Описание
In the Linux kernel, the following vulnerability has been resolved:
btrfs: fix re-dirty process of tree-log nodes
There is a report of a transaction abort of -EAGAIN with the following script.
#!/bin/sh
for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/${d} done
mount /dev/sda /mnt/test mount /dev/sdb /mnt/scratch
for dir in test scratch; do
echo 3 >/proc/sys/vm/drop_caches
fio --directory=/mnt/${dir} --name=fio.${dir} --rw=read --size=50G --bs=64m
--numjobs=$(nproc) --time_based --ramp_time=5 --runtime=480
--group_reporting |& tee /dev/shm/fio.${dir}
echo 3 >/proc/sys/vm/drop_caches
done
for d in sda sdb; do umount /dev/${d} done
The stack trace is shown in below.
[3310.967991] BTRFS: error (device sda) in btrfs_commit_transaction:2341: errno=-11 unknown (Error while writing out transaction) [3310.968060] BTRFS info (device sda): forced readonly [33
EPSS
Дефекты
Связанные уязвимости
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix re-dirty process of tree-log nodes There is a report of a transaction abort of -EAGAIN with the following script. #!/bin/sh for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/\${d} done mount /dev/sda /mnt/test mount /dev/sdb /mnt/scratch for dir in test scratch; do echo 3 >/proc/sys/vm/drop_caches fio --directory=/mnt/\${dir} --name=fio.\${dir} --rw=read --size=50G --bs=64m \ --numjobs=$(nproc) --time_based --ramp_time=5 --runtime=480 \ --group_reporting |& tee /dev/shm/fio.\${dir} echo 3 >/proc/sys/vm/drop_caches done for d in sda sdb; do umount /dev/\${d} done The stack trace is shown in below. [3310.967991] BTRFS: error (device sda) in btrfs_commit_transaction:2341: errno=-11 unknown (Error while writing out transaction) [3310.968060] BTRFS info (device sda): forced readonly [3310.968064] BTRFS warning (device sda): Skipping commit of aborted transaction. [3310.968065] ------------[ cut here ...
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix re-dirty process of tree-log nodes There is a report of a transaction abort of -EAGAIN with the following script. #!/bin/sh for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/\${d} done mount /dev/sda /mnt/test mount /dev/sdb /mnt/scratch for dir in test scratch; do echo 3 >/proc/sys/vm/drop_caches fio --directory=/mnt/\${dir} --name=fio.\${dir} --rw=read --size=50G --bs=64m \ --numjobs=$(nproc) --time_based --ramp_time=5 --runtime=480 \ --group_reporting |& tee /dev/shm/fio.\${dir} echo 3 >/proc/sys/vm/drop_caches done for d in sda sdb; do umount /dev/\${d} done The stack trace is shown in below. [3310.967991] BTRFS: error (device sda) in btrfs_commit_transaction:2341: errno=-11 unknown (Error while writing out transaction) [3310.968060] BTRFS info (device sda): forced readonly [3310.968064] BTRFS warning (device sda): Skipping commit of aborted transaction. [3310.968065] ------------[ cut here ...
In the Linux kernel, the following vulnerability has been resolved: b ...
Уязвимость компонента btrfs ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании
EPSS