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Date:      Sun, 7 Dec 2003 12:55:55 -0800 (PST)
From:      Doug White <dwhite@gumbysoft.com>
To:        Wesley Morgan <morganw@chemikals.org>
Cc:        current@freebsd.org
Subject:   Re: kernel hangs during boot
Message-ID:  <20031207125516.A7085@carver.gumbysoft.com>
In-Reply-To: <20031206122742.W576@volatile.chemikals.org>
References:  <20031204165637.H76565@volatile.chemikals.org> <20031204233917.S83022@volatile.chemikals.org> <20031206122742.W576@volatile.chemikals.org>

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On Sat, 6 Dec 2003, Wesley Morgan wrote:

> > Eh, this is you hitting the gdb key.  how about 'ps'?
>
> Hooray for serial consoles!

You didn't compile with BREAK_TO_DEBUGGER? you still hit the ddb key :)

I'm still not seeing anything hanging. Have you tried booting with -v and
seeing if ata is trying anything, for instance?

> Debugger("manual escape to debugger")
> Stopped at      Debugger+0x54:  xchgl   %ebx,in_Debugger.0
> db> trace
> Debugger(c0637edf,4,1,0,1) at Debugger+0x54
> scgetc(c0693fc0,2,c04e0fab,c18ad8c0,c42326c0) at scgetc+0x3da
> sckbdevent(c067dd80,0,c0693fc0,d6c2cce8,2e) at sckbdevent+0x1e0
> atkbd_intr(c067dd80,0,d6c2cd14,c04c1548,c067dd80) at atkbd_intr+0x2c
> atkbd_isa_intr(c067dd80,467a58bb,e4b98aa3,c18ac8d4,c18ac8d4) at atkbd_isa_intr+0x21
> ithread_loop(c18aac80,d6c2cd48,fddcaa98,8ab06b3,ca9593c4) at ithread_loop+0x1d8
> fork_exit(c04c1370,c18aac80,d6c2cd48) at fork_exit+0x80
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0x1, eip = 0, esp = 0xd6c2cd7c, ebp = 0 ---
> db> ps
>   pid   proc     uarea   uid  ppid  pgrp  flag   stat  wmesg    wchan  cmd
>    46 c41cba98 d7e16000    0     0     0 0000204 [SLP]syncer 0xc06775c0] syncer
>    45 c41cbc5c d7e17000    0     0     0 0000204 [SLP]vlruwt 0xc41cbc5c] vnlru
>    44 c41cbe20 d7e18000    0     0     0 0000204 [SLP]psleep 0xc067a18c] bufdaemon
>    43 c4233000 d7e20000    0     0     0 000020c [SLP]pgzero 0xc067d788] pagezero
>    42 c42331c4 d7e21000    0     0     0 0000204 [SLP]psleep 0xc067d7e0] vmdaemon
>    41 c4233388 d7e22000    0     0     0 0000204 [SLP]psleep 0xc067d7cc] pagedaemon
>    40 c423354c d7e23000    0     0     0 0000204 [SLP]mdwait 0xc4344200] md0
>    39 c4233710 d7e24000    0     0     0 0000204 new [IWAIT] swi0: tty:sio
>    38 c42338d4 d7e25000    0     0     0 0000204 [CV]cbb cv 0xc4259360] cbb1
>     9 c4233a98 d7e26000    0     0     0 0000204 [CV]cbb cv 0xc18a7160] cbb0
>    37 c4233c5c d7e4b000    0     0     0 0000204 [SLP]tzpoll 0xc0797d90] acpi_thermal
>     8 c4233e20 d7e4c000    0     0     0 0000204 [SLP]acpislp 0xc07981e0] acpi_task2
>     7 c4235000 d7e4d000    0     0     0 0000204 [SLP]acpislp 0xc07981e0] acpi_task1
>     6 c41bd54c d7de6000    0     0     0 0000204 [SLP]actask 0xc07981ec] acpi_task0
>    36 c41bd710 d7de7000    0     0     0 0000204 [IWAIT] swi3: cambio
>    35 c41bd8d4 d7de8000    0     0     0 0000204 new [IWAIT] swi2: camnet
>    34 c41bda98 d7de9000    0     0     0 0000204 [IWAIT] swi7: acpitaskq
>    33 c41bdc5c d7dea000    0     0     0 0000204 new [IWAIT] swi5:+
>     5 c41bde20 d7deb000    0     0     0 0000204 [SLP]tqthr 0xc06787e8] taskqueue
>    32 c41cb000 d7dec000    0     0     0 0000204 new [IWAIT] swi6:+
>    31 c41cb1c4 d7e11000    0     0     0 0000204 [IWAIT] swi7: task queue
>    30 c41cb388 d7e12000    0     0     0 0000204 [SLP]- 0xc066f6e0] random
>     4 c41cb54c d7e13000    0     0     0 0000204 [SLP]- 0xc06722a0] g_down
>     3 c41cb710 d7e14000    0     0     0 0000204 [SLP]- 0xc067229c] g_up
>     2 c41cb8d4 d7e15000    0     0     0 0000204 [CV]GEOM topology 0xc0672258] g_event
>    29 c18b31c4 d6c66000    0     0     0 0000204 new [IWAIT] swi1: net
>    28 c18b3388 d6c67000    0     0     0 0000204 new [IWAIT] swi4: vm
>    27 c18b354c d6c68000    0     0     0 000020c [RUNQ] swi8: tty:sio clock
>    26 c18b3710 d6c69000    0     0     0 0000204 [IWAIT] irq15: ata1
>    25 c18b38d4 d6c8e000    0     0     0 0000204 [IWAIT] irq14: ata0
>    24 c18b3a98 d6c8f000    0     0     0 0000204 new [IWAIT] irq13:
>    23 c18b3c5c d6c90000    0     0     0 0000204 new [IWAIT] irq12: psm0
>    22 c18b3e20 d6c91000    0     0     0 0000204 [IWAIT] irq11: cbb0 cbb1+
>    21 c41bd000 d7de3000    0     0     0 0000204 new [IWAIT] irq10:
>    20 c41bd1c4 d7de4000    0     0     0 0000204 [IWAIT] irq9: acpi0
>    19 c41bd388 d7de5000    0     0     0 0000204 new [IWAIT] irq8: rtc
>    18 c18ac000 d6c14000    0     0     0 0000204 [IWAIT] irq7: ppc0
>    17 c18ac1c4 d6c5d000    0     0     0 0000204 new [IWAIT] irq6:
>    16 c18ac388 d6c5e000    0     0     0 0000204 new [IWAIT] irq5:
>    15 c18ac54c d6c5f000    0     0     0 0000204 new [IWAIT] irq4: sio0
>    14 c18ac710 d6c60000    0     0     0 0000204 new [IWAIT] irq3:
>    13 c18ac8d4 d6c61000    0     0     0 0000204 [CPU 0] irq1: atkbd0
>    12 c18aca98 d6c62000    0     0     0 0000204 new [IWAIT] irq0: clk
>    11 c18acc5c d6c63000    0     0     0 000020c [Can run] idle
>     1 c18ace20 d6c64000    0     0     0 0000200 [SLP]g_waitidle 0xc06720e0] swapper
>    10 c18b3000 d6c65000    0     0     0 0000204 [CV]ktrace 0xc06757c4] ktrace
>     0 c0672340 c081f000    0     0     0 0000200 [SLP]sched 0xc0672340] swapper
> db> panic
> panic: from debugger
> Stack backtrace:
> backtrace(c062ba09,c0677200,c062241f,d6c2ca98,100) at backtrace+0x17
> panic(c062241f,d6c2cb50,c044ae22,c05e9924,0) at panic+0xb7
> db_panic(c05e9924,0,ffffffff,d6c2cac4,d6c2cac0) at db_panic+0x12
> db_command(c066e340,c06447c0,c063e778,c063e77c,c18ad8c0) at db_command+0x272
> db_command_loop(c05e9924,c0679ecc,d6c2cb9c,c0513093,0) at db_command_loop+0x95
> db_trap(3,0,0,80046,1) at db_trap+0xc5
> kdb_trap(3,0,d6c2cc10,80246,0) at kdb_trap+0x1bc
> trap(d6c20018,10,c0670010,c0693fc0,c067f800) at trap+0x418
> calltrap() at calltrap+0x5
> --- trap 0x3, eip = 0xc05e9924, esp = 0xd6c2cc50, ebp = 0xd6c2cc5c ---
> Debugger(c0637edf,4,1,0,1) at Debugger+0x54
> scgetc(c0693fc0,2,c04e0fab,c18ad8c0,c42326c0) at scgetc+0x3da
> sckbdevent(c067dd80,0,c0693fc0,d6c2cce8,2e) at sckbdevent+0x1e0
> atkbd_intr(c067dd80,0,d6c2cd14,c04c1548,c067dd80) at atkbd_intr+0x2c
> atkbd_isa_intr(c067dd80,467a58bb,e4b98aa3,c18ac8d4,c18ac8d4) at atkbd_isa_intr+0x21
> ithread_loop(c18aac80,d6c2cd48,fddcaa98,8ab06b3,ca9593c4) at ithread_loop+0x1d8
> fork_exit(c04c1370,c18aac80,d6c2cd48) at fork_exit+0x80
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0x1, eip = 0, esp = 0xd6c2cd7c, ebp = 0 ---
>
> syncing disks, buffers remaining...
> done
> Uptime: 46s
> Shutting down ACPI
> Automatic reboot in 15 seconds - press a key on the console to abort
> --> Press a key on the console to reboot,
> --> or switch off the system now.
> Rebooting...
>
>
>
>

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org



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