Subject: kern/23445: panic: m_copym: m == 0
To: None <gnats-bugs@gnats.netbsd.org>
From: None <nb-pr@gendalia.org>
List: netbsd-bugs
Date: 11/14/2003 23:25:34
>Number: 23445
>Category: kern
>Synopsis: ipsec probably caused a broken mbuf chain
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Sat Nov 15 05:26:00 UTC 2003
>Closed-Date:
>Last-Modified:
>Originator: Tracy Di Marco White
>Release: NetBSD 1.6.1
>Organization:
The NetBSD Project
>Environment:
NetBSD ivanova.netbsd.org 1.6.1_STABLE NetBSD 1.6.1_STABLE (NBCVS) #5: Thu Sep 25 00:44:25 UTC 2003 root@not-yet-cvs.netbsd.org:/usr/src/sys/arch/i386/compile/NBCVS i386
Architecture: i386
Machine: i386
>Description:
panic: m_copym: m == 0
Stopped in pid 4221 (rsync) at cpu_Debugger+0x4: movl %ebp,%esp
db> t
cpu_Debugger(64aa2500,64a12a00,5a8,64a14d00,fd42488c) at cpu_Debugger+0x4
panic(602465f8,60160d8e,8,206,64706200) at panic+0xb0
m_copym0(0,76c8,5a8,1,0) at m_copym0+0x80
m_copym(64706200,76c8,5a8,1,10) at m_copym+0x21
tcp_output(64580c80,645d3d94,601adbc8,64580c80) at tcp_output+0x97f
tcp_input(64931600,14,6,1,64931600) at tcp_input+0x2c56
ip_input(64931600,ef9d36a8,643c2d20,6) at ip_input+0x66d
ipintr(ef9d0010,10010,ef9d0010,63c60010,0) at ipintr+0x6b
Xsoftnet() at Xsoftnet+0x2c
--- interrupt ---
lockmgr(ef9d367c,6,ef9d3610,60175e1d,fd424bf4) at lockmgr+0x974
genfs_unlock(fd424c04,2,1f4,1f4,fd424d24) at genfs_unlock+0x1f
cache_lookup(ef9d3610,fd424ef0,fd424f04,60168f87,fd424d24) at cache_lookup+0x245
ufs_lookup(fd424d24,fd424d20,4d6451,80006a40,0) at ufs_lookup+0x10c
lookup(fd424ee0,fda07800,400,fd424ef8,fd424f80) at lookup+0x2c9
namei(fd424ee0,fd424ebc,edc29120,60247d60,fd424f80) at namei+0x2f0
vn_open(fd424ee0,5,10,0,fd424f80) at vn_open+0x1da
sys_open(edc52188,fd424f80,fd424f78,601fdbe2) at sys_open+0xca
syscall_plain(1f,88d001f,88c001f,5fbf001f,1) at syscall_plain+0xa7
db> show registers
ds 0x10
es 0x10
fs 0x10
gs 0x10
edi 0x100
esi 0x602465f8 mclpool_warnmsg+0x58
ebp 0xfd424830
ebx 0xfd42485c
edx 0x60245d14 fmt.192+0x614
ecx 0x16e2d1
eax 0x1a76
eip 0x601f5cf8 cpu_Debugger+0x4
cs 0x8
eflags 0x202
esp 0xfd424830
ss 0x10
cpu_Debugger+0x4: movl %ebp,%esp
db>
>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted: