From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail231.csoft.net (mail231.csoft.net [66.216.5.135]) by sourceware.org (Postfix) with ESMTPS id 1B7123858C66 for ; Fri, 24 May 2024 22:38:31 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 1B7123858C66 Authentication-Results: sourceware.org; dmarc=pass (p=reject dis=none) header.from=jdrake.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=jdrake.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 1B7123858C66 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=66.216.5.135 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1716590314; cv=none; b=A3J6H5F5IiZnGc5JyevN0iBTAmcYnFKBjpQcAi2w/1rKAD83nMl1gY7uGB50QiO2lhy4VaoPDt0RkzplKDEyz6DI3YSPIaMyGhpKCxhvXhL0EHiVBxI2ukX1MZjwez1FI6UxQBQlf8QYUpgVHsZhkg3MJf8GsbW8JeBO7F70LAI= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1716590314; c=relaxed/simple; bh=2XWhos0xLo6CdAHtP7+aSdNzewXdp+x11DTbq/msBbo=; h=DKIM-Signature:Date:From:To:Subject:Message-ID:MIME-Version; b=ai+b21Vz1pz5uJdXZm/7gvSj5FIy1KmKBnqa996H/Y5HbbARRPB6U+QADXnA/JCjC9WzIxBr/fNZT8baBI2v1Nlrkb3hMyjLcM5+FsfaLawnez6B67TzyxWrFQC8Cbg1nfnYPYiPE1ao0OMnogPPuBUVaQnXlDflmYs1+zcFnaE= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from mail231.csoft.net (localhost [127.0.0.1]) by mail231.csoft.net (Postfix) with ESMTP id E1C7445AF8; Fri, 24 May 2024 18:38:30 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=jdrake.com; h=date:from:to :cc:subject:in-reply-to:message-id:references:mime-version :content-type; s=csoft; bh=s8hTbaI9y8ZuGrEq+5YEO0u8/58=; b=HE2YQ Su4rFt/EMR6ii98d58saraJ1I3tQzMHpgwpJHdafZqjXS9oxhUhtco2mbnTzZ1QG Zprc6Nnw38MY2iRlptw/4GzKqGSNMbMcBK4Aa9UIdpD69ky//3VYeEhhCLF9yf85 lgCqp2NFrBGbFDrx3UI7jqXYeOMahbCoahmYIE= Received: from mail231 (mail231 [66.216.5.135]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA512) (No client certificate requested) (Authenticated sender: jeremyd) by mail231.csoft.net (Postfix) with ESMTPSA id B69BC45ABD; Fri, 24 May 2024 18:38:30 -0400 (EDT) Date: Fri, 24 May 2024 15:38:29 -0700 (PDT) From: Jeremy Drake X-X-Sender: jeremyd@resin.csoft.net To: Takashi Yano cc: cygwin@cygwin.com Subject: Re: frequent hangs running ldd In-Reply-To: <199f58b5-be55-a490-b94c-8b1ec7ff10fe@jdrake.com> Message-ID: <74e13efb-885a-3a90-f530-a6aa14bc5953@jdrake.com> References: <20240525045424.ac58c0ff5e325706b2a5f014@nifty.ne.jp> <0bd2f49b-93f6-7db4-32b6-7f3021db211e@jdrake.com> <20240525071739.167d0f2b66b3dd8d2313be19@nifty.ne.jp> <199f58b5-be55-a490-b94c-8b1ec7ff10fe@jdrake.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="0-779495523-1716590310=:53303" X-Spam-Status: No, score=-3.6 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --0-779495523-1716590310=:53303 Content-Type: text/plain; charset=US-ASCII On Fri, 24 May 2024, Jeremy Drake wrote: > Windbg reports that ldh.exe is already being debugged. I was able to do a > "non-invasive" attach to ldh.exe in windbg, but it doesn't seem to be able > to deal with the split debug symbols (gnulink?). I don't know if gdb can > do a non-invasive attach like that (or open a minidump assuming one could > be made from a non-invasize attach in windbg). Seems it can, and at least lldb can load a minidump (unfortunately it's not showing source file/line info like gdb does): (lldb) bt * thread #1, stop reason = Exception 0x80000007 encountered at address 0x000000 * frame #0: 0x0000000180178837 msys-2.0.dll`cygheap_init() frame #1: 0x0000000180178b89 msys-2.0.dll`setup_cygheap() frame #2: 0x00000001800488bd msys-2.0.dll`dll_crt0_0() frame #3: 0x000000018007197c msys-2.0.dll`dll_entry(h=0x0000000180040000, reason=, static_load=) frame #4: 0x00007ffece99869f ntdll.dll`RtlActivateActivationContextUnsafeFast + 303 frame #5: 0x00007ffece9dd03d ntdll.dll`RtlEnumerateEntryHashTable + 957 frame #6: 0x00007ffece9dcdee ntdll.dll`RtlEnumerateEntryHashTable + 366 frame #7: 0x00007ffece9dce60 ntdll.dll`RtlEnumerateEntryHashTable + 480 frame #8: 0x00007ffece9dce60 ntdll.dll`RtlEnumerateEntryHashTable + 480 frame #9: 0x00007ffece9dce60 ntdll.dll`RtlEnumerateEntryHashTable + 480 frame #10: 0x00007ffece9dce60 ntdll.dll`RtlEnumerateEntryHashTable + 480 frame #11: 0x00007ffece99d62d ntdll.dll`RtlCopyUnicodeString + 1293 frame #12: 0x00007ffece998940 ntdll.dll`RtlImageRvaToSection + 592 frame #13: 0x00007ffece988cac ntdll.dll`RtlUnicodeToCustomCPN + 1020 frame #14: 0x00007ffece99a25a ntdll.dll`LdrLoadDll + 250 frame #15: 0x00007ffecbe961e2 KERNELBASE.dll`LoadLibraryExW + 370 frame #16: 0x00007ff6df3414ba ldh.exe frame #17: 0x00007ff6df3412ee ldh.exe frame #18: 0x00007ff6df341406 ldh.exe frame #19: 0x00007ffecdc6257d kernel32.dll`BaseThreadInitThunk + 29 frame #20: 0x00007ffece9caa48 ntdll.dll`RtlUserThreadStart + 40 --0-779495523-1716590310=:53303 Content-Type: text/plain; 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