Subject: kern/15364: panic: softdep_pageiodone
To: None <>
From: Tomas Svensson <>
List: netbsd-bugs
Date: 01/25/2002 22:19:18
>Number:         15364
>Category:       kern
>Synopsis:       panic: softdep_pageiodone
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Jan 25 14:20:01 PST 2002
>Release:        NetBSD 1.5ZA
		NetBSD 1.5ZA i386, kernel made from CVS sources January 14.

panic: softdep_pageiodone: resid < 0, vp 0xc6ad59d0 lbn 0x8 pcbp 0x6add410
Stopped in pid 7 (aiodoned) at cpu_Debugger+0x4:     leave

db> trace

cpu_Debugger(c6ad59d0,10000,0,3,29a) at cpu_Debugger+0x4
panic(c0227bc0,c6ad59d0,8,c6add410,0) at panic+0xad
softdep_pageiodone(c04620d0,c0396200,c032d1f4,c0282720) at softdep_pageiodone+0x147
uvm_aio_aiodone(c04620d0,c0462548,ffffffff,c01bb496,c686fac8) at uvm_aio_aiodone+0x77
uvm_aiodone_daemon(c686fac8) at uvm_aiodone_daemon+0x98

db> reboot
syncing disks... panic: softdep_lock: locking against myself

	Was transferring one file to the host, one file from it simultaneously 
	over 100baseTX LAN.