[[0;32m OK [0m] Reached target Graphical Interface.
Starting Update UTMP about System Runlevel Changes...
Starting Load/Save RF Kill Switch Status...
[[0;32m OK [0m] Started Load/Save RF Kill Switch Status.
[[0;32m OK [0m] Started Update UTMP about System Runlevel Changes.
Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.1.114' (ECDSA) to the list of known hosts.
syzkaller login: [ 34.754953] IPVS: ftp: loaded support on port[0] = 21
executing program
[ 34.860626] FAULT_INJECTION: forcing a failure.
[ 34.860626] name failslab, interval 1, probability 0, space 0, times 1
[ 34.872163] CPU: 1 PID: 7974 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 34.880034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 34.889366] Call Trace:
[ 34.891934] dump_stack+0x1b2/0x281
[ 34.895542] should_fail.cold+0x10a/0x149
[ 34.899668] should_failslab+0xd6/0x130
[ 34.903649] kmem_cache_alloc_node+0x263/0x410
[ 34.908228] __alloc_skb+0x5c/0x510
[ 34.911834] kobject_uevent_env+0x882/0xf30
[ 34.916135] ? is_acpi_device_node+0x5b/0x70
[ 34.920521] device_del+0x642/0xa80
[ 34.924126] ? __device_links_no_driver+0x1b0/0x1b0
[ 34.929119] device_unregister+0x22/0xc0
[ 34.933158] bdi_unregister+0x42f/0x610
[ 34.937113] ? wb_blkcg_offline+0x180/0x180
[ 34.941410] ? generic_shutdown_super+0x276/0x370
[ 34.946230] ? lock_acquire+0x170/0x3f0
[ 34.950182] ? lock_downgrade+0x740/0x740
[ 34.954319] bdi_put+0x127/0x160
[ 34.957664] generic_shutdown_super+0x2aa/0x370
[ 34.962309] kill_anon_super+0x36/0x90
[ 34.966172] deactivate_locked_super+0x6c/0xd0
[ 34.970731] deactivate_super+0x7f/0xa0
[ 34.974681] cleanup_mnt+0x186/0x2c0
[ 34.978372] task_work_run+0x11f/0x190
[ 34.982236] exit_to_usermode_loop+0x1ad/0x200
[ 34.986791] ? SyS_mount+0xd1/0x120
[ 34.990394] do_syscall_64+0x4a3/0x640
[ 34.994258] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 34.999421] RIP: 0033:0x7f9bd4c0d53a
[ 35.003112] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 35.010795] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 35.018038] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 35.025282] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 35.032526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 35.039772] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000
[ 35.058379] FAULT_INJECTION: forcing a failure.
[ 35.058379] name failslab, interval 1, probability 0, space 0, times 0
[ 35.070173] CPU: 1 PID: 7980 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 35.078058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 35.087510] Call Trace:
[ 35.090095] dump_stack+0x1b2/0x281
[ 35.093718] should_fail.cold+0x10a/0x149
[ 35.097873] should_failslab+0xd6/0x130
[ 35.101827] kmem_cache_alloc_trace+0x29a/0x3d0
[ 35.106479] ? kobj_ns_drop+0x80/0x80
[ 35.110257] call_usermodehelper_setup+0x73/0x2e0
[ 35.115079] kobject_uevent_env+0xc21/0xf30
[ 35.119382] device_del+0x642/0xa80
[ 35.122985] ? __device_links_no_driver+0x1b0/0x1b0
[ 35.127977] device_unregister+0x22/0xc0
[ 35.132015] bdi_unregister+0x42f/0x610
[ 35.135967] ? wb_blkcg_offline+0x180/0x180
[ 35.140263] ? generic_shutdown_super+0x276/0x370
[ 35.145081] ? lock_acquire+0x170/0x3f0
[ 35.149031] ? lock_downgrade+0x740/0x740
[ 35.153166] bdi_put+0x127/0x160
[ 35.156516] generic_shutdown_super+0x2aa/0x370
[ 35.161164] kill_anon_super+0x36/0x90
[ 35.165035] deactivate_locked_super+0x6c/0xd0
[ 35.169604] deactivate_super+0x7f/0xa0
[ 35.173558] cleanup_mnt+0x186/0x2c0
[ 35.177254] task_work_run+0x11f/0x190
[ 35.181122] exit_to_usermode_loop+0x1ad/0x200
[ 35.185680] ? SyS_mount+0xd1/0x120
[ 35.189284] do_syscall_64+0x4a3/0x640
[ 35.193152] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 35.198323] RIP: 0033:0x7f9bd4c0d53a
[ 35.202010] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 35.209693] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 35.216936] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 35.224179] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 35.231424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 35.238670] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000001
[ 35.254942] FAULT_INJECTION: forcing a failure.
[ 35.254942] name failslab, interval 1, probability 0, space 0, times 0
[ 35.267074] CPU: 1 PID: 7985 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 35.274951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 35.284298] Call Trace:
[ 35.286883] dump_stack+0x1b2/0x281
[ 35.290503] should_fail.cold+0x10a/0x149
[ 35.294630] should_failslab+0xd6/0x130
[ 35.298581] kmem_cache_alloc_trace+0x29a/0x3d0
[ 35.303228] ? kobj_ns_drop+0x80/0x80
[ 35.307005] call_usermodehelper_setup+0x73/0x2e0
[ 35.311822] kobject_uevent_env+0xc21/0xf30
[ 35.316125] device_del+0x642/0xa80
[ 35.319729] ? __device_links_no_driver+0x1b0/0x1b0
[ 35.324722] device_unregister+0x22/0xc0
[ 35.328758] bdi_unregister+0x42f/0x610
[ 35.332708] ? wb_blkcg_offline+0x180/0x180
[ 35.337006] ? generic_shutdown_super+0x276/0x370
[ 35.341828] ? lock_acquire+0x170/0x3f0
[ 35.345776] ? lock_downgrade+0x740/0x740
[ 35.349899] bdi_put+0x127/0x160
[ 35.353244] generic_shutdown_super+0x2aa/0x370
[ 35.357890] kill_anon_super+0x36/0x90
[ 35.361752] deactivate_locked_super+0x6c/0xd0
[ 35.366312] deactivate_super+0x7f/0xa0
[ 35.370259] cleanup_mnt+0x186/0x2c0
[ 35.373949] task_work_run+0x11f/0x190
[ 35.377816] exit_to_usermode_loop+0x1ad/0x200
[ 35.382374] ? SyS_mount+0xd1/0x120
[ 35.385976] do_syscall_64+0x4a3/0x640
[ 35.389843] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 35.395006] RIP: 0033:0x7f9bd4c0d53a
[ 35.398694] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 35.406376] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 35.413622] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 35.420869] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 35.428113] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 35.435359] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000002
[ 35.452970] FAULT_INJECTION: forcing a failure.
[ 35.452970] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 35.465928] CPU: 1 PID: 7990 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 35.474429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 35.483772] Call Trace:
[ 35.486359] dump_stack+0x1b2/0x281
[ 35.490019] should_fail.cold+0x10a/0x149
[ 35.494166] __alloc_pages_nodemask+0x22c/0x2720
[ 35.498907] ? unwind_next_frame+0xe54/0x17d0
[ 35.503398] ? __lock_acquire+0x5fc/0x3f20
[ 35.507617] ? gfp_pfmemalloc_allowed+0x150/0x150
[ 35.512456] ? __lock_acquire+0x5fc/0x3f20
[ 35.516670] alloc_pages_vma+0xd2/0x6d0
[ 35.520623] wp_page_copy+0x1f5/0x25c0
[ 35.524490] ? tlb_flush_mmu_free+0x1a0/0x1a0
[ 35.528960] ? __lock_acquire+0x5fc/0x3f20
[ 35.533203] do_wp_page+0x245/0x1db0
[ 35.536898] ? __handle_mm_fault+0x129c/0x4620
[ 35.541452] ? finish_mkwrite_fault+0x5e0/0x5e0
[ 35.546100] __handle_mm_fault+0x234f/0x4620
[ 35.550485] ? vm_insert_page+0x7c0/0x7c0
[ 35.554608] ? lock_acquire+0x170/0x3f0
[ 35.558560] ? mark_held_locks+0xa6/0xf0
executing program
[ 35.562597] handle_mm_fault+0x455/0x9c0
[ 35.566638] __do_page_fault+0x549/0xad0
[ 35.570679] ? spurious_fault+0x640/0x640
[ 35.574801] ? do_page_fault+0x60/0x500
[ 35.578751] ? page_fault+0x2f/0x50
[ 35.582355] page_fault+0x45/0x50
[ 35.585785] RIP: 0001:0x7fff88857530
[ 35.589471] RSP: d4c7e140:0000000000000000 EFLAGS: 00000000
[ 35.590945] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF
[ 35.610903] FAULT_INJECTION: forcing a failure.
[ 35.610903] name failslab, interval 1, probability 0, space 0, times 0
[ 35.623056] CPU: 0 PID: 7998 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 35.630923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 35.640254] Call Trace:
[ 35.642839] dump_stack+0x1b2/0x281
[ 35.646446] should_fail.cold+0x10a/0x149
[ 35.650576] should_failslab+0xd6/0x130
[ 35.654532] kmem_cache_alloc_node_trace+0x25a/0x400
[ 35.659612] __kmalloc_node_track_caller+0x38/0x70
[ 35.664521] __alloc_skb+0x96/0x510
[ 35.668149] kobject_uevent_env+0x882/0xf30
[ 35.672448] ? is_acpi_device_node+0x5b/0x70
[ 35.676833] device_del+0x642/0xa80
[ 35.680437] ? __device_links_no_driver+0x1b0/0x1b0
[ 35.685539] device_unregister+0x22/0xc0
[ 35.689575] bdi_unregister+0x42f/0x610
[ 35.693525] ? wb_blkcg_offline+0x180/0x180
[ 35.697822] ? generic_shutdown_super+0x276/0x370
[ 35.702639] ? lock_acquire+0x170/0x3f0
[ 35.706592] ? lock_downgrade+0x740/0x740
[ 35.710717] bdi_put+0x127/0x160
[ 35.714062] generic_shutdown_super+0x2aa/0x370
[ 35.718705] kill_anon_super+0x36/0x90
[ 35.722567] deactivate_locked_super+0x6c/0xd0
[ 35.727122] deactivate_super+0x7f/0xa0
[ 35.731077] cleanup_mnt+0x186/0x2c0
[ 35.734775] task_work_run+0x11f/0x190
[ 35.738643] exit_to_usermode_loop+0x1ad/0x200
[ 35.743199] ? SyS_mount+0xd1/0x120
[ 35.746802] do_syscall_64+0x4a3/0x640
[ 35.750677] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 35.755847] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 35.759535] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 35.767219] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 35.774464] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 35.781708] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 35.788953] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 35.796197] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000004
[ 35.823163] FAULT_INJECTION: forcing a failure.
[ 35.823163] name failslab, interval 1, probability 0, space 0, times 0
[ 35.834479] CPU: 0 PID: 8003 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 35.842340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 35.851670] Call Trace:
[ 35.854246] dump_stack+0x1b2/0x281
[ 35.857864] should_fail.cold+0x10a/0x149
[ 35.861993] should_failslab+0xd6/0x130
[ 35.865946] kmem_cache_alloc_node_trace+0x25a/0x400
[ 35.871026] __kmalloc_node_track_caller+0x38/0x70
[ 35.875937] __alloc_skb+0x96/0x510
[ 35.879541] kobject_uevent_env+0x882/0xf30
[ 35.883842] ? is_acpi_device_node+0x5b/0x70
[ 35.888249] device_del+0x642/0xa80
[ 35.891857] ? __device_links_no_driver+0x1b0/0x1b0
[ 35.896848] device_unregister+0x22/0xc0
[ 35.900905] bdi_unregister+0x42f/0x610
[ 35.904857] ? wb_blkcg_offline+0x180/0x180
[ 35.909154] ? generic_shutdown_super+0x276/0x370
[ 35.913973] ? lock_acquire+0x170/0x3f0
[ 35.917925] ? lock_downgrade+0x740/0x740
[ 35.922054] bdi_put+0x127/0x160
[ 35.925407] generic_shutdown_super+0x2aa/0x370
[ 35.930052] kill_anon_super+0x36/0x90
[ 35.933934] deactivate_locked_super+0x6c/0xd0
[ 35.938492] deactivate_super+0x7f/0xa0
[ 35.942445] cleanup_mnt+0x186/0x2c0
[ 35.946155] task_work_run+0x11f/0x190
[ 35.950020] exit_to_usermode_loop+0x1ad/0x200
[ 35.954578] ? SyS_mount+0xd1/0x120
[ 35.958180] do_syscall_64+0x4a3/0x640
[ 35.962045] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 35.967211] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 35.970895] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 35.978578] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 35.985825] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 35.993078] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 36.000345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 36.007593] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000005
[ 36.038662] FAULT_INJECTION: forcing a failure.
[ 36.038662] name failslab, interval 1, probability 0, space 0, times 0
[ 36.049986] CPU: 1 PID: 8008 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 36.057854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 36.067186] Call Trace:
[ 36.069757] dump_stack+0x1b2/0x281
[ 36.073363] should_fail.cold+0x10a/0x149
[ 36.077494] should_failslab+0xd6/0x130
[ 36.081444] kmem_cache_alloc_node+0x263/0x410
[ 36.086003] __alloc_skb+0x5c/0x510
[ 36.089610] kobject_uevent_env+0x882/0xf30
[ 36.093912] device_del+0x642/0xa80
[ 36.097524] ? __device_links_no_driver+0x1b0/0x1b0
[ 36.102521] device_unregister+0x22/0xc0
[ 36.106560] bdi_unregister+0x42f/0x610
[ 36.110516] ? wb_blkcg_offline+0x180/0x180
[ 36.114826] ? generic_shutdown_super+0x276/0x370
[ 36.119654] ? lock_acquire+0x170/0x3f0
[ 36.123607] ? lock_downgrade+0x740/0x740
[ 36.127739] bdi_put+0x127/0x160
[ 36.131089] generic_shutdown_super+0x2aa/0x370
[ 36.135736] kill_anon_super+0x36/0x90
[ 36.139602] deactivate_locked_super+0x6c/0xd0
[ 36.144159] deactivate_super+0x7f/0xa0
[ 36.148120] cleanup_mnt+0x186/0x2c0
[ 36.151814] task_work_run+0x11f/0x190
[ 36.155683] exit_to_usermode_loop+0x1ad/0x200
[ 36.160248] ? SyS_mount+0xd1/0x120
[ 36.163852] do_syscall_64+0x4a3/0x640
[ 36.167720] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 36.172887] RIP: 0033:0x7f9bd4c0d53a
[ 36.176574] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 36.184261] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 36.191506] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 36.198750] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 36.206006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 36.213262] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000006
[ 36.236292] FAULT_INJECTION: forcing a failure.
[ 36.236292] name failslab, interval 1, probability 0, space 0, times 0
[ 36.248382] CPU: 0 PID: 8012 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 36.256270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 36.265620] Call Trace:
[ 36.268190] dump_stack+0x1b2/0x281
[ 36.271798] should_fail.cold+0x10a/0x149
[ 36.275926] should_failslab+0xd6/0x130
[ 36.279879] kmem_cache_alloc_trace+0x29a/0x3d0
[ 36.284527] ? kobj_ns_drop+0x80/0x80
[ 36.288308] call_usermodehelper_setup+0x73/0x2e0
[ 36.293126] kobject_uevent_env+0xc21/0xf30
[ 36.297426] device_del+0x642/0xa80
[ 36.301028] ? __device_links_no_driver+0x1b0/0x1b0
[ 36.306021] device_unregister+0x22/0xc0
[ 36.310060] bdi_unregister+0x42f/0x610
[ 36.314009] ? wb_blkcg_offline+0x180/0x180
[ 36.318307] ? generic_shutdown_super+0x276/0x370
[ 36.323127] ? lock_acquire+0x170/0x3f0
[ 36.327077] ? lock_downgrade+0x740/0x740
[ 36.331235] bdi_put+0x127/0x160
[ 36.334580] generic_shutdown_super+0x2aa/0x370
[ 36.339224] kill_anon_super+0x36/0x90
[ 36.343096] deactivate_locked_super+0x6c/0xd0
[ 36.347662] deactivate_super+0x7f/0xa0
[ 36.351614] cleanup_mnt+0x186/0x2c0
[ 36.355341] task_work_run+0x11f/0x190
[ 36.359226] exit_to_usermode_loop+0x1ad/0x200
[ 36.363789] ? SyS_mount+0xd1/0x120
[ 36.367397] do_syscall_64+0x4a3/0x640
[ 36.371264] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 36.376436] RIP: 0033:0x7f9bd4c0d53a
[ 36.380136] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 36.387818] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 36.395070] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 36.402316] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 36.409568] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 36.416815] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000007
[ 36.432976] FAULT_INJECTION: forcing a failure.
[ 36.432976] name failslab, interval 1, probability 0, space 0, times 0
[ 36.444389] CPU: 0 PID: 8017 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 36.452268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 36.461600] Call Trace:
[ 36.464188] dump_stack+0x1b2/0x281
[ 36.467793] should_fail.cold+0x10a/0x149
[ 36.471919] should_failslab+0xd6/0x130
[ 36.475870] kmem_cache_alloc_node_trace+0x25a/0x400
[ 36.480951] __kmalloc_node_track_caller+0x38/0x70
[ 36.485862] __alloc_skb+0x96/0x510
[ 36.489470] kobject_uevent_env+0x882/0xf30
[ 36.493772] device_del+0x642/0xa80
[ 36.497377] ? __device_links_no_driver+0x1b0/0x1b0
[ 36.502370] device_unregister+0x22/0xc0
[ 36.506408] bdi_unregister+0x42f/0x610
[ 36.510363] ? wb_blkcg_offline+0x180/0x180
[ 36.514659] ? generic_shutdown_super+0x276/0x370
[ 36.519479] ? lock_acquire+0x170/0x3f0
[ 36.523428] ? lock_downgrade+0x740/0x740
[ 36.527562] bdi_put+0x127/0x160
[ 36.530910] generic_shutdown_super+0x2aa/0x370
[ 36.535557] kill_anon_super+0x36/0x90
[ 36.539419] deactivate_locked_super+0x6c/0xd0
[ 36.543980] deactivate_super+0x7f/0xa0
[ 36.547950] cleanup_mnt+0x186/0x2c0
[ 36.551649] task_work_run+0x11f/0x190
[ 36.555517] exit_to_usermode_loop+0x1ad/0x200
[ 36.560097] ? SyS_mount+0xd1/0x120
[ 36.563704] do_syscall_64+0x4a3/0x640
[ 36.567574] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 36.572740] RIP: 0033:0x7f9bd4c0d53a
[ 36.576427] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 36.584111] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
executing program
[ 36.591356] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 36.598601] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 36.605865] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 36.613112] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000008
[ 36.629666] FAULT_INJECTION: forcing a failure.
[ 36.629666] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 36.645121] CPU: 0 PID: 8021 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 36.653010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 36.662356] Call Trace:
[ 36.664940] dump_stack+0x1b2/0x281
[ 36.668572] should_fail.cold+0x10a/0x149
[ 36.672716] __alloc_pages_nodemask+0x22c/0x2720
[ 36.677452] ? trace_hardirqs_on+0x10/0x10
[ 36.681664] ? trace_hardirqs_on+0x10/0x10
[ 36.685876] ? gfp_pfmemalloc_allowed+0x150/0x150
[ 36.690698] ? lock_acquire+0x170/0x3f0
[ 36.694650] ? reacquire_held_locks+0xb5/0x3f0
[ 36.699211] ? alloc_set_pte+0xd57/0x1610
[ 36.703355] ? __lock_acquire+0x5fc/0x3f20
[ 36.707573] alloc_pages_vma+0xd2/0x6d0
[ 36.711526] wp_page_copy+0x1f5/0x25c0
[ 36.715392] ? tlb_flush_mmu_free+0x1a0/0x1a0
[ 36.719862] ? __lock_acquire+0x5fc/0x3f20
[ 36.724072] do_wp_page+0x245/0x1db0
[ 36.727761] ? __handle_mm_fault+0x129c/0x4620
[ 36.732317] ? finish_mkwrite_fault+0x5e0/0x5e0
[ 36.736962] __handle_mm_fault+0x234f/0x4620
[ 36.741349] ? vm_insert_page+0x7c0/0x7c0
executing program
[ 36.745472] ? lock_acquire+0x170/0x3f0
[ 36.749426] ? mark_held_locks+0xa6/0xf0
[ 36.753468] handle_mm_fault+0x455/0x9c0
[ 36.757512] __do_page_fault+0x549/0xad0
[ 36.761550] ? spurious_fault+0x640/0x640
[ 36.765675] ? do_page_fault+0x60/0x500
[ 36.769626] ? page_fault+0x2f/0x50
[ 36.773229] page_fault+0x45/0x50
[ 36.776658] RIP: 0000: (null)
[ 36.780536] RSP: 56c093c0:0000000000000000 EFLAGS: 7f9bd4c803f0
[ 36.780882] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF
[ 36.801561] FAULT_INJECTION: forcing a failure.
[ 36.801561] name failslab, interval 1, probability 0, space 0, times 0
[ 36.813711] CPU: 1 PID: 8027 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 36.821576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 36.830908] Call Trace:
[ 36.833474] dump_stack+0x1b2/0x281
[ 36.837082] should_fail.cold+0x10a/0x149
[ 36.841214] should_failslab+0xd6/0x130
[ 36.845178] kmem_cache_alloc_node+0x263/0x410
[ 36.849740] __alloc_skb+0x5c/0x510
[ 36.853347] kobject_uevent_env+0x882/0xf30
[ 36.857647] ? is_acpi_device_node+0x5b/0x70
[ 36.862034] device_del+0x642/0xa80
[ 36.865644] ? __device_links_no_driver+0x1b0/0x1b0
[ 36.870649] device_unregister+0x22/0xc0
[ 36.874689] bdi_unregister+0x42f/0x610
[ 36.878639] ? wb_blkcg_offline+0x180/0x180
[ 36.882935] ? generic_shutdown_super+0x276/0x370
[ 36.887754] ? lock_acquire+0x170/0x3f0
[ 36.891725] ? lock_downgrade+0x740/0x740
[ 36.895851] bdi_put+0x127/0x160
[ 36.899220] generic_shutdown_super+0x2aa/0x370
[ 36.903866] kill_anon_super+0x36/0x90
[ 36.907730] deactivate_locked_super+0x6c/0xd0
[ 36.912292] deactivate_super+0x7f/0xa0
[ 36.916247] cleanup_mnt+0x186/0x2c0
[ 36.919942] task_work_run+0x11f/0x190
[ 36.923824] exit_to_usermode_loop+0x1ad/0x200
[ 36.928392] ? SyS_mount+0xd1/0x120
[ 36.932011] do_syscall_64+0x4a3/0x640
[ 36.935880] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 36.941048] RIP: 0033:0x7f9bd4c0d53a
[ 36.944742] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 36.952451] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 36.959712] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 36.966962] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 36.974211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 36.981457] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000000a
[ 37.010504] FAULT_INJECTION: forcing a failure.
[ 37.010504] name failslab, interval 1, probability 0, space 0, times 0
[ 37.021815] CPU: 0 PID: 8029 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 37.029676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 37.039006] Call Trace:
[ 37.041572] dump_stack+0x1b2/0x281
[ 37.045185] should_fail.cold+0x10a/0x149
[ 37.049314] should_failslab+0xd6/0x130
[ 37.053269] kmem_cache_alloc_node+0x263/0x410
[ 37.057829] __alloc_skb+0x5c/0x510
[ 37.061438] kobject_uevent_env+0x882/0xf30
[ 37.065757] device_del+0x642/0xa80
[ 37.069365] ? __device_links_no_driver+0x1b0/0x1b0
[ 37.074381] device_unregister+0x22/0xc0
[ 37.078438] bdi_unregister+0x42f/0x610
[ 37.082397] ? wb_blkcg_offline+0x180/0x180
[ 37.086699] ? generic_shutdown_super+0x276/0x370
[ 37.091524] ? lock_acquire+0x170/0x3f0
[ 37.095478] ? lock_downgrade+0x740/0x740
[ 37.099606] bdi_put+0x127/0x160
[ 37.102953] generic_shutdown_super+0x2aa/0x370
[ 37.107600] kill_anon_super+0x36/0x90
[ 37.111638] deactivate_locked_super+0x6c/0xd0
[ 37.116198] deactivate_super+0x7f/0xa0
[ 37.120153] cleanup_mnt+0x186/0x2c0
[ 37.123845] task_work_run+0x11f/0x190
[ 37.127714] exit_to_usermode_loop+0x1ad/0x200
[ 37.132279] ? SyS_mount+0xd1/0x120
[ 37.135889] do_syscall_64+0x4a3/0x640
[ 37.139758] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 37.144944] RIP: 0033:0x7f9bd4c0d53a
[ 37.148637] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 37.156323] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 37.163573] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 37.170824] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 37.178071] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 37.185329] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000000b
[ 37.200891] FAULT_INJECTION: forcing a failure.
[ 37.200891] name failslab, interval 1, probability 0, space 0, times 0
[ 37.212498] CPU: 0 PID: 8036 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 37.220380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 37.229711] Call Trace:
[ 37.232285] dump_stack+0x1b2/0x281
[ 37.235899] should_fail.cold+0x10a/0x149
[ 37.240026] should_failslab+0xd6/0x130
[ 37.243976] kmem_cache_alloc_node_trace+0x25a/0x400
[ 37.249056] __kmalloc_node_track_caller+0x38/0x70
[ 37.253961] __alloc_skb+0x96/0x510
[ 37.257568] kobject_uevent_env+0x882/0xf30
[ 37.261870] device_del+0x642/0xa80
[ 37.265473] ? __device_links_no_driver+0x1b0/0x1b0
[ 37.270466] device_unregister+0x22/0xc0
[ 37.274507] bdi_unregister+0x42f/0x610
[ 37.278457] ? wb_blkcg_offline+0x180/0x180
[ 37.282755] ? generic_shutdown_super+0x276/0x370
[ 37.287575] ? lock_acquire+0x170/0x3f0
[ 37.291522] ? lock_downgrade+0x740/0x740
[ 37.295649] bdi_put+0x127/0x160
[ 37.298989] generic_shutdown_super+0x2aa/0x370
[ 37.303632] kill_anon_super+0x36/0x90
[ 37.307501] deactivate_locked_super+0x6c/0xd0
[ 37.312081] deactivate_super+0x7f/0xa0
[ 37.316031] cleanup_mnt+0x186/0x2c0
[ 37.319722] task_work_run+0x11f/0x190
[ 37.323592] exit_to_usermode_loop+0x1ad/0x200
[ 37.328170] ? SyS_mount+0xd1/0x120
[ 37.331773] do_syscall_64+0x4a3/0x640
[ 37.335640] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 37.340805] RIP: 0033:0x7f9bd4c0d53a
[ 37.344492] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 37.352181] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
executing program
[ 37.359449] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 37.366695] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 37.373939] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 37.381185] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000000c
[ 37.410046] FAULT_INJECTION: forcing a failure.
[ 37.410046] name failslab, interval 1, probability 0, space 0, times 0
[ 37.421781] CPU: 0 PID: 8041 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 37.429646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 37.438989] Call Trace:
[ 37.441556] dump_stack+0x1b2/0x281
[ 37.445164] should_fail.cold+0x10a/0x149
[ 37.449289] should_failslab+0xd6/0x130
[ 37.453240] kmem_cache_alloc_node_trace+0x25a/0x400
[ 37.458324] __kmalloc_node_track_caller+0x38/0x70
[ 37.463236] __alloc_skb+0x96/0x510
[ 37.466842] kobject_uevent_env+0x882/0xf30
[ 37.471165] device_del+0x642/0xa80
[ 37.474777] ? __device_links_no_driver+0x1b0/0x1b0
[ 37.479783] device_unregister+0x22/0xc0
[ 37.483823] bdi_unregister+0x42f/0x610
[ 37.487791] ? wb_blkcg_offline+0x180/0x180
[ 37.492099] ? generic_shutdown_super+0x276/0x370
[ 37.496925] ? lock_acquire+0x170/0x3f0
[ 37.500884] ? lock_downgrade+0x740/0x740
[ 37.505019] bdi_put+0x127/0x160
[ 37.508372] generic_shutdown_super+0x2aa/0x370
[ 37.513018] kill_anon_super+0x36/0x90
[ 37.516898] deactivate_locked_super+0x6c/0xd0
[ 37.522080] deactivate_super+0x7f/0xa0
[ 37.526033] cleanup_mnt+0x186/0x2c0
[ 37.529723] task_work_run+0x11f/0x190
[ 37.533588] exit_to_usermode_loop+0x1ad/0x200
[ 37.538150] ? SyS_mount+0xd1/0x120
[ 37.541755] do_syscall_64+0x4a3/0x640
[ 37.545622] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 37.550795] RIP: 0033:0x7f9bd4c0d53a
[ 37.554489] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 37.562170] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 37.569416] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 37.576663] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 37.583906] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 37.591154] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000000d
[ 37.607990] FAULT_INJECTION: forcing a failure.
[ 37.607990] name failslab, interval 1, probability 0, space 0, times 0
[ 37.619464] CPU: 0 PID: 8045 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 37.627326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 37.636664] Call Trace:
[ 37.639238] dump_stack+0x1b2/0x281
[ 37.642846] should_fail.cold+0x10a/0x149
[ 37.646970] should_failslab+0xd6/0x130
[ 37.650922] kmem_cache_alloc_node+0x263/0x410
[ 37.655483] __alloc_skb+0x5c/0x510
[ 37.659090] kobject_uevent_env+0x882/0xf30
[ 37.663398] device_del+0x642/0xa80
[ 37.667013] ? __device_links_no_driver+0x1b0/0x1b0
[ 37.672015] device_unregister+0x22/0xc0
[ 37.676058] bdi_unregister+0x42f/0x610
[ 37.680006] ? wb_blkcg_offline+0x180/0x180
[ 37.684303] ? generic_shutdown_super+0x276/0x370
[ 37.689121] ? lock_acquire+0x170/0x3f0
[ 37.693074] ? lock_downgrade+0x740/0x740
[ 37.697199] bdi_put+0x127/0x160
[ 37.700544] generic_shutdown_super+0x2aa/0x370
[ 37.705189] kill_anon_super+0x36/0x90
[ 37.709051] deactivate_locked_super+0x6c/0xd0
[ 37.713609] deactivate_super+0x7f/0xa0
[ 37.717559] cleanup_mnt+0x186/0x2c0
[ 37.721246] task_work_run+0x11f/0x190
[ 37.725112] exit_to_usermode_loop+0x1ad/0x200
[ 37.729673] ? SyS_mount+0xd1/0x120
[ 37.733278] do_syscall_64+0x4a3/0x640
[ 37.737144] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 37.742306] RIP: 0033:0x7f9bd4c0d53a
[ 37.745997] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 37.753696] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
executing program
[ 37.760939] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 37.768184] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 37.775427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 37.782670] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000000e
[ 37.801310] FAULT_INJECTION: forcing a failure.
[ 37.801310] name failslab, interval 1, probability 0, space 0, times 0
[ 37.813249] CPU: 0 PID: 8049 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 37.821141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 37.830469] Call Trace:
[ 37.833053] dump_stack+0x1b2/0x281
[ 37.836658] should_fail.cold+0x10a/0x149
[ 37.840794] should_failslab+0xd6/0x130
[ 37.844741] kmem_cache_alloc_node+0x263/0x410
[ 37.849300] __alloc_skb+0x5c/0x510
[ 37.852901] kobject_uevent_env+0x882/0xf30
[ 37.857202] device_del+0x642/0xa80
[ 37.860804] ? __device_links_no_driver+0x1b0/0x1b0
[ 37.865795] device_unregister+0x22/0xc0
[ 37.869827] bdi_unregister+0x42f/0x610
[ 37.873774] ? wb_blkcg_offline+0x180/0x180
[ 37.878097] ? generic_shutdown_super+0x276/0x370
[ 37.882923] ? lock_acquire+0x170/0x3f0
[ 37.886871] ? lock_downgrade+0x740/0x740
[ 37.890998] bdi_put+0x127/0x160
[ 37.894338] generic_shutdown_super+0x2aa/0x370
[ 37.899004] kill_anon_super+0x36/0x90
[ 37.902867] deactivate_locked_super+0x6c/0xd0
[ 37.907422] deactivate_super+0x7f/0xa0
[ 37.911370] cleanup_mnt+0x186/0x2c0
[ 37.915061] task_work_run+0x11f/0x190
[ 37.918925] exit_to_usermode_loop+0x1ad/0x200
[ 37.923478] ? SyS_mount+0xd1/0x120
[ 37.927077] do_syscall_64+0x4a3/0x640
[ 37.930942] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 37.936112] RIP: 0033:0x7f9bd4c0d53a
[ 37.939796] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 37.947477] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 37.954737] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
executing program
[ 37.961981] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 37.969226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 37.976468] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000000f
[ 38.004106] FAULT_INJECTION: forcing a failure.
[ 38.004106] name failslab, interval 1, probability 0, space 0, times 0
[ 38.016071] CPU: 1 PID: 8054 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 38.023953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 38.033303] Call Trace:
[ 38.035872] dump_stack+0x1b2/0x281
[ 38.039475] should_fail.cold+0x10a/0x149
[ 38.043601] should_failslab+0xd6/0x130
[ 38.047621] kmem_cache_alloc_trace+0x29a/0x3d0
[ 38.052264] ? kobj_ns_drop+0x80/0x80
[ 38.056038] call_usermodehelper_setup+0x73/0x2e0
[ 38.060860] kobject_uevent_env+0xc21/0xf30
[ 38.065163] device_del+0x642/0xa80
[ 38.068780] ? __device_links_no_driver+0x1b0/0x1b0
[ 38.073773] device_unregister+0x22/0xc0
[ 38.077814] bdi_unregister+0x42f/0x610
[ 38.081766] ? wb_blkcg_offline+0x180/0x180
[ 38.086062] ? generic_shutdown_super+0x276/0x370
[ 38.090879] ? lock_acquire+0x170/0x3f0
[ 38.094842] ? lock_downgrade+0x740/0x740
[ 38.098984] bdi_put+0x127/0x160
[ 38.102345] generic_shutdown_super+0x2aa/0x370
[ 38.107067] kill_anon_super+0x36/0x90
[ 38.110950] deactivate_locked_super+0x6c/0xd0
[ 38.115516] deactivate_super+0x7f/0xa0
[ 38.119476] cleanup_mnt+0x186/0x2c0
[ 38.123172] task_work_run+0x11f/0x190
[ 38.127051] exit_to_usermode_loop+0x1ad/0x200
[ 38.131608] ? SyS_mount+0xd1/0x120
[ 38.135212] do_syscall_64+0x4a3/0x640
[ 38.139090] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 38.144254] RIP: 0033:0x7f9bd4c0d53a
[ 38.147939] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 38.155621] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
executing program
[ 38.162865] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 38.170108] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 38.177438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 38.184683] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000010
[ 38.200874] FAULT_INJECTION: forcing a failure.
[ 38.200874] name failslab, interval 1, probability 0, space 0, times 0
[ 38.213172] CPU: 1 PID: 8058 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 38.221046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 38.230377] Call Trace:
[ 38.232942] dump_stack+0x1b2/0x281
[ 38.236547] should_fail.cold+0x10a/0x149
[ 38.240670] should_failslab+0xd6/0x130
[ 38.244621] kmem_cache_alloc_node_trace+0x25a/0x400
[ 38.249715] __kmalloc_node_track_caller+0x38/0x70
[ 38.254617] __alloc_skb+0x96/0x510
[ 38.258220] kobject_uevent_env+0x882/0xf30
[ 38.262521] device_del+0x642/0xa80
[ 38.266126] ? __device_links_no_driver+0x1b0/0x1b0
[ 38.271122] device_unregister+0x22/0xc0
[ 38.275163] bdi_unregister+0x42f/0x610
[ 38.279125] ? wb_blkcg_offline+0x180/0x180
[ 38.283420] ? generic_shutdown_super+0x276/0x370
[ 38.288240] ? lock_acquire+0x170/0x3f0
[ 38.292265] ? lock_downgrade+0x740/0x740
[ 38.296389] bdi_put+0x127/0x160
[ 38.299732] generic_shutdown_super+0x2aa/0x370
[ 38.304374] kill_anon_super+0x36/0x90
[ 38.308235] deactivate_locked_super+0x6c/0xd0
[ 38.312791] deactivate_super+0x7f/0xa0
[ 38.316739] cleanup_mnt+0x186/0x2c0
[ 38.320438] task_work_run+0x11f/0x190
[ 38.324303] exit_to_usermode_loop+0x1ad/0x200
[ 38.328858] ? SyS_mount+0xd1/0x120
[ 38.332461] do_syscall_64+0x4a3/0x640
[ 38.336336] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 38.341498] RIP: 0033:0x7f9bd4c0d53a
[ 38.345187] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 38.352880] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 38.360133] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
executing program
[ 38.367375] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 38.374619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 38.381863] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000011
[ 38.409492] FAULT_INJECTION: forcing a failure.
[ 38.409492] name failslab, interval 1, probability 0, space 0, times 0
[ 38.422044] CPU: 1 PID: 8062 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 38.429926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 38.439266] Call Trace:
[ 38.441835] dump_stack+0x1b2/0x281
[ 38.445442] should_fail.cold+0x10a/0x149
[ 38.449567] should_failslab+0xd6/0x130
[ 38.453527] kmem_cache_alloc_node_trace+0x25a/0x400
[ 38.458606] __kmalloc_node_track_caller+0x38/0x70
[ 38.463510] __alloc_skb+0x96/0x510
[ 38.467113] kobject_uevent_env+0x882/0xf30
[ 38.471498] device_del+0x642/0xa80
[ 38.475110] ? __device_links_no_driver+0x1b0/0x1b0
[ 38.480103] device_unregister+0x22/0xc0
[ 38.484140] bdi_unregister+0x42f/0x610
[ 38.488091] ? wb_blkcg_offline+0x180/0x180
[ 38.492388] ? generic_shutdown_super+0x276/0x370
[ 38.497205] ? lock_acquire+0x170/0x3f0
[ 38.501155] ? lock_downgrade+0x740/0x740
[ 38.505282] bdi_put+0x127/0x160
[ 38.508640] generic_shutdown_super+0x2aa/0x370
[ 38.513295] kill_anon_super+0x36/0x90
[ 38.517168] deactivate_locked_super+0x6c/0xd0
[ 38.521724] deactivate_super+0x7f/0xa0
[ 38.525672] cleanup_mnt+0x186/0x2c0
[ 38.529361] task_work_run+0x11f/0x190
[ 38.533225] exit_to_usermode_loop+0x1ad/0x200
[ 38.537782] ? SyS_mount+0xd1/0x120
[ 38.541383] do_syscall_64+0x4a3/0x640
[ 38.545248] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 38.550411] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 38.554097] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 38.561780] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 38.569022] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 38.576267] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 38.583515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 38.590758] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000012
[ 38.607573] FAULT_INJECTION: forcing a failure.
[ 38.607573] name failslab, interval 1, probability 0, space 0, times 0
[ 38.619746] CPU: 1 PID: 8068 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 38.627626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 38.636968] Call Trace:
[ 38.639551] dump_stack+0x1b2/0x281
[ 38.643169] should_fail.cold+0x10a/0x149
[ 38.647295] should_failslab+0xd6/0x130
[ 38.651253] kmem_cache_alloc_trace+0x29a/0x3d0
[ 38.655896] ? kobj_ns_drop+0x80/0x80
[ 38.659685] call_usermodehelper_setup+0x73/0x2e0
[ 38.664500] kobject_uevent_env+0xc21/0xf30
[ 38.668799] device_del+0x642/0xa80
[ 38.672399] ? __device_links_no_driver+0x1b0/0x1b0
[ 38.677391] device_unregister+0x22/0xc0
[ 38.681431] bdi_unregister+0x42f/0x610
[ 38.685385] ? wb_blkcg_offline+0x180/0x180
[ 38.689680] ? generic_shutdown_super+0x276/0x370
[ 38.694499] ? lock_acquire+0x170/0x3f0
[ 38.698457] ? lock_downgrade+0x740/0x740
[ 38.702582] bdi_put+0x127/0x160
[ 38.705935] generic_shutdown_super+0x2aa/0x370
[ 38.710576] kill_anon_super+0x36/0x90
[ 38.714450] deactivate_locked_super+0x6c/0xd0
[ 38.719013] deactivate_super+0x7f/0xa0
[ 38.723047] cleanup_mnt+0x186/0x2c0
[ 38.726741] task_work_run+0x11f/0x190
[ 38.730602] exit_to_usermode_loop+0x1ad/0x200
[ 38.735156] ? SyS_mount+0xd1/0x120
[ 38.738754] do_syscall_64+0x4a3/0x640
[ 38.742616] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 38.747779] RIP: 0033:0x7f9bd4c0d53a
[ 38.751465] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 38.759159] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 38.766402] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 38.773650] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 38.780904] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 38.788147] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000013
[ 38.803689] FAULT_INJECTION: forcing a failure.
[ 38.803689] name failslab, interval 1, probability 0, space 0, times 0
[ 38.814994] CPU: 1 PID: 8073 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 38.822962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 38.832293] Call Trace:
[ 38.834875] dump_stack+0x1b2/0x281
[ 38.838477] should_fail.cold+0x10a/0x149
[ 38.842599] should_failslab+0xd6/0x130
[ 38.846562] kmem_cache_alloc_node_trace+0x25a/0x400
[ 38.851640] __kmalloc_node_track_caller+0x38/0x70
[ 38.856556] __alloc_skb+0x96/0x510
[ 38.860158] kobject_uevent_env+0x882/0xf30
[ 38.864458] ? is_acpi_device_node+0x5b/0x70
[ 38.868839] device_del+0x642/0xa80
[ 38.872441] ? __device_links_no_driver+0x1b0/0x1b0
[ 38.877433] device_unregister+0x22/0xc0
[ 38.881470] bdi_unregister+0x42f/0x610
[ 38.885418] ? wb_blkcg_offline+0x180/0x180
[ 38.889723] ? generic_shutdown_super+0x276/0x370
[ 38.894551] ? lock_acquire+0x170/0x3f0
[ 38.898497] ? lock_downgrade+0x740/0x740
[ 38.902618] bdi_put+0x127/0x160
[ 38.905973] generic_shutdown_super+0x2aa/0x370
[ 38.910629] kill_anon_super+0x36/0x90
[ 38.914490] deactivate_locked_super+0x6c/0xd0
[ 38.919055] deactivate_super+0x7f/0xa0
[ 38.923001] cleanup_mnt+0x186/0x2c0
[ 38.926691] task_work_run+0x11f/0x190
[ 38.930568] exit_to_usermode_loop+0x1ad/0x200
[ 38.935121] ? SyS_mount+0xd1/0x120
[ 38.938721] do_syscall_64+0x4a3/0x640
[ 38.942592] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 38.947758] RIP: 0033:0x7f9bd4c0d53a
[ 38.951442] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 38.959124] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 38.966365] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 38.973695] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 38.980970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 38.988213] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000014
[ 39.013524] FAULT_INJECTION: forcing a failure.
[ 39.013524] name failslab, interval 1, probability 0, space 0, times 0
[ 39.027266] CPU: 1 PID: 8078 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 39.035156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 39.044499] Call Trace:
[ 39.047067] dump_stack+0x1b2/0x281
[ 39.050671] should_fail.cold+0x10a/0x149
[ 39.054808] should_failslab+0xd6/0x130
[ 39.058766] kmem_cache_alloc_trace+0x29a/0x3d0
[ 39.063416] ? kobj_ns_drop+0x80/0x80
[ 39.067207] call_usermodehelper_setup+0x73/0x2e0
[ 39.072032] kobject_uevent_env+0xc21/0xf30
[ 39.076346] device_del+0x642/0xa80
[ 39.079953] ? __device_links_no_driver+0x1b0/0x1b0
[ 39.084954] device_unregister+0x22/0xc0
[ 39.089004] bdi_unregister+0x42f/0x610
[ 39.092961] ? wb_blkcg_offline+0x180/0x180
[ 39.097258] ? generic_shutdown_super+0x276/0x370
[ 39.102077] ? lock_acquire+0x170/0x3f0
[ 39.106028] ? lock_downgrade+0x740/0x740
[ 39.110161] bdi_put+0x127/0x160
[ 39.113503] generic_shutdown_super+0x2aa/0x370
[ 39.118149] kill_anon_super+0x36/0x90
[ 39.122014] deactivate_locked_super+0x6c/0xd0
[ 39.126576] deactivate_super+0x7f/0xa0
[ 39.130524] cleanup_mnt+0x186/0x2c0
[ 39.134212] task_work_run+0x11f/0x190
[ 39.138077] exit_to_usermode_loop+0x1ad/0x200
[ 39.142632] ? SyS_mount+0xd1/0x120
[ 39.146235] do_syscall_64+0x4a3/0x640
[ 39.150113] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 39.155277] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 39.158962] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 39.166644] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 39.173890] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 39.181144] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 39.188395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 39.195637] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000015
[ 39.212896] FAULT_INJECTION: forcing a failure.
[ 39.212896] name failslab, interval 1, probability 0, space 0, times 0
[ 39.224277] CPU: 1 PID: 8082 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 39.232140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 39.241467] Call Trace:
[ 39.244033] dump_stack+0x1b2/0x281
[ 39.247640] should_fail.cold+0x10a/0x149
[ 39.251762] should_failslab+0xd6/0x130
[ 39.255711] kmem_cache_alloc_node_trace+0x25a/0x400
[ 39.260790] __kmalloc_node_track_caller+0x38/0x70
[ 39.265698] __alloc_skb+0x96/0x510
[ 39.269303] kobject_uevent_env+0x882/0xf30
[ 39.273607] device_del+0x642/0xa80
[ 39.277223] ? __device_links_no_driver+0x1b0/0x1b0
[ 39.282217] device_unregister+0x22/0xc0
[ 39.286254] bdi_unregister+0x42f/0x610
[ 39.290203] ? wb_blkcg_offline+0x180/0x180
[ 39.294500] ? generic_shutdown_super+0x276/0x370
[ 39.299318] ? lock_acquire+0x170/0x3f0
[ 39.303444] ? lock_downgrade+0x740/0x740
[ 39.307568] bdi_put+0x127/0x160
[ 39.310909] generic_shutdown_super+0x2aa/0x370
[ 39.315552] kill_anon_super+0x36/0x90
[ 39.319415] deactivate_locked_super+0x6c/0xd0
[ 39.323978] deactivate_super+0x7f/0xa0
[ 39.327957] cleanup_mnt+0x186/0x2c0
[ 39.331657] task_work_run+0x11f/0x190
[ 39.335521] exit_to_usermode_loop+0x1ad/0x200
[ 39.340077] ? SyS_mount+0xd1/0x120
[ 39.343687] do_syscall_64+0x4a3/0x640
[ 39.347549] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 39.352710] RIP: 0033:0x7f9bd4c0d53a
[ 39.356404] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 39.364083] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 39.371325] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 39.378569] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 39.385811] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 39.393058] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000016
[ 39.419250] FAULT_INJECTION: forcing a failure.
[ 39.419250] name failslab, interval 1, probability 0, space 0, times 0
[ 39.432731] CPU: 1 PID: 8086 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 39.440619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 39.449960] Call Trace:
[ 39.452528] dump_stack+0x1b2/0x281
[ 39.456132] should_fail.cold+0x10a/0x149
[ 39.460271] should_failslab+0xd6/0x130
[ 39.464220] kmem_cache_alloc_node_trace+0x25a/0x400
[ 39.469297] __kmalloc_node_track_caller+0x38/0x70
[ 39.474214] __alloc_skb+0x96/0x510
[ 39.477830] kobject_uevent_env+0x882/0xf30
[ 39.482128] device_del+0x642/0xa80
[ 39.485730] ? __device_links_no_driver+0x1b0/0x1b0
[ 39.490721] device_unregister+0x22/0xc0
[ 39.494756] bdi_unregister+0x42f/0x610
[ 39.498703] ? wb_blkcg_offline+0x180/0x180
[ 39.503002] ? generic_shutdown_super+0x276/0x370
[ 39.507833] ? lock_acquire+0x170/0x3f0
[ 39.511778] ? lock_downgrade+0x740/0x740
[ 39.515901] bdi_put+0x127/0x160
[ 39.519241] generic_shutdown_super+0x2aa/0x370
[ 39.523887] kill_anon_super+0x36/0x90
[ 39.527750] deactivate_locked_super+0x6c/0xd0
[ 39.532306] deactivate_super+0x7f/0xa0
[ 39.536253] cleanup_mnt+0x186/0x2c0
[ 39.539945] task_work_run+0x11f/0x190
[ 39.543809] exit_to_usermode_loop+0x1ad/0x200
[ 39.548363] ? SyS_mount+0xd1/0x120
[ 39.551966] do_syscall_64+0x4a3/0x640
[ 39.555829] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 39.561080] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 39.564778] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 39.573599] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 39.580846] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 39.588093] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 39.595337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 39.602579] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000017
[ 39.619159] FAULT_INJECTION: forcing a failure.
[ 39.619159] name failslab, interval 1, probability 0, space 0, times 0
[ 39.630684] CPU: 1 PID: 8092 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 39.638552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 39.647909] Call Trace:
[ 39.650486] dump_stack+0x1b2/0x281
[ 39.654089] should_fail.cold+0x10a/0x149
[ 39.658228] should_failslab+0xd6/0x130
[ 39.662176] kmem_cache_alloc_node+0x263/0x410
[ 39.668131] __alloc_skb+0x5c/0x510
[ 39.671741] kobject_uevent_env+0x882/0xf30
[ 39.676046] device_del+0x642/0xa80
[ 39.679655] ? __device_links_no_driver+0x1b0/0x1b0
[ 39.684659] device_unregister+0x22/0xc0
[ 39.688701] bdi_unregister+0x42f/0x610
[ 39.692659] ? wb_blkcg_offline+0x180/0x180
[ 39.696964] ? generic_shutdown_super+0x276/0x370
[ 39.701788] ? lock_acquire+0x170/0x3f0
[ 39.705744] ? lock_downgrade+0x740/0x740
[ 39.709869] bdi_put+0x127/0x160
[ 39.713213] generic_shutdown_super+0x2aa/0x370
[ 39.717858] kill_anon_super+0x36/0x90
[ 39.721722] deactivate_locked_super+0x6c/0xd0
[ 39.726306] deactivate_super+0x7f/0xa0
[ 39.730258] cleanup_mnt+0x186/0x2c0
[ 39.733957] task_work_run+0x11f/0x190
[ 39.737845] exit_to_usermode_loop+0x1ad/0x200
[ 39.742424] ? SyS_mount+0xd1/0x120
[ 39.746043] do_syscall_64+0x4a3/0x640
[ 39.749909] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 39.755077] RIP: 0033:0x7f9bd4c0d53a
[ 39.758763] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 39.766447] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 39.773692] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 39.780939] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 39.788205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 39.795451] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000018
[ 39.822473] FAULT_INJECTION: forcing a failure.
[ 39.822473] name failslab, interval 1, probability 0, space 0, times 0
[ 39.834039] CPU: 1 PID: 8096 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 39.841918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 39.851267] Call Trace:
[ 39.853855] dump_stack+0x1b2/0x281
[ 39.857460] should_fail.cold+0x10a/0x149
[ 39.861586] should_failslab+0xd6/0x130
[ 39.865539] kmem_cache_alloc_node+0x263/0x410
[ 39.870098] __alloc_skb+0x5c/0x510
[ 39.873703] kobject_uevent_env+0x882/0xf30
[ 39.878001] device_del+0x642/0xa80
[ 39.881606] ? __device_links_no_driver+0x1b0/0x1b0
[ 39.886598] device_unregister+0x22/0xc0
[ 39.890638] bdi_unregister+0x42f/0x610
[ 39.894588] ? wb_blkcg_offline+0x180/0x180
[ 39.898886] ? generic_shutdown_super+0x276/0x370
[ 39.903704] ? lock_acquire+0x170/0x3f0
[ 39.907657] ? lock_downgrade+0x740/0x740
[ 39.911783] bdi_put+0x127/0x160
[ 39.915128] generic_shutdown_super+0x2aa/0x370
[ 39.919786] kill_anon_super+0x36/0x90
[ 39.923657] deactivate_locked_super+0x6c/0xd0
[ 39.928220] deactivate_super+0x7f/0xa0
[ 39.932174] cleanup_mnt+0x186/0x2c0
[ 39.935871] task_work_run+0x11f/0x190
[ 39.939758] exit_to_usermode_loop+0x1ad/0x200
[ 39.944320] ? SyS_mount+0xd1/0x120
[ 39.947926] do_syscall_64+0x4a3/0x640
[ 39.951796] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 39.956969] RIP: 0033:0x7f9bd4c0d53a
[ 39.960655] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 39.968358] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 39.975604] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 39.982847] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 39.990090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 39.997334] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000019
[ 40.022594] FAULT_INJECTION: forcing a failure.
[ 40.022594] name failslab, interval 1, probability 0, space 0, times 0
[ 40.034111] CPU: 1 PID: 8102 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 40.041993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 40.051326] Call Trace:
[ 40.053895] dump_stack+0x1b2/0x281
[ 40.057499] should_fail.cold+0x10a/0x149
[ 40.061627] should_failslab+0xd6/0x130
[ 40.065579] kmem_cache_alloc_node+0x263/0x410
[ 40.070141] __alloc_skb+0x5c/0x510
[ 40.073750] kobject_uevent_env+0x882/0xf30
[ 40.078074] device_del+0x642/0xa80
[ 40.081701] ? __device_links_no_driver+0x1b0/0x1b0
[ 40.086716] device_unregister+0x22/0xc0
[ 40.090852] bdi_unregister+0x42f/0x610
[ 40.094811] ? wb_blkcg_offline+0x180/0x180
[ 40.099113] ? generic_shutdown_super+0x276/0x370
[ 40.103937] ? lock_acquire+0x170/0x3f0
[ 40.107892] ? lock_downgrade+0x740/0x740
[ 40.112021] bdi_put+0x127/0x160
[ 40.115369] generic_shutdown_super+0x2aa/0x370
[ 40.120019] kill_anon_super+0x36/0x90
[ 40.123887] deactivate_locked_super+0x6c/0xd0
[ 40.128442] deactivate_super+0x7f/0xa0
[ 40.132393] cleanup_mnt+0x186/0x2c0
[ 40.136086] task_work_run+0x11f/0x190
[ 40.139949] exit_to_usermode_loop+0x1ad/0x200
[ 40.144521] ? SyS_mount+0xd1/0x120
[ 40.148133] do_syscall_64+0x4a3/0x640
[ 40.152004] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 40.157174] RIP: 0033:0x7f9bd4c0d53a
[ 40.160865] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 40.168554] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 40.175802] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 40.183047] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 40.190295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 40.197539] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000001a
[ 40.223143] FAULT_INJECTION: forcing a failure.
[ 40.223143] name failslab, interval 1, probability 0, space 0, times 0
[ 40.234663] CPU: 1 PID: 8108 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 40.242539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 40.251884] Call Trace:
[ 40.254462] dump_stack+0x1b2/0x281
[ 40.258077] should_fail.cold+0x10a/0x149
[ 40.262205] should_failslab+0xd6/0x130
[ 40.266159] kmem_cache_alloc_node_trace+0x25a/0x400
[ 40.271248] __kmalloc_node_track_caller+0x38/0x70
[ 40.276160] __alloc_skb+0x96/0x510
[ 40.279766] kobject_uevent_env+0x882/0xf30
[ 40.284067] device_del+0x642/0xa80
[ 40.287672] ? __device_links_no_driver+0x1b0/0x1b0
[ 40.292666] device_unregister+0x22/0xc0
[ 40.296703] bdi_unregister+0x42f/0x610
[ 40.300653] ? wb_blkcg_offline+0x180/0x180
[ 40.304951] ? generic_shutdown_super+0x276/0x370
[ 40.309771] ? lock_acquire+0x170/0x3f0
[ 40.313723] ? lock_downgrade+0x740/0x740
[ 40.317851] bdi_put+0x127/0x160
[ 40.321195] generic_shutdown_super+0x2aa/0x370
[ 40.325843] kill_anon_super+0x36/0x90
[ 40.329707] deactivate_locked_super+0x6c/0xd0
[ 40.334264] deactivate_super+0x7f/0xa0
[ 40.338220] cleanup_mnt+0x186/0x2c0
[ 40.341916] task_work_run+0x11f/0x190
[ 40.345786] exit_to_usermode_loop+0x1ad/0x200
[ 40.350345] ? SyS_mount+0xd1/0x120
[ 40.353953] do_syscall_64+0x4a3/0x640
[ 40.357818] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 40.362991] RIP: 0033:0x7f9bd4c0d53a
[ 40.366687] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 40.374372] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 40.381634] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 40.389004] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 40.396257] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 40.403504] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000001b
[ 40.426854] FAULT_INJECTION: forcing a failure.
[ 40.426854] name failslab, interval 1, probability 0, space 0, times 0
[ 40.438117] CPU: 0 PID: 8114 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 40.445986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 40.455322] Call Trace:
[ 40.457891] dump_stack+0x1b2/0x281
[ 40.461550] should_fail.cold+0x10a/0x149
[ 40.465680] should_failslab+0xd6/0x130
[ 40.469642] kmem_cache_alloc_node_trace+0x25a/0x400
[ 40.474739] __kmalloc_node_track_caller+0x38/0x70
[ 40.479660] __alloc_skb+0x96/0x510
[ 40.483270] kobject_uevent_env+0x882/0xf30
[ 40.487574] device_del+0x642/0xa80
[ 40.491181] ? __device_links_no_driver+0x1b0/0x1b0
[ 40.496176] device_unregister+0x22/0xc0
[ 40.500217] bdi_unregister+0x42f/0x610
[ 40.504168] ? wb_blkcg_offline+0x180/0x180
[ 40.508468] ? generic_shutdown_super+0x276/0x370
[ 40.513291] ? lock_acquire+0x170/0x3f0
[ 40.517243] ? lock_downgrade+0x740/0x740
[ 40.521370] bdi_put+0x127/0x160
[ 40.524715] generic_shutdown_super+0x2aa/0x370
[ 40.529363] kill_anon_super+0x36/0x90
[ 40.533231] deactivate_locked_super+0x6c/0xd0
[ 40.537790] deactivate_super+0x7f/0xa0
[ 40.541742] cleanup_mnt+0x186/0x2c0
[ 40.545442] task_work_run+0x11f/0x190
[ 40.549312] exit_to_usermode_loop+0x1ad/0x200
[ 40.553876] ? SyS_mount+0xd1/0x120
[ 40.557497] do_syscall_64+0x4a3/0x640
[ 40.561394] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 40.566567] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 40.570262] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 40.577949] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 40.585202] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 40.592449] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 40.599695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 40.606963] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000001c
[ 40.623071] FAULT_INJECTION: forcing a failure.
[ 40.623071] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 40.635396] CPU: 0 PID: 8117 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 40.643278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 40.652628] Call Trace:
[ 40.655221] dump_stack+0x1b2/0x281
[ 40.658855] should_fail.cold+0x10a/0x149
[ 40.663007] __alloc_pages_nodemask+0x22c/0x2720
[ 40.667755] ? unwind_next_frame+0xe54/0x17d0
[ 40.672232] ? __lock_acquire+0x5fc/0x3f20
[ 40.676448] ? gfp_pfmemalloc_allowed+0x150/0x150
[ 40.681273] ? __lock_acquire+0x5fc/0x3f20
[ 40.685490] alloc_pages_vma+0xd2/0x6d0
[ 40.689444] wp_page_copy+0x1f5/0x25c0
[ 40.693312] ? tlb_flush_mmu_free+0x1a0/0x1a0
[ 40.697781] ? __lock_acquire+0x5fc/0x3f20
[ 40.701995] do_wp_page+0x245/0x1db0
[ 40.705685] ? __handle_mm_fault+0x129c/0x4620
[ 40.710242] ? finish_mkwrite_fault+0x5e0/0x5e0
[ 40.714890] __handle_mm_fault+0x234f/0x4620
[ 40.719275] ? vm_insert_page+0x7c0/0x7c0
[ 40.723397] ? lock_acquire+0x170/0x3f0
[ 40.727349] ? mark_held_locks+0xa6/0xf0
[ 40.731386] handle_mm_fault+0x455/0x9c0
[ 40.735426] __do_page_fault+0x549/0xad0
[ 40.739463] ? spurious_fault+0x640/0x640
[ 40.743584] ? do_page_fault+0x60/0x500
[ 40.747535] ? page_fault+0x2f/0x50
[ 40.751137] page_fault+0x45/0x50
[ 40.754565] RIP: 0001:0x7fff88857530
[ 40.758253] RSP: d4c7e140:0000000000000000 EFLAGS: 00000000
[ 40.759282] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF
executing program
[ 40.778652] FAULT_INJECTION: forcing a failure.
[ 40.778652] name failslab, interval 1, probability 0, space 0, times 0
[ 40.793825] CPU: 1 PID: 8124 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 40.801722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 40.811070] Call Trace:
[ 40.813639] dump_stack+0x1b2/0x281
[ 40.817249] should_fail.cold+0x10a/0x149
[ 40.821376] should_failslab+0xd6/0x130
[ 40.825341] kmem_cache_alloc_trace+0x29a/0x3d0
[ 40.830014] ? kobj_ns_drop+0x80/0x80
[ 40.833799] call_usermodehelper_setup+0x73/0x2e0
[ 40.838621] kobject_uevent_env+0xc21/0xf30
[ 40.842925] device_del+0x642/0xa80
[ 40.846534] ? __device_links_no_driver+0x1b0/0x1b0
[ 40.851527] device_unregister+0x22/0xc0
[ 40.855590] bdi_unregister+0x42f/0x610
[ 40.859543] ? wb_blkcg_offline+0x180/0x180
[ 40.863846] ? generic_shutdown_super+0x276/0x370
[ 40.868667] ? lock_acquire+0x170/0x3f0
[ 40.872616] ? lock_downgrade+0x740/0x740
[ 40.876738] bdi_put+0x127/0x160
[ 40.880084] generic_shutdown_super+0x2aa/0x370
[ 40.884729] kill_anon_super+0x36/0x90
[ 40.888592] deactivate_locked_super+0x6c/0xd0
[ 40.893150] deactivate_super+0x7f/0xa0
[ 40.897101] cleanup_mnt+0x186/0x2c0
[ 40.900813] task_work_run+0x11f/0x190
[ 40.904686] exit_to_usermode_loop+0x1ad/0x200
[ 40.909247] ? SyS_mount+0xd1/0x120
[ 40.912865] do_syscall_64+0x4a3/0x640
[ 40.916742] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 40.921912] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 40.925608] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 40.933310] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 40.940566] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 40.947822] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 40.955076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 40.962334] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000001e
[ 40.978396] FAULT_INJECTION: forcing a failure.
[ 40.978396] name failslab, interval 1, probability 0, space 0, times 0
[ 40.989716] CPU: 1 PID: 8129 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 40.997589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 41.006928] Call Trace:
[ 41.009495] dump_stack+0x1b2/0x281
[ 41.013102] should_fail.cold+0x10a/0x149
[ 41.017228] should_failslab+0xd6/0x130
[ 41.021182] kmem_cache_alloc_node+0x263/0x410
[ 41.025742] __alloc_skb+0x5c/0x510
[ 41.029349] kobject_uevent_env+0x882/0xf30
[ 41.033669] device_del+0x642/0xa80
[ 41.037291] ? __device_links_no_driver+0x1b0/0x1b0
[ 41.042284] device_unregister+0x22/0xc0
[ 41.046321] bdi_unregister+0x42f/0x610
[ 41.050280] ? wb_blkcg_offline+0x180/0x180
[ 41.054583] ? generic_shutdown_super+0x276/0x370
[ 41.059403] ? lock_acquire+0x170/0x3f0
[ 41.063352] ? lock_downgrade+0x740/0x740
[ 41.067477] bdi_put+0x127/0x160
[ 41.070823] generic_shutdown_super+0x2aa/0x370
[ 41.075469] kill_anon_super+0x36/0x90
[ 41.079346] deactivate_locked_super+0x6c/0xd0
[ 41.083911] deactivate_super+0x7f/0xa0
[ 41.087875] cleanup_mnt+0x186/0x2c0
[ 41.091564] task_work_run+0x11f/0x190
[ 41.095429] exit_to_usermode_loop+0x1ad/0x200
[ 41.099985] ? SyS_mount+0xd1/0x120
[ 41.103606] do_syscall_64+0x4a3/0x640
[ 41.107497] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 41.112667] RIP: 0033:0x7f9bd4c0d53a
[ 41.116363] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 41.124055] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 41.131304] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 41.138556] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 41.145822] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 41.153069] R13: 0000000020000000 R14: 0000000000000000 R15: 000000000000001f
[ 41.182192] FAULT_INJECTION: forcing a failure.
[ 41.182192] name failslab, interval 1, probability 0, space 0, times 0
[ 41.193979] CPU: 1 PID: 8134 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 41.201861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 41.211194] Call Trace:
[ 41.213763] dump_stack+0x1b2/0x281
[ 41.217372] should_fail.cold+0x10a/0x149
[ 41.221497] should_failslab+0xd6/0x130
[ 41.225446] kmem_cache_alloc_trace+0x29a/0x3d0
[ 41.230090] ? kobj_ns_drop+0x80/0x80
[ 41.233869] call_usermodehelper_setup+0x73/0x2e0
[ 41.238691] kobject_uevent_env+0xc21/0xf30
[ 41.242996] device_del+0x642/0xa80
[ 41.246601] ? __device_links_no_driver+0x1b0/0x1b0
[ 41.251596] device_unregister+0x22/0xc0
[ 41.255634] bdi_unregister+0x42f/0x610
[ 41.259586] ? wb_blkcg_offline+0x180/0x180
[ 41.263884] ? generic_shutdown_super+0x276/0x370
[ 41.268703] ? lock_acquire+0x170/0x3f0
[ 41.272651] ? lock_downgrade+0x740/0x740
[ 41.276775] bdi_put+0x127/0x160
[ 41.280126] generic_shutdown_super+0x2aa/0x370
[ 41.284773] kill_anon_super+0x36/0x90
[ 41.288637] deactivate_locked_super+0x6c/0xd0
[ 41.293195] deactivate_super+0x7f/0xa0
[ 41.297144] cleanup_mnt+0x186/0x2c0
[ 41.300835] task_work_run+0x11f/0x190
[ 41.304701] exit_to_usermode_loop+0x1ad/0x200
[ 41.309259] ? SyS_mount+0xd1/0x120
[ 41.312865] do_syscall_64+0x4a3/0x640
[ 41.316743] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 41.321909] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 41.325594] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 41.333278] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 41.340525] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 41.347772] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 41.355016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 41.362261] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000020
[ 41.386750] FAULT_INJECTION: forcing a failure.
[ 41.386750] name failslab, interval 1, probability 0, space 0, times 0
[ 41.398340] CPU: 1 PID: 8138 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 41.406223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 41.415563] Call Trace:
[ 41.418138] dump_stack+0x1b2/0x281
[ 41.421746] should_fail.cold+0x10a/0x149
[ 41.425871] should_failslab+0xd6/0x130
[ 41.429825] kmem_cache_alloc_node_trace+0x25a/0x400
[ 41.434907] __kmalloc_node_track_caller+0x38/0x70
[ 41.439817] __alloc_skb+0x96/0x510
[ 41.443423] kobject_uevent_env+0x882/0xf30
[ 41.447726] ? is_acpi_device_node+0x5b/0x70
[ 41.452217] device_del+0x642/0xa80
[ 41.455819] ? __device_links_no_driver+0x1b0/0x1b0
[ 41.460848] device_unregister+0x22/0xc0
[ 41.464885] bdi_unregister+0x42f/0x610
[ 41.468847] ? wb_blkcg_offline+0x180/0x180
[ 41.473243] ? generic_shutdown_super+0x276/0x370
[ 41.478072] ? lock_acquire+0x170/0x3f0
[ 41.482026] ? lock_downgrade+0x740/0x740
[ 41.486159] bdi_put+0x127/0x160
[ 41.489507] generic_shutdown_super+0x2aa/0x370
[ 41.494158] kill_anon_super+0x36/0x90
[ 41.498022] deactivate_locked_super+0x6c/0xd0
[ 41.502580] deactivate_super+0x7f/0xa0
[ 41.506630] cleanup_mnt+0x186/0x2c0
[ 41.510319] task_work_run+0x11f/0x190
[ 41.514182] exit_to_usermode_loop+0x1ad/0x200
[ 41.518738] ? SyS_mount+0xd1/0x120
[ 41.522339] do_syscall_64+0x4a3/0x640
[ 41.526202] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 41.531368] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 41.535052] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 41.542734] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 41.549980] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 41.557225] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 41.564478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 41.571723] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000021
[ 41.589111] FAULT_INJECTION: forcing a failure.
[ 41.589111] name failslab, interval 1, probability 0, space 0, times 0
[ 41.600649] CPU: 1 PID: 8144 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 41.610166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 41.619501] Call Trace:
[ 41.622071] dump_stack+0x1b2/0x281
[ 41.625679] should_fail.cold+0x10a/0x149
[ 41.629822] should_failslab+0xd6/0x130
[ 41.633780] kmem_cache_alloc_node+0x263/0x410
[ 41.638362] __alloc_skb+0x5c/0x510
[ 41.641992] kobject_uevent_env+0x882/0xf30
[ 41.646299] ? is_acpi_device_node+0x5b/0x70
[ 41.650690] device_del+0x642/0xa80
[ 41.654307] ? __device_links_no_driver+0x1b0/0x1b0
[ 41.659314] device_unregister+0x22/0xc0
[ 41.663365] bdi_unregister+0x42f/0x610
[ 41.667368] ? wb_blkcg_offline+0x180/0x180
[ 41.671768] ? generic_shutdown_super+0x276/0x370
[ 41.676598] ? lock_acquire+0x170/0x3f0
[ 41.680547] ? lock_downgrade+0x740/0x740
[ 41.684674] bdi_put+0x127/0x160
[ 41.688017] generic_shutdown_super+0x2aa/0x370
[ 41.692660] kill_anon_super+0x36/0x90
[ 41.696521] deactivate_locked_super+0x6c/0xd0
[ 41.701078] deactivate_super+0x7f/0xa0
[ 41.705026] cleanup_mnt+0x186/0x2c0
[ 41.708713] task_work_run+0x11f/0x190
[ 41.712578] exit_to_usermode_loop+0x1ad/0x200
[ 41.717132] ? SyS_mount+0xd1/0x120
[ 41.720758] do_syscall_64+0x4a3/0x640
[ 41.724650] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 41.729815] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 41.733507] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 41.741188] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 41.748438] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 41.755855] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 41.763096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 41.770341] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000022
[ 41.791936] FAULT_INJECTION: forcing a failure.
[ 41.791936] name failslab, interval 1, probability 0, space 0, times 0
[ 41.805739] CPU: 0 PID: 8149 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 41.813624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 41.822968] Call Trace:
[ 41.825533] dump_stack+0x1b2/0x281
[ 41.829137] should_fail.cold+0x10a/0x149
[ 41.833268] should_failslab+0xd6/0x130
[ 41.837220] kmem_cache_alloc_node_trace+0x25a/0x400
[ 41.842297] __kmalloc_node_track_caller+0x38/0x70
[ 41.847224] __alloc_skb+0x96/0x510
[ 41.850842] kobject_uevent_env+0x882/0xf30
[ 41.855162] ? is_acpi_device_node+0x5b/0x70
[ 41.859559] device_del+0x642/0xa80
[ 41.863169] ? __device_links_no_driver+0x1b0/0x1b0
[ 41.868166] device_unregister+0x22/0xc0
[ 41.872199] bdi_unregister+0x42f/0x610
[ 41.876150] ? wb_blkcg_offline+0x180/0x180
[ 41.880445] ? generic_shutdown_super+0x276/0x370
[ 41.885267] ? lock_acquire+0x170/0x3f0
[ 41.889230] ? lock_downgrade+0x740/0x740
[ 41.893365] bdi_put+0x127/0x160
[ 41.896710] generic_shutdown_super+0x2aa/0x370
[ 41.901452] kill_anon_super+0x36/0x90
[ 41.905334] deactivate_locked_super+0x6c/0xd0
[ 41.909913] deactivate_super+0x7f/0xa0
[ 41.913869] cleanup_mnt+0x186/0x2c0
[ 41.917559] task_work_run+0x11f/0x190
[ 41.921422] exit_to_usermode_loop+0x1ad/0x200
[ 41.925975] ? SyS_mount+0xd1/0x120
[ 41.929574] do_syscall_64+0x4a3/0x640
[ 41.933440] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 41.938600] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 41.942286] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 41.949972] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 41.957312] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 41.964651] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 41.971921] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 41.979279] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000023
[ 42.012841] FAULT_INJECTION: forcing a failure.
[ 42.012841] name failslab, interval 1, probability 0, space 0, times 0
[ 42.024756] CPU: 1 PID: 8154 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 42.032615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 42.041946] Call Trace:
[ 42.044531] dump_stack+0x1b2/0x281
[ 42.048142] should_fail.cold+0x10a/0x149
[ 42.052275] should_failslab+0xd6/0x130
[ 42.056224] kmem_cache_alloc_node+0x263/0x410
[ 42.060784] __alloc_skb+0x5c/0x510
[ 42.064390] kobject_uevent_env+0x882/0xf30
[ 42.068688] ? is_acpi_device_node+0x5b/0x70
[ 42.073100] device_del+0x642/0xa80
[ 42.076810] ? __device_links_no_driver+0x1b0/0x1b0
[ 42.081806] device_unregister+0x22/0xc0
[ 42.085863] bdi_unregister+0x42f/0x610
[ 42.089828] ? wb_blkcg_offline+0x180/0x180
[ 42.094128] ? generic_shutdown_super+0x276/0x370
[ 42.098959] ? lock_acquire+0x170/0x3f0
[ 42.102924] ? lock_downgrade+0x740/0x740
[ 42.107047] bdi_put+0x127/0x160
[ 42.110401] generic_shutdown_super+0x2aa/0x370
[ 42.115043] kill_anon_super+0x36/0x90
[ 42.118904] deactivate_locked_super+0x6c/0xd0
[ 42.123460] deactivate_super+0x7f/0xa0
[ 42.127419] cleanup_mnt+0x186/0x2c0
[ 42.131210] task_work_run+0x11f/0x190
[ 42.135081] exit_to_usermode_loop+0x1ad/0x200
[ 42.139656] ? SyS_mount+0xd1/0x120
[ 42.143260] do_syscall_64+0x4a3/0x640
[ 42.147218] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 42.152387] RIP: 0033:0x7f9bd4c0d53a
[ 42.156075] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 42.163770] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 42.171019] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 42.178266] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 42.185512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 42.192761] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000024
executing program
[ 42.215270] FAULT_INJECTION: forcing a failure.
[ 42.215270] name failslab, interval 1, probability 0, space 0, times 0
[ 42.226992] CPU: 0 PID: 8159 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 42.234852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 42.244179] Call Trace:
[ 42.246746] dump_stack+0x1b2/0x281
[ 42.250463] should_fail.cold+0x10a/0x149
[ 42.254602] should_failslab+0xd6/0x130
[ 42.258565] kmem_cache_alloc_node_trace+0x25a/0x400
[ 42.263652] __kmalloc_node_track_caller+0x38/0x70
[ 42.268569] __alloc_skb+0x96/0x510
[ 42.272176] kobject_uevent_env+0x882/0xf30
[ 42.276495] ? is_acpi_device_node+0x5b/0x70
[ 42.280881] device_del+0x642/0xa80
[ 42.284498] ? __device_links_no_driver+0x1b0/0x1b0
[ 42.289503] device_unregister+0x22/0xc0
[ 42.293553] bdi_unregister+0x42f/0x610
[ 42.297638] ? wb_blkcg_offline+0x180/0x180
[ 42.301947] ? generic_shutdown_super+0x276/0x370
[ 42.306788] ? lock_acquire+0x170/0x3f0
[ 42.310740] ? lock_downgrade+0x740/0x740
[ 42.314875] bdi_put+0x127/0x160
[ 42.318222] generic_shutdown_super+0x2aa/0x370
[ 42.322868] kill_anon_super+0x36/0x90
[ 42.326773] deactivate_locked_super+0x6c/0xd0
[ 42.331332] deactivate_super+0x7f/0xa0
[ 42.335283] cleanup_mnt+0x186/0x2c0
[ 42.338976] task_work_run+0x11f/0x190
[ 42.342851] exit_to_usermode_loop+0x1ad/0x200
[ 42.347425] ? SyS_mount+0xd1/0x120
[ 42.351033] do_syscall_64+0x4a3/0x640
[ 42.354897] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 42.360154] RIP: 0033:0x7f9bd4c0d53a
executing program
[ 42.363851] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 42.371537] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 42.378791] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 42.386036] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 42.393280] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 42.400544] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000025
[ 42.430806] FAULT_INJECTION: forcing a failure.
[ 42.430806] name failslab, interval 1, probability 0, space 0, times 0
[ 42.442936] CPU: 0 PID: 8165 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 42.450812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 42.460148] Call Trace:
[ 42.462718] dump_stack+0x1b2/0x281
[ 42.466321] should_fail.cold+0x10a/0x149
[ 42.470448] should_failslab+0xd6/0x130
[ 42.474403] __kmalloc+0x2c1/0x400
[ 42.477941] ? kobject_get_path+0xb5/0x230
[ 42.482149] ? rcu_lockdep_current_cpu_online+0xed/0x140
[ 42.487578] kobject_get_path+0xb5/0x230
[ 42.491618] kobject_uevent_env+0x230/0xf30
[ 42.495915] ? wait_for_completion_io+0x10/0x10
[ 42.500558] ? is_acpi_device_node+0x5b/0x70
[ 42.504954] device_del+0x642/0xa80
[ 42.508561] ? __device_links_no_driver+0x1b0/0x1b0
[ 42.513552] device_unregister+0x22/0xc0
[ 42.517587] bdi_unregister+0x42f/0x610
[ 42.521550] ? wb_blkcg_offline+0x180/0x180
[ 42.525847] ? generic_shutdown_super+0x276/0x370
[ 42.530663] ? lock_acquire+0x170/0x3f0
[ 42.534614] ? lock_downgrade+0x740/0x740
[ 42.538744] bdi_put+0x127/0x160
[ 42.542089] generic_shutdown_super+0x2aa/0x370
[ 42.546734] kill_anon_super+0x36/0x90
[ 42.550626] deactivate_locked_super+0x6c/0xd0
[ 42.555192] deactivate_super+0x7f/0xa0
[ 42.559141] cleanup_mnt+0x186/0x2c0
[ 42.562830] task_work_run+0x11f/0x190
[ 42.566693] exit_to_usermode_loop+0x1ad/0x200
[ 42.571250] ? SyS_mount+0xd1/0x120
[ 42.574853] do_syscall_64+0x4a3/0x640
executing program
[ 42.578718] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 42.583881] RIP: 0033:0x7f9bd4c0d53a
[ 42.587565] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 42.595258] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 42.602501] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 42.609750] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 42.617009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 42.624255] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000026
[ 42.646753] FAULT_INJECTION: forcing a failure.
[ 42.646753] name failslab, interval 1, probability 0, space 0, times 0
[ 42.658455] CPU: 1 PID: 8168 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 42.666314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 42.675645] Call Trace:
[ 42.678233] dump_stack+0x1b2/0x281
[ 42.681840] should_fail.cold+0x10a/0x149
[ 42.685966] should_failslab+0xd6/0x130
[ 42.690031] kmem_cache_alloc_node+0x263/0x410
[ 42.694591] __alloc_skb+0x5c/0x510
[ 42.698194] kobject_uevent_env+0x882/0xf30
[ 42.702496] device_del+0x642/0xa80
[ 42.706099] ? __device_links_no_driver+0x1b0/0x1b0
[ 42.711089] device_unregister+0x22/0xc0
[ 42.715124] bdi_unregister+0x42f/0x610
[ 42.719072] ? wb_blkcg_offline+0x180/0x180
[ 42.723380] ? generic_shutdown_super+0x276/0x370
[ 42.728209] ? lock_acquire+0x170/0x3f0
[ 42.732156] ? lock_downgrade+0x740/0x740
[ 42.736278] bdi_put+0x127/0x160
[ 42.739619] generic_shutdown_super+0x2aa/0x370
[ 42.744304] kill_anon_super+0x36/0x90
[ 42.748183] deactivate_locked_super+0x6c/0xd0
[ 42.752852] deactivate_super+0x7f/0xa0
[ 42.756814] cleanup_mnt+0x186/0x2c0
[ 42.760504] task_work_run+0x11f/0x190
[ 42.764368] exit_to_usermode_loop+0x1ad/0x200
[ 42.768922] ? SyS_mount+0xd1/0x120
[ 42.772529] do_syscall_64+0x4a3/0x640
[ 42.776394] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 42.781558] RIP: 0033:0x7f9bd4c0d53a
[ 42.785244] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 42.792923] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 42.800169] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 42.807414] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 42.814659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 42.821908] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000027
[ 42.837621] FAULT_INJECTION: forcing a failure.
[ 42.837621] name failslab, interval 1, probability 0, space 0, times 0
[ 42.849493] CPU: 1 PID: 8171 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 42.857373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 42.866726] Call Trace:
[ 42.869312] dump_stack+0x1b2/0x281
[ 42.872945] should_fail.cold+0x10a/0x149
[ 42.877090] should_failslab+0xd6/0x130
[ 42.881058] kmem_cache_alloc_trace+0x29a/0x3d0
[ 42.885738] ? dev_uevent_filter+0xd0/0xd0
[ 42.889949] kobject_uevent_env+0x20c/0xf30
[ 42.894246] ? wait_for_completion_io+0x10/0x10
[ 42.898890] ? is_acpi_device_node+0x5b/0x70
[ 42.903272] device_del+0x642/0xa80
[ 42.906875] ? __device_links_no_driver+0x1b0/0x1b0
[ 42.911866] device_unregister+0x22/0xc0
[ 42.915904] bdi_unregister+0x42f/0x610
[ 42.919853] ? wb_blkcg_offline+0x180/0x180
[ 42.924147] ? generic_shutdown_super+0x276/0x370
[ 42.928963] ? lock_acquire+0x170/0x3f0
[ 42.932910] ? lock_downgrade+0x740/0x740
[ 42.937031] bdi_put+0x127/0x160
[ 42.940374] generic_shutdown_super+0x2aa/0x370
[ 42.945018] kill_anon_super+0x36/0x90
[ 42.948879] deactivate_locked_super+0x6c/0xd0
[ 42.953433] deactivate_super+0x7f/0xa0
[ 42.957408] cleanup_mnt+0x186/0x2c0
[ 42.961098] task_work_run+0x11f/0x190
[ 42.964960] exit_to_usermode_loop+0x1ad/0x200
[ 42.969515] ? SyS_mount+0xd1/0x120
[ 42.973116] do_syscall_64+0x4a3/0x640
[ 42.976980] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 42.982147] RIP: 0033:0x7f9bd4c0d53a
[ 42.985832] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
executing program
[ 42.993512] RAX: ffffffffffffffec RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 43.000762] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 43.008005] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 43.015250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 43.022492] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000028
[ 43.043745] FAULT_INJECTION: forcing a failure.
[ 43.043745] name failslab, interval 1, probability 0, space 0, times 0
[ 43.055684] CPU: 0 PID: 8177 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 43.063571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 43.072925] Call Trace:
[ 43.075494] dump_stack+0x1b2/0x281
[ 43.079098] should_fail.cold+0x10a/0x149
[ 43.083235] should_failslab+0xd6/0x130
[ 43.087186] __kmalloc_track_caller+0x2bc/0x400
[ 43.091835] ? do_mount+0x1e41/0x2a30
[ 43.095613] kstrdup+0x36/0x70
[ 43.099306] do_mount+0x1e41/0x2a30
[ 43.102909] ? retint_kernel+0x2d/0x2d
[ 43.106798] ? copy_mount_string+0x40/0x40
[ 43.111006] ? memset+0x20/0x40
[ 43.114271] ? copy_mount_options+0x1fa/0x2f0
[ 43.118738] ? copy_mnt_ns+0xa30/0xa30
[ 43.122604] SyS_mount+0xa8/0x120
[ 43.126028] ? copy_mnt_ns+0xa30/0xa30
[ 43.129890] do_syscall_64+0x1d5/0x640
[ 43.133766] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 43.138928] RIP: 0033:0x7f9bd4c0d53a
[ 43.142627] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 43.150307] RAX: ffffffffffffffda RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 43.157558] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 43.164822] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 43.172083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 43.179327] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000029
[ 43.188810] BUG: unable to handle kernel paging request at fffffffffffffffc
[ 43.195914] IP: do_mount+0x1ef2/0x2a30
[ 43.199779] PGD 8e6b067 P4D 8e6b067 PUD 8e6d067 PMD 0
[ 43.205035] Oops: 0000 [#1] PREEMPT SMP KASAN
[ 43.209501] Modules linked in:
[ 43.212678] CPU: 0 PID: 8177 Comm: syz-executor219 Not tainted 4.14.291-syzkaller #0
[ 43.220527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
[ 43.229859] task: ffff8880a2ec4400 task.stack: ffff888092bc0000
[ 43.235933] RIP: 0010:do_mount+0x1ef2/0x2a30
[ 43.240314] RSP: 0018:ffff888092bc7d90 EFLAGS: 00010246
[ 43.245649] RAX: dffffc0000000000 RBX: 00000000fffffff4 RCX: 0000000000000000
[ 43.252897] RDX: 1fffffffffffffff RSI: ffffffff87cd0540 RDI: fffffffffffffffc
[ 43.260143] RBP: fffffffffffffff4 R08: ffffffff8ba4224c R09: 0000000000000001
[ 43.267474] R10: 0000000000000000 R11: ffff8880a2ec4400 R12: ffff8880a91d7e28
[ 43.274717] R13: ffffffff891ea4c0 R14: 0000000000000000 R15: 0000000000000020
[ 43.281960] FS: 0000555556c093c0(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
[ 43.290157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 43.296010] CR2: fffffffffffffffc CR3: 00000000a9d60000 CR4: 00000000003406f0
[ 43.303253] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 43.310599] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 43.317843] Call Trace:
[ 43.320406] ? retint_kernel+0x2d/0x2d
[ 43.324264] ? copy_mount_string+0x40/0x40
[ 43.328472] ? memset+0x20/0x40
[ 43.331734] ? copy_mount_options+0x1fa/0x2f0
[ 43.336204] ? copy_mnt_ns+0xa30/0xa30
[ 43.340063] SyS_mount+0xa8/0x120
[ 43.343487] ? copy_mnt_ns+0xa30/0xa30
[ 43.347349] do_syscall_64+0x1d5/0x640
[ 43.351209] entry_SYSCALL_64_after_hwframe+0x46/0xbb
[ 43.356371] RIP: 0033:0x7f9bd4c0d53a
[ 43.360055] RSP: 002b:00007fff88857388 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 43.367748] RAX: ffffffffffffffda RBX: 00007fff888573a0 RCX: 00007f9bd4c0d53a
[ 43.374990] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000
[ 43.382233] RBP: 00007fff888574d0 R08: 00007fff888573a0 R09: 0000000000000004
[ 43.389476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040
[ 43.396717] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000029
[ 43.403959] Code: c6 ff 48 89 ef 48 63 eb e8 7c 61 ff ff 48 8d 7d 08 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 80 3c 02 00 0f 85 4b 08 00 00 <48> 8b 5d 08 e8 85 b4 c6 ff 48 8d 7b 70 e8 7c 4b b2 ff 4c 89 ef
[ 43.423032] RIP: do_mount+0x1ef2/0x2a30 RSP: ffff888092bc7d90
[ 43.428892] CR2: fffffffffffffffc
[ 43.432327] ---[ end trace 7dfd935cffc5e0a6 ]---
[ 43.437053] Kernel panic - not syncing: Fatal exception
[ 43.442557] Kernel Offset: disabled
[ 43.446158] Rebooting in 86400 seconds..