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Fam Zheng adfe37a19a vmdk: Don't corrupt desc file in vmdk_write_cid 
If the text description file is larger than DESC_SIZE, we force the last
byte in the buffer to be 0 and write it out.

This results in a corruption.

Try to allocate a big buffer in this case.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1923

Signed-off-by: Fam Zheng <fam@euphon.net>
Message-ID: <20231124115654.3239137-1-fam@euphon.net>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit 9fb7b350ba9816ebca8a7614fec486fd4269ab2d)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
(Mjt: fixups in block/vmdk.c due to missing-in-7.2 v8.0.0-2084-g28944f99c4
 "vmdk: mark more functions as coroutine_fns and GRAPH_RDLOCK")
2023-12-20 19:11:10 +03:00
..
export
block: remove bdrv_try_set_aio_context and replace it with bdrv_try_change_aio_context
2022-10-27 20:14:11 +02:00
monitor
block/monitor: Fix crash when executing HMP commit
2023-05-18 21:09:59 +03:00
accounting.c
…
aio_task.c
…
amend.c
…
backup.c
backup: remove incorrect coroutine_fn annotation
2022-10-27 20:14:11 +02:00
blkdebug.c
blkdebug: add missing coroutine_fn annotation for indirect-called functions
2022-10-27 20:14:11 +02:00
blkio.c
block/blkio: Set BlockDriver::has_variable_length to false
2022-11-10 14:52:36 +01:00
blklogwrites.c
block/blklogwrites: don't care to remove bs->file child on failure
2022-10-27 20:14:11 +02:00
blkreplay.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
blkverify.c
Block layer patches
2022-10-30 15:15:12 -04:00
block-backend.c
block-backend: avoid bdrv_unregister_buf() NULL pointer deref
2022-11-29 18:15:26 -05:00
block-copy.c
…
block-gen.h
…
block-ram-registrar.c
block: add BlockRAMRegistrar
2022-10-26 14:56:42 -04:00
bochs.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
cloop.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
commit.c
commit: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
copy-before-write.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
copy-before-write.h
…
copy-on-read.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
copy-on-read.h
…
coroutines.h
…
create.c
…
crypto.c
Block layer patches
2022-10-30 15:15:12 -04:00
crypto.h
…
curl.c
block: Handle curl 7.55.0, 7.85.0 version changes
2023-03-29 10:20:05 +03:00
dirty-bitmap.c
…
dmg-bz2.c
…
dmg-lzfse.c
…
dmg.c
dmg: warn when opening dmg images containing blocks of unknown type
2022-11-06 09:48:50 +01:00
dmg.h
…
file-posix.c
block: add BDRV_REQ_REGISTERED_BUF request flag
2022-10-26 14:56:42 -04:00
file-win32.c
…
filter-compress.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
gluster.c
block: add BDRV_REQ_REGISTERED_BUF request flag
2022-10-26 14:56:42 -04:00
io_uring.c
block/io_uring: revert "Use io_uring_register_ring_fd() to skip fd operations"
2022-10-27 20:14:11 +02:00
io.c
block: fix detect-zeroes= with BDRV_REQ_REGISTERED_BUF
2023-03-29 10:20:04 +03:00
iscsi-opts.c
…
iscsi.c
block/iscsi: fix double-free on BUSY or similar statuses
2023-03-29 10:20:04 +03:00
linux-aio.c
…
meson.build
block: add BlockRAMRegistrar
2022-10-26 14:56:42 -04:00
mirror.c
block/mirror: Fix NULL s->job in active writes
2022-11-10 13:33:55 +01:00
nbd.c
block: add BDRV_REQ_REGISTERED_BUF request flag
2022-10-26 14:56:42 -04:00
nfs.c
block/nfs: Fix 32-bit Windows build
2022-10-27 20:14:11 +02:00
null.c
…
nvme.c
block/nvme: nvme_process_completion() fix bound for cid
2023-11-07 19:22:08 +03:00
parallels-ext.c
…
parallels.c
Block layer patches
2022-10-30 15:15:12 -04:00
parallels.h
…
preallocate.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
progress_meter.c
…
qapi-sysemu.c
…
qapi.c
…
qcow2-bitmap.c
qcow2: Fix theoretical corruption in store_bitmap() error path
2023-03-29 10:20:04 +03:00
qcow2-cache.c
…
qcow2-cluster.c
qcow2: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
qcow2-refcount.c
qcow2: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
qcow2-snapshot.c
qcow2: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
qcow2-threads.c
…
qcow2.c
qcow2: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
qcow2.h
qcow2: manually add more coroutine_fn annotations
2022-10-27 20:14:11 +02:00
qcow.c
Block layer patches
2022-10-30 15:15:12 -04:00
qed-check.c
…
qed-cluster.c
…
qed-l2-cache.c
…
qed-table.c
qed: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
qed.c
Block layer patches
2022-10-30 15:15:12 -04:00
qed.h
…
quorum.c
…
raw-format.c
Block layer patches
2022-10-30 15:15:12 -04:00
rbd.c
…
replication.c
Block layer patches
2022-10-30 15:15:12 -04:00
reqlist.c
…
snapshot-access.c
block: Manipulate bs->file / bs->backing pointers in .attach/.detach
2022-10-27 20:14:11 +02:00
snapshot.c
block/snapshot: drop indirection around bdrv_snapshot_fallback_ptr
2022-10-27 20:14:11 +02:00
ssh.c
Block layer patches
2022-10-30 15:15:12 -04:00
stream.c
…
throttle-groups.c
…
throttle.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
trace-events
…
trace.h
…
vdi.c
vdi: switch to *_co_* functions
2022-10-27 20:14:11 +02:00
vhdx-endian.c
…
vhdx-log.c
block/vhdx: fix dynamic VHDX BAT corruption
2023-04-13 18:31:39 +03:00
vhdx.c
Block layer patches
2022-10-30 15:15:12 -04:00
vhdx.h
…
vmdk.c
vmdk: Don't corrupt desc file in vmdk_write_cid
2023-12-20 19:11:10 +03:00
vpc.c
block: introduce bdrv_open_file_child() helper
2022-10-27 20:14:11 +02:00
vvfat.c
block/vvfat: Unify the mkdir() call
2022-10-31 20:37:58 +00:00
win32-aio.c
…
write-threshold.c
…