FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 7183 Comm: syz-executor.2 Not tainted 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 7183, name: syz-executor.2 preempt_count: 0, expected: 0 RCU nest depth: 0, expected: 0 no locks held by syz-executor.2/7183. irq event stamp: 764 hardirqs last enabled at (763): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (764): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (356): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (335): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 7183 Comm: syz-executor.2 Not tainted 6.0.0-rc1-next-20220822 #1 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 7188 Comm: syz-executor.1 Not tainted 6.0.0-rc1-next-20220822 #1 syz-executor.1[7188] cmdline: /syz-executor.1 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 keyctl_restrict_keyring+0xcd/0x230 __do_sys_keyctl+0x523/0x5b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6316d0eb19 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:00007f6314284188 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa RAX: ffffffffffffffda RBX: 00007f6316e21f60 RCX: 00007f6316d0eb19 RDX: 0000000020000180 RSI: 000000003e913969 RDI: 000000000000001d RBP: 00007f63142841d0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fffbcde306f R14: 00007f6314284300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 syz-executor.2[7183] cmdline: /syz-executor.2 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: 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 strncpy_from_user+0x34/0x3e0 keyctl_restrict_keyring+0xcd/0x230 __do_sys_keyctl+0x523/0x5b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2dcbe31b19 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:00007f2dc93a7188 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa RAX: ffffffffffffffda RBX: 00007f2dcbf44f60 RCX: 00007f2dcbe31b19 RDX: 0000000020000180 RSI: 000000001c5337a7 RDI: 000000000000001d RBP: 00007f2dc93a71d0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff1ea59c4f R14: 00007f2dc93a7300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 7196 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[7196] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 keyctl_restrict_keyring+0xcd/0x230 __do_sys_keyctl+0x523/0x5b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f46a6586b19 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:00007f46a3afc188 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa RAX: ffffffffffffffda RBX: 00007f46a6699f60 RCX: 00007f46a6586b19 RDX: 0000000020000180 RSI: 00000000310fc226 RDI: 000000000000001d RBP: 00007f46a3afc1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc7dc7a26f R14: 00007f46a3afc300 R15: 0000000000022000 syz-executor.2[7183] cmdline: /syz-executor.2 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 keyctl_restrict_keyring+0xcd/0x230 __do_sys_keyctl+0x523/0x5b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2dcbe31b19 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:00007f2dc93a7188 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa RAX: ffffffffffffffda RBX: 00007f2dcbf44f60 RCX: 00007f2dcbe31b19 RDX: 0000000020000180 RSI: 000000001c5337a7 RDI: 000000000000001d RBP: 00007f2dc93a71d0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff1ea59c4f R14: 00007f2dc93a7300 R15: 0000000000022000 CPU: 0 PID: 7192 Comm: syz-executor.3 Tainted: G W 6.0.0-rc1-next-20220822 #1 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 7200 Comm: syz-executor.7 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.7[7200] 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: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 __do_sys_request_key+0x85/0x3b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd9c3500b19 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:00007fd9c0a76188 EFLAGS: 00000246 ORIG_RAX: 00000000000000f9 RAX: ffffffffffffffda RBX: 00007fd9c3613f60 RCX: 00007fd9c3500b19 RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000020000380 RBP: 00007fd9c0a761d0 R08: 0000000000000000 R09: 0000000000000000 R10: 000000003aa8f7a5 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffdd07cbe6f R14: 00007fd9c0a76300 R15: 0000000000022000 syz-executor.3[7192] cmdline: /syz-executor.3 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 __do_sys_request_key+0x85/0x3b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc68533fb19 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:00007fc6828b5188 EFLAGS: 00000246 ORIG_RAX: 00000000000000f9 RAX: ffffffffffffffda RBX: 00007fc685452f60 RCX: 00007fc68533fb19 RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000020000380 RBP: 00007fc6828b51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000003c20b51 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd37ca1f6f R14: 00007fc6828b5300 R15: 0000000000022000