general protection fault, probably for non-canonical address 0xdffffc0004000008: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020000040-0x0000000020000047]
CPU: 1 PID: 4397 Comm: syz-executor.7 Not tainted 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_write+0x477/0x700
Code: 00 0f 85 fd 01 00 00 4d 8b 7c 24 28 e8 d2 05 c6 ff 48 8b 44 24 18 80 38 00 0f 85 68 01 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 3b 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff88804268fc70 EFLAGS: 00010212
RAX: 0000000020000040 RBX: ffff88804268fd60 RCX: ffffc900025da000
RDX: 0000000004000008 RSI: ffffffff8185830e RDI: 0000000000000007
RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800e7f3180
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff84922580
FS:  00007fa9d600c700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 000000000961c000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 vfs_writev+0x1ae/0x660
 __x64_sys_pwritev+0x233/0x310
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fa9d8a96b19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa9d600c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000128
RAX: ffffffffffffffda RBX: 00007fa9d8ba9f60 RCX: 00007fa9d8a96b19
RDX: 0000000000000001 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00007fa9d8af0f6d R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000000d3 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd8b0d516f R14: 00007fa9d600c300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_write+0x477/0x700
Code: 00 0f 85 fd 01 00 00 4d 8b 7c 24 28 e8 d2 05 c6 ff 48 8b 44 24 18 80 38 00 0f 85 68 01 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 3b 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff88804268fc70 EFLAGS: 00010212
RAX: 0000000020000040 RBX: ffff88804268fd60 RCX: ffffc900025da000
RDX: 0000000004000008 RSI: ffffffff8185830e RDI: 0000000000000007
RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800e7f3180
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff84922580
FS:  00007fa9d600c700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 000000000961c000 CR4: 0000000000350ee0
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
audit: type=1400 audit(1679918143.516:11): avc:  denied  { watch_reads } for  pid=4489 comm="syz-executor.3" path="/syzkaller-testdir842937006/syzkaller.etNqoQ/34" dev="sda" ino=15977 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=dir permissive=1
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
audit: type=1400 audit(1679918145.428:12): avc:  denied  { tracepoint } for  pid=4579 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
FAULT_INJECTION: forcing a failure.
name fail_page_alloc, interval 1, probability 0, space 0, times 1
CPU: 0 PID: 4660 Comm: syz-executor.0 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 prepare_alloc_pages+0x178/0x500
 __alloc_pages+0x149/0x480
 vma_alloc_folio+0xe2/0x450
 __handle_mm_fault+0xe61/0x3060
 handle_mm_fault+0x2ce/0xb40
 do_user_addr_fault+0x38c/0x1310
 exc_page_fault+0x9c/0x1a0
 asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7fc1ce382f4f
Code: 2e 0f 1f 84 00 00 00 00 00 66 90 41 57 31 c0 41 56 49 89 d6 41 55 49 89 cd 41 54 49 89 f4 48 89 d6 55 53 48 81 ec 88 20 00 00 <48> 89 7c 24 10 48 8d 3d 3e 76 0b 00 4c 89 44 24 08 e8 7b a8 ff ff
RSP: 002b:00007fc1cb9540c0 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 00007fc1ce4f3f60 RCX: 0000000000000000
RDX: 0000000020000480 RSI: 0000000020000480 RDI: 0000000000000000
RBP: 00007fc1cb9561d0 R08: 00007fc1ce37d910 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000006e
R13: 0000000000000000 R14: 0000000020000480 R15: 0000000000022000
 </TASK>
Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 PID: 4661 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 __kmem_cache_alloc_node+0x5b/0x310
 __kmalloc+0x4a/0x160
 __do_sys_memfd_create+0x12d/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 1
CPU: 0 PID: 4690 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 _copy_from_user+0x2e/0x180
 __do_sys_memfd_create+0x1b0/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
FAULT_INJECTION: forcing a failure.
name fail_page_alloc, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4700 Comm: syz-executor.0 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 prepare_alloc_pages+0x178/0x500
 __alloc_pages+0x149/0x480
 vma_alloc_folio+0xe2/0x450
 __handle_mm_fault+0xe61/0x3060
 handle_mm_fault+0x2ce/0xb40
 do_user_addr_fault+0x38c/0x1310
 exc_page_fault+0x9c/0x1a0
 asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7fc1ce37d7ee
Code: 89 c0 48 01 d7 4c 89 c2 48 01 c6 e9 9c d8 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 41 54 55 48 89 fd 53 48 81 ec d0 00 00 00 <48> 89 74 24 28 48 89 54 24 30 48 89 4c 24 38 4c 89 44 24 40 4c 89
RSP: 002b:00007fc1cb953fd0 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 00007fc1ce4f3f60 RCX: 0000000000000000
RDX: 0000000020000480 RSI: 0000000020000480 RDI: 00007fc1ce43a599
RBP: 00007fc1ce43a599 R08: 00007fc1ce37d910 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000006e
R13: 0000000000000000 R14: 0000000020000480 R15: 0000000000022000
 </TASK>
Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4709 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc_lru+0x6b/0x600
 shmem_alloc_inode+0x27/0x50
 alloc_inode+0x63/0x240
 new_inode+0x25/0x1f0
 shmem_get_inode+0x183/0xeb0
 __shmem_file_setup+0x171/0x300
 __do_sys_memfd_create+0x32b/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4726 Comm: syz-executor.0 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc+0x5a/0x390
 getname_flags.part.0+0x50/0x4f0
 getname+0x92/0xe0
 do_sys_openat2+0xf9/0x4c0
 __x64_sys_openat+0x143/0x200
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fc1ce393a04
Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44
RSP: 002b:00007fc1cb954040 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fc1ce4f3f60 RCX: 00007fc1ce393a04
RDX: 0000000000000002 RSI: 00007fc1ce439e22 RDI: 00000000ffffff9c
RBP: 00007fc1ce439e22 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000020000480 R15: 0000000000022000
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4735 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc+0x5a/0x390
 security_inode_alloc+0x38/0x160
 inode_init_always+0xbb2/0xea0
 alloc_inode+0x84/0x240
 new_inode+0x25/0x1f0
 shmem_get_inode+0x183/0xeb0
 __shmem_file_setup+0x171/0x300
 __do_sys_memfd_create+0x32b/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4770 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc_lru+0x6b/0x600
 __d_alloc+0x31/0x9c0
 d_alloc_pseudo+0x1d/0x70
 alloc_file_pseudo+0xd2/0x260
 __shmem_file_setup+0x202/0x300
 __do_sys_memfd_create+0x32b/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4790 Comm: syz-executor.0 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 strncpy_from_user+0x38/0x3f0
 getname_flags.part.0+0x95/0x4f0
 getname+0x92/0xe0
 do_sys_openat2+0xf9/0x4c0
 __x64_sys_openat+0x143/0x200
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fc1ce393a04
Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44
RSP: 002b:00007fc1cb954040 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fc1ce4f3f60 RCX: 00007fc1ce393a04
RDX: 0000000000000002 RSI: 00007fc1ce439e22 RDI: 00000000ffffff9c
RBP: 00007fc1ce439e22 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000020000480 R15: 0000000000022000
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4800 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc+0x5a/0x390
 __alloc_file+0x21/0x240
 alloc_empty_file+0x71/0x190
 alloc_file+0x5e/0x810
 alloc_file_pseudo+0x16e/0x260
 __shmem_file_setup+0x202/0x300
 __do_sys_memfd_create+0x32b/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4828 Comm: syz-executor.0 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc+0x5a/0x390
 __alloc_file+0x21/0x240
 alloc_empty_file+0x71/0x190
 path_openat+0xd8/0x2750
 do_filp_open+0x1ba/0x410
 do_sys_openat2+0x171/0x4c0
 __x64_sys_openat+0x143/0x200
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fc1ce393a04
Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44
RSP: 002b:00007fc1cb954040 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fc1ce4f3f60 RCX: 00007fc1ce393a04
RDX: 0000000000000002 RSI: 00007fc1ce439e22 RDI: 00000000ffffff9c
RBP: 00007fc1ce439e22 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000020000480 R15: 0000000000022000
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4838 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc+0x5a/0x390
 security_file_alloc+0x38/0x170
 __alloc_file+0xb6/0x240
 alloc_empty_file+0x71/0x190
 alloc_file+0x5e/0x810
 alloc_file_pseudo+0x16e/0x260
 __shmem_file_setup+0x202/0x300
 __do_sys_memfd_create+0x32b/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33f3db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1d314b2f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1d33f3db19
RDX: 0000000000010800 RSI: 0000000000000000 RDI: 00007f1d33f970fb
RBP: 0000000000000008 R08: 0000000000008400 R09: ffffffffffffffff
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000010800 R15: 0000000020010d00
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4850 Comm: syz-executor.4 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 __kmem_cache_alloc_node+0x5b/0x310
 __kmalloc+0x4a/0x160
 __do_sys_memfd_create+0x12d/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f97e96cab19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f97e6c3ff48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f97e96cab19
RDX: 0000000000019800 RSI: 0000000000000000 RDI: 00007f97e97240fb
RBP: 000000000000002a R08: 000000000000cc00 R09: ffffffffffffffff
R10: 000000000000002a R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013800
 </TASK>
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
FAULT_INJECTION: forcing a failure.
name fail_page_alloc, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4870 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 prepare_alloc_pages+0x178/0x500
 __alloc_pages+0x149/0x480
 vma_alloc_folio+0xe2/0x450
 shmem_alloc_folio+0x11c/0x1f0
 shmem_get_folio_gfp.constprop.0+0x794/0x17d0
 shmem_write_begin+0x148/0x360
 generic_perform_write+0x25a/0x580
 __generic_file_write_iter+0x308/0x4b0
 generic_file_write_iter+0xe7/0x350
 vfs_write+0x9bd/0xdd0
 __x64_sys_pwrite64+0x1ff/0x260
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33ef0ab7
Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b
RSP: 002b:00007f1d314b2f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f1d33f87970 RCX: 00007f1d33ef0ab7
RDX: 00000000000000c0 RSI: 0000000020010000 RDI: 0000000000000004
RBP: 0000000000000008 R08: 0000000000000000 R09: ffffffffffffffff
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000
 </TASK>
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4881 Comm: syz-executor.4 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 _copy_from_user+0x2e/0x180
 __do_sys_memfd_create+0x1b0/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f97e96cab19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f97e6c3ff48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f97e96cab19
RDX: 0000000000019800 RSI: 0000000000000000 RDI: 00007f97e97240fb
RBP: 000000000000002a R08: 000000000000cc00 R09: ffffffffffffffff
R10: 000000000000002a R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013800
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4897 Comm: syz-executor.4 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc_lru+0x6b/0x600
 shmem_alloc_inode+0x27/0x50
 alloc_inode+0x63/0x240
 new_inode+0x25/0x1f0
 shmem_get_inode+0x183/0xeb0
 __shmem_file_setup+0x171/0x300
 __do_sys_memfd_create+0x32b/0x910
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
 do_syscall_64+0x3f/0x90
misc raw-gadget: fail, usb_gadget_register_driver returned -16
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f97e96cab19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f97e6c3ff48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f97e96cab19
RDX: 0000000000019800 RSI: 0000000000000000 RDI: 00007f97e97240fb
RBP: 000000000000002a R08: 000000000000cc00 R09: ffffffffffffffff
R10: 000000000000002a R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013800
 </TASK>
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 4902 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 copyin+0x19/0x120
 copy_page_from_iter_atomic+0x272/0x12c0
 generic_perform_write+0x2cf/0x580
 __generic_file_write_iter+0x308/0x4b0
 generic_file_write_iter+0xe7/0x350
 vfs_write+0x9bd/0xdd0
 __x64_sys_pwrite64+0x1ff/0x260
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33ef0ab7
Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b
RSP: 002b:00007f1d314b2f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f1d33f87970 RCX: 00007f1d33ef0ab7
RDX: 00000000000000c0 RSI: 0000000020010000 RDI: 0000000000000004
RBP: 0000000000000008 R08: 0000000000000000 R09: ffffffffffffffff
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000
 </TASK>
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4925 Comm: syz-executor.2 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 copyin+0x19/0x120
 copy_page_from_iter_atomic+0x272/0x12c0
 generic_perform_write+0x2cf/0x580
 __generic_file_write_iter+0x308/0x4b0
 generic_file_write_iter+0xe7/0x350
 vfs_write+0x9bd/0xdd0
 __x64_sys_pwrite64+0x1ff/0x260
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1d33ef0ab7
Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b
RSP: 002b:00007f1d314b2f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007f1d33f87970 RCX: 00007f1d33ef0ab7
RDX: 0000000000000040 RSI: 0000000020010100 RDI: 0000000000000004
RBP: 0000000000000008 R08: 0000000000000000 R09: ffffffffffffffff
R10: 00000000000001e0 R11: 0000000000000293 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000020000218 R15: 0000000000000001
 </TASK>
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 4932 Comm: syz-executor.4 Tainted: G      D            6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xc1/0xf0
 should_fail_ex+0x4b4/0x5b0
 should_failslab+0x9/0x20
 kmem_cache_alloc+0x5a/0x390
 security_inode_alloc+0x38/0x160
 inode_init_always+0xbb2/0xea0
 alloc_inode+0x84/0x240
 new_inode+0x25/0x1f0
 shmem_get_inode+0x183/0xeb0
 __shmem_file_setup+0x171/0x300
 __do_sys_memfd_create+0x32b/0x910
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f97e96cab19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
RSP: 002b:00007f97e6c3ff48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f97e96cab19
RDX: 0000000000019800 RSI: 0000000000000000 RDI: 00007f97e97240fb
RBP: 000000000000002a R08: 000000000000cc00 R09: ffffffffffffffff
R10: 000000000000002a R11: 0000000000000246 R12: 0000000008100000
R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013800
 </TASK>
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
misc raw-gadget: fail, usb_gadget_register_driver returned -16
----------------
Code disassembly (best guess):
   0:	00 0f                	add    %cl,(%rdi)
   2:	85 fd                	test   %edi,%ebp
   4:	01 00                	add    %eax,(%rax)
   6:	00 4d 8b             	add    %cl,-0x75(%rbp)
   9:	7c 24                	jl     0x2f
   b:	28 e8                	sub    %ch,%al
   d:	d2 05 c6 ff 48 8b    	rolb   %cl,-0x74b7003a(%rip)        # 0x8b48ffd9
  13:	44 24 18             	rex.R and $0x18,%al
  16:	80 38 00             	cmpb   $0x0,(%rax)
  19:	0f 85 68 01 00 00    	jne    0x187
  1f:	48 8b 43 18          	mov    0x18(%rbx),%rax
  23:	48 89 c2             	mov    %rax,%rdx
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	42 80 3c 32 00       	cmpb   $0x0,(%rdx,%r14,1) <-- trapping instruction
  2f:	0f 85 3b 01 00 00    	jne    0x170
  35:	48 8b 4c 24 20       	mov    0x20(%rsp),%rcx
  3a:	48 8b 30             	mov    (%rax),%rsi
  3d:	80 39 00             	cmpb   $0x0,(%rcx)