From e2c5093c993ef646e4e28f7aa78429853bcc06ac Mon Sep 17 00:00:00 2001 From: Vladimir Sementsov-Ogievskiy Date: Fri, 5 Feb 2021 14:10:21 +0300 Subject: [PATCH] iotests: 30: drop from auto group (and effectively from make check) I reproduced the following crash fast enough: 0 raise () at /lib64/libc.so.6 1 abort () at /lib64/libc.so.6 2 _nl_load_domain.cold () at /lib64/libc.so.6 3 annobin_assert.c_end () at /lib64/libc.so.6 4 bdrv_reopen_multiple (bs_queue=0x55de75fa9b70, errp=0x0) at ../block.c:3820 5 bdrv_reopen_set_read_only (bs=0x55de760fc020, read_only=true, errp=0x0) at ../block.c:3870 6 stream_clean (job=0x55de75fa9410) at ../block/stream.c:99 7 job_clean (job=0x55de75fa9410) at ../job.c:680 8 job_finalize_single (job=0x55de75fa9410) at ../job.c:696 9 job_txn_apply (job=0x55de75fa9410, fn=0x55de741eee27 ) at ../job.c:158 10 job_do_finalize (job=0x55de75fa9410) at ../job.c:805 11 job_completed_txn_success (job=0x55de75fa9410) at ../job.c:855 12 job_completed (job=0x55de75fa9410) at ../job.c:868 13 job_exit (opaque=0x55de75fa9410) at ../job.c:888 14 aio_bh_call (bh=0x55de76b9b4e0) at ../util/async.c:136 15 aio_bh_poll (ctx=0x55de75bc5300) at ../util/async.c:164 16 aio_dispatch (ctx=0x55de75bc5300) at ../util/aio-posix.c:381 17 aio_ctx_dispatch (source=0x55de75bc5300, callback=0x0, user_data=0x0) at ../util/async.c:306 18 g_main_context_dispatch () at /lib64/libglib-2.0.so.0 19 glib_pollfds_poll () at ../util/main-loop.c:232 20 os_host_main_loop_wait (timeout=0) at ../util/main-loop.c:255 21 main_loop_wait (nonblocking=0) at ../util/main-loop.c:531 22 qemu_main_loop () at ../softmmu/runstate.c:722 23 main (argc=20, argv=0x7ffe218f0268, envp=0x7ffe218f0310) at ../softmmu/main.c:50 (gdb) fr 4 4 bdrv_reopen_multiple (bs_queue=0x55de75fa9b70, errp=0x0) at ../block.c:3820 3820 assert(perm == state->perm); (gdb) list 3815 3816 if (ret == 0) { 3817 uint64_t perm, shared; 3818 3819 bdrv_get_cumulative_perm(state->bs, &perm, &shared); 3820 assert(perm == state->perm); 3821 assert(shared == state->shared_perm); 3822 3823 bdrv_set_perm(state->bs); 3824 } else { (gdb) p perm $1 = 1 (gdb) p state->perm $2 = 0 Then I had 38 successful iterations and another crash: 0 bdrv_check_update_perm (bs=0x5631ac97bc50, q=0x0, new_used_perm=1, new_shared_perm=31, ignore_children=0x0, errp=0x7ffd9d477cf8) at ../block.c:2197 1 bdrv_root_attach_child (child_bs=0x5631ac97bc50, child_name=0x5631aaf6b1f9 "backing", child_class=0x5631ab280ca0 , child_role=8, ctx=0x5631ab757300, perm=1, shared_perm=31, opaque=0x5631abb8c020, errp=0x7ffd9d477cf8) at ../block.c:2642 2 bdrv_attach_child (parent_bs=0x5631abb8c020, child_bs=0x5631ac97bc50, child_name=0x5631aaf6b1f9 "backing", child_class=0x5631ab280ca0 , child_role=8, errp=0x7ffd9d477cf8) at ../block.c:2719 3 bdrv_set_backing_hd (bs=0x5631abb8c020, backing_hd=0x5631ac97bc50, errp=0x7ffd9d477cf8) at ../block.c:2854 4 stream_prepare (job=0x5631ac751eb0) at ../block/stream.c:74 5 job_prepare (job=0x5631ac751eb0) at ../job.c:784 6 job_txn_apply (job=0x5631ac751eb0, fn=0x5631aacb1156 ) at ../job.c:158 7 job_do_finalize (job=0x5631ac751eb0) at ../job.c:801 8 job_completed_txn_success (job=0x5631ac751eb0) at ../job.c:855 9 job_completed (job=0x5631ac751eb0) at ../job.c:868 10 job_exit (opaque=0x5631ac751eb0) at ../job.c:888 11 aio_bh_call (bh=0x7f3d9c007680) at ../util/async.c:136 12 aio_bh_poll (ctx=0x5631ab757300) at ../util/async.c:164 13 aio_dispatch (ctx=0x5631ab757300) at ../util/aio-posix.c:381 14 aio_ctx_dispatch (source=0x5631ab757300, callback=0x0, user_data=0x0) at ../util/async.c:306 15 g_main_context_dispatch () at /lib64/libglib-2.0.so.0 16 glib_pollfds_poll () at ../util/main-loop.c:232 17 os_host_main_loop_wait (timeout=0) at ../util/main-loop.c:255 18 main_loop_wait (nonblocking=0) at ../util/main-loop.c:531 19 qemu_main_loop () at ../softmmu/runstate.c:722 20 main (argc=20, argv=0x7ffd9d478198, envp=0x7ffd9d478240) at ../softmmu/main.c:50 (gdb) list 2192 QLIST_FOREACH(c, &bs->parents, next_parent) { 2193 if (g_slist_find(ignore_children, c)) { 2194 continue; 2195 } 2196 2197 if ((new_used_perm & c->shared_perm) != new_used_perm) { 2198 char *user = bdrv_child_user_desc(c); 2199 char *perm_names = bdrv_perm_names(new_used_perm & ~c->shared_perm); 2200 2201 error_setg(errp, "Conflicts with use by %s as '%s', which does not " (gdb) p c $1 = (BdrvChild *) 0x8585858585858585 Signed-off-by: Vladimir Sementsov-Ogievskiy Message-id: 20210205111021.715240-1-vsementsov@virtuozzo.com Reviewed-by: Eric Blake [PMM: trimmed the part of the commit message referring to as-yet-unapplied patchseries] Signed-off-by: Peter Maydell --- tests/qemu-iotests/030 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030 index 832fe4a1e2..12aa9ed37e 100755 --- a/tests/qemu-iotests/030 +++ b/tests/qemu-iotests/030 @@ -1,5 +1,5 @@ #!/usr/bin/env python3 -# group: rw auto backing +# group: rw backing # # Tests for image streaming. # -- 2.11.4.GIT