Date: Thu, 2 Apr 2009 22:14:07 +0400 (MSD) From: Dmitry Morozovsky <marck@rinet.ru> To: Alexander Motin <mav@FreeBSD.org> Cc: stable@FreeBSD.org Subject: Re: RELENG_7 ata panic on atacontrol attach Message-ID: <alpine.BSF.2.00.0904022205500.19163@woozle.rinet.ru> In-Reply-To: <49D4F679.5040703@FreeBSD.org> References: <alpine.BSF.2.00.0903311417251.60285@woozle.rinet.ru> <49D29097.9040701@FreeBSD.org> <alpine.BSF.2.00.0904010330360.32133@woozle.rinet.ru> <49D3BD14.9070505@FreeBSD.org> <alpine.BSF.2.00.0904021154020.32133@woozle.rinet.ru> <alpine.BSF.2.00.0904021716510.19163@woozle.rinet.ru> <49D4BF5C.4010509@FreeBSD.org> <alpine.BSF.2.00.0904022114030.19163@woozle.rinet.ru> <49D4F679.5040703@FreeBSD.org>
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On Thu, 2 Apr 2009, Alexander Motin wrote: AM> Dmitry Morozovsky wrote: AM> > On Thu, 2 Apr 2009, Alexander Motin wrote: AM> > AM> > AM> > ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M AM> > AM> > ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M AM> > AM> > ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M AM> > AM> > ad: ad14 already exists; skipping it^M AM> > AM> > ad: ad14 already exists; skipping it^M AM> > AM> > ^M AM> > AM> > ^M AM> > AM> > Fatal trap 12: page fault while in kernel mode^M AM> > AM> AM> It looks alike to crash I have already fixed on CURRENT: AM> > AM> http://svn.freebsd.org/changeset/base/188464 AM> > AM> > Seems to be. Would you please ask re@ for MFC approval? AM> AM> This is not actually a fix for original problem, but it may help to avoid AM> system crash. Can you confirm that it helps you, as I haven't tested it on AM> STABLE yet, I am doing it now. If it helps, I will ask re@. Well, partially. Machine survived a dozed of detach-remove-insert-attach cycles (which it definitly could not before). However, it it still paniced on hot-remove-insert (could not dump): ata7: DISCONNECT requested^M ata7: DISCONNECTED^M GEOM_LABEL: Label ufs/moose09 removed.^M ata7: CONNECT requested^M ata7: CONNECTED^M ata7: SATA connect time=0ms^M ata7: reset tp1 mask=01 ostat0=80 ostat1=00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M [a bunch of it] ata7: DISCONNECT requested^M ata7: ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M CONNECT requested^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: DISCONNECT requested^M ata7: CONNECT requested^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: DISCONNECT requested^M ata7: CONNECT requested^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: DISCONNECT requested^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: CONNECT requested^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: DISCONNECT requested^M ata7: CONNECT requested^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x80 err=0x00 lsb=0x00 msb=0x00^M ata7: stat0=0x50 err=0x01 lsb=0x00 msb=0x00^M ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M ad14: 715404MB <Seagate ST3750330AS SD04> at ata7-master SATA300^M ad14: 1465149168 sectors [1453521C/16H/63S] 16 sectors/interrupt 1 depth queue^M GEOM: new disk ad14^M ata7: DISCONNECTED^M ata7: CONNECTED^M ata7: SATA connect time=0ms^M ata7: reset tp1 mask=01 ostat0=50 ostat1=00^M ata7: stat0=0x50 err=0x01 lsb=0x00 msb=0x00^M ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M ad14: 715404MB <Seagate ST3750330AS SD04> at ata7-master SATA300^M ad14: 1465149168 sectors [1453521C/16H/63S] 16 sectors/interrupt 1 depth queue^M GEOM: new disk ad14^M ata7: DISCONNECTED^M ata7: CONNECTED^M ata7: SATA connect time=0ms^M ata7: reset tp1 mask=01 ostat0=50 ostat1=00^M ata7: stat0=0x50 err=0x01 lsb=0x00 msb=0x00^M ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M ad14: 715404MB <Seagate ST3750330AS SD04> at ata7-master SATA300^M ad14: 1465149168 sectors [1453521C/16H/63S] 16 sectors/interrupt 1 depth queue^M GEOM: new disk ad14^M ata7: DISCONNECTED^M ata7: CONNECTED^M ata7: SATA connect time=0ms^M ata7: reset tp1 mask=01 ostat0=50 ostat1=00^M ata7: stat0=0x50 err=0x01 lsb=0x00 msb=0x00^M ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M ad14: 715404MB <Seagate ST3750330AS SD04> at ata7-master SATA300^M ad14: 1465149168 sectors [1453521C/16H/63S] 16 sectors/interrupt 1 depth queue^M GEOM: new disk ad14^M ata7: DISCONNECTED^M ata7: CONNECTED^M ata7: SATA connect time=0ms^M ata7: reset tp1 mask=01 ostat0=50 ostat1=00^M ata7: stat0=0x50 err=0x01 lsb=0x00 msb=0x00^M ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M ad14: 715404MB <Seagate ST3750330AS SD04> at ata7-master SATA300^M ad14: 1465149168 sectors [1453521C/16H/63S] 16 sectors/interrupt 1 depth queue^M GEOM: new disk ad14^M ata7: DISCONNECTED^M ata7: CONNECTED^M ata7: SATA connect time=0ms^M ata7: reset tp1 mask=01 ostat0=50 ostat1=00^M ata7: stat0=0x50 err=0x01 lsb=0x00 msb=0x00^M ata7: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>^M ata7-master: pio=PIO4 wdma=WDMA2 udma=UDMA133 cable=40 wire^M ad14: 715404MB <Seagate ST3750330AS SD04> at ata7-master SATA300^M ad14: 1465149168 sectors [1453521C/16H/63S] 16 sectors/interrupt 1 depth queue^M GEOM: new disk ad14^M GEOM_LABEL: Label for provider ad14a is ufs/moose09.^M ^M ^M Fatal trap 12: page fault while in kernel mode^M cpuid = 0; apic id = 00^M fault virtual address = 0x4^M fault code = supervisor read, page not present^M instruction pointer = 0x20:0xc04e058b^M stack pointer = 0x28:0xfa320be8^M frame pointer = 0x28:0xfa320c8c^M code segment = base 0x0, limit 0xfffff, type 0x1b^M = DPL 0, pres 1, def32 1, gran 1^M processor eflags = interrupt enabled, resume, IOPL = 0^M current process = 2 (g_event)^M trap number = 12^M Some other hot reinserts finished successfully. Well, at least now it is significally better that before, if one does not forget to detach ata channel before reinserting the device. -- Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: marck@FreeBSD.org ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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