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bug#40572: installer networking: Connman detects no technologies on Acer
From: |
Danny Milosavljevic |
Subject: |
bug#40572: installer networking: Connman detects no technologies on Acer Aspire |
Date: |
Sun, 12 Apr 2020 18:52:34 +0200 |
Hi Florian,
could you check
strace -s 0 -p 301
?
It should attach to the running connman-vpnd and you'll get which command it's
currently in. If it's idle, it should be some "accept" call.
If strace is not available, install package "strace" (if that's possible
without networking :P).
>Can't load
>/gnu/store/vclzrvbxac8ipc8g1ncq5gjjj8gdvxw3-connman-1.38/lib/connman/plugins-vpn/wireguard.so:
>
>/gnu/store/vclzrvbxac8ipc8g1ncq5gjjj8gdvxw3-connman-1.38/lib/connman/plugins-vpn/wireguard.so:
> undefined symbol: __vpn_ipconfig_foreach
No idea how that can happen...
I've checked guix master connman and there,
$ objdump -t
/gnu/store/k6iw9mhqjkhq7626a7sgfn0qpg9m73qh-connman-1.38/sbin/connman-vpnd
|grep __vpn_ipconfig_foreach
0000000000418480 l F .text 000000000000006b
__vpn_ipconfig_foreach
... so that symbol is indeed defined.
And wireguard.so has:
0000000000000000 *UND* 0000000000000000
__vpn_ipconfig_foreach
But that should be resolved by the loader since wireguard.so is loaded by
connman-vpnd--which has the definition of the symbol.
And I've checked the same from the installer iso image:
connman-vpnd:
0000000000418480 l F .text 000000000000006b
__vpn_ipconfig_foreach
wireguard.so:
0000000000000000 *UND* 0000000000000000
__vpn_ipconfig_foreach
The small "l" means "local". That's probably not good.
I've also tried a small program of my own:
$ cat a1.c
#include <stdio.h>
#include <stdlib.h>
#include <dlfcn.h>
void foo(void) {
exit(1);
}
int main() {
if (dlopen("li.so", RTLD_NOW))
return 0;
else {
fprintf(stderr, "error: %s\n", dlerror());
return 1;
}
}
$ cat li.c
void foo(void);
void bar(void) {
foo();
}
$ gcc -fPIC -shared -o li.so li.c
$ gcc -o a1 -Wl,--export-dynamic a1.c -ldl
$ objdump -t a.out |grep foo
00000000004011a0 g F .text 000000000000000e foo
$ objdump -t li.so |grep foo
0000000000000000 *UND* 0000000000000000 foo
$ ./a.out && echo ok
ok
So it should work?!
Since you didn't try to use wireguard, it's probably unrelated--but maybe it's
a follow-up error to that one.
pgpv08iuU0HbO.pgp
Description: OpenPGP digital signature
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, pelzflorian (Florian Pelz), 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, Mathieu Othacehe, 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire,
Danny Milosavljevic <=
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, Danny Milosavljevic, 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, pelzflorian (Florian Pelz), 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, pelzflorian (Florian Pelz), 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, Danny Milosavljevic, 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, pelzflorian (Florian Pelz), 2020/04/13
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, Danny Milosavljevic, 2020/04/13
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, Ludovic Courtès, 2020/04/13
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, Mathieu Othacehe, 2020/04/12
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, pelzflorian (Florian Pelz), 2020/04/12
- Message not available
- bug#40572: installer networking: Connman detects no technologies on Acer Aspire, pelzflorian (Florian Pelz), 2020/04/13