KERN: PANIC: attempting to clone area "cdrecord FIFO 1188" (12231)! KERN: Welcome to Kernel Debugging Land... KERN: Thread 1189 "cdrecord" running on CPU 1 KERN: stack trace for thread 1189 "cdrecord" KERN: kernel stack: 0xffffffff81637000 to 0xffffffff8163c000 KERN: user stack: 0x00007fcbad978000 to 0x00007fcbae978000 KERN: frame caller :function + offset KERN: 0 ffffffff8163bb78 (+ 24) ffffffff8014de8c arch_debug_call_with_fault_handler + 0x16 KERN: 1 ffffffff8163bb90 (+ 80) ffffffff800ad898 debug_call_with_fault_handler + 0x88 KERN: 2 ffffffff8163bbe0 (+ 96) ffffffff800af221 kernel_debugger_loop(char const*, char const*, __va_list_tag*, int) + 0xf1 KERN: 3 ffffffff8163bc40 (+ 80) ffffffff800af51e kernel_debugger_internal(char const*, char const*, __va_list_tag*, int) + 0x6e KERN: 4 ffffffff8163bc90 (+ 240) ffffffff800af887 panic + 0xb7 KERN: 5 ffffffff8163bd80 (+ 208) ffffffff80130a5b vm_clone_area + 0x34b KERN: 6 ffffffff8163be50 (+ 208) ffffffff80137009 _user_clone_area + 0xf9 KERN: 7 ffffffff8163bf20 (+ 16) ffffffff8014f888 x86_64_syscall_entry + 0xfb KERN: user iframe at 0xffffffff8163bf30 (end = 0xffffffff8163bff8) KERN: rax 0xc9 rbx 0x2000 rcx 0x20429bd18c4 KERN: rdx 0x1 rsi 0x21c91878280 rdi 0x21c91878260 KERN: rbp 0x7fcbae974490 r8 0x2fc7 r9 0x20429f1ea08 KERN: r10 0x3 r11 0x3212 r12 0x10000 KERN: r13 0x10000 r14 0xfff r15 0x1000 KERN: rip 0x20429bd18c4 rsp 0x7fcbae974428 rflags 0x3212 KERN: vector: 0x63, error code: 0x0 KERN: 8 ffffffff8163bf30 (+140514908407136) 0000020429bd18c4 _kern_clone_area + 0x0c KERN: 9 00007fcbae974490 (+14544) 0000021c91616daa main + 0x4aa1 KERN: 10 00007fcbae977d60 (+ 48) 0000021c9160ec81 _start + 0x51 KERN: 11 00007fcbae977d90 (+ 48) 000001a12a6f3575 + 0x14575 KERN: 12 00007fcbae977dc0 (+ 0) 00007fc830b22260 commpage_thread_exit + 0x00