Date: Wed, 12 Mar 2003 00:43:44 +0800 From: KT Sin <ktsin@acm.org> To: freebsd-current@freebsd.org Subject: Re: kernel panic in tcp_input.c:2324 Message-ID: <20030311164343.GA788@melati.no-ip.org> In-Reply-To: <20030311112523.GA631@leafy.idv.tw> References: <20030311112523.GA631@leafy.idv.tw>
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Another panic in tcp_input while exiting gtk-gnutella.
Script started on Wed Mar 12 00:38:24 2003
melati# gdb -k kernel.debug /var/crash/vmcore.1
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This GDB was configured as "i386-undermydesk-freebsd"...
panic: headlocked should be 1
panic messages:
---
panic: headlocked should be 1
syncing disks, buffers remaining... 4678 4678 4678 4678 4678 4678 4678 4678 wi0: tx failed, retry limit exceeded
4678 4678 4678 4678 4678 4678 4678 4678 4678 4678 4678 4678
giving up on 2284 buffers
Uptime: 5m30s
Dumping 639 MB
ata0: resetting devices ..
done
16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304 320 336 352 368 384 400 416 432 448 464 480 496 512 528 544 560 576 592 608 624
---
#0 doadump () at ../../../kern/kern_shutdown.c:239
239 dumping++;
(kgdb) bt full
#0 doadump () at ../../../kern/kern_shutdown.c:239
No locals.
#1 0xc0183d60 in boot (howto=256) at ../../../kern/kern_shutdown.c:371
No locals.
#2 0xc0183fc3 in panic () at ../../../kern/kern_shutdown.c:542
td = (struct thread *) 0xc1843960
bootopt = 256
newpanic = 1
buf = "headlocked should be 1", '\0' <repeats 233 times>
#3 0xc0202d11 in tcp_input (m=0xc1857c00, off0=20)
at ../../../netinet/tcp_input.c:2252
th = (struct tcphdr *) 0xc22ea834
ip = (struct ip *) 0xc22ea820
ipov = (struct ipovly *) 0x4410
inp = (struct inpcb *) 0xc536a000
optp = (u_char *) 0xc22ea848 "\001\001\b\n"
optlen = 12
len = -986328376
tlen = 1338
off = -986328376
drop_hdrlen = 52
tp = (struct tcpcb *) 0xc535d2c8
thflags = 1
so = (struct socket *) 0xc52a0c00
todrop = -986328376
acked = -986328376
ourfinisacked = -986328376
needoutput = 0
tiwin = 17424
to = {to_flags = 1, to_tsval = 813786, to_tsecr = 310864, to_cc = 0,
to_ccecho = 0, to_mss = 0, to_requested_s_scale = 0 '\0', to_pad = 0 '\0'}
taop = (struct rmxp_tao *) 0xc535d2c8
tao_noncached = {tao_cc = 3222954451, tao_ccsent = 3224621352,
tao_mssopt = 52664}
headlocked = 0
next_hop = (struct sockaddr_in *) 0x0
rstreason = -986328376
ip6 = (struct ip6_hdr *) 0x0
isipv6 = 0
#4 0xc01fb938 in ip_input (m=0xc1857c00) at ../../../netinet/ip_input.c:944
ip = (struct ip *) 0xc22ea820
fp = (struct ipq *) 0xc4fc7800
ia = (struct in_ifaddr *) 0xc4fc7800
ifa = (struct ifaddr *) 0x0
i = 0
hlen = 20
checkif = 1
sum = 0
pkt_dst = {s_addr = 1677830336}
divert_info = 0
args = {m = 0xdabf2cb8, oif = 0x0, next_hop = 0x0, rule = 0x0,
eh = 0x0, ro = 0x56d, dst = 0xc0362af4, flags = 233, f_id = {
dst_ip = 3224276871, src_ip = 3669961916, dst_port = 42304,
src_port = 49175, proto = 244 'ô', flags = 42 '*'}, divert_rule = 0,
retval = 3224243451}
#5 0xc01e8234 in swi_net (dummy=0x0) at ../../../net/netisr.c:236
ni = (struct netisr *) 0xc0315390
m = (struct mbuf *) 0xc1857c00
bits = 0
i = 0
#6 0xc0172f42 in ithread_loop (arg=0xc1831d80)
at ../../../kern/kern_intr.c:536
ithd = (struct ithd *) 0xc1831d80
ih = (struct intrhand *) 0xc1838440
td = (struct thread *) 0xc1843960
p = (struct proc *) 0xc1842be8
#7 0xc0172044 in fork_exit (callout=0xc1838440, arg=0x0, frame=0x0)
at ../../../kern/kern_fork.c:871
td = (struct thread *) 0x0
p = (struct proc *) 0xc1831d80
(kgdb) melati#
Script done on Wed Mar 12 00:38:39 2003
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