Date: Thu, 23 Jun 2005 11:01:15 GMT From: Andy Jema <jema@mail.ru> To: freebsd-gnats-submit@FreeBSD.org Subject: sparc64/82569: USB mass storage plug/unplug causes system panic Message-ID: <200506231101.j5NB1FAo034021@www.freebsd.org> Resent-Message-ID: <200506231110.j5NBAJmu066103@freefall.freebsd.org>
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>Number: 82569 >Category: sparc64 >Synopsis: USB mass storage plug/unplug causes system panic >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-sparc64 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Jun 23 11:10:19 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Andy Jema >Release: 6.0-CURRENT >Organization: OT >Environment: FreeBSD 6.0-20050601-SNAP #0: Thu Jun 2 05:29:17 UTC 2005 root@u60.samsco.home:/usr/obj/usr/src/sys/GENERIC >Description: Just installed FreeBSD 6.0-20050601-SNAP. I repeatously pluged and unpluged a USB mass storage(DVD-ROM) on my Blade 150 and as result got a kernel panic blade150# kldload usb.ko ohci0: <Sun PCIO-2 USB controller> mem 0x2000000-0x2007fff at device 12.3 on pci0 ohci0: [GIANT-LOCKED] usb0: OHCI version 1.0, legacy support usb0: <Sun PCIO-2 USB controller> on ohci0 usb0: USB revision 1.0 uhub0: (0x108e) OHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub0: 4 ports with 4 removable, self powered blade150# kldload umass.ko blade150# (null): at uhub0 port 4 (addr 2) disconnected blade150# blade150# umass0: USB2.0 TO IDE USB Storage Adapter, rev 2.00/11.01, addr 2 umass0: at uhub0 port 4 (addr 2) disconnected panic: trap: memory address not aligned cpuid = 0 KDB: enter: panic [thread pid 16 tid 100019 ] Stopped at kdb_enter+0x3c: ta %xcc, 1 db> >How-To-Repeat: plug/unplug repeatously a USB CD/DVD-ROM >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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