[Varnish] #784: Varnish crash at HSH_Lookup()
Varnish
varnish-bugs at varnish-cache.org
Mon Feb 7 14:27:02 CET 2011
#784: Varnish crash at HSH_Lookup()
----------------------+-----------------------------------------------------
Reporter: censored | Owner: perbu
Type: defect | Status: new
Priority: normal | Milestone:
Component: varnishd | Version: 2.1.3
Severity: normal | Keywords: varnishd HSH_Lookup died
----------------------+-----------------------------------------------------
Changes (by phk):
* owner: phk => perbu
Old description:
> On debian 5.0, Linux 2.6.33.7. varnishd crashes in HSH_Lookup().
>
> {{{
> -a :55555
> -T localhost:4092
> -f /etc/varnish/default.vcl
> -s malloc,880G
> -p thread_pools=4
> -p thread_pool_min=200
> -p thread_pool_max=2400
> -p thread_pool_add_delay=2
> -p lru_interval=20"
>
> --default.vcl--
> backend default {
> .host = "6.6.6.6";
> .port = "80";
> }
>
> sub vcl_recv {
> unset req.http.cookie;
>
> if (req.request == "HEAD") {
> return(pass);
> }
> }
> --EOF--
>
> syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child (25316) not
> responding to ping, killing it.
> syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child (25316) died
> signal=6
> syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child (25316)
> Panic message: Assert error in HSH_Lookup(), cache_hash.c line 374:#012
> Condition((o)->magic == 0x32851d42) not true.#012
> thread = (cache-worker)#012
> ident = Linux,2.6.33.7,x86_64,-smalloc,-hcritbit,epoll#012
> Backtrace:#012
>
> 0x424608: /usr/sbin/varnishd [0x424608]#012
> 0x41e2df: /usr/sbin/varnishd(HSH_Lookup+0x2ff) [0x41e2df]#012
> 0x412c9b: /usr/sbin/varnishd [0x412c9b]#012
> 0x4151ad: /usr/sbin/varnishd(CNT_Session+0x38d) [0x4151ad]#012
> 0x426a48: /usr/sbin/varnishd [0x426a48]#012
> 0x425d23: /usr/sbin/varnishd [0x425d23]#012
> 0x7fe04e3aafc7: /lib/libpthread.so.0 [0x7fe04e3aafc7]#012
> 0x7fe04dc8564d: /lib/libc.so.6(clone+0x6d) [0x7fe04dc8564d]#012
> sp = 0x7fdede746008 {#012
> fd = 198, id = 198, xid = 159666020,#012
> client = 1.1.1.1:25723,#012 step = STP_LOOKUP,#012
> handling = hash,#012
> restarts = 0, esis = 0#012
> ws = 0x7fdede746078 { #012
> id = "sess",#012
> {s,f,r,e} = {0x7fdede746cd0,+288,(nil),+65536},#012 },#012
> http[req] = {#012
> ws = 0x7fdede746078[sess]#012
> "GET",#012
> "/static/file.png",#012
> "HTTP/1.1",#012
> "Accept-Encoding: gzip",#012
> "User-Agent: Jakarta Commons-HttpClient/3.1",#012
> "Host: foo.bar.com",#012
> "X-Forwarded-For: 4.4.4.4, 1.1.1.1",#012
> },#012
> worker = 0x7fccc53a3e70 {#012
> ws = 0x7fccc53a3fe0 { #012
> id = "wrk",#012
> {s,f,r,e} = {0x7fccc5391e10,0x7fccc5391e10,(nil),+65536},#012
> },#012
> },#012
> vcl = {#012
> srcname = {#012
> "input",#012
> "Default",#012
> },#012
> },#012
> },#012
>
> syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child cleanup complete
> syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: child (2662) Started
> }}}
New description:
On debian 5.0, Linux 2.6.33.7. varnishd crashes in HSH_Lookup().
{{{
-a :55555
-T localhost:4092
-f /etc/varnish/default.vcl
-s malloc,880G
-p thread_pools=4
-p thread_pool_min=200
-p thread_pool_max=2400
-p thread_pool_add_delay=2
-p lru_interval=20"
--default.vcl--
backend default {
.host = "6.6.6.6";
.port = "80";
}
sub vcl_recv {
unset req.http.cookie;
if (req.request == "HEAD") {
return(pass);
}
}
--EOF--
syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child (25316) not
responding to ping, killing it.
syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child (25316) died
signal=6
syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child (25316)
Panic message: Assert error in HSH_Lookup(), cache_hash.c line 374:#012
Condition((o)->magic == 0x32851d42) not true.#012
thread = (cache-worker)#012
ident = Linux,2.6.33.7,x86_64,-smalloc,-hcritbit,epoll#012
Backtrace:#012
0x424608: /usr/sbin/varnishd [0x424608]#012
0x41e2df: /usr/sbin/varnishd(HSH_Lookup+0x2ff) [0x41e2df]#012
0x412c9b: /usr/sbin/varnishd [0x412c9b]#012
0x4151ad: /usr/sbin/varnishd(CNT_Session+0x38d) [0x4151ad]#012
0x426a48: /usr/sbin/varnishd [0x426a48]#012
0x425d23: /usr/sbin/varnishd [0x425d23]#012
0x7fe04e3aafc7: /lib/libpthread.so.0 [0x7fe04e3aafc7]#012
0x7fe04dc8564d: /lib/libc.so.6(clone+0x6d) [0x7fe04dc8564d]#012
sp = 0x7fdede746008 {#012
fd = 198, id = 198, xid = 159666020,#012
client = 1.1.1.1:25723,#012 step = STP_LOOKUP,#012
handling = hash,#012
restarts = 0, esis = 0#012
ws = 0x7fdede746078 { #012
id = "sess",#012
{s,f,r,e} = {0x7fdede746cd0,+288,(nil),+65536},#012 },#012
http[req] = {#012
ws = 0x7fdede746078[sess]#012
"GET",#012
"/static/file.png",#012
"HTTP/1.1",#012
"Accept-Encoding: gzip",#012
"User-Agent: Jakarta Commons-HttpClient/3.1",#012
"Host: foo.bar.com",#012
"X-Forwarded-For: 4.4.4.4, 1.1.1.1",#012
},#012
worker = 0x7fccc53a3e70 {#012
ws = 0x7fccc53a3fe0 { #012
id = "wrk",#012
{s,f,r,e} = {0x7fccc5391e10,0x7fccc5391e10,(nil),+65536},#012
},#012
},#012
vcl = {#012
srcname = {#012
"input",#012
"Default",#012
},#012
},#012
},#012
syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: Child cleanup complete
syslog.1:Sep 27 03:40:28 varnish1 varnishd[7667]: child (2662) Started
}}}
--
Comment:
This seems like useful doc material for an obscure config-issue, should go
in sphinx-docs somewhere.
--
Ticket URL: <http://www.varnish-cache.org/trac/ticket/784#comment:7>
Varnish <http://varnish-cache.org/>
The Varnish HTTP Accelerator
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