On Thu, Nov 4, 2010 at 9:10 PM, Nick Mathewson <ni...@freehaven.net> wrote:
> Assuming that it now crashes in a different place from where it used
> to crash -- that is, at ASSERT_VALID_REQUEST in evdns_cancel, I've got
> an updated patch, attached below. Third time is maybe the charm.
Yeah, it seems to work now with regard to resolve_ipv4 requests but
still crashes when getaddrinfo is involved:
[err] /home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/evdns.c:4183:
Assertion req->type == DNS_IPv4_A || req->type == DNS_IPv6_AAAA failed
in evdns_getaddrinfo_gotresolve
#1 0x004d2651 in *__GI_raise (sig=6) at
../nptl/sysdeps/unix/sysv/linux/raise.c:64
resultvar = <value optimized out>
pid = 6283252
selftid = 29955
#2 0x004d5a82 in *__GI_abort () at abort.c:92
act = {__sigaction_handler = {sa_handler = 0x517ecd
<*__GI___libc_free+109>, sa_sigaction = 0x517ecd
<*__GI___libc_free+109>}, sa_mask = {
__val = {0, 5996665, 14475252, 143980780, 3218782728,
14466774, 144719192, 1662964, 3218782744, 134908410, 3077489644,
3077249996,
3218782744, 3218782672, 3077249996, 3077489644, 0,
14475252, 136822960, 0, 3218782776, 14460347, 3077267500, 3077489644,
3218782840, 1335772, 3077489644, 3077489644, 0,
14460298, 14475252, 143915824}}, sa_flags = -1076184456, sa_restorer =
0xdcacef <g_switch+159>}
sigs = {__val = {32, 0 <repeats 31 times>}}
#3 0x0017a105 in event_exit (errcode=-559030611) at
/home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/log.c:79
No locals.
#4 0x0017a137 in event_errx (eval=-559030611, fmt=0x190d44 "%s:%d:
Assertion %s failed in %s")
at /home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/log.c:136
No locals.
#5 0x00188a96 in evdns_getaddrinfo_gotresolve (result=0, type=3
'\003', count=1, ttl=10000, addresses=0x8a0391c, arg=0x8a02eb8)
at /home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/evdns.c:4243
i = <value optimized out>
other_req = 0x89bf79c
data = 0x5ff3f8
res = <value optimized out>
sin = {sin_family = 41592, sin_port = 22, sin_addr = {s_addr =
6288320}, sin_zero = "\000\000\000\000\001\000\000"}
sin6 = {sin6_family = 24564, sin6_port = 25, sin6_flowinfo =
3077143660, sin6_addr = {__in6_u = {
__u6_addr8 =
"\350\273ڿ\273\256\025\000\000\000\000\000\017\000\000", __u6_addr16 =
{48104, 49114, 44731, 21, 0, 0, 15, 0},
__u6_addr32 = {3218783208, 1420987, 0, 15}}}, sin6_scope_id = 0}
sa = <value optimized out>
socklen = -1076184216
addrlen = 1662964
addrp = 0x80fdeb8
err = 0
__func__ = "evdns_getaddrinfo_gotresolve"
#6 0x00183d3b in reply_run_callback (d=0x8a038e8, user_pointer=0x6)
at /home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/evdns.c:757
__func__ = "reply_run_callback"
#7 0x0016f491 in event_process_deferred_callbacks (base=0x89b2610,
flags=<value optimized out>)
at /home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/event.c:1326
count = 0
cb = 0x8a038e8
#8 event_process_active (base=0x89b2610, flags=<value optimized out>)
at /home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/event.c:1365
i = 0
c = 0
#9 event_base_loop (base=0x89b2610, flags=<value optimized out>) at
/home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/event.c:1550
evsel = 0x195e40
tv = {tv_sec = 0, tv_usec = 152}
tv_p = <value optimized out>
res = <value optimized out>
retval = <value optimized out>
---Type <return> to continue, or q <return> to quit---
__func__ = "event_base_loop"
#10 0x0016fbd5 in event_base_dispatch (event_base=0x89b2610) at
/home/denis/src/libevent-all/libevent-2.0.8-rc-patch2/event.c:1381
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