All of lore.kernel.org
 help / color / mirror / Atom feed
From: Herbert Xu <herbert@gondor.apana.org.au>
To: Corentin Labbe <clabbe.montjoie@gmail.com>
Cc: davem@davemloft.net, linux-arm-kernel@lists.infradead.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: crypto: BUG: spinlock recursion when doing iperf over ipsec with crypto hardware device
Date: Fri, 14 Jan 2022 15:14:38 +1100	[thread overview]
Message-ID: <YeD4rt1OVnEMBr+A@gondor.apana.org.au> (raw)
In-Reply-To: <Yd1SIHUNdLIvKhzz@Red>

On Tue, Jan 11, 2022 at 10:47:12AM +0100, Corentin Labbe wrote:
>
> [   44.646050] [<c0100afc>] (__irq_svc) from [<c080b9d4>] (xfrm_replay_advance+0x11c/0x3dc)
> [   44.654143] [<c080b9d4>] (xfrm_replay_advance) from [<c0809388>] (xfrm_input+0x4d0/0x1304)
> [   44.662408] [<c0809388>] (xfrm_input) from [<c03a3d88>] (crypto_finalize_request+0x5c/0xc4)
> [   44.670766] [<c03a3d88>] (crypto_finalize_request) from [<c06a0888>] (sun8i_ce_cipher_run+0x34/0x3c)
> [   44.679900] [<c06a0888>] (sun8i_ce_cipher_run) from [<c03a4264>] (crypto_pump_work+0x1a8/0x330)

So did sun8i_ce_cipher_run ensure that BH is disabled before
invoking xfrm_input? If not then this explains the dead-lock.

Cheers,
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

WARNING: multiple messages have this Message-ID (diff)
From: Herbert Xu <herbert@gondor.apana.org.au>
To: Corentin Labbe <clabbe.montjoie@gmail.com>
Cc: davem@davemloft.net, linux-arm-kernel@lists.infradead.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: crypto: BUG: spinlock recursion when doing iperf over ipsec with crypto hardware device
Date: Fri, 14 Jan 2022 15:14:38 +1100	[thread overview]
Message-ID: <YeD4rt1OVnEMBr+A@gondor.apana.org.au> (raw)
In-Reply-To: <Yd1SIHUNdLIvKhzz@Red>

On Tue, Jan 11, 2022 at 10:47:12AM +0100, Corentin Labbe wrote:
>
> [   44.646050] [<c0100afc>] (__irq_svc) from [<c080b9d4>] (xfrm_replay_advance+0x11c/0x3dc)
> [   44.654143] [<c080b9d4>] (xfrm_replay_advance) from [<c0809388>] (xfrm_input+0x4d0/0x1304)
> [   44.662408] [<c0809388>] (xfrm_input) from [<c03a3d88>] (crypto_finalize_request+0x5c/0xc4)
> [   44.670766] [<c03a3d88>] (crypto_finalize_request) from [<c06a0888>] (sun8i_ce_cipher_run+0x34/0x3c)
> [   44.679900] [<c06a0888>] (sun8i_ce_cipher_run) from [<c03a4264>] (crypto_pump_work+0x1a8/0x330)

So did sun8i_ce_cipher_run ensure that BH is disabled before
invoking xfrm_input? If not then this explains the dead-lock.

Cheers,
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2022-01-14  4:15 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-11  9:47 crypto: BUG: spinlock recursion when doing iperf over ipsec with crypto hardware device Corentin Labbe
2022-01-11  9:47 ` Corentin Labbe
2022-01-12 12:07 ` Corentin Labbe
2022-01-12 12:07   ` Corentin Labbe
2022-01-14  4:14 ` Herbert Xu [this message]
2022-01-14  4:14   ` Herbert Xu
2022-01-14  4:23   ` Herbert Xu
2022-01-14  4:23     ` Herbert Xu
2022-01-14  7:12     ` Corentin Labbe
2022-01-14  7:12       ` Corentin Labbe
2022-01-18  7:52       ` Corentin Labbe
2022-01-18  7:52         ` Corentin Labbe
2022-01-19  6:58         ` [PATCH] crypto: authenc - Fix sleep in atomic context in decrypt_tail Herbert Xu
2022-01-19  6:58           ` Herbert Xu
2022-01-27 13:34           ` Corentin Labbe
2022-01-27 13:34             ` Corentin Labbe

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YeD4rt1OVnEMBr+A@gondor.apana.org.au \
    --to=herbert@gondor.apana.org.au \
    --cc=clabbe.montjoie@gmail.com \
    --cc=davem@davemloft.net \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.