From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: festerdam@posteo.net Newsgroups: gmane.lisp.guile.bugs Subject: bug#60488: string-ref segfaults with n < 0 on Guile 3.0.8 Date: Mon, 02 Jan 2023 04:24:22 +0000 Message-ID: <2df76f461d737a55a19dd9c4eba8ea1a@posteo.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="20716"; mail-complaints-to="usenet@ciao.gmane.io" To: 60488@debbugs.gnu.org Original-X-From: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Mon Jan 02 09:54:29 2023 Return-path: Envelope-to: guile-bugs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pCGaT-0005G8-KP for guile-bugs@m.gmane-mx.org; Mon, 02 Jan 2023 09:54:29 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pCGa5-0006KX-Vq; 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Mon, 2 Jan 2023 05:24:22 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1672633463; bh=ILkNpUH9Smv+Ir60djtO1UEGXKK2U82hIMr+6SpvERI=; h=Date:From:To:Subject:From; b=SYuspwssHHNCSnjRpmXVwnvVkmjpaZEEoCOuiCpFkH3m1KuFWR7gGJtB4T4UZnPbe MYMUwZAoCGvf3HZwMpdEY1M9cAkGQyiA+ojx8aWvG4Wn4aRujJJRY673fPtzOlVenA a6WyryF0SItRPbXQ3/OYqtAdIOnBq8dMDM+L/AXYJdccXkh5QHd3j7q5kGG+cmE72s 8ThdMqGEBYjYdge90ye+B8nz3ogruFUhWMljroG/z/mGFPdp1ZqIL/yzJQuoJ53/mg GM48chYxBrkjKz/IJGBsQ++5NGbQ9D7v4MbaNC7KM1Mv5W3sLsbeJEklBW80JY+a7w kfay9EukK0wfw== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4NljS62jSBz6tmB for ; Mon, 2 Jan 2023 05:24:22 +0100 (CET) In-Reply-To: Received-SPF: pass client-ip=185.67.36.65; envelope-from=festerdam@posteo.net; helo=mout01.posteo.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Mon, 02 Jan 2023 03:53:53 -0500 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.lisp.guile.bugs:10494 Archived-At: On 02.01.2023 05:12, festerdam@posteo.net wrote: > The following code results in a segmentation fault on Guile > 3.0.8-deb+3.0.8-2 (obtained from the Debian repositories): > (string-ref "my string" -3) > > gdb's backtrace is the following: > > #0 0x00007ffff7f1bcc5 in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #1 0x00007ffff7f26c49 in scm_call_n () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #2 0x00007ffff7e97b29 in scm_apply_0 () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #3 0x00007ffff7f15966 in scm_throw () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #4 0x00007ffff7f174e9 in scm_ithrow () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #5 0x00007ffff7e94735 in scm_error_scm () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #6 0x00007ffff7e94790 in scm_error () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #7 0x00007ffff7ee19e7 in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #8 0x00007ffff7ee208b in scm_to_uint64 () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #9 0x00007ffff7f1c5e4 in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #10 0x00007ffff7f26c49 in scm_call_n () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #11 0x00007ffff7e93a97 in scm_primitive_eval () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #12 0x00007ffff7e99a86 in scm_eval () > from /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #13 0x00007ffff7ef91c6 in scm_shell () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #14 0x00007ffff7ea865c in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #15 0x00007ffff7e91f6a in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #16 0x00007ffff7f194e8 in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #17 0x00007ffff7f26c49 in scm_call_n () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #18 0x00007ffff7e936ea in scm_call_2 () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #19 0x00007ffff7f42292 in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #20 0x00007ffff7f0ff4f in scm_c_catch () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #21 0x00007ffff7e942e6 in scm_c_with_continuation_barrier () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #22 0x00007ffff7f14b89 in ?? () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #23 0x00007ffff7c190e7 in GC_call_with_stack_base () from > /lib/x86_64-linux-gnu/libgc.so.1 > #24 0x00007ffff7f0fe68 in scm_with_guile () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #25 0x00007ffff7eb1185 in scm_boot_guile () from > /lib/x86_64-linux-gnu/libguile-3.0.so.1 > #26 0x000055555555510f in ?? () > #27 0x00007ffff7c9918a in __libc_start_call_main > (main=main@entry=0x5555555550b0, argc=argc@entry=1, > argv=argv@entry=0x7fffffffe0b8) at > ../sysdeps/nptl/libc_start_call_main.h:58 > #28 0x00007ffff7c99245 in __libc_start_main_impl (main=0x5555555550b0, > argc=1, argv=0x7fffffffe0b8, init=, fini= out>, rtld_fini=, stack_end=0x7fffffffe0a8) at > ../csu/libc-start.c:381 > #29 0x00005555555551aa in ?? () Sorry, didn't see #59874. This bug report is a duplicate of that bug. Therefore this should be closed.