Date: Tue, 8 May 2007 12:10:55 +0300 From: Vasil Dimov <vd@FreeBSD.org> To: FreeBSD-gnats-submit@FreeBSD.org Subject: kern/112518: regression: "panic: blockabe sleep lock" @ boot after upgrade -CURRENT SMP amd64 Message-ID: <20070508091055.GA97654@polejan.hw.v5d.org> Resent-Message-ID: <200705080920.l489K5CW063805@freefall.freebsd.org>
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>Number: 112518 >Category: kern >Synopsis: regression: "panic: blockabe sleep lock" @ boot after upgrade -CURRENT SMP amd64 >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue May 08 09:20:05 GMT 2007 >Closed-Date: >Last-Modified: >Originator: Vasil Dimov >Release: FreeBSD 7.0-CURRENT amd64 >Organization: N/A >Environment: FreeBSD 7.0-CURRENT as of May 7 2007, Intel Centrino Duo (amd64). Dell Latitude D620 laptop >Description: After upgrading my 7.0-CURRENT system (which was from early March 2007) to the latest as of May 7 2007 I get a kernel panic during boot: ... acd0: DVDR <SONY DVD+/-RW DW-Q58A/UDS2> at ata1-master UDMA33 SMP: AP CPU #1 Launched! panic: blockable sleep lock (sx) msi @ /usr/src/sys/amd64/amd64/msi.c:374 cpuid = 1 KDB: enter: panic [thread pid 0 tid 0 ] Stopped at kdb_enter+0x2f: nop db> bt Tracing pid 0 tid 0 td 0xffffffff8099dda0 kdb_enter() at kdb_enter+0x2f panic() at panic+0x225 witness_checkorder() at witness_checkorder+0x5db _sx_slock() at _sx_slock+0x3a msi_map() at msi_map+0x34 pci_remap_msi_irq at pci_remap_msi_irq+0x203 intr_assign_next_cpu() at intr_assign_next_cpu+0x18 intr_shuffle_irqs at intr_shuffle_irqs+0x68 mi_startup() at mi_startup+0xd3 btext() at btext+0x2c db> After disabling "Multi Core Support" from the BIOS, the system boots just fine: ... acd0: DVDR <SONY DVD+/-RW DW-Q58A/UDS2> at ata1-master UDMA33 pcm0: <HDA Codec: Sigmatel STAC9220> pcm0: <HDA Driver Revision: 20070505_0044> GEOM_JOURNAL: Journal 1215844039: ad0s3a contains journal. ... >How-To-Repeat: Just boot, but probably this is HW specific. >Fix: N/A -- Vasil Dimov moc.elcaro@vomid.lisav Software Developer @ Oracle/Innobase Oy gro.DSBeerF@dv Committer @ FreeBSD.org gro.d5v@dv Home @ Sofia, Bulgaria >Release-Note: >Audit-Trail: >Unformatted:
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