Date: Mon, 22 Sep 1997 23:06:18 +0200 From: Ollivier Robert <roberto@keltia.freenix.fr> To: "FreeBSD Current Users' list" <freebsd-current@FreeBSD.ORG> Subject: Assertion failed in ncr driver Message-ID: <19970922230618.13112@keltia.freenix.fr>
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I get the following errors when I use dump to back up my machine. I thought
it is was the tags and sets the tags for my disks to 0 in the script but it
doesn't seem to make any difference.
I have a SC-875 for both sd0 and sd2 (DCAS-34330W & DORS-32160).
203 [22:55] root@keltia:/build/xemacs-20.2# ncrcontrol -i
T:L Vendor Device Rev Speed Max Wide Tags
0:0 IBM DCAS-34330W S65A 20.0 20.0 16 8
2:0 IBM DORS-32160 WA6A 20.0 20.0 8 8
4:0 TANDBERG TDC 3600 =08: ? 20.0 ? -
ncr0: <ncr 53c875 fast20 wide scsi> rev 0x03 int a irq 12 on pci0.11.0
ncr0: minsync=12, maxsync=137, maxoffs=16, 128 dwords burst, large dma fifo
ncr0: single-ended, open drain IRQ driver, using on-chip SRAM
ncr0: restart (scsi reset).
ncr0 scanning for targets 0..6 and 8..15 (V2 pl24 96/12/14)
Choosing drivers for scbus configured at 0
scbus0 at ncr0 bus 0
sd is configured at 0
sd0 at scbus0 target 0 lun 0
sd0: <IBM DCAS-34330W S65A> type 0 fixed SCSI 2
sd0: Direct-Access
sd0: NCR quirks=0x2
sd0: WIDE SCSI (16 bit) enabled
sd0: 40.0 MB/s (50 ns, offset 15)
4134MB (8467200 512 byte sectors)
sd0: with 8205 cyls, 6 heads, and an average 171 sectors/track
sd is configured at 2
sd2 at scbus0 target 2 lun 0
sd2: <IBM DORS-32160 WA6A> type 0 fixed SCSI 2
sd2: Direct-Access
sd2: NCR quirks=0x2
sd2: 20.0 MB/s (50 ns, offset 15)
2063MB (4226725 512 byte sectors)
sd2: with 6703 cyls, 5 heads, and an average 126 sectors/track
Any idea why I get these ?
assertion "cp" failed: file "../../pci/ncr.c", line 6227
sd0: COMMAND FAILED (4 28) @f0765800.
assertion "cp" failed: file "../../pci/ncr.c", line 6227
sd0: COMMAND FAILED (4 28) @f0765c00.
DUMP: Date of this level 0 dump: Mon Sep 22 22:54:44 1997
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping /dev/rsd0a (/) to /dev/nrst0
DUMP: mapping (Pass I) [regular files]
DUMP: mapping (Pass II) [directories]
DUMP: estimated 16777 tape blocks on 0.01 tape(s).
DUMP: dumping (Pass III) [directories]
DUMP: read error from /dev/rsd0a: Input/output error: [block 716]: count=1024
DUMP: read error from /dev/rsd0a: Input/output error: [sector 716]: count=512
DUMP: read error from /dev/rsd0a: Input/output error: [sector 717]: count=512
DUMP: dumping (Pass IV) [regular files]
DUMP: DUMP: 16814 tape blocks on 1 volumes(s)
DUMP: finished in 56 seconds, throughput 300 KBytes/sec
DUMP: level 0 dump on Mon Sep 22 22:54:44 1997
DUMP: Closing /dev/nrst0
DUMP: DUMP IS DONE
DUMP: Date of this level 0 dump: Mon Sep 22 22:55:48 1997
DUMP: Date of last level 0 dump: the epoch
DUMP: Dumping /dev/rsd0s2e (/usr) to /dev/nrst0
DUMP: mapping (Pass I) [regular files]
DUMP: mapping (Pass II) [directories]
DUMP: estimated 92597 tape blocks on 0.07 tape(s).
DUMP: dumping (Pass III) [directories]
DUMP: read error from /dev/rsd0s2e: Input/output error: [block 1524]: count=1024
DUMP: dumping (Pass IV) [regular files]
It fails here:
void ncr_int_sir (ncb_p np)
{
u_char scntl3;
u_char chg, ofs, per, fak, wide;
u_char num = INB (nc_dsps);
ccb_p cp=0;
u_long dsa;
u_char target = INB (nc_ctest0) & 0x0f;
tcb_p tp = &np->target[target];
int i;
if (DEBUG_FLAGS & DEBUG_TINY) printf ("I#%d", num);
switch (num) {
case SIR_SENSE_RESTART:
case SIR_STALL_RESTART:
break;
default:
/*
** lookup the ccb
*/
dsa = INL (nc_dsa);
cp = np->ccb;
while (cp && (CCB_PHYS (cp, phys) != dsa))
cp = cp->link_ccb;
assert (cp); <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
if (!cp)
goto out;
assert (cp == np->header.cp);
if (cp != np->header.cp)
goto out;
}
--
Ollivier ROBERT -=- FreeBSD: There are no limits -=- roberto@keltia.freenix.fr
FreeBSD keltia.freenix.fr 3.0-CURRENT #35: Sun Sep 21 19:28:07 CEST 1997
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