Date: Sun, 13 Sep 2020 00:07:14 +0200 From: "Kristof Provost" <kp@FreeBSD.org> To: "Gleb Smirnoff" <glebius@freebsd.org> Cc: xtouqh@mm.st, current@freebsd.org, net@freebsd.org Subject: Re: bridge/igb panic: sleepq_add: td 0xfffffe01bbce5300 to sleep on wchan 0xffffffff8157d9a0 with sleeping prohibited Message-ID: <3891457F-A600-48C0-B9D1-C2259251FB42@FreeBSD.org> In-Reply-To: <20200911170601.GT1269@FreeBSD.org> References: <8172451b-81ea-aacb-02bd-b5005d18646d@mm.st> <20200911170601.GT1269@FreeBSD.org>
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On 11 Sep 2020, at 19:06, Gleb Smirnoff wrote: > Kristof, > > can you please take a look? IMHO, the problem is that with r360345 > the bridge_ioctl() is fully covered by epoch. IMHO, should be either > more fine grained covered, or use internal locking, because some of > the code downstream (driver ioctl) may sleep. > How does https://reviews.freebsd.org/D26418 look? Best regards, Kristof
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