_ioctl+0xd6/0x110
[  205.432433][ T8047]  drm_ioctl_kernel+0x1f4/0x3e0
[  205.432452][ T8047]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  205.432471][ T8047]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  205.432499][ T8047]  drm_ioctl+0x5c9/0xc30
[  205.432522][ T8047]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  205.432540][ T8047]  ? __pfx_drm_ioctl+0x10/0x10
[  205.432570][ T8047]  ? selinux_file_ioctl+0x180/0x270
[  205.432589][ T8047]  ? selinux_file_ioctl+0xb4/0x270
[  205.432610][ T8047]  ? __pfx_drm_ioctl+0x10/0x10
[  205.432631][ T8047]  __x64_sys_ioctl+0x18e/0x210
[  205.432651][ T8047]  do_syscall_64+0xcd/0xf80
[  205.432672][ T8047]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  205.432689][ T8047] RIP: 0033:0x7fae4058ec29
[  205.432702][ T8047] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  205.432717][ T8047] RSP: 002b:00007fae413de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  205.432734][ T8047] RAX: ffffffffffffffda RBX: 00007fae407d5fa0 RCX: 00007fae4058ec29
[  205.432745][ T8047] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  205.432754][ T8047] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  205.432764][ T8047] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  205.432773][ T8047] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  205.432797][ T8047]  </TASK>
[  205.433424][ T8049] FAULT_INJECTION: forcing a failure.
[  205.433424][ T8049] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  205.433603][ T8051] FAULT_INJECTION: forcing a failure.
[  205.433603][ T8051] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  205.437263][ T8049] CPU: 0 UID: 0 PID: 8049 Comm: syz.3.801 Not tainted syzkaller #0 PREEMPT(full) 
[  205.437283][ T8049] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  205.437292][ T8049] Call Trace:
[  205.437297][ T8049]  <TASK>
[  205.437304][ T8049]  dump_stack_lvl+0x16c/0x1f0
[  205.437329][ T8049]  should_fail_ex+0x512/0x640
[  205.437383][ T8049]  _copy_to_user+0x32/0xd0
[  205.437406][ T8049]  simple_read_from_buffer+0xcb/0x170
[  205.437436][ T8049]  proc_fail_nth_read+0x197/0x240
[  205.437453][ T8049]  ? __pfx_proc_fail_nth_read+0x10/0x10
[  205.437470][ T8049]  ? rw_verify_area+0xcf/0x6c0
[  205.437487][ T8049]  ? __pfx_proc_fail_nth_read+0x10/0x10
[  205.437503][ T8049]  vfs_read+0x1e4/0xcf0
[  205.437523][ T8049]  ? __pfx___mutex_lock+0x10/0x10
[  205.437546][ T8049]  ? __pfx_vfs_read+0x10/0x10
[  205.437571][ T8049]  ? __fget_files+0x20e/0x3c0
[  205.437599][ T8049]  ksys_read+0x12a/0x250
[  205.437617][ T8049]  ? __pfx_ksys_read+0x10/0x10
[  205.437636][ T8049]  ? __secure_computing+0x28e/0x3b0
[  205.437662][ T8049]  do_syscall_64+0xcd/0xf80
[  205.437684][ T8049]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  205.437699][ T8049] RIP: 0033:0x7fe3f9d8d63c
[  205.437713][ T8049] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[  205.437728][ T8049] RSP: 002b:00007fe3facb7030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  205.437744][ T8049] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8d63c
[  205.437756][ T8049] RDX: 000000000000000f RSI: 00007fe3facb70a0 RDI: 0000000000000006
[  205.437765][ T8049] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  205.437775][ T8049] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  205.437784][ T8049] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  205.437807][ T8049]  </TASK>
[  205.696238][ T8051] CPU: 3 UID: 0 PID: 8051 Comm: syz.0.802 Not tainted syzkaller #0 PREEMPT(full) 
[  205.696258][ T8051] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  205.696298][ T8051] Call Trace:
[  205.696307][ T8051]  <TASK>
[  205.696318][ T8051]  dump_stack_lvl+0x16c/0x1f0
[  205.696341][ T8051]  should_fail_ex+0x512/0x640
[  205.696363][ T8051]  should_fail_alloc_page+0xe7/0x130
[  205.696382][ T8051]  prepare_alloc_pages+0x401/0x670
[  205.696400][ T8051]  ? rcu_is_watching+0x12/0xc0
[  205.696415][ T8051]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  205.696431][ T8051]  ? stack_trace_save+0x8e/0xc0
[  205.696445][ T8051]  ? __pfx_stack_trace_save+0x10/0x10
[  205.696465][ T8051]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  205.696479][ T8051]  ? __update_page_owner_handle+0x395/0x550
[  205.696501][ T8051]  ? clflush_cache_range+0x68/0x90
[  205.696520][ T8051]  ? __map_range_leaf+0x636/0x7b0
[  205.696542][ T8051]  __folio_alloc_noprof+0x11/0x220
[  205.696555][ T8051]  iommu_alloc_pages_node_sz+0x11f/0x350
[  205.696572][ T8051]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  205.696588][ T8051]  ? clflush_cache_range+0x68/0x90
[  205.696602][ T8051]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  205.696620][ T8051]  __map_range+0x4ec/0xa60
[  205.696637][ T8051]  ? __pfx___map_range+0x10/0x10
[  205.696672][ T8051]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  205.696692][ T8051]  __map_range+0x28e/0xa60
[  205.696709][ T8051]  ? __pfx___map_range+0x10/0x10
[  205.696721][ T8051]  ? kernel_text_address+0x8d/0x100
[  205.696739][ T8051]  ? __kernel_text_address+0xd/0x40
[  205.696754][ T8051]  ? unwind_get_return_address+0x59/0xa0
[  205.696776][ T8051]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  205.696793][ T8051]  __map_range+0x28e/0xa60
[  205.696810][ T8051]  ? __pfx___map_range+0x10/0x10
[  205.696824][ T8051]  ? is_bpf_text_address+0x8a/0x1a0
[  205.696842][ T8051]  ? kmem_cache_alloc_noprof+0x193/0x770
[  205.696855][ T8051]  ? alloc_iova+0x37/0x7e0
[  205.696867][ T8051]  ? alloc_iova_fast+0x425/0xad0
[  205.696879][ T8051]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  205.696896][ T8051]  ? iommu_dma_map_sg+0xafa/0x12b0
[  205.696906][ T8051]  ? __dma_map_sg_attrs+0x269/0x540
[  205.696921][ T8051]  ? dma_map_sgtable+0x78/0x100
[  205.696935][ T8051]  ? system_heap_map_dma_buf+0x66/0xf0
[  205.696955][ T8051]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  205.696976][ T8051]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  205.696996][ T8051]  ? __lock_acquire+0x436/0x2890
[  205.697018][ T8051]  ? iommu_pgsize+0x294/0x300
[  205.697040][ T8051]  iommu_map_nosync+0x33a/0x720
[  205.697060][ T8051]  ? __pfx_iommu_map_nosync+0x10/0x10
[  205.697074][ T8051]  ? lock_acquire+0x179/0x330
[  205.697089][ T8051]  ? find_held_lock+0x2b/0x80
[  205.697109][ T8051]  ? iommu_map_sg+0x5ee/0x9d0
[  205.697125][ T8051]  iommu_map_sg+0x1c1/0x9d0
[  205.697145][ T8051]  iommu_dma_map_sg+0xb30/0x12b0
[  205.697166][ T8051]  __dma_map_sg_attrs+0x269/0x540
[  205.697185][ T8051]  dma_map_sgtable+0x78/0x100
[  205.697202][ T8051]  system_heap_map_dma_buf+0x66/0xf0
[  205.697220][ T8051]  dma_buf_map_attachment+0x161/0x5f0
[  205.697238][ T8051]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  205.697257][ T8051]  drm_gem_prime_import_dev+0x166/0x420
[  205.697274][ T8051]  virtgpu_gem_prime_import+0x16c/0x7e0
[  205.697290][ T8051]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  205.697304][ T8051]  ? find_held_lock+0x2b/0x80
[  205.697329][ T8051]  ? __fget_files+0x204/0x3c0
[  205.697376][ T8051]  ? __fget_files+0x20e/0x3c0
[  205.697396][ T8051]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  205.697411][ T8051]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  205.697430][ T8051]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  205.697446][ T8051]  drm_ioctl_kernel+0x1f4/0x3e0
[  205.697464][ T8051]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  205.697480][ T8051]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  205.697503][ T8051]  drm_ioctl+0x5c9/0xc30
[  205.697523][ T8051]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  205.697538][ T8051]  ? __pfx_drm_ioctl+0x10/0x10
[  205.697564][ T8051]  ? selinux_file_ioctl+0x180/0x270
[  205.697581][ T8051]  ? selinux_file_ioctl+0xb4/0x270
[  205.697598][ T8051]  ? __pfx_drm_ioctl+0x10/0x10
[  205.697616][ T8051]  __x64_sys_ioctl+0x18e/0x210
[  205.697660][ T8051]  do_syscall_64+0xcd/0xf80
[  205.697680][ T8051]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  205.697693][ T8051] RIP: 0033:0x7f34e1f8ec29
[  205.697705][ T8051] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  205.697718][ T8051] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  205.697732][ T8051] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  205.697741][ T8051] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  205.697750][ T8051] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  205.697758][ T8051] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  205.697766][ T8051] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  205.697784][ T8051]  </TASK>
[  205.863552][ T8053] FAULT_INJECTION: forcing a failure.
[  205.863552][ T8053] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  205.869553][ T8053] CPU: 3 UID: 0 PID: 8053 Comm: syz.2.803 Not tainted syzkaller #0 PREEMPT(full) 
[  205.869576][ T8053] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  205.869583][ T8053] Call Trace:
[  205.869587][ T8053]  <TASK>
[  205.869591][ T8053]  dump_stack_lvl+0x16c/0x1f0
[  205.869610][ T8053]  should_fail_ex+0x512/0x640
[  205.869628][ T8053]  should_fail_alloc_page+0xe7/0x130
[  205.869644][ T8053]  prepare_alloc_pages+0x401/0x670
[  205.869658][ T8053]  ? rcu_is_watching+0x12/0xc0
[  205.869670][ T8053]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  205.869683][ T8053]  ? stack_trace_save+0x8e/0xc0
[  205.869695][ T8053]  ? __pfx_stack_trace_save+0x10/0x10
[  205.869711][ T8053]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  205.869723][ T8053]  ? __update_page_owner_handle+0x395/0x550
[  205.869741][ T8053]  ? clflush_cache_range+0x68/0x90
[  205.869755][ T8053]  ? __map_range_leaf+0x636/0x7b0
[  205.869773][ T8053]  __folio_alloc_noprof+0x11/0x220
[  205.869783][ T8053]  iommu_alloc_pages_node_sz+0x11f/0x350
[  205.869797][ T8053]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  205.869811][ T8053]  ? clflush_cache_range+0x68/0x90
[  205.869822][ T8053]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  205.869836][ T8053]  __map_range+0x4ec/0xa60
[  205.869850][ T8053]  ? __pfx___map_range+0x10/0x10
[  205.869872][ T8053]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  205.869889][ T8053]  __map_range+0x28e/0xa60
[  205.869902][ T8053]  ? __pfx___map_range+0x10/0x10
[  205.869913][ T8053]  ? kernel_text_address+0x8d/0x100
[  205.869927][ T8053]  ? __kernel_text_address+0xd/0x40
[  205.869941][ T8053]  ? unwind_get_return_address+0x59/0xa0
[  205.869959][ T8053]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  205.869973][ T8053]  __map_range+0x28e/0xa60
[  205.869987][ T8053]  ? __pfx___map_range+0x10/0x10
[  205.869998][ T8053]  ? is_bpf_text_address+0x8a/0x1a0
[  205.870013][ T8053]  ? kmem_cache_alloc_noprof+0x193/0x770
[  205.870023][ T8053]  ? alloc_iova+0x37/0x7e0
[  205.870032][ T8053]  ? alloc_iova_fast+0x425/0xad0
[  205.870042][ T8053]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  205.870056][ T8053]  ? iommu_dma_map_sg+0xafa/0x12b0
[  205.870065][ T8053]  ? __dma_map_sg_attrs+0x269/0x540
[  205.870078][ T8053]  ? dma_map_sgtable+0x78/0x100
[  205.870090][ T8053]  ? system_heap_map_dma_buf+0x66/0xf0
[  205.870106][ T8053]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  205.870123][ T8053]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  205.870139][ T8053]  ? __lock_acquire+0x436/0x2890
[  205.870157][ T8053]  ? iommu_pgsize+0x294/0x300
[  205.870174][ T8053]  iommu_map_nosync+0x33a/0x720
[  205.870190][ T8053]  ? __pfx_iommu_map_nosync+0x10/0x10
[  205.870202][ T8053]  ? lock_acquire+0x179/0x330
[  205.870214][ T8053]  ? find_held_lock+0x2b/0x80
[  205.870230][ T8053]  ? iommu_map_sg+0x5ee/0x9d0
[  205.870244][ T8053]  iommu_map_sg+0x1c1/0x9d0
[  205.870259][ T8053]  iommu_dma_map_sg+0xb30/0x12b0
[  205.870275][ T8053]  __dma_map_sg_attrs+0x269/0x540
[  205.870290][ T8053]  dma_map_sgtable+0x78/0x100
[  205.870304][ T8053]  system_heap_map_dma_buf+0x66/0xf0
[  205.870321][ T8053]  dma_buf_map_attachment+0x161/0x5f0
[  205.870337][ T8053]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  205.870358][ T8053]  drm_gem_prime_import_dev+0x166/0x420
[  205.870373][ T8053]  virtgpu_gem_prime_import+0x16c/0x7e0
[  205.870386][ T8053]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  205.870397][ T8053]  ? find_held_lock+0x2b/0x80
[  205.870413][ T8053]  ? __fget_files+0x204/0x3c0
[  205.870435][ T8053]  ? __fget_files+0x20e/0x3c0
[  205.870457][ T8053]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  205.870474][ T8053]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  205.870487][ T8053]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  205.870517][ T8053]  drm_ioctl_kernel+0x1f4/0x3e0
[  205.870531][ T8053]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  205.870544][ T8053]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  205.870566][ T8053]  drm_ioctl+0x5c9/0xc30
[  205.870583][ T8053]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  205.870595][ T8053]  ? __pfx_drm_ioctl+0x10/0x10
[  205.870615][ T8053]  ? selinux_file_ioctl+0x180/0x270
[  205.870629][ T8053]  ? selinux_file_ioctl+0xb4/0x270
[  205.870643][ T8053]  ? __pfx_drm_ioctl+0x10/0x10
[  205.870658][ T8053]  __x64_sys_ioctl+0x18e/0x210
[  205.870671][ T8053]  do_syscall_64+0xcd/0xf80
[  205.870686][ T8053]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  205.870697][ T8053] RIP: 0033:0x7f38a618ec29
[  205.870707][ T8053] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  205.870718][ T8053] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  205.870729][ T8053] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  205.870735][ T8053] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  205.870742][ T8053] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  205.870748][ T8053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  205.870754][ T8053] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  205.870768][ T8053]  </TASK>
[  205.871122][ T8055] FAULT_INJECTION: forcing a failure.
[  205.871122][ T8055] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  206.050295][ T8055] CPU: 0 UID: 0 PID: 8055 Comm: syz.3.805 Not tainted syzkaller #0 PREEMPT(full) 
[  206.050312][ T8055] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.050319][ T8055] Call Trace:
[  206.050322][ T8055]  <TASK>
[  206.050328][ T8055]  dump_stack_lvl+0x16c/0x1f0
[  206.050346][ T8055]  should_fail_ex+0x512/0x640
[  206.050365][ T8055]  should_fail_alloc_page+0xe7/0x130
[  206.050381][ T8055]  prepare_alloc_pages+0x401/0x670
[  206.050396][ T8055]  ? rcu_is_watching+0x12/0xc0
[  206.050407][ T8055]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  206.050420][ T8055]  ? stack_trace_save+0x8e/0xc0
[  206.050435][ T8055]  ? __pfx_stack_trace_save+0x10/0x10
[  206.050455][ T8055]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  206.050468][ T8055]  ? __update_page_owner_handle+0x395/0x550
[  206.050508][ T8055]  ? clflush_cache_range+0x68/0x90
[  206.050549][ T8055]  ? __map_range_leaf+0x636/0x7b0
[  206.050569][ T8055]  __folio_alloc_noprof+0x11/0x220
[  206.050580][ T8055]  iommu_alloc_pages_node_sz+0x11f/0x350
[  206.050598][ T8055]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  206.050618][ T8055]  ? clflush_cache_range+0x68/0x90
[  206.050635][ T8055]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.050652][ T8055]  __map_range+0x4ec/0xa60
[  206.050666][ T8055]  ? __pfx___map_range+0x10/0x10
[  206.050684][ T8055]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.050706][ T8055]  __map_range+0x28e/0xa60
[  206.050726][ T8055]  ? __pfx___map_range+0x10/0x10
[  206.050742][ T8055]  ? kernel_text_address+0x8d/0x100
[  206.050759][ T8055]  ? __kernel_text_address+0xd/0x40
[  206.050772][ T8055]  ? unwind_get_return_address+0x59/0xa0
[  206.050799][ T8055]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.050819][ T8055]  __map_range+0x28e/0xa60
[  206.050840][ T8055]  ? __pfx___map_range+0x10/0x10
[  206.050852][ T8055]  ? is_bpf_text_address+0x8a/0x1a0
[  206.050874][ T8055]  ? kmem_cache_alloc_noprof+0x193/0x770
[  206.050889][ T8055]  ? alloc_iova+0x37/0x7e0
[  206.050903][ T8055]  ? alloc_iova_fast+0x425/0xad0
[  206.050918][ T8055]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  206.050936][ T8055]  ? iommu_dma_map_sg+0xafa/0x12b0
[  206.050947][ T8055]  ? __dma_map_sg_attrs+0x269/0x540
[  206.050966][ T8055]  ? dma_map_sgtable+0x78/0x100
[  206.050983][ T8055]  ? system_heap_map_dma_buf+0x66/0xf0
[  206.051007][ T8055]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  206.051027][ T8055]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  206.051051][ T8055]  ? __lock_acquire+0x436/0x2890
[  206.051077][ T8055]  ? iommu_pgsize+0x294/0x300
[  206.051100][ T8055]  iommu_map_nosync+0x33a/0x720
[  206.051121][ T8055]  ? __pfx_iommu_map_nosync+0x10/0x10
[  206.051138][ T8055]  ? lock_acquire+0x179/0x330
[  206.051156][ T8055]  ? find_held_lock+0x2b/0x80
[  206.051179][ T8055]  ? iommu_map_sg+0x5ee/0x9d0
[  206.051194][ T8055]  iommu_map_sg+0x1c1/0x9d0
[  206.051217][ T8055]  iommu_dma_map_sg+0xb30/0x12b0
[  206.051243][ T8055]  __dma_map_sg_attrs+0x269/0x540
[  206.051277][ T8055]  dma_map_sgtable+0x78/0x100
[  206.051297][ T8055]  system_heap_map_dma_buf+0x66/0xf0
[  206.051319][ T8055]  dma_buf_map_attachment+0x161/0x5f0
[  206.051343][ T8055]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  206.051361][ T8055]  drm_gem_prime_import_dev+0x166/0x420
[  206.051380][ T8055]  virtgpu_gem_prime_import+0x16c/0x7e0
[  206.051400][ T8055]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.051416][ T8055]  ? find_held_lock+0x2b/0x80
[  206.051439][ T8055]  ? __fget_files+0x204/0x3c0
[  206.051460][ T8055]  ? __fget_files+0x20e/0x3c0
[  206.051483][ T8055]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.051501][ T8055]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  206.051521][ T8055]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  206.051536][ T8055]  drm_ioctl_kernel+0x1f4/0x3e0
[  206.051560][ T8055]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.051579][ T8055]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  206.051611][ T8055]  drm_ioctl+0x5c9/0xc30
[  206.051631][ T8055]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.051649][ T8055]  ? __pfx_drm_ioctl+0x10/0x10
[  206.051679][ T8055]  ? selinux_file_ioctl+0x180/0x270
[  206.051698][ T8055]  ? selinux_file_ioctl+0xb4/0x270
[  206.051718][ T8055]  ? __pfx_drm_ioctl+0x10/0x10
[  206.051740][ T8055]  __x64_sys_ioctl+0x18e/0x210
[  206.051756][ T8055]  do_syscall_64+0xcd/0xf80
[  206.051779][ T8055]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.051795][ T8055] RIP: 0033:0x7fe3f9d8ec29
[  206.051808][ T8055] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  206.051823][ T8055] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  206.051839][ T8055] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  206.051850][ T8055] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  206.051856][ T8055] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  206.051865][ T8055] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  206.051874][ T8055] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  206.051894][ T8055]  </TASK>
[  206.052755][ T8059] FAULT_INJECTION: forcing a failure.
[  206.052755][ T8059] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  206.057742][ T8057] FAULT_INJECTION: forcing a failure.
[  206.057742][ T8057] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  206.064625][ T8059] CPU: 0 UID: 0 PID: 8059 Comm: syz.0.806 Not tainted syzkaller #0 PREEMPT(full) 
[  206.064640][ T8059] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.064647][ T8059] Call Trace:
[  206.064651][ T8059]  <TASK>
[  206.064655][ T8059]  dump_stack_lvl+0x16c/0x1f0
[  206.064675][ T8059]  should_fail_ex+0x512/0x640
[  206.064693][ T8059]  should_fail_alloc_page+0xe7/0x130
[  206.064709][ T8059]  prepare_alloc_pages+0x401/0x670
[  206.064724][ T8059]  ? rcu_is_watching+0x12/0xc0
[  206.064736][ T8059]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  206.064749][ T8059]  ? stack_trace_save+0x8e/0xc0
[  206.064761][ T8059]  ? __pfx_stack_trace_save+0x10/0x10
[  206.064776][ T8059]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  206.064788][ T8059]  ? __update_page_owner_handle+0x395/0x550
[  206.064806][ T8059]  ? clflush_cache_range+0x68/0x90
[  206.064820][ T8059]  ? __map_range_leaf+0x636/0x7b0
[  206.064838][ T8059]  __folio_alloc_noprof+0x11/0x220
[  206.064849][ T8059]  iommu_alloc_pages_node_sz+0x11f/0x350
[  206.064863][ T8059]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  206.064877][ T8059]  ? clflush_cache_range+0x68/0x90
[  206.064889][ T8059]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.064903][ T8059]  __map_range+0x4ec/0xa60
[  206.064917][ T8059]  ? __pfx___map_range+0x10/0x10
[  206.064933][ T8059]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.064947][ T8059]  __map_range+0x28e/0xa60
[  206.064960][ T8059]  ? __pfx___map_range+0x10/0x10
[  206.064972][ T8059]  ? kernel_text_address+0x8d/0x100
[  206.064986][ T8059]  ? __kernel_text_address+0xd/0x40
[  206.064999][ T8059]  ? unwind_get_return_address+0x59/0xa0
[  206.065017][ T8059]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.065031][ T8059]  __map_range+0x28e/0xa60
[  206.065044][ T8059]  ? __pfx___map_range+0x10/0x10
[  206.065055][ T8059]  ? is_bpf_text_address+0x8a/0x1a0
[  206.065071][ T8059]  ? kmem_cache_alloc_noprof+0x193/0x770
[  206.065081][ T8059]  ? alloc_iova+0x37/0x7e0
[  206.065090][ T8059]  ? alloc_iova_fast+0x425/0xad0
[  206.065100][ T8059]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  206.065114][ T8059]  ? iommu_dma_map_sg+0xafa/0x12b0
[  206.065123][ T8059]  ? __dma_map_sg_attrs+0x269/0x540
[  206.065135][ T8059]  ? dma_map_sgtable+0x78/0x100
[  206.065147][ T8059]  ? system_heap_map_dma_buf+0x66/0xf0
[  206.065164][ T8059]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  206.065194][ T8059]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  206.065210][ T8059]  ? __lock_acquire+0x436/0x2890
[  206.065228][ T8059]  ? iommu_pgsize+0x294/0x300
[  206.065245][ T8059]  iommu_map_nosync+0x33a/0x720
[  206.065261][ T8059]  ? __pfx_iommu_map_nosync+0x10/0x10
[  206.065272][ T8059]  ? lock_acquire+0x179/0x330
[  206.065285][ T8059]  ? find_held_lock+0x2b/0x80
[  206.065300][ T8059]  ? iommu_map_sg+0x5ee/0x9d0
[  206.065314][ T8059]  iommu_map_sg+0x1c1/0x9d0
[  206.065329][ T8059]  iommu_dma_map_sg+0xb30/0x12b0
[  206.065376][ T8059]  __dma_map_sg_attrs+0x269/0x540
[  206.065391][ T8059]  dma_map_sgtable+0x78/0x100
[  206.065405][ T8059]  system_heap_map_dma_buf+0x66/0xf0
[  206.065420][ T8059]  dma_buf_map_attachment+0x161/0x5f0
[  206.065438][ T8059]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  206.065453][ T8059]  drm_gem_prime_import_dev+0x166/0x420
[  206.065467][ T8059]  virtgpu_gem_prime_import+0x16c/0x7e0
[  206.065480][ T8059]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.065491][ T8059]  ? find_held_lock+0x2b/0x80
[  206.065507][ T8059]  ? __fget_files+0x204/0x3c0
[  206.065524][ T8059]  ? __fget_files+0x20e/0x3c0
[  206.065539][ T8059]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.065552][ T8059]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  206.065565][ T8059]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  206.065578][ T8059]  drm_ioctl_kernel+0x1f4/0x3e0
[  206.065596][ T8059]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.065609][ T8059]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  206.065628][ T8059]  drm_ioctl+0x5c9/0xc30
[  206.065644][ T8059]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.065657][ T8059]  ? __pfx_drm_ioctl+0x10/0x10
[  206.065677][ T8059]  ? selinux_file_ioctl+0x180/0x270
[  206.065691][ T8059]  ? selinux_file_ioctl+0xb4/0x270
[  206.065705][ T8059]  ? __pfx_drm_ioctl+0x10/0x10
[  206.065719][ T8059]  __x64_sys_ioctl+0x18e/0x210
[  206.065733][ T8059]  do_syscall_64+0xcd/0xf80
[  206.065748][ T8059]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.065759][ T8059] RIP: 0033:0x7f34e1f8ec29
[  206.065768][ T8059] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  206.065778][ T8059] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  206.065789][ T8059] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  206.065796][ T8059] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  206.065802][ T8059] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  206.065808][ T8059] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  206.065814][ T8059] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  206.065828][ T8059]  </TASK>
[  206.066121][ T8061] FAULT_INJECTION: forcing a failure.
[  206.066121][ T8061] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  206.066564][ T8057] CPU: 1 UID: 0 PID: 8057 Comm: syz.1.804 Not tainted syzkaller #0 PREEMPT(full) 
[  206.066579][ T8057] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.066585][ T8057] Call Trace:
[  206.066589][ T8057]  <TASK>
[  206.066594][ T8057]  dump_stack_lvl+0x16c/0x1f0
[  206.066610][ T8057]  should_fail_ex+0x512/0x640
[  206.066629][ T8057]  _copy_to_user+0x32/0xd0
[  206.066646][ T8057]  simple_read_from_buffer+0xcb/0x170
[  206.066663][ T8057]  proc_fail_nth_read+0x197/0x240
[  206.066675][ T8057]  ? __pfx_proc_fail_nth_read+0x10/0x10
[  206.066687][ T8057]  ? rw_verify_area+0xcf/0x6c0
[  206.066698][ T8057]  ? __pfx_proc_fail_nth_read+0x10/0x10
[  206.066709][ T8057]  vfs_read+0x1e4/0xcf0
[  206.066722][ T8057]  ? __pfx___mutex_lock+0x10/0x10
[  206.066738][ T8057]  ? __pfx_vfs_read+0x10/0x10
[  206.066754][ T8057]  ? __fget_files+0x20e/0x3c0
[  206.066772][ T8057]  ksys_read+0x12a/0x250
[  206.066784][ T8057]  ? __pfx_ksys_read+0x10/0x10
[  206.066798][ T8057]  ? __secure_computing+0x28e/0x3b0
[  206.066816][ T8057]  do_syscall_64+0xcd/0xf80
[  206.066830][ T8057]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.066841][ T8057] RIP: 0033:0x7fae4058d63c
[  206.066850][ T8057] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[  206.066860][ T8057] RSP: 002b:00007fae413de030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  206.066870][ T8057] RAX: ffffffffffffffda RBX: 00007fae407d5fa0 RCX: 00007fae4058d63c
[  206.066877][ T8057] RDX: 000000000000000f RSI: 00007fae413de0a0 RDI: 0000000000000006
[  206.066883][ T8057] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  206.066889][ T8057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  206.066895][ T8057] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  206.066912][ T8057]  </TASK>
[  206.487645][ T8061] CPU: 1 UID: 0 PID: 8061 Comm: syz.2.807 Not tainted syzkaller #0 PREEMPT(full) 
[  206.487661][ T8061] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.487668][ T8061] Call Trace:
[  206.487673][ T8061]  <TASK>
[  206.487678][ T8061]  dump_stack_lvl+0x16c/0x1f0
[  206.487703][ T8061]  should_fail_ex+0x512/0x640
[  206.487745][ T8061]  should_fail_alloc_page+0xe7/0x130
[  206.487771][ T8061]  prepare_alloc_pages+0x401/0x670
[  206.487787][ T8061]  ? rcu_is_watching+0x12/0xc0
[  206.487799][ T8061]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  206.487812][ T8061]  ? stack_trace_save+0x8e/0xc0
[  206.487824][ T8061]  ? __pfx_stack_trace_save+0x10/0x10
[  206.487839][ T8061]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  206.487851][ T8061]  ? __update_page_owner_handle+0x395/0x550
[  206.487878][ T8061]  ? clflush_cache_range+0x68/0x90
[  206.487898][ T8061]  ? __map_range_leaf+0x636/0x7b0
[  206.487925][ T8061]  __folio_alloc_noprof+0x11/0x220
[  206.487942][ T8061]  iommu_alloc_pages_node_sz+0x11f/0x350
[  206.487964][ T8061]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  206.487981][ T8061]  ? clflush_cache_range+0x68/0x90
[  206.487996][ T8061]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.488015][ T8061]  __map_range+0x4ec/0xa60
[  206.488033][ T8061]  ? __pfx___map_range+0x10/0x10
[  206.488070][ T8061]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.488090][ T8061]  __map_range+0x28e/0xa60
[  206.488109][ T8061]  ? __pfx___map_range+0x10/0x10
[  206.488122][ T8061]  ? kernel_text_address+0x8d/0x100
[  206.488140][ T8061]  ? __kernel_text_address+0xd/0x40
[  206.488156][ T8061]  ? unwind_get_return_address+0x59/0xa0
[  206.488290][ T8061]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.488317][ T8061]  __map_range+0x28e/0xa60
[  206.488335][ T8061]  ? __pfx___map_range+0x10/0x10
[  206.488349][ T8061]  ? is_bpf_text_address+0x8a/0x1a0
[  206.488370][ T8061]  ? kmem_cache_alloc_noprof+0x193/0x770
[  206.488383][ T8061]  ? alloc_iova+0x37/0x7e0
[  206.488396][ T8061]  ? alloc_iova_fast+0x425/0xad0
[  206.488409][ T8061]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  206.488427][ T8061]  ? iommu_dma_map_sg+0xafa/0x12b0
[  206.488439][ T8061]  ? __dma_map_sg_attrs+0x269/0x540
[  206.488506][ T8061]  ? dma_map_sgtable+0x78/0x100
[  206.488522][ T8061]  ? system_heap_map_dma_buf+0x66/0xf0
[  206.488546][ T8061]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  206.488629][ T8061]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  206.488651][ T8061]  ? __lock_acquire+0x436/0x2890
[  206.488674][ T8061]  ? iommu_pgsize+0x294/0x300
[  206.488697][ T8061]  iommu_map_nosync+0x33a/0x720
[  206.488719][ T8061]  ? __pfx_iommu_map_nosync+0x10/0x10
[  206.488734][ T8061]  ? lock_acquire+0x179/0x330
[  206.488752][ T8061]  ? find_held_lock+0x2b/0x80
[  206.488772][ T8061]  ? iommu_map_sg+0x5ee/0x9d0
[  206.488789][ T8061]  iommu_map_sg+0x1c1/0x9d0
[  206.488809][ T8061]  iommu_dma_map_sg+0xb30/0x12b0
[  206.488831][ T8061]  __dma_map_sg_attrs+0x269/0x540
[  206.488851][ T8061]  dma_map_sgtable+0x78/0x100
[  206.488869][ T8061]  system_heap_map_dma_buf+0x66/0xf0
[  206.488888][ T8061]  dma_buf_map_attachment+0x161/0x5f0
[  206.488908][ T8061]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  206.488948][ T8061]  drm_gem_prime_import_dev+0x166/0x420
[  206.488966][ T8061]  virtgpu_gem_prime_import+0x16c/0x7e0
[  206.488985][ T8061]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.489447][ T8061]  ? find_held_lock+0x2b/0x80
[  206.489473][ T8061]  ? __fget_files+0x204/0x3c0
[  206.489499][ T8061]  ? __fget_files+0x20e/0x3c0
[  206.489516][ T8061]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.489529][ T8061]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  206.489544][ T8061]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  206.489557][ T8061]  drm_ioctl_kernel+0x1f4/0x3e0
[  206.489665][ T8061]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.489699][ T8061]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  206.489734][ T8061]  drm_ioctl+0x5c9/0xc30
[  206.489750][ T8061]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.489763][ T8061]  ? __pfx_drm_ioctl+0x10/0x10
[  206.489783][ T8061]  ? selinux_file_ioctl+0x180/0x270
[  206.489800][ T8061]  ? selinux_file_ioctl+0xb4/0x270
[  206.489818][ T8061]  ? __pfx_drm_ioctl+0x10/0x10
[  206.489840][ T8061]  __x64_sys_ioctl+0x18e/0x210
[  206.489860][ T8061]  do_syscall_64+0xcd/0xf80
[  206.489881][ T8061]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.489898][ T8061] RIP: 0033:0x7f38a618ec29
[  206.489912][ T8061] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  206.489929][ T8061] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  206.489944][ T8061] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  206.489954][ T8061] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  206.489964][ T8061] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  206.489973][ T8061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  206.489984][ T8061] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  206.490007][ T8061]  </TASK>
[  206.689950][ T8063] FAULT_INJECTION: forcing a failure.
[  206.689950][ T8063] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  206.696218][ T8063] CPU: 1 UID: 0 PID: 8063 Comm: syz.3.808 Not tainted syzkaller #0 PREEMPT(full) 
[  206.696240][ T8063] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.696251][ T8063] Call Trace:
[  206.696258][ T8063]  <TASK>
[  206.696265][ T8063]  dump_stack_lvl+0x16c/0x1f0
[  206.696289][ T8063]  should_fail_ex+0x512/0x640
[  206.696315][ T8063]  should_fail_alloc_page+0xe7/0x130
[  206.696344][ T8063]  prepare_alloc_pages+0x401/0x670
[  206.696366][ T8063]  ? rcu_is_watching+0x12/0xc0
[  206.696384][ T8063]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  206.696404][ T8063]  ? stack_trace_save+0x8e/0xc0
[  206.696421][ T8063]  ? __pfx_stack_trace_save+0x10/0x10
[  206.696444][ T8063]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  206.696462][ T8063]  ? __update_page_owner_handle+0x395/0x550
[  206.696488][ T8063]  ? clflush_cache_range+0x68/0x90
[  206.696509][ T8063]  ? __map_range_leaf+0x636/0x7b0
[  206.696536][ T8063]  __folio_alloc_noprof+0x11/0x220
[  206.696553][ T8063]  iommu_alloc_pages_node_sz+0x11f/0x350
[  206.696572][ T8063]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  206.696591][ T8063]  ? clflush_cache_range+0x68/0x90
[  206.696730][ T8063]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.696753][ T8063]  __map_range+0x4ec/0xa60
[  206.696773][ T8063]  ? __pfx___map_range+0x10/0x10
[  206.696798][ T8063]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.696819][ T8063]  __map_range+0x28e/0xa60
[  206.696841][ T8063]  ? __pfx___map_range+0x10/0x10
[  206.696856][ T8063]  ? kernel_text_address+0x8d/0x100
[  206.696876][ T8063]  ? __kernel_text_address+0xd/0x40
[  206.696896][ T8063]  ? unwind_get_return_address+0x59/0xa0
[  206.696922][ T8063]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.696943][ T8063]  __map_range+0x28e/0xa60
[  206.696964][ T8063]  ? __pfx___map_range+0x10/0x10
[  206.696980][ T8063]  ? is_bpf_text_address+0x8a/0x1a0
[  206.697003][ T8063]  ? kmem_cache_alloc_noprof+0x193/0x770
[  206.697018][ T8063]  ? alloc_iova+0x37/0x7e0
[  206.697032][ T8063]  ? alloc_iova_fast+0x425/0xad0
[  206.697047][ T8063]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  206.697068][ T8063]  ? iommu_dma_map_sg+0xafa/0x12b0
[  206.697081][ T8063]  ? __dma_map_sg_attrs+0x269/0x540
[  206.697099][ T8063]  ? dma_map_sgtable+0x78/0x100
[  206.697117][ T8063]  ? system_heap_map_dma_buf+0x66/0xf0
[  206.697140][ T8063]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  206.697166][ T8063]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  206.697189][ T8063]  ? __lock_acquire+0x436/0x2890
[  206.697216][ T8063]  ? iommu_pgsize+0x294/0x300
[  206.697242][ T8063]  iommu_map_nosync+0x33a/0x720
[  206.697265][ T8063]  ? __pfx_iommu_map_nosync+0x10/0x10
[  206.697282][ T8063]  ? lock_acquire+0x179/0x330
[  206.697300][ T8063]  ? find_held_lock+0x2b/0x80
[  206.697351][ T8063]  ? iommu_map_sg+0x5ee/0x9d0
[  206.697373][ T8063]  iommu_map_sg+0x1c1/0x9d0
[  206.697398][ T8063]  iommu_dma_map_sg+0xb30/0x12b0
[  206.697424][ T8063]  __dma_map_sg_attrs+0x269/0x540
[  206.697446][ T8063]  dma_map_sgtable+0x78/0x100
[  206.697470][ T8063]  system_heap_map_dma_buf+0x66/0xf0
[  206.697493][ T8063]  dma_buf_map_attachment+0x161/0x5f0
[  206.697516][ T8063]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  206.697537][ T8063]  drm_gem_prime_import_dev+0x166/0x420
[  206.697557][ T8063]  virtgpu_gem_prime_import+0x16c/0x7e0
[  206.697577][ T8063]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.697593][ T8063]  ? find_held_lock+0x2b/0x80
[  206.697615][ T8063]  ? __fget_files+0x204/0x3c0
[  206.697640][ T8063]  ? __fget_files+0x20e/0x3c0
[  206.697664][ T8063]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.697682][ T8063]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  206.697704][ T8063]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  206.697723][ T8063]  drm_ioctl_kernel+0x1f4/0x3e0
[  206.697743][ T8063]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.697761][ T8063]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  206.697790][ T8063]  drm_ioctl+0x5c9/0xc30
[  206.697813][ T8063]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.697832][ T8063]  ? __pfx_drm_ioctl+0x10/0x10
[  206.697862][ T8063]  ? selinux_file_ioctl+0x180/0x270
[  206.697882][ T8063]  ? selinux_file_ioctl+0xb4/0x270
[  206.697903][ T8063]  ? __pfx_drm_ioctl+0x10/0x10
[  206.697924][ T8063]  __x64_sys_ioctl+0x18e/0x210
[  206.697953][ T8063]  do_syscall_64+0xcd/0xf80
[  206.697977][ T8063]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.698127][ T8063] RIP: 0033:0x7fe3f9d8ec29
[  206.698143][ T8063] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  206.698157][ T8063] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  206.698173][ T8063] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  206.698184][ T8063] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  206.698194][ T8063] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  206.698202][ T8063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  206.698211][ T8063] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  206.698234][ T8063]  </TASK>
[  206.892958][ T8066] FAULT_INJECTION: forcing a failure.
[  206.892958][ T8066] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  206.903026][ T8066] CPU: 0 UID: 0 PID: 8066 Comm: syz.1.810 Not tainted syzkaller #0 PREEMPT(full) 
[  206.903050][ T8066] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.903057][ T8066] Call Trace:
[  206.903062][ T8066]  <TASK>
[  206.903067][ T8066]  dump_stack_lvl+0x16c/0x1f0
[  206.903086][ T8066]  should_fail_ex+0x512/0x640
[  206.903105][ T8066]  should_fail_alloc_page+0xe7/0x130
[  206.903122][ T8066]  prepare_alloc_pages+0x401/0x670
[  206.903137][ T8066]  ? rcu_is_watching+0x12/0xc0
[  206.903149][ T8066]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  206.903164][ T8066]  ? stack_trace_save+0x8e/0xc0
[  206.903179][ T8066]  ? __pfx_stack_trace_save+0x10/0x10
[  206.903203][ T8066]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  206.903219][ T8066]  ? __update_page_owner_handle+0x395/0x550
[  206.903246][ T8066]  ? clflush_cache_range+0x68/0x90
[  206.903268][ T8066]  ? __map_range_leaf+0x636/0x7b0
[  206.903297][ T8066]  __folio_alloc_noprof+0x11/0x220
[  206.903314][ T8066]  iommu_alloc_pages_node_sz+0x11f/0x350
[  206.903334][ T8066]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  206.903356][ T8066]  ? clflush_cache_range+0x68/0x90
[  206.903374][ T8066]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.903396][ T8066]  __map_range+0x4ec/0xa60
[  206.903417][ T8066]  ? __pfx___map_range+0x10/0x10
[  206.903442][ T8066]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.903463][ T8066]  __map_range+0x28e/0xa60
[  206.903483][ T8066]  ? __pfx___map_range+0x10/0x10
[  206.903498][ T8066]  ? kernel_text_address+0x8d/0x100
[  206.903518][ T8066]  ? __kernel_text_address+0xd/0x40
[  206.903537][ T8066]  ? unwind_get_return_address+0x59/0xa0
[  206.903563][ T8066]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  206.903585][ T8066]  __map_range+0x28e/0xa60
[  206.903605][ T8066]  ? __pfx___map_range+0x10/0x10
[  206.903622][ T8066]  ? is_bpf_text_address+0x8a/0x1a0
[  206.903652][ T8066]  ? kmem_cache_alloc_noprof+0x193/0x770
[  206.903668][ T8066]  ? alloc_iova+0x37/0x7e0
[  206.903682][ T8066]  ? alloc_iova_fast+0x425/0xad0
[  206.903698][ T8066]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  206.903720][ T8066]  ? iommu_dma_map_sg+0xafa/0x12b0
[  206.903735][ T8066]  ? __dma_map_sg_attrs+0x269/0x540
[  206.903754][ T8066]  ? dma_map_sgtable+0x78/0x100
[  206.903772][ T8066]  ? system_heap_map_dma_buf+0x66/0xf0
[  206.903799][ T8066]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  206.903827][ T8066]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  206.903853][ T8066]  ? __lock_acquire+0x436/0x2890
[  206.903882][ T8066]  ? iommu_pgsize+0x294/0x300
[  206.903910][ T8066]  iommu_map_nosync+0x33a/0x720
[  206.903933][ T8066]  ? __pfx_iommu_map_nosync+0x10/0x10
[  206.903967][ T8066]  ? lock_acquire+0x179/0x330
[  206.903988][ T8066]  ? find_held_lock+0x2b/0x80
[  206.904027][ T8066]  ? iommu_map_sg+0x5ee/0x9d0
[  206.904047][ T8066]  iommu_map_sg+0x1c1/0x9d0
[  206.904072][ T8066]  iommu_dma_map_sg+0xb30/0x12b0
[  206.904098][ T8066]  __dma_map_sg_attrs+0x269/0x540
[  206.904119][ T8066]  dma_map_sgtable+0x78/0x100
[  206.904140][ T8066]  system_heap_map_dma_buf+0x66/0xf0
[  206.904161][ T8066]  dma_buf_map_attachment+0x161/0x5f0
[  206.904177][ T8066]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  206.904193][ T8066]  drm_gem_prime_import_dev+0x166/0x420
[  206.904206][ T8066]  virtgpu_gem_prime_import+0x16c/0x7e0
[  206.904220][ T8066]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.904231][ T8066]  ? find_held_lock+0x2b/0x80
[  206.904247][ T8066]  ? __fget_files+0x204/0x3c0
[  206.904265][ T8066]  ? __fget_files+0x20e/0x3c0
[  206.904280][ T8066]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  206.904292][ T8066]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  206.904307][ T8066]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  206.904320][ T8066]  drm_ioctl_kernel+0x1f4/0x3e0
[  206.904334][ T8066]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.904347][ T8066]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  206.904366][ T8066]  drm_ioctl+0x5c9/0xc30
[  206.904384][ T8066]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  206.904397][ T8066]  ? __pfx_drm_ioctl+0x10/0x10
[  206.904417][ T8066]  ? selinux_file_ioctl+0x180/0x270
[  206.904431][ T8066]  ? selinux_file_ioctl+0xb4/0x270
[  206.904446][ T8066]  ? __pfx_drm_ioctl+0x10/0x10
[  206.904460][ T8066]  __x64_sys_ioctl+0x18e/0x210
[  206.904474][ T8066]  do_syscall_64+0xcd/0xf80
[  206.904489][ T8066]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.904501][ T8066] RIP: 0033:0x7fae4058ec29
[  206.904511][ T8066] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  206.904522][ T8066] RSP: 002b:00007fae413de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  206.904534][ T8066] RAX: ffffffffffffffda RBX: 00007fae407d5fa0 RCX: 00007fae4058ec29
[  206.904540][ T8066] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  206.904547][ T8066] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  206.904553][ T8066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  206.904559][ T8066] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  206.904573][ T8066]  </TASK>
[  206.906119][ T8067] FAULT_INJECTION: forcing a failure.
[  206.906119][ T8067] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  206.906320][ T8069] FAULT_INJECTION: forcing a failure.
[  206.906320][ T8069] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  206.919158][ T8067] CPU: 1 UID: 0 PID: 8067 Comm: syz.0.809 Not tainted syzkaller #0 PREEMPT(full) 
[  206.919183][ T8067] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  206.919194][ T8067] Call Trace:
[  206.919200][ T8067]  <TASK>
[  206.919207][ T8067]  dump_stack_lvl+0x16c/0x1f0
[  206.919235][ T8067]  should_fail_ex+0x512/0x640
[  206.919264][ T8067]  _copy_from_user+0x2e/0xd0
[  206.919289][ T8067]  kstrtouint_from_user+0xd6/0x1d0
[  206.919309][ T8067]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  206.919327][ T8067]  ? __lock_acquire+0x436/0x2890
[  206.919350][ T8067]  ? lock_acquire+0x179/0x330
[  206.919375][ T8067]  proc_fail_nth_write+0x83/0x220
[  206.919395][ T8067]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  206.919418][ T8067]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  206.919435][ T8067]  vfs_write+0x2a0/0x11d0
[  206.919458][ T8067]  ? __pfx___mutex_lock+0x10/0x10
[  206.919482][ T8067]  ? __pfx_vfs_write+0x10/0x10
[  206.919510][ T8067]  ? __fget_files+0x20e/0x3c0
[  206.919540][ T8067]  ksys_write+0x12a/0x250
[  206.919558][ T8067]  ? __pfx_ksys_write+0x10/0x10
[  206.919578][ T8067]  ? __secure_computing+0x28e/0x3b0
[  206.919612][ T8067]  do_syscall_64+0xcd/0xf80
[  206.919635][ T8067]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  206.919651][ T8067] RIP: 0033:0x7f34e1f8d6df
[  206.919665][ T8067] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  206.919681][ T8067] RSP: 002b:00007f34e2e57030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  206.919696][ T8067] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34e1f8d6df
[  206.919707][ T8067] RDX: 0000000000000001 RSI: 00007f34e2e570a0 RDI: 0000000000000006
[  206.919716][ T8067] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  206.919726][ T8067] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  206.919735][ T8067] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  206.919758][ T8067]  </TASK>
[  207.168765][ T8069] CPU: 2 UID: 0 PID: 8069 Comm: syz.2.811 Not tainted syzkaller #0 PREEMPT(full) 
[  207.168791][ T8069] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  207.168802][ T8069] Call Trace:
[  207.168809][ T8069]  <TASK>
[  207.168816][ T8069]  dump_stack_lvl+0x16c/0x1f0
[  207.168844][ T8069]  should_fail_ex+0x512/0x640
[  207.168889][ T8069]  should_fail_alloc_page+0xe7/0x130
[  207.168917][ T8069]  prepare_alloc_pages+0x401/0x670
[  207.168941][ T8069]  ? rcu_is_watching+0x12/0xc0
[  207.168961][ T8069]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  207.168982][ T8069]  ? stack_trace_save+0x8e/0xc0
[  207.169002][ T8069]  ? __pfx_stack_trace_save+0x10/0x10
[  207.169023][ T8069]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  207.169038][ T8069]  ? __update_page_owner_handle+0x395/0x550
[  207.169067][ T8069]  ? clflush_cache_range+0x68/0x90
[  207.169087][ T8069]  ? __map_range_leaf+0x636/0x7b0
[  207.169115][ T8069]  __folio_alloc_noprof+0x11/0x220
[  207.169131][ T8069]  iommu_alloc_pages_node_sz+0x11f/0x350
[  207.169152][ T8069]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  207.169172][ T8069]  ? clflush_cache_range+0x68/0x90
[  207.169189][ T8069]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.169211][ T8069]  __map_range+0x4ec/0xa60
[  207.169232][ T8069]  ? __pfx___map_range+0x10/0x10
[  207.169259][ T8069]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.169280][ T8069]  __map_range+0x28e/0xa60
[  207.169299][ T8069]  ? __pfx___map_range+0x10/0x10
[  207.169346][ T8069]  ? kernel_text_address+0x8d/0x100
[  207.169370][ T8069]  ? __kernel_text_address+0xd/0x40
[  207.169390][ T8069]  ? unwind_get_return_address+0x59/0xa0
[  207.169417][ T8069]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.169439][ T8069]  __map_range+0x28e/0xa60
[  207.169460][ T8069]  ? __pfx___map_range+0x10/0x10
[  207.169479][ T8069]  ? is_bpf_text_address+0x8a/0x1a0
[  207.169503][ T8069]  ? kmem_cache_alloc_noprof+0x193/0x770
[  207.169519][ T8069]  ? alloc_iova+0x37/0x7e0
[  207.169534][ T8069]  ? alloc_iova_fast+0x425/0xad0
[  207.169549][ T8069]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  207.169570][ T8069]  ? iommu_dma_map_sg+0xafa/0x12b0
[  207.169585][ T8069]  ? __dma_map_sg_attrs+0x269/0x540
[  207.169605][ T8069]  ? dma_map_sgtable+0x78/0x100
[  207.169624][ T8069]  ? system_heap_map_dma_buf+0x66/0xf0
[  207.169651][ T8069]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  207.169679][ T8069]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  207.169705][ T8069]  ? __lock_acquire+0x436/0x2890
[  207.169732][ T8069]  ? iommu_pgsize+0x294/0x300
[  207.169758][ T8069]  iommu_map_nosync+0x33a/0x720
[  207.169784][ T8069]  ? __pfx_iommu_map_nosync+0x10/0x10
[  207.169802][ T8069]  ? lock_acquire+0x179/0x330
[  207.169821][ T8069]  ? find_held_lock+0x2b/0x80
[  207.169845][ T8069]  ? iommu_map_sg+0x5ee/0x9d0
[  207.169866][ T8069]  iommu_map_sg+0x1c1/0x9d0
[  207.169888][ T8069]  iommu_dma_map_sg+0xb30/0x12b0
[  207.169924][ T8069]  __dma_map_sg_attrs+0x269/0x540
[  207.169947][ T8069]  dma_map_sgtable+0x78/0x100
[  207.169968][ T8069]  system_heap_map_dma_buf+0x66/0xf0
[  207.169989][ T8069]  dma_buf_map_attachment+0x161/0x5f0
[  207.170011][ T8069]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  207.170034][ T8069]  drm_gem_prime_import_dev+0x166/0x420
[  207.170054][ T8069]  virtgpu_gem_prime_import+0x16c/0x7e0
[  207.170074][ T8069]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.170091][ T8069]  ? find_held_lock+0x2b/0x80
[  207.170117][ T8069]  ? __fget_files+0x204/0x3c0
[  207.170146][ T8069]  ? __fget_files+0x20e/0x3c0
[  207.170171][ T8069]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.170190][ T8069]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  207.170210][ T8069]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  207.170230][ T8069]  drm_ioctl_kernel+0x1f4/0x3e0
[  207.170252][ T8069]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.170272][ T8069]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  207.170302][ T8069]  drm_ioctl+0x5c9/0xc30
[  207.170335][ T8069]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.170355][ T8069]  ? __pfx_drm_ioctl+0x10/0x10
[  207.170387][ T8069]  ? selinux_file_ioctl+0x180/0x270
[  207.170408][ T8069]  ? selinux_file_ioctl+0xb4/0x270
[  207.170513][ T8069]  ? __pfx_drm_ioctl+0x10/0x10
[  207.170542][ T8069]  __x64_sys_ioctl+0x18e/0x210
[  207.170562][ T8069]  do_syscall_64+0xcd/0xf80
[  207.170584][ T8069]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  207.170599][ T8069] RIP: 0033:0x7f38a618ec29
[  207.170613][ T8069] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  207.170628][ T8069] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  207.170643][ T8069] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  207.170654][ T8069] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  207.170663][ T8069] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  207.170673][ T8069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  207.170681][ T8069] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  207.170701][ T8069]  </TASK>
[  207.172287][ T8071] FAULT_INJECTION: forcing a failure.
[  207.172287][ T8071] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  207.357544][ T8071] CPU: 1 UID: 0 PID: 8071 Comm: syz.3.812 Not tainted syzkaller #0 PREEMPT(full) 
[  207.357569][ T8071] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  207.357578][ T8071] Call Trace:
[  207.357586][ T8071]  <TASK>
[  207.357608][ T8071]  dump_stack_lvl+0x16c/0x1f0
[  207.357642][ T8071]  should_fail_ex+0x512/0x640
[  207.357670][ T8071]  should_fail_alloc_page+0xe7/0x130
[  207.357695][ T8071]  prepare_alloc_pages+0x401/0x670
[  207.357716][ T8071]  ? rcu_is_watching+0x12/0xc0
[  207.357736][ T8071]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  207.357756][ T8071]  ? stack_trace_save+0x8e/0xc0
[  207.357773][ T8071]  ? __pfx_stack_trace_save+0x10/0x10
[  207.357797][ T8071]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  207.357814][ T8071]  ? __update_page_owner_handle+0x395/0x550
[  207.357842][ T8071]  ? clflush_cache_range+0x68/0x90
[  207.357864][ T8071]  ? __map_range_leaf+0x636/0x7b0
[  207.357891][ T8071]  __folio_alloc_noprof+0x11/0x220
[  207.357907][ T8071]  iommu_alloc_pages_node_sz+0x11f/0x350
[  207.357928][ T8071]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  207.357947][ T8071]  ? clflush_cache_range+0x68/0x90
[  207.357965][ T8071]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.357985][ T8071]  __map_range+0x4ec/0xa60
[  207.358007][ T8071]  ? __pfx___map_range+0x10/0x10
[  207.358032][ T8071]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.358053][ T8071]  __map_range+0x28e/0xa60
[  207.358075][ T8071]  ? __pfx___map_range+0x10/0x10
[  207.358104][ T8071]  ? kernel_text_address+0x8d/0x100
[  207.358125][ T8071]  ? __kernel_text_address+0xd/0x40
[  207.358144][ T8071]  ? unwind_get_return_address+0x59/0xa0
[  207.358171][ T8071]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.358193][ T8071]  __map_range+0x28e/0xa60
[  207.358214][ T8071]  ? __pfx___map_range+0x10/0x10
[  207.358231][ T8071]  ? is_bpf_text_address+0x8a/0x1a0
[  207.358253][ T8071]  ? kmem_cache_alloc_noprof+0x193/0x770
[  207.358269][ T8071]  ? alloc_iova+0x37/0x7e0
[  207.358283][ T8071]  ? alloc_iova_fast+0x425/0xad0
[  207.358299][ T8071]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  207.358318][ T8071]  ? iommu_dma_map_sg+0xafa/0x12b0
[  207.358333][ T8071]  ? __dma_map_sg_attrs+0x269/0x540
[  207.358350][ T8071]  ? dma_map_sgtable+0x78/0x100
[  207.358369][ T8071]  ? system_heap_map_dma_buf+0x66/0xf0
[  207.358392][ T8071]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  207.358418][ T8071]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  207.358443][ T8071]  ? __lock_acquire+0x436/0x2890
[  207.358470][ T8071]  ? iommu_pgsize+0x294/0x300
[  207.358497][ T8071]  iommu_map_nosync+0x33a/0x720
[  207.358521][ T8071]  ? __pfx_iommu_map_nosync+0x10/0x10
[  207.358540][ T8071]  ? lock_acquire+0x179/0x330
[  207.358557][ T8071]  ? find_held_lock+0x2b/0x80
[  207.358581][ T8071]  ? iommu_map_sg+0x5ee/0x9d0
[  207.358602][ T8071]  iommu_map_sg+0x1c1/0x9d0
[  207.358627][ T8071]  iommu_dma_map_sg+0xb30/0x12b0
[  207.358657][ T8071]  __dma_map_sg_attrs+0x269/0x540
[  207.358681][ T8071]  dma_map_sgtable+0x78/0x100
[  207.358702][ T8071]  system_heap_map_dma_buf+0x66/0xf0
[  207.358724][ T8071]  dma_buf_map_attachment+0x161/0x5f0
[  207.358753][ T8071]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  207.358775][ T8071]  drm_gem_prime_import_dev+0x166/0x420
[  207.358796][ T8071]  virtgpu_gem_prime_import+0x16c/0x7e0
[  207.358815][ T8071]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.358833][ T8071]  ? find_held_lock+0x2b/0x80
[  207.358855][ T8071]  ? __fget_files+0x204/0x3c0
[  207.358880][ T8071]  ? __fget_files+0x20e/0x3c0
[  207.358904][ T8071]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.358922][ T8071]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  207.358944][ T8071]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  207.358963][ T8071]  drm_ioctl_kernel+0x1f4/0x3e0
[  207.358984][ T8071]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.359003][ T8071]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  207.359032][ T8071]  drm_ioctl+0x5c9/0xc30
[  207.359057][ T8071]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.359077][ T8071]  ? __pfx_drm_ioctl+0x10/0x10
[  207.359107][ T8071]  ? selinux_file_ioctl+0x180/0x270
[  207.359127][ T8071]  ? selinux_file_ioctl+0xb4/0x270
[  207.359148][ T8071]  ? __pfx_drm_ioctl+0x10/0x10
[  207.359170][ T8071]  __x64_sys_ioctl+0x18e/0x210
[  207.359189][ T8071]  do_syscall_64+0xcd/0xf80
[  207.359212][ T8071]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  207.359229][ T8071] RIP: 0033:0x7fe3f9d8ec29
[  207.359244][ T8071] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  207.359259][ T8071] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  207.359276][ T8071] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  207.359286][ T8071] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  207.359295][ T8071] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  207.359306][ T8071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  207.359315][ T8071] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  207.359338][ T8071]  </TASK>
[  207.559705][ T8075] FAULT_INJECTION: forcing a failure.
[  207.559705][ T8075] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  207.559885][ T8077] FAULT_INJECTION: forcing a failure.
[  207.559885][ T8077] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  207.564797][ T8074] FAULT_INJECTION: forcing a failure.
[  207.564797][ T8074] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  207.573617][ T8075] CPU: 0 UID: 0 PID: 8075 Comm: syz.1.814 Not tainted syzkaller #0 PREEMPT(full) 
[  207.573633][ T8075] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  207.573640][ T8075] Call Trace:
[  207.573644][ T8075]  <TASK>
[  207.573649][ T8075]  dump_stack_lvl+0x16c/0x1f0
[  207.573667][ T8075]  should_fail_ex+0x512/0x640
[  207.573685][ T8075]  _copy_from_user+0x2e/0xd0
[  207.573701][ T8075]  kstrtouint_from_user+0xd6/0x1d0
[  207.573713][ T8075]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  207.573724][ T8075]  ? __lock_acquire+0x436/0x2890
[  207.573738][ T8075]  ? lock_acquire+0x179/0x330
[  207.573753][ T8075]  proc_fail_nth_write+0x83/0x220
[  207.573766][ T8075]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  207.573780][ T8075]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  207.573790][ T8075]  vfs_write+0x2a0/0x11d0
[  207.573805][ T8075]  ? __pfx___mutex_lock+0x10/0x10
[  207.573820][ T8075]  ? __pfx_vfs_write+0x10/0x10
[  207.573837][ T8075]  ? __fget_files+0x20e/0x3c0
[  207.573855][ T8075]  ksys_write+0x12a/0x250
[  207.573868][ T8075]  ? __pfx_ksys_write+0x10/0x10
[  207.573882][ T8075]  ? __secure_computing+0x28e/0x3b0
[  207.573900][ T8075]  do_syscall_64+0xcd/0xf80
[  207.573915][ T8075]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  207.573926][ T8075] RIP: 0033:0x7fae4058d6df
[  207.573935][ T8075] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  207.573946][ T8075] RSP: 002b:00007fae413de030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  207.573956][ T8075] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae4058d6df
[  207.573963][ T8075] RDX: 0000000000000001 RSI: 00007fae413de0a0 RDI: 0000000000000006
[  207.573969][ T8075] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  207.573975][ T8075] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  207.573981][ T8075] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  207.573995][ T8075]  </TASK>
[  207.574376][ T8077] CPU: 3 UID: 0 PID: 8077 Comm: syz.2.815 Not tainted syzkaller #0 PREEMPT(full) 
[  207.574392][ T8077] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  207.574398][ T8077] Call Trace:
[  207.574402][ T8077]  <TASK>
[  207.574406][ T8077]  dump_stack_lvl+0x16c/0x1f0
[  207.574422][ T8077]  should_fail_ex+0x512/0x640
[  207.574440][ T8077]  should_fail_alloc_page+0xe7/0x130
[  207.574457][ T8077]  prepare_alloc_pages+0x401/0x670
[  207.574472][ T8077]  ? rcu_is_watching+0x12/0xc0
[  207.574484][ T8077]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  207.574497][ T8077]  ? stack_trace_save+0x8e/0xc0
[  207.574509][ T8077]  ? __pfx_stack_trace_save+0x10/0x10
[  207.574524][ T8077]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  207.574536][ T8077]  ? __update_page_owner_handle+0x395/0x550
[  207.574559][ T8077]  ? clflush_cache_range+0x68/0x90
[  207.574573][ T8077]  ? __map_range_leaf+0x636/0x7b0
[  207.574591][ T8077]  __folio_alloc_noprof+0x11/0x220
[  207.574602][ T8077]  iommu_alloc_pages_node_sz+0x11f/0x350
[  207.574616][ T8077]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  207.574629][ T8077]  ? clflush_cache_range+0x68/0x90
[  207.574642][ T8077]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.574656][ T8077]  __map_range+0x4ec/0xa60
[  207.574669][ T8077]  ? __pfx___map_range+0x10/0x10
[  207.574686][ T8077]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.574699][ T8077]  __map_range+0x28e/0xa60
[  207.574713][ T8077]  ? __pfx___map_range+0x10/0x10
[  207.574724][ T8077]  ? kernel_text_address+0x8d/0x100
[  207.574739][ T8077]  ? __kernel_text_address+0xd/0x40
[  207.574752][ T8077]  ? unwind_get_return_address+0x59/0xa0
[  207.574770][ T8077]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.574784][ T8077]  __map_range+0x28e/0xa60
[  207.574797][ T8077]  ? __pfx___map_range+0x10/0x10
[  207.574809][ T8077]  ? is_bpf_text_address+0x8a/0x1a0
[  207.574824][ T8077]  ? kmem_cache_alloc_noprof+0x193/0x770
[  207.574834][ T8077]  ? alloc_iova+0x37/0x7e0
[  207.574844][ T8077]  ? alloc_iova_fast+0x425/0xad0
[  207.574854][ T8077]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  207.574868][ T8077]  ? iommu_dma_map_sg+0xafa/0x12b0
[  207.574877][ T8077]  ? __dma_map_sg_attrs+0x269/0x540
[  207.574890][ T8077]  ? dma_map_sgtable+0x78/0x100
[  207.574902][ T8077]  ? system_heap_map_dma_buf+0x66/0xf0
[  207.574918][ T8077]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  207.574935][ T8077]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  207.574951][ T8077]  ? __lock_acquire+0x436/0x2890
[  207.574968][ T8077]  ? iommu_pgsize+0x294/0x300
[  207.574986][ T8077]  iommu_map_nosync+0x33a/0x720
[  207.575001][ T8077]  ? __pfx_iommu_map_nosync+0x10/0x10
[  207.575013][ T8077]  ? lock_acquire+0x179/0x330
[  207.575025][ T8077]  ? find_held_lock+0x2b/0x80
[  207.575041][ T8077]  ? iommu_map_sg+0x5ee/0x9d0
[  207.575054][ T8077]  iommu_map_sg+0x1c1/0x9d0
[  207.575070][ T8077]  iommu_dma_map_sg+0xb30/0x12b0
[  207.575086][ T8077]  __dma_map_sg_attrs+0x269/0x540
[  207.575101][ T8077]  dma_map_sgtable+0x78/0x100
[  207.575115][ T8077]  system_heap_map_dma_buf+0x66/0xf0
[  207.575131][ T8077]  dma_buf_map_attachment+0x161/0x5f0
[  207.575146][ T8077]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  207.575161][ T8077]  drm_gem_prime_import_dev+0x166/0x420
[  207.575174][ T8077]  virtgpu_gem_prime_import+0x16c/0x7e0
[  207.575187][ T8077]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.575199][ T8077]  ? find_held_lock+0x2b/0x80
[  207.575215][ T8077]  ? __fget_files+0x204/0x3c0
[  207.575231][ T8077]  ? __fget_files+0x20e/0x3c0
[  207.575249][ T8077]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.575261][ T8077]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  207.575276][ T8077]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  207.575290][ T8077]  drm_ioctl_kernel+0x1f4/0x3e0
[  207.575305][ T8077]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.575317][ T8077]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  207.575336][ T8077]  drm_ioctl+0x5c9/0xc30
[  207.575353][ T8077]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.575365][ T8077]  ? __pfx_drm_ioctl+0x10/0x10
[  207.575385][ T8077]  ? selinux_file_ioctl+0x180/0x270
[  207.575411][ T8077]  ? selinux_file_ioctl+0xb4/0x270
[  207.575428][ T8077]  ? __pfx_drm_ioctl+0x10/0x10
[  207.575443][ T8077]  __x64_sys_ioctl+0x18e/0x210
[  207.575457][ T8077]  do_syscall_64+0xcd/0xf80
[  207.575472][ T8077]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  207.575483][ T8077] RIP: 0033:0x7f38a618ec29
[  207.575492][ T8077] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  207.575503][ T8077] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  207.575513][ T8077] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  207.575520][ T8077] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  207.575526][ T8077] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  207.575532][ T8077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  207.575538][ T8077] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  207.575556][ T8077]  </TASK>
[  207.586031][ T8074] CPU: 0 UID: 0 PID: 8074 Comm: syz.0.813 Not tainted syzkaller #0 PREEMPT(full) 
[  207.586059][ T8074] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  207.586071][ T8074] Call Trace:
[  207.586079][ T8074]  <TASK>
[  207.586087][ T8074]  dump_stack_lvl+0x16c/0x1f0
[  207.586114][ T8074]  should_fail_ex+0x512/0x640
[  207.586142][ T8074]  _copy_from_user+0x2e/0xd0
[  207.586168][ T8074]  kstrtouint_from_user+0xd6/0x1d0
[  207.586188][ T8074]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  207.586204][ T8074]  ? __lock_acquire+0x436/0x2890
[  207.586232][ T8074]  ? lock_acquire+0x179/0x330
[  207.586260][ T8074]  proc_fail_nth_write+0x83/0x220
[  207.586282][ T8074]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  207.586330][ T8074]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  207.586348][ T8074]  vfs_write+0x2a0/0x11d0
[  207.586375][ T8074]  ? __pfx___mutex_lock+0x10/0x10
[  207.586401][ T8074]  ? __pfx_vfs_write+0x10/0x10
[  207.586430][ T8074]  ? __fget_files+0x20e/0x3c0
[  207.586464][ T8074]  ksys_write+0x12a/0x250
[  207.586486][ T8074]  ? __pfx_ksys_write+0x10/0x10
[  207.586510][ T8074]  ? __secure_computing+0x28e/0x3b0
[  207.586543][ T8074]  do_syscall_64+0xcd/0xf80
[  207.586574][ T8074]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  207.586594][ T8074] RIP: 0033:0x7f34e1f8d6df
[  207.586610][ T8074] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  207.586627][ T8074] RSP: 002b:00007f34e2e57030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  207.586646][ T8074] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34e1f8d6df
[  207.586658][ T8074] RDX: 0000000000000001 RSI: 00007f34e2e570a0 RDI: 0000000000000006
[  207.586669][ T8074] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  207.586680][ T8074] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  207.586690][ T8074] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  207.586717][ T8074]  </TASK>
[  207.949780][ T8080] FAULT_INJECTION: forcing a failure.
[  207.949780][ T8080] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  207.955424][ T8080] CPU: 2 UID: 0 PID: 8080 Comm: syz.3.816 Not tainted syzkaller #0 PREEMPT(full) 
[  207.955449][ T8080] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  207.955461][ T8080] Call Trace:
[  207.955468][ T8080]  <TASK>
[  207.955475][ T8080]  dump_stack_lvl+0x16c/0x1f0
[  207.955501][ T8080]  should_fail_ex+0x512/0x640
[  207.955531][ T8080]  should_fail_alloc_page+0xe7/0x130
[  207.955556][ T8080]  prepare_alloc_pages+0x401/0x670
[  207.955580][ T8080]  ? rcu_is_watching+0x12/0xc0
[  207.955599][ T8080]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  207.955619][ T8080]  ? stack_trace_save+0x8e/0xc0
[  207.955638][ T8080]  ? __pfx_stack_trace_save+0x10/0x10
[  207.955664][ T8080]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  207.955684][ T8080]  ? __update_page_owner_handle+0x395/0x550
[  207.955714][ T8080]  ? clflush_cache_range+0x68/0x90
[  207.955737][ T8080]  ? __map_range_leaf+0x636/0x7b0
[  207.955766][ T8080]  __folio_alloc_noprof+0x11/0x220
[  207.955784][ T8080]  iommu_alloc_pages_node_sz+0x11f/0x350
[  207.955806][ T8080]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  207.955828][ T8080]  ? clflush_cache_range+0x68/0x90
[  207.955847][ T8080]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.955870][ T8080]  __map_range+0x4ec/0xa60
[  207.955892][ T8080]  ? __pfx___map_range+0x10/0x10
[  207.955920][ T8080]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.955943][ T8080]  __map_range+0x28e/0xa60
[  207.955966][ T8080]  ? __pfx___map_range+0x10/0x10
[  207.955983][ T8080]  ? kernel_text_address+0x8d/0x100
[  207.956006][ T8080]  ? __kernel_text_address+0xd/0x40
[  207.956027][ T8080]  ? unwind_get_return_address+0x59/0xa0
[  207.956056][ T8080]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  207.956079][ T8080]  __map_range+0x28e/0xa60
[  207.956102][ T8080]  ? __pfx___map_range+0x10/0x10
[  207.956119][ T8080]  ? is_bpf_text_address+0x8a/0x1a0
[  207.956144][ T8080]  ? kmem_cache_alloc_noprof+0x193/0x770
[  207.956161][ T8080]  ? alloc_iova+0x37/0x7e0
[  207.956176][ T8080]  ? alloc_iova_fast+0x425/0xad0
[  207.956192][ T8080]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  207.956215][ T8080]  ? iommu_dma_map_sg+0xafa/0x12b0
[  207.956229][ T8080]  ? __dma_map_sg_attrs+0x269/0x540
[  207.956249][ T8080]  ? dma_map_sgtable+0x78/0x100
[  207.956268][ T8080]  ? system_heap_map_dma_buf+0x66/0xf0
[  207.956294][ T8080]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  207.956322][ T8080]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  207.956349][ T8080]  ? __lock_acquire+0x436/0x2890
[  207.956383][ T8080]  ? iommu_pgsize+0x294/0x300
[  207.956412][ T8080]  iommu_map_nosync+0x33a/0x720
[  207.956438][ T8080]  ? __pfx_iommu_map_nosync+0x10/0x10
[  207.956457][ T8080]  ? lock_acquire+0x179/0x330
[  207.956477][ T8080]  ? find_held_lock+0x2b/0x80
[  207.956503][ T8080]  ? iommu_map_sg+0x5ee/0x9d0
[  207.956525][ T8080]  iommu_map_sg+0x1c1/0x9d0
[  207.956551][ T8080]  iommu_dma_map_sg+0xb30/0x12b0
[  207.956579][ T8080]  __dma_map_sg_attrs+0x269/0x540
[  207.956603][ T8080]  dma_map_sgtable+0x78/0x100
[  207.956624][ T8080]  system_heap_map_dma_buf+0x66/0xf0
[  207.956649][ T8080]  dma_buf_map_attachment+0x161/0x5f0
[  207.956673][ T8080]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  207.956696][ T8080]  drm_gem_prime_import_dev+0x166/0x420
[  207.956718][ T8080]  virtgpu_gem_prime_import+0x16c/0x7e0
[  207.956739][ T8080]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.956757][ T8080]  ? find_held_lock+0x2b/0x80
[  207.956781][ T8080]  ? __fget_files+0x204/0x3c0
[  207.956809][ T8080]  ? __fget_files+0x20e/0x3c0
[  207.956833][ T8080]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  207.956853][ T8080]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  207.956876][ T8080]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  207.956897][ T8080]  drm_ioctl_kernel+0x1f4/0x3e0
[  207.956919][ T8080]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.956940][ T8080]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  207.956970][ T8080]  drm_ioctl+0x5c9/0xc30
[  207.956997][ T8080]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  207.957017][ T8080]  ? __pfx_drm_ioctl+0x10/0x10
[  207.957050][ T8080]  ? selinux_file_ioctl+0x180/0x270
[  207.957071][ T8080]  ? selinux_file_ioctl+0xb4/0x270
[  207.957093][ T8080]  ? __pfx_drm_ioctl+0x10/0x10
[  207.957117][ T8080]  __x64_sys_ioctl+0x18e/0x210
[  207.957138][ T8080]  do_syscall_64+0xcd/0xf80
[  207.957161][ T8080]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  207.957178][ T8080] RIP: 0033:0x7fe3f9d8ec29
[  207.957192][ T8080] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  207.957208][ T8080] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  207.957226][ T8080] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  207.957237][ T8080] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  207.957248][ T8080] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  207.957258][ T8080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  207.957268][ T8080] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  207.957294][ T8080]  </TASK>
[  207.957807][ T8081] FAULT_INJECTION: forcing a failure.
[  207.957807][ T8081] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  208.160378][ T8081] CPU: 2 UID: 0 PID: 8081 Comm: syz.1.817 Not tainted syzkaller #0 PREEMPT(full) 
[  208.160395][ T8081] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  208.160402][ T8081] Call Trace:
[  208.160407][ T8081]  <TASK>
[  208.160417][ T8081]  dump_stack_lvl+0x16c/0x1f0
[  208.160436][ T8081]  should_fail_ex+0x512/0x640
[  208.160454][ T8081]  should_fail_alloc_page+0xe7/0x130
[  208.160471][ T8081]  prepare_alloc_pages+0x401/0x670
[  208.160486][ T8081]  ? rcu_is_watching+0x12/0xc0
[  208.160498][ T8081]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  208.160509][ T8081]  ? __lock_acquire+0x436/0x2890
[  208.160523][ T8081]  ? find_held_lock+0x2b/0x80
[  208.160539][ T8081]  ? __update_page_owner_handle+0x395/0x550
[  208.160556][ T8081]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  208.160568][ T8081]  ? __page_table_check_zero+0x2e8/0x4a0
[  208.160590][ T8081]  ? clflush_cache_range+0x68/0x90
[  208.160604][ T8081]  ? __map_range_leaf+0x636/0x7b0
[  208.160622][ T8081]  __folio_alloc_noprof+0x11/0x220
[  208.160633][ T8081]  iommu_alloc_pages_node_sz+0x11f/0x350
[  208.160647][ T8081]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  208.160661][ T8081]  ? clflush_cache_range+0x68/0x90
[  208.160673][ T8081]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.160687][ T8081]  __map_range+0x4ec/0xa60
[  208.160701][ T8081]  ? __pfx___map_range+0x10/0x10
[  208.160717][ T8081]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.160731][ T8081]  __map_range+0x28e/0xa60
[  208.160745][ T8081]  ? __pfx___map_range+0x10/0x10
[  208.160756][ T8081]  ? kernel_text_address+0x8d/0x100
[  208.160770][ T8081]  ? __kernel_text_address+0xd/0x40
[  208.160783][ T8081]  ? unwind_get_return_address+0x59/0xa0
[  208.160801][ T8081]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.160815][ T8081]  __map_range+0x28e/0xa60
[  208.160829][ T8081]  ? __pfx___map_range+0x10/0x10
[  208.160840][ T8081]  ? is_bpf_text_address+0x8a/0x1a0
[  208.160855][ T8081]  ? kmem_cache_alloc_noprof+0x193/0x770
[  208.160866][ T8081]  ? alloc_iova+0x37/0x7e0
[  208.160875][ T8081]  ? alloc_iova_fast+0x425/0xad0
[  208.160885][ T8081]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  208.160899][ T8081]  ? iommu_dma_map_sg+0xafa/0x12b0
[  208.160908][ T8081]  ? __dma_map_sg_attrs+0x269/0x540
[  208.160921][ T8081]  ? dma_map_sgtable+0x78/0x100
[  208.160933][ T8081]  ? system_heap_map_dma_buf+0x66/0xf0
[  208.160950][ T8081]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  208.160966][ T8081]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  208.160982][ T8081]  ? __lock_acquire+0x436/0x2890
[  208.160999][ T8081]  ? iommu_pgsize+0x294/0x300
[  208.161017][ T8081]  iommu_map_nosync+0x33a/0x720
[  208.161032][ T8081]  ? __pfx_iommu_map_nosync+0x10/0x10
[  208.161044][ T8081]  ? lock_acquire+0x179/0x330
[  208.161056][ T8081]  ? find_held_lock+0x2b/0x80
[  208.161072][ T8081]  ? iommu_map_sg+0x5ee/0x9d0
[  208.161085][ T8081]  iommu_map_sg+0x1c1/0x9d0
[  208.161101][ T8081]  iommu_dma_map_sg+0xb30/0x12b0
[  208.161118][ T8081]  __dma_map_sg_attrs+0x269/0x540
[  208.161133][ T8081]  dma_map_sgtable+0x78/0x100
[  208.161146][ T8081]  system_heap_map_dma_buf+0x66/0xf0
[  208.161162][ T8081]  dma_buf_map_attachment+0x161/0x5f0
[  208.161177][ T8081]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  208.161192][ T8081]  drm_gem_prime_import_dev+0x166/0x420
[  208.161205][ T8081]  virtgpu_gem_prime_import+0x16c/0x7e0
[  208.161218][ T8081]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.161230][ T8081]  ? find_held_lock+0x2b/0x80
[  208.161246][ T8081]  ? __fget_files+0x204/0x3c0
[  208.161262][ T8081]  ? __fget_files+0x20e/0x3c0
[  208.161278][ T8081]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.161290][ T8081]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  208.161304][ T8081]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  208.161349][ T8081]  drm_ioctl_kernel+0x1f4/0x3e0
[  208.161368][ T8081]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.161381][ T8081]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  208.161399][ T8081]  drm_ioctl+0x5c9/0xc30
[  208.161416][ T8081]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.161428][ T8081]  ? __pfx_drm_ioctl+0x10/0x10
[  208.161448][ T8081]  ? selinux_file_ioctl+0x180/0x270
[  208.161461][ T8081]  ? selinux_file_ioctl+0xb4/0x270
[  208.161475][ T8081]  ? __pfx_drm_ioctl+0x10/0x10
[  208.161490][ T8081]  __x64_sys_ioctl+0x18e/0x210
[  208.161504][ T8081]  do_syscall_64+0xcd/0xf80
[  208.161519][ T8081]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  208.161530][ T8081] RIP: 0033:0x7fae4058ec29
[  208.161539][ T8081] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  208.161553][ T8081] RSP: 002b:00007fae413de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  208.161564][ T8081] RAX: ffffffffffffffda RBX: 00007fae407d5fa0 RCX: 00007fae4058ec29
[  208.161574][ T8081] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  208.161580][ T8081] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  208.161586][ T8081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  208.161592][ T8081] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  208.161606][ T8081]  </TASK>
[  208.161985][ T8085] FAULT_INJECTION: forcing a failure.
[  208.161985][ T8085] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  208.346756][ T8085] CPU: 0 UID: 0 PID: 8085 Comm: syz.0.819 Not tainted syzkaller #0 PREEMPT(full) 
[  208.346783][ T8085] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  208.346794][ T8085] Call Trace:
[  208.346802][ T8085]  <TASK>
[  208.346810][ T8085]  dump_stack_lvl+0x16c/0x1f0
[  208.346837][ T8085]  should_fail_ex+0x512/0x640
[  208.346912][ T8085]  should_fail_alloc_page+0xe7/0x130
[  208.346937][ T8085]  prepare_alloc_pages+0x401/0x670
[  208.346960][ T8085]  ? rcu_is_watching+0x12/0xc0
[  208.346979][ T8085]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  208.346998][ T8085]  ? stack_trace_save+0x8e/0xc0
[  208.347016][ T8085]  ? __pfx_stack_trace_save+0x10/0x10
[  208.347041][ T8085]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  208.347060][ T8085]  ? __update_page_owner_handle+0x395/0x550
[  208.347089][ T8085]  ? clflush_cache_range+0x68/0x90
[  208.347113][ T8085]  ? __map_range_leaf+0x636/0x7b0
[  208.347143][ T8085]  __folio_alloc_noprof+0x11/0x220
[  208.347160][ T8085]  iommu_alloc_pages_node_sz+0x11f/0x350
[  208.347183][ T8085]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  208.347205][ T8085]  ? clflush_cache_range+0x68/0x90
[  208.347224][ T8085]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.347247][ T8085]  __map_range+0x4ec/0xa60
[  208.347270][ T8085]  ? __pfx___map_range+0x10/0x10
[  208.347297][ T8085]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.347327][ T8085]  __map_range+0x28e/0xa60
[  208.347349][ T8085]  ? __pfx___map_range+0x10/0x10
[  208.347366][ T8085]  ? kernel_text_address+0x8d/0x100
[  208.347388][ T8085]  ? __kernel_text_address+0xd/0x40
[  208.347409][ T8085]  ? unwind_get_return_address+0x59/0xa0
[  208.347438][ T8085]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.347460][ T8085]  __map_range+0x28e/0xa60
[  208.347482][ T8085]  ? __pfx___map_range+0x10/0x10
[  208.347500][ T8085]  ? is_bpf_text_address+0x8a/0x1a0
[  208.347525][ T8085]  ? kmem_cache_alloc_noprof+0x193/0x770
[  208.347540][ T8085]  ? alloc_iova+0x37/0x7e0
[  208.347555][ T8085]  ? alloc_iova_fast+0x425/0xad0
[  208.347569][ T8085]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  208.347591][ T8085]  ? iommu_dma_map_sg+0xafa/0x12b0
[  208.347606][ T8085]  ? __dma_map_sg_attrs+0x269/0x540
[  208.347626][ T8085]  ? dma_map_sgtable+0x78/0x100
[  208.347644][ T8085]  ? system_heap_map_dma_buf+0x66/0xf0
[  208.347687][ T8085]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  208.347716][ T8085]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  208.347743][ T8085]  ? __lock_acquire+0x436/0x2890
[  208.347772][ T8085]  ? iommu_pgsize+0x294/0x300
[  208.347801][ T8085]  iommu_map_nosync+0x33a/0x720
[  208.347827][ T8085]  ? __pfx_iommu_map_nosync+0x10/0x10
[  208.347846][ T8085]  ? lock_acquire+0x179/0x330
[  208.347866][ T8085]  ? find_held_lock+0x2b/0x80
[  208.347891][ T8085]  ? iommu_map_sg+0x5ee/0x9d0
[  208.347914][ T8085]  iommu_map_sg+0x1c1/0x9d0
[  208.347940][ T8085]  iommu_dma_map_sg+0xb30/0x12b0
[  208.347966][ T8085]  __dma_map_sg_attrs+0x269/0x540
[  208.347989][ T8085]  dma_map_sgtable+0x78/0x100
[  208.348010][ T8085]  system_heap_map_dma_buf+0x66/0xf0
[  208.348034][ T8085]  dma_buf_map_attachment+0x161/0x5f0
[  208.348058][ T8085]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  208.348079][ T8085]  drm_gem_prime_import_dev+0x166/0x420
[  208.348100][ T8085]  virtgpu_gem_prime_import+0x16c/0x7e0
[  208.348121][ T8085]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.348140][ T8085]  ? find_held_lock+0x2b/0x80
[  208.348164][ T8085]  ? __fget_files+0x204/0x3c0
[  208.348190][ T8085]  ? __fget_files+0x20e/0x3c0
[  208.348215][ T8085]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.348235][ T8085]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  208.348258][ T8085]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  208.348281][ T8085]  drm_ioctl_kernel+0x1f4/0x3e0
[  208.348304][ T8085]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.348331][ T8085]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  208.348362][ T8085]  drm_ioctl+0x5c9/0xc30
[  208.348387][ T8085]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.348407][ T8085]  ? __pfx_drm_ioctl+0x10/0x10
[  208.348440][ T8085]  ? selinux_file_ioctl+0x180/0x270
[  208.348461][ T8085]  ? selinux_file_ioctl+0xb4/0x270
[  208.348483][ T8085]  ? __pfx_drm_ioctl+0x10/0x10
[  208.348507][ T8085]  __x64_sys_ioctl+0x18e/0x210
[  208.348529][ T8085]  do_syscall_64+0xcd/0xf80
[  208.348553][ T8085]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  208.348568][ T8085] RIP: 0033:0x7f34e1f8ec29
[  208.348583][ T8085] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  208.348599][ T8085] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  208.348617][ T8085] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  208.348628][ T8085] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  208.348638][ T8085] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  208.348648][ T8085] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  208.348658][ T8085] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  208.348682][ T8085]  </TASK>
[  208.534744][ T8087] FAULT_INJECTION: forcing a failure.
[  208.534744][ T8087] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  208.534947][ T8089] FAULT_INJECTION: forcing a failure.
[  208.534947][ T8089] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  208.541134][ T8087] CPU: 2 UID: 0 PID: 8087 Comm: syz.3.820 Not tainted syzkaller #0 PREEMPT(full) 
[  208.541157][ T8087] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  208.541168][ T8087] Call Trace:
[  208.541174][ T8087]  <TASK>
[  208.541181][ T8087]  dump_stack_lvl+0x16c/0x1f0
[  208.541207][ T8087]  should_fail_ex+0x512/0x640
[  208.541237][ T8087]  _copy_from_user+0x2e/0xd0
[  208.541262][ T8087]  kstrtouint_from_user+0xd6/0x1d0
[  208.541281][ T8087]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  208.541299][ T8087]  ? __lock_acquire+0x436/0x2890
[  208.541347][ T8087]  ? lock_acquire+0x179/0x330
[  208.541370][ T8087]  proc_fail_nth_write+0x83/0x220
[  208.541390][ T8087]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  208.541414][ T8087]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  208.541430][ T8087]  vfs_write+0x2a0/0x11d0
[  208.541454][ T8087]  ? __pfx___mutex_lock+0x10/0x10
[  208.541478][ T8087]  ? __pfx_vfs_write+0x10/0x10
[  208.541505][ T8087]  ? __fget_files+0x20e/0x3c0
[  208.541536][ T8087]  ksys_write+0x12a/0x250
[  208.541555][ T8087]  ? __pfx_ksys_write+0x10/0x10
[  208.541577][ T8087]  ? __secure_computing+0x28e/0x3b0
[  208.541605][ T8087]  do_syscall_64+0xcd/0xf80
[  208.541633][ T8087]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  208.541650][ T8087] RIP: 0033:0x7fe3f9d8d6df
[  208.541664][ T8087] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  208.541681][ T8087] RSP: 002b:00007fe3facb7030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  208.541698][ T8087] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3f9d8d6df
[  208.541709][ T8087] RDX: 0000000000000001 RSI: 00007fe3facb70a0 RDI: 0000000000000006
[  208.541719][ T8087] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  208.541729][ T8087] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  208.541739][ T8087] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  208.541764][ T8087]  </TASK>
[  208.548231][ T8083] FAULT_INJECTION: forcing a failure.
[  208.548231][ T8083] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  208.549463][ T8089] CPU: 1 UID: 0 PID: 8089 Comm: syz.1.821 Not tainted syzkaller #0 PREEMPT(full) 
[  208.549478][ T8089] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  208.549485][ T8089] Call Trace:
[  208.549489][ T8089]  <TASK>
[  208.549494][ T8089]  dump_stack_lvl+0x16c/0x1f0
[  208.549511][ T8089]  should_fail_ex+0x512/0x640
[  208.549529][ T8089]  should_fail_alloc_page+0xe7/0x130
[  208.549545][ T8089]  prepare_alloc_pages+0x401/0x670
[  208.549560][ T8089]  ? rcu_is_watching+0x12/0xc0
[  208.549572][ T8089]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  208.549585][ T8089]  ? stack_trace_save+0x8e/0xc0
[  208.549597][ T8089]  ? __pfx_stack_trace_save+0x10/0x10
[  208.549612][ T8089]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  208.549624][ T8089]  ? __update_page_owner_handle+0x395/0x550
[  208.549642][ T8089]  ? clflush_cache_range+0x68/0x90
[  208.549657][ T8089]  ? __map_range_leaf+0x636/0x7b0
[  208.549675][ T8089]  __folio_alloc_noprof+0x11/0x220
[  208.549685][ T8089]  iommu_alloc_pages_node_sz+0x11f/0x350
[  208.549699][ T8089]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  208.549712][ T8089]  ? clflush_cache_range+0x68/0x90
[  208.549724][ T8089]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.549738][ T8089]  __map_range+0x4ec/0xa60
[  208.549752][ T8089]  ? __pfx___map_range+0x10/0x10
[  208.549768][ T8089]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.549782][ T8089]  __map_range+0x28e/0xa60
[  208.549796][ T8089]  ? __pfx___map_range+0x10/0x10
[  208.549806][ T8089]  ? kernel_text_address+0x8d/0x100
[  208.549821][ T8089]  ? __kernel_text_address+0xd/0x40
[  208.549834][ T8089]  ? unwind_get_return_address+0x59/0xa0
[  208.549851][ T8089]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.549865][ T8089]  __map_range+0x28e/0xa60
[  208.549879][ T8089]  ? __pfx___map_range+0x10/0x10
[  208.549890][ T8089]  ? is_bpf_text_address+0x8a/0x1a0
[  208.549905][ T8089]  ? kmem_cache_alloc_noprof+0x193/0x770
[  208.549915][ T8089]  ? alloc_iova+0x37/0x7e0
[  208.549925][ T8089]  ? alloc_iova_fast+0x425/0xad0
[  208.549935][ T8089]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  208.549949][ T8089]  ? iommu_dma_map_sg+0xafa/0x12b0
[  208.549970][ T8089]  ? __dma_map_sg_attrs+0x269/0x540
[  208.549984][ T8089]  ? dma_map_sgtable+0x78/0x100
[  208.549996][ T8089]  ? system_heap_map_dma_buf+0x66/0xf0
[  208.550014][ T8089]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  208.550030][ T8089]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  208.550046][ T8089]  ? __lock_acquire+0x436/0x2890
[  208.550065][ T8089]  ? iommu_pgsize+0x294/0x300
[  208.550082][ T8089]  iommu_map_nosync+0x33a/0x720
[  208.550097][ T8089]  ? __pfx_iommu_map_nosync+0x10/0x10
[  208.550109][ T8089]  ? lock_acquire+0x179/0x330
[  208.550121][ T8089]  ? find_held_lock+0x2b/0x80
[  208.550137][ T8089]  ? iommu_map_sg+0x5ee/0x9d0
[  208.550150][ T8089]  iommu_map_sg+0x1c1/0x9d0
[  208.550165][ T8089]  iommu_dma_map_sg+0xb30/0x12b0
[  208.550182][ T8089]  __dma_map_sg_attrs+0x269/0x540
[  208.550196][ T8089]  dma_map_sgtable+0x78/0x100
[  208.550210][ T8089]  system_heap_map_dma_buf+0x66/0xf0
[  208.550226][ T8089]  dma_buf_map_attachment+0x161/0x5f0
[  208.550241][ T8089]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  208.550256][ T8089]  drm_gem_prime_import_dev+0x166/0x420
[  208.550269][ T8089]  virtgpu_gem_prime_import+0x16c/0x7e0
[  208.550282][ T8089]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.550293][ T8089]  ? find_held_lock+0x2b/0x80
[  208.550313][ T8089]  ? __fget_files+0x204/0x3c0
[  208.550330][ T8089]  ? __fget_files+0x20e/0x3c0
[  208.550345][ T8089]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.550358][ T8089]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  208.550371][ T8089]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  208.550384][ T8089]  drm_ioctl_kernel+0x1f4/0x3e0
[  208.550398][ T8089]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.550411][ T8089]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  208.550429][ T8089]  drm_ioctl+0x5c9/0xc30
[  208.550446][ T8089]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.550458][ T8089]  ? __pfx_drm_ioctl+0x10/0x10
[  208.550478][ T8089]  ? selinux_file_ioctl+0x180/0x270
[  208.550492][ T8089]  ? selinux_file_ioctl+0xb4/0x270
[  208.550506][ T8089]  ? __pfx_drm_ioctl+0x10/0x10
[  208.550521][ T8089]  __x64_sys_ioctl+0x18e/0x210
[  208.550535][ T8089]  do_syscall_64+0xcd/0xf80
[  208.550549][ T8089]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  208.550560][ T8089] RIP: 0033:0x7fae4058ec29
[  208.550570][ T8089] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  208.550580][ T8089] RSP: 002b:00007fae413de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  208.550591][ T8089] RAX: ffffffffffffffda RBX: 00007fae407d5fa0 RCX: 00007fae4058ec29
[  208.550597][ T8089] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  208.550604][ T8089] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  208.550610][ T8089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  208.550616][ T8089] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  208.550630][ T8089]  </TASK>
[  208.566702][ T8091] FAULT_INJECTION: forcing a failure.
[  208.566702][ T8091] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  208.573301][ T8083] CPU: 2 UID: 0 PID: 8083 Comm: syz.2.818 Not tainted syzkaller #0 PREEMPT(full) 
[  208.573346][ T8083] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  208.573357][ T8083] Call Trace:
[  208.573363][ T8083]  <TASK>
[  208.573371][ T8083]  dump_stack_lvl+0x16c/0x1f0
[  208.573397][ T8083]  should_fail_ex+0x512/0x640
[  208.573425][ T8083]  _copy_from_user+0x2e/0xd0
[  208.573450][ T8083]  kstrtouint_from_user+0xd6/0x1d0
[  208.573482][ T8083]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  208.573502][ T8083]  ? __lock_acquire+0x436/0x2890
[  208.573526][ T8083]  ? lock_acquire+0x179/0x330
[  208.573550][ T8083]  proc_fail_nth_write+0x83/0x220
[  208.573574][ T8083]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  208.573598][ T8083]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  208.573614][ T8083]  vfs_write+0x2a0/0x11d0
[  208.573637][ T8083]  ? __pfx___mutex_lock+0x10/0x10
[  208.573661][ T8083]  ? __pfx_vfs_write+0x10/0x10
[  208.573688][ T8083]  ? __fget_files+0x20e/0x3c0
[  208.573718][ T8083]  ksys_write+0x12a/0x250
[  208.573738][ T8083]  ? __pfx_ksys_write+0x10/0x10
[  208.573759][ T8083]  ? __secure_computing+0x28e/0x3b0
[  208.573788][ T8083]  do_syscall_64+0xcd/0xf80
[  208.573810][ T8083]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  208.573828][ T8083] RIP: 0033:0x7f38a618d6df
[  208.573843][ T8083] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  208.573859][ T8083] RSP: 002b:00007f38a6fd7030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  208.573877][ T8083] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38a618d6df
[  208.573887][ T8083] RDX: 0000000000000001 RSI: 00007f38a6fd70a0 RDI: 0000000000000006
[  208.573898][ T8083] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  208.573908][ T8083] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  208.573918][ T8083] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  208.573942][ T8083]  </TASK>
[  208.895902][ T8091] CPU: 0 UID: 0 PID: 8091 Comm: syz.0.822 Not tainted syzkaller #0 PREEMPT(full) 
[  208.895924][ T8091] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  208.895936][ T8091] Call Trace:
[  208.895944][ T8091]  <TASK>
[  208.895951][ T8091]  dump_stack_lvl+0x16c/0x1f0
[  208.895978][ T8091]  should_fail_ex+0x512/0x640
[  208.896006][ T8091]  should_fail_alloc_page+0xe7/0x130
[  208.896031][ T8091]  prepare_alloc_pages+0x401/0x670
[  208.896052][ T8091]  ? rcu_is_watching+0x12/0xc0
[  208.896071][ T8091]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  208.896092][ T8091]  ? stack_trace_save+0x8e/0xc0
[  208.896109][ T8091]  ? __pfx_stack_trace_save+0x10/0x10
[  208.896134][ T8091]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  208.896154][ T8091]  ? __update_page_owner_handle+0x395/0x550
[  208.896180][ T8091]  ? clflush_cache_range+0x68/0x90
[  208.896203][ T8091]  ? __map_range_leaf+0x636/0x7b0
[  208.896231][ T8091]  __folio_alloc_noprof+0x11/0x220
[  208.896247][ T8091]  iommu_alloc_pages_node_sz+0x11f/0x350
[  208.896268][ T8091]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  208.896290][ T8091]  ? clflush_cache_range+0x68/0x90
[  208.896307][ T8091]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.896330][ T8091]  __map_range+0x4ec/0xa60
[  208.896353][ T8091]  ? __pfx___map_range+0x10/0x10
[  208.896378][ T8091]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.896401][ T8091]  __map_range+0x28e/0xa60
[  208.896423][ T8091]  ? __pfx___map_range+0x10/0x10
[  208.896439][ T8091]  ? kernel_text_address+0x8d/0x100
[  208.896461][ T8091]  ? __kernel_text_address+0xd/0x40
[  208.896482][ T8091]  ? unwind_get_return_address+0x59/0xa0
[  208.896510][ T8091]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  208.896531][ T8091]  __map_range+0x28e/0xa60
[  208.896554][ T8091]  ? __pfx___map_range+0x10/0x10
[  208.896570][ T8091]  ? is_bpf_text_address+0x8a/0x1a0
[  208.896594][ T8091]  ? kmem_cache_alloc_noprof+0x193/0x770
[  208.896611][ T8091]  ? alloc_iova+0x37/0x7e0
[  208.896630][ T8091]  ? alloc_iova_fast+0x425/0xad0
[  208.896647][ T8091]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  208.896668][ T8091]  ? iommu_dma_map_sg+0xafa/0x12b0
[  208.896682][ T8091]  ? __dma_map_sg_attrs+0x269/0x540
[  208.896701][ T8091]  ? dma_map_sgtable+0x78/0x100
[  208.896719][ T8091]  ? system_heap_map_dma_buf+0x66/0xf0
[  208.896745][ T8091]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  208.896771][ T8091]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  208.896797][ T8091]  ? __lock_acquire+0x436/0x2890
[  208.896824][ T8091]  ? iommu_pgsize+0x294/0x300
[  208.896852][ T8091]  iommu_map_nosync+0x33a/0x720
[  208.896878][ T8091]  ? __pfx_iommu_map_nosync+0x10/0x10
[  208.896897][ T8091]  ? lock_acquire+0x179/0x330
[  208.896915][ T8091]  ? find_held_lock+0x2b/0x80
[  208.896940][ T8091]  ? iommu_map_sg+0x5ee/0x9d0
[  208.896962][ T8091]  iommu_map_sg+0x1c1/0x9d0
[  208.896987][ T8091]  iommu_dma_map_sg+0xb30/0x12b0
[  208.897014][ T8091]  __dma_map_sg_attrs+0x269/0x540
[  208.897038][ T8091]  dma_map_sgtable+0x78/0x100
[  208.897061][ T8091]  system_heap_map_dma_buf+0x66/0xf0
[  208.897084][ T8091]  dma_buf_map_attachment+0x161/0x5f0
[  208.897107][ T8091]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  208.897130][ T8091]  drm_gem_prime_import_dev+0x166/0x420
[  208.897151][ T8091]  virtgpu_gem_prime_import+0x16c/0x7e0
[  208.897171][ T8091]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.897189][ T8091]  ? find_held_lock+0x2b/0x80
[  208.897213][ T8091]  ? __fget_files+0x204/0x3c0
[  208.897239][ T8091]  ? __fget_files+0x20e/0x3c0
[  208.897263][ T8091]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  208.897283][ T8091]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  208.897327][ T8091]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  208.897350][ T8091]  drm_ioctl_kernel+0x1f4/0x3e0
[  208.897371][ T8091]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.897391][ T8091]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  208.897421][ T8091]  drm_ioctl+0x5c9/0xc30
[  208.897447][ T8091]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  208.897466][ T8091]  ? __pfx_drm_ioctl+0x10/0x10
[  208.897498][ T8091]  ? selinux_file_ioctl+0x180/0x270
[  208.897520][ T8091]  ? selinux_file_ioctl+0xb4/0x270
[  208.897542][ T8091]  ? __pfx_drm_ioctl+0x10/0x10
[  208.897564][ T8091]  __x64_sys_ioctl+0x18e/0x210
[  208.897586][ T8091]  do_syscall_64+0xcd/0xf80
[  208.897609][ T8091]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  208.897632][ T8091] RIP: 0033:0x7f34e1f8ec29
[  208.897646][ T8091] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  208.897661][ T8091] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  208.897679][ T8091] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  208.897689][ T8091] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  208.897701][ T8091] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  208.897710][ T8091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  208.897719][ T8091] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  208.897742][ T8091]  </TASK>
[  208.898713][ T8093] FAULT_INJECTION: forcing a failure.
[  208.898713][ T8093] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  209.100273][ T8093] CPU: 0 UID: 0 PID: 8093 Comm: syz.3.823 Not tainted syzkaller #0 PREEMPT(full) 
[  209.100295][ T8093] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.100305][ T8093] Call Trace:
[  209.100312][ T8093]  <TASK>
[  209.100319][ T8093]  dump_stack_lvl+0x16c/0x1f0
[  209.100344][ T8093]  should_fail_ex+0x512/0x640
[  209.100370][ T8093]  should_fail_alloc_page+0xe7/0x130
[  209.100399][ T8093]  prepare_alloc_pages+0x401/0x670
[  209.100420][ T8093]  ? rcu_is_watching+0x12/0xc0
[  209.100438][ T8093]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  209.100457][ T8093]  ? stack_trace_save+0x8e/0xc0
[  209.100473][ T8093]  ? __pfx_stack_trace_save+0x10/0x10
[  209.100497][ T8093]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  209.100514][ T8093]  ? __update_page_owner_handle+0x395/0x550
[  209.100559][ T8093]  ? clflush_cache_range+0x68/0x90
[  209.100579][ T8093]  ? __map_range_leaf+0x636/0x7b0
[  209.100606][ T8093]  __folio_alloc_noprof+0x11/0x220
[  209.100622][ T8093]  iommu_alloc_pages_node_sz+0x11f/0x350
[  209.100642][ T8093]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  209.100662][ T8093]  ? clflush_cache_range+0x68/0x90
[  209.100680][ T8093]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.100700][ T8093]  __map_range+0x4ec/0xa60
[  209.100721][ T8093]  ? __pfx___map_range+0x10/0x10
[  209.100746][ T8093]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.100766][ T8093]  __map_range+0x28e/0xa60
[  209.100787][ T8093]  ? __pfx___map_range+0x10/0x10
[  209.100803][ T8093]  ? kernel_text_address+0x8d/0x100
[  209.100824][ T8093]  ? __kernel_text_address+0xd/0x40
[  209.100842][ T8093]  ? unwind_get_return_address+0x59/0xa0
[  209.100869][ T8093]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.100890][ T8093]  __map_range+0x28e/0xa60
[  209.100910][ T8093]  ? __pfx___map_range+0x10/0x10
[  209.100926][ T8093]  ? is_bpf_text_address+0x8a/0x1a0
[  209.100949][ T8093]  ? kmem_cache_alloc_noprof+0x193/0x770
[  209.100963][ T8093]  ? alloc_iova+0x37/0x7e0
[  209.100977][ T8093]  ? alloc_iova_fast+0x425/0xad0
[  209.100991][ T8093]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  209.101012][ T8093]  ? iommu_dma_map_sg+0xafa/0x12b0
[  209.101025][ T8093]  ? __dma_map_sg_attrs+0x269/0x540
[  209.101042][ T8093]  ? dma_map_sgtable+0x78/0x100
[  209.101059][ T8093]  ? system_heap_map_dma_buf+0x66/0xf0
[  209.101083][ T8093]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  209.101101][ T8093]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  209.101118][ T8093]  ? __lock_acquire+0x436/0x2890
[  209.101135][ T8093]  ? iommu_pgsize+0x294/0x300
[  209.101153][ T8093]  iommu_map_nosync+0x33a/0x720
[  209.101169][ T8093]  ? __pfx_iommu_map_nosync+0x10/0x10
[  209.101180][ T8093]  ? lock_acquire+0x179/0x330
[  209.101193][ T8093]  ? find_held_lock+0x2b/0x80
[  209.101209][ T8093]  ? iommu_map_sg+0x5ee/0x9d0
[  209.101222][ T8093]  iommu_map_sg+0x1c1/0x9d0
[  209.101238][ T8093]  iommu_dma_map_sg+0xb30/0x12b0
[  209.101256][ T8093]  __dma_map_sg_attrs+0x269/0x540
[  209.101277][ T8093]  dma_map_sgtable+0x78/0x100
[  209.101291][ T8093]  system_heap_map_dma_buf+0x66/0xf0
[  209.101333][ T8093]  dma_buf_map_attachment+0x161/0x5f0
[  209.101356][ T8093]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  209.101375][ T8093]  drm_gem_prime_import_dev+0x166/0x420
[  209.101389][ T8093]  virtgpu_gem_prime_import+0x16c/0x7e0
[  209.101408][ T8093]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.101425][ T8093]  ? find_held_lock+0x2b/0x80
[  209.101448][ T8093]  ? __fget_files+0x204/0x3c0
[  209.101473][ T8093]  ? __fget_files+0x20e/0x3c0
[  209.101496][ T8093]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.101514][ T8093]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  209.101534][ T8093]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  209.101557][ T8093]  drm_ioctl_kernel+0x1f4/0x3e0
[  209.101578][ T8093]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.101596][ T8093]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  209.101624][ T8093]  drm_ioctl+0x5c9/0xc30
[  209.101647][ T8093]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.101666][ T8093]  ? __pfx_drm_ioctl+0x10/0x10
[  209.101692][ T8093]  ? selinux_file_ioctl+0x180/0x270
[  209.101710][ T8093]  ? selinux_file_ioctl+0xb4/0x270
[  209.101729][ T8093]  ? __pfx_drm_ioctl+0x10/0x10
[  209.101751][ T8093]  __x64_sys_ioctl+0x18e/0x210
[  209.101771][ T8093]  do_syscall_64+0xcd/0xf80
[  209.101793][ T8093]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.101805][ T8093] RIP: 0033:0x7fe3f9d8ec29
[  209.101815][ T8093] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  209.101825][ T8093] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  209.101836][ T8093] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  209.101842][ T8093] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  209.101849][ T8093] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  209.101858][ T8093] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  209.101867][ T8093] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  209.101890][ T8093]  </TASK>
[  209.103285][ T8097] FAULT_INJECTION: forcing a failure.
[  209.103285][ T8097] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  209.103449][ T8099] FAULT_INJECTION: forcing a failure.
[  209.103449][ T8099] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  209.106818][ T8097] CPU: 2 UID: 0 PID: 8097 Comm: syz.1.825 Not tainted syzkaller #0 PREEMPT(full) 
[  209.106840][ T8097] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.106850][ T8097] Call Trace:
[  209.106854][ T8097]  <TASK>
[  209.106860][ T8097]  dump_stack_lvl+0x16c/0x1f0
[  209.106885][ T8097]  should_fail_ex+0x512/0x640
[  209.106912][ T8097]  _copy_from_user+0x2e/0xd0
[  209.106935][ T8097]  kstrtouint_from_user+0xd6/0x1d0
[  209.106949][ T8097]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  209.106964][ T8097]  ? __lock_acquire+0x436/0x2890
[  209.106989][ T8097]  ? lock_acquire+0x179/0x330
[  209.107011][ T8097]  proc_fail_nth_write+0x83/0x220
[  209.107028][ T8097]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.107050][ T8097]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.107061][ T8097]  vfs_write+0x2a0/0x11d0
[  209.107082][ T8097]  ? __pfx___mutex_lock+0x10/0x10
[  209.107105][ T8097]  ? __pfx_vfs_write+0x10/0x10
[  209.107130][ T8097]  ? __fget_files+0x20e/0x3c0
[  209.107153][ T8097]  ksys_write+0x12a/0x250
[  209.107171][ T8097]  ? __pfx_ksys_write+0x10/0x10
[  209.107192][ T8097]  ? __secure_computing+0x28e/0x3b0
[  209.107218][ T8097]  do_syscall_64+0xcd/0xf80
[  209.107235][ T8097]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.107251][ T8097] RIP: 0033:0x7fae4058d6df
[  209.107264][ T8097] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  209.107279][ T8097] RSP: 002b:00007fae413de030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  209.107295][ T8097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae4058d6df
[  209.107304][ T8097] RDX: 0000000000000001 RSI: 00007fae413de0a0 RDI: 0000000000000006
[  209.107310][ T8097] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  209.107317][ T8097] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  209.107326][ T8097] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  209.107349][ T8097]  </TASK>
[  209.107722][ T8095] FAULT_INJECTION: forcing a failure.
[  209.107722][ T8095] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  209.111987][ T8099] CPU: 0 UID: 0 PID: 8099 Comm: syz.0.826 Not tainted syzkaller #0 PREEMPT(full) 
[  209.112003][ T8099] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.112013][ T8099] Call Trace:
[  209.112018][ T8099]  <TASK>
[  209.112024][ T8099]  dump_stack_lvl+0x16c/0x1f0
[  209.112061][ T8099]  should_fail_ex+0x512/0x640
[  209.112079][ T8099]  should_fail_alloc_page+0xe7/0x130
[  209.112095][ T8099]  prepare_alloc_pages+0x401/0x670
[  209.112110][ T8099]  ? rcu_is_watching+0x12/0xc0
[  209.112123][ T8099]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  209.112137][ T8099]  ? stack_trace_save+0x8e/0xc0
[  209.112153][ T8099]  ? __pfx_stack_trace_save+0x10/0x10
[  209.112176][ T8099]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  209.112194][ T8099]  ? __update_page_owner_handle+0x395/0x550
[  209.112220][ T8099]  ? clflush_cache_range+0x68/0x90
[  209.112240][ T8099]  ? __map_range_leaf+0x636/0x7b0
[  209.112267][ T8099]  __folio_alloc_noprof+0x11/0x220
[  209.112283][ T8099]  iommu_alloc_pages_node_sz+0x11f/0x350
[  209.112300][ T8099]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  209.112314][ T8099]  ? clflush_cache_range+0x68/0x90
[  209.112331][ T8099]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.112351][ T8099]  __map_range+0x4ec/0xa60
[  209.112372][ T8099]  ? __pfx___map_range+0x10/0x10
[  209.112395][ T8099]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.112416][ T8099]  __map_range+0x28e/0xa60
[  209.112437][ T8099]  ? __pfx___map_range+0x10/0x10
[  209.112451][ T8099]  ? kernel_text_address+0x8d/0x100
[  209.112470][ T8099]  ? __kernel_text_address+0xd/0x40
[  209.112489][ T8099]  ? unwind_get_return_address+0x59/0xa0
[  209.112515][ T8099]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.112535][ T8099]  __map_range+0x28e/0xa60
[  209.112554][ T8099]  ? __pfx___map_range+0x10/0x10
[  209.112567][ T8099]  ? is_bpf_text_address+0x8a/0x1a0
[  209.112587][ T8099]  ? kmem_cache_alloc_noprof+0x193/0x770
[  209.112602][ T8099]  ? alloc_iova+0x37/0x7e0
[  209.112616][ T8099]  ? alloc_iova_fast+0x425/0xad0
[  209.112636][ T8099]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  209.112655][ T8099]  ? iommu_dma_map_sg+0xafa/0x12b0
[  209.112664][ T8099]  ? __dma_map_sg_attrs+0x269/0x540
[  209.112677][ T8099]  ? dma_map_sgtable+0x78/0x100
[  209.112688][ T8099]  ? system_heap_map_dma_buf+0x66/0xf0
[  209.112705][ T8099]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  209.112722][ T8099]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  209.112738][ T8099]  ? __lock_acquire+0x436/0x2890
[  209.112756][ T8099]  ? iommu_pgsize+0x294/0x300
[  209.112773][ T8099]  iommu_map_nosync+0x33a/0x720
[  209.112789][ T8099]  ? __pfx_iommu_map_nosync+0x10/0x10
[  209.112801][ T8099]  ? lock_acquire+0x179/0x330
[  209.112813][ T8099]  ? find_held_lock+0x2b/0x80
[  209.112829][ T8099]  ? iommu_map_sg+0x5ee/0x9d0
[  209.112843][ T8099]  iommu_map_sg+0x1c1/0x9d0
[  209.112858][ T8099]  iommu_dma_map_sg+0xb30/0x12b0
[  209.112874][ T8099]  __dma_map_sg_attrs+0x269/0x540
[  209.112889][ T8099]  dma_map_sgtable+0x78/0x100
[  209.112903][ T8099]  system_heap_map_dma_buf+0x66/0xf0
[  209.112918][ T8099]  dma_buf_map_attachment+0x161/0x5f0
[  209.112933][ T8099]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  209.112949][ T8099]  drm_gem_prime_import_dev+0x166/0x420
[  209.112962][ T8099]  virtgpu_gem_prime_import+0x16c/0x7e0
[  209.112975][ T8099]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.112987][ T8099]  ? find_held_lock+0x2b/0x80
[  209.113003][ T8099]  ? __fget_files+0x204/0x3c0
[  209.113020][ T8099]  ? __fget_files+0x20e/0x3c0
[  209.113035][ T8099]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.113048][ T8099]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  209.113061][ T8099]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  209.113074][ T8099]  drm_ioctl_kernel+0x1f4/0x3e0
[  209.113088][ T8099]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.113101][ T8099]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  209.113120][ T8099]  drm_ioctl+0x5c9/0xc30
[  209.113136][ T8099]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.113148][ T8099]  ? __pfx_drm_ioctl+0x10/0x10
[  209.113168][ T8099]  ? selinux_file_ioctl+0x180/0x270
[  209.113182][ T8099]  ? selinux_file_ioctl+0xb4/0x270
[  209.113196][ T8099]  ? __pfx_drm_ioctl+0x10/0x10
[  209.113211][ T8099]  __x64_sys_ioctl+0x18e/0x210
[  209.113224][ T8099]  do_syscall_64+0xcd/0xf80
[  209.113239][ T8099]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.113250][ T8099] RIP: 0033:0x7f34e1f8ec29
[  209.113260][ T8099] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  209.113270][ T8099] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  209.113281][ T8099] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  209.113287][ T8099] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  209.113293][ T8099] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  209.113299][ T8099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  209.113329][ T8099] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  209.113345][ T8099]  </TASK>
[  209.137068][ T8101] FAULT_INJECTION: forcing a failure.
[  209.137068][ T8101] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  209.157936][ T8095] CPU: 1 UID: 0 PID: 8095 Comm: syz.2.824 Not tainted syzkaller #0 PREEMPT(full) 
[  209.157953][ T8095] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.157960][ T8095] Call Trace:
[  209.157965][ T8095]  <TASK>
[  209.157971][ T8095]  dump_stack_lvl+0x16c/0x1f0
[  209.157991][ T8095]  should_fail_ex+0x512/0x640
[  209.158010][ T8095]  _copy_from_user+0x2e/0xd0
[  209.158027][ T8095]  kstrtouint_from_user+0xd6/0x1d0
[  209.158039][ T8095]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  209.158050][ T8095]  ? __lock_acquire+0x436/0x2890
[  209.158065][ T8095]  ? lock_acquire+0x179/0x330
[  209.158080][ T8095]  proc_fail_nth_write+0x83/0x220
[  209.158106][ T8095]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.158121][ T8095]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.158131][ T8095]  vfs_write+0x2a0/0x11d0
[  209.158146][ T8095]  ? __pfx___mutex_lock+0x10/0x10
[  209.158162][ T8095]  ? __pfx_vfs_write+0x10/0x10
[  209.158179][ T8095]  ? __fget_files+0x20e/0x3c0
[  209.158197][ T8095]  ksys_write+0x12a/0x250
[  209.158210][ T8095]  ? __pfx_ksys_write+0x10/0x10
[  209.158224][ T8095]  ? __secure_computing+0x28e/0x3b0
[  209.158242][ T8095]  do_syscall_64+0xcd/0xf80
[  209.158257][ T8095]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.158269][ T8095] RIP: 0033:0x7f38a618d6df
[  209.158278][ T8095] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  209.158288][ T8095] RSP: 002b:00007f38a6fd7030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  209.158299][ T8095] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38a618d6df
[  209.158305][ T8095] RDX: 0000000000000001 RSI: 00007f38a6fd70a0 RDI: 0000000000000006
[  209.158311][ T8095] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  209.158318][ T8095] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  209.158324][ T8095] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  209.158337][ T8095]  </TASK>
[  209.665211][ T8101] CPU: 2 UID: 0 PID: 8101 Comm: syz.3.827 Not tainted syzkaller #0 PREEMPT(full) 
[  209.665227][ T8101] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.665234][ T8101] Call Trace:
[  209.665240][ T8101]  <TASK>
[  209.665245][ T8101]  dump_stack_lvl+0x16c/0x1f0
[  209.665263][ T8101]  should_fail_ex+0x512/0x640
[  209.665296][ T8101]  should_fail_alloc_page+0xe7/0x130
[  209.665343][ T8101]  prepare_alloc_pages+0x401/0x670
[  209.665361][ T8101]  ? rcu_is_watching+0x12/0xc0
[  209.665378][ T8101]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  209.665391][ T8101]  ? stack_trace_save+0x8e/0xc0
[  209.665403][ T8101]  ? __pfx_stack_trace_save+0x10/0x10
[  209.665419][ T8101]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  209.665431][ T8101]  ? __update_page_owner_handle+0x395/0x550
[  209.665449][ T8101]  ? clflush_cache_range+0x68/0x90
[  209.665464][ T8101]  ? __map_range_leaf+0x636/0x7b0
[  209.665481][ T8101]  __folio_alloc_noprof+0x11/0x220
[  209.665492][ T8101]  iommu_alloc_pages_node_sz+0x11f/0x350
[  209.665506][ T8101]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  209.665520][ T8101]  ? clflush_cache_range+0x68/0x90
[  209.665532][ T8101]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.665546][ T8101]  __map_range+0x4ec/0xa60
[  209.665560][ T8101]  ? __pfx___map_range+0x10/0x10
[  209.665576][ T8101]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.665590][ T8101]  __map_range+0x28e/0xa60
[  209.665604][ T8101]  ? __pfx___map_range+0x10/0x10
[  209.665616][ T8101]  ? kernel_text_address+0x8d/0x100
[  209.665630][ T8101]  ? __kernel_text_address+0xd/0x40
2025/12/30 18:08:40 executed programs: 822
[  209.665643][ T8101]  ? unwind_get_return_address+0x59/0xa0
[  209.665661][ T8101]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.665675][ T8101]  __map_range+0x28e/0xa60
[  209.665689][ T8101]  ? __pfx___map_range+0x10/0x10
[  209.665700][ T8101]  ? is_bpf_text_address+0x8a/0x1a0
[  209.665715][ T8101]  ? kmem_cache_alloc_noprof+0x193/0x770
[  209.665725][ T8101]  ? alloc_iova+0x37/0x7e0
[  209.665734][ T8101]  ? alloc_iova_fast+0x425/0xad0
[  209.665744][ T8101]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  209.665759][ T8101]  ? iommu_dma_map_sg+0xafa/0x12b0
[  209.665768][ T8101]  ? __dma_map_sg_attrs+0x269/0x540
[  209.665780][ T8101]  ? dma_map_sgtable+0x78/0x100
[  209.665792][ T8101]  ? system_heap_map_dma_buf+0x66/0xf0
[  209.665809][ T8101]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  209.665825][ T8101]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  209.665842][ T8101]  ? __lock_acquire+0x436/0x2890
[  209.665859][ T8101]  ? iommu_pgsize+0x294/0x300
[  209.665877][ T8101]  iommu_map_nosync+0x33a/0x720
[  209.665892][ T8101]  ? __pfx_iommu_map_nosync+0x10/0x10
[  209.665904][ T8101]  ? lock_acquire+0x179/0x330
[  209.665916][ T8101]  ? find_held_lock+0x2b/0x80
[  209.665932][ T8101]  ? iommu_map_sg+0x5ee/0x9d0
[  209.665945][ T8101]  iommu_map_sg+0x1c1/0x9d0
[  209.665960][ T8101]  iommu_dma_map_sg+0xb30/0x12b0
[  209.665977][ T8101]  __dma_map_sg_attrs+0x269/0x540
[  209.665992][ T8101]  dma_map_sgtable+0x78/0x100
[  209.666006][ T8101]  system_heap_map_dma_buf+0x66/0xf0
[  209.666021][ T8101]  dma_buf_map_attachment+0x161/0x5f0
[  209.666036][ T8101]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  209.666051][ T8101]  drm_gem_prime_import_dev+0x166/0x420
[  209.666064][ T8101]  virtgpu_gem_prime_import+0x16c/0x7e0
[  209.666077][ T8101]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.666089][ T8101]  ? find_held_lock+0x2b/0x80
[  209.666104][ T8101]  ? __fget_files+0x204/0x3c0
[  209.666121][ T8101]  ? __fget_files+0x20e/0x3c0
[  209.666136][ T8101]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.666148][ T8101]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  209.666162][ T8101]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  209.666175][ T8101]  drm_ioctl_kernel+0x1f4/0x3e0
[  209.666189][ T8101]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.666202][ T8101]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  209.666220][ T8101]  drm_ioctl+0x5c9/0xc30
[  209.666237][ T8101]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.666249][ T8101]  ? __pfx_drm_ioctl+0x10/0x10
[  209.666269][ T8101]  ? selinux_file_ioctl+0x180/0x270
[  209.666283][ T8101]  ? selinux_file_ioctl+0xb4/0x270
[  209.666297][ T8101]  ? __pfx_drm_ioctl+0x10/0x10
[  209.666312][ T8101]  __x64_sys_ioctl+0x18e/0x210
[  209.666326][ T8101]  do_syscall_64+0xcd/0xf80
[  209.666341][ T8101]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.666352][ T8101] RIP: 0033:0x7fe3f9d8ec29
[  209.666362][ T8101] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  209.666376][ T8101] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  209.666387][ T8101] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  209.666393][ T8101] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  209.666400][ T8101] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  209.666406][ T8101] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  209.666412][ T8101] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  209.666426][ T8101]  </TASK>
[  209.667202][ T8103] FAULT_INJECTION: forcing a failure.
[  209.667202][ T8103] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  209.890351][ T8103] CPU: 0 UID: 0 PID: 8103 Comm: syz.1.828 Not tainted syzkaller #0 PREEMPT(full) 
[  209.890368][ T8103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.890374][ T8103] Call Trace:
[  209.890381][ T8103]  <TASK>
[  209.890386][ T8103]  dump_stack_lvl+0x16c/0x1f0
[  209.890404][ T8103]  should_fail_ex+0x512/0x640
[  209.890422][ T8103]  should_fail_alloc_page+0xe7/0x130
[  209.890438][ T8103]  prepare_alloc_pages+0x401/0x670
[  209.890453][ T8103]  ? rcu_is_watching+0x12/0xc0
[  209.890465][ T8103]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  209.890477][ T8103]  ? __lock_acquire+0x436/0x2890
[  209.890490][ T8103]  ? find_held_lock+0x2b/0x80
[  209.890507][ T8103]  ? __update_page_owner_handle+0x395/0x550
[  209.890525][ T8103]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  209.890539][ T8103]  ? __page_table_check_zero+0x2e8/0x4a0
[  209.890556][ T8103]  ? clflush_cache_range+0x68/0x90
[  209.890571][ T8103]  ? __map_range_leaf+0x636/0x7b0
[  209.890589][ T8103]  __folio_alloc_noprof+0x11/0x220
[  209.890599][ T8103]  iommu_alloc_pages_node_sz+0x11f/0x350
[  209.890613][ T8103]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  209.890627][ T8103]  ? clflush_cache_range+0x68/0x90
[  209.890639][ T8103]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.890653][ T8103]  __map_range+0x4ec/0xa60
[  209.890667][ T8103]  ? __pfx___map_range+0x10/0x10
[  209.890683][ T8103]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.890697][ T8103]  __map_range+0x28e/0xa60
[  209.890711][ T8103]  ? __pfx___map_range+0x10/0x10
[  209.890721][ T8103]  ? kernel_text_address+0x8d/0x100
[  209.890735][ T8103]  ? __kernel_text_address+0xd/0x40
[  209.890749][ T8103]  ? unwind_get_return_address+0x59/0xa0
[  209.890766][ T8103]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  209.890780][ T8103]  __map_range+0x28e/0xa60
[  209.890793][ T8103]  ? __pfx___map_range+0x10/0x10
[  209.890804][ T8103]  ? is_bpf_text_address+0x8a/0x1a0
[  209.890820][ T8103]  ? kmem_cache_alloc_noprof+0x193/0x770
[  209.890831][ T8103]  ? alloc_iova+0x37/0x7e0
[  209.890840][ T8103]  ? alloc_iova_fast+0x425/0xad0
[  209.890850][ T8103]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  209.890864][ T8103]  ? iommu_dma_map_sg+0xafa/0x12b0
[  209.890873][ T8103]  ? __dma_map_sg_attrs+0x269/0x540
[  209.890886][ T8103]  ? dma_map_sgtable+0x78/0x100
[  209.890899][ T8103]  ? system_heap_map_dma_buf+0x66/0xf0
[  209.890923][ T8103]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  209.890950][ T8103]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  209.890976][ T8103]  ? __lock_acquire+0x436/0x2890
[  209.891005][ T8103]  ? iommu_pgsize+0x294/0x300
[  209.891029][ T8103]  iommu_map_nosync+0x33a/0x720
[  209.891045][ T8103]  ? __pfx_iommu_map_nosync+0x10/0x10
[  209.891056][ T8103]  ? lock_acquire+0x179/0x330
[  209.891068][ T8103]  ? find_held_lock+0x2b/0x80
[  209.891084][ T8103]  ? iommu_map_sg+0x5ee/0x9d0
[  209.891097][ T8103]  iommu_map_sg+0x1c1/0x9d0
[  209.891112][ T8103]  iommu_dma_map_sg+0xb30/0x12b0
[  209.891129][ T8103]  __dma_map_sg_attrs+0x269/0x540
[  209.891144][ T8103]  dma_map_sgtable+0x78/0x100
[  209.891158][ T8103]  system_heap_map_dma_buf+0x66/0xf0
[  209.891174][ T8103]  dma_buf_map_attachment+0x161/0x5f0
[  209.891189][ T8103]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  209.891204][ T8103]  drm_gem_prime_import_dev+0x166/0x420
[  209.891217][ T8103]  virtgpu_gem_prime_import+0x16c/0x7e0
[  209.891231][ T8103]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.891243][ T8103]  ? find_held_lock+0x2b/0x80
[  209.891258][ T8103]  ? __fget_files+0x204/0x3c0
[  209.891280][ T8103]  ? __fget_files+0x20e/0x3c0
[  209.891296][ T8103]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  209.891308][ T8103]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  209.891322][ T8103]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  209.891335][ T8103]  drm_ioctl_kernel+0x1f4/0x3e0
[  209.891349][ T8103]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.891361][ T8103]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  209.891380][ T8103]  drm_ioctl+0x5c9/0xc30
[  209.891396][ T8103]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  209.891409][ T8103]  ? __pfx_drm_ioctl+0x10/0x10
[  209.891429][ T8103]  ? selinux_file_ioctl+0x180/0x270
[  209.891443][ T8103]  ? selinux_file_ioctl+0xb4/0x270
[  209.891457][ T8103]  ? __pfx_drm_ioctl+0x10/0x10
[  209.891475][ T8103]  __x64_sys_ioctl+0x18e/0x210
[  209.891493][ T8103]  do_syscall_64+0xcd/0xf80
[  209.891516][ T8103]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.891532][ T8103] RIP: 0033:0x7fae4058ec29
[  209.891545][ T8103] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  209.891566][ T8103] RSP: 002b:00007fae413de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  209.891583][ T8103] RAX: ffffffffffffffda RBX: 00007fae407d5fa0 RCX: 00007fae4058ec29
[  209.891592][ T8103] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  209.891601][ T8103] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  209.891608][ T8103] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  209.891616][ T8103] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  209.891636][ T8103]  </TASK>
[  209.892593][ T8105] FAULT_INJECTION: forcing a failure.
[  209.892593][ T8105] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  209.892794][ T8107] FAULT_INJECTION: forcing a failure.
[  209.892794][ T8107] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  209.896664][ T8109] FAULT_INJECTION: forcing a failure.
[  209.896664][ T8109] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  209.898304][ T8105] CPU: 3 UID: 0 PID: 8105 Comm: syz.0.829 Not tainted syzkaller #0 PREEMPT(full) 
[  209.898331][ T8105] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.898344][ T8105] Call Trace:
[  209.898352][ T8105]  <TASK>
[  209.898360][ T8105]  dump_stack_lvl+0x16c/0x1f0
[  209.898397][ T8105]  should_fail_ex+0x512/0x640
[  209.898432][ T8105]  _copy_from_user+0x2e/0xd0
[  209.898461][ T8105]  kstrtouint_from_user+0xd6/0x1d0
[  209.898483][ T8105]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  209.898502][ T8105]  ? __lock_acquire+0x436/0x2890
[  209.898529][ T8105]  ? lock_acquire+0x179/0x330
[  209.898556][ T8105]  proc_fail_nth_write+0x83/0x220
[  209.898578][ T8105]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.898603][ T8105]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.898621][ T8105]  vfs_write+0x2a0/0x11d0
[  209.898645][ T8105]  ? __pfx___mutex_lock+0x10/0x10
[  209.898671][ T8105]  ? __pfx_vfs_write+0x10/0x10
[  209.898701][ T8105]  ? __fget_files+0x20e/0x3c0
[  209.898734][ T8105]  ksys_write+0x12a/0x250
[  209.898756][ T8105]  ? __pfx_ksys_write+0x10/0x10
[  209.898779][ T8105]  ? __secure_computing+0x28e/0x3b0
[  209.898810][ T8105]  do_syscall_64+0xcd/0xf80
[  209.898853][ T8105]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.898876][ T8105] RIP: 0033:0x7f34e1f8d6df
[  209.898892][ T8105] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  209.898910][ T8105] RSP: 002b:00007f34e2e57030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  209.898928][ T8105] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34e1f8d6df
[  209.898940][ T8105] RDX: 0000000000000001 RSI: 00007f34e2e570a0 RDI: 0000000000000006
[  209.898951][ T8105] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  209.898961][ T8105] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  209.898972][ T8105] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  209.898999][ T8105]  </TASK>
[  209.900829][ T8107] CPU: 1 UID: 0 PID: 8107 Comm: syz.2.830 Not tainted syzkaller #0 PREEMPT(full) 
[  209.900849][ T8107] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  209.900859][ T8107] Call Trace:
[  209.900864][ T8107]  <TASK>
[  209.900870][ T8107]  dump_stack_lvl+0x16c/0x1f0
[  209.900892][ T8107]  should_fail_ex+0x512/0x640
[  209.900916][ T8107]  _copy_from_user+0x2e/0xd0
[  209.900936][ T8107]  kstrtouint_from_user+0xd6/0x1d0
[  209.900951][ T8107]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  209.900965][ T8107]  ? __lock_acquire+0x436/0x2890
[  209.900984][ T8107]  ? lock_acquire+0x179/0x330
[  209.901004][ T8107]  proc_fail_nth_write+0x83/0x220
[  209.901019][ T8107]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.901038][ T8107]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  209.901051][ T8107]  vfs_write+0x2a0/0x11d0
[  209.901070][ T8107]  ? __pfx___mutex_lock+0x10/0x10
[  209.901089][ T8107]  ? __pfx_vfs_write+0x10/0x10
[  209.901111][ T8107]  ? __fget_files+0x20e/0x3c0
[  209.901135][ T8107]  ksys_write+0x12a/0x250
[  209.901151][ T8107]  ? __pfx_ksys_write+0x10/0x10
[  209.901168][ T8107]  ? __secure_computing+0x28e/0x3b0
[  209.901191][ T8107]  do_syscall_64+0xcd/0xf80
[  209.901210][ T8107]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  209.901224][ T8107] RIP: 0033:0x7f38a618d6df
[  209.901236][ T8107] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  209.901249][ T8107] RSP: 002b:00007f38a6fd7030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  209.901263][ T8107] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38a618d6df
[  209.901273][ T8107] RDX: 0000000000000001 RSI: 00007f38a6fd70a0 RDI: 0000000000000006
[  209.901281][ T8107] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  209.901289][ T8107] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  209.901332][ T8107] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  209.901353][ T8107]  </TASK>
[  210.292113][ T8109] CPU: 3 UID: 0 PID: 8109 Comm: syz.3.831 Not tainted syzkaller #0 PREEMPT(full) 
[  210.292138][ T8109] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  210.292149][ T8109] Call Trace:
[  210.292175][ T8109]  <TASK>
[  210.292184][ T8109]  dump_stack_lvl+0x16c/0x1f0
[  210.292211][ T8109]  should_fail_ex+0x512/0x640
[  210.292232][ T8109]  should_fail_alloc_page+0xe7/0x130
[  210.292258][ T8109]  prepare_alloc_pages+0x401/0x670
[  210.292280][ T8109]  ? rcu_is_watching+0x12/0xc0
[  210.292299][ T8109]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  210.292326][ T8109]  ? stack_trace_save+0x8e/0xc0
[  210.292344][ T8109]  ? __pfx_stack_trace_save+0x10/0x10
[  210.292369][ T8109]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  210.292385][ T8109]  ? __update_page_owner_handle+0x395/0x550
[  210.292404][ T8109]  ? clflush_cache_range+0x68/0x90
[  210.292419][ T8109]  ? __map_range_leaf+0x636/0x7b0
[  210.292444][ T8109]  __folio_alloc_noprof+0x11/0x220
[  210.292463][ T8109]  iommu_alloc_pages_node_sz+0x11f/0x350
[  210.292484][ T8109]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  210.292507][ T8109]  ? clflush_cache_range+0x68/0x90
[  210.292527][ T8109]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.292549][ T8109]  __map_range+0x4ec/0xa60
[  210.292606][ T8109]  ? __pfx___map_range+0x10/0x10
[  210.292635][ T8109]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.292658][ T8109]  __map_range+0x28e/0xa60
[  210.292691][ T8109]  ? __pfx___map_range+0x10/0x10
[  210.292703][ T8109]  ? kernel_text_address+0x8d/0x100
[  210.292717][ T8109]  ? __kernel_text_address+0xd/0x40
[  210.292731][ T8109]  ? unwind_get_return_address+0x59/0xa0
[  210.292749][ T8109]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.292766][ T8109]  __map_range+0x28e/0xa60
[  210.292788][ T8109]  ? __pfx___map_range+0x10/0x10
[  210.292805][ T8109]  ? is_bpf_text_address+0x8a/0x1a0
[  210.292830][ T8109]  ? kmem_cache_alloc_noprof+0x193/0x770
[  210.292846][ T8109]  ? alloc_iova+0x37/0x7e0
[  210.292861][ T8109]  ? alloc_iova_fast+0x425/0xad0
[  210.292877][ T8109]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  210.292899][ T8109]  ? iommu_dma_map_sg+0xafa/0x12b0
[  210.292912][ T8109]  ? __dma_map_sg_attrs+0x269/0x540
[  210.292932][ T8109]  ? dma_map_sgtable+0x78/0x100
[  210.292949][ T8109]  ? system_heap_map_dma_buf+0x66/0xf0
[  210.292974][ T8109]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  210.292997][ T8109]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  210.293013][ T8109]  ? __lock_acquire+0x436/0x2890
[  210.293031][ T8109]  ? iommu_pgsize+0x294/0x300
[  210.293049][ T8109]  iommu_map_nosync+0x33a/0x720
[  210.293068][ T8109]  ? __pfx_iommu_map_nosync+0x10/0x10
[  210.293081][ T8109]  ? lock_acquire+0x179/0x330
[  210.293094][ T8109]  ? find_held_lock+0x2b/0x80
[  210.293110][ T8109]  ? iommu_map_sg+0x5ee/0x9d0
[  210.293124][ T8109]  iommu_map_sg+0x1c1/0x9d0
[  210.293140][ T8109]  iommu_dma_map_sg+0xb30/0x12b0
[  210.293156][ T8109]  __dma_map_sg_attrs+0x269/0x540
[  210.293171][ T8109]  dma_map_sgtable+0x78/0x100
[  210.293186][ T8109]  system_heap_map_dma_buf+0x66/0xf0
[  210.293201][ T8109]  dma_buf_map_attachment+0x161/0x5f0
[  210.293217][ T8109]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  210.293232][ T8109]  drm_gem_prime_import_dev+0x166/0x420
[  210.293245][ T8109]  virtgpu_gem_prime_import+0x16c/0x7e0
[  210.293259][ T8109]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  210.293270][ T8109]  ? find_held_lock+0x2b/0x80
[  210.293286][ T8109]  ? __fget_files+0x204/0x3c0
[  210.293345][ T8109]  ? __fget_files+0x20e/0x3c0
[  210.293363][ T8109]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  210.293376][ T8109]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  210.293390][ T8109]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  210.293403][ T8109]  drm_ioctl_kernel+0x1f4/0x3e0
[  210.293417][ T8109]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  210.293430][ T8109]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  210.293449][ T8109]  drm_ioctl+0x5c9/0xc30
[  210.293465][ T8109]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  210.293478][ T8109]  ? __pfx_drm_ioctl+0x10/0x10
[  210.293498][ T8109]  ? selinux_file_ioctl+0x180/0x270
[  210.293511][ T8109]  ? selinux_file_ioctl+0xb4/0x270
[  210.293525][ T8109]  ? __pfx_drm_ioctl+0x10/0x10
[  210.293540][ T8109]  __x64_sys_ioctl+0x18e/0x210
[  210.293554][ T8109]  do_syscall_64+0xcd/0xf80
[  210.293570][ T8109]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  210.293587][ T8109] RIP: 0033:0x7fe3f9d8ec29
[  210.293603][ T8109] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  210.293618][ T8109] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  210.293636][ T8109] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  210.293647][ T8109] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  210.293656][ T8109] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  210.293668][ T8109] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  210.293678][ T8109] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  210.293701][ T8109]  </TASK>
[  210.294592][ T8111] FAULT_INJECTION: forcing a failure.
[  210.294592][ T8111] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  210.488564][ T8111] CPU: 0 UID: 0 PID: 8111 Comm: syz.0.832 Not tainted syzkaller #0 PREEMPT(full) 
[  210.488588][ T8111] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  210.488599][ T8111] Call Trace:
[  210.488607][ T8111]  <TASK>
[  210.488617][ T8111]  dump_stack_lvl+0x16c/0x1f0
[  210.488643][ T8111]  should_fail_ex+0x512/0x640
[  210.488671][ T8111]  should_fail_alloc_page+0xe7/0x130
[  210.488694][ T8111]  prepare_alloc_pages+0x401/0x670
[  210.488716][ T8111]  ? rcu_is_watching+0x12/0xc0
[  210.488736][ T8111]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  210.488756][ T8111]  ? stack_trace_save+0x8e/0xc0
[  210.488775][ T8111]  ? __pfx_stack_trace_save+0x10/0x10
[  210.488800][ T8111]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  210.488841][ T8111]  ? __update_page_owner_handle+0x395/0x550
[  210.488869][ T8111]  ? clflush_cache_range+0x68/0x90
[  210.488890][ T8111]  ? __map_range_leaf+0x636/0x7b0
[  210.488918][ T8111]  __folio_alloc_noprof+0x11/0x220
[  210.488936][ T8111]  iommu_alloc_pages_node_sz+0x11f/0x350
[  210.488957][ T8111]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  210.488977][ T8111]  ? clflush_cache_range+0x68/0x90
[  210.488996][ T8111]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.489018][ T8111]  __map_range+0x4ec/0xa60
[  210.489039][ T8111]  ? __pfx___map_range+0x10/0x10
[  210.489065][ T8111]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.489088][ T8111]  __map_range+0x28e/0xa60
[  210.489110][ T8111]  ? __pfx___map_range+0x10/0x10
[  210.489125][ T8111]  ? kernel_text_address+0x8d/0x100
[  210.489147][ T8111]  ? __kernel_text_address+0xd/0x40
[  210.489168][ T8111]  ? unwind_get_return_address+0x59/0xa0
[  210.489195][ T8111]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.489216][ T8111]  __map_range+0x28e/0xa60
[  210.489238][ T8111]  ? __pfx___map_range+0x10/0x10
[  210.489256][ T8111]  ? is_bpf_text_address+0x8a/0x1a0
[  210.489280][ T8111]  ? kmem_cache_alloc_noprof+0x193/0x770
[  210.489356][ T8111]  ? alloc_iova+0x37/0x7e0
[  210.489372][ T8111]  ? alloc_iova_fast+0x425/0xad0
[  210.489394][ T8111]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  210.489436][ T8111]  ? iommu_dma_map_sg+0xafa/0x12b0
[  210.489453][ T8111]  ? __dma_map_sg_attrs+0x269/0x540
[  210.489473][ T8111]  ? dma_map_sgtable+0x78/0x100
[  210.489492][ T8111]  ? system_heap_map_dma_buf+0x66/0xf0
[  210.489515][ T8111]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  210.489542][ T8111]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  210.489568][ T8111]  ? __lock_acquire+0x436/0x2890
[  210.489597][ T8111]  ? iommu_pgsize+0x294/0x300
[  210.489625][ T8111]  iommu_map_nosync+0x33a/0x720
[  210.489649][ T8111]  ? __pfx_iommu_map_nosync+0x10/0x10
[  210.489667][ T8111]  ? lock_acquire+0x179/0x330
[  210.489687][ T8111]  ? find_held_lock+0x2b/0x80
[  210.489711][ T8111]  ? iommu_map_sg+0x5ee/0x9d0
[  210.489730][ T8111]  iommu_map_sg+0x1c1/0x9d0
[  210.489749][ T8111]  iommu_dma_map_sg+0xb30/0x12b0
[  210.489770][ T8111]  __dma_map_sg_attrs+0x269/0x540
[  210.489788][ T8111]  dma_map_sgtable+0x78/0x100
[  210.489805][ T8111]  system_heap_map_dma_buf+0x66/0xf0
[  210.489823][ T8111]  dma_buf_map_attachment+0x161/0x5f0
[  210.489842][ T8111]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  210.489860][ T8111]  drm_gem_prime_import_dev+0x166/0x420
[  210.489876][ T8111]  virtgpu_gem_prime_import+0x16c/0x7e0
[  210.489892][ T8111]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  210.489906][ T8111]  ? find_held_lock+0x2b/0x80
[  210.489924][ T8111]  ? __fget_files+0x204/0x3c0
[  210.489946][ T8111]  ? __fget_files+0x20e/0x3c0
[  210.489964][ T8111]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  210.489979][ T8111]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  210.489997][ T8111]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  210.490013][ T8111]  drm_ioctl_kernel+0x1f4/0x3e0
[  210.490030][ T8111]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  210.490045][ T8111]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  210.490068][ T8111]  drm_ioctl+0x5c9/0xc30
[  210.490088][ T8111]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  210.490103][ T8111]  ? __pfx_drm_ioctl+0x10/0x10
[  210.490128][ T8111]  ? selinux_file_ioctl+0x180/0x270
[  210.490145][ T8111]  ? selinux_file_ioctl+0xb4/0x270
[  210.490162][ T8111]  ? __pfx_drm_ioctl+0x10/0x10
[  210.490180][ T8111]  __x64_sys_ioctl+0x18e/0x210
[  210.490197][ T8111]  do_syscall_64+0xcd/0xf80
[  210.490216][ T8111]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  210.490230][ T8111] RIP: 0033:0x7f34e1f8ec29
[  210.490242][ T8111] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  210.490255][ T8111] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  210.490269][ T8111] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  210.490277][ T8111] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  210.490285][ T8111] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  210.490293][ T8111] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  210.490300][ T8111] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  210.490319][ T8111]  </TASK>
[  210.492222][ T8115] FAULT_INJECTION: forcing a failure.
[  210.492222][ T8115] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  210.492366][ T8117] FAULT_INJECTION: forcing a failure.
[  210.492366][ T8117] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  210.496286][ T8113] FAULT_INJECTION: forcing a failure.
[  210.496286][ T8113] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  210.498344][ T8115] CPU: 3 UID: 0 PID: 8115 Comm: syz.2.834 Not tainted syzkaller #0 PREEMPT(full) 
[  210.498366][ T8115] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  210.498378][ T8115] Call Trace:
[  210.498384][ T8115]  <TASK>
[  210.498391][ T8115]  dump_stack_lvl+0x16c/0x1f0
[  210.498415][ T8115]  should_fail_ex+0x512/0x640
[  210.498442][ T8115]  _copy_from_user+0x2e/0xd0
[  210.498467][ T8115]  kstrtouint_from_user+0xd6/0x1d0
[  210.498484][ T8115]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  210.498501][ T8115]  ? __lock_acquire+0x436/0x2890
[  210.498524][ T8115]  ? lock_acquire+0x179/0x330
[  210.498547][ T8115]  proc_fail_nth_write+0x83/0x220
[  210.498572][ T8115]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  210.498594][ T8115]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  210.498610][ T8115]  vfs_write+0x2a0/0x11d0
[  210.498632][ T8115]  ? __pfx___mutex_lock+0x10/0x10
[  210.498656][ T8115]  ? __pfx_vfs_write+0x10/0x10
[  210.498681][ T8115]  ? __fget_files+0x20e/0x3c0
[  210.498710][ T8115]  ksys_write+0x12a/0x250
[  210.498730][ T8115]  ? __pfx_ksys_write+0x10/0x10
[  210.498751][ T8115]  ? __secure_computing+0x28e/0x3b0
[  210.498779][ T8115]  do_syscall_64+0xcd/0xf80
[  210.498801][ T8115]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  210.498817][ T8115] RIP: 0033:0x7f38a618d6df
[  210.498832][ T8115] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  210.498846][ T8115] RSP: 002b:00007f38a6fd7030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  210.498863][ T8115] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38a618d6df
[  210.498873][ T8115] RDX: 0000000000000001 RSI: 00007f38a6fd70a0 RDI: 0000000000000006
[  210.498884][ T8115] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  210.498893][ T8115] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  210.498902][ T8115] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  210.498925][ T8115]  </TASK>
[  210.504389][ T8117] CPU: 0 UID: 0 PID: 8117 Comm: syz.3.835 Not tainted syzkaller #0 PREEMPT(full) 
[  210.504413][ T8117] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  210.504423][ T8117] Call Trace:
[  210.504432][ T8117]  <TASK>
[  210.504439][ T8117]  dump_stack_lvl+0x16c/0x1f0
[  210.504464][ T8117]  should_fail_ex+0x512/0x640
[  210.504491][ T8117]  should_fail_alloc_page+0xe7/0x130
[  210.504515][ T8117]  prepare_alloc_pages+0x401/0x670
[  210.504538][ T8117]  ? rcu_is_watching+0x12/0xc0
[  210.504557][ T8117]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  210.504576][ T8117]  ? stack_trace_save+0x8e/0xc0
[  210.504599][ T8117]  ? __pfx_stack_trace_save+0x10/0x10
[  210.504623][ T8117]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  210.504641][ T8117]  ? __update_page_owner_handle+0x395/0x550
[  210.504669][ T8117]  ? clflush_cache_range+0x68/0x90
[  210.504691][ T8117]  ? __map_range_leaf+0x636/0x7b0
[  210.504720][ T8117]  __folio_alloc_noprof+0x11/0x220
[  210.504736][ T8117]  iommu_alloc_pages_node_sz+0x11f/0x350
[  210.504757][ T8117]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  210.504775][ T8117]  ? update_sd_lb_stats.constprop.0+0x1400/0x2df0
[  210.504800][ T8117]  ? clflush_cache_range+0x68/0x90
[  210.504819][ T8117]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.504841][ T8117]  __map_range+0x4ec/0xa60
[  210.504861][ T8117]  ? __pfx___map_range+0x10/0x10
[  210.504887][ T8117]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.504909][ T8117]  __map_range+0x28e/0xa60
[  210.504929][ T8117]  ? __pfx___map_range+0x10/0x10
[  210.504947][ T8117]  ? kernel_text_address+0x8d/0x100
[  210.504966][ T8117]  ? __kernel_text_address+0xd/0x40
[  210.504986][ T8117]  ? unwind_get_return_address+0x59/0xa0
[  210.505013][ T8117]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  210.505034][ T8117]  __map_range+0x28e/0xa60
[  210.505055][ T8117]  ? __pfx___map_range+0x10/0x10
[  210.505073][ T8117]  ? is_bpf_text_address+0x8a/0x1a0
[  210.505094][ T8117]  ? kmem_cache_alloc_noprof+0x193/0x770
[  210.505111][ T8117]  ? alloc_iova+0x37/0x7e0
[  210.505124][ T8117]  ? alloc_iova_fast+0x425/0xad0
[  210.505155][ T8117]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  210.505177][ T8117]  ? iommu_dma_map_sg+0xafa/0x12b0
[  210.505190][ T8117]  ? __dma_map_sg_attrs+0x269/0x540
[  210.505209][ T8117]  ? dma_map_sgtable+0x78/0x100
[  210.505225][ T8117]  ? system_heap_map_dma_buf+0x66/0xf0
[  210.505251][ T8117]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  210.505277][ T8117]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  210.505330][ T8117]  ? __lock_acquire+0x436/0x2890
[  210.505358][ T8117]  ? iommu_pgsize+0x294/0x300
[  210.505384][ T8117]  iommu_map_nosync+0x33a/0x720
[  210.505410][ T8117]  ? __pfx_iommu_map_nosync+0x10/0x10
[  210.505441][ T8117]  ? lock_acquire+0x179/0x330
[  210.505461][ T8117]  ? find_held_lock+0x2b/0x80
[  210.505486][ T8117]  ? iommu_map_sg+0x5ee/0x9d0
[  210.505506][ T8117]  iommu_map_sg+0x1c1/0x9d0
[  210.505532][ T8117]  iommu_dma_map_sg+0xb30/0x12b0
[  210.505559][ T8117]  __dma_map_sg_attrs+0x269/0x540
[  210.505587][ T8117]  dma_map_sgtable+0x78/0x100
[  210.505609][ T8117]  system_heap_map_dma_buf+0x66/0xf0
[  210.505633][ T8117]  dma_buf_map_attachment+0x161/0x5f0
[  210.505655][ T8117]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  210.505678][ T8117]  drm_gem_prime_import_dev+0x166/0x420
[  210.505699][ T8117]  virtgpu_gem_prime_import+0x16c/0x7e0
[  210.505718][ T8117]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  210.505737][ T8117]  ? find_held_lock+0x2b/0x80
[  210.505760][ T8117]  ? __fget_files+0x204/0x3c0
[  210.505785][ T8117]  ? __fget_files+0x20e/0x3c0
[  210.505809][ T8117]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  210.505828][ T8117]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  210.505848][ T8117]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  210.505869][ T8117]  drm_ioctl_kernel+0x1f4/0x3e0
[  210.505890][ T8117]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  210.505909][ T8117]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  210.505938][ T8117]  drm_ioctl+0x5c9/0xc30
[  210.505963][ T8117]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  210.505983][ T8117]  ? __pfx_drm_ioctl+0x10/0x10
[  210.506013][ T8117]  ? selinux_file_ioctl+0x180/0x270
[  210.506032][ T8117]  ? selinux_file_ioctl+0xb4/0x270
[  210.506053][ T8117]  ? __pfx_drm_ioctl+0x10/0x10
[  210.506074][ T8117]  __x64_sys_ioctl+0x18e/0x210
[  210.506095][ T8117]  do_syscall_64+0xcd/0xf80
[  210.506117][ T8117]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  210.506132][ T8117] RIP: 0033:0x7fe3f9d8ec29
[  210.506147][ T8117] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  210.506160][ T8117] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  210.506178][ T8117] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  210.506187][ T8117] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  210.506197][ T8117] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  210.506208][ T8117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  210.506217][ T8117] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  210.506240][ T8117]  </TASK>
[  210.526801][ T8119] FAULT_INJECTION: forcing a failure.
[  210.526801][ T8119] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  210.541407][ T8113] CPU: 1 UID: 0 PID: 8113 Comm: syz.1.833 Not tainted syzkaller #0 PREEMPT(full) 
[  210.541435][ T8113] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  210.541447][ T8113] Call Trace:
[  210.541455][ T8113]  <TASK>
[  210.541464][ T8113]  dump_stack_lvl+0x16c/0x1f0
[  210.541495][ T8113]  should_fail_ex+0x512/0x640
[  210.541527][ T8113]  _copy_from_user+0x2e/0xd0
[  210.541551][ T8113]  kstrtouint_from_user+0xd6/0x1d0
[  210.541573][ T8113]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  210.541597][ T8113]  ? __lock_acquire+0x436/0x2890
[  210.541623][ T8113]  ? lock_acquire+0x179/0x330
[  210.541651][ T8113]  proc_fail_nth_write+0x83/0x220
[  210.541672][ T8113]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  210.541693][ T8113]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  210.541707][ T8113]  vfs_write+0x2a0/0x11d0
[  210.541727][ T8113]  ? __pfx___mutex_lock+0x10/0x10
[  210.541749][ T8113]  ? __pfx_vfs_write+0x10/0x10
[  210.541777][ T8113]  ? __fget_files+0x20e/0x3c0
[  210.541809][ T8113]  ksys_write+0x12a/0x250
[  210.541831][ T8113]  ? __pfx_ksys_write+0x10/0x10
[  210.541864][ T8113]  ? __secure_computing+0x28e/0x3b0
[  210.541894][ T8113]  do_syscall_64+0xcd/0xf80
[  210.541916][ T8113]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  210.541933][ T8113] RIP: 0033:0x7fae4058d6df
[  210.541947][ T8113] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  210.541963][ T8113] RSP: 002b:00007fae413de030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  210.541980][ T8113] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae4058d6df
[  210.541991][ T8113] RDX: 0000000000000001 RSI: 00007fae413de0a0 RDI: 0000000000000006
[  210.542000][ T8113] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  210.542009][ T8113] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  210.542018][ T8113] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  210.542041][ T8113]  </TASK>
[  211.080049][ T8119] CPU: 3 UID: 0 PID: 8119 Comm: syz.2.836 Not tainted syzkaller #0 PREEMPT(full) 
[  211.080071][ T8119] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.080081][ T8119] Call Trace:
[  211.080090][ T8119]  <TASK>
[  211.080097][ T8119]  dump_stack_lvl+0x16c/0x1f0
[  211.080121][ T8119]  should_fail_ex+0x512/0x640
[  211.080162][ T8119]  should_fail_alloc_page+0xe7/0x130
[  211.080185][ T8119]  prepare_alloc_pages+0x401/0x670
[  211.080205][ T8119]  ? rcu_is_watching+0x12/0xc0
[  211.080223][ T8119]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  211.080245][ T8119]  ? irqentry_exit+0x1dd/0x8c0
[  211.080263][ T8119]  ? lockdep_hardirqs_on+0x7c/0x110
[  211.080283][ T8119]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  211.080308][ T8119]  ? clflush_cache_range+0x68/0x90
[  211.080328][ T8119]  ? __map_range_leaf+0x636/0x7b0
[  211.080376][ T8119]  __folio_alloc_noprof+0x11/0x220
[  211.080391][ T8119]  iommu_alloc_pages_node_sz+0x11f/0x350
[  211.080410][ T8119]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  211.080430][ T8119]  ? clflush_cache_range+0x68/0x90
[  211.080446][ T8119]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.080465][ T8119]  __map_range+0x4ec/0xa60
[  211.080485][ T8119]  ? __pfx___map_range+0x10/0x10
[  211.080508][ T8119]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.080528][ T8119]  __map_range+0x28e/0xa60
[  211.080548][ T8119]  ? __pfx___map_range+0x10/0x10
[  211.080562][ T8119]  ? kernel_text_address+0x8d/0x100
[  211.080587][ T8119]  ? __kernel_text_address+0xd/0x40
[  211.080605][ T8119]  ? unwind_get_return_address+0x59/0xa0
[  211.080630][ T8119]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.080650][ T8119]  __map_range+0x28e/0xa60
[  211.080670][ T8119]  ? __pfx___map_range+0x10/0x10
[  211.080686][ T8119]  ? is_bpf_text_address+0x8a/0x1a0
[  211.080707][ T8119]  ? kmem_cache_alloc_noprof+0x193/0x770
[  211.080723][ T8119]  ? alloc_iova+0x37/0x7e0
[  211.080736][ T8119]  ? alloc_iova_fast+0x425/0xad0
[  211.080750][ T8119]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  211.080769][ T8119]  ? iommu_dma_map_sg+0xafa/0x12b0
[  211.080781][ T8119]  ? __dma_map_sg_attrs+0x269/0x540
[  211.080798][ T8119]  ? dma_map_sgtable+0x78/0x100
[  211.080814][ T8119]  ? system_heap_map_dma_buf+0x66/0xf0
[  211.080838][ T8119]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  211.080861][ T8119]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  211.080884][ T8119]  ? __lock_acquire+0x436/0x2890
[  211.080909][ T8119]  ? iommu_pgsize+0x294/0x300
[  211.080933][ T8119]  iommu_map_nosync+0x33a/0x720
[  211.080956][ T8119]  ? __pfx_iommu_map_nosync+0x10/0x10
[  211.080973][ T8119]  ? lock_acquire+0x179/0x330
[  211.080990][ T8119]  ? find_held_lock+0x2b/0x80
[  211.081011][ T8119]  ? iommu_map_sg+0x5ee/0x9d0
[  211.081030][ T8119]  iommu_map_sg+0x1c1/0x9d0
[  211.081053][ T8119]  iommu_dma_map_sg+0xb30/0x12b0
[  211.081078][ T8119]  __dma_map_sg_attrs+0x269/0x540
[  211.081098][ T8119]  dma_map_sgtable+0x78/0x100
[  211.081118][ T8119]  system_heap_map_dma_buf+0x66/0xf0
[  211.081139][ T8119]  dma_buf_map_attachment+0x161/0x5f0
[  211.081161][ T8119]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  211.081181][ T8119]  drm_gem_prime_import_dev+0x166/0x420
[  211.081201][ T8119]  virtgpu_gem_prime_import+0x16c/0x7e0
[  211.081219][ T8119]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.081235][ T8119]  ? find_held_lock+0x2b/0x80
[  211.081257][ T8119]  ? __fget_files+0x204/0x3c0
[  211.081280][ T8119]  ? __fget_files+0x20e/0x3c0
[  211.081331][ T8119]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.081349][ T8119]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  211.081368][ T8119]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  211.081386][ T8119]  drm_ioctl_kernel+0x1f4/0x3e0
[  211.081406][ T8119]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.081424][ T8119]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  211.081451][ T8119]  drm_ioctl+0x5c9/0xc30
[  211.081474][ T8119]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.081492][ T8119]  ? __pfx_drm_ioctl+0x10/0x10
[  211.081519][ T8119]  ? selinux_file_ioctl+0x180/0x270
[  211.081539][ T8119]  ? selinux_file_ioctl+0xb4/0x270
[  211.081558][ T8119]  ? __pfx_drm_ioctl+0x10/0x10
[  211.081584][ T8119]  __x64_sys_ioctl+0x18e/0x210
[  211.081603][ T8119]  do_syscall_64+0xcd/0xf80
[  211.081624][ T8119]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.081641][ T8119] RIP: 0033:0x7f38a618ec29
[  211.081655][ T8119] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  211.081670][ T8119] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  211.081686][ T8119] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  211.081697][ T8119] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  211.081706][ T8119] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  211.081715][ T8119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  211.081725][ T8119] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  211.081746][ T8119]  </TASK>
[  211.082861][ T8121] FAULT_INJECTION: forcing a failure.
[  211.082861][ T8121] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  211.280822][ T8121] CPU: 2 UID: 0 PID: 8121 Comm: syz.3.837 Not tainted syzkaller #0 PREEMPT(full) 
[  211.280847][ T8121] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.280858][ T8121] Call Trace:
[  211.280865][ T8121]  <TASK>
[  211.280873][ T8121]  dump_stack_lvl+0x16c/0x1f0
[  211.280901][ T8121]  should_fail_ex+0x512/0x640
[  211.280930][ T8121]  should_fail_alloc_page+0xe7/0x130
[  211.280956][ T8121]  prepare_alloc_pages+0x401/0x670
[  211.280980][ T8121]  ? rcu_is_watching+0x12/0xc0
[  211.281001][ T8121]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  211.281022][ T8121]  ? stack_trace_save+0x8e/0xc0
[  211.281041][ T8121]  ? __pfx_stack_trace_save+0x10/0x10
[  211.281067][ T8121]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  211.281087][ T8121]  ? __update_page_owner_handle+0x395/0x550
[  211.281117][ T8121]  ? clflush_cache_range+0x68/0x90
[  211.281139][ T8121]  ? __map_range_leaf+0x636/0x7b0
[  211.281169][ T8121]  __folio_alloc_noprof+0x11/0x220
[  211.281186][ T8121]  iommu_alloc_pages_node_sz+0x11f/0x350
[  211.281208][ T8121]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  211.281230][ T8121]  ? clflush_cache_range+0x68/0x90
[  211.281249][ T8121]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.281273][ T8121]  __map_range+0x4ec/0xa60
[  211.281316][ T8121]  ? __pfx___map_range+0x10/0x10
[  211.281344][ T8121]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.281367][ T8121]  __map_range+0x28e/0xa60
[  211.281389][ T8121]  ? __pfx___map_range+0x10/0x10
[  211.281406][ T8121]  ? kernel_text_address+0x8d/0x100
[  211.281429][ T8121]  ? __kernel_text_address+0xd/0x40
[  211.281450][ T8121]  ? unwind_get_return_address+0x59/0xa0
[  211.281478][ T8121]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.281502][ T8121]  __map_range+0x28e/0xa60
[  211.281529][ T8121]  ? __pfx___map_range+0x10/0x10
[  211.281547][ T8121]  ? is_bpf_text_address+0x8a/0x1a0
[  211.281571][ T8121]  ? kmem_cache_alloc_noprof+0x193/0x770
[  211.281587][ T8121]  ? alloc_iova+0x37/0x7e0
[  211.281603][ T8121]  ? alloc_iova_fast+0x425/0xad0
[  211.281620][ T8121]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  211.281644][ T8121]  ? iommu_dma_map_sg+0xafa/0x12b0
[  211.281658][ T8121]  ? __dma_map_sg_attrs+0x269/0x540
[  211.281677][ T8121]  ? dma_map_sgtable+0x78/0x100
[  211.281696][ T8121]  ? system_heap_map_dma_buf+0x66/0xf0
[  211.281723][ T8121]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  211.281751][ T8121]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  211.281778][ T8121]  ? __lock_acquire+0x436/0x2890
[  211.281807][ T8121]  ? iommu_pgsize+0x294/0x300
[  211.281837][ T8121]  iommu_map_nosync+0x33a/0x720
[  211.281879][ T8121]  ? __pfx_iommu_map_nosync+0x10/0x10
[  211.281898][ T8121]  ? lock_acquire+0x179/0x330
[  211.281919][ T8121]  ? find_held_lock+0x2b/0x80
[  211.281944][ T8121]  ? iommu_map_sg+0x5ee/0x9d0
[  211.281966][ T8121]  iommu_map_sg+0x1c1/0x9d0
[  211.281991][ T8121]  iommu_dma_map_sg+0xb30/0x12b0
[  211.282016][ T8121]  __dma_map_sg_attrs+0x269/0x540
[  211.282040][ T8121]  dma_map_sgtable+0x78/0x100
[  211.282063][ T8121]  system_heap_map_dma_buf+0x66/0xf0
[  211.282087][ T8121]  dma_buf_map_attachment+0x161/0x5f0
[  211.282113][ T8121]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  211.282137][ T8121]  drm_gem_prime_import_dev+0x166/0x420
[  211.282158][ T8121]  virtgpu_gem_prime_import+0x16c/0x7e0
[  211.282180][ T8121]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.282198][ T8121]  ? find_held_lock+0x2b/0x80
[  211.282224][ T8121]  ? __fget_files+0x204/0x3c0
[  211.282251][ T8121]  ? __fget_files+0x20e/0x3c0
[  211.282276][ T8121]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.282295][ T8121]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  211.282318][ T8121]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  211.282339][ T8121]  drm_ioctl_kernel+0x1f4/0x3e0
[  211.282361][ T8121]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.282382][ T8121]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  211.282413][ T8121]  drm_ioctl+0x5c9/0xc30
[  211.282439][ T8121]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.282460][ T8121]  ? __pfx_drm_ioctl+0x10/0x10
[  211.282493][ T8121]  ? selinux_file_ioctl+0x180/0x270
[  211.282541][ T8121]  ? selinux_file_ioctl+0xb4/0x270
[  211.282566][ T8121]  ? __pfx_drm_ioctl+0x10/0x10
[  211.282589][ T8121]  __x64_sys_ioctl+0x18e/0x210
[  211.282611][ T8121]  do_syscall_64+0xcd/0xf80
[  211.282636][ T8121]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.282653][ T8121] RIP: 0033:0x7fe3f9d8ec29
[  211.282668][ T8121] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  211.282684][ T8121] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  211.282702][ T8121] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  211.282713][ T8121] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  211.282724][ T8121] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  211.282734][ T8121] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  211.282744][ T8121] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  211.282769][ T8121]  </TASK>
[  211.283609][ T8125] FAULT_INJECTION: forcing a failure.
[  211.283609][ T8125] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  211.283749][ T8127] FAULT_INJECTION: forcing a failure.
[  211.283749][ T8127] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  211.286987][ T8123] FAULT_INJECTION: forcing a failure.
[  211.286987][ T8123] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  211.292198][ T8127] CPU: 3 UID: 0 PID: 8127 Comm: syz.2.840 Not tainted syzkaller #0 PREEMPT(full) 
[  211.292218][ T8127] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.292227][ T8127] Call Trace:
[  211.292232][ T8127]  <TASK>
[  211.292237][ T8127]  dump_stack_lvl+0x16c/0x1f0
[  211.292260][ T8127]  should_fail_ex+0x512/0x640
[  211.292283][ T8127]  should_fail_alloc_page+0xe7/0x130
[  211.292303][ T8127]  prepare_alloc_pages+0x401/0x670
[  211.292321][ T8127]  ? rcu_is_watching+0x12/0xc0
[  211.292336][ T8127]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  211.292352][ T8127]  ? stack_trace_save+0x8e/0xc0
[  211.292367][ T8127]  ? __pfx_stack_trace_save+0x10/0x10
[  211.292388][ T8127]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  211.292404][ T8127]  ? __update_page_owner_handle+0x395/0x550
[  211.292427][ T8127]  ? clflush_cache_range+0x68/0x90
[  211.292445][ T8127]  ? __map_range_leaf+0x636/0x7b0
[  211.292469][ T8127]  __folio_alloc_noprof+0x11/0x220
[  211.292483][ T8127]  iommu_alloc_pages_node_sz+0x11f/0x350
[  211.292500][ T8127]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  211.292516][ T8127]  ? update_sd_lb_stats.constprop.0+0x1300/0x2df0
[  211.292548][ T8127]  ? clflush_cache_range+0x68/0x90
[  211.292567][ T8127]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.292589][ T8127]  __map_range+0x4ec/0xa60
[  211.292612][ T8127]  ? __pfx___map_range+0x10/0x10
[  211.292638][ T8127]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.292658][ T8127]  __map_range+0x28e/0xa60
[  211.292678][ T8127]  ? __pfx___map_range+0x10/0x10
[  211.292696][ T8127]  ? kernel_text_address+0x8d/0x100
[  211.292716][ T8127]  ? __kernel_text_address+0xd/0x40
[  211.292734][ T8127]  ? unwind_get_return_address+0x59/0xa0
[  211.292760][ T8127]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.292781][ T8127]  __map_range+0x28e/0xa60
[  211.292798][ T8127]  ? __pfx___map_range+0x10/0x10
[  211.292809][ T8127]  ? is_bpf_text_address+0x8a/0x1a0
[  211.292824][ T8127]  ? kmem_cache_alloc_noprof+0x193/0x770
[  211.292834][ T8127]  ? alloc_iova+0x37/0x7e0
[  211.292846][ T8127]  ? alloc_iova_fast+0x425/0xad0
[  211.292860][ T8127]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  211.292883][ T8127]  ? iommu_dma_map_sg+0xafa/0x12b0
[  211.292896][ T8127]  ? __dma_map_sg_attrs+0x269/0x540
[  211.292916][ T8127]  ? dma_map_sgtable+0x78/0x100
[  211.292934][ T8127]  ? system_heap_map_dma_buf+0x66/0xf0
[  211.292958][ T8127]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  211.292983][ T8127]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  211.293007][ T8127]  ? __lock_acquire+0x436/0x2890
[  211.293034][ T8127]  ? iommu_pgsize+0x294/0x300
[  211.293062][ T8127]  iommu_map_nosync+0x33a/0x720
[  211.293088][ T8127]  ? __pfx_iommu_map_nosync+0x10/0x10
[  211.293107][ T8127]  ? lock_acquire+0x179/0x330
[  211.293127][ T8127]  ? find_held_lock+0x2b/0x80
[  211.293152][ T8127]  ? iommu_map_sg+0x5ee/0x9d0
[  211.293172][ T8127]  iommu_map_sg+0x1c1/0x9d0
[  211.293194][ T8127]  iommu_dma_map_sg+0xb30/0x12b0
[  211.293218][ T8127]  __dma_map_sg_attrs+0x269/0x540
[  211.293241][ T8127]  dma_map_sgtable+0x78/0x100
[  211.293262][ T8127]  system_heap_map_dma_buf+0x66/0xf0
[  211.293309][ T8127]  dma_buf_map_attachment+0x161/0x5f0
[  211.293336][ T8127]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  211.293360][ T8127]  drm_gem_prime_import_dev+0x166/0x420
[  211.293382][ T8127]  virtgpu_gem_prime_import+0x16c/0x7e0
[  211.293402][ T8127]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.293420][ T8127]  ? find_held_lock+0x2b/0x80
[  211.293445][ T8127]  ? __fget_files+0x204/0x3c0
[  211.293472][ T8127]  ? __fget_files+0x20e/0x3c0
[  211.293497][ T8127]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.293518][ T8127]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  211.293546][ T8127]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  211.293567][ T8127]  drm_ioctl_kernel+0x1f4/0x3e0
[  211.293589][ T8127]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.293610][ T8127]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  211.293640][ T8127]  drm_ioctl+0x5c9/0xc30
[  211.293666][ T8127]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.293686][ T8127]  ? __pfx_drm_ioctl+0x10/0x10
[  211.293719][ T8127]  ? selinux_file_ioctl+0x180/0x270
[  211.293741][ T8127]  ? selinux_file_ioctl+0xb4/0x270
[  211.293763][ T8127]  ? __pfx_drm_ioctl+0x10/0x10
[  211.293786][ T8127]  __x64_sys_ioctl+0x18e/0x210
[  211.293809][ T8127]  do_syscall_64+0xcd/0xf80
[  211.293833][ T8127]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.293851][ T8127] RIP: 0033:0x7f38a618ec29
[  211.293866][ T8127] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  211.293882][ T8127] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  211.293900][ T8127] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  211.293911][ T8127] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  211.293922][ T8127] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  211.293933][ T8127] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  211.293943][ T8127] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  211.293968][ T8127]  </TASK>
[  211.308314][ T8125] CPU: 2 UID: 0 PID: 8125 Comm: syz.1.839 Not tainted syzkaller #0 PREEMPT(full) 
[  211.308330][ T8125] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.308338][ T8125] Call Trace:
[  211.308342][ T8125]  <TASK>
[  211.308346][ T8125]  dump_stack_lvl+0x16c/0x1f0
[  211.308363][ T8125]  should_fail_ex+0x512/0x640
[  211.308382][ T8125]  _copy_from_user+0x2e/0xd0
[  211.308398][ T8125]  kstrtouint_from_user+0xd6/0x1d0
[  211.308410][ T8125]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  211.308421][ T8125]  ? __lock_acquire+0x436/0x2890
[  211.308436][ T8125]  ? lock_acquire+0x179/0x330
[  211.308451][ T8125]  proc_fail_nth_write+0x83/0x220
[  211.308463][ T8125]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.308478][ T8125]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.308488][ T8125]  vfs_write+0x2a0/0x11d0
[  211.308502][ T8125]  ? __pfx___mutex_lock+0x10/0x10
[  211.308519][ T8125]  ? __pfx_vfs_write+0x10/0x10
[  211.308536][ T8125]  ? __fget_files+0x20e/0x3c0
[  211.308555][ T8125]  ksys_write+0x12a/0x250
[  211.308569][ T8125]  ? __pfx_ksys_write+0x10/0x10
[  211.308587][ T8125]  ? __secure_computing+0x28e/0x3b0
[  211.308613][ T8125]  do_syscall_64+0xcd/0xf80
[  211.308637][ T8125]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.308655][ T8125] RIP: 0033:0x7fae4058d6df
[  211.308669][ T8125] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  211.308686][ T8125] RSP: 002b:00007fae413de030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  211.308702][ T8125] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae4058d6df
[  211.308709][ T8125] RDX: 0000000000000001 RSI: 00007fae413de0a0 RDI: 0000000000000006
[  211.308715][ T8125] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  211.308721][ T8125] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  211.308727][ T8125] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  211.308742][ T8125]  </TASK>
[  211.322717][ T8129] FAULT_INJECTION: forcing a failure.
[  211.322717][ T8129] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  211.325011][ T8123] CPU: 1 UID: 0 PID: 8123 Comm: syz.0.838 Not tainted syzkaller #0 PREEMPT(full) 
[  211.325036][ T8123] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.325048][ T8123] Call Trace:
[  211.325055][ T8123]  <TASK>
[  211.325063][ T8123]  dump_stack_lvl+0x16c/0x1f0
[  211.325090][ T8123]  should_fail_ex+0x512/0x640
[  211.325120][ T8123]  _copy_from_user+0x2e/0xd0
[  211.325162][ T8123]  kstrtouint_from_user+0xd6/0x1d0
[  211.325184][ T8123]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  211.325203][ T8123]  ? __lock_acquire+0x436/0x2890
[  211.325229][ T8123]  ? lock_acquire+0x179/0x330
[  211.325257][ T8123]  proc_fail_nth_write+0x83/0x220
[  211.325278][ T8123]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.325337][ T8123]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.325362][ T8123]  vfs_write+0x2a0/0x11d0
[  211.325387][ T8123]  ? __pfx___mutex_lock+0x10/0x10
[  211.325414][ T8123]  ? __pfx_vfs_write+0x10/0x10
[  211.325445][ T8123]  ? __fget_files+0x20e/0x3c0
[  211.325479][ T8123]  ksys_write+0x12a/0x250
[  211.325501][ T8123]  ? __pfx_ksys_write+0x10/0x10
[  211.325526][ T8123]  ? __secure_computing+0x28e/0x3b0
[  211.325558][ T8123]  do_syscall_64+0xcd/0xf80
[  211.325585][ T8123]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.325603][ T8123] RIP: 0033:0x7f34e1f8d6df
[  211.325619][ T8123] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  211.325635][ T8123] RSP: 002b:00007f34e2e57030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  211.325651][ T8123] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34e1f8d6df
[  211.325662][ T8123] RDX: 0000000000000001 RSI: 00007f34e2e570a0 RDI: 0000000000000006
[  211.325671][ T8123] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  211.325681][ T8123] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  211.325690][ T8123] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  211.325713][ T8123]  </TASK>
[  211.472349][   T64] Bluetooth: hci2: command 0x0406 tx timeout
[  211.473835][ T6306] Bluetooth: hci1: command 0x0406 tx timeout
[  211.477916][ T6298] Bluetooth: hci3: command 0x0406 tx timeout
[  211.477935][ T8129] CPU: 3 UID: 0 PID: 8129 Comm: syz.3.841 Not tainted syzkaller #0 PREEMPT(full) 
[  211.477958][ T8129] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.477970][ T8129] Call Trace:
[  211.477977][ T8129]  <TASK>
[  211.477985][ T8129]  dump_stack_lvl+0x16c/0x1f0
[  211.478013][ T8129]  should_fail_ex+0x512/0x640
[  211.478042][ T8129]  should_fail_alloc_page+0xe7/0x130
[  211.478068][ T8129]  prepare_alloc_pages+0x401/0x670
[  211.478106][ T8129]  ? rcu_is_watching+0x12/0xc0
[  211.478127][ T8129]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  211.478149][ T8129]  ? stack_trace_save+0x8e/0xc0
[  211.478168][ T8129]  ? __pfx_stack_trace_save+0x10/0x10
[  211.478208][ T8129]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  211.478229][ T8129]  ? __update_page_owner_handle+0x395/0x550
[  211.478259][ T8129]  ? clflush_cache_range+0x68/0x90
[  211.478288][ T8129]  ? __map_range_leaf+0x636/0x7b0
[  211.478318][ T8129]  __folio_alloc_noprof+0x11/0x220
[  211.478337][ T8129]  iommu_alloc_pages_node_sz+0x11f/0x350
[  211.478359][ T8129]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  211.478380][ T8129]  ? clflush_cache_range+0x68/0x90
[  211.478400][ T8129]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.478423][ T8129]  __map_range+0x4ec/0xa60
[  211.478446][ T8129]  ? __pfx___map_range+0x10/0x10
[  211.478474][ T8129]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.478497][ T8129]  __map_range+0x28e/0xa60
[  211.478521][ T8129]  ? __pfx___map_range+0x10/0x10
[  211.478538][ T8129]  ? kernel_text_address+0x8d/0x100
[  211.478562][ T8129]  ? __kernel_text_address+0xd/0x40
[  211.478583][ T8129]  ? unwind_get_return_address+0x59/0xa0
[  211.478612][ T8129]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.478650][ T8129]  __map_range+0x28e/0xa60
[  211.478674][ T8129]  ? __pfx___map_range+0x10/0x10
[  211.478691][ T8129]  ? is_bpf_text_address+0x8a/0x1a0
[  211.478713][ T8129]  ? kmem_cache_alloc_noprof+0x193/0x770
[  211.478728][ T8129]  ? alloc_iova+0x37/0x7e0
[  211.478742][ T8129]  ? alloc_iova_fast+0x425/0xad0
[  211.478756][ T8129]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  211.478777][ T8129]  ? iommu_dma_map_sg+0xafa/0x12b0
[  211.478790][ T8129]  ? __dma_map_sg_attrs+0x269/0x540
[  211.478809][ T8129]  ? dma_map_sgtable+0x78/0x100
[  211.478826][ T8129]  ? system_heap_map_dma_buf+0x66/0xf0
[  211.478852][ T8129]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  211.478877][ T8129]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  211.478901][ T8129]  ? __lock_acquire+0x436/0x2890
[  211.478928][ T8129]  ? iommu_pgsize+0x294/0x300
[  211.478954][ T8129]  iommu_map_nosync+0x33a/0x720
[  211.478978][ T8129]  ? __pfx_iommu_map_nosync+0x10/0x10
[  211.478996][ T8129]  ? lock_acquire+0x179/0x330
[  211.479015][ T8129]  ? find_held_lock+0x2b/0x80
[  211.479038][ T8129]  ? iommu_map_sg+0x5ee/0x9d0
[  211.479058][ T8129]  iommu_map_sg+0x1c1/0x9d0
[  211.479082][ T8129]  iommu_dma_map_sg+0xb30/0x12b0
[  211.479108][ T8129]  __dma_map_sg_attrs+0x269/0x540
[  211.479130][ T8129]  dma_map_sgtable+0x78/0x100
[  211.479151][ T8129]  system_heap_map_dma_buf+0x66/0xf0
[  211.479173][ T8129]  dma_buf_map_attachment+0x161/0x5f0
[  211.479196][ T8129]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  211.479218][ T8129]  drm_gem_prime_import_dev+0x166/0x420
[  211.479238][ T8129]  virtgpu_gem_prime_import+0x16c/0x7e0
[  211.479258][ T8129]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.479276][ T8129]  ? find_held_lock+0x2b/0x80
[  211.479306][ T8129]  ? __fget_files+0x204/0x3c0
[  211.479334][ T8129]  ? __fget_files+0x20e/0x3c0
[  211.479361][ T8129]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.479382][ T8129]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  211.479405][ T8129]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  211.479427][ T8129]  drm_ioctl_kernel+0x1f4/0x3e0
[  211.479449][ T8129]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.479471][ T8129]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  211.479502][ T8129]  drm_ioctl+0x5c9/0xc30
[  211.479528][ T8129]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.479550][ T8129]  ? __pfx_drm_ioctl+0x10/0x10
[  211.479582][ T8129]  ? selinux_file_ioctl+0x180/0x270
[  211.479605][ T8129]  ? selinux_file_ioctl+0xb4/0x270
[  211.479628][ T8129]  ? __pfx_drm_ioctl+0x10/0x10
[  211.479653][ T8129]  __x64_sys_ioctl+0x18e/0x210
[  211.479681][ T8129]  do_syscall_64+0xcd/0xf80
[  211.479707][ T8129]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.479724][ T8129] RIP: 0033:0x7fe3f9d8ec29
[  211.479740][ T8129] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  211.479757][ T8129] RSP: 002b:00007fe3facb7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  211.479774][ T8129] RAX: ffffffffffffffda RBX: 00007fe3f9fd5fa0 RCX: 00007fe3f9d8ec29
[  211.479786][ T8129] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  211.479796][ T8129] RBP: 00007fe3facb7090 R08: 0000000000000000 R09: 0000000000000000
[  211.479807][ T8129] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  211.479817][ T8129] R13: 00007fe3f9fd6038 R14: 00007fe3f9fd5fa0 R15: 00007ffdc23c2b68
[  211.479843][ T8129]  </TASK>
[  211.484351][ T8131] FAULT_INJECTION: forcing a failure.
[  211.484351][ T8131] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  211.486644][ T6305] Bluetooth: hci0: command 0x0406 tx timeout
[  211.493551][ T8131] CPU: 3 UID: 0 PID: 8131 Comm: syz.2.842 Not tainted syzkaller #0 PREEMPT(full) 
[  211.493574][ T8131] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.493586][ T8131] Call Trace:
[  211.493592][ T8131]  <TASK>
[  211.493599][ T8131]  dump_stack_lvl+0x16c/0x1f0
[  211.493626][ T8131]  should_fail_ex+0x512/0x640
[  211.493655][ T8131]  should_fail_alloc_page+0xe7/0x130
[  211.493681][ T8131]  prepare_alloc_pages+0x401/0x670
[  211.493705][ T8131]  ? rcu_is_watching+0x12/0xc0
[  211.493725][ T8131]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  211.493746][ T8131]  ? stack_trace_save+0x8e/0xc0
[  211.493765][ T8131]  ? __pfx_stack_trace_save+0x10/0x10
[  211.493792][ T8131]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  211.493811][ T8131]  ? __update_page_owner_handle+0x395/0x550
[  211.493839][ T8131]  ? clflush_cache_range+0x68/0x90
[  211.493865][ T8131]  ? __map_range_leaf+0x636/0x7b0
[  211.493895][ T8131]  __folio_alloc_noprof+0x11/0x220
[  211.493913][ T8131]  iommu_alloc_pages_node_sz+0x11f/0x350
[  211.493935][ T8131]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  211.493957][ T8131]  ? clflush_cache_range+0x68/0x90
[  211.493977][ T8131]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.494001][ T8131]  __map_range+0x4ec/0xa60
[  211.494024][ T8131]  ? __pfx___map_range+0x10/0x10
[  211.494052][ T8131]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.494076][ T8131]  __map_range+0x28e/0xa60
[  211.494099][ T8131]  ? __pfx___map_range+0x10/0x10
[  211.494118][ T8131]  ? kernel_text_address+0x8d/0x100
[  211.494141][ T8131]  ? __kernel_text_address+0xd/0x40
[  211.494162][ T8131]  ? unwind_get_return_address+0x59/0xa0
[  211.494191][ T8131]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  211.494215][ T8131]  __map_range+0x28e/0xa60
[  211.494238][ T8131]  ? __pfx___map_range+0x10/0x10
[  211.494257][ T8131]  ? is_bpf_text_address+0x8a/0x1a0
[  211.494282][ T8131]  ? kmem_cache_alloc_noprof+0x193/0x770
[  211.494298][ T8131]  ? alloc_iova+0x37/0x7e0
[  211.494313][ T8131]  ? alloc_iova_fast+0x425/0xad0
[  211.494329][ T8131]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  211.494357][ T8131]  ? iommu_dma_map_sg+0xafa/0x12b0
[  211.494372][ T8131]  ? __dma_map_sg_attrs+0x269/0x540
[  211.494392][ T8131]  ? dma_map_sgtable+0x78/0x100
[  211.494411][ T8131]  ? system_heap_map_dma_buf+0x66/0xf0
[  211.494439][ T8131]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  211.494467][ T8131]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  211.494493][ T8131]  ? __lock_acquire+0x436/0x2890
[  211.494522][ T8131]  ? iommu_pgsize+0x294/0x300
[  211.494552][ T8131]  iommu_map_nosync+0x33a/0x720
[  211.494579][ T8131]  ? __pfx_iommu_map_nosync+0x10/0x10
[  211.494597][ T8131]  ? lock_acquire+0x179/0x330
[  211.494617][ T8131]  ? find_held_lock+0x2b/0x80
[  211.494642][ T8131]  ? iommu_map_sg+0x5ee/0x9d0
[  211.494665][ T8131]  iommu_map_sg+0x1c1/0x9d0
[  211.494692][ T8131]  iommu_dma_map_sg+0xb30/0x12b0
[  211.494721][ T8131]  __dma_map_sg_attrs+0x269/0x540
[  211.494746][ T8131]  dma_map_sgtable+0x78/0x100
[  211.494768][ T8131]  system_heap_map_dma_buf+0x66/0xf0
[  211.494793][ T8131]  dma_buf_map_attachment+0x161/0x5f0
[  211.494818][ T8131]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  211.494843][ T8131]  drm_gem_prime_import_dev+0x166/0x420
[  211.494865][ T8131]  virtgpu_gem_prime_import+0x16c/0x7e0
[  211.494886][ T8131]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.494905][ T8131]  ? find_held_lock+0x2b/0x80
[  211.494931][ T8131]  ? __fget_files+0x204/0x3c0
[  211.494959][ T8131]  ? __fget_files+0x20e/0x3c0
[  211.494985][ T8131]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  211.495005][ T8131]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  211.495029][ T8131]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  211.495050][ T8131]  drm_ioctl_kernel+0x1f4/0x3e0
[  211.495074][ T8131]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.495095][ T8131]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  211.495127][ T8131]  drm_ioctl+0x5c9/0xc30
[  211.495153][ T8131]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  211.495174][ T8131]  ? __pfx_drm_ioctl+0x10/0x10
[  211.495208][ T8131]  ? selinux_file_ioctl+0x180/0x270
[  211.495230][ T8131]  ? selinux_file_ioctl+0xb4/0x270
[  211.495254][ T8131]  ? __pfx_drm_ioctl+0x10/0x10
[  211.495278][ T8131]  __x64_sys_ioctl+0x18e/0x210
[  211.495301][ T8131]  do_syscall_64+0xcd/0xf80
[  211.495325][ T8131]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.495348][ T8131] RIP: 0033:0x7f38a618ec29
[  211.495364][ T8131] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  211.495381][ T8131] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  211.495399][ T8131] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  211.495411][ T8131] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  211.495422][ T8131] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  211.495433][ T8131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  211.495444][ T8131] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  211.495470][ T8131]  </TASK>
[  211.496090][ T8135] FAULT_INJECTION: forcing a failure.
[  211.496090][ T8135] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  211.498457][ T8133] FAULT_INJECTION: forcing a failure.
[  211.498457][ T8133] name fail_usercopy, interval 1, probability 0, space 0, times 0
[  211.498476][ T8133] CPU: 2 UID: 0 PID: 8133 Comm: syz.0.844 Not tainted syzkaller #0 PREEMPT(full) 
[  211.498488][ T8133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.498495][ T8133] Call Trace:
[  211.498499][ T8133]  <TASK>
[  211.498503][ T8133]  dump_stack_lvl+0x16c/0x1f0
[  211.498520][ T8133]  should_fail_ex+0x512/0x640
[  211.498538][ T8133]  _copy_from_user+0x2e/0xd0
[  211.498556][ T8133]  kstrtouint_from_user+0xd6/0x1d0
[  211.498568][ T8133]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  211.498579][ T8133]  ? __lock_acquire+0x436/0x2890
[  211.498594][ T8133]  ? lock_acquire+0x179/0x330
[  211.498609][ T8133]  proc_fail_nth_write+0x83/0x220
[  211.498621][ T8133]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.498636][ T8133]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.498646][ T8133]  vfs_write+0x2a0/0x11d0
[  211.498660][ T8133]  ? __pfx___mutex_lock+0x10/0x10
[  211.498676][ T8133]  ? __pfx_vfs_write+0x10/0x10
[  211.498692][ T8133]  ? __fget_files+0x20e/0x3c0
[  211.498710][ T8133]  ksys_write+0x12a/0x250
[  211.498723][ T8133]  ? __pfx_ksys_write+0x10/0x10
[  211.498737][ T8133]  ? __secure_computing+0x28e/0x3b0
[  211.498755][ T8133]  do_syscall_64+0xcd/0xf80
[  211.498769][ T8133]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.498781][ T8133] RIP: 0033:0x7f34e1f8d6df
[  211.498789][ T8133] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  211.498800][ T8133] RSP: 002b:00007f34e2e57030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  211.498810][ T8133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f34e1f8d6df
[  211.498817][ T8133] RDX: 0000000000000001 RSI: 00007f34e2e570a0 RDI: 0000000000000006
[  211.498822][ T8133] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  211.498828][ T8133] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  211.498834][ T8133] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  211.498848][ T8133]  </TASK>
[  211.537066][ T8140] FAULT_INJECTION: forcing a failure.
[  211.537066][ T8140] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  211.548360][ T8135] CPU: 2 UID: 0 PID: 8135 Comm: syz.1.843 Not tainted syzkaller #0 PREEMPT(full) 
[  211.548383][ T8135] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  211.548393][ T8135] Call Trace:
[  211.548399][ T8135]  <TASK>
[  211.548405][ T8135]  dump_stack_lvl+0x16c/0x1f0
[  211.548431][ T8135]  should_fail_ex+0x512/0x640
[  211.548461][ T8135]  _copy_from_user+0x2e/0xd0
[  211.548485][ T8135]  kstrtouint_from_user+0xd6/0x1d0
[  211.548503][ T8135]  ? __pfx_kstrtouint_from_user+0x10/0x10
[  211.548519][ T8135]  ? __lock_acquire+0x436/0x2890
[  211.548539][ T8135]  ? lock_acquire+0x179/0x330
[  211.548560][ T8135]  proc_fail_nth_write+0x83/0x220
[  211.548578][ T8135]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.548600][ T8135]  ? __pfx_proc_fail_nth_write+0x10/0x10
[  211.548616][ T8135]  vfs_write+0x2a0/0x11d0
[  211.548639][ T8135]  ? __pfx___mutex_lock+0x10/0x10
[  211.548661][ T8135]  ? __pfx_vfs_write+0x10/0x10
[  211.548687][ T8135]  ? __fget_files+0x20e/0x3c0
[  211.548717][ T8135]  ksys_write+0x12a/0x250
[  211.548737][ T8135]  ? __pfx_ksys_write+0x10/0x10
[  211.548757][ T8135]  ? __secure_computing+0x28e/0x3b0
[  211.548786][ T8135]  do_syscall_64+0xcd/0xf80
[  211.548809][ T8135]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  211.548826][ T8135] RIP: 0033:0x7fae4058d6df
[  211.548894][ T8135] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
[  211.548909][ T8135] RSP: 002b:00007fae413de030 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
[  211.548925][ T8135] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae4058d6df
[  211.548937][ T8135] RDX: 0000000000000001 RSI: 00007fae413de0a0 RDI: 0000000000000006
[  211.548946][ T8135] RBP: 00007fae413de090 R08: 0000000000000000 R09: 0000000000000000
[  211.548956][ T8135] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
[  211.548966][ T8135] R13: 00007fae407d6038 R14: 00007fae407d5fa0 R15: 00007ffe7f161b68
[  211.548990][ T8135]  </TASK>
[  212.422095][ T8140] CPU: 1 UID: 0 PID: 8140 Comm: syz.0.846 Not tainted syzkaller #0 PREEMPT(full) 
[  212.422111][ T8140] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  212.422118][ T8140] Call Trace:
[  212.422123][ T8140]  <TASK>
[  212.422128][ T8140]  dump_stack_lvl+0x16c/0x1f0
[  212.422146][ T8140]  should_fail_ex+0x512/0x640
[  212.422166][ T8140]  should_fail_alloc_page+0xe7/0x130
[  212.422183][ T8140]  prepare_alloc_pages+0x401/0x670
[  212.422198][ T8140]  ? rcu_is_watching+0x12/0xc0
[  212.422210][ T8140]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  212.422223][ T8140]  ? stack_trace_save+0x8e/0xc0
[  212.422235][ T8140]  ? __pfx_stack_trace_save+0x10/0x10
[  212.422251][ T8140]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  212.422263][ T8140]  ? __update_page_owner_handle+0x395/0x550
[  212.422282][ T8140]  ? clflush_cache_range+0x68/0x90
[  212.422309][ T8140]  ? __map_range_leaf+0x636/0x7b0
[  212.422330][ T8140]  __folio_alloc_noprof+0x11/0x220
[  212.422340][ T8140]  iommu_alloc_pages_node_sz+0x11f/0x350
[  212.422355][ T8140]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  212.422369][ T8140]  ? clflush_cache_range+0x68/0x90
[  212.422381][ T8140]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.422395][ T8140]  __map_range+0x4ec/0xa60
[  212.422409][ T8140]  ? __pfx___map_range+0x10/0x10
[  212.422428][ T8140]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.422442][ T8140]  __map_range+0x28e/0xa60
[  212.422456][ T8140]  ? __pfx___map_range+0x10/0x10
[  212.422467][ T8140]  ? kernel_text_address+0x8d/0x100
[  212.422482][ T8140]  ? __kernel_text_address+0xd/0x40
[  212.422495][ T8140]  ? unwind_get_return_address+0x59/0xa0
[  212.422513][ T8140]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.422526][ T8140]  __map_range+0x28e/0xa60
[  212.422540][ T8140]  ? __pfx___map_range+0x10/0x10
[  212.422551][ T8140]  ? is_bpf_text_address+0x8a/0x1a0
[  212.422566][ T8140]  ? kmem_cache_alloc_noprof+0x193/0x770
[  212.422576][ T8140]  ? alloc_iova+0x37/0x7e0
[  212.422589][ T8140]  ? alloc_iova_fast+0x425/0xad0
[  212.422599][ T8140]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  212.422614][ T8140]  ? iommu_dma_map_sg+0xafa/0x12b0
[  212.422623][ T8140]  ? __dma_map_sg_attrs+0x269/0x540
[  212.422635][ T8140]  ? dma_map_sgtable+0x78/0x100
[  212.422647][ T8140]  ? system_heap_map_dma_buf+0x66/0xf0
[  212.422665][ T8140]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  212.422681][ T8140]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  212.422698][ T8140]  ? __lock_acquire+0x436/0x2890
[  212.422715][ T8140]  ? iommu_pgsize+0x294/0x300
[  212.422733][ T8140]  iommu_map_nosync+0x33a/0x720
[  212.422748][ T8140]  ? __pfx_iommu_map_nosync+0x10/0x10
[  212.422760][ T8140]  ? lock_acquire+0x179/0x330
[  212.422772][ T8140]  ? find_held_lock+0x2b/0x80
[  212.422788][ T8140]  ? iommu_map_sg+0x5ee/0x9d0
[  212.422801][ T8140]  iommu_map_sg+0x1c1/0x9d0
[  212.422817][ T8140]  iommu_dma_map_sg+0xb30/0x12b0
[  212.422834][ T8140]  __dma_map_sg_attrs+0x269/0x540
[  212.422848][ T8140]  dma_map_sgtable+0x78/0x100
[  212.422862][ T8140]  system_heap_map_dma_buf+0x66/0xf0
[  212.422878][ T8140]  dma_buf_map_attachment+0x161/0x5f0
[  212.422906][ T8140]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  212.422922][ T8140]  drm_gem_prime_import_dev+0x166/0x420
[  212.422935][ T8140]  virtgpu_gem_prime_import+0x16c/0x7e0
[  212.422949][ T8140]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  212.422961][ T8140]  ? find_held_lock+0x2b/0x80
[  212.422976][ T8140]  ? __fget_files+0x204/0x3c0
[  212.422993][ T8140]  ? __fget_files+0x20e/0x3c0
[  212.423009][ T8140]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  212.423021][ T8140]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  212.423035][ T8140]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  212.423048][ T8140]  drm_ioctl_kernel+0x1f4/0x3e0
[  212.423062][ T8140]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  212.423074][ T8140]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  212.423093][ T8140]  drm_ioctl+0x5c9/0xc30
[  212.423110][ T8140]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  212.423122][ T8140]  ? __pfx_drm_ioctl+0x10/0x10
[  212.423142][ T8140]  ? selinux_file_ioctl+0x180/0x270
[  212.423156][ T8140]  ? selinux_file_ioctl+0xb4/0x270
[  212.423170][ T8140]  ? __pfx_drm_ioctl+0x10/0x10
[  212.423185][ T8140]  __x64_sys_ioctl+0x18e/0x210
[  212.423198][ T8140]  do_syscall_64+0xcd/0xf80
[  212.423213][ T8140]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  212.423225][ T8140] RIP: 0033:0x7f34e1f8ec29
[  212.423234][ T8140] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  212.423245][ T8140] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  212.423255][ T8140] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  212.423262][ T8140] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  212.423268][ T8140] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  212.423275][ T8140] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  212.423281][ T8140] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  212.423295][ T8140]  </TASK>
[  212.424374][ T8138] FAULT_INJECTION: forcing a failure.
[  212.424374][ T8138] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  212.617948][ T8138] CPU: 3 UID: 0 PID: 8138 Comm: syz.2.845 Not tainted syzkaller #0 PREEMPT(full) 
[  212.617964][ T8138] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  212.617971][ T8138] Call Trace:
[  212.617975][ T8138]  <TASK>
[  212.617979][ T8138]  dump_stack_lvl+0x16c/0x1f0
[  212.617998][ T8138]  should_fail_ex+0x512/0x640
[  212.618016][ T8138]  should_fail_alloc_page+0xe7/0x130
[  212.618033][ T8138]  prepare_alloc_pages+0x401/0x670
[  212.618048][ T8138]  ? rcu_is_watching+0x12/0xc0
[  212.618061][ T8138]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  212.618074][ T8138]  ? stack_trace_save+0x8e/0xc0
[  212.618106][ T8138]  ? __pfx_stack_trace_save+0x10/0x10
[  212.618132][ T8138]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  212.618152][ T8138]  ? __update_page_owner_handle+0x395/0x550
[  212.618180][ T8138]  ? clflush_cache_range+0x68/0x90
[  212.618203][ T8138]  ? __map_range_leaf+0x636/0x7b0
[  212.618223][ T8138]  __folio_alloc_noprof+0x11/0x220
[  212.618235][ T8138]  iommu_alloc_pages_node_sz+0x11f/0x350
[  212.618253][ T8138]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  212.618271][ T8138]  ? clflush_cache_range+0x68/0x90
[  212.618287][ T8138]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.618305][ T8138]  __map_range+0x4ec/0xa60
[  212.618324][ T8138]  ? __pfx___map_range+0x10/0x10
[  212.618346][ T8138]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.618366][ T8138]  __map_range+0x28e/0xa60
[  212.618384][ T8138]  ? __pfx___map_range+0x10/0x10
[  212.618398][ T8138]  ? kernel_text_address+0x8d/0x100
[  212.618417][ T8138]  ? __kernel_text_address+0xd/0x40
[  212.618436][ T8138]  ? unwind_get_return_address+0x59/0xa0
[  212.618461][ T8138]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.618481][ T8138]  __map_range+0x28e/0xa60
[  212.618501][ T8138]  ? __pfx___map_range+0x10/0x10
[  212.618517][ T8138]  ? is_bpf_text_address+0x8a/0x1a0
[  212.618538][ T8138]  ? kmem_cache_alloc_noprof+0x193/0x770
[  212.618552][ T8138]  ? alloc_iova+0x37/0x7e0
[  212.618565][ T8138]  ? alloc_iova_fast+0x425/0xad0
[  212.618579][ T8138]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  212.618605][ T8138]  ? iommu_dma_map_sg+0xafa/0x12b0
[  212.618618][ T8138]  ? __dma_map_sg_attrs+0x269/0x540
[  212.618636][ T8138]  ? dma_map_sgtable+0x78/0x100
[  212.618653][ T8138]  ? system_heap_map_dma_buf+0x66/0xf0
[  212.618677][ T8138]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  212.618701][ T8138]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  212.618724][ T8138]  ? __lock_acquire+0x436/0x2890
[  212.618748][ T8138]  ? iommu_pgsize+0x294/0x300
[  212.618771][ T8138]  iommu_map_nosync+0x33a/0x720
[  212.618794][ T8138]  ? __pfx_iommu_map_nosync+0x10/0x10
[  212.618809][ T8138]  ? lock_acquire+0x179/0x330
[  212.618825][ T8138]  ? find_held_lock+0x2b/0x80
[  212.618844][ T8138]  ? iommu_map_sg+0x5ee/0x9d0
[  212.618861][ T8138]  iommu_map_sg+0x1c1/0x9d0
[  212.618881][ T8138]  iommu_dma_map_sg+0xb30/0x12b0
[  212.618902][ T8138]  __dma_map_sg_attrs+0x269/0x540
[  212.618920][ T8138]  dma_map_sgtable+0x78/0x100
[  212.618937][ T8138]  system_heap_map_dma_buf+0x66/0xf0
[  212.618955][ T8138]  dma_buf_map_attachment+0x161/0x5f0
[  212.618976][ T8138]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  212.618994][ T8138]  drm_gem_prime_import_dev+0x166/0x420
[  212.619011][ T8138]  virtgpu_gem_prime_import+0x16c/0x7e0
[  212.619029][ T8138]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  212.619043][ T8138]  ? find_held_lock+0x2b/0x80
[  212.619062][ T8138]  ? __fget_files+0x204/0x3c0
[  212.619084][ T8138]  ? __fget_files+0x20e/0x3c0
[  212.619103][ T8138]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  212.619119][ T8138]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  212.619137][ T8138]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  212.619153][ T8138]  drm_ioctl_kernel+0x1f4/0x3e0
[  212.619171][ T8138]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  212.619187][ T8138]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  212.619212][ T8138]  drm_ioctl+0x5c9/0xc30
[  212.619233][ T8138]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  212.619249][ T8138]  ? __pfx_drm_ioctl+0x10/0x10
[  212.619275][ T8138]  ? selinux_file_ioctl+0x180/0x270
[  212.619293][ T8138]  ? selinux_file_ioctl+0xb4/0x270
[  212.619311][ T8138]  ? __pfx_drm_ioctl+0x10/0x10
[  212.619330][ T8138]  __x64_sys_ioctl+0x18e/0x210
[  212.619348][ T8138]  do_syscall_64+0xcd/0xf80
[  212.619368][ T8138]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  212.619383][ T8138] RIP: 0033:0x7f38a618ec29
[  212.619397][ T8138] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  212.619410][ T8138] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  212.619425][ T8138] RAX: ffffffffffffffda RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  212.619434][ T8138] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  212.619442][ T8138] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  212.619451][ T8138] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  212.619459][ T8138] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  212.619479][ T8138]  </TASK>
[  212.789795][ T8146] FAULT_INJECTION: forcing a failure.
[  212.789795][ T8146] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  212.793941][ T8146] CPU: 1 UID: 0 PID: 8146 Comm: syz.0.849 Not tainted syzkaller #0 PREEMPT(full) 
[  212.793956][ T8146] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  212.793964][ T8146] Call Trace:
[  212.793969][ T8146]  <TASK>
[  212.793974][ T8146]  dump_stack_lvl+0x16c/0x1f0
[  212.793993][ T8146]  should_fail_ex+0x512/0x640
[  212.794011][ T8146]  should_fail_alloc_page+0xe7/0x130
[  212.794028][ T8146]  prepare_alloc_pages+0x401/0x670
[  212.794043][ T8146]  ? rcu_is_watching+0x12/0xc0
[  212.794055][ T8146]  __alloc_frozen_pages_noprof+0x18b/0x2430
[  212.794068][ T8146]  ? __rb_erase_color+0x7b2/0xf20
[  212.794085][ T8146]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[  212.794098][ T8146]  ? set_next_entity+0x11a/0x9d0
[  212.794113][ T8146]  ? clflush_cache_range+0x68/0x90
[  212.794127][ T8146]  ? __map_range_leaf+0x636/0x7b0
[  212.794145][ T8146]  __folio_alloc_noprof+0x11/0x220
[  212.794156][ T8146]  iommu_alloc_pages_node_sz+0x11f/0x350
[  212.794170][ T8146]  ? __pfx_iommu_alloc_pages_node_sz+0x10/0x10
[  212.794182][ T8146]  ? __print_lock_name+0x80/0xe0
[  212.794198][ T8146]  ? clflush_cache_range+0x68/0x90
[  212.794210][ T8146]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.794224][ T8146]  __map_range+0x4ec/0xa60
[  212.794238][ T8146]  ? __pfx___map_range+0x10/0x10
[  212.794254][ T8146]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.794273][ T8146]  __map_range+0x28e/0xa60
[  212.794286][ T8146]  ? __pfx___map_range+0x10/0x10
[  212.794297][ T8146]  ? kernel_text_address+0x8d/0x100
[  212.794314][ T8146]  ? __kernel_text_address+0xd/0x40
[  212.794333][ T8146]  ? unwind_get_return_address+0x59/0xa0
[  212.794361][ T8146]  ? _pt_iter_first.constprop.0+0x22b/0x510
[  212.794383][ T8146]  __map_range+0x28e/0xa60
[  212.794403][ T8146]  ? __pfx___map_range+0x10/0x10
[  212.794419][ T8146]  ? is_bpf_text_address+0x8a/0x1a0
[  212.794440][ T8146]  ? kmem_cache_alloc_noprof+0x193/0x770
[  212.794456][ T8146]  ? alloc_iova+0x37/0x7e0
[  212.794472][ T8146]  ? alloc_iova_fast+0x425/0xad0
[  212.794486][ T8146]  ? iommu_dma_alloc_iova+0x2e4/0x460
[  212.794501][ T8146]  ? iommu_dma_map_sg+0xafa/0x12b0
[  212.794511][ T8146]  ? __dma_map_sg_attrs+0x269/0x540
[  212.794524][ T8146]  ? dma_map_sgtable+0x78/0x100
[  212.794536][ T8146]  ? system_heap_map_dma_buf+0x66/0xf0
[  212.794553][ T8146]  pt_iommu_vtdss_map_pages+0x6f3/0xf50
[  212.794570][ T8146]  ? __pfx_pt_iommu_vtdss_map_pages+0x10/0x10
[  212.794586][ T8146]  ? __lock_acquire+0x436/0x2890
[  212.794603][ T8146]  ? iommu_pgsize+0x294/0x300
[  212.794621][ T8146]  iommu_map_nosync+0x33a/0x720
[  212.794636][ T8146]  ? __pfx_iommu_map_nosync+0x10/0x10
[  212.794648][ T8146]  ? lock_acquire+0x179/0x330
[  212.794674][ T8146]  ? find_held_lock+0x2b/0x80
[  212.794692][ T8146]  ? iommu_map_sg+0x5ee/0x9d0
[  212.794705][ T8146]  iommu_map_sg+0x1c1/0x9d0
[  212.794720][ T8146]  iommu_dma_map_sg+0xb30/0x12b0
[  212.794737][ T8146]  __dma_map_sg_attrs+0x269/0x540
[  212.794752][ T8146]  dma_map_sgtable+0x78/0x100
[  212.794766][ T8146]  system_heap_map_dma_buf+0x66/0xf0
[  212.794781][ T8146]  dma_buf_map_attachment+0x161/0x5f0
[  212.794796][ T8146]  dma_buf_map_attachment_unlocked+0x9e/0x150
[  212.794811][ T8146]  drm_gem_prime_import_dev+0x166/0x420
[  212.794824][ T8146]  virtgpu_gem_prime_import+0x16c/0x7e0
[  212.794837][ T8146]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  212.794848][ T8146]  ? find_held_lock+0x2b/0x80
[  212.794864][ T8146]  ? __fget_files+0x204/0x3c0
[  212.794881][ T8146]  ? __fget_files+0x20e/0x3c0
[  212.794897][ T8146]  ? __pfx_virtgpu_gem_prime_import+0x10/0x10
[  212.794909][ T8146]  drm_gem_prime_fd_to_handle+0x1a9/0x5c0
[  212.794923][ T8146]  drm_prime_fd_to_handle_ioctl+0xd6/0x110
[  212.794936][ T8146]  drm_ioctl_kernel+0x1f4/0x3e0
[  212.794950][ T8146]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  212.794962][ T8146]  ? __pfx_drm_ioctl_kernel+0x10/0x10
[  212.794981][ T8146]  drm_ioctl+0x5c9/0xc30
[  212.794997][ T8146]  ? __pfx_drm_prime_fd_to_handle_ioctl+0x10/0x10
[  212.795010][ T8146]  ? __pfx_drm_ioctl+0x10/0x10
[  212.795030][ T8146]  ? selinux_file_ioctl+0x180/0x270
[  212.795043][ T8146]  ? selinux_file_ioctl+0xb4/0x270
[  212.795058][ T8146]  ? __pfx_drm_ioctl+0x10/0x10
[  212.795072][ T8146]  __x64_sys_ioctl+0x18e/0x210
[  212.795086][ T8146]  do_syscall_64+0xcd/0xf80
[  212.795100][ T8146]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  212.795112][ T8146] RIP: 0033:0x7f34e1f8ec29
[  212.795122][ T8146] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  212.795133][ T8146] RSP: 002b:00007f34e2e57038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  212.795144][ T8146] RAX: ffffffffffffffda RBX: 00007f34e21d5fa0 RCX: 00007f34e1f8ec29
[  212.795150][ T8146] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  212.795156][ T8146] RBP: 00007f34e2e57090 R08: 0000000000000000 R09: 0000000000000000
[  212.795163][ T8146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  212.795169][ T8146] R13: 00007f34e21d6038 R14: 00007f34e21d5fa0 R15: 00007ffdee8963d8
[  212.795183][ T8146]  </TASK>
[  212.898621][ T8138] ------------[ cut here ]------------
[  212.970674][ T8138] [CRTC:37:crtc-0] vblank wait timed out
[  212.973073][ T8138] WARNING: drivers/gpu/drm/drm_atomic_helper.c:1844 at drm_atomic_helper_wait_for_vblanks.part.0+0x760/0x8c0, CPU#3: syz.2.845/8138
[  212.978835][ T8138] Modules linked in:
[  212.980304][ T8138] CPU: 3 UID: 0 PID: 8138 Comm: syz.2.845 Not tainted syzkaller #0 PREEMPT(full) 
[  212.983372][ T8138] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  212.987908][ T8138] RIP: 0010:drm_atomic_helper_wait_for_vblanks.part.0+0x766/0x8c0
[  212.991291][ T8138] Code: 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 04 01 84 c0 74 08 3c 03 0f 8e 3f 01 00 00 48 8d 3d d0 92 3a 0b 8b b5 d8 00 00 00 <67> 48 0f b9 3a e9 ed fc ff ff e8 7b ad 66 fc e9 81 fe ff ff e8 c1
[  212.997719][ T8138] RSP: 0018:ffffc9000daff590 EFLAGS: 00010246
[  212.999700][ T8138] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffff11020870023
[  213.002446][ T8138] RDX: ffff888101befee0 RSI: 0000000000000025 RDI: ffffffff9092ce00
[  213.004876][ T8138] RBP: ffff888104380040 R08: 0000000000000005 R09: 0000000000000000
[  213.007478][ T8138] R10: 0000000000000000 R11: ffff888024d20b30 R12: dffffc0000000000
[  213.010623][ T8138] R13: ffff88802c99f200 R14: 0000000000000000 R15: 0000000000000000
[  213.013743][ T8138] FS:  00007f38a6fd76c0(0000) GS:ffff8880d6bf5000(0000) knlGS:0000000000000000
[  213.016987][ T8138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.019365][ T8138] CR2: 00007fe3facb6f98 CR3: 0000000028056000 CR4: 0000000000352ef0
[  213.022028][ T8138] Call Trace:
[  213.023233][ T8138]  <TASK>
[  213.024474][ T8138]  ? __pfx_drm_atomic_helper_wait_for_vblanks.part.0+0x10/0x10
[  213.027473][ T8138]  ? _raw_spin_unlock_irqrestore+0x52/0x80
[  213.029846][ T8138]  ? lockdep_hardirqs_on+0x7c/0x110
[  213.031859][ T8138]  ? __pfx_autoremove_wake_function+0x10/0x10
[  213.034351][ T8138]  ? drm_atomic_helper_commit_hw_done+0x38e/0x490
[  213.036754][ T8138]  drm_atomic_helper_commit_tail+0xaa/0xd0
[  213.039246][ T8138]  commit_tail+0x334/0x410
[  213.040806][ T8138]  drm_atomic_helper_commit+0x300/0x380
[  213.042768][ T8138]  ? __pfx_drm_atomic_helper_commit+0x10/0x10
[  213.045203][ T8138]  drm_atomic_commit+0x234/0x300
[  213.047105][ T8138]  ? __pfx_drm_atomic_commit+0x10/0x10
[  213.049320][ T8138]  ? __pfx___drm_printfn_info+0x10/0x10
[  213.051316][ T8138]  ? drm_client_rotation+0x4da/0x6a0
[  213.053264][ T8138]  drm_client_modeset_commit_atomic+0x69d/0x7e0
[  213.055801][ T8138]  ? __mutex_lock+0x27b/0x1ca0
[  213.057815][ T8138]  ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10
[  213.060794][ T8138]  ? trace_contention_end+0xdd/0x110
[  213.062803][ T8138]  drm_client_modeset_commit_locked+0x14d/0x580
[  213.064821][ T8138]  drm_client_modeset_commit+0x4f/0x80
[  213.066943][ T8138]  __drm_fb_helper_restore_fbdev_mode_unlocked.part.0+0x137/0x160
[  213.070316][ T8138]  drm_fb_helper_restore_fbdev_mode_unlocked+0x93/0xc0
[  213.073136][ T8138]  drm_fbdev_client_restore+0x1b/0x30
[  213.075352][ T8138]  ? __pfx_drm_fbdev_client_restore+0x10/0x10
[  213.077841][ T8138]  drm_client_dev_restore+0x200/0x2a0
[  213.080247][ T8138]  drm_release+0x2c6/0x360
[  213.081843][ T8138]  ? __pfx_drm_release+0x10/0x10
[  213.083450][ T8138]  __fput+0x402/0xb70
[  213.084730][ T8138]  task_work_run+0x150/0x240
[  213.086309][ T8138]  ? __pfx_task_work_run+0x10/0x10
[  213.088292][ T8138]  get_signal+0x1d0/0x26d0
[  213.089957][ T8138]  ? __pfx_get_signal+0x10/0x10
[  213.091673][ T8138]  ? __sanitizer_cov_trace_switch+0x54/0x90
[  213.093795][ T8138]  ? task_work_add+0x1ee/0x380
[  213.095263][ T8138]  arch_do_signal_or_restart+0x8f/0x7e0
[  213.096971][ T8138]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  213.099173][ T8138]  ? selinux_file_ioctl+0x180/0x270
[  213.100964][ T8138]  exit_to_user_mode_loop+0x8c/0x540
[  213.103454][ T8138]  do_syscall_64+0x4ee/0xf80
[  213.105021][ T8138]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  213.106944][ T8138] RIP: 0033:0x7f38a618ec29
[  213.108784][ T8138] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  213.114876][ T8138] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  213.117565][ T8138] RAX: fffffffffffffff4 RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  213.120173][ T8138] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  213.122825][ T8138] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  213.125679][ T8138] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  213.128830][ T8138] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  213.131747][ T8138]  </TASK>
[  213.132930][ T8138] Kernel panic - not syncing: kernel: panic_on_warn set ...
[  213.135395][ T8138] CPU: 3 UID: 0 PID: 8138 Comm: syz.2.845 Not tainted syzkaller #0 PREEMPT(full) 
[  213.138692][ T8138] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[  213.142703][ T8138] Call Trace:
[  213.143996][ T8138]  <TASK>
[  213.145146][ T8138]  dump_stack_lvl+0x3d/0x1f0
[  213.146871][ T8138]  vpanic+0x640/0x6f0
[  213.148348][ T8138]  ? drm_atomic_helper_wait_for_vblanks.part.0+0x760/0x8c0
[  213.150983][ T8138]  panic+0xca/0xd0
[  213.152349][ T8138]  ? __pfx_panic+0x10/0x10
[  213.153970][ T8138]  ? check_panic_on_warn+0x1f/0xb0
[  213.155852][ T8138]  check_panic_on_warn+0xab/0xb0
[  213.157664][ T8138]  __warn+0x108/0x3c0
[  213.159118][ T8138]  __report_bug+0x2a0/0x520
[  213.160761][ T8138]  ? drm_atomic_helper_wait_for_vblanks.part.0+0x760/0x8c0
[  213.163351][ T8138]  ? __pfx___report_bug+0x10/0x10
[  213.165199][ T8138]  report_bug_entry+0xe1/0x290
[  213.166850][ T8138]  ? drm_atomic_helper_wait_for_vblanks.part.0+0x766/0x8c0
[  213.169400][ T8138]  handle_bug+0x18a/0x260
[  213.171004][ T8138]  exc_invalid_op+0x17/0x50
[  213.172698][ T8138]  asm_exc_invalid_op+0x1a/0x20
[  213.174483][ T8138] RIP: 0010:drm_atomic_helper_wait_for_vblanks.part.0+0x766/0x8c0
[  213.177337][ T8138] Code: 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 04 01 84 c0 74 08 3c 03 0f 8e 3f 01 00 00 48 8d 3d d0 92 3a 0b 8b b5 d8 00 00 00 <67> 48 0f b9 3a e9 ed fc ff ff e8 7b ad 66 fc e9 81 fe ff ff e8 c1
[  213.184334][ T8138] RSP: 0018:ffffc9000daff590 EFLAGS: 00010246
[  213.186606][ T8138] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffff11020870023
[  213.189524][ T8138] RDX: ffff888101befee0 RSI: 0000000000000025 RDI: ffffffff9092ce00
[  213.192403][ T8138] RBP: ffff888104380040 R08: 0000000000000005 R09: 0000000000000000
[  213.195301][ T8138] R10: 0000000000000000 R11: ffff888024d20b30 R12: dffffc0000000000
[  213.198292][ T8138] R13: ffff88802c99f200 R14: 0000000000000000 R15: 0000000000000000
[  213.201243][ T8138]  ? __pfx_drm_atomic_helper_wait_for_vblanks.part.0+0x10/0x10
[  213.204122][ T8138]  ? _raw_spin_unlock_irqrestore+0x52/0x80
[  213.206289][ T8138]  ? lockdep_hardirqs_on+0x7c/0x110
[  213.208167][ T8138]  ? __pfx_autoremove_wake_function+0x10/0x10
[  213.210402][ T8138]  ? drm_atomic_helper_commit_hw_done+0x38e/0x490
[  213.212740][ T8138]  drm_atomic_helper_commit_tail+0xaa/0xd0
[  213.214869][ T8138]  commit_tail+0x334/0x410
[  213.216487][ T8138]  drm_atomic_helper_commit+0x300/0x380
[  213.218546][ T8138]  ? __pfx_drm_atomic_helper_commit+0x10/0x10
[  213.220730][ T8138]  drm_atomic_commit+0x234/0x300
[  213.222544][ T8138]  ? __pfx_drm_atomic_commit+0x10/0x10
[  213.224519][ T8138]  ? __pfx___drm_printfn_info+0x10/0x10
[  213.226462][ T8138]  ? drm_client_rotation+0x4da/0x6a0
[  213.228325][ T8138]  drm_client_modeset_commit_atomic+0x69d/0x7e0
[  213.230529][ T8138]  ? __mutex_lock+0x27b/0x1ca0
[  213.232251][ T8138]  ? __pfx_drm_client_modeset_commit_atomic+0x10/0x10
[  213.234608][ T8138]  ? trace_contention_end+0xdd/0x110
[  213.236476][ T8138]  drm_client_modeset_commit_locked+0x14d/0x580
[  213.238714][ T8138]  drm_client_modeset_commit+0x4f/0x80
[  213.240612][ T8138]  __drm_fb_helper_restore_fbdev_mode_unlocked.part.0+0x137/0x160
[  213.243367][ T8138]  drm_fb_helper_restore_fbdev_mode_unlocked+0x93/0xc0
[  213.245757][ T8138]  drm_fbdev_client_restore+0x1b/0x30
[  213.247657][ T8138]  ? __pfx_drm_fbdev_client_restore+0x10/0x10
[  213.249869][ T8138]  drm_client_dev_restore+0x200/0x2a0
[  213.251769][ T8138]  drm_release+0x2c6/0x360
[  213.253373][ T8138]  ? __pfx_drm_release+0x10/0x10
[  213.255137][ T8138]  __fput+0x402/0xb70
[  213.256550][ T8138]  task_work_run+0x150/0x240
[  213.258226][ T8138]  ? __pfx_task_work_run+0x10/0x10
[  213.260084][ T8138]  get_signal+0x1d0/0x26d0
[  213.261713][ T8138]  ? __pfx_get_signal+0x10/0x10
[  213.263449][ T8138]  ? __sanitizer_cov_trace_switch+0x54/0x90
[  213.265557][ T8138]  ? task_work_add+0x1ee/0x380
[  213.267247][ T8138]  arch_do_signal_or_restart+0x8f/0x7e0
[  213.269199][ T8138]  ? __pfx_arch_do_signal_or_restart+0x10/0x10
[  213.271346][ T8138]  ? selinux_file_ioctl+0x180/0x270
[  213.273349][ T8138]  exit_to_user_mode_loop+0x8c/0x540
[  213.275268][ T8138]  do_syscall_64+0x4ee/0xf80
[  213.276996][ T8138]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  213.279023][ T8138] RIP: 0033:0x7f38a618ec29
[  213.280541][ T8138] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  213.287229][ T8138] RSP: 002b:00007f38a6fd7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  213.290163][ T8138] RAX: fffffffffffffff4 RBX: 00007f38a63d5fa0 RCX: 00007f38a618ec29
[  213.292945][ T8138] RDX: 00002000000000c0 RSI: 00000000c00c642e RDI: 0000000000000005
[  213.295890][ T8138] RBP: 00007f38a6fd7090 R08: 0000000000000000 R09: 0000000000000000
[  213.298719][ T8138] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  213.301513][ T8138] R13: 00007f38a63d6038 R14: 00007f38a63d5fa0 R15: 00007ffc8994cd18
[  213.304354][ T8138]  </TASK>
[  213.306251][ T8138] Kernel Offset: disabled
[  213.307804][ T8138] Rebooting in 86400 seconds..