search for: hdr_r

I found imap core in coredump dir: (gdb) bt #0 0x00000000004abdea in message_parse_header_next (ctx=0x79c150, hdr_r=0x7fffffffe478) at message-header-parser.c:114 #1 0x00000000004a8193 in read_header (mstream=0x795330) at istream-header-filter.c:162 #2 0x00000000004a84e7 in i_stream_header_filter_read (stream=0x795330) at istream-header-filter.c:288 #3 0x00000000004bc216 in i_stream_read (stream=0x795380) at...

...from the June 16 CVS, it also happens with June 15 but not with June 8. Basically, imap segfaults when opening my mbox. Some details are below: Core was generated by `imap'. Program terminated with signal 11, Segmentation fault. #0 0x08094e5c in message_parse_header_next (ctx=0x80c8e10, hdr_r=0xbffff64c) at message-parser.c:755 755 if (msg[0] == '\n' || (gdb) bt full #0 0x08094e5c in message_parse_header_next (ctx=0x80c8e10, hdr_r=0xbffff64c) at message-parser.c:755 msg = (const unsigned char *) 0x0 i = Variable &quot...

...e). The user didn't complain of anything, I've just found the error in the logs and the core file. Regards, Diego. ---- Core was generated by `/usr/libexec/dovecot/imap'. Program terminated with signal 11, Segmentation fault. #0 0x080c8d41 in message_parse_header_next (ctx=0x8774fa0, hdr_r=0xbfa438e0) at message-header-parser.c:114 114 if (msg[0] == '\n' || (gdb) bt full #0 0x080c8d41 in message_parse_header_next (ctx=0x8774fa0, hdr_r=0xbfa438e0) at message-header-parser.c:114 msg = (const unsigned char *) 0x0 i = <value optimiz...

...t; mbox namespace to my dovecot setup, so that people can put their old mail into a slightly more inode-friendly box. When querying the STATUS on one of these boxes, I got a sigsegv: Program received signal SIGSEGV, Segmentation fault. 0x0000000000454d24 in message_parse_header_next (ctx=0x59e500, hdr_r=0x7fbffff420) at message-parser.c:759 759 if (msg[0] == '\n' || (gdb) bac #0 0x0000000000454d24 in message_parse_header_next (ctx=0x59e500, hdr_r=0x7fbffff420) at message-parser.c:759 #1 0x00000000004297bb in mbox_sync_parse_next_mail (input=0x59e218, ctx=0x7fb...

...e_r=size_r at entry=0x7fffffffdbf0, threshold=threshold at entry=1) at istream.c:745 #18 0x00007ffff73573f8 in i_stream_read_bytes (wanted=2, size_r=0x7fffffffdbf0, data_r=0x7fffffffdbe8, stream=<optimized out>) at ../../src/lib/istream.h:217 #19 message_parse_header_next (ctx=0x55555584ca70, hdr_r=hdr_r at entry=0x7fffffffdc50) at message-header-parser.c:85 #20 0x00007ffff7357dd2 in message_parse_header (input=<optimized out>, hdr_size=hdr_size at entry=0x0,flags=flags at entry=MESSAGE_HEADER_PARSER_FLAG_CLEAN_ONELINE, callback=callback at entry=0x7ffff76f2310 <search_header&gt...

...55a2a1801560) at istream.c:174 #19 0x00007f7447aeaa3d in i_stream_read_data (stream=0x55a2a1801560, data_r=data_r at entry=0x7ffc16d917a8, size_r=size_r at entry=0x7ffc16d917b0, threshold=threshold at entry=1) at istream.c:569 #20 0x00007f7447abc27f in message_parse_header_next (ctx=0x55a2a17c04c0, hdr_r=hdr_r at entry=0x7ffc16d91810) at message-header-parser.c:84 #21 0x00007f7447abcc9f in message_parse_header (input=<optimized out>, hdr_size=hdr_size at entry=0x55a2a17d7398, flags=flags at entry=(MESSAGE_HEADER_PARSER_FLAG_SKIP_INITIAL_LWSP | MESSAGE_HEADER_PARSER_FLAG_DROP_CR), callback...

...at entry=0x7fffffffdbf0, threshold=threshold at entry=1) at istream.c:745 > #18 0x00007ffff73573f8 in i_stream_read_bytes (wanted=2, size_r=0x7fffffffdbf0, data_r=0x7fffffffdbe8, stream=<optimized out>) at ../../src/lib/istream.h:217 > #19 message_parse_header_next (ctx=0x55555584ca70, hdr_r=hdr_r at entry=0x7fffffffdc50) at message-header-parser.c:85 > #20 0x00007ffff7357dd2 in message_parse_header (input=<optimized out>, hdr_size=hdr_size at entry=0x0,flags=flags at entry=MESSAGE_HEADER_PARSER_FLAG_CLEAN_ONELINE, > callback=callback at entry=0x7ffff76f2310 <search...

...e_r=size_r at entry=0x7fffffffdc10, threshold=threshold at entry=1) at istream.c:745 #18 0x00007ffff734ba58 in i_stream_read_bytes (wanted=2, size_r=0x7fffffffdc10, data_r=0x7fffffffdc08, stream=<optimized out>) at ../../src/lib/istream.h:217 #19 message_parse_header_next (ctx=0x555555869db0, hdr_r=hdr_r at entry=0x7fffffffdc70) at message-header-parser.c:85 #20 0x00007ffff734c432 in message_parse_header (input=<optimized out>, hdr_size=hdr_size at entry=0x0, flags=flags at entry=MESSAGE_HEADER_PARSER_FLAG_CLEAN_ONELINE, callback=callback at entry=0x7ffff76f1aa0 <search_header&g...

...a_r at entry=0x7ffc6c9df6d8, size_r=size_r at entry=0x7ffc6c9df6e0, threshold=threshold at entry=1) at istream.c:563 ret = <optimized out> read_more = false __FUNCTION__ = "i_stream_read_data" #15 0x00007f328d303042 in message_parse_header_next (ctx=0x7e2ee0, hdr_r=hdr_r at entry=0x7ffc6c9df780) at message-header-parser.c:84 line = 0x7e2ee0 msg = 0x7dd2f2 "XQgc2UgbWFwb3ZhdCBha3R1YWxuaSBwb2tyeXRpIHNpZ25hbHUgbmVtYSBzbXlzbCwg\namVkbmFrIHNlIHN0YWxlIG1lbmkgYQpwb3RyZWJuYSBkYXRhIG8gbmFzdGF2ZW5pIHZ5a29udSBh\nIHNtZXJvdmFuaSBhbnRlbiB6bmEgamVub20gb3...

...e_r=size_r at entry=0x7fffffffdc20, threshold=threshold at entry=1) at istream.c:745 #18 0x00007ffff73519c8 in i_stream_read_bytes (wanted=2, size_r=0x7fffffffdc20, data_r=0x7fffffffdc18, stream=<optimized out>) at ../../src/lib/istream.h:217 #19 message_parse_header_next (ctx=0x55555582e580, hdr_r=hdr_r at entry=0x7fffffffdc80) at message-header-parser.c:85 #20 0x00007ffff735239f in message_parse_header (input=<optimized out>, hdr_size=hdr_size at entry=0x0, flags=flags at entry=MESSAGE_HEADER_PARSER_FLAG_CLEAN_ONELINE, callback=callback at entry=0x7ffff76f2cb0 <search_header&g...

...ld-elf.so.1 #0 0x00000000109d54ac in __res_pquery () from /lib/libc.so.6 (gdb) bt #0 0x00000000109d54ac in __res_pquery () from /lib/libc.so.6 #1 0x00000000004a8e1b in i_panic (format=0x4d60e0 "Tue") at failures.c:191 #2 0x00000000004a0149 in message_parse_header_next (ctx=0x18c3f00, hdr_r=0x7fffffffdff0) at message-header-parser.c:341 #3 0x00000000004a11e9 in parse_content_type (ctx=0x600180, hdr=0x0) at message-parser.c:441 #4 0x00000000004a1bb6 in message_parser_init_from_parts (parts=0x450f848, input=0x7fffffffe0c0, hdr_flags=32767, flags=16769184) at message-parser.c:718...

...ream=0x80c3be8) at istream-header-filter.c:170 #10 0x0809a293 in i_stream_read (stream=0x80c3c0c) at istream.c:51 #11 0x0809a4d1 in i_stream_read_data (stream=0x80c3c0c, data=0xbffff7c4, size=0xbffff7c8, threshold=58) at istream.c:229 #12 0x08092f5f in message_parse_header_next (ctx=0x80c1920, hdr_r=0xbffff7f8) at message-parser.c:735 #13 0x0809363e in message_parse_header (part=0x0, input=0x80c3c0c, hdr_size=0x0, callback=0x80757c0 <search_header>, context=0xbffff880) at message-parser.c:655 ---Type <return> to continue, or q <return> to quit--- #14 0x08075640...

...3c13efef0) at istream-header-filter.c:246 orig_matched = true matched = true max_buffer_size = <optimized out> ret = <optimized out> hdr = 0x5563c13d55a0 highwater_offset = <optimized out> ret2 = <optimized out> hdr_ret = 1 #11 i_stream_header_filter_read (stream=0x5563c13efef0) at istream-header-filter.c:425 mstream = 0x5563c13efef0 #12 0x00007f3a7c3717e3 in i_stream_read (stream=stream at entry=0x5563c13eff60) at istream.c:174 _stream = 0x5563c13efef0 old_size = 42 ret = <opt...

...#8 0x080c7edd in i_stream_read_data (stream=0x8118cf0, data_r=0xbf941e68, size_r=0xbf941e64, threshold=65) at istream.c:299 ret = -1080811928 read_more = false __PRETTY_FUNCTION__ = "i_stream_read_data" #9 0x080bbcdc in message_parse_header_next (ctx=0x81118f0, hdr_r=0xbf941ec0) at message-header-parser.c:89 msg = ( const unsigned char *) 0x811292f "qan4iKSQ1jgszBF7yO1N1FgdflELgOSeaEzr+P+aEXdIbk/ooMFh+wew7C5rzd2W+AfY+P7e\n3el1/64bLf+hadyHUxkt3auVaT3Y6zcoxZaSmY1gEydp4JcyEVNapSNbsWFKYUTSJiju10VF\nkBLd+JYm8PvXkDSplAEe9MRASmX2Jzt/zG6b39O5byfU5IA6J...

After some investigation, it turns out it is non trivial to install dovecot-dbg on debian jessie. Sorry I can't investigate further. Jason Aki Tuomi wrote on 25/3/19 6:12 pm: > Can you install dovecot-dbg and try gdb again? > > Aki > > On 25.3.2019 3.20, Jason Lewis via dovecot wrote: >> Hi, >> >> I've been having an issue with the indexer giving me

...; #8 0x080c8a4d in i_stream_read_data (stream=0x810c518, data_r=0xbfa4e708, size_r=0xbfa4e704, threshold=30) at istream.c:322 ret = -1079711992 read_more = false __PRETTY_FUNCTION__ = "i_stream_read_data" #9 0x080bc75c in message_parse_header_next (ctx=0x811cc58, hdr_r=0xbfa4e760) at message-header-parser.c:89 msg = ( const unsigned char *) 0x8111564 "\t\t\t\t\t\t\t<p>Gefahrenquelle vermeiden/beseitigen/reduzieren</p>\n\t\t\t\t\t\t\t<p><u>D </u><b>D</b><br />\n\t\t\t\t\t\t\t<u> </u></...

Hi, got the following with beta4 while uploading messages from a local mbox to the dovecot server in my LAN, tested with mutt and sylpheed, the same action works with 1.2.11: Mar 29 13:42:46 [dovecot] imap(juergen): Panic: stream doesn't support seeking backwards Mar 29 13:42:46 [dovecot] imap(juergen): Raw backtrace: /usr/lib/dovecot/libdovecot.so.0 [0xb76b7ec4] ->