The problem is with birdc so I run birdc with strace, ok? :)
rt_sigprocmask(SIG_BLOCK, [HUP INT QUIT ALRM TERM TSTP TTIN TTOU], [], 8) =
0
rt_sigaction(SIGINT, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTERM, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGHUP, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGQUIT, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGALRM, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTSTP, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTTOU, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTTIN, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigaction(SIGWINCH, {0x7f0889e45110, [], SA_RESTORER|SA_RESTART,
0x7f08899e9390}, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
read(0, "[", 1) = 1
rt_sigaction(SIGINT, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTERM, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGHUP, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGQUIT, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGALRM, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTSTP, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTTOU, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTTIN, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGWINCH, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390},
{0x7f0889e45110, [], SA_RESTORER|SA_RESTART, 0x7f08899e9390}, 8) = 0
select(4, [0 3], NULL, NULL, NULL) = 1 (in [0])
rt_sigprocmask(SIG_BLOCK, [HUP INT QUIT ALRM TERM TSTP TTIN TTOU], [], 8) =
0
rt_sigaction(SIGINT, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTERM, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGHUP, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGQUIT, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGALRM, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTSTP, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTTOU, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigaction(SIGTTIN, {0x7f0889e45b60, [], SA_RESTORER, 0x7f08899e9390},
{SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigaction(SIGWINCH, {0x7f0889e45110, [], SA_RESTORER|SA_RESTART,
0x7f08899e9390}, {SIG_DFL, [], SA_RESTORER, 0x7f08899e9390}, 8) = 0
read(0, "A", 1) = 1
--- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x8} ---
+++ killed by SIGSEGV (core dumped) +++
Segmentation fault (core dumped)
2017-12-27 17:20 GMT+01:00 Michael McConnell <mich...@winkstreaming.com>:
> Try running
>
> strace -f bird -f -u bird -g bird
>
> and providing the last 20 or 30 lines of the output.
>
> --
>
>
> *Michael McConnellWINK Streaming;email:* mich...@winkstreaming.com
> *toll free:* 877-GO-4-WINK x 7400
> *direct: *+1 312 281-5434 <(312)%20281-5434>
> *cell:* +506 8706-2389 <+506%208706%202389>
> *skype:* wink-michael
> *web:* http://winkstreaming.com
>
> On Dec 27, 2017, at 10:01 AM, Mike Neo <neomike...@gmail.com> wrote:
>
> Hi,
>
> using up arrow in birdc causes segmentation fault:
>
> <image.png>
>
> *syslog:*
>
> Dec 27 16:55:56 r1 kernel: [331700.979873] birdc[15259] segfault at 0 ip
> 00007fab7221ba0b sp 00007ffef0ee16c8 error 4 in libreadline.so.6.3[
> 7fab721ed000+3d000]
>
> *environment:*
>
> Description: Ubuntu 16.04.3 LTS
> Release: 16.04
> Codename: xenial
>
> *start cmd: *bird -f -u bird -g bird
>
> What's the problem?
>
> BR,
> Mike
>
>
>
