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Tue, 4 Aug 2020 20:00:52 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Tue, 04 Aug 2020 19:54:42 -0000 From: Helge Deller <1890310@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=New; importance=Undecided; assignee=deller@gmx.de; X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: a1xndr X-Launchpad-Bug-Reporter: Alexander Bulekov (a1xndr) X-Launchpad-Bug-Modifier: Helge Deller (hdeller) References: <159655836781.5403.11127209005915887374.malonedeb@soybean.canonical.com> Message-Id: <159657088339.10724.2358190836502121792.launchpad@chaenomeles.canonical.com> Subject: [Bug 1890310] Re: Segfault in artist.c:block_move X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="a24057fea7e4c6a98c0220d5f878da0f3c783699"; Instance="production-secrets-lazr.conf" X-Launchpad-Hash: 1f6973527766bbe8d8219079d7f5ee50e7840bf3 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/04 15:05:58 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -58 X-Spam_score: -5.9 X-Spam_bar: ----- X-Spam_report: (-5.9 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1890310 <1890310@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" ** Changed in: qemu Assignee: (unassigned) =3D> Helge Deller (hdeller) -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1890310 Title: Segfault in artist.c:block_move Status in QEMU: New Bug description: Hello, Reproducer: cat << EOF | ./hppa-softmmu/qemu-system-hppa -m 64 -display none \ -qtest stdio -accel qtest writeq 0xf8100802 0xff5c651ffffb7c5c writeq 0xf8100afb 0x25e000000000000 EOF AddressSanitizer:DEADLYSIGNAL =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =3D=3D12686=3D=3DERROR: AddressSanitizer: SEGV on unknown address 0x7f001= a540000 (pc 0x55af3a373078 bp 0x7ffc23001a00 sp 0x7ffc23001670 T0) =3D=3D12686=3D=3DThe signal is caused by a READ memory access. #0 0x55af3a373078 in block_move /hw/display/artist.c:525:13 #1 0x55af3a365fbc in artist_reg_write /hw/display/artist.c:964:9 #2 0x55af39a577a3 in memory_region_write_accessor /softmmu/memory.c:4= 83:5 #3 0x55af39a56adc in access_with_adjusted_size /softmmu/memory.c:539:= 18 #4 0x55af39a54873 in memory_region_dispatch_write /softmmu/memory.c:1= 466:16 #5 0x55af39102056 in flatview_write_continue /exec.c:3176:23 #6 0x55af390ea866 in flatview_write /exec.c:3216:14 #7 0x55af390ea387 in address_space_write /exec.c:3308:18 #8 0x55af39afe604 in qtest_process_command /softmmu/qtest.c:452:13 #9 0x55af39af5c08 in qtest_process_inbuf /softmmu/qtest.c:710:9 #10 0x55af39af4895 in qtest_read /softmmu/qtest.c:722:5 #11 0x55af3bfb0c43 in qemu_chr_be_write_impl /chardev/char.c:188:9 #12 0x55af3bfb0dc7 in qemu_chr_be_write /chardev/char.c:200:9 #13 0x55af3bfc50b3 in fd_chr_read /chardev/char-fd.c:68:9 #14 0x55af3c119474 in qio_channel_fd_source_dispatch /io/channel-watc= h.c:84:12 #15 0x7f0028f60897 in g_main_context_dispatch (/usr/lib/x86_64-linux-= gnu/libglib-2.0.so.0+0x4e897) #16 0x55af3c51137b in glib_pollfds_poll /util/main-loop.c:217:9 #17 0x55af3c50eaab in os_host_main_loop_wait /util/main-loop.c:240:5 #18 0x55af3c50e444 in main_loop_wait /util/main-loop.c:516:11 #19 0x55af39b16d00 in qemu_main_loop /softmmu/vl.c:1676:9 #20 0x55af3c151261 in main /softmmu/main.c:49:5 #21 0x7f0027ae6e0a in __libc_start_main /build/glibc-GwnBeO/glibc-2.3= 0/csu/../csu/libc-start.c:308:16 #22 0x55af38ff5729 in _start (/home/alxndr/Development/qemu/general-f= uzz/build/hppa-softmmu/qemu-system-hppa+0x22d4729) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV /hw/display/artist.c:525:13 in block_move =3D=3D12686=3D=3DABORTING The error occurs even with Message-Id: <20200804140056.7690-1-deller@gmx.de> applied (I collected the above trace with the patch-set applied) Thanks -Alex To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1890310/+subscriptions