Date: Tue, 30 Apr 2019 09:52:50 +0300 From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: John Baldwin <jhb@FreeBSD.org>, slavash@FreeBSD.org, Hans Petter Selasky <hps@selasky.org>, src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r341586 - head/sys/dev/mlx5/mlx5_en Message-ID: <17b96a6c-ece6-86e9-426d-84e04248818b@yandex.ru> In-Reply-To: <67b638e0-8e6f-f960-b263-62eed8ce28b7@FreeBSD.org> References: <201812051425.wB5EP38T004562@repo.freebsd.org> <a1ff0879-abae-25c5-9350-809186d2cf85@yandex.ru> <bc601976-7d6b-f849-0305-66feb11a7130@selasky.org> <7cea5305-4136-a0b6-487b-51307b1c6db9@FreeBSD.org> <123654bf-59f7-1db8-55ce-36306bdac43d@FreeBSD.org> <67b638e0-8e6f-f960-b263-62eed8ce28b7@FreeBSD.org>
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On 30.04.2019 00:14, John Baldwin wrote: >> Yes, we were able to reproduce this issue in house. If you don't mind, I >> prefer to wait for John's update - where he eliminates the EAGAIN >> handling in the network drivers. > > I have rebased the branch for this, but for now it will just panic sooner > I believe by tripping an assertion. Can you grab the diff (or just the branch) > from the 'send_tags' branch at github/bsdjhb/freebsd and reproduce under a > kernel with INVARIANTS? I think we will have to explicitly clear the 'rcvif' > pointer somewhere, but I want to see what the stack trace looks like so I can > think about the "right" place to clear it. Hi, please note, that rcvif is used by firewall to track inbound interface and clearing it can be unexpected in some cases, and can break firewall rules. -- WBR, Andrey V. Elsukov
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