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SubjectRe: kselftest: net: tls: hangs
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On 3/25/22 5:12 PM, Jakub Kicinski wrote:
> On Fri, 25 Mar 2022 16:13:33 -0600 Shuah Khan wrote:
>>> # # RUN tls.13_sm4_gcm.splice_cmsg_to_pipe ...
>>> # # tls.c:688:splice_cmsg_to_pipe:Expected splice(self->cfd, NULL,
>>> p[1], NULL, send_len, 0) (10) == -1 (-1)
>>> # # tls.c:689:splice_cmsg_to_pipe:Expected errno (2) == EINVAL (22)
>>> # # splice_cmsg_to_pipe: Test terminated by timeout
>>> # # FAIL tls.13_sm4_gcm.splice_cmsg_to_pipe
>>> # not ok 217 tls.13_sm4_gcm.splice_cmsg_to_pipe
>>> # # RUN tls.13_sm4_gcm.splice_dec_cmsg_to_pipe ...
>>> # # tls.c:708:splice_dec_cmsg_to_pipe:Expected recv(self->cfd, buf,
>>> send_len, 0) (10) == -1 (-1)
>>> # # tls.c:709:splice_dec_cmsg_to_pipe:Expected errno (2) == EIO (5)
>>> [ 661.901558] kworker/dying (49) used greatest stack depth: 10576 bytes left
>>
>> This seems to be the problem perhaps.
>>
>> Jakub, any thoughts. The last change to tls.c was a while back.
>
> Yes, sorry, kicked off a build and got distracted.
>
> I can repro the failures, TLS=n in the config I must have not tested
> that in the new cases.
>
> But I can't repro the hung, and we have a timer at the hardness level
> IIUC so IDK how this could "hang"?
>
> Naresh, is there any stack trace in the logs? Can you repro on Linus's
> tree?
>

I couldn't reproduce this either - I have TLS=m

thanks,
-- Shuah

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