FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 1
CPU: 1 PID: 7653 Comm: syz-executor.7 Not tainted 6.0.0-rc1-next-20220818 #1
BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521
in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 7653, name: syz-executor.7
preempt_count: 0, expected: 0
RCU nest depth: 0, expected: 0
no locks held by syz-executor.7/7653.
irq event stamp: 764
hardirqs last  enabled at (763): [<ffffffff84400d06>] asm_sysvec_apic_timer_interrupt+0x16/0x20
hardirqs last disabled at (764): [<ffffffff84123196>] dump_stack_lvl+0x2e/0xb3
softirqs last  enabled at (284): [<ffffffff8116ba5b>] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (229): [<ffffffff8116ba5b>] __irq_exit_rcu+0x11b/0x180
CPU: 1 PID: 7653 Comm: syz-executor.7 Not tainted 6.0.0-rc1-next-20220818 #1
syz-executor.7[7653] cmdline: /syz-executor.7 exec
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x8b/0xb3
 __might_resched.cold+0x222/0x26b
 down_read_killable+0x75/0x490
 __access_remote_vm+0xac/0x6f0
 get_mm_cmdline.part.0+0x214/0x600
 get_task_cmdline_kernel+0x1e9/0x230
 dump_stack_print_cmdline.part.0+0x82/0x150
 dump_stack_print_info+0x185/0x190
 dump_stack_lvl+0x7f/0xb3
 should_fail.cold+0x5/0xa
 _copy_from_user+0x2a/0x170
 inet_ioctl+0x2bd/0x390
 sock_do_ioctl+0xd2/0x240
 sock_ioctl+0x420/0x670
 __x64_sys_ioctl+0x19a/0x210
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fefaaea5b19
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:00007fefa841b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fefaafb8f60 RCX: 00007fefaaea5b19
RDX: 0000000020000100 RSI: 000000000000890b RDI: 0000000000000005
RBP: 00007fefa841b1d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffcc6ed873f R14: 00007fefa841b300 R15: 0000000000022000
 </TASK>
syz-executor.7[7653] cmdline: /syz-executor.7 exec
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x8b/0xb3
 should_fail.cold+0x5/0xa
 _copy_from_user+0x2a/0x170
 inet_ioctl+0x2bd/0x390
 sock_do_ioctl+0xd2/0x240
 sock_ioctl+0x420/0x670
 __x64_sys_ioctl+0x19a/0x210
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fefaaea5b19
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:00007fefa841b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fefaafb8f60 RCX: 00007fefaaea5b19
RDX: 0000000020000100 RSI: 000000000000890b RDI: 0000000000000005
RBP: 00007fefa841b1d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffcc6ed873f R14: 00007fefa841b300 R15: 0000000000022000
 </TASK>
FAULT_INJECTION: forcing a failure.
name fail_usercopy, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 7672 Comm: syz-executor.4 Tainted: G        W          6.0.0-rc1-next-20220818 #1
syz-executor.4[7672] cmdline: /syz-executor.4 exec
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x8b/0xb3
 should_fail.cold+0x5/0xa
 _copy_to_user+0x2a/0x140
 simple_read_from_buffer+0xcc/0x160
 proc_fail_nth_read+0x198/0x230
 vfs_read+0x253/0x930
 ksys_read+0x127/0x250
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5b9f6ce69c
Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48
RSP: 002b:00007f5b9cc91170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b9f6ce69c
RDX: 000000000000000f RSI: 00007f5b9cc911e0 RDI: 0000000000000005
RBP: 00007f5b9cc911d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff919ccfdf R14: 00007f5b9cc91300 R15: 0000000000022000
 </TASK>