.671550][ T8861] ? rcu_is_watching+0x15/0xb0 [ 570.671574][ T8861] ? trace_page_fault_user+0x84/0x1c0 [ 570.671598][ T8861] exc_page_fault+0x71/0xd0 [ 570.671619][ T8861] asm_exc_page_fault+0x26/0x30 [ 570.671635][ T8861] RIP: 0033:0x7f4bcb52e330 [ 570.671652][ 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 [ 570.671667][ T8861] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 570.671682][ T8861] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 570.671693][ T8861] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 570.671703][ T8861] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 570.671715][ T8861] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 570.671727][ T8861] R13: 00000000000000f5 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 570.671756][ T8861] [ 570.671769][ T8861] pagefault_out_of_memory: 1 callbacks suppressed [ 570.671780][ T8861] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 571.124668][ T8863] loop0: detected capacity change from 0 to 32768 [ 571.136742][ T8863] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8863) [ 571.150461][ T8863] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 571.162134][ T8863] FAULT_INJECTION: forcing a failure. [ 571.162134][ T8863] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 571.175651][ T8863] CPU: 1 UID: 0 PID: 8863 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 571.175674][ T8863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 571.175685][ T8863] Call Trace: [ 571.175692][ T8863] [ 571.175700][ T8863] dump_stack_lvl+0xe8/0x150 [ 571.175728][ T8863] should_fail_ex+0x414/0x560 [ 571.175761][ T8863] prepare_alloc_pages+0x22b/0x650 [ 571.175793][ T8863] __alloc_frozen_pages_noprof+0x123/0x370 [ 571.175820][ T8863] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 571.175851][ T8863] ? policy_nodemask+0x27c/0x720 [ 571.175875][ T8863] alloc_pages_mpol+0x232/0x4a0 [ 571.175901][ T8863] vma_alloc_folio_noprof+0xe4/0x200 [ 571.175925][ T8863] ? lockdep_hardirqs_on+0x7b/0x110 [ 571.175945][ T8863] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 571.175978][ T8863] folio_prealloc+0x30/0x180 [ 571.176000][ T8863] do_wp_page+0x1231/0x5810 [ 571.176039][ T8863] ? __pfx_do_wp_page+0x10/0x10 [ 571.176054][ T8863] ? do_raw_spin_lock+0x121/0x290 [ 571.176078][ T8863] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 571.176102][ T8863] handle_mm_fault+0x14c5/0x32b0 [ 571.176176][ T8863] ? handle_mm_fault+0xdb/0x32b0 [ 571.176201][ T8863] ? __pfx_handle_mm_fault+0x10/0x10 [ 571.176217][ T8863] ? lock_vma_under_rcu+0x42c/0x4a0 [ 571.176248][ T8863] ? vfs_fallocate+0x714/0x7e0 [ 571.176282][ T8863] do_user_addr_fault+0xa7c/0x1380 [ 571.176309][ T8863] ? rcu_is_watching+0x15/0xb0 [ 571.176331][ T8863] ? trace_page_fault_user+0x84/0x1c0 [ 571.176353][ T8863] exc_page_fault+0x71/0xd0 [ 571.176373][ T8863] asm_exc_page_fault+0x26/0x30 [ 571.176390][ T8863] RIP: 0033:0x7f4bcb52e330 [ 571.176407][ T8863] 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 [ 571.176425][ T8863] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 571.176441][ T8863] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 571.176452][ T8863] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 571.176461][ T8863] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 571.176473][ T8863] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 571.176483][ T8863] R13: 00000000000000f6 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 571.176510][ T8863] [ 571.405551][ T8863] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 571.652041][ T8865] loop0: detected capacity change from 0 to 32768 [ 571.660193][ T8865] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8865) [ 571.673847][ T8865] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 571.684873][ T8865] FAULT_INJECTION: forcing a failure. [ 571.684873][ T8865] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 571.698842][ T8865] CPU: 0 UID: 0 PID: 8865 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 571.698866][ T8865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 571.698876][ T8865] Call Trace: [ 571.698884][ T8865] [ 571.698893][ T8865] dump_stack_lvl+0xe8/0x150 [ 571.698922][ T8865] should_fail_ex+0x414/0x560 [ 571.698955][ T8865] prepare_alloc_pages+0x22b/0x650 [ 571.698987][ T8865] __alloc_frozen_pages_noprof+0x123/0x370 [ 571.699023][ T8865] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 571.699054][ T8865] ? policy_nodemask+0x27c/0x720 [ 571.699084][ T8865] alloc_pages_mpol+0x232/0x4a0 [ 571.699114][ T8865] vma_alloc_folio_noprof+0xe4/0x200 [ 571.699139][ T8865] ? lockdep_hardirqs_on+0x7b/0x110 [ 571.699160][ T8865] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 571.699196][ T8865] folio_prealloc+0x30/0x180 [ 571.699218][ T8865] do_wp_page+0x1231/0x5810 [ 571.699255][ T8865] ? __pfx_do_wp_page+0x10/0x10 [ 571.699269][ T8865] ? do_raw_spin_lock+0x121/0x290 [ 571.699284][ T8865] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 571.699310][ T8865] handle_mm_fault+0x14c5/0x32b0 [ 571.699342][ T8865] ? handle_mm_fault+0xdb/0x32b0 [ 571.699369][ T8865] ? __pfx_handle_mm_fault+0x10/0x10 [ 571.699385][ T8865] ? lock_vma_under_rcu+0x42c/0x4a0 [ 571.699416][ T8865] ? vfs_fallocate+0x714/0x7e0 [ 571.699449][ T8865] do_user_addr_fault+0xa7c/0x1380 [ 571.699476][ T8865] ? rcu_is_watching+0x15/0xb0 [ 571.699501][ T8865] ? trace_page_fault_user+0x84/0x1c0 [ 571.699526][ T8865] exc_page_fault+0x71/0xd0 [ 571.699546][ T8865] asm_exc_page_fault+0x26/0x30 [ 571.699563][ T8865] RIP: 0033:0x7f4bcb52e330 [ 571.699580][ T8865] 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 [ 571.699596][ T8865] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 571.699613][ T8865] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 571.699624][ T8865] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 571.699635][ T8865] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 571.699648][ T8865] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 571.699661][ T8865] R13: 00000000000000f7 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 571.699690][ T8865] [ 571.699704][ T8865] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 572.116973][ T8867] loop0: detected capacity change from 0 to 32768 [ 572.125184][ T8867] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8867) [ 572.138990][ T8867] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 572.150379][ T8867] FAULT_INJECTION: forcing a failure. [ 572.150379][ T8867] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 572.163769][ T8867] CPU: 1 UID: 0 PID: 8867 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 572.163793][ T8867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 572.163803][ T8867] Call Trace: [ 572.163811][ T8867] [ 572.163819][ T8867] dump_stack_lvl+0xe8/0x150 [ 572.163848][ T8867] should_fail_ex+0x414/0x560 [ 572.163879][ T8867] prepare_alloc_pages+0x22b/0x650 [ 572.163909][ T8867] __alloc_frozen_pages_noprof+0x123/0x370 [ 572.163936][ T8867] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 572.163968][ T8867] ? policy_nodemask+0x27c/0x720 [ 572.164008][ T8867] alloc_pages_mpol+0x232/0x4a0 [ 572.164038][ T8867] vma_alloc_folio_noprof+0xe4/0x200 [ 572.164061][ T8867] ? lockdep_hardirqs_on+0x7b/0x110 [ 572.164082][ T8867] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 572.164117][ T8867] folio_prealloc+0x30/0x180 [ 572.164139][ T8867] do_wp_page+0x1231/0x5810 [ 572.164176][ T8867] ? __pfx_do_wp_page+0x10/0x10 [ 572.164191][ T8867] ? do_raw_spin_lock+0x121/0x290 [ 572.164210][ T8867] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 572.164235][ T8867] handle_mm_fault+0x14c5/0x32b0 [ 572.164267][ T8867] ? handle_mm_fault+0xdb/0x32b0 [ 572.164294][ T8867] ? __pfx_handle_mm_fault+0x10/0x10 [ 572.164311][ T8867] ? lock_vma_under_rcu+0x42c/0x4a0 [ 572.164344][ T8867] ? vfs_fallocate+0x714/0x7e0 [ 572.164375][ T8867] do_user_addr_fault+0xa7c/0x1380 [ 572.164402][ T8867] ? rcu_is_watching+0x15/0xb0 [ 572.164425][ T8867] ? trace_page_fault_user+0x84/0x1c0 [ 572.164448][ T8867] exc_page_fault+0x71/0xd0 [ 572.164467][ T8867] asm_exc_page_fault+0x26/0x30 [ 572.164483][ T8867] RIP: 0033:0x7f4bcb52e330 [ 572.164500][ T8867] 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 [ 572.164515][ T8867] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 572.164532][ T8867] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 572.164543][ T8867] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 572.164554][ T8867] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 572.164566][ T8867] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 572.164577][ T8867] R13: 00000000000000f8 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 572.164606][ T8867] [ 572.164620][ T8867] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 572.602983][ T8869] loop0: detected capacity change from 0 to 32768 [ 572.612511][ T8869] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8869) [ 572.626946][ T8869] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 572.638238][ T8869] FAULT_INJECTION: forcing a failure. [ 572.638238][ T8869] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 572.652005][ T8869] CPU: 0 UID: 0 PID: 8869 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 572.652029][ T8869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 572.652040][ T8869] Call Trace: [ 572.652048][ T8869] [ 572.652055][ T8869] dump_stack_lvl+0xe8/0x150 [ 572.652082][ T8869] should_fail_ex+0x414/0x560 [ 572.652111][ T8869] prepare_alloc_pages+0x22b/0x650 [ 572.652141][ T8869] __alloc_frozen_pages_noprof+0x123/0x370 [ 572.652167][ T8869] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 572.652199][ T8869] ? policy_nodemask+0x27c/0x720 [ 572.652227][ T8869] alloc_pages_mpol+0x232/0x4a0 [ 572.652255][ T8869] vma_alloc_folio_noprof+0xe4/0x200 [ 572.652279][ T8869] ? lockdep_hardirqs_on+0x7b/0x110 [ 572.652300][ T8869] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 572.652335][ T8869] folio_prealloc+0x30/0x180 [ 572.652358][ T8869] do_wp_page+0x1231/0x5810 [ 572.652395][ T8869] ? __pfx_do_wp_page+0x10/0x10 [ 572.652410][ T8869] ? do_raw_spin_lock+0x121/0x290 [ 572.652430][ T8869] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 572.652458][ T8869] handle_mm_fault+0x14c5/0x32b0 [ 572.652489][ T8869] ? handle_mm_fault+0xdb/0x32b0 [ 572.652516][ T8869] ? __pfx_handle_mm_fault+0x10/0x10 [ 572.652532][ T8869] ? lock_vma_under_rcu+0x42c/0x4a0 [ 572.652564][ T8869] ? vfs_fallocate+0x714/0x7e0 [ 572.652597][ T8869] do_user_addr_fault+0xa7c/0x1380 [ 572.652625][ T8869] ? rcu_is_watching+0x15/0xb0 [ 572.652649][ T8869] ? trace_page_fault_user+0x84/0x1c0 [ 572.652673][ T8869] exc_page_fault+0x71/0xd0 [ 572.652693][ T8869] asm_exc_page_fault+0x26/0x30 [ 572.652710][ T8869] RIP: 0033:0x7f4bcb52e330 [ 572.652727][ T8869] 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 [ 572.652742][ T8869] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 572.652757][ T8869] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 572.652768][ T8869] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 572.652778][ T8869] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 572.652790][ T8869] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 572.652801][ T8869] R13: 00000000000000f9 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 572.652828][ T8869] [ 572.652842][ T8869] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 573.079323][ T8871] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8871) [ 573.093028][ T8871] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 573.103965][ T8871] FAULT_INJECTION: forcing a failure. [ 573.103965][ T8871] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 573.118066][ T8871] CPU: 0 UID: 0 PID: 8871 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 573.118091][ T8871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 573.118103][ T8871] Call Trace: [ 573.118111][ T8871] [ 573.118118][ T8871] dump_stack_lvl+0xe8/0x150 [ 573.118147][ T8871] should_fail_ex+0x414/0x560 [ 573.118173][ T8871] prepare_alloc_pages+0x22b/0x650 [ 573.118197][ T8871] __alloc_frozen_pages_noprof+0x123/0x370 [ 573.118218][ T8871] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 573.118244][ T8871] ? policy_nodemask+0x27c/0x720 [ 573.118266][ T8871] alloc_pages_mpol+0x232/0x4a0 [ 573.118289][ T8871] vma_alloc_folio_noprof+0xe4/0x200 [ 573.118308][ T8871] ? lockdep_hardirqs_on+0x7b/0x110 [ 573.118325][ T8871] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 573.118352][ T8871] folio_prealloc+0x30/0x180 [ 573.118370][ T8871] do_wp_page+0x1231/0x5810 [ 573.118398][ T8871] ? __pfx_do_wp_page+0x10/0x10 [ 573.118410][ T8871] ? do_raw_spin_lock+0x121/0x290 [ 573.118427][ T8871] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 573.118447][ T8871] handle_mm_fault+0x14c5/0x32b0 [ 573.118470][ T8871] ? handle_mm_fault+0xdb/0x32b0 [ 573.118493][ T8871] ? __pfx_handle_mm_fault+0x10/0x10 [ 573.118508][ T8871] ? lock_vma_under_rcu+0x42c/0x4a0 [ 573.118533][ T8871] ? vfs_fallocate+0x714/0x7e0 [ 573.118559][ T8871] do_user_addr_fault+0xa7c/0x1380 [ 573.118581][ T8871] ? rcu_is_watching+0x15/0xb0 [ 573.118600][ T8871] ? trace_page_fault_user+0x84/0x1c0 [ 573.118618][ T8871] exc_page_fault+0x71/0xd0 [ 573.118634][ T8871] asm_exc_page_fault+0x26/0x30 [ 573.118648][ T8871] RIP: 0033:0x7f4bcb52e330 [ 573.118661][ T8871] 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 [ 573.118674][ T8871] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 573.118687][ T8871] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 573.118696][ T8871] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 573.118705][ T8871] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 573.118714][ T8871] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 573.118723][ T8871] R13: 00000000000000fa R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 573.118745][ T8871] [ 573.118761][ T8871] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 573.600943][ T8873] set_capacity_and_notify: 1 callbacks suppressed [ 573.600961][ T8873] loop0: detected capacity change from 0 to 32768 [ 573.615960][ T8873] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8873) [ 573.629587][ T8873] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 573.753017][ T8873] FAULT_INJECTION: forcing a failure. [ 573.753017][ T8873] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 573.767621][ T8873] CPU: 1 UID: 0 PID: 8873 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 573.767646][ T8873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 573.767657][ T8873] Call Trace: [ 573.767665][ T8873] [ 573.767674][ T8873] dump_stack_lvl+0xe8/0x150 [ 573.767703][ T8873] should_fail_ex+0x414/0x560 [ 573.767735][ T8873] prepare_alloc_pages+0x22b/0x650 [ 573.767767][ T8873] __alloc_frozen_pages_noprof+0x123/0x370 [ 573.767794][ T8873] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 573.767826][ T8873] ? policy_nodemask+0x27c/0x720 [ 573.767854][ T8873] alloc_pages_mpol+0x232/0x4a0 [ 573.767883][ T8873] vma_alloc_folio_noprof+0xe4/0x200 [ 573.767908][ T8873] ? lockdep_hardirqs_on+0x7b/0x110 [ 573.767929][ T8873] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 573.767965][ T8873] folio_prealloc+0x30/0x180 [ 573.767987][ T8873] do_wp_page+0x1231/0x5810 [ 573.768024][ T8873] ? __pfx_do_wp_page+0x10/0x10 [ 573.768039][ T8873] ? do_raw_spin_lock+0x121/0x290 [ 573.768060][ T8873] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 573.768114][ T8873] handle_mm_fault+0x14c5/0x32b0 [ 573.768146][ T8873] ? handle_mm_fault+0xdb/0x32b0 [ 573.768172][ T8873] ? __pfx_handle_mm_fault+0x10/0x10 [ 573.768189][ T8873] ? lock_vma_under_rcu+0x42c/0x4a0 [ 573.768220][ T8873] ? vfs_fallocate+0x714/0x7e0 [ 573.768254][ T8873] do_user_addr_fault+0xa7c/0x1380 [ 573.768282][ T8873] ? rcu_is_watching+0x15/0xb0 [ 573.768306][ T8873] ? trace_page_fault_user+0x84/0x1c0 [ 573.768330][ T8873] exc_page_fault+0x71/0xd0 [ 573.768351][ T8873] asm_exc_page_fault+0x26/0x30 [ 573.768369][ T8873] RIP: 0033:0x7f4bcb52e330 [ 573.768385][ T8873] 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 [ 573.768401][ T8873] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 573.768418][ T8873] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 573.768429][ T8873] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 573.768441][ T8873] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 573.768453][ T8873] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 573.768465][ T8873] R13: 00000000000000fb R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 573.768494][ T8873] [ 573.768508][ T8873] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 574.151311][ T8874] loop0: detected capacity change from 0 to 32768 [ 574.159498][ T8874] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 574.170308][ T8874] FAULT_INJECTION: forcing a failure. [ 574.170308][ T8874] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 574.183954][ T8874] CPU: 1 UID: 0 PID: 8874 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 574.183977][ T8874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 574.183988][ T8874] Call Trace: [ 574.183996][ T8874] [ 574.184003][ T8874] dump_stack_lvl+0xe8/0x150 [ 574.184032][ T8874] should_fail_ex+0x414/0x560 [ 574.184061][ T8874] prepare_alloc_pages+0x22b/0x650 [ 574.184092][ T8874] __alloc_frozen_pages_noprof+0x123/0x370 [ 574.184117][ T8874] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 574.184149][ T8874] ? policy_nodemask+0x27c/0x720 [ 574.184176][ T8874] alloc_pages_mpol+0x232/0x4a0 [ 574.184205][ T8874] vma_alloc_folio_noprof+0xe4/0x200 [ 574.184229][ T8874] ? lockdep_hardirqs_on+0x7b/0x110 [ 574.184250][ T8874] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 574.184283][ T8874] folio_prealloc+0x30/0x180 [ 574.184305][ T8874] do_wp_page+0x1231/0x5810 [ 574.184341][ T8874] ? __pfx_do_wp_page+0x10/0x10 [ 574.184355][ T8874] ? do_raw_spin_lock+0x121/0x290 [ 574.184376][ T8874] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 574.184403][ T8874] handle_mm_fault+0x14c5/0x32b0 [ 574.184430][ T8874] ? handle_mm_fault+0xdb/0x32b0 [ 574.184456][ T8874] ? __pfx_handle_mm_fault+0x10/0x10 [ 574.184472][ T8874] ? lock_vma_under_rcu+0x42c/0x4a0 [ 574.184506][ T8874] ? vfs_fallocate+0x714/0x7e0 [ 574.184540][ T8874] do_user_addr_fault+0xa7c/0x1380 [ 574.184567][ T8874] ? rcu_is_watching+0x15/0xb0 [ 574.184590][ T8874] ? trace_page_fault_user+0x84/0x1c0 [ 574.184613][ T8874] exc_page_fault+0x71/0xd0 [ 574.184633][ T8874] asm_exc_page_fault+0x26/0x30 [ 574.184649][ T8874] RIP: 0033:0x7f4bcb52e330 [ 574.184666][ 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 [ 574.184681][ T8874] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 574.184697][ T8874] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 574.184707][ T8874] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 574.184718][ T8874] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 574.184731][ T8874] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 574.184742][ T8874] R13: 00000000000000fc R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 574.184782][ T8874] [ 574.184796][ T8874] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 574.627861][ T8876] loop0: detected capacity change from 0 to 32768 [ 574.636637][ T8876] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8876) [ 574.650199][ T8876] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 574.662732][ T8876] FAULT_INJECTION: forcing a failure. [ 574.662732][ T8876] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 574.681004][ T8876] CPU: 0 UID: 0 PID: 8876 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 574.681031][ T8876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 574.681042][ T8876] Call Trace: [ 574.681050][ T8876] [ 574.681058][ T8876] dump_stack_lvl+0xe8/0x150 [ 574.681087][ T8876] should_fail_ex+0x414/0x560 [ 574.681120][ T8876] prepare_alloc_pages+0x22b/0x650 [ 574.681152][ T8876] __alloc_frozen_pages_noprof+0x123/0x370 [ 574.681180][ T8876] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 574.681212][ T8876] ? policy_nodemask+0x27c/0x720 [ 574.681242][ T8876] alloc_pages_mpol+0x232/0x4a0 [ 574.681271][ T8876] vma_alloc_folio_noprof+0xe4/0x200 [ 574.681293][ T8876] ? lockdep_hardirqs_on+0x7b/0x110 [ 574.681313][ T8876] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 574.681346][ T8876] folio_prealloc+0x30/0x180 [ 574.681368][ T8876] do_wp_page+0x1231/0x5810 [ 574.681405][ T8876] ? __pfx_do_wp_page+0x10/0x10 [ 574.681419][ T8876] ? do_raw_spin_lock+0x121/0x290 [ 574.681441][ T8876] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 574.681467][ T8876] handle_mm_fault+0x14c5/0x32b0 [ 574.681497][ T8876] ? handle_mm_fault+0xdb/0x32b0 [ 574.681521][ T8876] ? __pfx_handle_mm_fault+0x10/0x10 [ 574.681538][ T8876] ? lock_vma_under_rcu+0x42c/0x4a0 [ 574.681570][ T8876] ? vfs_fallocate+0x714/0x7e0 [ 574.681604][ T8876] do_user_addr_fault+0xa7c/0x1380 [ 574.681634][ T8876] ? rcu_is_watching+0x15/0xb0 [ 574.681658][ T8876] ? trace_page_fault_user+0x84/0x1c0 [ 574.681682][ T8876] exc_page_fault+0x71/0xd0 [ 574.681702][ T8876] asm_exc_page_fault+0x26/0x30 [ 574.681719][ T8876] RIP: 0033:0x7f4bcb52e330 [ 574.681746][ T8876] 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 [ 574.681762][ T8876] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 574.681778][ T8876] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 574.681789][ T8876] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 574.681801][ T8876] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 574.681814][ T8876] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 574.681825][ T8876] R13: 00000000000000fd R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 574.681854][ T8876] [ 574.682065][ T8876] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 575.112886][ T8878] loop0: detected capacity change from 0 to 32768 [ 575.121984][ T8878] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8878) [ 575.136687][ T8878] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 575.148796][ T8878] FAULT_INJECTION: forcing a failure. [ 575.148796][ T8878] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 575.162227][ T8878] CPU: 1 UID: 0 PID: 8878 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 575.162252][ T8878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 575.162263][ T8878] Call Trace: [ 575.162270][ T8878] [ 575.162277][ T8878] dump_stack_lvl+0xe8/0x150 [ 575.162306][ T8878] should_fail_ex+0x414/0x560 [ 575.162337][ T8878] prepare_alloc_pages+0x22b/0x650 [ 575.162368][ T8878] __alloc_frozen_pages_noprof+0x123/0x370 [ 575.162394][ T8878] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 575.162425][ T8878] ? policy_nodemask+0x27c/0x720 [ 575.162455][ T8878] alloc_pages_mpol+0x232/0x4a0 [ 575.162485][ T8878] vma_alloc_folio_noprof+0xe4/0x200 [ 575.162510][ T8878] ? lockdep_hardirqs_on+0x7b/0x110 [ 575.162531][ T8878] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 575.162564][ T8878] folio_prealloc+0x30/0x180 [ 575.162586][ T8878] do_wp_page+0x1231/0x5810 [ 575.162622][ T8878] ? __pfx_do_wp_page+0x10/0x10 [ 575.162637][ T8878] ? do_raw_spin_lock+0x121/0x290 [ 575.162659][ T8878] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 575.162686][ T8878] handle_mm_fault+0x14c5/0x32b0 [ 575.162718][ T8878] ? handle_mm_fault+0xdb/0x32b0 [ 575.162750][ T8878] ? __pfx_handle_mm_fault+0x10/0x10 [ 575.162765][ T8878] ? lock_vma_under_rcu+0x42c/0x4a0 [ 575.162804][ T8878] ? vfs_fallocate+0x714/0x7e0 [ 575.162837][ T8878] do_user_addr_fault+0xa7c/0x1380 [ 575.162864][ T8878] ? rcu_is_watching+0x15/0xb0 [ 575.162888][ T8878] ? trace_page_fault_user+0x84/0x1c0 [ 575.162911][ T8878] exc_page_fault+0x71/0xd0 [ 575.162932][ T8878] asm_exc_page_fault+0x26/0x30 [ 575.162951][ T8878] RIP: 0033:0x7f4bcb52e330 [ 575.162968][ 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 [ 575.162984][ T8878] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 575.163001][ T8878] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 575.163013][ T8878] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 575.163024][ T8878] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 575.163035][ T8878] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 575.163046][ T8878] R13: 00000000000000fe R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 575.163075][ T8878] [ 575.163089][ T8878] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 575.578870][ T8880] loop0: detected capacity change from 0 to 32768 [ 575.587393][ T8880] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8880) [ 575.601142][ T8880] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 575.612531][ T8880] FAULT_INJECTION: forcing a failure. [ 575.612531][ T8880] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 575.627326][ T8880] CPU: 0 UID: 0 PID: 8880 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 575.627350][ T8880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 575.627362][ T8880] Call Trace: [ 575.627368][ T8880] [ 575.627376][ T8880] dump_stack_lvl+0xe8/0x150 [ 575.627405][ T8880] should_fail_ex+0x414/0x560 [ 575.627436][ T8880] prepare_alloc_pages+0x22b/0x650 [ 575.627469][ T8880] __alloc_frozen_pages_noprof+0x123/0x370 [ 575.627496][ T8880] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 575.627529][ T8880] ? policy_nodemask+0x27c/0x720 [ 575.627558][ T8880] alloc_pages_mpol+0x232/0x4a0 [ 575.627587][ T8880] vma_alloc_folio_noprof+0xe4/0x200 [ 575.627612][ T8880] ? lockdep_hardirqs_on+0x7b/0x110 [ 575.627633][ T8880] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 575.627669][ T8880] folio_prealloc+0x30/0x180 [ 575.627691][ T8880] do_wp_page+0x1231/0x5810 [ 575.627737][ T8880] ? __pfx_do_wp_page+0x10/0x10 [ 575.627752][ T8880] ? do_raw_spin_lock+0x121/0x290 [ 575.627773][ T8880] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 575.627800][ T8880] handle_mm_fault+0x14c5/0x32b0 [ 575.627830][ T8880] ? handle_mm_fault+0xdb/0x32b0 [ 575.627857][ T8880] ? __pfx_handle_mm_fault+0x10/0x10 [ 575.627874][ T8880] ? lock_vma_under_rcu+0x42c/0x4a0 [ 575.627905][ T8880] ? vfs_fallocate+0x714/0x7e0 [ 575.627939][ T8880] do_user_addr_fault+0xa7c/0x1380 [ 575.627966][ T8880] ? rcu_is_watching+0x15/0xb0 [ 575.627990][ T8880] ? trace_page_fault_user+0x84/0x1c0 [ 575.628013][ T8880] exc_page_fault+0x71/0xd0 [ 575.628034][ T8880] asm_exc_page_fault+0x26/0x30 [ 575.628051][ T8880] RIP: 0033:0x7f4bcb52e330 [ 575.628068][ 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 [ 575.628083][ T8880] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 575.628100][ T8880] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 575.628111][ T8880] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 575.628122][ T8880] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 575.628134][ T8880] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 575.628147][ T8880] R13: 00000000000000ff R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 575.628175][ T8880] [ 576.103414][ T8881] loop0: detected capacity change from 0 to 32768 [ 576.114243][ T8881] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8881) [ 576.128236][ T8881] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 576.363725][ T8883] loop0: detected capacity change from 0 to 32768 [ 576.372407][ T8883] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8883) [ 576.386423][ T8883] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 576.502610][ T8883] FAULT_INJECTION: forcing a failure. [ 576.502610][ T8883] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 576.516756][ T8883] CPU: 0 UID: 0 PID: 8883 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 576.516780][ T8883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 576.516790][ T8883] Call Trace: [ 576.516798][ T8883] [ 576.516806][ T8883] dump_stack_lvl+0xe8/0x150 [ 576.516836][ T8883] should_fail_ex+0x414/0x560 [ 576.516868][ T8883] prepare_alloc_pages+0x22b/0x650 [ 576.516899][ T8883] __alloc_frozen_pages_noprof+0x123/0x370 [ 576.516926][ T8883] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 576.516958][ T8883] ? policy_nodemask+0x27c/0x720 [ 576.516987][ T8883] alloc_pages_mpol+0x232/0x4a0 [ 576.517016][ T8883] vma_alloc_folio_noprof+0xe4/0x200 [ 576.517041][ T8883] ? lockdep_hardirqs_on+0x7b/0x110 [ 576.517062][ T8883] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 576.517097][ T8883] folio_prealloc+0x30/0x180 [ 576.517120][ T8883] do_wp_page+0x1231/0x5810 [ 576.517157][ T8883] ? __pfx_do_wp_page+0x10/0x10 [ 576.517172][ T8883] ? do_raw_spin_lock+0x121/0x290 [ 576.517193][ T8883] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 576.517220][ T8883] handle_mm_fault+0x14c5/0x32b0 [ 576.517251][ T8883] ? handle_mm_fault+0xdb/0x32b0 [ 576.517277][ T8883] ? __pfx_handle_mm_fault+0x10/0x10 [ 576.517294][ T8883] ? lock_vma_under_rcu+0x42c/0x4a0 [ 576.517325][ T8883] ? vfs_fallocate+0x714/0x7e0 [ 576.517358][ T8883] do_user_addr_fault+0xa7c/0x1380 [ 576.517387][ T8883] ? rcu_is_watching+0x15/0xb0 [ 576.517410][ T8883] ? trace_page_fault_user+0x84/0x1c0 [ 576.517434][ T8883] exc_page_fault+0x71/0xd0 [ 576.517454][ T8883] asm_exc_page_fault+0x26/0x30 [ 576.517472][ T8883] RIP: 0033:0x7f4bcb52e330 [ 576.517488][ T8883] 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 [ 576.517504][ T8883] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 576.517520][ T8883] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 576.517531][ T8883] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 576.517543][ T8883] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 576.517555][ T8883] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 576.517567][ T8883] R13: 0000000000000101 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 576.517595][ T8883] [ 576.517610][ T8883] pagefault_out_of_memory: 1 callbacks suppressed [ 576.517619][ T8883] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 576.914032][ T8885] loop0: detected capacity change from 0 to 32768 [ 576.922424][ T8885] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 576.933526][ T8885] FAULT_INJECTION: forcing a failure. [ 576.933526][ T8885] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 576.946845][ T8885] CPU: 1 UID: 0 PID: 8885 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 576.946867][ T8885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 576.946878][ T8885] Call Trace: [ 576.946886][ T8885] [ 576.946894][ T8885] dump_stack_lvl+0xe8/0x150 [ 576.946923][ T8885] should_fail_ex+0x414/0x560 [ 576.946956][ T8885] prepare_alloc_pages+0x22b/0x650 [ 576.946988][ T8885] __alloc_frozen_pages_noprof+0x123/0x370 [ 576.947013][ T8885] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 576.947045][ T8885] ? policy_nodemask+0x27c/0x720 [ 576.947073][ T8885] alloc_pages_mpol+0x232/0x4a0 [ 576.947101][ T8885] vma_alloc_folio_noprof+0xe4/0x200 [ 576.947125][ T8885] ? lockdep_hardirqs_on+0x7b/0x110 [ 576.947144][ T8885] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 576.947179][ T8885] folio_prealloc+0x30/0x180 [ 576.947200][ T8885] do_wp_page+0x1231/0x5810 [ 576.947236][ T8885] ? __pfx_do_wp_page+0x10/0x10 [ 576.947251][ T8885] ? do_raw_spin_lock+0x121/0x290 [ 576.947271][ T8885] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 576.947297][ T8885] handle_mm_fault+0x14c5/0x32b0 [ 576.947329][ T8885] ? handle_mm_fault+0xdb/0x32b0 [ 576.947355][ T8885] ? __pfx_handle_mm_fault+0x10/0x10 [ 576.947371][ T8885] ? lock_vma_under_rcu+0x42c/0x4a0 [ 576.947400][ T8885] ? vfs_fallocate+0x714/0x7e0 [ 576.947430][ T8885] do_user_addr_fault+0xa7c/0x1380 [ 576.947457][ T8885] ? rcu_is_watching+0x15/0xb0 [ 576.947481][ T8885] ? trace_page_fault_user+0x84/0x1c0 [ 576.947504][ T8885] exc_page_fault+0x71/0xd0 [ 576.947526][ T8885] asm_exc_page_fault+0x26/0x30 [ 576.947544][ T8885] RIP: 0033:0x7f4bcb52e330 [ 576.947562][ T8885] 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 [ 576.947578][ T8885] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 576.947594][ T8885] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 576.947605][ T8885] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 576.947625][ T8885] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 576.947638][ T8885] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 576.947649][ T8885] R13: 0000000000000102 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 576.947676][ T8885] [ 576.947690][ T8885] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 577.388975][ T8887] loop0: detected capacity change from 0 to 32768 [ 577.397718][ T8887] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8887) [ 577.411157][ T8887] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 577.422173][ T8887] FAULT_INJECTION: forcing a failure. [ 577.422173][ T8887] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 577.435884][ T8887] CPU: 1 UID: 0 PID: 8887 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 577.435909][ T8887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 577.435920][ T8887] Call Trace: [ 577.435928][ T8887] [ 577.435936][ T8887] dump_stack_lvl+0xe8/0x150 [ 577.435964][ T8887] should_fail_ex+0x414/0x560 [ 577.435997][ T8887] prepare_alloc_pages+0x22b/0x650 [ 577.436029][ T8887] __alloc_frozen_pages_noprof+0x123/0x370 [ 577.436056][ T8887] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 577.436090][ T8887] ? policy_nodemask+0x27c/0x720 [ 577.436115][ T8887] alloc_pages_mpol+0x232/0x4a0 [ 577.436141][ T8887] vma_alloc_folio_noprof+0xe4/0x200 [ 577.436163][ T8887] ? lockdep_hardirqs_on+0x7b/0x110 [ 577.436182][ T8887] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 577.436215][ T8887] folio_prealloc+0x30/0x180 [ 577.436236][ T8887] do_wp_page+0x1231/0x5810 [ 577.436270][ T8887] ? __pfx_do_wp_page+0x10/0x10 [ 577.436285][ T8887] ? do_raw_spin_lock+0x121/0x290 [ 577.436305][ T8887] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 577.436333][ T8887] handle_mm_fault+0x14c5/0x32b0 [ 577.436365][ T8887] ? handle_mm_fault+0xdb/0x32b0 [ 577.436392][ T8887] ? __pfx_handle_mm_fault+0x10/0x10 [ 577.436408][ T8887] ? lock_vma_under_rcu+0x42c/0x4a0 [ 577.436439][ T8887] ? vfs_fallocate+0x714/0x7e0 [ 577.436490][ T8887] do_user_addr_fault+0xa7c/0x1380 [ 577.436519][ T8887] ? rcu_is_watching+0x15/0xb0 [ 577.436544][ T8887] ? trace_page_fault_user+0x84/0x1c0 [ 577.436568][ T8887] exc_page_fault+0x71/0xd0 [ 577.436589][ T8887] asm_exc_page_fault+0x26/0x30 [ 577.436606][ T8887] RIP: 0033:0x7f4bcb52e330 [ 577.436623][ T8887] 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 [ 577.436638][ T8887] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 577.436654][ T8887] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 577.436664][ T8887] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 577.436675][ T8887] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 577.436686][ T8887] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 577.436697][ T8887] R13: 0000000000000103 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 577.436724][ T8887] [ 577.662922][ T8887] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 577.883454][ T8889] loop0: detected capacity change from 0 to 32768 [ 577.892083][ T8889] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8889) [ 577.916895][ T8889] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 577.928649][ T8889] FAULT_INJECTION: forcing a failure. [ 577.928649][ T8889] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 577.942030][ T8889] CPU: 0 UID: 0 PID: 8889 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 577.942055][ T8889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 577.942066][ T8889] Call Trace: [ 577.942074][ T8889] [ 577.942082][ T8889] dump_stack_lvl+0xe8/0x150 [ 577.942111][ T8889] should_fail_ex+0x414/0x560 [ 577.942144][ T8889] prepare_alloc_pages+0x22b/0x650 [ 577.942175][ T8889] __alloc_frozen_pages_noprof+0x123/0x370 [ 577.942201][ T8889] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 577.942234][ T8889] ? policy_nodemask+0x27c/0x720 [ 577.942264][ T8889] alloc_pages_mpol+0x232/0x4a0 [ 577.942292][ T8889] vma_alloc_folio_noprof+0xe4/0x200 [ 577.942315][ T8889] ? lockdep_hardirqs_on+0x7b/0x110 [ 577.942334][ T8889] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 577.942369][ T8889] folio_prealloc+0x30/0x180 [ 577.942391][ T8889] do_wp_page+0x1231/0x5810 [ 577.942435][ T8889] ? __pfx_do_wp_page+0x10/0x10 [ 577.942451][ T8889] ? do_raw_spin_lock+0x121/0x290 [ 577.942471][ T8889] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 577.942498][ T8889] handle_mm_fault+0x14c5/0x32b0 [ 577.942528][ T8889] ? handle_mm_fault+0xdb/0x32b0 [ 577.942553][ T8889] ? __pfx_handle_mm_fault+0x10/0x10 [ 577.942570][ T8889] ? lock_vma_under_rcu+0x42c/0x4a0 [ 577.942602][ T8889] ? vfs_fallocate+0x714/0x7e0 [ 577.942635][ T8889] do_user_addr_fault+0xa7c/0x1380 [ 577.942664][ T8889] ? rcu_is_watching+0x15/0xb0 [ 577.942688][ T8889] ? trace_page_fault_user+0x84/0x1c0 [ 577.942710][ T8889] exc_page_fault+0x71/0xd0 [ 577.942732][ T8889] asm_exc_page_fault+0x26/0x30 [ 577.942749][ T8889] RIP: 0033:0x7f4bcb52e330 [ 577.942767][ T8889] 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 [ 577.942789][ T8889] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 577.942804][ T8889] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 577.942816][ T8889] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 577.942827][ T8889] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 577.942840][ T8889] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 577.942853][ T8889] R13: 0000000000000104 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 577.942877][ T8889] [ 577.942891][ T8889] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 578.369079][ T8891] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8891) [ 578.382592][ T8891] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 578.394061][ T8891] FAULT_INJECTION: forcing a failure. [ 578.394061][ T8891] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 578.407862][ T8891] CPU: 1 UID: 0 PID: 8891 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 578.407885][ T8891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 578.407897][ T8891] Call Trace: [ 578.407905][ T8891] [ 578.407913][ T8891] dump_stack_lvl+0xe8/0x150 [ 578.407941][ T8891] should_fail_ex+0x414/0x560 [ 578.407973][ T8891] prepare_alloc_pages+0x22b/0x650 [ 578.408004][ T8891] __alloc_frozen_pages_noprof+0x123/0x370 [ 578.408032][ T8891] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 578.408064][ T8891] ? policy_nodemask+0x27c/0x720 [ 578.408093][ T8891] alloc_pages_mpol+0x232/0x4a0 [ 578.408123][ T8891] vma_alloc_folio_noprof+0xe4/0x200 [ 578.408147][ T8891] ? lockdep_hardirqs_on+0x7b/0x110 [ 578.408169][ T8891] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 578.408204][ T8891] folio_prealloc+0x30/0x180 [ 578.408227][ T8891] do_wp_page+0x1231/0x5810 [ 578.408265][ T8891] ? __pfx_do_wp_page+0x10/0x10 [ 578.408285][ T8891] ? do_raw_spin_lock+0x121/0x290 [ 578.408305][ T8891] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 578.408332][ T8891] handle_mm_fault+0x14c5/0x32b0 [ 578.408364][ T8891] ? handle_mm_fault+0xdb/0x32b0 [ 578.408389][ T8891] ? __pfx_handle_mm_fault+0x10/0x10 [ 578.408405][ T8891] ? lock_vma_under_rcu+0x42c/0x4a0 [ 578.408438][ T8891] ? vfs_fallocate+0x714/0x7e0 [ 578.408471][ T8891] do_user_addr_fault+0xa7c/0x1380 [ 578.408499][ T8891] ? rcu_is_watching+0x15/0xb0 [ 578.408524][ T8891] ? trace_page_fault_user+0x84/0x1c0 [ 578.408548][ T8891] exc_page_fault+0x71/0xd0 [ 578.408568][ T8891] asm_exc_page_fault+0x26/0x30 [ 578.408585][ T8891] RIP: 0033:0x7f4bcb52e330 [ 578.408601][ T8891] 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 [ 578.408615][ T8891] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 578.408629][ T8891] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 578.408646][ T8891] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 578.408656][ T8891] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 578.408667][ T8891] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 578.408678][ T8891] R13: 0000000000000105 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 578.408705][ T8891] [ 578.408719][ T8891] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 578.832830][ T8893] set_capacity_and_notify: 1 callbacks suppressed [ 578.832843][ T8893] loop0: detected capacity change from 0 to 32768 [ 578.847479][ T8893] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8893) [ 578.861029][ T8893] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 578.872387][ T8893] FAULT_INJECTION: forcing a failure. [ 578.872387][ T8893] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 578.885841][ T8893] CPU: 1 UID: 0 PID: 8893 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 578.885866][ T8893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 578.885876][ T8893] Call Trace: [ 578.885885][ T8893] [ 578.885893][ T8893] dump_stack_lvl+0xe8/0x150 [ 578.885920][ T8893] should_fail_ex+0x414/0x560 [ 578.885953][ T8893] prepare_alloc_pages+0x22b/0x650 [ 578.885984][ T8893] __alloc_frozen_pages_noprof+0x123/0x370 [ 578.886009][ T8893] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 578.886042][ T8893] ? policy_nodemask+0x27c/0x720 [ 578.886075][ T8893] alloc_pages_mpol+0x232/0x4a0 [ 578.886103][ T8893] vma_alloc_folio_noprof+0xe4/0x200 [ 578.886125][ T8893] ? lockdep_hardirqs_on+0x7b/0x110 [ 578.886152][ T8893] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 578.886188][ T8893] folio_prealloc+0x30/0x180 [ 578.886210][ T8893] do_wp_page+0x1231/0x5810 [ 578.886247][ T8893] ? __pfx_do_wp_page+0x10/0x10 [ 578.886262][ T8893] ? do_raw_spin_lock+0x121/0x290 [ 578.886283][ T8893] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 578.886309][ T8893] handle_mm_fault+0x14c5/0x32b0 [ 578.886340][ T8893] ? handle_mm_fault+0xdb/0x32b0 [ 578.886366][ T8893] ? __pfx_handle_mm_fault+0x10/0x10 [ 578.886382][ T8893] ? lock_vma_under_rcu+0x42c/0x4a0 [ 578.886414][ T8893] ? vfs_fallocate+0x714/0x7e0 [ 578.886455][ T8893] do_user_addr_fault+0xa7c/0x1380 [ 578.886483][ T8893] ? rcu_is_watching+0x15/0xb0 [ 578.886508][ T8893] ? trace_page_fault_user+0x84/0x1c0 [ 578.886532][ T8893] exc_page_fault+0x71/0xd0 [ 578.886553][ T8893] asm_exc_page_fault+0x26/0x30 [ 578.886572][ T8893] RIP: 0033:0x7f4bcb52e330 [ 578.886589][ T8893] 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 [ 578.886605][ T8893] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 578.886621][ T8893] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 578.886633][ T8893] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 578.886644][ T8893] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 578.886657][ T8893] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 578.886669][ T8893] R13: 0000000000000106 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 578.886698][ T8893] [ 579.119061][ T8893] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 579.358741][ T8894] loop0: detected capacity change from 0 to 32768 [ 579.367640][ T8894] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8894) [ 579.381153][ T8894] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 579.494311][ T8894] FAULT_INJECTION: forcing a failure. [ 579.494311][ T8894] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 579.508077][ T8894] CPU: 0 UID: 0 PID: 8894 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 579.508093][ T8894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 579.508099][ T8894] Call Trace: [ 579.508104][ T8894] [ 579.508109][ T8894] dump_stack_lvl+0xe8/0x150 [ 579.508128][ T8894] should_fail_ex+0x414/0x560 [ 579.508147][ T8894] prepare_alloc_pages+0x22b/0x650 [ 579.508165][ T8894] __alloc_frozen_pages_noprof+0x123/0x370 [ 579.508181][ T8894] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 579.508199][ T8894] ? policy_nodemask+0x27c/0x720 [ 579.508216][ T8894] alloc_pages_mpol+0x232/0x4a0 [ 579.508238][ T8894] vma_alloc_folio_noprof+0xe4/0x200 [ 579.508253][ T8894] ? lockdep_hardirqs_on+0x7b/0x110 [ 579.508265][ T8894] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 579.508289][ T8894] folio_prealloc+0x30/0x180 [ 579.508302][ T8894] do_wp_page+0x1231/0x5810 [ 579.508321][ T8894] ? __pfx_do_wp_page+0x10/0x10 [ 579.508330][ T8894] ? do_raw_spin_lock+0x121/0x290 [ 579.508343][ T8894] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 579.508358][ T8894] handle_mm_fault+0x14c5/0x32b0 [ 579.508378][ T8894] ? handle_mm_fault+0xdb/0x32b0 [ 579.508393][ T8894] ? __pfx_handle_mm_fault+0x10/0x10 [ 579.508402][ T8894] ? lock_vma_under_rcu+0x42c/0x4a0 [ 579.508419][ T8894] ? vfs_fallocate+0x714/0x7e0 [ 579.508438][ T8894] do_user_addr_fault+0xa7c/0x1380 [ 579.508455][ T8894] ? rcu_is_watching+0x15/0xb0 [ 579.508469][ T8894] ? trace_page_fault_user+0x84/0x1c0 [ 579.508482][ T8894] exc_page_fault+0x71/0xd0 [ 579.508493][ T8894] asm_exc_page_fault+0x26/0x30 [ 579.508503][ T8894] RIP: 0033:0x7f4bcb52e330 [ 579.508515][ 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 [ 579.508524][ T8894] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 579.508533][ T8894] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 579.508540][ T8894] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 579.508546][ T8894] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 579.508553][ T8894] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 579.508562][ T8894] R13: 0000000000000107 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 579.508594][ T8894] [ 579.508612][ T8894] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 579.889271][ T8896] loop0: detected capacity change from 0 to 32768 [ 579.897674][ T8896] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 579.908530][ T8896] FAULT_INJECTION: forcing a failure. [ 579.908530][ T8896] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 579.921964][ T8896] CPU: 0 UID: 0 PID: 8896 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 579.921988][ T8896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 579.922000][ T8896] Call Trace: [ 579.922007][ T8896] [ 579.922015][ T8896] dump_stack_lvl+0xe8/0x150 [ 579.922044][ T8896] should_fail_ex+0x414/0x560 [ 579.922076][ T8896] prepare_alloc_pages+0x22b/0x650 [ 579.922108][ T8896] __alloc_frozen_pages_noprof+0x123/0x370 [ 579.922135][ T8896] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 579.922165][ T8896] ? policy_nodemask+0x27c/0x720 [ 579.922193][ T8896] alloc_pages_mpol+0x232/0x4a0 [ 579.922221][ T8896] vma_alloc_folio_noprof+0xe4/0x200 [ 579.922243][ T8896] ? lockdep_hardirqs_on+0x7b/0x110 [ 579.922264][ T8896] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 579.922299][ T8896] folio_prealloc+0x30/0x180 [ 579.922319][ T8896] do_wp_page+0x1231/0x5810 [ 579.922356][ T8896] ? __pfx_do_wp_page+0x10/0x10 [ 579.922370][ T8896] ? do_raw_spin_lock+0x121/0x290 [ 579.922390][ T8896] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 579.922417][ T8896] handle_mm_fault+0x14c5/0x32b0 [ 579.922445][ T8896] ? handle_mm_fault+0xdb/0x32b0 [ 579.922470][ T8896] ? __pfx_handle_mm_fault+0x10/0x10 [ 579.922486][ T8896] ? lock_vma_under_rcu+0x42c/0x4a0 [ 579.922517][ T8896] ? vfs_fallocate+0x714/0x7e0 [ 579.922549][ T8896] do_user_addr_fault+0xa7c/0x1380 [ 579.922585][ T8896] ? rcu_is_watching+0x15/0xb0 [ 579.922611][ T8896] ? trace_page_fault_user+0x84/0x1c0 [ 579.922634][ T8896] exc_page_fault+0x71/0xd0 [ 579.922656][ T8896] asm_exc_page_fault+0x26/0x30 [ 579.922673][ T8896] RIP: 0033:0x7f4bcb52e330 [ 579.922691][ 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 [ 579.922707][ T8896] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 579.922723][ T8896] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 579.922733][ T8896] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 579.922745][ T8896] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 579.922756][ T8896] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 579.922767][ T8896] R13: 0000000000000108 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 579.922794][ T8896] [ 579.922808][ T8896] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 580.365626][ T8898] loop0: detected capacity change from 0 to 32768 [ 580.373902][ T8898] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8898) [ 580.387666][ T8898] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 580.398742][ T8898] FAULT_INJECTION: forcing a failure. [ 580.398742][ T8898] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 580.412309][ T8898] CPU: 0 UID: 0 PID: 8898 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 580.412330][ T8898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 580.412341][ T8898] Call Trace: [ 580.412349][ T8898] [ 580.412357][ T8898] dump_stack_lvl+0xe8/0x150 [ 580.412385][ T8898] should_fail_ex+0x414/0x560 [ 580.412417][ T8898] prepare_alloc_pages+0x22b/0x650 [ 580.412447][ T8898] __alloc_frozen_pages_noprof+0x123/0x370 [ 580.412474][ T8898] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 580.412504][ T8898] ? policy_nodemask+0x27c/0x720 [ 580.412531][ T8898] alloc_pages_mpol+0x232/0x4a0 [ 580.412560][ T8898] vma_alloc_folio_noprof+0xe4/0x200 [ 580.412584][ T8898] ? lockdep_hardirqs_on+0x7b/0x110 [ 580.412605][ T8898] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 580.412640][ T8898] folio_prealloc+0x30/0x180 [ 580.412662][ T8898] do_wp_page+0x1231/0x5810 [ 580.412699][ T8898] ? __pfx_do_wp_page+0x10/0x10 [ 580.412714][ T8898] ? do_raw_spin_lock+0x121/0x290 [ 580.412734][ T8898] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 580.412761][ T8898] handle_mm_fault+0x14c5/0x32b0 [ 580.412792][ T8898] ? handle_mm_fault+0xdb/0x32b0 [ 580.412818][ T8898] ? __pfx_handle_mm_fault+0x10/0x10 [ 580.412834][ T8898] ? lock_vma_under_rcu+0x42c/0x4a0 [ 580.412866][ T8898] ? vfs_fallocate+0x714/0x7e0 [ 580.412899][ T8898] do_user_addr_fault+0xa7c/0x1380 [ 580.412928][ T8898] ? rcu_is_watching+0x15/0xb0 [ 580.412952][ T8898] ? trace_page_fault_user+0x84/0x1c0 [ 580.412975][ T8898] exc_page_fault+0x71/0xd0 [ 580.412996][ T8898] asm_exc_page_fault+0x26/0x30 [ 580.413012][ T8898] RIP: 0033:0x7f4bcb52e330 [ 580.413029][ 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 [ 580.413044][ T8898] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 580.413060][ T8898] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 580.413071][ T8898] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 580.413082][ T8898] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 580.413095][ T8898] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 580.413106][ T8898] R13: 0000000000000109 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 580.413135][ T8898] [ 580.413149][ T8898] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 580.842084][ T8900] loop0: detected capacity change from 0 to 32768 [ 580.850213][ T8900] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8900) [ 580.863914][ T8900] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 580.875637][ T8900] FAULT_INJECTION: forcing a failure. [ 580.875637][ T8900] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 580.890619][ T8900] CPU: 1 UID: 0 PID: 8900 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 580.890644][ T8900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 580.890655][ T8900] Call Trace: [ 580.890663][ T8900] [ 580.890671][ T8900] dump_stack_lvl+0xe8/0x150 [ 580.890699][ T8900] should_fail_ex+0x414/0x560 [ 580.890731][ T8900] prepare_alloc_pages+0x22b/0x650 [ 580.890763][ T8900] __alloc_frozen_pages_noprof+0x123/0x370 [ 580.890791][ T8900] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 580.890824][ T8900] ? policy_nodemask+0x27c/0x720 [ 580.890853][ T8900] alloc_pages_mpol+0x232/0x4a0 [ 580.890883][ T8900] vma_alloc_folio_noprof+0xe4/0x200 [ 580.890908][ T8900] ? lockdep_hardirqs_on+0x7b/0x110 [ 580.890928][ T8900] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 580.890964][ T8900] folio_prealloc+0x30/0x180 [ 580.890985][ T8900] do_wp_page+0x1231/0x5810 [ 580.891023][ T8900] ? __pfx_do_wp_page+0x10/0x10 [ 580.891038][ T8900] ? do_raw_spin_lock+0x121/0x290 [ 580.891059][ T8900] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 580.891086][ T8900] handle_mm_fault+0x14c5/0x32b0 [ 580.891117][ T8900] ? handle_mm_fault+0xdb/0x32b0 [ 580.891143][ T8900] ? __pfx_handle_mm_fault+0x10/0x10 [ 580.891159][ T8900] ? lock_vma_under_rcu+0x42c/0x4a0 [ 580.891191][ T8900] ? vfs_fallocate+0x714/0x7e0 [ 580.891225][ T8900] do_user_addr_fault+0xa7c/0x1380 [ 580.891254][ T8900] ? rcu_is_watching+0x15/0xb0 [ 580.891277][ T8900] ? trace_page_fault_user+0x84/0x1c0 [ 580.891300][ T8900] exc_page_fault+0x71/0xd0 [ 580.891321][ T8900] asm_exc_page_fault+0x26/0x30 [ 580.891338][ T8900] RIP: 0033:0x7f4bcb52e330 [ 580.891354][ 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 [ 580.891370][ T8900] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 580.891386][ T8900] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 580.891397][ T8900] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 580.891409][ T8900] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 580.891422][ T8900] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 580.891434][ T8900] R13: 000000000000010a R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 580.891463][ T8900] [ 580.891476][ T8900] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 581.312890][ T8902] loop0: detected capacity change from 0 to 32768 [ 581.320967][ T8902] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8902) [ 581.334630][ T8902] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 581.345908][ T8902] FAULT_INJECTION: forcing a failure. [ 581.345908][ T8902] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 581.359866][ T8902] CPU: 1 UID: 0 PID: 8902 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 581.359888][ T8902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 581.359899][ T8902] Call Trace: [ 581.359907][ T8902] [ 581.359915][ T8902] dump_stack_lvl+0xe8/0x150 [ 581.359943][ T8902] should_fail_ex+0x414/0x560 [ 581.359975][ T8902] prepare_alloc_pages+0x22b/0x650 [ 581.360007][ T8902] __alloc_frozen_pages_noprof+0x123/0x370 [ 581.360034][ T8902] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 581.360063][ T8902] ? policy_nodemask+0x27c/0x720 [ 581.360091][ T8902] alloc_pages_mpol+0x232/0x4a0 [ 581.360120][ T8902] vma_alloc_folio_noprof+0xe4/0x200 [ 581.360144][ T8902] ? lockdep_hardirqs_on+0x7b/0x110 [ 581.360165][ T8902] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 581.360202][ T8902] folio_prealloc+0x30/0x180 [ 581.360224][ T8902] do_wp_page+0x1231/0x5810 [ 581.360262][ T8902] ? __pfx_do_wp_page+0x10/0x10 [ 581.360277][ T8902] ? do_raw_spin_lock+0x121/0x290 [ 581.360298][ T8902] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 581.360325][ T8902] handle_mm_fault+0x14c5/0x32b0 [ 581.360356][ T8902] ? handle_mm_fault+0xdb/0x32b0 [ 581.360383][ T8902] ? __pfx_handle_mm_fault+0x10/0x10 [ 581.360407][ T8902] ? lock_vma_under_rcu+0x42c/0x4a0 [ 581.360438][ T8902] ? vfs_fallocate+0x714/0x7e0 [ 581.360470][ T8902] do_user_addr_fault+0xa7c/0x1380 [ 581.360498][ T8902] ? rcu_is_watching+0x15/0xb0 [ 581.360523][ T8902] ? trace_page_fault_user+0x84/0x1c0 [ 581.360548][ T8902] exc_page_fault+0x71/0xd0 [ 581.360568][ T8902] asm_exc_page_fault+0x26/0x30 [ 581.360586][ T8902] RIP: 0033:0x7f4bcb52e330 [ 581.360603][ 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 [ 581.360618][ T8902] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 581.360635][ T8902] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 581.360645][ T8902] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 581.360656][ T8902] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 581.360668][ T8902] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 581.360680][ T8902] R13: 000000000000010b R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 581.360709][ T8902] [ 581.830312][ T8903] loop0: detected capacity change from 0 to 32768 [ 581.839137][ T8903] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8903) [ 581.853151][ T8903] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 581.865034][ T8903] FAULT_INJECTION: forcing a failure. [ 581.865034][ T8903] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 581.879997][ T8903] CPU: 0 UID: 0 PID: 8903 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 581.880021][ T8903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 581.880032][ T8903] Call Trace: [ 581.880040][ T8903] [ 581.880048][ T8903] dump_stack_lvl+0xe8/0x150 [ 581.880076][ T8903] should_fail_ex+0x414/0x560 [ 581.880109][ T8903] prepare_alloc_pages+0x22b/0x650 [ 581.880138][ T8903] __alloc_frozen_pages_noprof+0x123/0x370 [ 581.880163][ T8903] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 581.880194][ T8903] ? policy_nodemask+0x27c/0x720 [ 581.880230][ T8903] alloc_pages_mpol+0x232/0x4a0 [ 581.880259][ T8903] vma_alloc_folio_noprof+0xe4/0x200 [ 581.880283][ T8903] ? lockdep_hardirqs_on+0x7b/0x110 [ 581.880304][ T8903] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 581.880339][ T8903] folio_prealloc+0x30/0x180 [ 581.880361][ T8903] do_wp_page+0x1231/0x5810 [ 581.880396][ T8903] ? __pfx_do_wp_page+0x10/0x10 [ 581.880411][ T8903] ? do_raw_spin_lock+0x121/0x290 [ 581.880431][ T8903] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 581.880458][ T8903] handle_mm_fault+0x14c5/0x32b0 [ 581.880487][ T8903] ? handle_mm_fault+0xdb/0x32b0 [ 581.880513][ T8903] ? __pfx_handle_mm_fault+0x10/0x10 [ 581.880530][ T8903] ? lock_vma_under_rcu+0x42c/0x4a0 [ 581.880560][ T8903] ? vfs_fallocate+0x714/0x7e0 [ 581.880591][ T8903] do_user_addr_fault+0xa7c/0x1380 [ 581.880618][ T8903] ? rcu_is_watching+0x15/0xb0 [ 581.880642][ T8903] ? trace_page_fault_user+0x84/0x1c0 [ 581.880663][ T8903] exc_page_fault+0x71/0xd0 [ 581.880682][ T8903] asm_exc_page_fault+0x26/0x30 [ 581.880699][ T8903] RIP: 0033:0x7f4bcb52e330 [ 581.880716][ T8903] 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 [ 581.880732][ T8903] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 581.880748][ T8903] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 581.880759][ T8903] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 581.880770][ T8903] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 581.880783][ T8903] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 581.880794][ T8903] R13: 000000000000010c R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 581.880822][ T8903] [ 581.880835][ T8903] pagefault_out_of_memory: 1 callbacks suppressed [ 581.880846][ T8903] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 582.328765][ T8906] loop0: detected capacity change from 0 to 32768 [ 582.337179][ T8906] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8906) [ 582.350962][ T8906] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 582.362239][ T8906] FAULT_INJECTION: forcing a failure. [ 582.362239][ T8906] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 582.376449][ T8906] CPU: 0 UID: 0 PID: 8906 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 582.376473][ T8906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 582.376484][ T8906] Call Trace: [ 582.376492][ T8906] [ 582.376499][ T8906] dump_stack_lvl+0xe8/0x150 [ 582.376528][ T8906] should_fail_ex+0x414/0x560 [ 582.376560][ T8906] prepare_alloc_pages+0x22b/0x650 [ 582.376593][ T8906] __alloc_frozen_pages_noprof+0x123/0x370 [ 582.376621][ T8906] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 582.376653][ T8906] ? policy_nodemask+0x27c/0x720 [ 582.376682][ T8906] alloc_pages_mpol+0x232/0x4a0 [ 582.376711][ T8906] vma_alloc_folio_noprof+0xe4/0x200 [ 582.376736][ T8906] ? lockdep_hardirqs_on+0x7b/0x110 [ 582.376758][ T8906] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 582.376794][ T8906] folio_prealloc+0x30/0x180 [ 582.376817][ T8906] do_wp_page+0x1231/0x5810 [ 582.376854][ T8906] ? __pfx_do_wp_page+0x10/0x10 [ 582.376869][ T8906] ? do_raw_spin_lock+0x121/0x290 [ 582.376890][ T8906] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 582.376918][ T8906] handle_mm_fault+0x14c5/0x32b0 [ 582.376950][ T8906] ? handle_mm_fault+0xdb/0x32b0 [ 582.376977][ T8906] ? __pfx_handle_mm_fault+0x10/0x10 [ 582.376993][ T8906] ? lock_vma_under_rcu+0x42c/0x4a0 [ 582.377025][ T8906] ? vfs_fallocate+0x714/0x7e0 [ 582.377056][ T8906] do_user_addr_fault+0xa7c/0x1380 [ 582.377084][ T8906] ? rcu_is_watching+0x15/0xb0 [ 582.377107][ T8906] ? trace_page_fault_user+0x84/0x1c0 [ 582.377128][ T8906] exc_page_fault+0x71/0xd0 [ 582.377147][ T8906] asm_exc_page_fault+0x26/0x30 [ 582.377164][ T8906] RIP: 0033:0x7f4bcb52e330 [ 582.377181][ 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 [ 582.377198][ T8906] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 582.377215][ T8906] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 582.377226][ T8906] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 582.377238][ T8906] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 582.377251][ T8906] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 582.377262][ T8906] R13: 000000000000010d R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 582.377322][ T8906] [ 582.377338][ T8906] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 582.805650][ T8908] loop0: detected capacity change from 0 to 32768 [ 582.813946][ T8908] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8908) [ 582.827514][ T8908] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 582.838821][ T8908] FAULT_INJECTION: forcing a failure. [ 582.838821][ T8908] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 582.852469][ T8908] CPU: 0 UID: 0 PID: 8908 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 582.852492][ T8908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 582.852502][ T8908] Call Trace: [ 582.852510][ T8908] [ 582.852519][ T8908] dump_stack_lvl+0xe8/0x150 [ 582.852546][ T8908] should_fail_ex+0x414/0x560 [ 582.852578][ T8908] prepare_alloc_pages+0x22b/0x650 [ 582.852608][ T8908] __alloc_frozen_pages_noprof+0x123/0x370 [ 582.852635][ T8908] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 582.852667][ T8908] ? policy_nodemask+0x27c/0x720 [ 582.852695][ T8908] alloc_pages_mpol+0x232/0x4a0 [ 582.852724][ T8908] vma_alloc_folio_noprof+0xe4/0x200 [ 582.852748][ T8908] ? lockdep_hardirqs_on+0x7b/0x110 [ 582.852769][ T8908] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 582.852805][ T8908] folio_prealloc+0x30/0x180 [ 582.852826][ T8908] do_wp_page+0x1231/0x5810 [ 582.852863][ T8908] ? __pfx_do_wp_page+0x10/0x10 [ 582.852878][ T8908] ? do_raw_spin_lock+0x121/0x290 [ 582.852898][ T8908] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 582.852923][ T8908] handle_mm_fault+0x14c5/0x32b0 [ 582.852955][ T8908] ? handle_mm_fault+0xdb/0x32b0 [ 582.852981][ T8908] ? __pfx_handle_mm_fault+0x10/0x10 [ 582.852998][ T8908] ? lock_vma_under_rcu+0x42c/0x4a0 [ 582.853031][ T8908] ? vfs_fallocate+0x714/0x7e0 [ 582.853065][ T8908] do_user_addr_fault+0xa7c/0x1380 [ 582.853092][ T8908] ? rcu_is_watching+0x15/0xb0 [ 582.853123][ T8908] ? trace_page_fault_user+0x84/0x1c0 [ 582.853144][ T8908] exc_page_fault+0x71/0xd0 [ 582.853165][ T8908] asm_exc_page_fault+0x26/0x30 [ 582.853181][ T8908] RIP: 0033:0x7f4bcb52e330 [ 582.853197][ 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 [ 582.853212][ T8908] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 582.853227][ T8908] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 582.853238][ T8908] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 582.853249][ T8908] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 582.853261][ T8908] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 582.853272][ T8908] R13: 000000000000010e R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 582.853301][ T8908] [ 582.853317][ T8908] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 583.274081][ T8910] loop0: detected capacity change from 0 to 32768 [ 583.282278][ T8910] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8910) [ 583.306824][ T8910] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 583.318227][ T8910] FAULT_INJECTION: forcing a failure. [ 583.318227][ T8910] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 583.331617][ T8910] CPU: 1 UID: 0 PID: 8910 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 583.331643][ T8910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 583.331656][ T8910] Call Trace: [ 583.331663][ T8910] [ 583.331671][ T8910] dump_stack_lvl+0xe8/0x150 [ 583.331698][ T8910] should_fail_ex+0x414/0x560 [ 583.331728][ T8910] prepare_alloc_pages+0x22b/0x650 [ 583.331758][ T8910] __alloc_frozen_pages_noprof+0x123/0x370 [ 583.331784][ T8910] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 583.331814][ T8910] ? policy_nodemask+0x27c/0x720 [ 583.331841][ T8910] alloc_pages_mpol+0x232/0x4a0 [ 583.331870][ T8910] vma_alloc_folio_noprof+0xe4/0x200 [ 583.331894][ T8910] ? lockdep_hardirqs_on+0x7b/0x110 [ 583.331915][ T8910] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 583.331952][ T8910] folio_prealloc+0x30/0x180 [ 583.331975][ T8910] do_wp_page+0x1231/0x5810 [ 583.332014][ T8910] ? __pfx_do_wp_page+0x10/0x10 [ 583.332028][ T8910] ? do_raw_spin_lock+0x121/0x290 [ 583.332120][ T8910] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 583.332151][ T8910] handle_mm_fault+0x14c5/0x32b0 [ 583.332190][ T8910] ? handle_mm_fault+0xdb/0x32b0 [ 583.332221][ T8910] ? __pfx_handle_mm_fault+0x10/0x10 [ 583.332255][ T8910] ? lock_vma_under_rcu+0x42c/0x4a0 [ 583.332286][ T8910] ? vfs_fallocate+0x714/0x7e0 [ 583.332317][ T8910] do_user_addr_fault+0xa7c/0x1380 [ 583.332344][ T8910] ? rcu_is_watching+0x15/0xb0 [ 583.332378][ T8910] ? trace_page_fault_user+0x84/0x1c0 [ 583.332400][ T8910] exc_page_fault+0x71/0xd0 [ 583.332423][ T8910] asm_exc_page_fault+0x26/0x30 [ 583.332441][ T8910] RIP: 0033:0x7f4bcb52e330 [ 583.332459][ 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 [ 583.332476][ T8910] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 583.332492][ T8910] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 583.332504][ T8910] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 583.332515][ T8910] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 583.332528][ T8910] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 583.332541][ T8910] R13: 000000000000010f R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 583.332568][ T8910] [ 583.332584][ T8910] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 583.756809][ T8912] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8912) [ 583.770294][ T8912] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 583.781388][ T8912] FAULT_INJECTION: forcing a failure. [ 583.781388][ T8912] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 583.794934][ T8912] CPU: 1 UID: 0 PID: 8912 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 583.794956][ T8912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 583.794968][ T8912] Call Trace: [ 583.794976][ T8912] [ 583.794984][ T8912] dump_stack_lvl+0xe8/0x150 [ 583.795012][ T8912] should_fail_ex+0x414/0x560 [ 583.795042][ T8912] prepare_alloc_pages+0x22b/0x650 [ 583.795072][ T8912] __alloc_frozen_pages_noprof+0x123/0x370 [ 583.795100][ T8912] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 583.795133][ T8912] ? policy_nodemask+0x27c/0x720 [ 583.795163][ T8912] alloc_pages_mpol+0x232/0x4a0 [ 583.795201][ T8912] vma_alloc_folio_noprof+0xe4/0x200 [ 583.795225][ T8912] ? lockdep_hardirqs_on+0x7b/0x110 [ 583.795246][ T8912] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 583.795283][ T8912] folio_prealloc+0x30/0x180 [ 583.795305][ T8912] do_wp_page+0x1231/0x5810 [ 583.795344][ T8912] ? __pfx_do_wp_page+0x10/0x10 [ 583.795359][ T8912] ? do_raw_spin_lock+0x121/0x290 [ 583.795380][ T8912] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 583.795406][ T8912] handle_mm_fault+0x14c5/0x32b0 [ 583.795437][ T8912] ? handle_mm_fault+0xdb/0x32b0 [ 583.795463][ T8912] ? __pfx_handle_mm_fault+0x10/0x10 [ 583.795480][ T8912] ? lock_vma_under_rcu+0x42c/0x4a0 [ 583.795512][ T8912] ? vfs_fallocate+0x714/0x7e0 [ 583.795546][ T8912] do_user_addr_fault+0xa7c/0x1380 [ 583.795574][ T8912] ? rcu_is_watching+0x15/0xb0 [ 583.795598][ T8912] ? trace_page_fault_user+0x84/0x1c0 [ 583.795621][ T8912] exc_page_fault+0x71/0xd0 [ 583.795642][ T8912] asm_exc_page_fault+0x26/0x30 [ 583.795660][ T8912] RIP: 0033:0x7f4bcb52e330 [ 583.795677][ 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 [ 583.795693][ T8912] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 583.795709][ T8912] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 583.795721][ T8912] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 583.795731][ T8912] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 583.795744][ T8912] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 583.795755][ T8912] R13: 0000000000000110 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 583.795783][ T8912] [ 583.795797][ T8912] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 584.229787][ T8914] set_capacity_and_notify: 1 callbacks suppressed [ 584.229799][ T8914] loop0: detected capacity change from 0 to 32768 [ 584.244457][ T8914] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8914) [ 584.258441][ T8914] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 584.269333][ T8914] FAULT_INJECTION: forcing a failure. [ 584.269333][ T8914] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 584.282615][ T8914] CPU: 1 UID: 0 PID: 8914 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 584.282638][ T8914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 584.282646][ T8914] Call Trace: [ 584.282653][ T8914] [ 584.282658][ T8914] dump_stack_lvl+0xe8/0x150 [ 584.282685][ T8914] should_fail_ex+0x414/0x560 [ 584.282713][ T8914] prepare_alloc_pages+0x22b/0x650 [ 584.282740][ T8914] __alloc_frozen_pages_noprof+0x123/0x370 [ 584.282766][ T8914] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 584.282793][ T8914] ? policy_nodemask+0x27c/0x720 [ 584.282821][ T8914] alloc_pages_mpol+0x232/0x4a0 [ 584.282850][ T8914] vma_alloc_folio_noprof+0xe4/0x200 [ 584.282875][ T8914] ? lockdep_hardirqs_on+0x7b/0x110 [ 584.282894][ T8914] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 584.282944][ T8914] folio_prealloc+0x30/0x180 [ 584.282967][ T8914] do_wp_page+0x1231/0x5810 [ 584.283001][ T8914] ? __pfx_do_wp_page+0x10/0x10 [ 584.283017][ T8914] ? do_raw_spin_lock+0x121/0x290 [ 584.283038][ T8914] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 584.283066][ T8914] handle_mm_fault+0x14c5/0x32b0 [ 584.283098][ T8914] ? handle_mm_fault+0xdb/0x32b0 [ 584.283124][ T8914] ? __pfx_handle_mm_fault+0x10/0x10 [ 584.283141][ T8914] ? lock_vma_under_rcu+0x42c/0x4a0 [ 584.283171][ T8914] ? vfs_fallocate+0x714/0x7e0 [ 584.283203][ T8914] do_user_addr_fault+0xa7c/0x1380 [ 584.283231][ T8914] ? rcu_is_watching+0x15/0xb0 [ 584.283254][ T8914] ? trace_page_fault_user+0x84/0x1c0 [ 584.283276][ T8914] exc_page_fault+0x71/0xd0 [ 584.283297][ T8914] asm_exc_page_fault+0x26/0x30 [ 584.283314][ T8914] RIP: 0033:0x7f4bcb52e330 [ 584.283331][ 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 [ 584.283346][ T8914] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 584.283361][ T8914] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 584.283372][ T8914] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 584.283382][ T8914] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 584.283394][ T8914] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 584.283405][ T8914] R13: 0000000000000111 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 584.283433][ T8914] [ 584.283447][ T8914] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 584.735331][ T8916] loop0: detected capacity change from 0 to 32768 [ 584.746214][ T8916] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8916) [ 584.761140][ T8916] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 584.773967][ T8916] FAULT_INJECTION: forcing a failure. [ 584.773967][ T8916] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 584.787872][ T8916] CPU: 0 UID: 0 PID: 8916 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 584.787895][ T8916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 584.787906][ T8916] Call Trace: [ 584.787914][ T8916] [ 584.787922][ T8916] dump_stack_lvl+0xe8/0x150 [ 584.787950][ T8916] should_fail_ex+0x414/0x560 [ 584.787982][ T8916] prepare_alloc_pages+0x22b/0x650 [ 584.788012][ T8916] __alloc_frozen_pages_noprof+0x123/0x370 [ 584.788039][ T8916] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 584.788068][ T8916] ? policy_nodemask+0x27c/0x720 [ 584.788096][ T8916] alloc_pages_mpol+0x232/0x4a0 [ 584.788136][ T8916] vma_alloc_folio_noprof+0xe4/0x200 [ 584.788159][ T8916] ? lockdep_hardirqs_on+0x7b/0x110 [ 584.788180][ T8916] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 584.788215][ T8916] folio_prealloc+0x30/0x180 [ 584.788236][ T8916] do_wp_page+0x1231/0x5810 [ 584.788274][ T8916] ? __pfx_do_wp_page+0x10/0x10 [ 584.788290][ T8916] ? do_raw_spin_lock+0x121/0x290 [ 584.788309][ T8916] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 584.788333][ T8916] handle_mm_fault+0x14c5/0x32b0 [ 584.788363][ T8916] ? handle_mm_fault+0xdb/0x32b0 [ 584.788390][ T8916] ? __pfx_handle_mm_fault+0x10/0x10 [ 584.788406][ T8916] ? lock_vma_under_rcu+0x42c/0x4a0 [ 584.788439][ T8916] ? vfs_fallocate+0x714/0x7e0 [ 584.788469][ T8916] do_user_addr_fault+0xa7c/0x1380 [ 584.788495][ T8916] ? rcu_is_watching+0x15/0xb0 [ 584.788519][ T8916] ? trace_page_fault_user+0x84/0x1c0 [ 584.788542][ T8916] exc_page_fault+0x71/0xd0 [ 584.788562][ T8916] asm_exc_page_fault+0x26/0x30 [ 584.788578][ T8916] RIP: 0033:0x7f4bcb52e330 [ 584.788594][ T8916] 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 [ 584.788609][ T8916] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 584.788626][ T8916] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 584.788637][ T8916] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 584.788648][ T8916] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 584.788661][ T8916] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 584.788672][ T8916] R13: 0000000000000112 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 584.788699][ T8916] [ 584.788713][ T8916] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 585.226637][ T8918] loop0: detected capacity change from 0 to 32768 [ 585.235848][ T8918] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8918) [ 585.249904][ T8918] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 585.505512][ T8919] loop0: detected capacity change from 0 to 32768 [ 585.514530][ T8919] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8919) [ 585.529614][ T8919] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 585.634001][ T8919] FAULT_INJECTION: forcing a failure. [ 585.634001][ T8919] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 585.647442][ T8919] CPU: 0 UID: 0 PID: 8919 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 585.647465][ T8919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 585.647476][ T8919] Call Trace: [ 585.647484][ T8919] [ 585.647492][ T8919] dump_stack_lvl+0xe8/0x150 [ 585.647519][ T8919] should_fail_ex+0x414/0x560 [ 585.647548][ T8919] prepare_alloc_pages+0x22b/0x650 [ 585.647573][ T8919] __alloc_frozen_pages_noprof+0x123/0x370 [ 585.647594][ T8919] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 585.647619][ T8919] ? policy_nodemask+0x27c/0x720 [ 585.647642][ T8919] alloc_pages_mpol+0x232/0x4a0 [ 585.647665][ T8919] vma_alloc_folio_noprof+0xe4/0x200 [ 585.647684][ T8919] ? lockdep_hardirqs_on+0x7b/0x110 [ 585.647701][ T8919] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 585.647730][ T8919] folio_prealloc+0x30/0x180 [ 585.647750][ T8919] do_wp_page+0x1231/0x5810 [ 585.647778][ T8919] ? __pfx_do_wp_page+0x10/0x10 [ 585.647790][ T8919] ? do_raw_spin_lock+0x121/0x290 [ 585.647807][ T8919] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 585.647827][ T8919] handle_mm_fault+0x14c5/0x32b0 [ 585.647851][ T8919] ? handle_mm_fault+0xdb/0x32b0 [ 585.647871][ T8919] ? __pfx_handle_mm_fault+0x10/0x10 [ 585.647884][ T8919] ? lock_vma_under_rcu+0x42c/0x4a0 [ 585.647908][ T8919] ? vfs_fallocate+0x714/0x7e0 [ 585.647934][ T8919] do_user_addr_fault+0xa7c/0x1380 [ 585.647956][ T8919] ? rcu_is_watching+0x15/0xb0 [ 585.647975][ T8919] ? trace_page_fault_user+0x84/0x1c0 [ 585.647993][ T8919] exc_page_fault+0x71/0xd0 [ 585.648009][ T8919] asm_exc_page_fault+0x26/0x30 [ 585.648022][ T8919] RIP: 0033:0x7f4bcb52e330 [ 585.648044][ 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 [ 585.648057][ T8919] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 585.648070][ T8919] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 585.648078][ T8919] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 585.648087][ T8919] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 585.648097][ T8919] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 585.648107][ T8919] R13: 0000000000000114 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 585.648129][ T8919] [ 585.648148][ T8919] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 586.029257][ T8921] loop0: detected capacity change from 0 to 32768 [ 586.037880][ T8921] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 586.048865][ T8921] FAULT_INJECTION: forcing a failure. [ 586.048865][ T8921] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 586.062542][ T8921] CPU: 0 UID: 0 PID: 8921 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 586.062564][ T8921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 586.062575][ T8921] Call Trace: [ 586.062583][ T8921] [ 586.062591][ T8921] dump_stack_lvl+0xe8/0x150 [ 586.062618][ T8921] should_fail_ex+0x414/0x560 [ 586.062647][ T8921] prepare_alloc_pages+0x22b/0x650 [ 586.062678][ T8921] __alloc_frozen_pages_noprof+0x123/0x370 [ 586.062705][ T8921] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 586.062736][ T8921] ? policy_nodemask+0x27c/0x720 [ 586.062763][ T8921] alloc_pages_mpol+0x232/0x4a0 [ 586.062792][ T8921] vma_alloc_folio_noprof+0xe4/0x200 [ 586.062816][ T8921] ? lockdep_hardirqs_on+0x7b/0x110 [ 586.062836][ T8921] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 586.062872][ T8921] folio_prealloc+0x30/0x180 [ 586.062895][ T8921] do_wp_page+0x1231/0x5810 [ 586.062934][ T8921] ? __pfx_do_wp_page+0x10/0x10 [ 586.062950][ T8921] ? do_raw_spin_lock+0x121/0x290 [ 586.062971][ T8921] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 586.063025][ T8921] handle_mm_fault+0x14c5/0x32b0 [ 586.063057][ T8921] ? handle_mm_fault+0xdb/0x32b0 [ 586.063081][ T8921] ? __pfx_handle_mm_fault+0x10/0x10 [ 586.063097][ T8921] ? lock_vma_under_rcu+0x42c/0x4a0 [ 586.063128][ T8921] ? vfs_fallocate+0x714/0x7e0 [ 586.063162][ T8921] do_user_addr_fault+0xa7c/0x1380 [ 586.063189][ T8921] ? rcu_is_watching+0x15/0xb0 [ 586.063212][ T8921] ? trace_page_fault_user+0x84/0x1c0 [ 586.063235][ T8921] exc_page_fault+0x71/0xd0 [ 586.063255][ T8921] asm_exc_page_fault+0x26/0x30 [ 586.063276][ T8921] RIP: 0033:0x7f4bcb52e330 [ 586.063293][ 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 [ 586.063308][ T8921] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 586.063324][ T8921] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 586.063335][ T8921] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 586.063346][ T8921] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 586.063358][ T8921] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 586.063369][ T8921] R13: 0000000000000115 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 586.063398][ T8921] [ 586.063949][ T8921] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 586.504644][ T8923] loop0: detected capacity change from 0 to 32768 [ 586.515052][ T8923] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8923) [ 586.528848][ T8923] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 586.541143][ T8923] FAULT_INJECTION: forcing a failure. [ 586.541143][ T8923] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 586.554528][ T8923] CPU: 0 UID: 0 PID: 8923 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 586.554551][ T8923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 586.554562][ T8923] Call Trace: [ 586.554569][ T8923] [ 586.554578][ T8923] dump_stack_lvl+0xe8/0x150 [ 586.554607][ T8923] should_fail_ex+0x414/0x560 [ 586.554639][ T8923] prepare_alloc_pages+0x22b/0x650 [ 586.554671][ T8923] __alloc_frozen_pages_noprof+0x123/0x370 [ 586.554699][ T8923] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 586.554730][ T8923] ? policy_nodemask+0x27c/0x720 [ 586.554767][ T8923] alloc_pages_mpol+0x232/0x4a0 [ 586.554797][ T8923] vma_alloc_folio_noprof+0xe4/0x200 [ 586.554822][ T8923] ? lockdep_hardirqs_on+0x7b/0x110 [ 586.554844][ T8923] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 586.554880][ T8923] folio_prealloc+0x30/0x180 [ 586.554903][ T8923] do_wp_page+0x1231/0x5810 [ 586.554941][ T8923] ? __pfx_do_wp_page+0x10/0x10 [ 586.554956][ T8923] ? do_raw_spin_lock+0x121/0x290 [ 586.554977][ T8923] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 586.555004][ T8923] handle_mm_fault+0x14c5/0x32b0 [ 586.555035][ T8923] ? handle_mm_fault+0xdb/0x32b0 [ 586.555062][ T8923] ? __pfx_handle_mm_fault+0x10/0x10 [ 586.555078][ T8923] ? lock_vma_under_rcu+0x42c/0x4a0 [ 586.555110][ T8923] ? vfs_fallocate+0x714/0x7e0 [ 586.555144][ T8923] do_user_addr_fault+0xa7c/0x1380 [ 586.555172][ T8923] ? rcu_is_watching+0x15/0xb0 [ 586.555196][ T8923] ? trace_page_fault_user+0x84/0x1c0 [ 586.555220][ T8923] exc_page_fault+0x71/0xd0 [ 586.555240][ T8923] asm_exc_page_fault+0x26/0x30 [ 586.555258][ T8923] RIP: 0033:0x7f4bcb52e330 [ 586.555275][ 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 [ 586.555291][ T8923] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 586.555308][ T8923] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 586.555319][ T8923] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 586.555331][ T8923] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 586.555343][ T8923] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 586.555355][ T8923] R13: 0000000000000116 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 586.555384][ T8923] [ 586.555399][ T8923] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 586.987696][ T8925] loop0: detected capacity change from 0 to 32768 [ 586.996323][ T8925] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8925) [ 587.010112][ T8925] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 587.021304][ T8925] FAULT_INJECTION: forcing a failure. [ 587.021304][ T8925] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 587.035370][ T8925] CPU: 0 UID: 0 PID: 8925 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 587.035392][ T8925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 587.035403][ T8925] Call Trace: [ 587.035410][ T8925] [ 587.035418][ T8925] dump_stack_lvl+0xe8/0x150 [ 587.035446][ T8925] should_fail_ex+0x414/0x560 [ 587.035478][ T8925] prepare_alloc_pages+0x22b/0x650 [ 587.035509][ T8925] __alloc_frozen_pages_noprof+0x123/0x370 [ 587.035536][ T8925] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 587.035566][ T8925] ? policy_nodemask+0x27c/0x720 [ 587.035594][ T8925] alloc_pages_mpol+0x232/0x4a0 [ 587.035624][ T8925] vma_alloc_folio_noprof+0xe4/0x200 [ 587.035665][ T8925] ? lockdep_hardirqs_on+0x7b/0x110 [ 587.035686][ T8925] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 587.035720][ T8925] folio_prealloc+0x30/0x180 [ 587.035749][ T8925] do_wp_page+0x1231/0x5810 [ 587.035786][ T8925] ? __pfx_do_wp_page+0x10/0x10 [ 587.035801][ T8925] ? do_raw_spin_lock+0x121/0x290 [ 587.035821][ T8925] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 587.035847][ T8925] handle_mm_fault+0x14c5/0x32b0 [ 587.035877][ T8925] ? handle_mm_fault+0xdb/0x32b0 [ 587.035902][ T8925] ? __pfx_handle_mm_fault+0x10/0x10 [ 587.035918][ T8925] ? lock_vma_under_rcu+0x42c/0x4a0 [ 587.035949][ T8925] ? vfs_fallocate+0x714/0x7e0 [ 587.035980][ T8925] do_user_addr_fault+0xa7c/0x1380 [ 587.036006][ T8925] ? rcu_is_watching+0x15/0xb0 [ 587.036029][ T8925] ? trace_page_fault_user+0x84/0x1c0 [ 587.036052][ T8925] exc_page_fault+0x71/0xd0 [ 587.036076][ T8925] asm_exc_page_fault+0x26/0x30 [ 587.036092][ T8925] RIP: 0033:0x7f4bcb52e330 [ 587.036109][ 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 [ 587.036125][ T8925] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 587.036147][ T8925] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 587.036158][ T8925] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 587.036170][ T8925] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 587.036182][ T8925] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 587.036194][ T8925] R13: 0000000000000117 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 587.036222][ T8925] [ 587.265637][ T8925] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 587.513052][ T8927] loop0: detected capacity change from 0 to 32768 [ 587.521400][ T8927] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8927) [ 587.536448][ T8927] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 587.547896][ T8927] FAULT_INJECTION: forcing a failure. [ 587.547896][ T8927] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 587.561233][ T8927] CPU: 1 UID: 0 PID: 8927 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 587.561256][ T8927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 587.561267][ T8927] Call Trace: [ 587.561275][ T8927] [ 587.561283][ T8927] dump_stack_lvl+0xe8/0x150 [ 587.561310][ T8927] should_fail_ex+0x414/0x560 [ 587.561342][ T8927] prepare_alloc_pages+0x22b/0x650 [ 587.561372][ T8927] __alloc_frozen_pages_noprof+0x123/0x370 [ 587.561400][ T8927] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 587.561434][ T8927] ? policy_nodemask+0x27c/0x720 [ 587.561463][ T8927] alloc_pages_mpol+0x232/0x4a0 [ 587.561494][ T8927] vma_alloc_folio_noprof+0xe4/0x200 [ 587.561518][ T8927] ? lockdep_hardirqs_on+0x7b/0x110 [ 587.561539][ T8927] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 587.561575][ T8927] folio_prealloc+0x30/0x180 [ 587.561598][ T8927] do_wp_page+0x1231/0x5810 [ 587.561636][ T8927] ? __pfx_do_wp_page+0x10/0x10 [ 587.561652][ T8927] ? do_raw_spin_lock+0x121/0x290 [ 587.561673][ T8927] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 587.561710][ T8927] handle_mm_fault+0x14c5/0x32b0 [ 587.561741][ T8927] ? handle_mm_fault+0xdb/0x32b0 [ 587.561767][ T8927] ? __pfx_handle_mm_fault+0x10/0x10 [ 587.561784][ T8927] ? lock_vma_under_rcu+0x42c/0x4a0 [ 587.561816][ T8927] ? vfs_fallocate+0x714/0x7e0 [ 587.561850][ T8927] do_user_addr_fault+0xa7c/0x1380 [ 587.561878][ T8927] ? rcu_is_watching+0x15/0xb0 [ 587.561902][ T8927] ? trace_page_fault_user+0x84/0x1c0 [ 587.561926][ T8927] exc_page_fault+0x71/0xd0 [ 587.561947][ T8927] asm_exc_page_fault+0x26/0x30 [ 587.561962][ T8927] RIP: 0033:0x7f4bcb52e330 [ 587.561980][ T8927] 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 [ 587.561996][ T8927] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 587.562013][ T8927] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 587.562024][ T8927] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 587.562036][ T8927] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 587.562048][ T8927] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 587.562060][ T8927] R13: 0000000000000118 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 587.562088][ T8927] [ 587.562102][ T8927] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 588.009019][ T8929] loop0: detected capacity change from 0 to 32768 [ 588.017378][ T8929] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8929) [ 588.031825][ T8929] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 588.043099][ T8929] FAULT_INJECTION: forcing a failure. [ 588.043099][ T8929] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 588.057074][ T8929] CPU: 0 UID: 0 PID: 8929 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 588.057096][ T8929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 588.057107][ T8929] Call Trace: [ 588.057115][ T8929] [ 588.057123][ T8929] dump_stack_lvl+0xe8/0x150 [ 588.057151][ T8929] should_fail_ex+0x414/0x560 [ 588.057184][ T8929] prepare_alloc_pages+0x22b/0x650 [ 588.057215][ T8929] __alloc_frozen_pages_noprof+0x123/0x370 [ 588.057242][ T8929] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 588.057272][ T8929] ? policy_nodemask+0x27c/0x720 [ 588.057299][ T8929] alloc_pages_mpol+0x232/0x4a0 [ 588.057328][ T8929] vma_alloc_folio_noprof+0xe4/0x200 [ 588.057353][ T8929] ? lockdep_hardirqs_on+0x7b/0x110 [ 588.057375][ T8929] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 588.057411][ T8929] folio_prealloc+0x30/0x180 [ 588.057434][ T8929] do_wp_page+0x1231/0x5810 [ 588.057470][ T8929] ? __pfx_do_wp_page+0x10/0x10 [ 588.057486][ T8929] ? do_raw_spin_lock+0x121/0x290 [ 588.057506][ T8929] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 588.057533][ T8929] handle_mm_fault+0x14c5/0x32b0 [ 588.057564][ T8929] ? handle_mm_fault+0xdb/0x32b0 [ 588.057589][ T8929] ? __pfx_handle_mm_fault+0x10/0x10 [ 588.057606][ T8929] ? lock_vma_under_rcu+0x42c/0x4a0 [ 588.057637][ T8929] ? vfs_fallocate+0x714/0x7e0 [ 588.057670][ T8929] do_user_addr_fault+0xa7c/0x1380 [ 588.057698][ T8929] ? rcu_is_watching+0x15/0xb0 [ 588.057722][ T8929] ? trace_page_fault_user+0x84/0x1c0 [ 588.057745][ T8929] exc_page_fault+0x71/0xd0 [ 588.057765][ T8929] asm_exc_page_fault+0x26/0x30 [ 588.057782][ T8929] RIP: 0033:0x7f4bcb52e330 [ 588.057799][ T8929] 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 [ 588.057815][ T8929] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 588.057831][ T8929] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 588.057842][ T8929] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 588.057853][ T8929] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 588.057866][ T8929] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 588.057877][ T8929] R13: 0000000000000119 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 588.057915][ T8929] [ 588.057929][ T8929] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 588.488412][ T8931] loop0: detected capacity change from 0 to 32768 [ 588.496813][ T8931] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8931) [ 588.510566][ T8931] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 588.521736][ T8931] FAULT_INJECTION: forcing a failure. [ 588.521736][ T8931] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 588.535700][ T8931] CPU: 0 UID: 0 PID: 8931 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 588.535722][ T8931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 588.535732][ T8931] Call Trace: [ 588.535739][ T8931] [ 588.535747][ T8931] dump_stack_lvl+0xe8/0x150 [ 588.535772][ T8931] should_fail_ex+0x414/0x560 [ 588.535800][ T8931] prepare_alloc_pages+0x22b/0x650 [ 588.535827][ T8931] __alloc_frozen_pages_noprof+0x123/0x370 [ 588.535850][ T8931] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 588.535879][ T8931] ? policy_nodemask+0x27c/0x720 [ 588.535903][ T8931] alloc_pages_mpol+0x232/0x4a0 [ 588.535929][ T8931] vma_alloc_folio_noprof+0xe4/0x200 [ 588.535951][ T8931] ? lockdep_hardirqs_on+0x7b/0x110 [ 588.535972][ T8931] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 588.536005][ T8931] folio_prealloc+0x30/0x180 [ 588.536023][ T8931] do_wp_page+0x1231/0x5810 [ 588.536056][ T8931] ? __pfx_do_wp_page+0x10/0x10 [ 588.536075][ T8931] ? do_raw_spin_lock+0x121/0x290 [ 588.536093][ T8931] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 588.536116][ T8931] handle_mm_fault+0x14c5/0x32b0 [ 588.536151][ T8931] ? handle_mm_fault+0xdb/0x32b0 [ 588.536178][ T8931] ? __pfx_handle_mm_fault+0x10/0x10 [ 588.536194][ T8931] ? lock_vma_under_rcu+0x42c/0x4a0 [ 588.536223][ T8931] ? vfs_fallocate+0x714/0x7e0 [ 588.536253][ T8931] do_user_addr_fault+0xa7c/0x1380 [ 588.536278][ T8931] ? rcu_is_watching+0x15/0xb0 [ 588.536299][ T8931] ? trace_page_fault_user+0x84/0x1c0 [ 588.536321][ T8931] exc_page_fault+0x71/0xd0 [ 588.536338][ T8931] asm_exc_page_fault+0x26/0x30 [ 588.536353][ T8931] RIP: 0033:0x7f4bcb52e330 [ 588.536369][ T8931] 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 [ 588.536383][ T8931] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 588.536396][ T8931] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 588.536406][ T8931] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 588.536416][ T8931] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 588.536427][ T8931] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 588.536437][ T8931] R13: 000000000000011a R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 588.536463][ T8931] [ 588.763725][ T8931] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 589.010407][ T8933] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8933) [ 589.024027][ T8933] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 589.035125][ T8933] FAULT_INJECTION: forcing a failure. [ 589.035125][ T8933] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 589.048453][ T8933] CPU: 0 UID: 0 PID: 8933 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 589.048475][ T8933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 589.048493][ T8933] Call Trace: [ 589.048500][ T8933] [ 589.048507][ T8933] dump_stack_lvl+0xe8/0x150 [ 589.048533][ T8933] should_fail_ex+0x414/0x560 [ 589.048563][ T8933] prepare_alloc_pages+0x22b/0x650 [ 589.048593][ T8933] __alloc_frozen_pages_noprof+0x123/0x370 [ 589.048619][ T8933] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 589.048653][ T8933] ? policy_nodemask+0x27c/0x720 [ 589.048683][ T8933] alloc_pages_mpol+0x232/0x4a0 [ 589.048713][ T8933] vma_alloc_folio_noprof+0xe4/0x200 [ 589.048736][ T8933] ? lockdep_hardirqs_on+0x7b/0x110 [ 589.048757][ T8933] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 589.048793][ T8933] folio_prealloc+0x30/0x180 [ 589.048815][ T8933] do_wp_page+0x1231/0x5810 [ 589.048851][ T8933] ? __pfx_do_wp_page+0x10/0x10 [ 589.048866][ T8933] ? do_raw_spin_lock+0x121/0x290 [ 589.048886][ T8933] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 589.048912][ T8933] handle_mm_fault+0x14c5/0x32b0 [ 589.048942][ T8933] ? handle_mm_fault+0xdb/0x32b0 [ 589.048967][ T8933] ? __pfx_handle_mm_fault+0x10/0x10 [ 589.048983][ T8933] ? lock_vma_under_rcu+0x42c/0x4a0 [ 589.049015][ T8933] ? vfs_fallocate+0x714/0x7e0 [ 589.049048][ T8933] do_user_addr_fault+0xa7c/0x1380 [ 589.049074][ T8933] ? rcu_is_watching+0x15/0xb0 [ 589.049098][ T8933] ? trace_page_fault_user+0x84/0x1c0 [ 589.049120][ T8933] exc_page_fault+0x71/0xd0 [ 589.049141][ T8933] asm_exc_page_fault+0x26/0x30 [ 589.049157][ T8933] RIP: 0033:0x7f4bcb52e330 [ 589.049174][ T8933] 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 [ 589.049190][ T8933] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 589.049205][ T8933] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 589.049216][ T8933] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 589.049227][ T8933] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 589.049239][ T8933] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 589.049250][ T8933] R13: 000000000000011b R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 589.049277][ T8933] [ 589.049733][ T8933] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 589.486418][ T8935] set_capacity_and_notify: 1 callbacks suppressed [ 589.486431][ T8935] loop0: detected capacity change from 0 to 32768 [ 589.503762][ T8935] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8935) [ 589.517368][ T8935] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 589.529154][ T8935] FAULT_INJECTION: forcing a failure. [ 589.529154][ T8935] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 589.542577][ T8935] CPU: 0 UID: 0 PID: 8935 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 589.542601][ T8935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 589.542612][ T8935] Call Trace: [ 589.542619][ T8935] [ 589.542627][ T8935] dump_stack_lvl+0xe8/0x150 [ 589.542656][ T8935] should_fail_ex+0x414/0x560 [ 589.542687][ T8935] prepare_alloc_pages+0x22b/0x650 [ 589.542717][ T8935] __alloc_frozen_pages_noprof+0x123/0x370 [ 589.542744][ T8935] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 589.542776][ T8935] ? policy_nodemask+0x27c/0x720 [ 589.542806][ T8935] alloc_pages_mpol+0x232/0x4a0 [ 589.542837][ T8935] vma_alloc_folio_noprof+0xe4/0x200 [ 589.542862][ T8935] ? lockdep_hardirqs_on+0x7b/0x110 [ 589.542882][ T8935] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 589.542917][ T8935] folio_prealloc+0x30/0x180 [ 589.542940][ T8935] do_wp_page+0x1231/0x5810 [ 589.542979][ T8935] ? __pfx_do_wp_page+0x10/0x10 [ 589.542994][ T8935] ? do_raw_spin_lock+0x121/0x290 [ 589.543015][ T8935] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 589.543042][ T8935] handle_mm_fault+0x14c5/0x32b0 [ 589.543073][ T8935] ? handle_mm_fault+0xdb/0x32b0 [ 589.543100][ T8935] ? __pfx_handle_mm_fault+0x10/0x10 [ 589.543117][ T8935] ? lock_vma_under_rcu+0x42c/0x4a0 [ 589.543150][ T8935] ? vfs_fallocate+0x714/0x7e0 [ 589.543183][ T8935] do_user_addr_fault+0xa7c/0x1380 [ 589.543210][ T8935] ? rcu_is_watching+0x15/0xb0 [ 589.543234][ T8935] ? trace_page_fault_user+0x84/0x1c0 [ 589.543257][ T8935] exc_page_fault+0x71/0xd0 [ 589.543278][ T8935] asm_exc_page_fault+0x26/0x30 [ 589.543296][ T8935] RIP: 0033:0x7f4bcb52e330 [ 589.543314][ T8935] 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 [ 589.543329][ T8935] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 589.543346][ T8935] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 589.543357][ T8935] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 589.543368][ T8935] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 589.543381][ T8935] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 589.543392][ T8935] R13: 000000000000011c R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 589.543421][ T8935] [ 589.543436][ T8935] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 589.964241][ T8937] loop0: detected capacity change from 0 to 32768 [ 589.974723][ T8937] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8937) [ 589.988222][ T8937] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 589.999237][ T8937] FAULT_INJECTION: forcing a failure. [ 589.999237][ T8937] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 590.013033][ T8937] CPU: 1 UID: 0 PID: 8937 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 590.013055][ T8937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 590.013065][ T8937] Call Trace: [ 590.013073][ T8937] [ 590.013081][ T8937] dump_stack_lvl+0xe8/0x150 [ 590.013110][ T8937] should_fail_ex+0x414/0x560 [ 590.013142][ T8937] prepare_alloc_pages+0x22b/0x650 [ 590.013172][ T8937] __alloc_frozen_pages_noprof+0x123/0x370 [ 590.013199][ T8937] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 590.013229][ T8937] ? policy_nodemask+0x27c/0x720 [ 590.013257][ T8937] alloc_pages_mpol+0x232/0x4a0 [ 590.013286][ T8937] vma_alloc_folio_noprof+0xe4/0x200 [ 590.013311][ T8937] ? lockdep_hardirqs_on+0x7b/0x110 [ 590.013330][ T8937] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 590.013362][ T8937] folio_prealloc+0x30/0x180 [ 590.013382][ T8937] do_wp_page+0x1231/0x5810 [ 590.013419][ T8937] ? __pfx_do_wp_page+0x10/0x10 [ 590.013432][ T8937] ? do_raw_spin_lock+0x121/0x290 [ 590.013462][ T8937] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 590.013488][ T8937] handle_mm_fault+0x14c5/0x32b0 [ 590.013520][ T8937] ? handle_mm_fault+0xdb/0x32b0 [ 590.013547][ T8937] ? __pfx_handle_mm_fault+0x10/0x10 [ 590.013563][ T8937] ? lock_vma_under_rcu+0x42c/0x4a0 [ 590.013596][ T8937] ? vfs_fallocate+0x714/0x7e0 [ 590.013624][ T8937] do_user_addr_fault+0xa7c/0x1380 [ 590.013651][ T8937] ? rcu_is_watching+0x15/0xb0 [ 590.013674][ T8937] ? trace_page_fault_user+0x84/0x1c0 [ 590.013696][ T8937] exc_page_fault+0x71/0xd0 [ 590.013716][ T8937] asm_exc_page_fault+0x26/0x30 [ 590.013734][ T8937] RIP: 0033:0x7f4bcb52e330 [ 590.013751][ T8937] 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 [ 590.013765][ T8937] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 590.013781][ T8937] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 590.013791][ T8937] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 590.013803][ T8937] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 590.013815][ T8937] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 590.013827][ T8937] R13: 000000000000011d R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 590.013856][ T8937] [ 590.013870][ T8937] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 590.454512][ T8939] loop0: detected capacity change from 0 to 32768 [ 590.463059][ T8939] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8939) [ 590.476954][ T8939] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 590.487967][ T8939] FAULT_INJECTION: forcing a failure. [ 590.487967][ T8939] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 590.501891][ T8939] CPU: 0 UID: 0 PID: 8939 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 590.501913][ T8939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 590.501922][ T8939] Call Trace: [ 590.501929][ T8939] [ 590.501936][ T8939] dump_stack_lvl+0xe8/0x150 [ 590.501962][ T8939] should_fail_ex+0x414/0x560 [ 590.501992][ T8939] prepare_alloc_pages+0x22b/0x650 [ 590.502024][ T8939] __alloc_frozen_pages_noprof+0x123/0x370 [ 590.502051][ T8939] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 590.502082][ T8939] ? policy_nodemask+0x27c/0x720 [ 590.502108][ T8939] alloc_pages_mpol+0x232/0x4a0 [ 590.502135][ T8939] vma_alloc_folio_noprof+0xe4/0x200 [ 590.502158][ T8939] ? lockdep_hardirqs_on+0x7b/0x110 [ 590.502178][ T8939] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 590.502212][ T8939] folio_prealloc+0x30/0x180 [ 590.502235][ T8939] do_wp_page+0x1231/0x5810 [ 590.502271][ T8939] ? __pfx_do_wp_page+0x10/0x10 [ 590.502285][ T8939] ? do_raw_spin_lock+0x121/0x290 [ 590.502306][ T8939] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 590.502332][ T8939] handle_mm_fault+0x14c5/0x32b0 [ 590.502361][ T8939] ? handle_mm_fault+0xdb/0x32b0 [ 590.502384][ T8939] ? __pfx_handle_mm_fault+0x10/0x10 [ 590.502399][ T8939] ? lock_vma_under_rcu+0x42c/0x4a0 [ 590.502427][ T8939] ? vfs_fallocate+0x714/0x7e0 [ 590.502461][ T8939] do_user_addr_fault+0xa7c/0x1380 [ 590.502489][ T8939] ? rcu_is_watching+0x15/0xb0 [ 590.502512][ T8939] ? trace_page_fault_user+0x84/0x1c0 [ 590.502534][ T8939] exc_page_fault+0x71/0xd0 [ 590.502553][ T8939] asm_exc_page_fault+0x26/0x30 [ 590.502570][ T8939] RIP: 0033:0x7f4bcb52e330 [ 590.502587][ T8939] 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 [ 590.502611][ T8939] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 590.502628][ T8939] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 590.502639][ T8939] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 590.502650][ T8939] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 590.502663][ T8939] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 590.502673][ T8939] R13: 000000000000011e R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 590.502701][ T8939] [ 590.502715][ T8939] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 590.921503][ T8941] loop0: detected capacity change from 0 to 32768 [ 590.929574][ T8941] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8941) [ 590.943079][ T8941] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 590.953976][ T8941] FAULT_INJECTION: forcing a failure. [ 590.953976][ T8941] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 590.967723][ T8941] CPU: 0 UID: 0 PID: 8941 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 590.967745][ T8941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 590.967756][ T8941] Call Trace: [ 590.967764][ T8941] [ 590.967772][ T8941] dump_stack_lvl+0xe8/0x150 [ 590.967801][ T8941] should_fail_ex+0x414/0x560 [ 590.967831][ T8941] prepare_alloc_pages+0x22b/0x650 [ 590.967860][ T8941] __alloc_frozen_pages_noprof+0x123/0x370 [ 590.967887][ T8941] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 590.967919][ T8941] ? policy_nodemask+0x27c/0x720 [ 590.967947][ T8941] alloc_pages_mpol+0x232/0x4a0 [ 590.967975][ T8941] vma_alloc_folio_noprof+0xe4/0x200 [ 590.967999][ T8941] ? lockdep_hardirqs_on+0x7b/0x110 [ 590.968021][ T8941] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 590.968058][ T8941] folio_prealloc+0x30/0x180 [ 590.968081][ T8941] do_wp_page+0x1231/0x5810 [ 590.968118][ T8941] ? __pfx_do_wp_page+0x10/0x10 [ 590.968132][ T8941] ? do_raw_spin_lock+0x121/0x290 [ 590.968152][ T8941] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 590.968178][ T8941] handle_mm_fault+0x14c5/0x32b0 [ 590.968208][ T8941] ? handle_mm_fault+0xdb/0x32b0 [ 590.968235][ T8941] ? __pfx_handle_mm_fault+0x10/0x10 [ 590.968252][ T8941] ? lock_vma_under_rcu+0x42c/0x4a0 [ 590.968284][ T8941] ? vfs_fallocate+0x714/0x7e0 [ 590.968318][ T8941] do_user_addr_fault+0xa7c/0x1380 [ 590.968346][ T8941] ? rcu_is_watching+0x15/0xb0 [ 590.968369][ T8941] ? trace_page_fault_user+0x84/0x1c0 [ 590.968394][ T8941] exc_page_fault+0x71/0xd0 [ 590.968414][ T8941] asm_exc_page_fault+0x26/0x30 [ 590.968432][ T8941] RIP: 0033:0x7f4bcb52e330 [ 590.968449][ T8941] 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 [ 590.968465][ T8941] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 590.968482][ T8941] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 590.968493][ T8941] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 590.968504][ T8941] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 590.968516][ T8941] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 590.968527][ T8941] R13: 000000000000011f R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 590.968556][ T8941] [ 590.968571][ T8941] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 591.415633][ T8943] loop0: detected capacity change from 0 to 32768 [ 591.423972][ T8943] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8943) [ 591.437989][ T8943] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 591.449324][ T8943] FAULT_INJECTION: forcing a failure. [ 591.449324][ T8943] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 591.463104][ T8943] CPU: 1 UID: 0 PID: 8943 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 591.463126][ T8943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 591.463137][ T8943] Call Trace: [ 591.463144][ T8943] [ 591.463152][ T8943] dump_stack_lvl+0xe8/0x150 [ 591.463180][ T8943] should_fail_ex+0x414/0x560 [ 591.463211][ T8943] prepare_alloc_pages+0x22b/0x650 [ 591.463244][ T8943] __alloc_frozen_pages_noprof+0x123/0x370 [ 591.463272][ T8943] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 591.463303][ T8943] ? policy_nodemask+0x27c/0x720 [ 591.463332][ T8943] alloc_pages_mpol+0x232/0x4a0 [ 591.463359][ T8943] vma_alloc_folio_noprof+0xe4/0x200 [ 591.463385][ T8943] ? lockdep_hardirqs_on+0x7b/0x110 [ 591.463406][ T8943] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 591.463443][ T8943] folio_prealloc+0x30/0x180 [ 591.463466][ T8943] do_wp_page+0x1231/0x5810 [ 591.463504][ T8943] ? __pfx_do_wp_page+0x10/0x10 [ 591.463519][ T8943] ? do_raw_spin_lock+0x121/0x290 [ 591.463540][ T8943] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 591.463567][ T8943] handle_mm_fault+0x14c5/0x32b0 [ 591.463606][ T8943] ? handle_mm_fault+0xdb/0x32b0 [ 591.463631][ T8943] ? __pfx_handle_mm_fault+0x10/0x10 [ 591.463648][ T8943] ? lock_vma_under_rcu+0x42c/0x4a0 [ 591.463678][ T8943] ? vfs_fallocate+0x714/0x7e0 [ 591.463711][ T8943] do_user_addr_fault+0xa7c/0x1380 [ 591.463741][ T8943] ? rcu_is_watching+0x15/0xb0 [ 591.463765][ T8943] ? trace_page_fault_user+0x84/0x1c0 [ 591.463789][ T8943] exc_page_fault+0x71/0xd0 [ 591.463809][ T8943] asm_exc_page_fault+0x26/0x30 [ 591.463826][ T8943] RIP: 0033:0x7f4bcb52e330 [ 591.463843][ T8943] 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 [ 591.463859][ T8943] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 591.463875][ T8943] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 591.463886][ T8943] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 591.463898][ T8943] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 591.463911][ T8943] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 591.463924][ T8943] R13: 0000000000000120 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 591.463953][ T8943] [ 591.463968][ T8943] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 591.878370][ T8945] loop0: detected capacity change from 0 to 32768 [ 591.886597][ T8945] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8945) [ 591.900274][ T8945] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 591.911356][ T8945] FAULT_INJECTION: forcing a failure. [ 591.911356][ T8945] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 591.925152][ T8945] CPU: 0 UID: 0 PID: 8945 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 591.925176][ T8945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 591.925187][ T8945] Call Trace: [ 591.925194][ T8945] [ 591.925202][ T8945] dump_stack_lvl+0xe8/0x150 [ 591.925231][ T8945] should_fail_ex+0x414/0x560 [ 591.925271][ T8945] prepare_alloc_pages+0x22b/0x650 [ 591.925303][ T8945] __alloc_frozen_pages_noprof+0x123/0x370 [ 591.925331][ T8945] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 591.925363][ T8945] ? policy_nodemask+0x27c/0x720 [ 591.925393][ T8945] alloc_pages_mpol+0x232/0x4a0 [ 591.925423][ T8945] vma_alloc_folio_noprof+0xe4/0x200 [ 591.925447][ T8945] ? lockdep_hardirqs_on+0x7b/0x110 [ 591.925468][ T8945] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 591.925504][ T8945] folio_prealloc+0x30/0x180 [ 591.925525][ T8945] do_wp_page+0x1231/0x5810 [ 591.925562][ T8945] ? __pfx_do_wp_page+0x10/0x10 [ 591.925578][ T8945] ? do_raw_spin_lock+0x121/0x290 [ 591.925598][ T8945] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 591.925625][ T8945] handle_mm_fault+0x14c5/0x32b0 [ 591.925657][ T8945] ? handle_mm_fault+0xdb/0x32b0 [ 591.925683][ T8945] ? __pfx_handle_mm_fault+0x10/0x10 [ 591.925700][ T8945] ? lock_vma_under_rcu+0x42c/0x4a0 [ 591.925731][ T8945] ? vfs_fallocate+0x714/0x7e0 [ 591.925762][ T8945] do_user_addr_fault+0xa7c/0x1380 [ 591.925787][ T8945] ? rcu_is_watching+0x15/0xb0 [ 591.925809][ T8945] ? trace_page_fault_user+0x84/0x1c0 [ 591.925832][ T8945] exc_page_fault+0x71/0xd0 [ 591.925851][ T8945] asm_exc_page_fault+0x26/0x30 [ 591.925868][ T8945] RIP: 0033:0x7f4bcb52e330 [ 591.925886][ T8945] 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 [ 591.925902][ T8945] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 591.925919][ T8945] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 591.925930][ T8945] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 591.925942][ T8945] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 591.925954][ T8945] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 591.925967][ T8945] R13: 0000000000000121 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 591.925994][ T8945] [ 592.411765][ T8947] loop0: detected capacity change from 0 to 32768 [ 592.420743][ T8947] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8947) [ 592.434448][ T8947] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 592.672720][ T8948] loop0: detected capacity change from 0 to 32768 [ 592.681232][ T8948] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8948) [ 592.694714][ T8948] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 592.815306][ T8948] FAULT_INJECTION: forcing a failure. [ 592.815306][ T8948] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 592.829554][ T8948] CPU: 0 UID: 0 PID: 8948 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 592.829579][ T8948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 592.829591][ T8948] Call Trace: [ 592.829598][ T8948] [ 592.829605][ T8948] dump_stack_lvl+0xe8/0x150 [ 592.829633][ T8948] should_fail_ex+0x414/0x560 [ 592.829664][ T8948] prepare_alloc_pages+0x22b/0x650 [ 592.829695][ T8948] __alloc_frozen_pages_noprof+0x123/0x370 [ 592.829723][ T8948] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 592.829754][ T8948] ? policy_nodemask+0x27c/0x720 [ 592.829785][ T8948] alloc_pages_mpol+0x232/0x4a0 [ 592.829813][ T8948] vma_alloc_folio_noprof+0xe4/0x200 [ 592.829837][ T8948] ? lockdep_hardirqs_on+0x7b/0x110 [ 592.829857][ T8948] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 592.829891][ T8948] folio_prealloc+0x30/0x180 [ 592.829914][ T8948] do_wp_page+0x1231/0x5810 [ 592.829952][ T8948] ? __pfx_do_wp_page+0x10/0x10 [ 592.829967][ T8948] ? do_raw_spin_lock+0x121/0x290 [ 592.829986][ T8948] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 592.830013][ T8948] handle_mm_fault+0x14c5/0x32b0 [ 592.830041][ T8948] ? handle_mm_fault+0xdb/0x32b0 [ 592.830066][ T8948] ? __pfx_handle_mm_fault+0x10/0x10 [ 592.830083][ T8948] ? lock_vma_under_rcu+0x42c/0x4a0 [ 592.830113][ T8948] ? vfs_fallocate+0x714/0x7e0 [ 592.830144][ T8948] do_user_addr_fault+0xa7c/0x1380 [ 592.830170][ T8948] ? rcu_is_watching+0x15/0xb0 [ 592.830200][ T8948] ? trace_page_fault_user+0x84/0x1c0 [ 592.830222][ T8948] exc_page_fault+0x71/0xd0 [ 592.830241][ T8948] asm_exc_page_fault+0x26/0x30 [ 592.830257][ T8948] RIP: 0033:0x7f4bcb52e330 [ 592.830273][ T8948] 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 [ 592.830287][ T8948] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 592.830303][ T8948] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 592.830313][ T8948] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 592.830322][ T8948] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 592.830334][ T8948] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 592.830346][ T8948] R13: 0000000000000123 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 592.830374][ T8948] [ 592.830439][ T8948] pagefault_out_of_memory: 1 callbacks suppressed [ 592.830450][ T8948] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 593.218001][ T8950] loop0: detected capacity change from 0 to 32768 [ 593.226405][ T8950] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 593.479558][ T8951] loop0: detected capacity change from 0 to 32768 [ 593.488375][ T8951] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8951) [ 593.501854][ T8951] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 593.616039][ T8951] FAULT_INJECTION: forcing a failure. [ 593.616039][ T8951] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 593.630023][ T8951] CPU: 1 UID: 0 PID: 8951 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 593.630048][ T8951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 593.630059][ T8951] Call Trace: [ 593.630068][ T8951] [ 593.630076][ T8951] dump_stack_lvl+0xe8/0x150 [ 593.630104][ T8951] should_fail_ex+0x414/0x560 [ 593.630137][ T8951] prepare_alloc_pages+0x22b/0x650 [ 593.630168][ T8951] __alloc_frozen_pages_noprof+0x123/0x370 [ 593.630203][ T8951] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 593.630236][ T8951] ? policy_nodemask+0x27c/0x720 [ 593.630265][ T8951] alloc_pages_mpol+0x232/0x4a0 [ 593.630294][ T8951] vma_alloc_folio_noprof+0xe4/0x200 [ 593.630320][ T8951] ? lockdep_hardirqs_on+0x7b/0x110 [ 593.630341][ T8951] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 593.630377][ T8951] folio_prealloc+0x30/0x180 [ 593.630397][ T8951] do_wp_page+0x1231/0x5810 [ 593.630428][ T8951] ? __pfx_do_wp_page+0x10/0x10 [ 593.630437][ T8951] ? do_raw_spin_lock+0x121/0x290 [ 593.630449][ T8951] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 593.630464][ T8951] handle_mm_fault+0x14c5/0x32b0 [ 593.630481][ T8951] ? handle_mm_fault+0xdb/0x32b0 [ 593.630496][ T8951] ? __pfx_handle_mm_fault+0x10/0x10 [ 593.630505][ T8951] ? lock_vma_under_rcu+0x42c/0x4a0 [ 593.630523][ T8951] ? vfs_fallocate+0x714/0x7e0 [ 593.630543][ T8951] do_user_addr_fault+0xa7c/0x1380 [ 593.630558][ T8951] ? rcu_is_watching+0x15/0xb0 [ 593.630573][ T8951] ? trace_page_fault_user+0x84/0x1c0 [ 593.630586][ T8951] exc_page_fault+0x71/0xd0 [ 593.630597][ T8951] asm_exc_page_fault+0x26/0x30 [ 593.630608][ T8951] RIP: 0033:0x7f4bcb52e330 [ 593.630619][ T8951] 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 [ 593.630628][ T8951] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 593.630638][ T8951] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 593.630644][ T8951] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 593.630651][ T8951] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 593.630658][ T8951] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 593.630664][ T8951] R13: 0000000000000125 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 593.630679][ T8951] [ 593.630693][ T8951] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 594.009711][ T8953] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 594.021498][ T8953] FAULT_INJECTION: forcing a failure. [ 594.021498][ T8953] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 594.034940][ T8953] CPU: 0 UID: 0 PID: 8953 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 594.034963][ T8953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 594.034974][ T8953] Call Trace: [ 594.034981][ T8953] [ 594.034989][ T8953] dump_stack_lvl+0xe8/0x150 [ 594.035016][ T8953] should_fail_ex+0x414/0x560 [ 594.035074][ T8953] prepare_alloc_pages+0x22b/0x650 [ 594.035107][ T8953] __alloc_frozen_pages_noprof+0x123/0x370 [ 594.035134][ T8953] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 594.035165][ T8953] ? policy_nodemask+0x27c/0x720 [ 594.035193][ T8953] alloc_pages_mpol+0x232/0x4a0 [ 594.035221][ T8953] vma_alloc_folio_noprof+0xe4/0x200 [ 594.035246][ T8953] ? lockdep_hardirqs_on+0x7b/0x110 [ 594.035267][ T8953] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 594.035300][ T8953] folio_prealloc+0x30/0x180 [ 594.035321][ T8953] do_wp_page+0x1231/0x5810 [ 594.035357][ T8953] ? __pfx_do_wp_page+0x10/0x10 [ 594.035383][ T8953] ? do_raw_spin_lock+0x121/0x290 [ 594.035404][ T8953] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 594.035432][ T8953] handle_mm_fault+0x14c5/0x32b0 [ 594.035462][ T8953] ? handle_mm_fault+0xdb/0x32b0 [ 594.035488][ T8953] ? __pfx_handle_mm_fault+0x10/0x10 [ 594.035504][ T8953] ? lock_vma_under_rcu+0x42c/0x4a0 [ 594.035534][ T8953] ? vfs_fallocate+0x714/0x7e0 [ 594.035568][ T8953] do_user_addr_fault+0xa7c/0x1380 [ 594.035596][ T8953] ? rcu_is_watching+0x15/0xb0 [ 594.035619][ T8953] ? trace_page_fault_user+0x84/0x1c0 [ 594.035642][ T8953] exc_page_fault+0x71/0xd0 [ 594.035662][ T8953] asm_exc_page_fault+0x26/0x30 [ 594.035680][ T8953] RIP: 0033:0x7f4bcb52e330 [ 594.035697][ T8953] 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 [ 594.035713][ T8953] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 594.035730][ T8953] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 594.035742][ T8953] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 594.035753][ T8953] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 594.035765][ T8953] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 594.035776][ T8953] R13: 0000000000000126 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 594.035804][ T8953] [ 594.035817][ T8953] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 594.473116][ T8955] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8955) [ 594.486752][ T8955] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 594.498237][ T8955] FAULT_INJECTION: forcing a failure. [ 594.498237][ T8955] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 594.511587][ T8955] CPU: 1 UID: 0 PID: 8955 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 594.511611][ T8955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 594.511621][ T8955] Call Trace: [ 594.511629][ T8955] [ 594.511637][ T8955] dump_stack_lvl+0xe8/0x150 [ 594.511666][ T8955] should_fail_ex+0x414/0x560 [ 594.511698][ T8955] prepare_alloc_pages+0x22b/0x650 [ 594.511727][ T8955] __alloc_frozen_pages_noprof+0x123/0x370 [ 594.511754][ T8955] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 594.511787][ T8955] ? policy_nodemask+0x27c/0x720 [ 594.511818][ T8955] alloc_pages_mpol+0x232/0x4a0 [ 594.511848][ T8955] vma_alloc_folio_noprof+0xe4/0x200 [ 594.511872][ T8955] ? lockdep_hardirqs_on+0x7b/0x110 [ 594.511892][ T8955] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 594.511927][ T8955] folio_prealloc+0x30/0x180 [ 594.511949][ T8955] do_wp_page+0x1231/0x5810 [ 594.511987][ T8955] ? __pfx_do_wp_page+0x10/0x10 [ 594.512003][ T8955] ? do_raw_spin_lock+0x121/0x290 [ 594.512023][ T8955] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 594.512051][ T8955] handle_mm_fault+0x14c5/0x32b0 [ 594.512080][ T8955] ? handle_mm_fault+0xdb/0x32b0 [ 594.512106][ T8955] ? __pfx_handle_mm_fault+0x10/0x10 [ 594.512122][ T8955] ? lock_vma_under_rcu+0x42c/0x4a0 [ 594.512155][ T8955] ? vfs_fallocate+0x714/0x7e0 [ 594.512189][ T8955] do_user_addr_fault+0xa7c/0x1380 [ 594.512219][ T8955] ? rcu_is_watching+0x15/0xb0 [ 594.512243][ T8955] ? trace_page_fault_user+0x84/0x1c0 [ 594.512266][ T8955] exc_page_fault+0x71/0xd0 [ 594.512286][ T8955] asm_exc_page_fault+0x26/0x30 [ 594.512303][ T8955] RIP: 0033:0x7f4bcb52e330 [ 594.512328][ T8955] 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 [ 594.512344][ T8955] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 594.512361][ T8955] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 594.512373][ T8955] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 594.512384][ T8955] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 594.512397][ T8955] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 594.512409][ T8955] R13: 0000000000000127 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 594.512437][ T8955] [ 594.512450][ T8955] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 594.935104][ T8957] set_capacity_and_notify: 2 callbacks suppressed [ 594.935116][ T8957] loop0: detected capacity change from 0 to 32768 [ 594.949670][ T8957] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8957) [ 594.963347][ T8957] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 594.974584][ T8957] FAULT_INJECTION: forcing a failure. [ 594.974584][ T8957] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 594.988580][ T8957] CPU: 1 UID: 0 PID: 8957 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 594.988603][ T8957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 594.988613][ T8957] Call Trace: [ 594.988620][ T8957] [ 594.988627][ T8957] dump_stack_lvl+0xe8/0x150 [ 594.988655][ T8957] should_fail_ex+0x414/0x560 [ 594.988687][ T8957] prepare_alloc_pages+0x22b/0x650 [ 594.988720][ T8957] __alloc_frozen_pages_noprof+0x123/0x370 [ 594.988748][ T8957] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 594.988781][ T8957] ? policy_nodemask+0x27c/0x720 [ 594.988811][ T8957] alloc_pages_mpol+0x232/0x4a0 [ 594.988841][ T8957] vma_alloc_folio_noprof+0xe4/0x200 [ 594.988866][ T8957] ? lockdep_hardirqs_on+0x7b/0x110 [ 594.988888][ T8957] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 594.988924][ T8957] folio_prealloc+0x30/0x180 [ 594.988945][ T8957] do_wp_page+0x1231/0x5810 [ 594.988981][ T8957] ? __pfx_do_wp_page+0x10/0x10 [ 594.988995][ T8957] ? do_raw_spin_lock+0x121/0x290 [ 594.989016][ T8957] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 594.989044][ T8957] handle_mm_fault+0x14c5/0x32b0 [ 594.989082][ T8957] ? handle_mm_fault+0xdb/0x32b0 [ 594.989109][ T8957] ? __pfx_handle_mm_fault+0x10/0x10 [ 594.989126][ T8957] ? lock_vma_under_rcu+0x42c/0x4a0 [ 594.989157][ T8957] ? vfs_fallocate+0x714/0x7e0 [ 594.989190][ T8957] do_user_addr_fault+0xa7c/0x1380 [ 594.989217][ T8957] ? rcu_is_watching+0x15/0xb0 [ 594.989242][ T8957] ? trace_page_fault_user+0x84/0x1c0 [ 594.989266][ T8957] exc_page_fault+0x71/0xd0 [ 594.989287][ T8957] asm_exc_page_fault+0x26/0x30 [ 594.989305][ T8957] RIP: 0033:0x7f4bcb52e330 [ 594.989323][ T8957] 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 [ 594.989339][ T8957] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 594.989355][ T8957] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 594.989365][ T8957] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 594.989377][ T8957] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 594.989388][ T8957] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 594.989400][ T8957] R13: 0000000000000128 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 594.989429][ T8957] [ 594.989443][ T8957] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 595.401869][ T8959] loop0: detected capacity change from 0 to 32768 [ 595.410662][ T8959] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8959) [ 595.425389][ T8959] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 595.437578][ T8959] FAULT_INJECTION: forcing a failure. [ 595.437578][ T8959] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 595.450986][ T8959] CPU: 1 UID: 0 PID: 8959 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 595.451010][ T8959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 595.451021][ T8959] Call Trace: [ 595.451029][ T8959] [ 595.451037][ T8959] dump_stack_lvl+0xe8/0x150 [ 595.451068][ T8959] should_fail_ex+0x414/0x560 [ 595.451100][ T8959] prepare_alloc_pages+0x22b/0x650 [ 595.451131][ T8959] __alloc_frozen_pages_noprof+0x123/0x370 [ 595.451159][ T8959] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 595.451191][ T8959] ? policy_nodemask+0x27c/0x720 [ 595.451220][ T8959] alloc_pages_mpol+0x232/0x4a0 [ 595.451250][ T8959] vma_alloc_folio_noprof+0xe4/0x200 [ 595.451274][ T8959] ? lockdep_hardirqs_on+0x7b/0x110 [ 595.451302][ T8959] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 595.451337][ T8959] folio_prealloc+0x30/0x180 [ 595.451360][ T8959] do_wp_page+0x1231/0x5810 [ 595.451397][ T8959] ? __pfx_do_wp_page+0x10/0x10 [ 595.451412][ T8959] ? do_raw_spin_lock+0x121/0x290 [ 595.451433][ T8959] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 595.451460][ T8959] handle_mm_fault+0x14c5/0x32b0 [ 595.451492][ T8959] ? handle_mm_fault+0xdb/0x32b0 [ 595.451518][ T8959] ? __pfx_handle_mm_fault+0x10/0x10 [ 595.451535][ T8959] ? lock_vma_under_rcu+0x42c/0x4a0 [ 595.451567][ T8959] ? vfs_fallocate+0x714/0x7e0 [ 595.451601][ T8959] do_user_addr_fault+0xa7c/0x1380 [ 595.451629][ T8959] ? rcu_is_watching+0x15/0xb0 [ 595.451653][ T8959] ? trace_page_fault_user+0x84/0x1c0 [ 595.451676][ T8959] exc_page_fault+0x71/0xd0 [ 595.451697][ T8959] asm_exc_page_fault+0x26/0x30 [ 595.451714][ T8959] RIP: 0033:0x7f4bcb52e330 [ 595.451731][ T8959] 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 [ 595.451747][ T8959] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 595.451764][ T8959] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 595.451775][ T8959] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 595.451786][ T8959] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 595.451798][ T8959] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 595.451810][ T8959] R13: 0000000000000129 R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 595.451839][ T8959] [ 595.451853][ T8959] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 595.895281][ T8961] loop0: detected capacity change from 0 to 32768 [ 595.903434][ T8961] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor787 (8961) [ 595.917546][ T8961] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 595.938209][ T8961] FAULT_INJECTION: forcing a failure. [ 595.938209][ T8961] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 595.952755][ T8961] CPU: 1 UID: 0 PID: 8961 Comm: syz-executor787 Not tainted syzkaller #0 PREEMPT(full) [ 595.952779][ T8961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 595.952790][ T8961] Call Trace: [ 595.952798][ T8961] [ 595.952806][ T8961] dump_stack_lvl+0xe8/0x150 [ 595.952834][ T8961] should_fail_ex+0x414/0x560 [ 595.952864][ T8961] prepare_alloc_pages+0x22b/0x650 [ 595.952895][ T8961] __alloc_frozen_pages_noprof+0x123/0x370 [ 595.952923][ T8961] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 595.952956][ T8961] ? policy_nodemask+0x27c/0x720 [ 595.952995][ T8961] alloc_pages_mpol+0x232/0x4a0 [ 595.953025][ T8961] vma_alloc_folio_noprof+0xe4/0x200 [ 595.953049][ T8961] ? lockdep_hardirqs_on+0x7b/0x110 [ 595.953070][ T8961] ? __pfx_vma_alloc_folio_noprof+0x10/0x10 [ 595.953106][ T8961] folio_prealloc+0x30/0x180 [ 595.953129][ T8961] do_wp_page+0x1231/0x5810 [ 595.953167][ T8961] ? __pfx_do_wp_page+0x10/0x10 [ 595.953182][ T8961] ? do_raw_spin_lock+0x121/0x290 [ 595.953203][ T8961] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 595.953229][ T8961] handle_mm_fault+0x14c5/0x32b0 [ 595.953259][ T8961] ? handle_mm_fault+0xdb/0x32b0 [ 595.953285][ T8961] ? __pfx_handle_mm_fault+0x10/0x10 [ 595.953302][ T8961] ? lock_vma_under_rcu+0x42c/0x4a0 [ 595.953335][ T8961] ? vfs_fallocate+0x714/0x7e0 [ 595.953370][ T8961] do_user_addr_fault+0xa7c/0x1380 [ 595.953398][ T8961] ? rcu_is_watching+0x15/0xb0 [ 595.953432][ T8961] ? trace_page_fault_user+0x84/0x1c0 [ 595.953455][ T8961] exc_page_fault+0x71/0xd0 [ 595.953477][ T8961] asm_exc_page_fault+0x26/0x30 [ 595.953495][ T8961] RIP: 0033:0x7f4bcb52e330 [ 595.953512][ T8961] 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 [ 595.953529][ T8961] RSP: 002b:00007ffe4295c6e0 EFLAGS: 00010246 [ 595.953545][ T8961] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 595.953557][ T8961] RDX: 0000000000000001 RSI: 00007f4bcb5d8148 RDI: 0000000000000000 [ 595.953568][ T8961] RBP: 00007f4bcb5d8148 R08: 00007ffe4295c4d6 R09: 00007ffe4295c780 [ 595.953580][ T8961] R10: 0000000000280404 R11: 0000000000000246 R12: 00007ffe4295c75c [ 595.953592][ T8961] R13: 000000000000012a R14: 431bde82d7b634db R15: 00007ffe4295c7a0 [ 595.953620][ T8961] [ 595.953634][ T8961] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF