https://gitlab.com/qemu-project/qemu/-/commit/0f418a207696b37f05d
** Changed in: qemu
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/1916501
Title:
qemu-img convert segfaults with specific URL
Status in QEMU:
Fix Released
Bug description:
Using what is currently the latest git: (commit
00d8ba9e0d62ea1c7459c25aeabf9c8bb7659462, Date: Sun Feb 21 19:52:58
2021 +0000)
$ ./build/qemu-img convert -f qcow2 -O raw
https://download.cirros-cloud.net/0.4.0/cirros-0.4.0-x86_64-disk.img out.img
Segmentation fault (core dumped)
Backtrace for convenience:
qemu: qemu_mutex_lock_impl: Invalid argument
Thread 1 "qemu-img" received signal SIGABRT, Aborted.
0x00007ffff77c59d5 in raise () from /lib64/libc.so.6
(gdb) bt
#0 0x00007ffff77c59d5 in raise () from /lib64/libc.so.6
#1 0x00007ffff77ae8a4 in abort () from /lib64/libc.so.6
#2 0x00005555556705b2 in error_exit (err=<optimized out>,
msg=msg@entry=0x5555556b69a0 <__func__.31> "qemu_mutex_lock_impl") at
../util/qemu-thread-posix.c:37
#3 0x0000555555670945 in qemu_mutex_lock_impl (mutex=0x555555ae3758,
file=0x5555556827a2 "../block/curl.c", line=406) at
../util/qemu-thread-posix.c:81
#4 0x000055555559a05b in curl_multi_do (arg=0x555555aad2a0) at
../block/curl.c:406
#5 0x000055555566193a in aio_dispatch_handler (ctx=ctx@entry=0x555555737790,
node=0x555555b14150) at ../util/aio-posix.c:329
#6 0x0000555555662072 in aio_dispatch_handlers (ctx=0x555555737790) at
../util/aio-posix.c:372
#7 aio_dispatch (ctx=0x555555737790) at ../util/aio-posix.c:382
#8 0x000055555564442e in aio_ctx_dispatch (source=<optimized out>,
callback=<optimized out>, user_data=<optimized out>) at ../util/async.c:306
#9 0x00007ffff7cfda9f in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#10 0x000055555566f2c8 in glib_pollfds_poll () at ../util/main-loop.c:232
#11 os_host_main_loop_wait (timeout=4397000000) at ../util/main-loop.c:255
#12 main_loop_wait (nonblocking=nonblocking@entry=0) at
../util/main-loop.c:531
#13 0x0000555555581edd in convert_do_copy (s=0x7fffffffd3a0) at
../qemu-img.c:2139
#14 img_convert (argc=<optimized out>, argv=<optimized out>) at
../qemu-img.c:2738
#15 0x00005555555783b1 in main (argc=7, argv=<optimized out>) at
../qemu-img.c:5536
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