Re: bluetooth / hcseriald panics -current.

From: Niki Denev <nike_d_at_cytexbg.com>
Date: Thu, 14 Oct 2004 01:07:46 +0300
Niki Denev writes:

> The machine is IBM TP X31 with compact flash D-Link DCF-650BT bluetooth 
> adapter.
> The adapter itself is properly recognised as sio4.
> But this is what i get when tried to use a slightly modified (to reflect the 
> recent cuaa* -> cuad* change) 
> /usr/share/examples/netgraph/bluetooth/rc.bluetooth version.
> 
> [root_at_phobos ~]# pccard1: Allocation failed for cfe1
> sio4: <Bluetooth BT0100M > at port 0x2e8-0x2ef irq 5 function 0 config 2 on 
> pccard1
> sio4: type 16550A
> sio4: unable to activate interrupt in fast mode - using normal mode
> 
> [root_at_phobos ~]# /etc/rc.bluetooth start sio4
> kernel trap 12 with interrupts disabled
> 
> 
> Fatal trap 12: page fault while in kernel mode
> fault virtual address     = 0x64
> fault code                = supervisor write, page not present
> instruction pointer       = 0x8:0xc062f911
> stack pointer             = 0x10:0xd540ba2c
> frame pointer             = 0x10:0xd540ba38
> code segment              = base 0x0, limit 0xffffff, type 0x1b
>                           = DPL 0, pres 1, def32 1, gran 1
> processor eflags          = resume, IOPL = 0
> current process           = 788 (hcseriald)
> [thread 100050]
> Stopped at       comstop+0x75:    andl    $-0x5,0x64(%eax)
> db> trace
> comstop(c1c42800,3) at comstop+0x75
> ttyflush(c1c42800,3,c2cb6700,303468,d540ba80) at ttyflush+0x37
> ng_h4_open(c1d72300,c1c42800) at ng_h4_open+0x194
> ttioctl(c1c42800,8004741b,d540bc60,3,c2139b68) at ttioctl+0xc32
> ttyioctl(c1d72300,8004741b,d540bc60,3,c1a27820) at ttyioctl+0x41
> spec_ioctl(d540bb88,d540bc34,c056a6d7,d540bb88,c06e8aa0) at spec_ioctl+0xee
> spec_vnoperate(d540bb88) at spec_vnoperate+0x13
> vn_ioctl(c1d842ec,8004741b,d540bc60,c1da9c80,c1a27820) at vn_ioctl+0x1ab
> ioctl(c1a27820,d540bd14,3,0,246) at ioctl+0x3e0
> syscall(2f,2f,2f,bfbfe8d4,bfbfee67) at syscall+0x213
> Xint0x80_syscall() at Xint0x80_syscall+0x1f
> --- syscall (54, FreeBSD ELF32, ioctl), eip = 0x280ce80f, esp = 0xbfbfe7fc, 
> ebp = 0xbfbfed3c ---
> db> 
> 
> 
> 
> boot.conf, dmesg and kernel conf are available here :
> http://www.totalterror.net/freebsd/
> 
> 
> --niki
> 

some more info obtained with addr2line :

[root_at_phobos ~]# addr2line -e kernel.debug 0xc062f911
../../../dev/sio/sio.c:2475


--niki


Received on Wed Oct 13 2004 - 20:08:30 UTC

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