Public bug reported: squid just aborted (again) on one of the www.ubuntu.com front ends. It's running a lightly patched version of lucid's 2.7.STABLE7-1ubuntu12. Looking at the crash and the code in storeLocateVaryRead(), I'm pretty confident our local patch[1] isn't the source of the problem.
Backtrace follows: #0 0x00007f50b0a25a75 in *__GI_raise (sig=<value optimised out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 #1 0x00007f50b0a295c0 in *__GI_abort () at abort.c:92 #2 0x00007f50b0a1e941 in *__GI___assert_fail (assertion=0x7f50b1b6ca09 "n", file=<value optimised out>, line=616, function=0x7f50b1b88de8 "@") at assert.c:81 #3 0x00007f50b1b5b540 in xstrndup ( s=0x7f51113fcd9c "\n<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />\n <title>Homepage | Ubuntu</title>\n <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />\n<meta name=\"mod"..., n=0) at util.c:616 #4 0x00007f50b1b1fa4e in storeLocateVaryRead (data=0x7f50e2b25098, buf=<value optimised out>, size=<value optimised out>) at store.c:879 #5 0x00007f50b1b20ad3 in storeClientCallback (sc=0x7f510a06ee48, sz=4096) at store_client.c:146 #6 0x00007f50b1b3bab2 in storeAufsReadDone (fd=<value optimised out>, my_data=0x7f50f96b0ec8, buf=<value optimised out>, len=<value optimised out>, errflag=0) at aufs/store_io_aufs.c:400 #7 0x00007f50b1b3e06a in aioCheckCallbacks (SD=<value optimised out>) at aufs/async_io.c:319 #8 0x00007f50b1b236be in storeDirCallback () at store_dir.c:511 #9 0x00007f50b1aca1e0 in comm_select (msec=127) at comm_generic.c:377 #10 0x00007f50b1afc6bc in main (argc=<value optimised out>, argv=<value optimised out>) at main.c:883 This seems very similar to: http://squid-web-proxy-cache.1019090.n4.nabble.com/Squid-crashes-core- dumps-and-restarts-automatically-about-once-a-day-td1040891.html I've attached the full output from 'bt' and 'bt full' in gdb. -- [1] http://paste.ubuntu.com/888430/ - a variant of which was merged into upstream squid 2 ** Affects: squid (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/958210 Title: squid ABRT due to storeLocateVaryRead() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/squid/+bug/958210/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs