Panic: IMAP(user): file message-parser.c: line 684
(preparsed_parse_next_header_init): assertion failed: (ctx->part-

physical_pos >= ctx->input->v_offset)

Linux 2.6.24-19-386 Maildir on ext3

Looks similar to but different from http://dovecot.org/list/dovecot/2008-June/031523.html .

#0 0xb7faf410 in __kernel_vsyscall () #1 0xb7e6f085 in raise () from /lib/tls/i686/cmov/libc.so.6 #2 0xb7e70a01 in abort () from /lib/tls/i686/cmov/libc.so.6 #3 0x080d2b65 in default_fatal_finish (type=<value optimized out>,
status=0) at failures.c:149 #4 0x080d2bba in i_internal_fatal_handler (type=LOG_TYPE_PANIC,
status=0, fmt=0x80e5fec "file %s: line %d (%s): assertion failed: (%s)", args=0xbfb4b1d4 "\017L\017\b?\002") at failures.c:423 #5 0x080d246c in i_panic ( format=0x80e5fec "file %s: line %d (%s): assertion failed: (%s)") at failures.c:190 #6 0x080cc246 in preparsed_parse_next_header_init (ctx=0x812b650, block_r=0xbfb4b24c) at message-parser.c:684 #7 0x080cbc0d in message_parser_parse_next_block (ctx=0x812b650, block_r=0xbfb4b24c) at message-parser.c:753 #8 0x080cbd5e in message_parser_parse_body (ctx=0x812b650, hdr_callback=0x80968a0 , context=0x812e658) at message-parser.c:816 #9 0x08097f21 in index_mail_parse_body (mail=0x8122668, field=MAIL_CACHE_IMAP_BODYSTRUCTURE) at index-mail.c:753 #10 0x08098026 in index_mail_parse_bodystructure (mail=0x8122668, field=MAIL_CACHE_IMAP_BODYSTRUCTURE) at index-mail.c:860 #11 0x0809852c in index_mail_get_special (_mail=0x8122668, field=MAIL_FETCH_IMAP_BODYSTRUCTURE, value_r=0xbfb4b370) at index-mail.c:983 #12 0x08078a18 in maildir_mail_get_special (_mail=0x6, field=0, value_r=0xbfb4b370) at maildir-mail.c:437 #13 0x080643f4 in fetch_bodystructure (ctx=0x810b708, mail=0x8122668, context=0x0) at imap-fetch.c:450 #14 0x08064960 in imap_fetch (ctx=0x810b708) at imap-fetch.c:309 #15 0x0805e44e in cmd_fetch (cmd=0x810b670) at cmd-fetch.c:152 #16 0x080625cc in client_command_input (cmd=0x810b670) at client.c:580 #17 0x08062675 in client_command_input (cmd=0x810b670) at client.c:629 #18 0x08062e43 in client_handle_input (client=0x810b418) at client.c:670 #19 0x0806305e in client_input (client=0x810b418) at client.c:725 #20 0x080da4a7 in io_loop_handler_run (ioloop=0x8109a60) at ioloop- epoll.c:201 #21 0x080d9628 in io_loop_run (ioloop=0x8109a60) at ioloop.c:308 #22 0x0806ab5d in main (argc=Cannot access memory at address 0x2acc ) at main.c:293 (gdb) frame 6 #6 0x080cc246 in preparsed_parse_next_header_init (ctx=0x812b650, block_r=0xbfb4b24c) at message-parser.c:684 684 i_assert(ctx->part->physical_pos >= ctx->input->v_offset); (gdb) p ctx $1 = (struct message_parser_ctx *) 0x812b650 (gdb) p ctx->input $2 = (struct istream *) 0x8113618 (gdb) p ctx->part $3 = (struct message_part *) 0x812e7c0 (gdb) p *ctx $4 = {parser_pool = 0x812b638, part_pool = 0x0, input = 0x8113618, parts = 0x812e730, part = 0x812e7c0, hdr_flags = 3, flags = MESSAGE_PARSER_FLAG_SKIP_BODY_BLOCK, last_boundary = 0x0, boundaries = 0x0, skip = 0, last_chr = 0 '\0', want_count = 0, hdr_parser_ctx = 0x0, parse_next_block = 0x80cc1e0 , part_seen_content_type = 0, broken = 1} (gdb) p *ctx->part $5 = {parent = 0x812e778, next = 0x0, children = 0x0, physical_pos =
688, header_size = {physical_size = 90, virtual_size = 93, lines = 0}, body_size = {physical_size = 505, virtual_size = 514, lines = 9}, flags = 72, context = 0x0} (gdb) p *ctx->input $6 = {v_offset = 759, stream_errno = 0, mmaped = 0, blocking = 1,
closed = 0, seekable = 1, eof = 0, real_stream = 0x81135f0}