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SubjectRe: [patch] Re: test12-pre2
> > It just oops continuously.  It finds the scsi drives and says it's enabling
> > a few pci devices but it scrolls too fast to see what it really does
>
> If it finds scsi drives, PCI setup is probably ok. There could be
> a lot of other problems - too much changes since 2.2.
>
> Capturing kernel messages via serial port would be helpful,
> but I understand that it is not always possible. :-(

I have the capture. It actually mounts / and attempts to free unused memory
and then it continuously oops's in swapper. (See attached)

For the people on the list, I have also included the patch that allows me to
boot my machine.

--
Lab tests show that use of micro$oft causes cancer in lab animals
Linux version 2.4.0-test12 (wakko@kakarot) (gcc version 2.95.2 20000220 (Debian GNU/Linux)) #3 Sun Dec 3 14:06:12 EST 2000
Booting on Noritake using machine vector Noritake from SRM
Command line: root=/dev/sda1 ro single console=ttyS0
memcluster 0, usage 1, start 0, end 171
memcluster 1, usage 0, start 171, end 20403
memcluster 2, usage 1, start 20403, end 20480
freeing pages 171:384
freeing pages 627:20403
On node 0 totalpages: 20480
zone(0): 20480 pages.
zone(1): 0 pages.
zone(2): 0 pages.
Kernel command line: root=/dev/sda1 ro single console=ttyS0
Using epoch = 1900
Console: colour VGA+ 80x25
Calibrating delay loop... 524.29 BogoMIPS
Memory: 157152k/163224k available (1114k kernel code, 4704k reserved, 241k data, 224k init)
Dentry-cache hash table entries: 32768 (order: 6, 524288 bytes)
Buffer-cache hash table entries: 8192 (order: 3, 65536 bytes)
Page-cache hash table entries: 32768 (order: 5, 262144 bytes)
Inode-cache hash table entries: 16384 (order: 5, 262144 bytes)
POSIX conformance testing by UNIFIX
got res[2800000:2ffffff] for resource 1 of 3DLabs Permedia II 2D+3D
got res[3000000:37fffff] for resource 2 of 3DLabs Permedia II 2D+3D
got res[2200000:221ffff] for resource 0 of 3DLabs Permedia II 2D+3D
got res[2220000:222ffff] for resource 6 of 3DLabs Permedia II 2D+3D
got res[9000:90ff] for resource 0 of Q Logic ISP1020
got res[9400:947f] for resource 0 of Digital Equipment Corporation DECchip 21142/43
got res[9480:94bf] for resource 0 of 3Com Corporation 3c905 100BaseTX [Boomerang]
got res[3800000:383ffff] for resource 6 of Digital Equipment Corporation DECchip 21142/43
got res[3840000:384ffff] for resource 6 of Q Logic ISP1020
got res[3850000:385ffff] for resource 6 of 3Com Corporation 3c905 100BaseTX [Boomerang]
got res[3860000:3860fff] for resource 1 of Q Logic ISP1020
got res[3861000:386107f] for resource 1 of Digital Equipment Corporation DECchip 21142/43
PCI: Bus 1, bridge: Digital Equipment Corporation DECchip 21050
IO window: 1000-9fff
MEM window: 03800000-038fffff
PCI enable device: (Intel Corporation 82375EB)
cmd reg 0x7
PCI enable device: (Digital Equipment Corporation DECchip 21050)
cmd reg 0x107
PCI enable device: (3DLabs Permedia II 2D+3D)
cmd reg 0x7
PCI enable device: (Q Logic ISP1020)
cmd reg 0x47
PCI enable device: (Digital Equipment Corporation DECchip 21142/43)
cmd reg 0x47
PCI enable device: (3Com Corporation 3c905 100BaseTX [Boomerang])
cmd reg 0x47
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Starting kswapd v1.8
pty: 256 Unix98 ptys configured
Serial driver version 5.02 (2000-08-09) with MANY_PORTS SHARE_IRQ SERIAL_PCI enabled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
ttyS03 at 0x02e8 (irq = 3) is a 16550A
SCSI subsystem driver Revision: 1.00
qlogicisp : new isp1020 revision ID (2)
scsi0 : QLogic ISP1020 SCSI on PCI bus 01 device 00 irq 17 I/O base 0x9000
Vendor: WDIGTL Model: ENTERPRISE Rev: 1.80
Type: Direct-Access ANSI SCSI revision: 02
Vendor: DEC Model: RZ28D (C) DEC Rev: 0010
Type: Direct-Access ANSI SCSI revision: 02
Vendor: DEC Model: RZ28D (C) DEC Rev: 0008
Type: Direct-Access ANSI SCSI revision: 02
Vendor: DEC Model: RZ28D (C) DEC Rev: 0008
Type: Direct-Access ANSI SCSI revision: 02
Vendor: ARCHIVE Model: Python 25501-XXX Rev: 2.54
Type: Sequential-Access ANSI SCSI revision: 02
Detected scsi disk sda at scsi0, channel 0, id 0, lun 0
Detected scsi disk sdb at scsi0, channel 0, id 1, lun 0
Detected scsi disk sdc at scsi0, channel 0, id 2, lun 0
Detected scsi disk sdd at scsi0, channel 0, id 3, lun 0
SCSI device sda: 4254819 512-byte hdwr sectors (2178 MB)
Partition check:
sda: sda1 sda2 sda3 sda4 sda5
SCSI device sdb: 4110480 512-byte hdwr sectors (2105 MB)
sdb: unknown partition table
SCSI device sdc: 4110480 512-byte hdwr sectors (2105 MB)
sdc: unknown partition table
SCSI device sdd: 4110480 512-byte hdwr sectors (2105 MB)
sdd: unknown partition table
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 1024 buckets, 16Kbytes
TCP: Hash tables configured (established 16384 bind 16384)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
VFS: Mounted root (ext2 filesystem) readonly.
Freeing unused kernel memory: 224k freed
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(53): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(54): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(56): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(57): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(60): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(61): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(63): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(64): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
Unable to handle kernel paging request at virtual address 0000000000000010
swapper(68): Oops 0
pc = [<fffffc0000323150>] ra = [<fffffc0000323538>] ps = 0000
v0 = 0000000000000000 t0 = 0000000000000012 t1 = fffffc0000489740
t2 = fffffc0000794560 t3 = fffffc0000470fa8 t4 = 0000000000000000
t5 = fffffffffffffffe t6 = ffffffffffffffff t7 = fffffc0009e00000
s0 = fffffc00003234e0 s1 = 0000000000000000 s2 = fffffc0000794560
s3 = fffffc0000794560 s4 = fffffc0009eacac0 s5 = fffffc0009eacac0
s6 = fffffc0009eacac0
a0 = fffffc000048b0c0 a1 = fffffc0009e00050 a2 = fffffc000048b1c0
a3 = 0000000000000000 a4 = 0000000000000001 a5 = 0000000000000000
t8 = 0000000000000001 t9 = 0000000000000003 t10= 0000000000000004
t11= 0000000000000010 pv = fffffc00003234e0 at = 0000000000000000
gp = fffffc00004a7f50 sp = fffffc0009dffee0
Code: 40203001 addl t0,1,t0
b82b0000 stl_c t0,0(s2)
e42001fe blt t0,.+2044
b57e0148 stq s2,328(sp)
a5480428 ldq s1,1064(t7)
a0220008 ldl t0,8(t1)
*a60a0010 ldq a0,16(s1)
a52a0028 ldq s0,40(s1)

Trace:323538 3234e0
diff -ru 2.4.0-test12-pre3/drivers/pci/setup-bus.c 2.4.0-test12-pre3-pci-patch/drivers/pci/setup-bus.c
--- 2.4.0-test12-pre3/drivers/pci/setup-bus.c Fri Dec 1 15:38:12 2000
+++ 2.4.0-test12-pre3-pci-patch/drivers/pci/setup-bus.c Fri Dec 1 16:03:31 2000
@@ -45,24 +45,28 @@
head_io.next = head_mem.next = NULL;
for (ln=bus->devices.next; ln != &bus->devices; ln=ln->next) {
struct pci_dev *dev = pci_dev_b(ln);
+ u16 class = dev->class >> 8;
u16 cmd;

/* First, disable the device to avoid side
effects of possibly overlapping I/O and
memory ranges.
- Except the VGA - for obvious reason. :-) */
- if (dev->class >> 8 == PCI_CLASS_DISPLAY_VGA)
+ Leave VGA enabled - for obvious reason. :-)
+ Same with all sorts of bridges - they may
+ have VGA behind them. */
+ if (class == PCI_CLASS_DISPLAY_VGA
+ || class == PCI_CLASS_NOT_DEFINED_VGA)
found_vga = 1;
- else {
+ else if (class >> 8 != PCI_BASE_CLASS_BRIDGE) {
pci_read_config_word(dev, PCI_COMMAND, &cmd);
cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY
| PCI_COMMAND_MASTER);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
-
+
/* Reserve some resources for CardBus.
Are these values reasonable? */
- if (dev->class >> 8 == PCI_CLASS_BRIDGE_CARDBUS) {
+ if (class == PCI_CLASS_BRIDGE_CARDBUS) {
io_reserved += 8*1024;
mem_reserved += 32*1024*1024;
continue;
diff -ru 2.4.0-test12-pre3/drivers/pci/setup-res.c 2.4.0-test12-pre3-pci-patch/drivers/pci/setup-res.c
--- 2.4.0-test12-pre3/drivers/pci/setup-res.c Fri Dec 1 15:38:12 2000
+++ 2.4.0-test12-pre3-pci-patch/drivers/pci/setup-res.c Fri Dec 1 17:17:18 2000
@@ -148,8 +148,11 @@
continue;
for (list = head; ; list = list->next) {
unsigned long size = 0;
- struct resource_list *ln = list->next;
+ struct resource_list *ln;

+ if (!list)
+ return;
+ ln = list->next;
if (ln)
size = ln->res->end - ln->res->start;
if (r->end - r->start > size) {
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