[ 33.922168] audit: type=1800 audit(1555460253.688:33): pid=6951 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 33.949948] audit: type=1800 audit(1555460253.688:34): pid=6951 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 57.193799] random: sshd: uninitialized urandom read (32 bytes read) [ 57.593897] audit: type=1400 audit(1555460277.358:35): avc: denied { map } for pid=7124 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 57.644586] random: sshd: uninitialized urandom read (32 bytes read) [ 58.208538] random: sshd: uninitialized urandom read (32 bytes read) [ 58.407902] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.226' (ECDSA) to the list of known hosts. [ 64.091647] random: sshd: uninitialized urandom read (32 bytes read) executing program [ 64.219605] audit: type=1400 audit(1555460283.978:36): avc: denied { map } for pid=7136 comm="syz-executor021" path="/root/syz-executor021301372" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 64.232679] FAULT_INJECTION: forcing a failure. [ 64.232679] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 64.261596] CPU: 0 PID: 7137 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 64.269867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.281403] Call Trace: [ 64.284806] dump_stack+0x138/0x19c [ 64.289989] should_fail.cold+0x10f/0x159 [ 64.295261] ? save_trace+0x290/0x290 [ 64.299346] __alloc_pages_nodemask+0x1d6/0x7a0 [ 64.304675] ? find_held_lock+0x35/0x130 [ 64.309755] ? __alloc_pages_slowpath+0x2930/0x2930 [ 64.315770] ? lock_downgrade+0x6e0/0x6e0 [ 64.320420] alloc_pages_current+0xec/0x1e0 [ 64.325071] __get_free_pages+0xf/0x40 [ 64.329252] __tlb_remove_page_size+0x2c5/0x4f0 [ 64.334284] unmap_page_range+0xacd/0x1770 [ 64.339228] ? vm_normal_page_pmd+0x360/0x360 [ 64.345075] ? uprobe_munmap+0x94/0x210 [ 64.349410] unmap_single_vma+0x15d/0x2c0 [ 64.354417] unmap_vmas+0xac/0x170 [ 64.358397] exit_mmap+0x285/0x4e0 [ 64.362633] ? SyS_munmap+0x30/0x30 [ 64.368140] ? kmem_cache_free+0x247/0x2b0 [ 64.373009] ? __khugepaged_exit+0xcf/0x3d0 [ 64.378133] ? mm_update_next_owner+0x450/0x5d0 [ 64.383078] mmput+0x114/0x440 [ 64.386921] do_exit+0x71d/0x2c10 [ 64.390975] ? mm_update_next_owner+0x5d0/0x5d0 [ 64.396534] ? up_read+0x1a/0x40 [ 64.400525] ? __do_page_fault+0x358/0xb80 [ 64.406258] do_group_exit+0x111/0x330 [ 64.410734] SyS_exit_group+0x1d/0x20 [ 64.415547] ? do_group_exit+0x330/0x330 [ 64.420033] do_syscall_64+0x1eb/0x630 [ 64.425292] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.431818] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.438436] RIP: 0033:0x43ff68 [ 64.443583] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 64.452117] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 64.460996] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 executing program [ 64.469665] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 64.479155] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 64.487944] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 64.502974] FAULT_INJECTION: forcing a failure. [ 64.502974] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.517116] CPU: 0 PID: 7138 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 64.525563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.535931] Call Trace: [ 64.539146] dump_stack+0x138/0x19c [ 64.543026] should_fail.cold+0x10f/0x159 [ 64.547356] ? save_trace+0x290/0x290 [ 64.552049] __alloc_pages_nodemask+0x1d6/0x7a0 [ 64.557861] ? find_held_lock+0x35/0x130 [ 64.562742] ? __alloc_pages_slowpath+0x2930/0x2930 [ 64.568352] ? lock_downgrade+0x6e0/0x6e0 [ 64.573626] alloc_pages_current+0xec/0x1e0 [ 64.578344] __get_free_pages+0xf/0x40 [ 64.582910] __tlb_remove_page_size+0x2c5/0x4f0 [ 64.588247] unmap_page_range+0xacd/0x1770 [ 64.593373] ? vm_normal_page_pmd+0x360/0x360 [ 64.598347] ? uprobe_munmap+0x94/0x210 [ 64.602416] unmap_single_vma+0x15d/0x2c0 [ 64.606834] unmap_vmas+0xac/0x170 [ 64.610820] exit_mmap+0x285/0x4e0 [ 64.614631] ? SyS_munmap+0x30/0x30 [ 64.619112] ? kmem_cache_free+0x247/0x2b0 [ 64.624275] ? __khugepaged_exit+0xcf/0x3d0 [ 64.628792] ? mm_update_next_owner+0x450/0x5d0 [ 64.634440] mmput+0x114/0x440 [ 64.637869] do_exit+0x71d/0x2c10 [ 64.641828] ? mm_update_next_owner+0x5d0/0x5d0 [ 64.646972] ? up_read+0x1a/0x40 [ 64.650720] ? __do_page_fault+0x358/0xb80 [ 64.655272] do_group_exit+0x111/0x330 [ 64.659416] SyS_exit_group+0x1d/0x20 [ 64.663325] ? do_group_exit+0x330/0x330 [ 64.668052] do_syscall_64+0x1eb/0x630 [ 64.672245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.678296] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.684253] RIP: 0033:0x43ff68 [ 64.688074] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 64.696354] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 64.704360] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 64.712105] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 64.719722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 64.727668] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 64.741212] FAULT_INJECTION: forcing a failure. [ 64.741212] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.754872] CPU: 1 PID: 7139 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 64.762817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.773284] Call Trace: [ 64.776194] dump_stack+0x138/0x19c [ 64.780140] should_fail.cold+0x10f/0x159 [ 64.784961] ? save_trace+0x290/0x290 [ 64.789049] __alloc_pages_nodemask+0x1d6/0x7a0 [ 64.793731] ? find_held_lock+0x35/0x130 [ 64.798129] ? __alloc_pages_slowpath+0x2930/0x2930 [ 64.803772] ? lock_downgrade+0x6e0/0x6e0 [ 64.808734] alloc_pages_current+0xec/0x1e0 [ 64.813355] __get_free_pages+0xf/0x40 [ 64.817685] __tlb_remove_page_size+0x2c5/0x4f0 [ 64.822662] unmap_page_range+0xacd/0x1770 [ 64.827541] ? vm_normal_page_pmd+0x360/0x360 [ 64.832476] ? uprobe_munmap+0x94/0x210 [ 64.836795] unmap_single_vma+0x15d/0x2c0 [ 64.841383] unmap_vmas+0xac/0x170 [ 64.845282] exit_mmap+0x285/0x4e0 [ 64.849140] ? SyS_munmap+0x30/0x30 [ 64.852864] ? kmem_cache_free+0x247/0x2b0 [ 64.857266] ? __khugepaged_exit+0xcf/0x3d0 [ 64.861731] ? mm_update_next_owner+0x450/0x5d0 [ 64.866674] mmput+0x114/0x440 [ 64.870950] do_exit+0x71d/0x2c10 [ 64.874783] ? mm_update_next_owner+0x5d0/0x5d0 [ 64.880245] ? up_read+0x1a/0x40 [ 64.883966] ? __do_page_fault+0x358/0xb80 [ 64.889228] do_group_exit+0x111/0x330 [ 64.893751] SyS_exit_group+0x1d/0x20 [ 64.897814] ? do_group_exit+0x330/0x330 [ 64.902045] do_syscall_64+0x1eb/0x630 [ 64.905935] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.911989] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.917734] RIP: 0033:0x43ff68 executing program [ 64.921263] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 64.930029] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 64.938544] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 64.946783] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 64.954600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 64.962691] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 64.977006] FAULT_INJECTION: forcing a failure. [ 64.977006] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.990809] CPU: 0 PID: 7140 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 64.999539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.009673] Call Trace: [ 65.013501] dump_stack+0x138/0x19c [ 65.017277] should_fail.cold+0x10f/0x159 [ 65.022030] ? save_trace+0x290/0x290 [ 65.026112] __alloc_pages_nodemask+0x1d6/0x7a0 [ 65.031666] ? find_held_lock+0x35/0x130 [ 65.036879] ? __alloc_pages_slowpath+0x2930/0x2930 [ 65.042242] ? lock_downgrade+0x6e0/0x6e0 [ 65.046951] alloc_pages_current+0xec/0x1e0 [ 65.052044] __get_free_pages+0xf/0x40 [ 65.056423] __tlb_remove_page_size+0x2c5/0x4f0 [ 65.061211] unmap_page_range+0xacd/0x1770 [ 65.065506] ? vm_normal_page_pmd+0x360/0x360 [ 65.071627] ? uprobe_munmap+0x94/0x210 [ 65.076495] unmap_single_vma+0x15d/0x2c0 [ 65.081270] unmap_vmas+0xac/0x170 [ 65.085703] exit_mmap+0x285/0x4e0 [ 65.089950] ? SyS_munmap+0x30/0x30 [ 65.093798] ? kmem_cache_free+0x247/0x2b0 [ 65.098908] ? __khugepaged_exit+0xcf/0x3d0 [ 65.103670] ? mm_update_next_owner+0x450/0x5d0 [ 65.108974] mmput+0x114/0x440 [ 65.112275] do_exit+0x71d/0x2c10 [ 65.116650] ? mm_update_next_owner+0x5d0/0x5d0 [ 65.124322] ? up_read+0x1a/0x40 [ 65.128321] ? __do_page_fault+0x358/0xb80 [ 65.132945] do_group_exit+0x111/0x330 [ 65.137222] SyS_exit_group+0x1d/0x20 [ 65.143745] ? do_group_exit+0x330/0x330 [ 65.148817] do_syscall_64+0x1eb/0x630 [ 65.153238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.158392] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.165239] RIP: 0033:0x43ff68 executing program [ 65.168956] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.178483] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 65.188837] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 65.198019] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 65.207999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 65.217009] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 65.233832] FAULT_INJECTION: forcing a failure. [ 65.233832] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.250618] CPU: 0 PID: 7141 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 65.259222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.270545] Call Trace: [ 65.273245] dump_stack+0x138/0x19c [ 65.279090] should_fail.cold+0x10f/0x159 [ 65.284571] ? save_trace+0x290/0x290 [ 65.290342] __alloc_pages_nodemask+0x1d6/0x7a0 [ 65.297954] ? find_held_lock+0x35/0x130 [ 65.303370] ? __alloc_pages_slowpath+0x2930/0x2930 [ 65.309672] ? lock_downgrade+0x6e0/0x6e0 [ 65.314781] alloc_pages_current+0xec/0x1e0 [ 65.320447] __get_free_pages+0xf/0x40 [ 65.327814] __tlb_remove_page_size+0x2c5/0x4f0 [ 65.335863] unmap_page_range+0xacd/0x1770 [ 65.343668] ? vm_normal_page_pmd+0x360/0x360 [ 65.350924] ? uprobe_munmap+0x94/0x210 [ 65.356747] unmap_single_vma+0x15d/0x2c0 [ 65.362152] unmap_vmas+0xac/0x170 [ 65.370018] exit_mmap+0x285/0x4e0 [ 65.374710] ? SyS_munmap+0x30/0x30 [ 65.379790] ? kmem_cache_free+0x247/0x2b0 [ 65.385590] ? __khugepaged_exit+0xcf/0x3d0 [ 65.390016] ? mm_update_next_owner+0x450/0x5d0 [ 65.395146] mmput+0x114/0x440 [ 65.398480] do_exit+0x71d/0x2c10 [ 65.402201] ? mm_update_next_owner+0x5d0/0x5d0 [ 65.407595] ? up_read+0x1a/0x40 [ 65.411838] ? __do_page_fault+0x358/0xb80 [ 65.417011] do_group_exit+0x111/0x330 [ 65.421608] SyS_exit_group+0x1d/0x20 [ 65.428265] ? do_group_exit+0x330/0x330 [ 65.432903] do_syscall_64+0x1eb/0x630 [ 65.438118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.444753] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.450902] RIP: 0033:0x43ff68 [ 65.455264] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.465100] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 65.474435] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 65.488203] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 65.495737] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 65.504342] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 65.521888] FAULT_INJECTION: forcing a failure. [ 65.521888] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.534729] CPU: 0 PID: 7142 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 65.544370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.558287] Call Trace: [ 65.561316] dump_stack+0x138/0x19c [ 65.565794] should_fail.cold+0x10f/0x159 [ 65.571131] ? save_trace+0x290/0x290 [ 65.574945] __alloc_pages_nodemask+0x1d6/0x7a0 [ 65.581262] ? find_held_lock+0x35/0x130 [ 65.586342] ? __alloc_pages_slowpath+0x2930/0x2930 [ 65.592205] ? lock_downgrade+0x6e0/0x6e0 [ 65.597033] alloc_pages_current+0xec/0x1e0 [ 65.602714] __get_free_pages+0xf/0x40 [ 65.608289] __tlb_remove_page_size+0x2c5/0x4f0 [ 65.613251] unmap_page_range+0xacd/0x1770 [ 65.617820] ? vm_normal_page_pmd+0x360/0x360 [ 65.622789] ? uprobe_munmap+0x94/0x210 [ 65.626882] unmap_single_vma+0x15d/0x2c0 [ 65.633224] unmap_vmas+0xac/0x170 [ 65.638989] exit_mmap+0x285/0x4e0 [ 65.644354] ? SyS_munmap+0x30/0x30 [ 65.649078] ? kmem_cache_free+0x247/0x2b0 [ 65.654577] ? __khugepaged_exit+0xcf/0x3d0 [ 65.659723] ? mm_update_next_owner+0x450/0x5d0 [ 65.665154] mmput+0x114/0x440 [ 65.668486] do_exit+0x71d/0x2c10 [ 65.672256] ? mm_update_next_owner+0x5d0/0x5d0 [ 65.678238] ? up_read+0x1a/0x40 [ 65.681894] ? __do_page_fault+0x358/0xb80 [ 65.686514] do_group_exit+0x111/0x330 [ 65.690973] SyS_exit_group+0x1d/0x20 [ 65.695097] ? do_group_exit+0x330/0x330 [ 65.699769] do_syscall_64+0x1eb/0x630 [ 65.704513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.711788] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.717337] RIP: 0033:0x43ff68 [ 65.720766] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.729370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 65.737388] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 65.745807] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 65.754229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 65.762817] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 65.776386] FAULT_INJECTION: forcing a failure. [ 65.776386] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.791664] CPU: 1 PID: 7143 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 65.799885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.812516] Call Trace: [ 65.815244] dump_stack+0x138/0x19c [ 65.818899] should_fail.cold+0x10f/0x159 [ 65.823221] ? save_trace+0x290/0x290 [ 65.827035] __alloc_pages_nodemask+0x1d6/0x7a0 [ 65.832662] ? find_held_lock+0x35/0x130 [ 65.837132] ? __alloc_pages_slowpath+0x2930/0x2930 [ 65.842701] ? lock_downgrade+0x6e0/0x6e0 [ 65.847480] alloc_pages_current+0xec/0x1e0 [ 65.852244] __get_free_pages+0xf/0x40 [ 65.856811] __tlb_remove_page_size+0x2c5/0x4f0 [ 65.863125] unmap_page_range+0xacd/0x1770 [ 65.870288] ? vm_normal_page_pmd+0x360/0x360 [ 65.876113] ? uprobe_munmap+0x94/0x210 [ 65.880794] unmap_single_vma+0x15d/0x2c0 [ 65.885928] unmap_vmas+0xac/0x170 [ 65.890505] exit_mmap+0x285/0x4e0 [ 65.895438] ? SyS_munmap+0x30/0x30 [ 65.899713] ? kmem_cache_free+0x247/0x2b0 [ 65.905286] ? __khugepaged_exit+0xcf/0x3d0 [ 65.909996] ? mm_update_next_owner+0x450/0x5d0 [ 65.915680] mmput+0x114/0x440 [ 65.919034] do_exit+0x71d/0x2c10 [ 65.922966] ? mm_update_next_owner+0x5d0/0x5d0 [ 65.928399] ? up_read+0x1a/0x40 [ 65.931965] ? __do_page_fault+0x358/0xb80 [ 65.936242] do_group_exit+0x111/0x330 [ 65.940638] SyS_exit_group+0x1d/0x20 [ 65.945023] ? do_group_exit+0x330/0x330 [ 65.949735] do_syscall_64+0x1eb/0x630 [ 65.954259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.959744] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.966201] RIP: 0033:0x43ff68 [ 65.969487] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.978888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 65.987650] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 65.997203] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 66.005462] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.014223] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 66.029482] FAULT_INJECTION: forcing a failure. [ 66.029482] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.055700] CPU: 0 PID: 7144 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 66.064795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.075382] Call Trace: [ 66.078598] dump_stack+0x138/0x19c [ 66.083140] should_fail.cold+0x10f/0x159 [ 66.088546] ? save_trace+0x290/0x290 [ 66.093144] __alloc_pages_nodemask+0x1d6/0x7a0 [ 66.099691] ? find_held_lock+0x35/0x130 [ 66.105203] ? __alloc_pages_slowpath+0x2930/0x2930 [ 66.111256] ? lock_downgrade+0x6e0/0x6e0 [ 66.115965] alloc_pages_current+0xec/0x1e0 [ 66.120888] __get_free_pages+0xf/0x40 [ 66.125047] __tlb_remove_page_size+0x2c5/0x4f0 [ 66.130902] unmap_page_range+0xacd/0x1770 [ 66.135959] ? vm_normal_page_pmd+0x360/0x360 [ 66.141444] ? uprobe_munmap+0x94/0x210 [ 66.146196] unmap_single_vma+0x15d/0x2c0 [ 66.151708] unmap_vmas+0xac/0x170 [ 66.155807] exit_mmap+0x285/0x4e0 [ 66.160035] ? SyS_munmap+0x30/0x30 [ 66.165722] ? kmem_cache_free+0x247/0x2b0 [ 66.171117] ? __khugepaged_exit+0xcf/0x3d0 [ 66.176644] ? mm_update_next_owner+0x450/0x5d0 [ 66.182685] mmput+0x114/0x440 [ 66.186416] do_exit+0x71d/0x2c10 [ 66.190260] ? mm_update_next_owner+0x5d0/0x5d0 [ 66.196139] ? up_read+0x1a/0x40 [ 66.200518] ? __do_page_fault+0x358/0xb80 [ 66.205662] do_group_exit+0x111/0x330 [ 66.209646] SyS_exit_group+0x1d/0x20 [ 66.213992] ? do_group_exit+0x330/0x330 [ 66.218709] do_syscall_64+0x1eb/0x630 [ 66.223057] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.229647] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 66.236513] RIP: 0033:0x43ff68 executing program [ 66.241263] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 66.251756] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 66.260058] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 66.268425] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 66.276861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.285263] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 66.299481] FAULT_INJECTION: forcing a failure. [ 66.299481] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.313354] CPU: 1 PID: 7145 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 66.321617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.332155] Call Trace: [ 66.335143] dump_stack+0x138/0x19c [ 66.338812] should_fail.cold+0x10f/0x159 [ 66.343071] ? save_trace+0x290/0x290 [ 66.347077] __alloc_pages_nodemask+0x1d6/0x7a0 [ 66.352103] ? find_held_lock+0x35/0x130 [ 66.357383] ? __alloc_pages_slowpath+0x2930/0x2930 [ 66.363246] ? lock_downgrade+0x6e0/0x6e0 [ 66.367917] alloc_pages_current+0xec/0x1e0 [ 66.372926] __get_free_pages+0xf/0x40 [ 66.377442] __tlb_remove_page_size+0x2c5/0x4f0 [ 66.383056] unmap_page_range+0xacd/0x1770 [ 66.388006] ? vm_normal_page_pmd+0x360/0x360 [ 66.393038] ? uprobe_munmap+0x94/0x210 [ 66.399025] unmap_single_vma+0x15d/0x2c0 [ 66.404389] unmap_vmas+0xac/0x170 [ 66.408685] exit_mmap+0x285/0x4e0 [ 66.412749] ? SyS_munmap+0x30/0x30 [ 66.416634] ? kmem_cache_free+0x247/0x2b0 [ 66.421219] ? __khugepaged_exit+0xcf/0x3d0 [ 66.425973] ? mm_update_next_owner+0x450/0x5d0 [ 66.431155] mmput+0x114/0x440 [ 66.435088] do_exit+0x71d/0x2c10 [ 66.438961] ? mm_update_next_owner+0x5d0/0x5d0 [ 66.444070] ? up_read+0x1a/0x40 [ 66.448402] ? __do_page_fault+0x358/0xb80 [ 66.453224] do_group_exit+0x111/0x330 [ 66.457603] SyS_exit_group+0x1d/0x20 [ 66.461764] ? do_group_exit+0x330/0x330 [ 66.466107] do_syscall_64+0x1eb/0x630 [ 66.470128] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.475504] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 66.480900] RIP: 0033:0x43ff68 [ 66.484219] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 66.492758] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 66.500436] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 66.508043] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 66.515446] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.522892] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 66.537906] FAULT_INJECTION: forcing a failure. [ 66.537906] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.551346] CPU: 0 PID: 7146 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 66.558939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.569526] Call Trace: [ 66.572209] dump_stack+0x138/0x19c [ 66.576478] should_fail.cold+0x10f/0x159 [ 66.580961] ? save_trace+0x290/0x290 [ 66.585286] __alloc_pages_nodemask+0x1d6/0x7a0 [ 66.590269] ? find_held_lock+0x35/0x130 [ 66.594436] ? __alloc_pages_slowpath+0x2930/0x2930 [ 66.599857] ? lock_downgrade+0x6e0/0x6e0 [ 66.604234] alloc_pages_current+0xec/0x1e0 [ 66.608857] __get_free_pages+0xf/0x40 [ 66.612954] __tlb_remove_page_size+0x2c5/0x4f0 [ 66.617798] unmap_page_range+0xacd/0x1770 [ 66.622207] ? vm_normal_page_pmd+0x360/0x360 [ 66.626881] ? uprobe_munmap+0x94/0x210 [ 66.631424] unmap_single_vma+0x15d/0x2c0 [ 66.635878] unmap_vmas+0xac/0x170 [ 66.639581] exit_mmap+0x285/0x4e0 [ 66.643838] ? SyS_munmap+0x30/0x30 [ 66.647656] ? kmem_cache_free+0x247/0x2b0 [ 66.652218] ? __khugepaged_exit+0xcf/0x3d0 [ 66.656694] ? mm_update_next_owner+0x450/0x5d0 [ 66.661784] mmput+0x114/0x440 [ 66.665139] do_exit+0x71d/0x2c10 [ 66.669106] ? mm_update_next_owner+0x5d0/0x5d0 [ 66.674523] ? up_read+0x1a/0x40 [ 66.678983] ? __do_page_fault+0x358/0xb80 [ 66.683679] do_group_exit+0x111/0x330 [ 66.687818] SyS_exit_group+0x1d/0x20 [ 66.692345] ? do_group_exit+0x330/0x330 [ 66.697723] do_syscall_64+0x1eb/0x630 [ 66.702007] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.709099] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 66.715111] RIP: 0033:0x43ff68 [ 66.718315] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 66.728086] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 66.736156] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 66.743957] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 66.752220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.761785] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 66.775678] FAULT_INJECTION: forcing a failure. [ 66.775678] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.789767] CPU: 0 PID: 7147 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 66.797404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.807277] Call Trace: [ 66.810214] dump_stack+0x138/0x19c [ 66.814218] should_fail.cold+0x10f/0x159 [ 66.818903] ? save_trace+0x290/0x290 [ 66.823328] __alloc_pages_nodemask+0x1d6/0x7a0 [ 66.828468] ? find_held_lock+0x35/0x130 [ 66.833130] ? __alloc_pages_slowpath+0x2930/0x2930 [ 66.838437] ? lock_downgrade+0x6e0/0x6e0 [ 66.842842] alloc_pages_current+0xec/0x1e0 [ 66.848534] __get_free_pages+0xf/0x40 [ 66.852524] __tlb_remove_page_size+0x2c5/0x4f0 [ 66.857352] unmap_page_range+0xacd/0x1770 [ 66.861812] ? vm_normal_page_pmd+0x360/0x360 [ 66.866814] ? uprobe_munmap+0x94/0x210 [ 66.871070] unmap_single_vma+0x15d/0x2c0 [ 66.875541] unmap_vmas+0xac/0x170 [ 66.879584] exit_mmap+0x285/0x4e0 [ 66.883358] ? SyS_munmap+0x30/0x30 [ 66.887778] ? kmem_cache_free+0x247/0x2b0 [ 66.893022] ? __khugepaged_exit+0xcf/0x3d0 [ 66.898699] ? mm_update_next_owner+0x450/0x5d0 [ 66.904123] mmput+0x114/0x440 [ 66.907809] do_exit+0x71d/0x2c10 [ 66.911907] ? mm_update_next_owner+0x5d0/0x5d0 [ 66.917128] ? up_read+0x1a/0x40 [ 66.920506] ? __do_page_fault+0x358/0xb80 [ 66.924895] do_group_exit+0x111/0x330 [ 66.929027] SyS_exit_group+0x1d/0x20 [ 66.933383] ? do_group_exit+0x330/0x330 [ 66.937600] do_syscall_64+0x1eb/0x630 [ 66.941762] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.946835] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 66.952066] RIP: 0033:0x43ff68 [ 66.955576] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 66.963647] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 66.971410] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 66.979018] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 66.986609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 66.994237] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 67.008754] FAULT_INJECTION: forcing a failure. [ 67.008754] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.021449] CPU: 1 PID: 7148 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 67.028766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.038748] Call Trace: [ 67.041630] dump_stack+0x138/0x19c [ 67.045328] should_fail.cold+0x10f/0x159 [ 67.049476] ? save_trace+0x290/0x290 [ 67.053426] __alloc_pages_nodemask+0x1d6/0x7a0 [ 67.058103] ? find_held_lock+0x35/0x130 [ 67.062794] ? __alloc_pages_slowpath+0x2930/0x2930 [ 67.068111] ? lock_downgrade+0x6e0/0x6e0 [ 67.072716] alloc_pages_current+0xec/0x1e0 [ 67.077404] __get_free_pages+0xf/0x40 [ 67.081564] __tlb_remove_page_size+0x2c5/0x4f0 [ 67.086807] unmap_page_range+0xacd/0x1770 [ 67.091203] ? vm_normal_page_pmd+0x360/0x360 [ 67.095718] ? uprobe_munmap+0x94/0x210 [ 67.099922] unmap_single_vma+0x15d/0x2c0 [ 67.104100] unmap_vmas+0xac/0x170 [ 67.107862] exit_mmap+0x285/0x4e0 [ 67.111533] ? SyS_munmap+0x30/0x30 [ 67.115654] ? kmem_cache_free+0x247/0x2b0 [ 67.120530] ? __khugepaged_exit+0xcf/0x3d0 [ 67.125201] ? mm_update_next_owner+0x450/0x5d0 [ 67.130215] mmput+0x114/0x440 [ 67.133491] do_exit+0x71d/0x2c10 [ 67.137162] ? mm_update_next_owner+0x5d0/0x5d0 [ 67.142112] ? up_read+0x1a/0x40 [ 67.145749] ? __do_page_fault+0x358/0xb80 [ 67.150459] do_group_exit+0x111/0x330 [ 67.154734] SyS_exit_group+0x1d/0x20 [ 67.158822] ? do_group_exit+0x330/0x330 [ 67.163769] do_syscall_64+0x1eb/0x630 [ 67.168056] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 67.173339] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.179099] RIP: 0033:0x43ff68 [ 67.182288] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 67.190390] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 67.198433] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 executing program [ 67.206297] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 67.214338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 67.222401] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 67.235777] FAULT_INJECTION: forcing a failure. [ 67.235777] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.249362] CPU: 1 PID: 7149 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 67.257211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.267545] Call Trace: [ 67.270265] dump_stack+0x138/0x19c [ 67.274827] should_fail.cold+0x10f/0x159 [ 67.281122] ? save_trace+0x290/0x290 [ 67.285092] __alloc_pages_nodemask+0x1d6/0x7a0 [ 67.290258] ? find_held_lock+0x35/0x130 [ 67.294794] ? __alloc_pages_slowpath+0x2930/0x2930 [ 67.300630] ? lock_downgrade+0x6e0/0x6e0 [ 67.306041] alloc_pages_current+0xec/0x1e0 [ 67.311154] __get_free_pages+0xf/0x40 [ 67.315326] __tlb_remove_page_size+0x2c5/0x4f0 [ 67.320776] unmap_page_range+0xacd/0x1770 [ 67.325455] ? vm_normal_page_pmd+0x360/0x360 [ 67.330235] ? uprobe_munmap+0x94/0x210 [ 67.335263] unmap_single_vma+0x15d/0x2c0 [ 67.339759] unmap_vmas+0xac/0x170 [ 67.343730] exit_mmap+0x285/0x4e0 [ 67.347771] ? SyS_munmap+0x30/0x30 [ 67.351876] ? kmem_cache_free+0x247/0x2b0 [ 67.357493] ? __khugepaged_exit+0xcf/0x3d0 [ 67.363984] ? mm_update_next_owner+0x450/0x5d0 [ 67.369311] mmput+0x114/0x440 [ 67.374012] do_exit+0x71d/0x2c10 [ 67.378212] ? mm_update_next_owner+0x5d0/0x5d0 [ 67.383240] ? up_read+0x1a/0x40 [ 67.387826] ? __do_page_fault+0x358/0xb80 [ 67.393654] do_group_exit+0x111/0x330 [ 67.398228] SyS_exit_group+0x1d/0x20 [ 67.403982] ? do_group_exit+0x330/0x330 [ 67.409134] do_syscall_64+0x1eb/0x630 [ 67.414210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 67.420784] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.427258] RIP: 0033:0x43ff68 [ 67.430960] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 67.439916] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 67.449394] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 executing program [ 67.458102] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 67.466898] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 67.475607] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 67.490833] FAULT_INJECTION: forcing a failure. [ 67.490833] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.505676] CPU: 0 PID: 7150 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 67.514000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.524652] Call Trace: [ 67.527517] dump_stack+0x138/0x19c [ 67.531283] should_fail.cold+0x10f/0x159 [ 67.536080] ? save_trace+0x290/0x290 [ 67.540238] __alloc_pages_nodemask+0x1d6/0x7a0 [ 67.545344] ? find_held_lock+0x35/0x130 [ 67.550498] ? __alloc_pages_slowpath+0x2930/0x2930 [ 67.556086] ? lock_downgrade+0x6e0/0x6e0 [ 67.561206] alloc_pages_current+0xec/0x1e0 [ 67.566495] __get_free_pages+0xf/0x40 [ 67.571497] __tlb_remove_page_size+0x2c5/0x4f0 [ 67.576479] unmap_page_range+0xacd/0x1770 [ 67.581709] ? vm_normal_page_pmd+0x360/0x360 [ 67.586750] ? uprobe_munmap+0x94/0x210 [ 67.590992] unmap_single_vma+0x15d/0x2c0 [ 67.595250] unmap_vmas+0xac/0x170 [ 67.599497] exit_mmap+0x285/0x4e0 [ 67.603571] ? SyS_munmap+0x30/0x30 [ 67.608204] ? kmem_cache_free+0x247/0x2b0 [ 67.613308] ? __khugepaged_exit+0xcf/0x3d0 [ 67.618229] ? mm_update_next_owner+0x450/0x5d0 [ 67.624040] mmput+0x114/0x440 [ 67.627857] do_exit+0x71d/0x2c10 [ 67.632046] ? mm_update_next_owner+0x5d0/0x5d0 [ 67.637801] ? up_read+0x1a/0x40 [ 67.642524] ? __do_page_fault+0x358/0xb80 [ 67.648452] do_group_exit+0x111/0x330 [ 67.653226] SyS_exit_group+0x1d/0x20 [ 67.657503] ? do_group_exit+0x330/0x330 [ 67.662934] do_syscall_64+0x1eb/0x630 [ 67.667471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 67.673145] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.678869] RIP: 0033:0x43ff68 [ 67.682364] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 67.691223] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 67.699155] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 executing program [ 67.707257] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 67.715112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 67.723086] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 67.736808] FAULT_INJECTION: forcing a failure. [ 67.736808] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.750119] CPU: 1 PID: 7151 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 67.759577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.770048] Call Trace: [ 67.772979] dump_stack+0x138/0x19c [ 67.776970] should_fail.cold+0x10f/0x159 [ 67.781312] ? save_trace+0x290/0x290 [ 67.785617] __alloc_pages_nodemask+0x1d6/0x7a0 [ 67.790821] ? find_held_lock+0x35/0x130 [ 67.795233] ? __alloc_pages_slowpath+0x2930/0x2930 [ 67.800540] ? lock_downgrade+0x6e0/0x6e0 [ 67.805108] alloc_pages_current+0xec/0x1e0 [ 67.809558] __get_free_pages+0xf/0x40 [ 67.813591] __tlb_remove_page_size+0x2c5/0x4f0 [ 67.818580] unmap_page_range+0xacd/0x1770 [ 67.823014] ? vm_normal_page_pmd+0x360/0x360 [ 67.828001] ? uprobe_munmap+0x94/0x210 [ 67.832242] unmap_single_vma+0x15d/0x2c0 [ 67.836537] unmap_vmas+0xac/0x170 [ 67.840748] exit_mmap+0x285/0x4e0 [ 67.845147] ? SyS_munmap+0x30/0x30 [ 67.849012] ? kmem_cache_free+0x247/0x2b0 [ 67.853516] ? __khugepaged_exit+0xcf/0x3d0 [ 67.857846] ? mm_update_next_owner+0x450/0x5d0 [ 67.862976] mmput+0x114/0x440 [ 67.866257] do_exit+0x71d/0x2c10 [ 67.869891] ? mm_update_next_owner+0x5d0/0x5d0 [ 67.874766] ? up_read+0x1a/0x40 [ 67.878636] ? __do_page_fault+0x358/0xb80 [ 67.883221] do_group_exit+0x111/0x330 [ 67.887354] SyS_exit_group+0x1d/0x20 [ 67.891466] ? do_group_exit+0x330/0x330 [ 67.895536] do_syscall_64+0x1eb/0x630 [ 67.899650] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 67.904740] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.910289] RIP: 0033:0x43ff68 executing program [ 67.913729] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 67.922068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 67.929944] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 67.937914] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 67.946137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 67.953869] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 67.967252] FAULT_INJECTION: forcing a failure. [ 67.967252] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.981440] CPU: 0 PID: 7152 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 67.989061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.999035] Call Trace: [ 68.001733] dump_stack+0x138/0x19c [ 68.005379] should_fail.cold+0x10f/0x159 [ 68.009555] ? save_trace+0x290/0x290 [ 68.013863] __alloc_pages_nodemask+0x1d6/0x7a0 [ 68.018742] ? find_held_lock+0x35/0x130 [ 68.022906] ? __alloc_pages_slowpath+0x2930/0x2930 [ 68.028063] ? lock_downgrade+0x6e0/0x6e0 [ 68.034576] alloc_pages_current+0xec/0x1e0 [ 68.050138] __get_free_pages+0xf/0x40 [ 68.054367] __tlb_remove_page_size+0x2c5/0x4f0 [ 68.059474] unmap_page_range+0xacd/0x1770 [ 68.063730] ? vm_normal_page_pmd+0x360/0x360 [ 68.068400] ? uprobe_munmap+0x94/0x210 [ 68.072703] unmap_single_vma+0x15d/0x2c0 [ 68.077219] unmap_vmas+0xac/0x170 [ 68.081082] exit_mmap+0x285/0x4e0 [ 68.084974] ? SyS_munmap+0x30/0x30 [ 68.088968] ? kmem_cache_free+0x247/0x2b0 [ 68.093447] ? __khugepaged_exit+0xcf/0x3d0 [ 68.097946] ? mm_update_next_owner+0x450/0x5d0 [ 68.103086] mmput+0x114/0x440 [ 68.106632] do_exit+0x71d/0x2c10 [ 68.110298] ? mm_update_next_owner+0x5d0/0x5d0 [ 68.115331] ? up_read+0x1a/0x40 [ 68.119268] ? __do_page_fault+0x358/0xb80 [ 68.123887] do_group_exit+0x111/0x330 [ 68.128252] SyS_exit_group+0x1d/0x20 [ 68.132280] ? do_group_exit+0x330/0x330 [ 68.138268] do_syscall_64+0x1eb/0x630 [ 68.142310] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 68.147200] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.152820] RIP: 0033:0x43ff68 [ 68.156018] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 68.164049] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 68.171335] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 68.179089] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 68.186689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 68.194517] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 68.207598] FAULT_INJECTION: forcing a failure. [ 68.207598] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 68.221494] CPU: 1 PID: 7153 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 68.228503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.238589] Call Trace: [ 68.241214] dump_stack+0x138/0x19c [ 68.245282] should_fail.cold+0x10f/0x159 [ 68.249768] __alloc_pages_nodemask+0x1d6/0x7a0 [ 68.254928] ? __alloc_pages_slowpath+0x2930/0x2930 [ 68.260312] cache_grow_begin+0x80/0x410 [ 68.264911] __kmalloc+0x6c2/0x7a0 [ 68.268841] ? __tty_buffer_request_room+0x1a4/0x500 [ 68.274498] __tty_buffer_request_room+0x1a4/0x500 [ 68.280337] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 68.286468] pty_write+0x113/0x1d0 [ 68.290030] do_output_char+0x52a/0x7b0 [ 68.294429] __process_echoes+0x316/0x8a0 [ 68.298668] n_tty_receive_buf_common+0x998/0x2410 [ 68.303794] ? n_tty_receive_buf2+0x40/0x40 [ 68.308419] n_tty_receive_buf+0x31/0x3b [ 68.313048] tty_ioctl+0xe0e/0x1340 [ 68.316741] ? get_pid_task+0xbf/0x140 [ 68.320879] ? tty_vhangup+0x30/0x30 [ 68.324684] ? __might_sleep+0x93/0xb0 [ 68.328805] ? tty_vhangup+0x30/0x30 [ 68.332636] do_vfs_ioctl+0x7b9/0x1070 [ 68.336782] ? selinux_file_mprotect+0x5d0/0x5d0 [ 68.341874] ? ioctl_preallocate+0x1c0/0x1c0 [ 68.346316] ? vfs_write+0x104/0x500 [ 68.350128] ? security_file_ioctl+0x83/0xc0 [ 68.354817] ? security_file_ioctl+0x8f/0xc0 [ 68.359431] SyS_ioctl+0x8f/0xc0 [ 68.362927] ? do_vfs_ioctl+0x1070/0x1070 [ 68.367236] do_syscall_64+0x1eb/0x630 [ 68.371266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 68.376451] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.381704] RIP: 0033:0x441319 [ 68.384906] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.393357] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 68.401110] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 68.408602] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 68.415957] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 68.423826] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 68.431789] [ 68.431792] ====================================================== [ 68.431795] WARNING: possible circular locking dependency detected [ 68.431796] 4.14.111 #1 Not tainted [ 68.431799] ------------------------------------------------------ [ 68.431802] syz-executor021/7153 is trying to acquire lock: [ 68.431803] (console_owner){-...}, at: [] console_unlock+0x371/0xed0 [ 68.431810] [ 68.431812] but task is already holding lock: [ 68.431813] (&(&port->lock)->rlock){-.-.}, at: [] pty_write+0xe0/0x1d0 [ 68.431820] [ 68.431822] which lock already depends on the new lock. [ 68.431823] [ 68.431825] [ 68.431827] the existing dependency chain (in reverse order) is: [ 68.431829] [ 68.431830] -> #2 (&(&port->lock)->rlock){-.-.}: [ 68.431837] lock_acquire+0x16f/0x430 [ 68.431840] _raw_spin_lock_irqsave+0x95/0xcd [ 68.431842] tty_port_tty_get+0x22/0x80 [ 68.431844] tty_port_default_wakeup+0x16/0x40 [ 68.431847] tty_port_tty_wakeup+0x5d/0x70 [ 68.431849] uart_write_wakeup+0x46/0x70 [ 68.431851] serial8250_tx_chars+0x41c/0xa30 [ 68.431854] serial8250_handle_irq.part.0+0x198/0x220 [ 68.431856] serial8250_default_handle_irq+0xa6/0x120 [ 68.431859] serial8250_interrupt+0xef/0x1a0 [ 68.431861] __handle_irq_event_percpu+0x127/0x800 [ 68.431863] handle_irq_event_percpu+0x65/0x130 [ 68.431865] handle_irq_event+0xa7/0x134 [ 68.431867] handle_edge_irq+0x231/0x850 [ 68.431869] handle_irq+0x252/0x34c [ 68.431871] do_IRQ+0x99/0x1e0 [ 68.431873] ret_from_intr+0x0/0x1e [ 68.431875] _raw_spin_unlock_irqrestore+0x95/0xe0 [ 68.431877] uart_write+0x29a/0x4f0 [ 68.431879] n_tty_write+0x391/0xef0 [ 68.431881] tty_write+0x3f9/0x700 [ 68.431883] redirected_tty_write+0xa3/0xb0 [ 68.431885] __vfs_write+0x107/0x6c0 [ 68.431887] vfs_write+0x198/0x500 [ 68.431890] SyS_write+0xb8/0x180 [ 68.431892] do_syscall_64+0x1eb/0x630 [ 68.431894] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.431896] [ 68.431897] -> #1 (&port_lock_key){-.-.}: [ 68.431904] lock_acquire+0x16f/0x430 [ 68.431906] _raw_spin_lock_irqsave+0x95/0xcd [ 68.431908] serial8250_console_write+0x72c/0x950 [ 68.431911] univ8250_console_write+0x5f/0x70 [ 68.431913] console_unlock+0x9c1/0xed0 [ 68.431915] vprintk_emit+0x1f9/0x600 [ 68.431917] vprintk_default+0x28/0x30 [ 68.431919] vprintk_func+0x5d/0x159 [ 68.431921] printk+0x9e/0xbc [ 68.431923] register_console+0x61c/0x9f0 [ 68.431925] univ8250_console_init+0x33/0x3f [ 68.431927] console_init+0x54/0x60 [ 68.431938] start_kernel+0x43f/0x700 [ 68.431941] x86_64_start_reservations+0x29/0x2b [ 68.431943] x86_64_start_kernel+0x77/0x7b [ 68.431945] secondary_startup_64+0xa5/0xb0 [ 68.431946] [ 68.431947] -> #0 (console_owner){-...}: [ 68.431952] __lock_acquire+0x2c89/0x45e0 [ 68.431953] lock_acquire+0x16f/0x430 [ 68.431955] console_unlock+0x3db/0xed0 [ 68.431956] vprintk_emit+0x1f9/0x600 [ 68.431957] vprintk_default+0x28/0x30 [ 68.431958] vprintk_func+0x5d/0x159 [ 68.431960] printk+0x9e/0xbc [ 68.431961] should_fail.cold+0xe4/0x159 [ 68.431963] __alloc_pages_nodemask+0x1d6/0x7a0 [ 68.431964] cache_grow_begin+0x80/0x410 [ 68.431965] __kmalloc+0x6c2/0x7a0 [ 68.431967] __tty_buffer_request_room+0x1a4/0x500 [ 68.431968] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 68.431970] pty_write+0x113/0x1d0 [ 68.431971] do_output_char+0x52a/0x7b0 [ 68.431972] __process_echoes+0x316/0x8a0 [ 68.431974] n_tty_receive_buf_common+0x998/0x2410 [ 68.431975] n_tty_receive_buf+0x31/0x3b [ 68.431976] tty_ioctl+0xe0e/0x1340 [ 68.431977] do_vfs_ioctl+0x7b9/0x1070 [ 68.431978] SyS_ioctl+0x8f/0xc0 [ 68.431980] do_syscall_64+0x1eb/0x630 [ 68.431981] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.431982] [ 68.431983] other info that might help us debug this: [ 68.431984] [ 68.431985] Chain exists of: [ 68.431986] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 68.431992] [ 68.431993] Possible unsafe locking scenario: [ 68.431994] [ 68.431995] CPU0 CPU1 [ 68.431997] ---- ---- [ 68.431997] lock(&(&port->lock)->rlock); [ 68.432001] lock(&port_lock_key); [ 68.432003] lock(&(&port->lock)->rlock); [ 68.432006] lock(console_owner); [ 68.432009] [ 68.432010] *** DEADLOCK *** [ 68.432010] [ 68.432012] 5 locks held by syz-executor021/7153: [ 68.432013] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 68.432018] #1: (&o_tty->termios_rwsem/1){++++}, at: [] n_tty_receive_buf_common+0x92/0x2410 [ 68.432023] #2: (&ldata->output_lock){+.+.}, at: [] n_tty_receive_buf_common+0x958/0x2410 [ 68.432029] #3: (&(&port->lock)->rlock){-.-.}, at: [] pty_write+0xe0/0x1d0 [ 68.432036] #4: (console_lock){+.+.}, at: [] vprintk_emit+0x1eb/0x600 [ 68.432041] [ 68.432043] stack backtrace: [ 68.432046] CPU: 1 PID: 7153 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 68.432048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.432050] Call Trace: [ 68.432051] dump_stack+0x138/0x19c [ 68.432053] print_circular_bug.isra.0.cold+0x1cc/0x28f [ 68.432055] __lock_acquire+0x2c89/0x45e0 [ 68.432056] ? trace_hardirqs_on+0x10/0x10 [ 68.432057] ? save_trace+0x290/0x290 [ 68.432058] ? console_unlock+0x3b6/0xed0 [ 68.432060] ? console_unlock+0x3b6/0xed0 [ 68.432061] lock_acquire+0x16f/0x430 [ 68.432062] ? console_unlock+0x371/0xed0 [ 68.432064] console_unlock+0x3db/0xed0 [ 68.432065] ? console_unlock+0x371/0xed0 [ 68.432066] vprintk_emit+0x1f9/0x600 [ 68.432067] vprintk_default+0x28/0x30 [ 68.432069] vprintk_func+0x5d/0x159 [ 68.432070] printk+0x9e/0xbc [ 68.432071] ? show_regs_print_info+0x63/0x63 [ 68.432072] ? ___ratelimit+0x55/0x537 [ 68.432073] should_fail.cold+0xe4/0x159 [ 68.432075] __alloc_pages_nodemask+0x1d6/0x7a0 [ 68.432076] ? __alloc_pages_slowpath+0x2930/0x2930 [ 68.432078] cache_grow_begin+0x80/0x410 [ 68.432079] __kmalloc+0x6c2/0x7a0 [ 68.432080] ? __tty_buffer_request_room+0x1a4/0x500 [ 68.432082] __tty_buffer_request_room+0x1a4/0x500 [ 68.432083] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 68.432084] pty_write+0x113/0x1d0 [ 68.432085] do_output_char+0x52a/0x7b0 [ 68.432087] __process_echoes+0x316/0x8a0 [ 68.432088] n_tty_receive_buf_common+0x998/0x2410 [ 68.432089] ? n_tty_receive_buf2+0x40/0x40 [ 68.432091] n_tty_receive_buf+0x31/0x3b [ 68.432092] tty_ioctl+0xe0e/0x1340 [ 68.432093] ? get_pid_task+0xbf/0x140 [ 68.432094] ? tty_vhangup+0x30/0x30 [ 68.432095] ? __might_sleep+0x93/0xb0 [ 68.432097] ? tty_vhangup+0x30/0x30 [ 68.432098] do_vfs_ioctl+0x7b9/0x1070 [ 68.432099] ? selinux_file_mprotect+0x5d0/0x5d0 [ 68.432101] ? ioctl_preallocate+0x1c0/0x1c0 [ 68.432102] ? vfs_write+0x104/0x500 [ 68.432103] ? security_file_ioctl+0x83/0xc0 [ 68.432104] ? security_file_ioctl+0x8f/0xc0 [ 68.432105] SyS_ioctl+0x8f/0xc0 [ 68.432107] ? do_vfs_ioctl+0x1070/0x1070 [ 68.432108] do_syscall_64+0x1eb/0x630 [ 68.432109] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 68.432111] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.432112] RIP: 0033:0x441319 executing program [ 68.432113] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.432117] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 68.432118] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 68.432120] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 68.432122] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 68.432124] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 69.276756] FAULT_INJECTION: forcing a failure. [ 69.276756] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.289967] CPU: 0 PID: 7154 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 69.297695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.307814] Call Trace: [ 69.310934] dump_stack+0x138/0x19c [ 69.314992] should_fail.cold+0x10f/0x159 [ 69.319956] __alloc_pages_nodemask+0x1d6/0x7a0 [ 69.324711] ? __alloc_pages_slowpath+0x2930/0x2930 [ 69.330397] ? lock_downgrade+0x6e0/0x6e0 [ 69.335214] alloc_pages_current+0xec/0x1e0 [ 69.340212] __get_free_pages+0xf/0x40 [ 69.344579] __tlb_remove_page_size+0x2c5/0x4f0 [ 69.350278] unmap_page_range+0xacd/0x1770 [ 69.355497] ? vm_normal_page_pmd+0x360/0x360 [ 69.360381] ? uprobe_munmap+0x94/0x210 [ 69.364368] unmap_single_vma+0x15d/0x2c0 [ 69.368629] unmap_vmas+0xac/0x170 [ 69.372277] exit_mmap+0x285/0x4e0 [ 69.376107] ? SyS_munmap+0x30/0x30 [ 69.380419] ? quarantine_put+0xf9/0x1a0 [ 69.384925] ? kmem_cache_free+0x21a/0x2b0 [ 69.390085] ? __khugepaged_exit+0xcf/0x3d0 [ 69.395252] ? mm_update_next_owner+0x450/0x5d0 [ 69.400820] mmput+0x114/0x440 [ 69.404560] do_exit+0x71d/0x2c10 [ 69.408273] ? mm_update_next_owner+0x5d0/0x5d0 [ 69.413604] ? up_read+0x1a/0x40 [ 69.417241] ? __do_page_fault+0x358/0xb80 [ 69.422091] do_group_exit+0x111/0x330 [ 69.426509] SyS_exit_group+0x1d/0x20 [ 69.431033] ? do_group_exit+0x330/0x330 [ 69.436404] do_syscall_64+0x1eb/0x630 [ 69.441386] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 69.446246] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 69.451768] RIP: 0033:0x43ff68 [ 69.455218] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 69.464149] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 69.472065] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 69.480151] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 69.488233] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 69.496340] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 69.509203] FAULT_INJECTION: forcing a failure. [ 69.509203] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.522228] CPU: 1 PID: 7155 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 69.530675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.541972] Call Trace: [ 69.544572] dump_stack+0x138/0x19c [ 69.549099] should_fail.cold+0x10f/0x159 [ 69.553635] __alloc_pages_nodemask+0x1d6/0x7a0 [ 69.559985] ? __alloc_pages_slowpath+0x2930/0x2930 [ 69.566821] ? lock_downgrade+0x6e0/0x6e0 [ 69.571080] alloc_pages_current+0xec/0x1e0 [ 69.576450] __get_free_pages+0xf/0x40 [ 69.580763] __tlb_remove_page_size+0x2c5/0x4f0 [ 69.586024] unmap_page_range+0xacd/0x1770 [ 69.590622] ? vm_normal_page_pmd+0x360/0x360 [ 69.596298] ? uprobe_munmap+0x94/0x210 [ 69.600535] unmap_single_vma+0x15d/0x2c0 [ 69.605362] unmap_vmas+0xac/0x170 [ 69.609101] exit_mmap+0x285/0x4e0 [ 69.612786] ? SyS_munmap+0x30/0x30 [ 69.616873] ? quarantine_put+0xf9/0x1a0 [ 69.620956] ? kmem_cache_free+0x21a/0x2b0 [ 69.625698] ? __khugepaged_exit+0xcf/0x3d0 [ 69.630477] ? mm_update_next_owner+0x450/0x5d0 [ 69.635484] mmput+0x114/0x440 [ 69.639862] do_exit+0x71d/0x2c10 [ 69.644410] ? mm_update_next_owner+0x5d0/0x5d0 [ 69.650806] ? up_read+0x1a/0x40 [ 69.654734] ? __do_page_fault+0x358/0xb80 [ 69.659868] do_group_exit+0x111/0x330 [ 69.665192] SyS_exit_group+0x1d/0x20 [ 69.669805] ? do_group_exit+0x330/0x330 [ 69.675270] do_syscall_64+0x1eb/0x630 [ 69.679884] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 69.685034] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 69.691512] RIP: 0033:0x43ff68 [ 69.694721] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 69.704375] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 69.711901] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 69.719226] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 69.726584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 69.733965] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 69.747066] FAULT_INJECTION: forcing a failure. [ 69.747066] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.758962] CPU: 0 PID: 7156 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 69.766422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.775865] Call Trace: [ 69.778449] dump_stack+0x138/0x19c [ 69.782064] should_fail.cold+0x10f/0x159 [ 69.786230] __alloc_pages_nodemask+0x1d6/0x7a0 [ 69.790909] ? __alloc_pages_slowpath+0x2930/0x2930 [ 69.795916] ? lock_acquire+0x16f/0x430 [ 69.799875] cache_grow_begin+0x80/0x410 [ 69.803936] __kmalloc+0x6c2/0x7a0 [ 69.807646] ? __tty_buffer_request_room+0x1a4/0x500 [ 69.812734] __tty_buffer_request_room+0x1a4/0x500 [ 69.817648] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 69.823262] pty_write+0x113/0x1d0 [ 69.826835] do_output_char+0x52a/0x7b0 [ 69.830805] __process_echoes+0x316/0x8a0 [ 69.834962] n_tty_receive_buf_common+0x998/0x2410 [ 69.839884] ? avc_has_extended_perms+0x813/0xe40 [ 69.844725] ? n_tty_receive_buf2+0x40/0x40 [ 69.849049] n_tty_receive_buf+0x31/0x3b [ 69.853102] tty_ioctl+0xe0e/0x1340 [ 69.856716] ? get_pid_task+0xbf/0x140 [ 69.860594] ? tty_vhangup+0x30/0x30 [ 69.864300] ? proc_cwd_link+0x1b0/0x1b0 [ 69.868700] ? __might_sleep+0x93/0xb0 [ 69.872588] ? tty_vhangup+0x30/0x30 [ 69.876301] do_vfs_ioctl+0x7b9/0x1070 [ 69.880180] ? selinux_file_mprotect+0x5d0/0x5d0 [ 69.885021] ? ioctl_preallocate+0x1c0/0x1c0 [ 69.889446] ? vfs_write+0x104/0x500 [ 69.893163] ? security_file_ioctl+0x83/0xc0 [ 69.898031] ? security_file_ioctl+0x8f/0xc0 [ 69.902446] SyS_ioctl+0x8f/0xc0 [ 69.905944] ? do_vfs_ioctl+0x1070/0x1070 [ 69.910091] do_syscall_64+0x1eb/0x630 [ 69.913977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 69.918807] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 69.924007] RIP: 0033:0x441319 executing program [ 69.927462] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 69.935159] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 69.942608] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 69.949882] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 69.957502] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 69.964970] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 69.976322] FAULT_INJECTION: forcing a failure. [ 69.976322] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.988272] CPU: 1 PID: 7157 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 69.995564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.004907] Call Trace: [ 70.007621] dump_stack+0x138/0x19c [ 70.011237] should_fail.cold+0x10f/0x159 [ 70.015375] __alloc_pages_nodemask+0x1d6/0x7a0 [ 70.020056] ? __alloc_pages_slowpath+0x2930/0x2930 [ 70.025429] ? lock_downgrade+0x6e0/0x6e0 [ 70.031290] alloc_pages_current+0xec/0x1e0 [ 70.035604] __get_free_pages+0xf/0x40 [ 70.039502] __tlb_remove_page_size+0x2c5/0x4f0 [ 70.044160] unmap_page_range+0xacd/0x1770 [ 70.048387] ? vm_normal_page_pmd+0x360/0x360 [ 70.052894] ? uprobe_munmap+0x94/0x210 [ 70.056865] unmap_single_vma+0x15d/0x2c0 [ 70.061188] unmap_vmas+0xac/0x170 [ 70.064755] exit_mmap+0x285/0x4e0 [ 70.068389] ? SyS_munmap+0x30/0x30 [ 70.072032] ? quarantine_put+0xf9/0x1a0 [ 70.076182] ? kmem_cache_free+0x21a/0x2b0 [ 70.080499] ? __khugepaged_exit+0xcf/0x3d0 [ 70.084805] ? mm_update_next_owner+0x450/0x5d0 [ 70.089554] mmput+0x114/0x440 [ 70.092858] do_exit+0x71d/0x2c10 [ 70.096402] ? mm_update_next_owner+0x5d0/0x5d0 [ 70.101065] ? up_read+0x1a/0x40 [ 70.104505] ? __do_page_fault+0x358/0xb80 [ 70.108946] do_group_exit+0x111/0x330 [ 70.113113] SyS_exit_group+0x1d/0x20 [ 70.116900] ? do_group_exit+0x330/0x330 [ 70.120951] do_syscall_64+0x1eb/0x630 [ 70.125018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 70.129856] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.135036] RIP: 0033:0x43ff68 [ 70.138213] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 70.145908] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 70.153226] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 70.160519] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 70.167782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 70.175035] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 70.186704] FAULT_INJECTION: forcing a failure. [ 70.186704] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.198598] CPU: 1 PID: 7158 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 70.205604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.214941] Call Trace: [ 70.217522] dump_stack+0x138/0x19c [ 70.221176] should_fail.cold+0x10f/0x159 [ 70.225315] __alloc_pages_nodemask+0x1d6/0x7a0 [ 70.229979] ? __alloc_pages_slowpath+0x2930/0x2930 [ 70.234992] ? lock_downgrade+0x6e0/0x6e0 [ 70.239137] alloc_pages_current+0xec/0x1e0 [ 70.243489] __get_free_pages+0xf/0x40 [ 70.247366] __tlb_remove_page_size+0x2c5/0x4f0 [ 70.252017] unmap_page_range+0xacd/0x1770 [ 70.256241] ? vm_normal_page_pmd+0x360/0x360 [ 70.260721] ? uprobe_munmap+0x94/0x210 [ 70.264682] unmap_single_vma+0x15d/0x2c0 [ 70.268844] unmap_vmas+0xac/0x170 [ 70.272376] exit_mmap+0x285/0x4e0 [ 70.275900] ? SyS_munmap+0x30/0x30 [ 70.279512] ? quarantine_put+0xf9/0x1a0 [ 70.283558] ? kmem_cache_free+0x21a/0x2b0 [ 70.287777] ? __khugepaged_exit+0xcf/0x3d0 [ 70.292086] ? mm_update_next_owner+0x450/0x5d0 [ 70.296753] mmput+0x114/0x440 [ 70.299948] do_exit+0x71d/0x2c10 [ 70.303409] ? mm_update_next_owner+0x5d0/0x5d0 [ 70.308062] ? up_read+0x1a/0x40 [ 70.311412] ? __do_page_fault+0x358/0xb80 [ 70.315631] do_group_exit+0x111/0x330 [ 70.319504] SyS_exit_group+0x1d/0x20 [ 70.323306] ? do_group_exit+0x330/0x330 [ 70.327361] do_syscall_64+0x1eb/0x630 [ 70.331241] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 70.336075] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.341341] RIP: 0033:0x43ff68 [ 70.344550] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 70.352262] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 70.359521] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 70.366802] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 70.374061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 70.381365] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 70.393041] FAULT_INJECTION: forcing a failure. [ 70.393041] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.405021] CPU: 1 PID: 7159 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 70.412024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.421382] Call Trace: [ 70.423971] dump_stack+0x138/0x19c [ 70.427588] should_fail.cold+0x10f/0x159 [ 70.431727] __alloc_pages_nodemask+0x1d6/0x7a0 [ 70.436379] ? __alloc_pages_slowpath+0x2930/0x2930 [ 70.441411] ? lock_downgrade+0x6e0/0x6e0 [ 70.445557] alloc_pages_current+0xec/0x1e0 [ 70.449885] __get_free_pages+0xf/0x40 [ 70.453765] __tlb_remove_page_size+0x2c5/0x4f0 [ 70.458420] unmap_page_range+0xacd/0x1770 [ 70.462645] ? vm_normal_page_pmd+0x360/0x360 [ 70.467152] ? uprobe_munmap+0x94/0x210 [ 70.471129] unmap_single_vma+0x15d/0x2c0 [ 70.475282] unmap_vmas+0xac/0x170 [ 70.478900] exit_mmap+0x285/0x4e0 [ 70.482447] ? SyS_munmap+0x30/0x30 [ 70.486076] ? quarantine_put+0xf9/0x1a0 [ 70.490124] ? kmem_cache_free+0x21a/0x2b0 [ 70.494349] ? __khugepaged_exit+0xcf/0x3d0 [ 70.498657] ? mm_update_next_owner+0x450/0x5d0 [ 70.503316] mmput+0x114/0x440 [ 70.506491] do_exit+0x71d/0x2c10 [ 70.509928] ? mm_update_next_owner+0x5d0/0x5d0 [ 70.514697] ? up_read+0x1a/0x40 [ 70.518055] ? __do_page_fault+0x358/0xb80 [ 70.522296] do_group_exit+0x111/0x330 [ 70.526288] SyS_exit_group+0x1d/0x20 [ 70.530260] ? do_group_exit+0x330/0x330 [ 70.534331] do_syscall_64+0x1eb/0x630 [ 70.538209] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 70.543041] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.548240] RIP: 0033:0x43ff68 [ 70.551520] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 70.559214] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 70.566471] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 70.573724] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 70.580994] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 70.588277] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 70.599840] FAULT_INJECTION: forcing a failure. [ 70.599840] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.611749] CPU: 0 PID: 7160 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 70.618777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.628121] Call Trace: [ 70.630698] dump_stack+0x138/0x19c [ 70.634309] should_fail.cold+0x10f/0x159 [ 70.638447] __alloc_pages_nodemask+0x1d6/0x7a0 [ 70.643230] ? __alloc_pages_slowpath+0x2930/0x2930 [ 70.648246] ? lock_downgrade+0x6e0/0x6e0 [ 70.652477] alloc_pages_current+0xec/0x1e0 [ 70.656904] __get_free_pages+0xf/0x40 [ 70.660802] __tlb_remove_page_size+0x2c5/0x4f0 [ 70.665476] unmap_page_range+0xacd/0x1770 [ 70.669814] ? vm_normal_page_pmd+0x360/0x360 [ 70.674314] ? uprobe_munmap+0x94/0x210 [ 70.678301] unmap_single_vma+0x15d/0x2c0 [ 70.682597] unmap_vmas+0xac/0x170 [ 70.686120] exit_mmap+0x285/0x4e0 [ 70.689640] ? SyS_munmap+0x30/0x30 [ 70.693314] ? quarantine_put+0xf9/0x1a0 [ 70.697385] ? kmem_cache_free+0x21a/0x2b0 [ 70.701607] ? __khugepaged_exit+0xcf/0x3d0 [ 70.705910] ? mm_update_next_owner+0x450/0x5d0 [ 70.710585] mmput+0x114/0x440 [ 70.713763] do_exit+0x71d/0x2c10 [ 70.717202] ? mm_update_next_owner+0x5d0/0x5d0 [ 70.721877] ? up_read+0x1a/0x40 [ 70.725234] ? __do_page_fault+0x358/0xb80 [ 70.729460] do_group_exit+0x111/0x330 [ 70.733556] SyS_exit_group+0x1d/0x20 [ 70.737346] ? do_group_exit+0x330/0x330 [ 70.741402] do_syscall_64+0x1eb/0x630 [ 70.745296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 70.750131] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.755351] RIP: 0033:0x43ff68 [ 70.758523] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 70.766230] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 70.773489] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 executing program [ 70.780744] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 70.788003] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 70.795281] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 70.806843] FAULT_INJECTION: forcing a failure. [ 70.806843] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.818755] CPU: 1 PID: 7161 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 70.825760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.835098] Call Trace: [ 70.837681] dump_stack+0x138/0x19c [ 70.841291] should_fail.cold+0x10f/0x159 [ 70.845422] __alloc_pages_nodemask+0x1d6/0x7a0 [ 70.850078] ? __alloc_pages_slowpath+0x2930/0x2930 [ 70.855082] ? lock_downgrade+0x6e0/0x6e0 [ 70.859218] alloc_pages_current+0xec/0x1e0 [ 70.863532] __get_free_pages+0xf/0x40 [ 70.867409] __tlb_remove_page_size+0x2c5/0x4f0 [ 70.872078] unmap_page_range+0xacd/0x1770 [ 70.876322] ? vm_normal_page_pmd+0x360/0x360 [ 70.880826] ? uprobe_munmap+0x94/0x210 [ 70.884791] unmap_single_vma+0x15d/0x2c0 [ 70.888940] unmap_vmas+0xac/0x170 [ 70.892470] exit_mmap+0x285/0x4e0 [ 70.896012] ? SyS_munmap+0x30/0x30 [ 70.899632] ? quarantine_put+0xf9/0x1a0 [ 70.903678] ? kmem_cache_free+0x21a/0x2b0 [ 70.907919] ? __khugepaged_exit+0xcf/0x3d0 [ 70.912246] ? mm_update_next_owner+0x450/0x5d0 [ 70.916925] mmput+0x114/0x440 [ 70.920132] do_exit+0x71d/0x2c10 [ 70.923584] ? mm_update_next_owner+0x5d0/0x5d0 [ 70.928238] ? up_read+0x1a/0x40 [ 70.931592] ? __do_page_fault+0x358/0xb80 [ 70.935813] do_group_exit+0x111/0x330 [ 70.939704] SyS_exit_group+0x1d/0x20 [ 70.943491] ? do_group_exit+0x330/0x330 [ 70.947533] do_syscall_64+0x1eb/0x630 [ 70.951404] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 70.956261] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.961449] RIP: 0033:0x43ff68 [ 70.965228] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 70.983387] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 70.990649] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 70.997903] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 71.005156] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 71.012417] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.024070] FAULT_INJECTION: forcing a failure. [ 71.024070] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.035990] CPU: 0 PID: 7162 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 71.043085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.052743] Call Trace: [ 71.055342] dump_stack+0x138/0x19c [ 71.058953] should_fail.cold+0x10f/0x159 [ 71.063098] __alloc_pages_nodemask+0x1d6/0x7a0 [ 71.067749] ? __alloc_pages_slowpath+0x2930/0x2930 [ 71.072766] ? lock_downgrade+0x6e0/0x6e0 [ 71.076902] alloc_pages_current+0xec/0x1e0 [ 71.081233] __get_free_pages+0xf/0x40 [ 71.085104] __tlb_remove_page_size+0x2c5/0x4f0 [ 71.089757] unmap_page_range+0xacd/0x1770 [ 71.093987] ? vm_normal_page_pmd+0x360/0x360 [ 71.098467] ? uprobe_munmap+0x94/0x210 [ 71.102450] unmap_single_vma+0x15d/0x2c0 [ 71.106580] unmap_vmas+0xac/0x170 [ 71.110111] exit_mmap+0x285/0x4e0 [ 71.113638] ? SyS_munmap+0x30/0x30 [ 71.117249] ? quarantine_put+0xf9/0x1a0 [ 71.121323] ? kmem_cache_free+0x21a/0x2b0 [ 71.125574] ? __khugepaged_exit+0xcf/0x3d0 [ 71.129881] ? mm_update_next_owner+0x450/0x5d0 [ 71.134545] mmput+0x114/0x440 [ 71.137756] do_exit+0x71d/0x2c10 [ 71.141207] ? mm_update_next_owner+0x5d0/0x5d0 [ 71.145861] ? up_read+0x1a/0x40 [ 71.149217] ? __do_page_fault+0x358/0xb80 [ 71.153480] do_group_exit+0x111/0x330 [ 71.157360] SyS_exit_group+0x1d/0x20 [ 71.161142] ? do_group_exit+0x330/0x330 [ 71.165201] do_syscall_64+0x1eb/0x630 [ 71.169087] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 71.173924] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.179106] RIP: 0033:0x43ff68 executing program [ 71.182273] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 71.189961] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 71.197212] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 71.204549] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 71.211831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 71.219116] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.229851] FAULT_INJECTION: forcing a failure. [ 71.229851] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.241843] CPU: 1 PID: 7163 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 71.248894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.258254] Call Trace: [ 71.260864] dump_stack+0x138/0x19c [ 71.264481] should_fail.cold+0x10f/0x159 [ 71.268733] __alloc_pages_nodemask+0x1d6/0x7a0 [ 71.273480] ? __alloc_pages_slowpath+0x2930/0x2930 [ 71.278486] ? lock_downgrade+0x6e0/0x6e0 [ 71.282627] alloc_pages_current+0xec/0x1e0 [ 71.286944] __get_free_pages+0xf/0x40 [ 71.290823] __tlb_remove_page_size+0x2c5/0x4f0 [ 71.295503] unmap_page_range+0xacd/0x1770 [ 71.299767] ? vm_normal_page_pmd+0x360/0x360 [ 71.304300] ? uprobe_munmap+0x94/0x210 [ 71.308298] unmap_single_vma+0x15d/0x2c0 [ 71.312471] unmap_vmas+0xac/0x170 [ 71.316035] exit_mmap+0x285/0x4e0 [ 71.319560] ? SyS_munmap+0x30/0x30 [ 71.323184] ? quarantine_put+0xf9/0x1a0 [ 71.327298] ? kmem_cache_free+0x21a/0x2b0 [ 71.331715] ? __khugepaged_exit+0xcf/0x3d0 [ 71.336020] ? mm_update_next_owner+0x450/0x5d0 [ 71.340679] mmput+0x114/0x440 [ 71.344032] do_exit+0x71d/0x2c10 [ 71.347515] ? mm_update_next_owner+0x5d0/0x5d0 [ 71.352453] ? up_read+0x1a/0x40 [ 71.355810] ? __do_page_fault+0x358/0xb80 [ 71.360159] do_group_exit+0x111/0x330 [ 71.364045] SyS_exit_group+0x1d/0x20 [ 71.367829] ? do_group_exit+0x330/0x330 [ 71.371882] do_syscall_64+0x1eb/0x630 [ 71.375752] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 71.380599] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 71.385772] RIP: 0033:0x43ff68 [ 71.388963] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 71.396763] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 71.404038] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 71.411317] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 71.418593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 71.425855] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.436862] FAULT_INJECTION: forcing a failure. [ 71.436862] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.448727] CPU: 1 PID: 7164 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 71.455757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.465096] Call Trace: [ 71.467666] dump_stack+0x138/0x19c [ 71.471275] should_fail.cold+0x10f/0x159 [ 71.475407] __alloc_pages_nodemask+0x1d6/0x7a0 [ 71.480068] ? __alloc_pages_slowpath+0x2930/0x2930 [ 71.485102] ? lock_downgrade+0x6e0/0x6e0 [ 71.489329] alloc_pages_current+0xec/0x1e0 [ 71.493656] __get_free_pages+0xf/0x40 [ 71.497533] __tlb_remove_page_size+0x2c5/0x4f0 [ 71.502365] unmap_page_range+0xacd/0x1770 [ 71.506629] ? vm_normal_page_pmd+0x360/0x360 [ 71.511125] ? uprobe_munmap+0x94/0x210 [ 71.515118] unmap_single_vma+0x15d/0x2c0 [ 71.519678] unmap_vmas+0xac/0x170 [ 71.523201] exit_mmap+0x285/0x4e0 [ 71.526732] ? SyS_munmap+0x30/0x30 [ 71.530387] ? quarantine_put+0xf9/0x1a0 [ 71.534451] ? kmem_cache_free+0x21a/0x2b0 [ 71.538678] ? __khugepaged_exit+0xcf/0x3d0 [ 71.542988] ? mm_update_next_owner+0x450/0x5d0 [ 71.547673] mmput+0x114/0x440 [ 71.550854] do_exit+0x71d/0x2c10 [ 71.554291] ? mm_update_next_owner+0x5d0/0x5d0 [ 71.559238] ? up_read+0x1a/0x40 [ 71.562688] ? __do_page_fault+0x358/0xb80 [ 71.566952] do_group_exit+0x111/0x330 [ 71.570827] SyS_exit_group+0x1d/0x20 [ 71.574609] ? do_group_exit+0x330/0x330 [ 71.578673] do_syscall_64+0x1eb/0x630 [ 71.582557] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 71.587394] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.592567] RIP: 0033:0x43ff68 [ 71.595734] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 71.603425] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 71.610681] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 71.617940] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 71.625353] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 71.632607] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.644629] FAULT_INJECTION: forcing a failure. [ 71.644629] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.656502] CPU: 0 PID: 7165 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 71.663537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.672911] Call Trace: [ 71.675491] dump_stack+0x138/0x19c [ 71.679102] should_fail.cold+0x10f/0x159 [ 71.683239] __alloc_pages_nodemask+0x1d6/0x7a0 [ 71.687901] ? __alloc_pages_slowpath+0x2930/0x2930 [ 71.692916] ? lock_downgrade+0x6e0/0x6e0 [ 71.697057] alloc_pages_current+0xec/0x1e0 [ 71.701369] __get_free_pages+0xf/0x40 [ 71.705259] __tlb_remove_page_size+0x2c5/0x4f0 [ 71.709908] unmap_page_range+0xacd/0x1770 [ 71.714219] ? vm_normal_page_pmd+0x360/0x360 [ 71.718702] ? uprobe_munmap+0x94/0x210 [ 71.722659] unmap_single_vma+0x15d/0x2c0 [ 71.726804] unmap_vmas+0xac/0x170 [ 71.730335] exit_mmap+0x285/0x4e0 [ 71.733855] ? SyS_munmap+0x30/0x30 [ 71.737474] ? quarantine_put+0xf9/0x1a0 [ 71.741519] ? kmem_cache_free+0x21a/0x2b0 [ 71.745736] ? __khugepaged_exit+0xcf/0x3d0 [ 71.750043] ? mm_update_next_owner+0x450/0x5d0 [ 71.754708] mmput+0x114/0x440 [ 71.757882] do_exit+0x71d/0x2c10 [ 71.761323] ? mm_update_next_owner+0x5d0/0x5d0 [ 71.766078] ? up_read+0x1a/0x40 [ 71.769424] ? __do_page_fault+0x358/0xb80 [ 71.773683] do_group_exit+0x111/0x330 [ 71.777559] SyS_exit_group+0x1d/0x20 [ 71.781356] ? do_group_exit+0x330/0x330 [ 71.785402] do_syscall_64+0x1eb/0x630 [ 71.789274] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 71.794102] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.799281] RIP: 0033:0x43ff68 [ 71.802452] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 71.810334] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 71.817589] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 71.824938] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 71.832194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 71.839449] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 71.850904] FAULT_INJECTION: forcing a failure. [ 71.850904] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.862924] CPU: 1 PID: 7166 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 71.870050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.879401] Call Trace: [ 71.882010] dump_stack+0x138/0x19c [ 71.885629] should_fail.cold+0x10f/0x159 [ 71.889790] __alloc_pages_nodemask+0x1d6/0x7a0 [ 71.894451] ? __alloc_pages_slowpath+0x2930/0x2930 [ 71.899458] ? lock_downgrade+0x6e0/0x6e0 [ 71.903624] alloc_pages_current+0xec/0x1e0 [ 71.907969] __get_free_pages+0xf/0x40 [ 71.911846] __tlb_remove_page_size+0x2c5/0x4f0 [ 71.916495] unmap_page_range+0xacd/0x1770 [ 71.920724] ? vm_normal_page_pmd+0x360/0x360 [ 71.925217] ? uprobe_munmap+0x94/0x210 [ 71.929181] unmap_single_vma+0x15d/0x2c0 [ 71.933313] unmap_vmas+0xac/0x170 [ 71.936833] exit_mmap+0x285/0x4e0 [ 71.940369] ? SyS_munmap+0x30/0x30 [ 71.943988] ? quarantine_put+0xf9/0x1a0 [ 71.948042] ? kmem_cache_free+0x21a/0x2b0 [ 71.952287] ? __khugepaged_exit+0xcf/0x3d0 [ 71.956680] ? mm_update_next_owner+0x450/0x5d0 [ 71.961362] mmput+0x114/0x440 [ 71.964548] do_exit+0x71d/0x2c10 [ 71.967985] ? mm_update_next_owner+0x5d0/0x5d0 [ 71.972639] ? up_read+0x1a/0x40 [ 71.976027] ? __do_page_fault+0x358/0xb80 [ 71.980257] do_group_exit+0x111/0x330 [ 71.984139] SyS_exit_group+0x1d/0x20 [ 71.987924] ? do_group_exit+0x330/0x330 [ 71.991976] do_syscall_64+0x1eb/0x630 [ 71.995845] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 72.000672] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.005870] RIP: 0033:0x43ff68 [ 72.009064] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.016786] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 72.024050] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 executing program [ 72.033039] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 72.040294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 72.047546] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 72.059216] FAULT_INJECTION: forcing a failure. [ 72.059216] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.071184] CPU: 0 PID: 7167 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 72.078193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.087530] Call Trace: [ 72.090114] dump_stack+0x138/0x19c [ 72.093737] should_fail.cold+0x10f/0x159 [ 72.097870] __alloc_pages_nodemask+0x1d6/0x7a0 [ 72.102612] ? __alloc_pages_slowpath+0x2930/0x2930 [ 72.107640] ? lock_downgrade+0x6e0/0x6e0 [ 72.112118] alloc_pages_current+0xec/0x1e0 [ 72.116422] __get_free_pages+0xf/0x40 [ 72.120302] __tlb_remove_page_size+0x2c5/0x4f0 [ 72.125086] unmap_page_range+0xacd/0x1770 [ 72.129321] ? vm_normal_page_pmd+0x360/0x360 [ 72.135259] ? uprobe_munmap+0x94/0x210 [ 72.139233] unmap_single_vma+0x15d/0x2c0 [ 72.143412] unmap_vmas+0xac/0x170 [ 72.146968] exit_mmap+0x285/0x4e0 [ 72.150498] ? SyS_munmap+0x30/0x30 [ 72.154113] ? quarantine_put+0xf9/0x1a0 [ 72.158183] ? kmem_cache_free+0x21a/0x2b0 [ 72.162489] ? __khugepaged_exit+0xcf/0x3d0 [ 72.166804] ? mm_update_next_owner+0x450/0x5d0 [ 72.171475] mmput+0x114/0x440 [ 72.174651] do_exit+0x71d/0x2c10 [ 72.178097] ? mm_update_next_owner+0x5d0/0x5d0 [ 72.182750] ? up_read+0x1a/0x40 [ 72.186119] ? __do_page_fault+0x358/0xb80 [ 72.190344] do_group_exit+0x111/0x330 [ 72.194229] SyS_exit_group+0x1d/0x20 [ 72.198009] ? do_group_exit+0x330/0x330 [ 72.202061] do_syscall_64+0x1eb/0x630 [ 72.206157] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 72.211001] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.216187] RIP: 0033:0x43ff68 [ 72.219393] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.227191] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 72.234464] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 72.241716] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 72.248970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 72.256223] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 72.267532] FAULT_INJECTION: forcing a failure. [ 72.267532] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.279628] CPU: 1 PID: 7168 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 72.286620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.295957] Call Trace: [ 72.298538] dump_stack+0x138/0x19c [ 72.302154] should_fail.cold+0x10f/0x159 [ 72.306297] __alloc_pages_nodemask+0x1d6/0x7a0 [ 72.310960] ? __alloc_pages_slowpath+0x2930/0x2930 [ 72.315966] ? lock_acquire+0x16f/0x430 [ 72.319937] cache_grow_begin+0x80/0x410 [ 72.323983] __kmalloc+0x6c2/0x7a0 [ 72.327507] ? __tty_buffer_request_room+0x1a4/0x500 [ 72.332595] __tty_buffer_request_room+0x1a4/0x500 [ 72.337513] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 72.343033] pty_write+0x113/0x1d0 [ 72.346557] do_output_char+0x52a/0x7b0 [ 72.350519] __process_echoes+0x316/0x8a0 [ 72.354653] n_tty_receive_buf_common+0x998/0x2410 [ 72.359585] ? avc_has_extended_perms+0x813/0xe40 [ 72.364414] ? n_tty_receive_buf2+0x40/0x40 [ 72.368805] n_tty_receive_buf+0x31/0x3b [ 72.372883] tty_ioctl+0xe0e/0x1340 [ 72.376493] ? get_pid_task+0xbf/0x140 [ 72.380360] ? tty_vhangup+0x30/0x30 [ 72.384057] ? proc_cwd_link+0x1b0/0x1b0 [ 72.388107] ? __might_sleep+0x93/0xb0 [ 72.391992] ? tty_vhangup+0x30/0x30 [ 72.395690] do_vfs_ioctl+0x7b9/0x1070 [ 72.399659] ? selinux_file_mprotect+0x5d0/0x5d0 [ 72.404492] ? ioctl_preallocate+0x1c0/0x1c0 [ 72.408921] ? vfs_write+0x104/0x500 [ 72.412635] ? security_file_ioctl+0x83/0xc0 [ 72.417023] ? security_file_ioctl+0x8f/0xc0 [ 72.421443] SyS_ioctl+0x8f/0xc0 [ 72.424810] ? do_vfs_ioctl+0x1070/0x1070 [ 72.428945] do_syscall_64+0x1eb/0x630 [ 72.432824] ? trace_hardirqs_off_thunk+0x1a/0x1c executing program [ 72.437680] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.442852] RIP: 0033:0x441319 [ 72.446026] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 72.453737] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 72.460994] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 72.468241] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 72.475519] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 72.482775] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 72.494947] FAULT_INJECTION: forcing a failure. [ 72.494947] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.506792] CPU: 0 PID: 7169 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 72.513796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.523155] Call Trace: [ 72.525748] dump_stack+0x138/0x19c [ 72.529363] should_fail.cold+0x10f/0x159 [ 72.533496] __alloc_pages_nodemask+0x1d6/0x7a0 [ 72.538178] ? __alloc_pages_slowpath+0x2930/0x2930 [ 72.543214] ? lock_downgrade+0x6e0/0x6e0 [ 72.547359] alloc_pages_current+0xec/0x1e0 [ 72.551693] __get_free_pages+0xf/0x40 [ 72.555579] __tlb_remove_page_size+0x2c5/0x4f0 [ 72.560251] unmap_page_range+0xacd/0x1770 [ 72.564480] ? vm_normal_page_pmd+0x360/0x360 [ 72.568990] ? uprobe_munmap+0x94/0x210 [ 72.572954] unmap_single_vma+0x15d/0x2c0 [ 72.577101] unmap_vmas+0xac/0x170 [ 72.580639] exit_mmap+0x285/0x4e0 [ 72.584180] ? SyS_munmap+0x30/0x30 [ 72.587795] ? quarantine_put+0xf9/0x1a0 [ 72.591858] ? kmem_cache_free+0x21a/0x2b0 [ 72.596082] ? __khugepaged_exit+0xcf/0x3d0 [ 72.600388] ? mm_update_next_owner+0x450/0x5d0 [ 72.605046] mmput+0x114/0x440 [ 72.608230] do_exit+0x71d/0x2c10 [ 72.611664] ? mm_update_next_owner+0x5d0/0x5d0 [ 72.616324] ? up_read+0x1a/0x40 [ 72.619703] ? __do_page_fault+0x358/0xb80 [ 72.623938] do_group_exit+0x111/0x330 [ 72.627821] SyS_exit_group+0x1d/0x20 [ 72.631602] ? do_group_exit+0x330/0x330 [ 72.635645] do_syscall_64+0x1eb/0x630 [ 72.639511] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 72.644339] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.649513] RIP: 0033:0x43ff68 [ 72.652711] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.660406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 72.667659] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 72.674912] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 72.682178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 72.689430] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 72.700965] FAULT_INJECTION: forcing a failure. [ 72.700965] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.712786] CPU: 1 PID: 7170 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 72.719782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.729139] Call Trace: [ 72.731715] dump_stack+0x138/0x19c [ 72.735328] should_fail.cold+0x10f/0x159 [ 72.739461] __alloc_pages_nodemask+0x1d6/0x7a0 [ 72.744128] ? __alloc_pages_slowpath+0x2930/0x2930 [ 72.749304] ? lock_downgrade+0x6e0/0x6e0 [ 72.753438] alloc_pages_current+0xec/0x1e0 [ 72.757753] __get_free_pages+0xf/0x40 [ 72.761640] __tlb_remove_page_size+0x2c5/0x4f0 [ 72.766298] unmap_page_range+0xacd/0x1770 [ 72.770518] ? vm_normal_page_pmd+0x360/0x360 [ 72.775084] ? uprobe_munmap+0x94/0x210 [ 72.779045] unmap_single_vma+0x15d/0x2c0 [ 72.783209] unmap_vmas+0xac/0x170 [ 72.786820] exit_mmap+0x285/0x4e0 [ 72.790343] ? SyS_munmap+0x30/0x30 [ 72.793970] ? quarantine_put+0xf9/0x1a0 [ 72.798034] ? kmem_cache_free+0x21a/0x2b0 [ 72.802252] ? __khugepaged_exit+0xcf/0x3d0 [ 72.806902] ? mm_update_next_owner+0x450/0x5d0 [ 72.811574] mmput+0x114/0x440 [ 72.814756] do_exit+0x71d/0x2c10 [ 72.818203] ? mm_update_next_owner+0x5d0/0x5d0 [ 72.822873] ? up_read+0x1a/0x40 [ 72.826299] ? __do_page_fault+0x358/0xb80 [ 72.830540] do_group_exit+0x111/0x330 [ 72.834500] SyS_exit_group+0x1d/0x20 [ 72.838304] ? do_group_exit+0x330/0x330 [ 72.842458] do_syscall_64+0x1eb/0x630 [ 72.846439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 72.851371] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.856559] RIP: 0033:0x43ff68 [ 72.859823] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 72.867511] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 72.875274] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 72.882749] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 72.890033] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 72.897292] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 72.908914] FAULT_INJECTION: forcing a failure. [ 72.908914] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.921526] CPU: 0 PID: 7171 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 72.928626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.937965] Call Trace: [ 72.940541] dump_stack+0x138/0x19c [ 72.944155] should_fail.cold+0x10f/0x159 [ 72.948310] __alloc_pages_nodemask+0x1d6/0x7a0 [ 72.953153] ? __alloc_pages_slowpath+0x2930/0x2930 [ 72.958161] ? lock_acquire+0x16f/0x430 [ 72.962305] cache_grow_begin+0x80/0x410 [ 72.966393] __kmalloc+0x6c2/0x7a0 [ 72.970054] ? __tty_buffer_request_room+0x1a4/0x500 [ 72.975185] __tty_buffer_request_room+0x1a4/0x500 [ 72.980099] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 72.985624] pty_write+0x113/0x1d0 [ 72.989156] do_output_char+0x52a/0x7b0 [ 72.993220] __process_echoes+0x316/0x8a0 [ 72.997468] n_tty_receive_buf_common+0x998/0x2410 [ 73.002387] ? avc_has_extended_perms+0x813/0xe40 [ 73.007244] ? n_tty_receive_buf2+0x40/0x40 [ 73.011556] n_tty_receive_buf+0x31/0x3b [ 73.015621] tty_ioctl+0xe0e/0x1340 [ 73.019234] ? get_pid_task+0xbf/0x140 [ 73.023106] ? tty_vhangup+0x30/0x30 [ 73.026808] ? proc_cwd_link+0x1b0/0x1b0 [ 73.030858] ? __might_sleep+0x93/0xb0 [ 73.034749] ? tty_vhangup+0x30/0x30 [ 73.038512] do_vfs_ioctl+0x7b9/0x1070 [ 73.043326] ? selinux_file_mprotect+0x5d0/0x5d0 [ 73.049796] ? ioctl_preallocate+0x1c0/0x1c0 [ 73.054238] ? vfs_write+0x104/0x500 [ 73.057944] ? security_file_ioctl+0x83/0xc0 [ 73.062334] ? security_file_ioctl+0x8f/0xc0 [ 73.066735] SyS_ioctl+0x8f/0xc0 [ 73.070085] ? do_vfs_ioctl+0x1070/0x1070 [ 73.074222] do_syscall_64+0x1eb/0x630 [ 73.078094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.082950] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.088136] RIP: 0033:0x441319 executing program [ 73.091323] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 73.099019] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 73.106286] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 73.113565] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 73.121032] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 73.128288] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 73.140012] FAULT_INJECTION: forcing a failure. [ 73.140012] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.153080] CPU: 1 PID: 7172 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 73.160091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.169458] Call Trace: [ 73.172059] dump_stack+0x138/0x19c [ 73.175685] should_fail.cold+0x10f/0x159 [ 73.179914] __alloc_pages_nodemask+0x1d6/0x7a0 [ 73.184576] ? __alloc_pages_slowpath+0x2930/0x2930 [ 73.189594] ? lock_downgrade+0x6e0/0x6e0 [ 73.193826] alloc_pages_current+0xec/0x1e0 [ 73.198135] __get_free_pages+0xf/0x40 [ 73.202007] __tlb_remove_page_size+0x2c5/0x4f0 [ 73.206657] unmap_page_range+0xacd/0x1770 [ 73.210972] ? vm_normal_page_pmd+0x360/0x360 [ 73.215454] ? uprobe_munmap+0x94/0x210 [ 73.219417] unmap_single_vma+0x15d/0x2c0 [ 73.223566] unmap_vmas+0xac/0x170 [ 73.227105] exit_mmap+0x285/0x4e0 [ 73.230649] ? SyS_munmap+0x30/0x30 [ 73.234260] ? quarantine_put+0xf9/0x1a0 [ 73.238332] ? kmem_cache_free+0x21a/0x2b0 [ 73.242644] ? __khugepaged_exit+0xcf/0x3d0 [ 73.246964] ? mm_update_next_owner+0x450/0x5d0 [ 73.252691] mmput+0x114/0x440 [ 73.255872] do_exit+0x71d/0x2c10 [ 73.259315] ? mm_update_next_owner+0x5d0/0x5d0 [ 73.264178] ? up_read+0x1a/0x40 [ 73.267649] ? __do_page_fault+0x358/0xb80 [ 73.271887] do_group_exit+0x111/0x330 [ 73.275773] SyS_exit_group+0x1d/0x20 [ 73.279560] ? do_group_exit+0x330/0x330 [ 73.283618] do_syscall_64+0x1eb/0x630 [ 73.287488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.292325] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 73.297522] RIP: 0033:0x43ff68 [ 73.300700] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 73.308402] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 73.315696] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 73.322950] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 73.330222] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 73.337655] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 73.349450] FAULT_INJECTION: forcing a failure. [ 73.349450] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.361366] CPU: 0 PID: 7173 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 73.368365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.377702] Call Trace: [ 73.380274] dump_stack+0x138/0x19c [ 73.383882] should_fail.cold+0x10f/0x159 [ 73.388018] __alloc_pages_nodemask+0x1d6/0x7a0 [ 73.392686] ? __alloc_pages_slowpath+0x2930/0x2930 [ 73.397692] ? lock_downgrade+0x6e0/0x6e0 [ 73.401823] alloc_pages_current+0xec/0x1e0 [ 73.406135] __get_free_pages+0xf/0x40 [ 73.410006] __tlb_remove_page_size+0x2c5/0x4f0 [ 73.414663] unmap_page_range+0xacd/0x1770 [ 73.418896] ? vm_normal_page_pmd+0x360/0x360 [ 73.423372] ? uprobe_munmap+0x94/0x210 [ 73.427344] unmap_single_vma+0x15d/0x2c0 [ 73.431485] unmap_vmas+0xac/0x170 [ 73.435052] exit_mmap+0x285/0x4e0 [ 73.438575] ? SyS_munmap+0x30/0x30 [ 73.442190] ? quarantine_put+0xf9/0x1a0 [ 73.446237] ? kmem_cache_free+0x21a/0x2b0 [ 73.450454] ? __khugepaged_exit+0xcf/0x3d0 [ 73.454760] ? mm_update_next_owner+0x450/0x5d0 [ 73.459408] mmput+0x114/0x440 [ 73.462581] do_exit+0x71d/0x2c10 [ 73.466018] ? mm_update_next_owner+0x5d0/0x5d0 [ 73.470667] ? up_read+0x1a/0x40 [ 73.474014] ? __do_page_fault+0x358/0xb80 [ 73.478333] do_group_exit+0x111/0x330 [ 73.482220] SyS_exit_group+0x1d/0x20 [ 73.486004] ? do_group_exit+0x330/0x330 [ 73.490054] do_syscall_64+0x1eb/0x630 [ 73.493942] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.498767] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.503939] RIP: 0033:0x43ff68 [ 73.507107] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 73.514799] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 73.522047] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 73.529301] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 73.536551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 73.543804] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 73.555292] FAULT_INJECTION: forcing a failure. [ 73.555292] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.567163] CPU: 1 PID: 7174 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 73.574218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.583639] Call Trace: [ 73.586213] dump_stack+0x138/0x19c [ 73.589821] should_fail.cold+0x10f/0x159 [ 73.593955] __alloc_pages_nodemask+0x1d6/0x7a0 [ 73.598608] ? __alloc_pages_slowpath+0x2930/0x2930 [ 73.603657] ? lock_downgrade+0x6e0/0x6e0 [ 73.607790] alloc_pages_current+0xec/0x1e0 [ 73.612119] __get_free_pages+0xf/0x40 [ 73.615993] __tlb_remove_page_size+0x2c5/0x4f0 [ 73.620646] unmap_page_range+0xacd/0x1770 [ 73.624872] ? vm_normal_page_pmd+0x360/0x360 [ 73.629366] ? uprobe_munmap+0x94/0x210 [ 73.633331] unmap_single_vma+0x15d/0x2c0 [ 73.637460] unmap_vmas+0xac/0x170 [ 73.640994] exit_mmap+0x285/0x4e0 [ 73.644515] ? SyS_munmap+0x30/0x30 [ 73.648138] ? quarantine_put+0xf9/0x1a0 [ 73.652194] ? kmem_cache_free+0x21a/0x2b0 [ 73.656431] ? __khugepaged_exit+0xcf/0x3d0 [ 73.660770] ? mm_update_next_owner+0x450/0x5d0 [ 73.665522] mmput+0x114/0x440 [ 73.668701] do_exit+0x71d/0x2c10 [ 73.672161] ? mm_update_next_owner+0x5d0/0x5d0 [ 73.676830] ? up_read+0x1a/0x40 [ 73.680198] ? __do_page_fault+0x358/0xb80 [ 73.684437] do_group_exit+0x111/0x330 [ 73.688311] SyS_exit_group+0x1d/0x20 [ 73.692089] ? do_group_exit+0x330/0x330 [ 73.696132] do_syscall_64+0x1eb/0x630 [ 73.699996] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.704838] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.710008] RIP: 0033:0x43ff68 [ 73.713193] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 73.720888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 73.728142] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 73.735395] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 73.742647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 73.749897] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 73.761802] FAULT_INJECTION: forcing a failure. [ 73.761802] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.773613] CPU: 0 PID: 7175 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 73.780633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.789975] Call Trace: [ 73.792562] dump_stack+0x138/0x19c [ 73.796202] should_fail.cold+0x10f/0x159 [ 73.800351] __alloc_pages_nodemask+0x1d6/0x7a0 [ 73.805006] ? __alloc_pages_slowpath+0x2930/0x2930 [ 73.810005] ? lock_acquire+0x16f/0x430 [ 73.813986] cache_grow_begin+0x80/0x410 [ 73.818034] __kmalloc+0x6c2/0x7a0 [ 73.821562] ? __tty_buffer_request_room+0x1a4/0x500 [ 73.826653] __tty_buffer_request_room+0x1a4/0x500 [ 73.831571] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 73.837109] pty_write+0x113/0x1d0 [ 73.840649] do_output_char+0x52a/0x7b0 [ 73.844605] __process_echoes+0x316/0x8a0 [ 73.848737] n_tty_receive_buf_common+0x998/0x2410 [ 73.853654] ? avc_has_extended_perms+0x813/0xe40 [ 73.858484] ? n_tty_receive_buf2+0x40/0x40 [ 73.862810] n_tty_receive_buf+0x31/0x3b [ 73.866861] tty_ioctl+0xe0e/0x1340 [ 73.870471] ? get_pid_task+0xbf/0x140 [ 73.874358] ? tty_vhangup+0x30/0x30 [ 73.878061] ? proc_cwd_link+0x1b0/0x1b0 [ 73.882103] ? __might_sleep+0x93/0xb0 [ 73.885974] ? tty_vhangup+0x30/0x30 [ 73.889690] do_vfs_ioctl+0x7b9/0x1070 [ 73.893666] ? selinux_file_mprotect+0x5d0/0x5d0 [ 73.898418] ? ioctl_preallocate+0x1c0/0x1c0 [ 73.902905] ? vfs_write+0x104/0x500 [ 73.906689] ? security_file_ioctl+0x83/0xc0 [ 73.911099] ? security_file_ioctl+0x8f/0xc0 [ 73.915504] SyS_ioctl+0x8f/0xc0 [ 73.918851] ? do_vfs_ioctl+0x1070/0x1070 [ 73.922984] do_syscall_64+0x1eb/0x630 [ 73.926856] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 73.931696] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.936869] RIP: 0033:0x441319 [ 73.940043] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 73.947745] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 73.955000] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 73.962252] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 73.969518] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 73.976786] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 73.987817] FAULT_INJECTION: forcing a failure. [ 73.987817] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.999706] CPU: 1 PID: 7176 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 74.006714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.016058] Call Trace: [ 74.018633] dump_stack+0x138/0x19c [ 74.022247] should_fail.cold+0x10f/0x159 [ 74.026380] __alloc_pages_nodemask+0x1d6/0x7a0 [ 74.032508] ? __alloc_pages_slowpath+0x2930/0x2930 [ 74.037506] ? lock_downgrade+0x6e0/0x6e0 [ 74.041635] alloc_pages_current+0xec/0x1e0 [ 74.045959] __get_free_pages+0xf/0x40 [ 74.049828] __tlb_remove_page_size+0x2c5/0x4f0 [ 74.054479] unmap_page_range+0xacd/0x1770 [ 74.058723] ? vm_normal_page_pmd+0x360/0x360 [ 74.063215] ? uprobe_munmap+0x94/0x210 [ 74.067183] unmap_single_vma+0x15d/0x2c0 [ 74.071322] unmap_vmas+0xac/0x170 [ 74.074843] exit_mmap+0x285/0x4e0 [ 74.078395] ? SyS_munmap+0x30/0x30 [ 74.082012] ? quarantine_put+0xf9/0x1a0 [ 74.086058] ? kmem_cache_free+0x21a/0x2b0 [ 74.090278] ? __khugepaged_exit+0xcf/0x3d0 [ 74.094581] ? mm_update_next_owner+0x450/0x5d0 [ 74.099232] mmput+0x114/0x440 [ 74.102410] do_exit+0x71d/0x2c10 [ 74.105867] ? mm_update_next_owner+0x5d0/0x5d0 [ 74.110551] ? up_read+0x1a/0x40 [ 74.113992] ? __do_page_fault+0x358/0xb80 [ 74.118352] do_group_exit+0x111/0x330 [ 74.122224] SyS_exit_group+0x1d/0x20 [ 74.126031] ? do_group_exit+0x330/0x330 [ 74.130083] do_syscall_64+0x1eb/0x630 [ 74.134076] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 74.138953] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.144146] RIP: 0033:0x43ff68 executing program [ 74.147315] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.155203] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 74.162480] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 74.169734] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 74.177179] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 74.184440] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 74.196167] FAULT_INJECTION: forcing a failure. [ 74.196167] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.208072] CPU: 0 PID: 7177 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 74.215071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.224405] Call Trace: [ 74.227009] dump_stack+0x138/0x19c [ 74.230620] should_fail.cold+0x10f/0x159 [ 74.234754] __alloc_pages_nodemask+0x1d6/0x7a0 [ 74.239405] ? __alloc_pages_slowpath+0x2930/0x2930 [ 74.244413] ? lock_downgrade+0x6e0/0x6e0 [ 74.248564] alloc_pages_current+0xec/0x1e0 [ 74.252869] __get_free_pages+0xf/0x40 [ 74.256738] __tlb_remove_page_size+0x2c5/0x4f0 [ 74.261401] unmap_page_range+0xacd/0x1770 [ 74.265623] ? vm_normal_page_pmd+0x360/0x360 [ 74.270104] ? uprobe_munmap+0x94/0x210 [ 74.274320] unmap_single_vma+0x15d/0x2c0 [ 74.278467] unmap_vmas+0xac/0x170 [ 74.281998] exit_mmap+0x285/0x4e0 [ 74.285521] ? SyS_munmap+0x30/0x30 [ 74.289133] ? quarantine_put+0xf9/0x1a0 [ 74.293189] ? kmem_cache_free+0x21a/0x2b0 [ 74.297409] ? __khugepaged_exit+0xcf/0x3d0 [ 74.301734] ? mm_update_next_owner+0x450/0x5d0 [ 74.306385] mmput+0x114/0x440 [ 74.309666] do_exit+0x71d/0x2c10 [ 74.313125] ? mm_update_next_owner+0x5d0/0x5d0 [ 74.317775] ? up_read+0x1a/0x40 [ 74.321146] ? __do_page_fault+0x358/0xb80 [ 74.325369] do_group_exit+0x111/0x330 [ 74.329268] SyS_exit_group+0x1d/0x20 [ 74.333053] ? do_group_exit+0x330/0x330 [ 74.337093] do_syscall_64+0x1eb/0x630 [ 74.340964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 74.345791] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 74.350969] RIP: 0033:0x43ff68 [ 74.354139] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.361824] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 74.369079] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 74.376327] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 74.383581] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 74.390831] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 74.403598] FAULT_INJECTION: forcing a failure. [ 74.403598] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.415486] CPU: 1 PID: 7178 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 74.422495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.431833] Call Trace: [ 74.434409] dump_stack+0x138/0x19c [ 74.438026] should_fail.cold+0x10f/0x159 [ 74.442182] __alloc_pages_nodemask+0x1d6/0x7a0 [ 74.446850] ? __alloc_pages_slowpath+0x2930/0x2930 [ 74.451853] ? lock_downgrade+0x6e0/0x6e0 [ 74.455987] alloc_pages_current+0xec/0x1e0 [ 74.460380] __get_free_pages+0xf/0x40 [ 74.464255] __tlb_remove_page_size+0x2c5/0x4f0 [ 74.468925] unmap_page_range+0xacd/0x1770 [ 74.473165] ? vm_normal_page_pmd+0x360/0x360 [ 74.477651] ? uprobe_munmap+0x94/0x210 [ 74.481631] unmap_single_vma+0x15d/0x2c0 [ 74.485760] unmap_vmas+0xac/0x170 [ 74.489296] exit_mmap+0x285/0x4e0 [ 74.492821] ? SyS_munmap+0x30/0x30 [ 74.496454] ? quarantine_put+0xf9/0x1a0 [ 74.500508] ? kmem_cache_free+0x21a/0x2b0 [ 74.504726] ? __khugepaged_exit+0xcf/0x3d0 [ 74.509029] ? mm_update_next_owner+0x450/0x5d0 [ 74.513680] mmput+0x114/0x440 [ 74.516860] do_exit+0x71d/0x2c10 [ 74.520297] ? mm_update_next_owner+0x5d0/0x5d0 [ 74.524954] ? up_read+0x1a/0x40 [ 74.528390] ? __do_page_fault+0x358/0xb80 [ 74.532618] do_group_exit+0x111/0x330 [ 74.536486] SyS_exit_group+0x1d/0x20 [ 74.540267] ? do_group_exit+0x330/0x330 [ 74.544313] do_syscall_64+0x1eb/0x630 [ 74.548196] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 74.553038] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.558214] RIP: 0033:0x43ff68 [ 74.561420] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.569147] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 74.576412] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 74.583667] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 74.590926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 74.598188] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 74.609816] FAULT_INJECTION: forcing a failure. [ 74.609816] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.621732] CPU: 0 PID: 7179 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 74.628734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.638065] Call Trace: [ 74.640640] dump_stack+0x138/0x19c [ 74.644257] should_fail.cold+0x10f/0x159 [ 74.648394] __alloc_pages_nodemask+0x1d6/0x7a0 [ 74.653051] ? __alloc_pages_slowpath+0x2930/0x2930 [ 74.658053] ? lock_downgrade+0x6e0/0x6e0 [ 74.662198] alloc_pages_current+0xec/0x1e0 [ 74.666502] __get_free_pages+0xf/0x40 [ 74.670391] __tlb_remove_page_size+0x2c5/0x4f0 [ 74.675050] unmap_page_range+0xacd/0x1770 [ 74.679278] ? vm_normal_page_pmd+0x360/0x360 [ 74.683761] ? uprobe_munmap+0x94/0x210 [ 74.687723] unmap_single_vma+0x15d/0x2c0 [ 74.691863] unmap_vmas+0xac/0x170 [ 74.695396] exit_mmap+0x285/0x4e0 [ 74.698926] ? SyS_munmap+0x30/0x30 [ 74.702537] ? quarantine_put+0xf9/0x1a0 [ 74.706581] ? kmem_cache_free+0x21a/0x2b0 [ 74.710803] ? __khugepaged_exit+0xcf/0x3d0 [ 74.715112] ? mm_update_next_owner+0x450/0x5d0 [ 74.719764] mmput+0x114/0x440 [ 74.722941] do_exit+0x71d/0x2c10 [ 74.726377] ? mm_update_next_owner+0x5d0/0x5d0 [ 74.731032] ? up_read+0x1a/0x40 [ 74.734383] ? __do_page_fault+0x358/0xb80 [ 74.738611] do_group_exit+0x111/0x330 [ 74.742493] SyS_exit_group+0x1d/0x20 [ 74.746636] ? do_group_exit+0x330/0x330 [ 74.750707] do_syscall_64+0x1eb/0x630 [ 74.754585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 74.759417] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.764605] RIP: 0033:0x43ff68 [ 74.767779] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.775479] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 74.782850] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 74.790138] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 74.797573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 74.804880] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 74.815489] FAULT_INJECTION: forcing a failure. [ 74.815489] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 74.827452] CPU: 1 PID: 7180 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 74.834463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.843829] Call Trace: [ 74.846402] dump_stack+0x138/0x19c [ 74.850018] should_fail.cold+0x10f/0x159 [ 74.854167] __alloc_pages_nodemask+0x1d6/0x7a0 [ 74.858906] ? __alloc_pages_slowpath+0x2930/0x2930 [ 74.863976] ? lock_downgrade+0x6e0/0x6e0 [ 74.868133] alloc_pages_current+0xec/0x1e0 [ 74.872660] __get_free_pages+0xf/0x40 [ 74.876552] __tlb_remove_page_size+0x2c5/0x4f0 [ 74.881207] unmap_page_range+0xacd/0x1770 [ 74.885442] ? vm_normal_page_pmd+0x360/0x360 [ 74.889929] ? uprobe_munmap+0x94/0x210 [ 74.893989] unmap_single_vma+0x15d/0x2c0 [ 74.898129] unmap_vmas+0xac/0x170 [ 74.901954] exit_mmap+0x285/0x4e0 [ 74.905740] ? SyS_munmap+0x30/0x30 [ 74.909357] ? quarantine_put+0xf9/0x1a0 [ 74.913422] ? kmem_cache_free+0x21a/0x2b0 [ 74.917916] ? __khugepaged_exit+0xcf/0x3d0 [ 74.922251] ? mm_update_next_owner+0x450/0x5d0 [ 74.926920] mmput+0x114/0x440 [ 74.930132] do_exit+0x71d/0x2c10 [ 74.933587] ? mm_update_next_owner+0x5d0/0x5d0 [ 74.938249] ? up_read+0x1a/0x40 [ 74.941604] ? __do_page_fault+0x358/0xb80 [ 74.945844] do_group_exit+0x111/0x330 [ 74.949718] SyS_exit_group+0x1d/0x20 [ 74.953502] ? do_group_exit+0x330/0x330 [ 74.957585] do_syscall_64+0x1eb/0x630 [ 74.961471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 74.966459] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.971653] RIP: 0033:0x43ff68 [ 74.974822] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 74.982515] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 74.989795] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 74.997055] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 75.004314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 75.011626] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 75.023455] FAULT_INJECTION: forcing a failure. [ 75.023455] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.035322] CPU: 0 PID: 7181 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 75.051886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.061252] Call Trace: [ 75.063830] dump_stack+0x138/0x19c [ 75.067452] should_fail.cold+0x10f/0x159 [ 75.071595] __alloc_pages_nodemask+0x1d6/0x7a0 [ 75.076279] ? __alloc_pages_slowpath+0x2930/0x2930 [ 75.081288] ? lock_downgrade+0x6e0/0x6e0 [ 75.085461] alloc_pages_current+0xec/0x1e0 [ 75.089786] __get_free_pages+0xf/0x40 [ 75.093678] __tlb_remove_page_size+0x2c5/0x4f0 [ 75.098426] unmap_page_range+0xacd/0x1770 [ 75.102684] ? vm_normal_page_pmd+0x360/0x360 [ 75.107178] ? uprobe_munmap+0x94/0x210 [ 75.111139] unmap_single_vma+0x15d/0x2c0 [ 75.115271] unmap_vmas+0xac/0x170 [ 75.118798] exit_mmap+0x285/0x4e0 [ 75.122391] ? SyS_munmap+0x30/0x30 [ 75.126016] ? quarantine_put+0xf9/0x1a0 [ 75.130071] ? kmem_cache_free+0x21a/0x2b0 [ 75.134309] ? __khugepaged_exit+0xcf/0x3d0 [ 75.138621] ? mm_update_next_owner+0x450/0x5d0 [ 75.143281] mmput+0x114/0x440 [ 75.146472] do_exit+0x71d/0x2c10 [ 75.150000] ? mm_update_next_owner+0x5d0/0x5d0 [ 75.154669] ? up_read+0x1a/0x40 [ 75.158027] ? __do_page_fault+0x358/0xb80 [ 75.162253] do_group_exit+0x111/0x330 [ 75.166138] SyS_exit_group+0x1d/0x20 [ 75.169934] ? do_group_exit+0x330/0x330 [ 75.173992] do_syscall_64+0x1eb/0x630 [ 75.177874] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.182705] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 75.187882] RIP: 0033:0x43ff68 [ 75.191073] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 75.198791] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 75.206060] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 75.213350] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 75.220625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 75.227892] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 75.239511] FAULT_INJECTION: forcing a failure. [ 75.239511] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.251541] CPU: 1 PID: 7182 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 75.258542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.267883] Call Trace: [ 75.270458] dump_stack+0x138/0x19c [ 75.274093] should_fail.cold+0x10f/0x159 [ 75.278230] __alloc_pages_nodemask+0x1d6/0x7a0 [ 75.282883] ? __alloc_pages_slowpath+0x2930/0x2930 [ 75.287978] ? lock_downgrade+0x6e0/0x6e0 [ 75.292131] alloc_pages_current+0xec/0x1e0 [ 75.296452] __get_free_pages+0xf/0x40 [ 75.300327] __tlb_remove_page_size+0x2c5/0x4f0 [ 75.304995] unmap_page_range+0xacd/0x1770 [ 75.309476] ? vm_normal_page_pmd+0x360/0x360 [ 75.313960] ? uprobe_munmap+0x94/0x210 [ 75.318006] unmap_single_vma+0x15d/0x2c0 [ 75.322135] unmap_vmas+0xac/0x170 [ 75.325658] exit_mmap+0x285/0x4e0 [ 75.329188] ? SyS_munmap+0x30/0x30 [ 75.332800] ? quarantine_put+0xf9/0x1a0 [ 75.336847] ? kmem_cache_free+0x21a/0x2b0 [ 75.341063] ? __khugepaged_exit+0xcf/0x3d0 [ 75.345369] ? mm_update_next_owner+0x450/0x5d0 [ 75.350024] mmput+0x114/0x440 [ 75.353230] do_exit+0x71d/0x2c10 [ 75.356667] ? mm_update_next_owner+0x5d0/0x5d0 [ 75.361344] ? up_read+0x1a/0x40 [ 75.364694] ? __do_page_fault+0x358/0xb80 [ 75.368921] do_group_exit+0x111/0x330 [ 75.372817] SyS_exit_group+0x1d/0x20 [ 75.376597] ? do_group_exit+0x330/0x330 [ 75.380659] do_syscall_64+0x1eb/0x630 [ 75.384529] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.389457] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 75.394626] RIP: 0033:0x43ff68 [ 75.397795] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 75.405486] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 75.412739] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 75.420016] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 75.427282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 75.434538] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 75.446326] FAULT_INJECTION: forcing a failure. [ 75.446326] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.459008] CPU: 0 PID: 7183 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 75.466523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.475865] Call Trace: [ 75.478478] dump_stack+0x138/0x19c [ 75.482107] should_fail.cold+0x10f/0x159 [ 75.486352] __alloc_pages_nodemask+0x1d6/0x7a0 [ 75.491009] ? __alloc_pages_slowpath+0x2930/0x2930 [ 75.496028] ? lock_downgrade+0x6e0/0x6e0 [ 75.500167] alloc_pages_current+0xec/0x1e0 [ 75.504491] __get_free_pages+0xf/0x40 [ 75.508374] __tlb_remove_page_size+0x2c5/0x4f0 [ 75.513023] unmap_page_range+0xacd/0x1770 [ 75.517241] ? vm_normal_page_pmd+0x360/0x360 [ 75.521717] ? uprobe_munmap+0x94/0x210 [ 75.525686] unmap_single_vma+0x15d/0x2c0 [ 75.529822] unmap_vmas+0xac/0x170 [ 75.533344] exit_mmap+0x285/0x4e0 [ 75.536867] ? SyS_munmap+0x30/0x30 [ 75.540496] ? quarantine_put+0xf9/0x1a0 [ 75.544549] ? kmem_cache_free+0x21a/0x2b0 [ 75.548765] ? __khugepaged_exit+0xcf/0x3d0 [ 75.553070] ? mm_update_next_owner+0x450/0x5d0 [ 75.557730] mmput+0x114/0x440 [ 75.560916] do_exit+0x71d/0x2c10 [ 75.564473] ? mm_update_next_owner+0x5d0/0x5d0 [ 75.569128] ? up_read+0x1a/0x40 [ 75.572480] ? __do_page_fault+0x358/0xb80 [ 75.576708] do_group_exit+0x111/0x330 [ 75.580710] SyS_exit_group+0x1d/0x20 [ 75.584508] ? do_group_exit+0x330/0x330 [ 75.588564] do_syscall_64+0x1eb/0x630 [ 75.592431] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.597303] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 75.602472] RIP: 0033:0x43ff68 executing program [ 75.605657] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 75.613344] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 75.620610] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 75.627861] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 75.635119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 75.642370] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 75.652863] FAULT_INJECTION: forcing a failure. [ 75.652863] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.664821] CPU: 1 PID: 7184 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 75.671835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.681219] Call Trace: [ 75.683797] dump_stack+0x138/0x19c [ 75.687408] should_fail.cold+0x10f/0x159 [ 75.691554] __alloc_pages_nodemask+0x1d6/0x7a0 [ 75.696208] ? __alloc_pages_slowpath+0x2930/0x2930 [ 75.701237] ? lock_downgrade+0x6e0/0x6e0 [ 75.705374] alloc_pages_current+0xec/0x1e0 [ 75.709703] __get_free_pages+0xf/0x40 [ 75.713875] __tlb_remove_page_size+0x2c5/0x4f0 [ 75.718537] unmap_page_range+0xacd/0x1770 [ 75.722756] ? vm_normal_page_pmd+0x360/0x360 [ 75.727259] ? uprobe_munmap+0x94/0x210 [ 75.731216] unmap_single_vma+0x15d/0x2c0 [ 75.735346] unmap_vmas+0xac/0x170 [ 75.738872] exit_mmap+0x285/0x4e0 [ 75.742393] ? SyS_munmap+0x30/0x30 [ 75.746002] ? quarantine_put+0xf9/0x1a0 [ 75.750053] ? kmem_cache_free+0x21a/0x2b0 [ 75.754276] ? __khugepaged_exit+0xcf/0x3d0 [ 75.758579] ? mm_update_next_owner+0x450/0x5d0 [ 75.763232] mmput+0x114/0x440 [ 75.766412] do_exit+0x71d/0x2c10 [ 75.769869] ? mm_update_next_owner+0x5d0/0x5d0 [ 75.774521] ? up_read+0x1a/0x40 [ 75.777877] ? __do_page_fault+0x358/0xb80 [ 75.782101] do_group_exit+0x111/0x330 [ 75.785971] SyS_exit_group+0x1d/0x20 [ 75.789752] ? do_group_exit+0x330/0x330 [ 75.793805] do_syscall_64+0x1eb/0x630 [ 75.797697] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.802544] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 75.807735] RIP: 0033:0x43ff68 [ 75.810905] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 75.818598] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 75.825851] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 75.833198] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 75.840937] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 75.848200] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 75.860139] FAULT_INJECTION: forcing a failure. [ 75.860139] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.872019] CPU: 0 PID: 7185 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 75.879015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.888358] Call Trace: [ 75.890942] dump_stack+0x138/0x19c [ 75.894570] should_fail.cold+0x10f/0x159 [ 75.898704] __alloc_pages_nodemask+0x1d6/0x7a0 [ 75.903370] ? __alloc_pages_slowpath+0x2930/0x2930 [ 75.908373] ? lock_acquire+0x16f/0x430 [ 75.912357] cache_grow_begin+0x80/0x410 [ 75.916405] __kmalloc+0x6c2/0x7a0 [ 75.919928] ? __tty_buffer_request_room+0x1a4/0x500 [ 75.925017] __tty_buffer_request_room+0x1a4/0x500 [ 75.929931] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 75.935475] pty_write+0x113/0x1d0 [ 75.939005] do_output_char+0x52a/0x7b0 [ 75.942973] __process_echoes+0x316/0x8a0 [ 75.947112] n_tty_receive_buf_common+0x998/0x2410 [ 75.952030] ? avc_has_extended_perms+0x813/0xe40 [ 75.956865] ? n_tty_receive_buf2+0x40/0x40 [ 75.961186] n_tty_receive_buf+0x31/0x3b [ 75.965237] tty_ioctl+0xe0e/0x1340 [ 75.968848] ? get_pid_task+0xbf/0x140 [ 75.972728] ? tty_vhangup+0x30/0x30 [ 75.976533] ? proc_cwd_link+0x1b0/0x1b0 [ 75.980625] ? __might_sleep+0x93/0xb0 [ 75.984504] ? tty_vhangup+0x30/0x30 [ 75.988212] do_vfs_ioctl+0x7b9/0x1070 [ 75.992081] ? selinux_file_mprotect+0x5d0/0x5d0 [ 75.996818] ? ioctl_preallocate+0x1c0/0x1c0 [ 76.001244] ? vfs_write+0x104/0x500 [ 76.004963] ? security_file_ioctl+0x83/0xc0 [ 76.009371] ? security_file_ioctl+0x8f/0xc0 [ 76.013779] SyS_ioctl+0x8f/0xc0 [ 76.017129] ? do_vfs_ioctl+0x1070/0x1070 [ 76.021268] do_syscall_64+0x1eb/0x630 [ 76.025138] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 76.029966] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 76.036689] RIP: 0033:0x441319 [ 76.039864] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.047558] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 executing program [ 76.054807] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 76.062067] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 76.069322] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 76.076575] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 76.088324] FAULT_INJECTION: forcing a failure. [ 76.088324] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 76.100254] CPU: 1 PID: 7186 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 76.107260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.116597] Call Trace: [ 76.119194] dump_stack+0x138/0x19c [ 76.122805] should_fail.cold+0x10f/0x159 [ 76.126947] __alloc_pages_nodemask+0x1d6/0x7a0 [ 76.131620] ? __alloc_pages_slowpath+0x2930/0x2930 [ 76.136621] ? lock_downgrade+0x6e0/0x6e0 [ 76.140756] alloc_pages_current+0xec/0x1e0 [ 76.145058] __get_free_pages+0xf/0x40 [ 76.148938] __tlb_remove_page_size+0x2c5/0x4f0 [ 76.153604] unmap_page_range+0xacd/0x1770 [ 76.157823] ? vm_normal_page_pmd+0x360/0x360 [ 76.162325] ? uprobe_munmap+0x94/0x210 [ 76.166287] unmap_single_vma+0x15d/0x2c0 [ 76.170442] unmap_vmas+0xac/0x170 [ 76.173983] exit_mmap+0x285/0x4e0 [ 76.177544] ? SyS_munmap+0x30/0x30 [ 76.181152] ? quarantine_put+0xf9/0x1a0 [ 76.185306] ? kmem_cache_free+0x21a/0x2b0 [ 76.189522] ? __khugepaged_exit+0xcf/0x3d0 [ 76.193828] ? mm_update_next_owner+0x450/0x5d0 [ 76.198477] mmput+0x114/0x440 [ 76.201678] do_exit+0x71d/0x2c10 [ 76.205112] ? mm_update_next_owner+0x5d0/0x5d0 [ 76.209774] ? up_read+0x1a/0x40 [ 76.213133] ? __do_page_fault+0x358/0xb80 [ 76.217354] do_group_exit+0x111/0x330 [ 76.221247] SyS_exit_group+0x1d/0x20 [ 76.225035] ? do_group_exit+0x330/0x330 [ 76.229102] do_syscall_64+0x1eb/0x630 [ 76.232978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 76.237807] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 76.242979] RIP: 0033:0x43ff68 [ 76.246146] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 76.253862] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 executing program [ 76.261117] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 76.268380] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 76.275634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 76.282912] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 76.294655] FAULT_INJECTION: forcing a failure. [ 76.294655] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 76.306655] CPU: 0 PID: 7187 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 76.313661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.323049] Call Trace: [ 76.325638] dump_stack+0x138/0x19c [ 76.329260] should_fail.cold+0x10f/0x159 [ 76.333420] __alloc_pages_nodemask+0x1d6/0x7a0 [ 76.338132] ? __alloc_pages_slowpath+0x2930/0x2930 [ 76.343141] ? lock_downgrade+0x6e0/0x6e0 [ 76.347346] alloc_pages_current+0xec/0x1e0 [ 76.351666] __get_free_pages+0xf/0x40 [ 76.355543] __tlb_remove_page_size+0x2c5/0x4f0 [ 76.360218] unmap_page_range+0xacd/0x1770 [ 76.364527] ? vm_normal_page_pmd+0x360/0x360 [ 76.369001] ? uprobe_munmap+0x94/0x210 [ 76.372962] unmap_single_vma+0x15d/0x2c0 [ 76.377089] unmap_vmas+0xac/0x170 [ 76.380614] exit_mmap+0x285/0x4e0 [ 76.384135] ? SyS_munmap+0x30/0x30 [ 76.387761] ? quarantine_put+0xf9/0x1a0 [ 76.391805] ? kmem_cache_free+0x21a/0x2b0 [ 76.396023] ? __khugepaged_exit+0xcf/0x3d0 [ 76.400471] ? mm_update_next_owner+0x450/0x5d0 [ 76.405138] mmput+0x114/0x440 [ 76.408333] do_exit+0x71d/0x2c10 [ 76.411768] ? mm_update_next_owner+0x5d0/0x5d0 [ 76.416419] ? up_read+0x1a/0x40 [ 76.419796] ? __do_page_fault+0x358/0xb80 [ 76.424012] do_group_exit+0x111/0x330 [ 76.427879] SyS_exit_group+0x1d/0x20 [ 76.431656] ? do_group_exit+0x330/0x330 [ 76.435701] do_syscall_64+0x1eb/0x630 [ 76.439580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 76.444423] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 76.449613] RIP: 0033:0x43ff68 [ 76.452798] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 executing program [ 76.460510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 76.467767] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 76.475015] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 76.482272] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 76.489524] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 76.501245] FAULT_INJECTION: forcing a failure. [ 76.501245] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 76.513107] CPU: 1 PID: 7188 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 76.520209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.529554] Call Trace: [ 76.532178] dump_stack+0x138/0x19c [ 76.535794] should_fail.cold+0x10f/0x159 [ 76.539966] __alloc_pages_nodemask+0x1d6/0x7a0 [ 76.544623] ? __alloc_pages_slowpath+0x2930/0x2930 [ 76.549624] ? lock_downgrade+0x6e0/0x6e0 [ 76.553845] alloc_pages_current+0xec/0x1e0 [ 76.558164] __get_free_pages+0xf/0x40 [ 76.562053] __tlb_remove_page_size+0x2c5/0x4f0 [ 76.566704] unmap_page_range+0xacd/0x1770 [ 76.570928] ? vm_normal_page_pmd+0x360/0x360 [ 76.575416] ? uprobe_munmap+0x94/0x210 [ 76.579378] unmap_single_vma+0x15d/0x2c0 [ 76.583509] unmap_vmas+0xac/0x170 [ 76.587032] exit_mmap+0x285/0x4e0 [ 76.590557] ? SyS_munmap+0x30/0x30 [ 76.594167] ? quarantine_put+0xf9/0x1a0 [ 76.598328] ? kmem_cache_free+0x21a/0x2b0 [ 76.602571] ? __khugepaged_exit+0xcf/0x3d0 [ 76.606874] ? mm_update_next_owner+0x450/0x5d0 [ 76.611521] mmput+0x114/0x440 [ 76.614694] do_exit+0x71d/0x2c10 [ 76.618130] ? mm_update_next_owner+0x5d0/0x5d0 [ 76.622788] ? up_read+0x1a/0x40 [ 76.626145] ? __do_page_fault+0x358/0xb80 [ 76.630376] do_group_exit+0x111/0x330 [ 76.634268] SyS_exit_group+0x1d/0x20 [ 76.638057] ? do_group_exit+0x330/0x330 [ 76.642131] do_syscall_64+0x1eb/0x630 [ 76.646005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 76.650830] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 76.656001] RIP: 0033:0x43ff68 executing program [ 76.659169] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 76.666869] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 76.674120] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 76.681377] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 76.688632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 76.695893] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 76.708326] FAULT_INJECTION: forcing a failure. [ 76.708326] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 76.720444] CPU: 0 PID: 7189 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 76.727467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.736975] Call Trace: [ 76.739647] dump_stack+0x138/0x19c [ 76.743384] should_fail.cold+0x10f/0x159 [ 76.747829] __alloc_pages_nodemask+0x1d6/0x7a0 [ 76.752488] ? __alloc_pages_slowpath+0x2930/0x2930 [ 76.757513] ? lock_downgrade+0x6e0/0x6e0 [ 76.761651] alloc_pages_current+0xec/0x1e0 [ 76.765994] __get_free_pages+0xf/0x40 [ 76.769875] __tlb_remove_page_size+0x2c5/0x4f0 [ 76.774528] unmap_page_range+0xacd/0x1770 [ 76.778765] ? vm_normal_page_pmd+0x360/0x360 [ 76.783261] ? uprobe_munmap+0x94/0x210 [ 76.787223] unmap_single_vma+0x15d/0x2c0 [ 76.791362] unmap_vmas+0xac/0x170 [ 76.794919] exit_mmap+0x285/0x4e0 [ 76.798455] ? SyS_munmap+0x30/0x30 [ 76.802153] ? quarantine_put+0xf9/0x1a0 [ 76.806205] ? kmem_cache_free+0x21a/0x2b0 [ 76.810421] ? __khugepaged_exit+0xcf/0x3d0 [ 76.814733] ? mm_update_next_owner+0x450/0x5d0 [ 76.819396] mmput+0x114/0x440 [ 76.822575] do_exit+0x71d/0x2c10 [ 76.826013] ? mm_update_next_owner+0x5d0/0x5d0 [ 76.830664] ? up_read+0x1a/0x40 [ 76.834011] ? __do_page_fault+0x358/0xb80 [ 76.838232] do_group_exit+0x111/0x330 [ 76.842119] SyS_exit_group+0x1d/0x20 [ 76.845923] ? do_group_exit+0x330/0x330 [ 76.849968] do_syscall_64+0x1eb/0x630 [ 76.853840] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 76.858826] entry_SYSCALL_64_after_hwframe+0x42/0xb7 executing program [ 76.864014] RIP: 0033:0x43ff68 [ 76.867194] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 76.874881] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 76.882221] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 76.889612] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 76.896869] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 76.904141] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 76.914832] FAULT_INJECTION: forcing a failure. [ 76.914832] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 76.926725] CPU: 1 PID: 7190 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 76.933729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.943122] Call Trace: [ 76.945717] dump_stack+0x138/0x19c [ 76.949347] should_fail.cold+0x10f/0x159 [ 76.953487] __alloc_pages_nodemask+0x1d6/0x7a0 [ 76.958151] ? __alloc_pages_slowpath+0x2930/0x2930 [ 76.963251] ? lock_downgrade+0x6e0/0x6e0 [ 76.967384] alloc_pages_current+0xec/0x1e0 [ 76.971693] __get_free_pages+0xf/0x40 [ 76.975564] __tlb_remove_page_size+0x2c5/0x4f0 [ 76.980219] unmap_page_range+0xacd/0x1770 [ 76.984444] ? vm_normal_page_pmd+0x360/0x360 [ 76.988928] ? uprobe_munmap+0x94/0x210 [ 76.992920] unmap_single_vma+0x15d/0x2c0 [ 76.997086] unmap_vmas+0xac/0x170 [ 77.000610] exit_mmap+0x285/0x4e0 [ 77.004134] ? SyS_munmap+0x30/0x30 [ 77.007740] ? quarantine_put+0xf9/0x1a0 [ 77.011791] ? kmem_cache_free+0x21a/0x2b0 [ 77.016008] ? __khugepaged_exit+0xcf/0x3d0 [ 77.020312] ? mm_update_next_owner+0x450/0x5d0 [ 77.024960] mmput+0x114/0x440 [ 77.028135] do_exit+0x71d/0x2c10 [ 77.031569] ? mm_update_next_owner+0x5d0/0x5d0 [ 77.036219] ? up_read+0x1a/0x40 [ 77.046973] ? __do_page_fault+0x358/0xb80 [ 77.052906] do_group_exit+0x111/0x330 [ 77.056779] SyS_exit_group+0x1d/0x20 [ 77.060563] ? do_group_exit+0x330/0x330 [ 77.064605] do_syscall_64+0x1eb/0x630 [ 77.068476] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.073341] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 77.078510] RIP: 0033:0x43ff68 [ 77.081677] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.089365] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 77.096614] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 77.103861] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 77.111114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 77.118370] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 77.129962] FAULT_INJECTION: forcing a failure. [ 77.129962] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.141768] CPU: 0 PID: 7191 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 77.148758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.158159] Call Trace: [ 77.160774] dump_stack+0x138/0x19c [ 77.164391] should_fail.cold+0x10f/0x159 [ 77.168523] __alloc_pages_nodemask+0x1d6/0x7a0 [ 77.173183] ? __alloc_pages_slowpath+0x2930/0x2930 [ 77.178332] ? lock_acquire+0x16f/0x430 [ 77.182307] cache_grow_begin+0x80/0x410 [ 77.186374] __kmalloc+0x6c2/0x7a0 [ 77.189900] ? __tty_buffer_request_room+0x1a4/0x500 [ 77.194983] __tty_buffer_request_room+0x1a4/0x500 [ 77.199901] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 77.205420] pty_write+0x113/0x1d0 [ 77.208959] do_output_char+0x52a/0x7b0 [ 77.212937] __process_echoes+0x316/0x8a0 [ 77.217070] n_tty_receive_buf_common+0x998/0x2410 [ 77.221986] ? avc_has_extended_perms+0x813/0xe40 [ 77.226818] ? n_tty_receive_buf2+0x40/0x40 [ 77.231119] n_tty_receive_buf+0x31/0x3b [ 77.235168] tty_ioctl+0xe0e/0x1340 [ 77.238786] ? get_pid_task+0xbf/0x140 [ 77.242675] ? tty_vhangup+0x30/0x30 [ 77.246392] ? proc_cwd_link+0x1b0/0x1b0 [ 77.250441] ? __might_sleep+0x93/0xb0 [ 77.254328] ? tty_vhangup+0x30/0x30 [ 77.258033] do_vfs_ioctl+0x7b9/0x1070 [ 77.261934] ? selinux_file_mprotect+0x5d0/0x5d0 [ 77.266677] ? ioctl_preallocate+0x1c0/0x1c0 [ 77.271088] ? vfs_write+0x104/0x500 [ 77.274785] ? security_file_ioctl+0x83/0xc0 [ 77.279169] ? security_file_ioctl+0x8f/0xc0 [ 77.283569] SyS_ioctl+0x8f/0xc0 [ 77.286917] ? do_vfs_ioctl+0x1070/0x1070 [ 77.291045] do_syscall_64+0x1eb/0x630 [ 77.294910] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.299760] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 77.304929] RIP: 0033:0x441319 [ 77.308196] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 77.315889] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 77.323138] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 77.330390] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 77.337814] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 77.345084] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 77.356751] FAULT_INJECTION: forcing a failure. [ 77.356751] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.368801] CPU: 1 PID: 7192 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 77.375816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.385151] Call Trace: [ 77.387733] dump_stack+0x138/0x19c [ 77.391440] should_fail.cold+0x10f/0x159 [ 77.395576] __alloc_pages_nodemask+0x1d6/0x7a0 [ 77.400238] ? __alloc_pages_slowpath+0x2930/0x2930 [ 77.405243] ? lock_downgrade+0x6e0/0x6e0 [ 77.409371] alloc_pages_current+0xec/0x1e0 [ 77.413696] __get_free_pages+0xf/0x40 [ 77.417570] __tlb_remove_page_size+0x2c5/0x4f0 [ 77.422246] unmap_page_range+0xacd/0x1770 [ 77.426466] ? vm_normal_page_pmd+0x360/0x360 [ 77.431126] ? uprobe_munmap+0x94/0x210 [ 77.435091] unmap_single_vma+0x15d/0x2c0 [ 77.439226] unmap_vmas+0xac/0x170 [ 77.442752] exit_mmap+0x285/0x4e0 [ 77.446294] ? SyS_munmap+0x30/0x30 [ 77.450022] ? quarantine_put+0xf9/0x1a0 [ 77.454105] ? kmem_cache_free+0x21a/0x2b0 [ 77.458326] ? __khugepaged_exit+0xcf/0x3d0 [ 77.462641] ? mm_update_next_owner+0x450/0x5d0 [ 77.467295] mmput+0x114/0x440 [ 77.470473] do_exit+0x71d/0x2c10 [ 77.473933] ? mm_update_next_owner+0x5d0/0x5d0 [ 77.478621] ? up_read+0x1a/0x40 [ 77.482000] ? __do_page_fault+0x358/0xb80 [ 77.486219] do_group_exit+0x111/0x330 [ 77.490114] SyS_exit_group+0x1d/0x20 [ 77.493917] ? do_group_exit+0x330/0x330 [ 77.498089] do_syscall_64+0x1eb/0x630 [ 77.501982] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.506817] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 77.511990] RIP: 0033:0x43ff68 executing program [ 77.515159] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.522868] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 77.530140] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 77.537392] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 77.544660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 77.551909] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 77.563999] FAULT_INJECTION: forcing a failure. [ 77.563999] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.575892] CPU: 0 PID: 7193 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 77.582888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.592397] Call Trace: [ 77.594976] dump_stack+0x138/0x19c [ 77.598595] should_fail.cold+0x10f/0x159 [ 77.602753] __alloc_pages_nodemask+0x1d6/0x7a0 [ 77.607408] ? __alloc_pages_slowpath+0x2930/0x2930 [ 77.612409] ? lock_downgrade+0x6e0/0x6e0 [ 77.616538] alloc_pages_current+0xec/0x1e0 [ 77.620857] __get_free_pages+0xf/0x40 [ 77.624750] __tlb_remove_page_size+0x2c5/0x4f0 [ 77.629410] unmap_page_range+0xacd/0x1770 [ 77.633650] ? vm_normal_page_pmd+0x360/0x360 [ 77.638469] ? uprobe_munmap+0x94/0x210 [ 77.642465] unmap_single_vma+0x15d/0x2c0 [ 77.646605] unmap_vmas+0xac/0x170 [ 77.650162] exit_mmap+0x285/0x4e0 [ 77.653700] ? SyS_munmap+0x30/0x30 [ 77.657331] ? quarantine_put+0xf9/0x1a0 [ 77.661381] ? kmem_cache_free+0x21a/0x2b0 [ 77.665608] ? __khugepaged_exit+0xcf/0x3d0 [ 77.669921] ? mm_update_next_owner+0x450/0x5d0 [ 77.674579] mmput+0x114/0x440 [ 77.677756] do_exit+0x71d/0x2c10 [ 77.681206] ? mm_update_next_owner+0x5d0/0x5d0 [ 77.685955] ? up_read+0x1a/0x40 [ 77.689412] ? __do_page_fault+0x358/0xb80 [ 77.693642] do_group_exit+0x111/0x330 [ 77.697528] SyS_exit_group+0x1d/0x20 [ 77.701319] ? do_group_exit+0x330/0x330 [ 77.705364] do_syscall_64+0x1eb/0x630 [ 77.709231] ? trace_hardirqs_off_thunk+0x1a/0x1c executing program [ 77.714063] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 77.719244] RIP: 0033:0x43ff68 [ 77.722419] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.730120] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 77.737378] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 77.744645] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 77.751918] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 77.759363] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 77.770990] FAULT_INJECTION: forcing a failure. [ 77.770990] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.783927] CPU: 1 PID: 7194 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 77.790993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.800336] Call Trace: [ 77.802914] dump_stack+0x138/0x19c [ 77.806530] should_fail.cold+0x10f/0x159 [ 77.810684] __alloc_pages_nodemask+0x1d6/0x7a0 [ 77.815419] ? __alloc_pages_slowpath+0x2930/0x2930 [ 77.820436] ? lock_downgrade+0x6e0/0x6e0 [ 77.824597] alloc_pages_current+0xec/0x1e0 [ 77.828928] __get_free_pages+0xf/0x40 [ 77.832845] __tlb_remove_page_size+0x2c5/0x4f0 [ 77.837518] unmap_page_range+0xacd/0x1770 [ 77.841741] ? vm_normal_page_pmd+0x360/0x360 [ 77.846228] ? uprobe_munmap+0x94/0x210 [ 77.850196] unmap_single_vma+0x15d/0x2c0 [ 77.854334] unmap_vmas+0xac/0x170 [ 77.857860] exit_mmap+0x285/0x4e0 [ 77.861981] ? SyS_munmap+0x30/0x30 [ 77.865621] ? quarantine_put+0xf9/0x1a0 [ 77.869698] ? kmem_cache_free+0x21a/0x2b0 [ 77.873928] ? __khugepaged_exit+0xcf/0x3d0 [ 77.878350] ? mm_update_next_owner+0x450/0x5d0 [ 77.883007] mmput+0x114/0x440 [ 77.886195] do_exit+0x71d/0x2c10 [ 77.889655] ? mm_update_next_owner+0x5d0/0x5d0 [ 77.894344] ? up_read+0x1a/0x40 [ 77.897699] ? __do_page_fault+0x358/0xb80 [ 77.901918] do_group_exit+0x111/0x330 [ 77.905799] SyS_exit_group+0x1d/0x20 [ 77.909606] ? do_group_exit+0x330/0x330 [ 77.913669] do_syscall_64+0x1eb/0x630 [ 77.917538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.922372] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 77.927547] RIP: 0033:0x43ff68 [ 77.930717] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.938410] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 77.945694] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 77.952990] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 77.960249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program [ 77.967500] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 77.979302] FAULT_INJECTION: forcing a failure. [ 77.979302] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.991215] CPU: 0 PID: 7195 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 77.998422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.007879] Call Trace: [ 78.010484] dump_stack+0x138/0x19c [ 78.014150] should_fail.cold+0x10f/0x159 [ 78.018288] __alloc_pages_nodemask+0x1d6/0x7a0 [ 78.022977] ? __alloc_pages_slowpath+0x2930/0x2930 [ 78.029825] ? lock_downgrade+0x6e0/0x6e0 [ 78.033971] alloc_pages_current+0xec/0x1e0 [ 78.038281] __get_free_pages+0xf/0x40 [ 78.042274] __tlb_remove_page_size+0x2c5/0x4f0 [ 78.047074] unmap_page_range+0xacd/0x1770 [ 78.051321] ? vm_normal_page_pmd+0x360/0x360 [ 78.055826] ? uprobe_munmap+0x94/0x210 [ 78.059792] unmap_single_vma+0x15d/0x2c0 [ 78.063955] unmap_vmas+0xac/0x170 [ 78.067487] exit_mmap+0x285/0x4e0 [ 78.071012] ? SyS_munmap+0x30/0x30 [ 78.074652] ? quarantine_put+0xf9/0x1a0 [ 78.078706] ? kmem_cache_free+0x21a/0x2b0 [ 78.082925] ? __khugepaged_exit+0xcf/0x3d0 [ 78.087272] ? mm_update_next_owner+0x450/0x5d0 [ 78.091930] mmput+0x114/0x440 [ 78.095113] do_exit+0x71d/0x2c10 [ 78.098552] ? mm_update_next_owner+0x5d0/0x5d0 [ 78.103375] ? up_read+0x1a/0x40 [ 78.106748] ? __do_page_fault+0x358/0xb80 [ 78.110985] do_group_exit+0x111/0x330 [ 78.114862] SyS_exit_group+0x1d/0x20 [ 78.118645] ? do_group_exit+0x330/0x330 [ 78.122690] do_syscall_64+0x1eb/0x630 [ 78.126559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 78.131413] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 78.136795] RIP: 0033:0x43ff68 [ 78.141651] RSP: 002b:00007ffd6657e7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 78.149378] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ff68 [ 78.156698] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 78.163973] RBP: 00000000004bfc30 R08: 00000000000000e7 R09: ffffffffffffffd0 executing program [ 78.171395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 78.178654] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000 [ 78.189372] FAULT_INJECTION: forcing a failure. [ 78.189372] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.201176] CPU: 1 PID: 7196 Comm: syz-executor021 Not tainted 4.14.111 #1 [ 78.208255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.217609] Call Trace: [ 78.220194] dump_stack+0x138/0x19c [ 78.223820] should_fail.cold+0x10f/0x159 [ 78.227957] __alloc_pages_nodemask+0x1d6/0x7a0 [ 78.232624] ? __alloc_pages_slowpath+0x2930/0x2930 [ 78.237627] ? lock_acquire+0x16f/0x430 [ 78.241598] cache_grow_begin+0x80/0x410 [ 78.245642] __kmalloc+0x6c2/0x7a0 [ 78.249167] ? __tty_buffer_request_room+0x1a4/0x500 [ 78.254339] __tty_buffer_request_room+0x1a4/0x500 [ 78.259283] tty_insert_flip_string_fixed_flag+0x8a/0x1c0 [ 78.264844] pty_write+0x113/0x1d0 [ 78.268371] do_output_char+0x52a/0x7b0 [ 78.272553] __process_echoes+0x316/0x8a0 [ 78.276686] n_tty_receive_buf_common+0x998/0x2410 [ 78.281603] ? avc_has_extended_perms+0x813/0xe40 [ 78.286625] ? n_tty_receive_buf2+0x40/0x40 [ 78.290952] n_tty_receive_buf+0x31/0x3b [ 78.295000] tty_ioctl+0xe0e/0x1340 [ 78.298610] ? get_pid_task+0xbf/0x140 [ 78.302512] ? tty_vhangup+0x30/0x30 [ 78.306209] ? proc_cwd_link+0x1b0/0x1b0 [ 78.310258] ? __might_sleep+0x93/0xb0 [ 78.314743] ? tty_vhangup+0x30/0x30 [ 78.318463] do_vfs_ioctl+0x7b9/0x1070 [ 78.322350] ? selinux_file_mprotect+0x5d0/0x5d0 [ 78.327101] ? ioctl_preallocate+0x1c0/0x1c0 [ 78.331495] ? vfs_write+0x104/0x500 [ 78.335203] ? security_file_ioctl+0x83/0xc0 [ 78.339619] ? security_file_ioctl+0x8f/0xc0 [ 78.344366] SyS_ioctl+0x8f/0xc0 [ 78.347739] ? do_vfs_ioctl+0x1070/0x1070 [ 78.351875] do_syscall_64+0x1eb/0x630 [ 78.355752] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 78.360584] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 78.365758] RIP: 0033:0x441319 executing program [ 78.368925] RSP: 002b:00007ffd6657e818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 78.376620] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 78.383879] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000005 [ 78.391131] RBP: 00007ffd6657e830 R08: 0000000000000001 R09: 0000000000000000 [ 78.398395] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 78.405664] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000 [ 78.417338] FAULT_INJECTION: forcing a failure.