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Re: Stability of netbsd-10 on real hardware?
On Wed, Mar 01, 2023 at 06:40:11AM +0000, Mark Cave-Ayland wrote:
> On 26/02/2023 22:56, Paul Ripke wrote:
>
> > I've managed to get netbsd-10 installed running under qemu-system-m68k,
> > which emulates a Apple Macintosh Quadra 800. Building a few random things
> > and running some random stuff, I've tripped over a bunch of little stability
> > issues, and I'm wondering if these are as a result of the emulation, netbsd,
> > or perhaps compilers. MacOS 8.1 seems stable, although I'd imagine that
> > netbsd stresses the emulation far more. I've seen internet breadcrumbs
> > saying that Linux is also stable.
>
> Can I ask specifically which branch you are currently using? If you are
> using a branch with "upstream" in the name then those branches are
> constantly being rebased onto QEMU git master for testing with the aim of
> submitting upstream.
>
> I've just pushed the latest version of the patches to
> https://github.com/mcayland/qemu/tree/q800.upstream3 if you can confirm
> whether the issues still exist there.
Yes, that's the branch I've been using. Just updated and rebuilt, and...
crash on first boot:
/home/stix/src/github/q800-upstream3/build/qemu-system-m68k \
-M q800 -cpu m68040 -m 256 -bios Quadra800.rom \
-rtc base=localtime \
-g 1152x870x8 \
-boot d \
-drive file=pram-macos.img,format=raw,if=mtd \
-device scsi-hd,scsi-id=0,drive=hd0,vendor="SEAGATE",product="ST225N",ver="1.0" \
-drive id=hd0,file=MacHD.img,media=disk,format=raw,if=none \
-device scsi-hd,scsi-id=1,drive=hd1,vendor="SEAGATE",product="ST225N",ver="1.0" \
-drive id=hd1,file=netbsd-10.img,media=disk,format=raw,if=none \
-device scsi-cd,scsi-id=3,drive=cd1,vendor="MATSHITA",product="CD-ROM CR-8005",ver="1.0k" \
-drive id=cd1,file=MacOS_81.toast,media=cdrom,if=none \
-nic tap,model=dp83932,ifname=tap3,script=no,downscript=no,mac=aa:00:04:4d:52:a5 \
-serial mon:stdio
Loaded Quadra800ROM.elf symbols!
[ 1.0000000] Loaded initial symtab at 0x473594, strtab at 0x4d6ab4, # entries 24481
[ 1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
[ 1.0000000] 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013,
[ 1.0000000] 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
[ 1.0000000] The NetBSD Foundation, Inc. All rights reserved.
[ 1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[ 1.0000000] The Regents of the University of California. All rights reserved.
[ 1.0000000] NetBSD 10.0_BETA (QEMUM68K) #3: Sun Feb 26 12:32:43 AEDT 2023
[ 1.0000000] stix@slave:/home/netbsd/netbsd-10/obj.mac68k/home/netbsd/netbsd-10/src/sys/arch/mac68k/compile/QEMUM68K
[ 1.0000000] Apple Macintosh Quadra 800 (68040)
[ 1.0000000] cpu: delay factor 9045
[ 1.0000000] fpu: mc68040
[ 1.0000000] total memory = 256 MB
[ 1.0000000] avail memory = 247 MB
[ 1.0000000] mrg: 'Quadra/Centris ROMs' ROM glue, tracing off, debug off, silent traps
[ 1.0000000] mrg: I/O map kludge for ROMs that use hardware addresses directly.
[ 1.0000000] mainbus0 (root)
[ 1.0000000] obio0 at mainbus0
[ 1.0000000] esp0 at obio0 addr 0 (quick): address 0x55e000: NCR53C96, 16MHz, SCSI ID 7
[ 1.0000000] scsibus0 at esp0: 8 targets, 8 luns per target
[ 1.0000000] adb0 at obio0
[ 1.0000000] intvid0 at obio0 @ f9000080: DAFB video subsystem, monitor sense 7
[ 1.0000000] intvid0: 1152 x 870, monochrome
[ 1.0000000] macfb0 at intvid0
[ 1.0000000] wsdisplay0 at macfb0 (kbdmux ignored)
[ 1.0000000] sn0 at obio0: integrated SONIC Ethernet adapter
[ 1.0000000] sn0: Ethernet address 08:00:07:4d:52:a5
[ 1.0000000] zsc0 at obio0 chip type 0
[ 1.0000000] zsc0 channel 0: d_speed 9600 DCD clk 0 CTS clk 0
[ 1.0000000] zstty0 at zsc0 channel 0 (console i/o)
[ 1.0000000] zsc0 channel 1: d_speed 9600 DCD clk 0 CTS clk 0
[ 1.0000000] zstty1 at zsc0 channel 1
[ 1.0000000] nubus0 at mainbus0
[ 1.0212576] scsibus0: waiting 2 seconds for devices to settle...
[ 1.0495805] adb0 (direct, II series): 2 targets
[ 1.0955249] aed0 at adb0 addr 0: ADB Event device
[ 1.0955249] akbd0 at adb0 addr 2: standard keyboard
[ 1.1027680] wskbd0 at akbd0 (mux ignored)
[ 1.1027680] ams0 at adb0 addr 3: 1-button, 200 dpi mouse
[ 1.1027680] wsmouse0 at ams0 (mux ignored)
[ 1.1357911] WARNING: system needs entropy for security; see entropy(7)
[ 3.1377085] sd0 at scsibus0 target 0 lun 0: <SEAGATE, ST225N, 1.0> disk fixed
[ 3.1875349] sd0: 1024 MB, 2080 cyl, 16 head, 63 sec, 512 bytes/sect x 2097152 sectors
[ 3.2543943] sd1 at scsibus0 target 1 lun 0: <SEAGATE, ST225N, 1.0> disk fixed
[ 3.2713878] sd1: 2048 MB, 4161 cyl, 16 head, 63 sec, 512 bytes/sect x 4194304 sectors
[ 3.2713878] cd0 at scsibus0 target 3 lun 0: <MATSHITA, CD-ROM CR-8005, 1.0k> cdrom removable
[ 3.2886621] swwdog0: software watchdog initialized
[ 3.3038773] boot device: sd1
[ 3.3378745] root on sd1a dumps on sd1b
[ 3.3535671] mountroot: trying lfs...
[ 3.3535671] mountroot: trying ffs...
[ 3.3709040] root file system type: ffs
[ 3.3870664] kern.module.path=/stand/mac68k/10.0/modules
[ 3.3870664] time read from PRAM: 0xe026a61d
[ 3.3870664] Date and time: March 2, 2023 19:14:37
[ 3.4871698] init: copying out path `/sbin/init' 11
Thu Mar 2 19:14:38 AEDT 2023
Starting root file system check:
/dev/rsd1a: file system is clean; not checking
Setting sysctl variables:
ddb.onpanic: 1 -> 0
vfs.generic.magiclinks: 0 -> 1
[ 7.1043854] WARNING: cd0: end of partition `g' exceeds the size of cd0 (820764)
[ 7.1043854] WARNING: cd0: end of partition `h' exceeds the size of cd0 (820764)
swapctl: setting dump device to /dev/sd1b
swapctl: adding /dev/sd1b as swap device at priority 0
Starting file system checks:
[ 8.7712474] entropy: ready
Loaded entropy from /var/db/entropy-file.
Setting tty flags.
Starting network.
Hostname: qemu-m68k
IPv6 mode: host
Configuring network interfaces: sn0.
Adding interface aliases:.
Waiting for duplicate address detection to finish...
Starting dhcpcd.
[ 14.5227422] uvm_fault(0x460f10, 0x36652000, 0x1) -> 0xe
[ 14.5227422] type 8, code [mmu,,ssw]: 545
[ 14.5227422] trap type 8, code = 0x545, v = 0x36653635
[ 14.5227422] kernel program counter = 0x257a28
[ 14.5227422] kernel: MMU fault trap
[ 14.5227422] pid = 381, lid = 381, pc = 00257A28, ps = 2010, sfc = 1, dfc = 1
[ 14.5227422] Registers:
[ 14.5227422] 0 1 2 3 4 5 6 7
[ 14.5227422] dreg: 0BD35E80 FFFFFFF8 00000000 00004450 00000000 00000003 00000000 00000000
[ 14.5227422] areg: 00000000 0BD35EF0 0BD35E80 0BD35EE0 00000000 00D0ACB4 0BD35EB4 FFFF99AC
[ 14.5227422] Kernel stack (0BD35CCC):
[ 14.5227422] D35CCC: 00026FF6 0BD35DB0 00000080 00000000 00004450 00000000 00000003 00000000
[ 14.5227422] D35CEC: 00000000 0BD35E80 0BD35EE0 00000000 00D0ACB4 36652000 00460F10 00000001
[ 14.5227422] D35D0C: 00D15AA0 001C7D1A 00D15AA4 00000001 00000000 00000000 00000000 00000000
[ 14.5227422] D35D2C: 00000000 00000000 00000000 00000000 00000008 00000000 00000000 00000000
[ 14.5227422] D35D4C: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 14.5227422] D35D6C: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 14.5227422] D35D8C: 00000000 00000000 0405C000 0BD35EB4 0000308C 0BD35DB0 00000008 00000545
[ 14.5227422] D35DAC: 36653635 0BD35E80 FFFFFFF8 00000000 00004450 00000000 00000003 00000000
[ 14.5227422] D35DCC: 00000000 00000000 0BD35EF0 0BD35E80 0BD35EE0 00000000 00D0ACB4 0BD35EB4
[ 14.5227422] D35DEC: FFFF99AC 00000000 20100025 7A287008 36653635 05450000 00000000 36653635
[ 14.5227422] D35E0C: 36653635 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 14.5227422] D35E2C: 00000000 00232B96 00000003 00000001 0BD35EE0 0BD35E78 0BD35EA0 00000000
[ 14.5227422] D35E4C: 0BD35EE0 00000000 00000003 00000000 00000000 0BD35F38 004375D4 00D34EC0
[ 14.5227422] D35E6C: 00D0ACB4 0BD35EC0 0BD35FB4 00D0ACB4 0BD35F40 00026BE0 0035CFE1 00000074
[ 14.5227422] D35E8C: 00000000 00000000 00000002 00000000 00000000 00000011 FFFFFFFF FFFFFFFD
[ 14.5227422] D35EAC: 00D34EC0 00D0ACB4 0BD35F04 00232EAE 00D34EC0 00000003 00000001 0BD35EE0
[ 14.5683611] panic: MMU fault
[ 14.5683611] cpu0: Begin traceback...
[ 14.5683611] ?(?)
[ 14.5683611] db_panic(8,255300,bd35ccc,2554ec,35cf88) at 0
[ 14.5733167] vpanic(35cf88,bd35cd8,bd35d98,27014,35cf88) + 18c
[ 14.5733167] panic(35cf88,0,4450,0,3) + c
[ 14.5733167] trap(bd35db0,8,545,36653635) + 2b0
[ 14.5733167] ts2timo(?)
[ 14.5733167] nanosleep1(d34ec0,3,1,bd35ee0,0) + 8
[ 14.5733167] sys_clock_nanosleep(d34ec0,bd35f38,bd35f30,2,0) + 48
[ 14.5733167] syscall_plain(1dd,d34ec0,bd35fb4,0,3) + ce
[ 14.5733167] syscall(1dd) + 70
[ 14.5733167] trap0() + e
[ 14.5733167] cpu0: End traceback...
[ 14.5733167] rebooting...
qemu: fatal: DOUBLE MMU FAULT
D0 = 000000df A0 = 4080271a F0 = 0000 0000000000000000 ( 0)
D1 = 4080280e A1 = 4080280e F1 = 0000 0000000000000000 ( 0)
D2 = 00000003 A2 = 40800833 F2 = 7fff ffffffffffffffff ( nan)
D3 = 619608f8 A3 = 00180024 F3 = 7fff ffffffffffffffff ( nan)
D4 = 4080413a A4 = 40800870 F4 = 7fff ffffffffffffffff ( nan)
D5 = 0000c000 A5 = 0ffbe024 F5 = 7fff ffffffffffffffff ( nan)
D6 = 00000002 A6 = 4080413a F6 = 7fff ffffffffffffffff ( nan)
D7 = 408027a6 A7 = 00000002 F7 = 7fff ffffffffffffffff ( nan)
PC = 4080282e SR = 2600 T:0 I:6 SI -----
FPSR = 04000000 --Z-
FPCR = 0000 X RN
A7(MSP) = 00000000 A7(USP) = ffff99ac ->A7(ISP) = 00000002
VBR = 0x00000000
SFC = 1 DFC 1
SSW 00000525 TCR 0000c000 URP 0f472000 SRP 0ffffa00
DTTR0/1: f900c060/807fc040 ITTR0/1: f900c060/807fc040
MMUSR 00000000, fault at fffffffe
[1] Abort trap (core dumped) /home/stix/src/github/q800-upstream3/build/qem...
Second boot appeared fine, but I'm still seeing random crashes:
Core was generated by `tmux'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x0425b04a in je_extent_heap_remove () from /usr/lib/libc.so.12
(gdb) bt
#0 0x0425b04a in je_extent_heap_remove () from /usr/lib/libc.so.12
#1 0x042719ec in ?? () from /usr/lib/libc.so.12
#2 0x042731a4 in je_arena_dalloc_bin_junked_locked () from /usr/lib/libc.so.12
#3 0x04234e4e in je_tcache_bin_flush_small () from /usr/lib/libc.so.12
#4 0x04235f62 in je_tcache_event_hard () from /usr/lib/libc.so.12
#5 0x042795d2 in free () from /usr/lib/libc.so.12
#6 0x00042246 in grid_destroy ()
#7 0x0005cbfe in screen_free ()
#8 0x000380e6 in format_draw ()
#9 0x00068986 in status_redraw ()
#10 0x00057efe in screen_redraw_screen ()
#11 0x00061d84 in server_client_loop ()
#12 0x0006354a in server_loop ()
#13 0x00056668 in proc_loop ()
#14 0x00063c48 in server_start ()
#15 0x0001c7a8 in client_main ()
#16 0x00088b90 in main ()
Core was generated by `make'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00017916 in Parse_File ()
(gdb) bt
#0 0x00017916 in Parse_File ()
#1 0x04248804 in ?? ()
#2 0x0003e714 in ?? ()
#3 0x00032c44 in ?? ()
#4 0x00000000 in ?? ()
And dhcpcd spins:
0x0000e786 in eloop_q_timeout_delete ()
(gdb) bt
#0 0x0000e786 in eloop_q_timeout_delete ()
#1 0x000311de in ipv6nd_recvmsg ()
#2 0x0001f1d8 in ps_inet_dispatch ()
#3 0x0001da38 in ps_recvpsmsg ()
#4 0x0001ef12 in ps_inet_dodispatch ()
#5 0x0000ec46 in eloop_start ()
#6 0x00039bec in main ()
--
Paul Ripke
"Great minds discuss ideas, average minds discuss events, small minds
discuss people."
-- Disputed: Often attributed to Eleanor Roosevelt. 1948.
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