Date: Thu, 28 Sep 2000 10:36:24 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: "Jose M. Alcaide" <jose@we.lc.ehu.es> Cc: scsi@FreeBSD.ORG Subject: Re: panic when removing device with "camcontrol rescan" Message-ID: <Pine.LNX.4.21.0009281035420.748-100000@zeppo.feral.com> In-Reply-To: <39D38146.671CFFF0@we.lc.ehu.es>
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Hmm...good info.. That seems like it's my bug... it'll take me a day to get to it though... can you remind me if you don't see a fix by next week? > Hello, > > I am running a pretty recent -current (Sept. 21) on a machine equipped > with an Adaptec 7880 controller. There are a HD, a MO unit (both internal) > and a DLT drive connected to the SCSI bus. > > I can trigger a panic if I power the DLT off and then type "camcontrol > rescan 0", in order to remove the CAM device. The SCSI subsystem hangs, > so I cannot generate a crash dump. I compiled a kernel with DDB, and > I got the following trace output (function parameters left out - I am > copying by hand): > > destroy_dev() at destroy_dev+0x7 > sacleanup() at sacleanup+0x2d > camperiphfree() at camperiphfree+0x42 > cam_periph_invalidate() > cam_periph_async() > saaync() > xpt_async_bcast() > xpt_async() > probedone() > camisr() > swi_cambio() > intr_soft() > fork_trampoline() > > If there is a way for getting more post-mortem information, I could > try it... Any ideas? > > Cheers, > -- JMA > ****** Jose M. Alcaide // jose@we.lc.ehu.es // jmas@FreeBSD.org ****** > ** "Beware of Programmers who carry screwdrivers" -- Leonard Brandwein ** > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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