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Diffstat (limited to 'results/classifier/gemma3:12b/files/1592590')
| -rw-r--r-- | results/classifier/gemma3:12b/files/1592590 | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/files/1592590 b/results/classifier/gemma3:12b/files/1592590 new file mode 100644 index 000000000..fbb99c1a1 --- /dev/null +++ b/results/classifier/gemma3:12b/files/1592590 @@ -0,0 +1,20 @@ + +Prevent qemu-img resize from causing "Active L1 table too large" + +This commit prevents qemu from overallocating if qcow2 image is too big (whatever that means): https://lists.gnu.org/archive/html/qemu-devel/2014-07/msg01481.html + +However, `qemu-img resize` isn't protected by the same code and allows to go beyond that. + +root@nwkr-laptop ~virtkick/hdd # qemu-img resize 33_test_609dffde-eb51-4b75-918d-b814f1bcb526.qcow2 +100000T +Image resized. + +Which then causes "Active L1 table too large" error that cannot be reversed. + +root@nwkr-laptop ~virtkick/hdd # qemu-img info 33_test_609dffde-eb51-4b75-918d-b814f1bcb526.qcow2 +qemu-img: Could not open '33_test_609dffde-eb51-4b75-918d-b814f1bcb526.qcow2': Active L1 table too large + +root@nwkr-laptop ~virtkick/hdd # qemu-img resize 33_test_609dffde-eb51-4b75-918d-b814f1bcb526.qcow2 -100000T +qemu-img: Could not open '33_test_609dffde-eb51-4b75-918d-b814f1bcb526.qcow2': Active L1 table too large + + +I originally faces this bug when I passed wrong parameters to qemu-img in a programatic way which caused an image to go corrupt. It's good to protect user's images from being resized too much. \ No newline at end of file |