Neither strace nor gdb will give me a backtrace, since they both lose track of it when it forks, but the failure happens after forking. For some reason, systemd says that coredumps are disabled for the process, so I can't get one of those either. On Jun 7, 2016 00:31, "Alex Chernyakhovsky" <acher...@mit.edu> wrote:
> Unfortunately, that's not much to go on. Could you grab the core file > and get a backtrace? I'm assuming some syscall (probably malloc?) > failed. > > Sincerely, > -Alex > > On Tue, Jun 7, 2016 at 12:18 AM, Deven Lahoti <dey...@mit.edu> wrote: > > I don't think that's the problem, since it's now giving me: > > mosh-server[21489]: segfault at 0 ip (null) sp 00007fffffffcbd8 > > error 14 in mosh-server[555555554000+60000] > > > > On Mon, Jun 6, 2016 at 11:42 PM, Alex Chernyakhovsky <acher...@mit.edu> > > wrote: > >> > >> I think the offending line is > >> > >> Jun 06 22:32:19 <hostname> kernel: PAX: From 18.X.X.X: execution > >> attempt in: (null), 00000000-00000000 00000000 > >> Jun 06 22:32:19 <hostname> kernel: PAX: terminating task: > >> /usr/bin/mosh-server(mosh-server):12505, uid/euid: XXXX/XXXX, PC: > >> (nil), SP: 000003844385a508 > >> > >> mosh-server needs to fork and exec to start subprocesses, and your > >> kernel/configuration doesn't consider mosh-server to be in the > >> whitelist. > >> > >> Sincerely, > >> -Alex > >> > >> > >> On Mon, Jun 6, 2016 at 11:30 PM, Deven Lahoti <dey...@mit.edu> wrote: > >> > Hi, when trying to connect to my machine running Gentoo Hardened on > >> > kernel > >> > 4.4.8, mosh-server fails to start. Here are the logs (modified to > remove > >> > personal info) [http://web.mit.edu/deywos/www/mosh.log]. I'm not > really > >> > sure > >> > what the problem is, and I don't know much about how mosh works, so I > >> > was > >> > hoping someone here could help me out. > >> > > >> > Thanks, > >> > Deven > >> > > >> > _______________________________________________ > >> > mosh-users mailing list > >> > mosh-users@mit.edu > >> > http://mailman.mit.edu/mailman/listinfo/mosh-users > >> > > > > > >
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