Message ID | 20180803055022.9816-3-wqu@suse.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | btrfs-progs: Variant fixes for fuzz-tests | expand |
On 3.08.2018 08:50, Qu Wenruo wrote: > Another BUG_ON() during fuzz/003: > ------ > ====== RUN MAYFAIL /home/adam/btrfs/btrfs-progs/btrfs check --init-csum-tree /home/adam/btrfs/btrfs-progs/tests//fuzz-tests/images/bko-161821.raw.restored > [1/7] checking root items > Fixed 0 roots. > [2/7] checking extents > parent transid verify failed on 4198400 wanted 14 found 1114126 > parent transid verify failed on 4198400 wanted 14 found 1114126 > Ignoring transid failure > owner ref check failed [4198400 4096] > repair deleting extent record: key [4198400,169,0] > adding new tree backref on start 4198400 len 4096 parent 0 root 5 > Repaired extent references for 4198400 > ref mismatch on [4222976 4096] extent item 1, found 0 > backref 4222976 root 7 not referenced back 0x55e9cc694780 > incorrect global backref count on 4222976 found 1 wanted 0 > backpointer mismatch on [4222976 4096] > owner ref check failed [4222976 4096] > repair deleting extent record: key [4222976,169,0] > Repaired extent references for 4222976 > [3/7] checking free space cache > [4/7] checking fs roots > parent transid verify failed on 4198400 wanted 14 found 1114126 > Ignoring transid failure > Wrong generation of child node/leaf, wanted: 1114126, have: 14 > root 5 missing its root dir, recreating > parent transid verify failed on 4198400 wanted 14 found 1114126 > Ignoring transid failure > ERROR: child eb corrupted: parent bytenr=4222976 item=0 parent level=1 child level=2 > check/main.c:2738: check_inode_recs: BUG_ON `ret` triggered, value -5 > failed (ignored, ret=134): /home/adam/btrfs/btrfs-progs/btrfs check --init-csum-tree /home/adam/btrfs/btrfs-progs/tests//fuzz-tests/images/bko-161821.raw.restored > mayfail: returned code 134 (SIGABRT), not ignored > test failed for case 003-multi-check-unmounted > ------ > > Just abort current transaction and exit gracefully in this case. > > Signed-off-by: Qu Wenruo <wqu@suse.com> LGTM: Reviewed-by: Nikolay Borisov <nborisov@suse.com> > --- > check/main.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/check/main.c b/check/main.c > index b597e2a607e5..e6756e0f852b 100644 > --- a/check/main.c > +++ b/check/main.c > @@ -2735,7 +2735,10 @@ static int check_inode_recs(struct btrfs_root *root, > (unsigned long long)root->objectid); > > ret = btrfs_make_root_dir(trans, root, root_dirid); > - BUG_ON(ret); > + if (ret < 0) { > + btrfs_abort_transaction(trans, ret); > + return ret; > + } > > btrfs_commit_transaction(trans, root); > return -EAGAIN; >
====== RUN MAYFAIL /home/adam/btrfs/btrfs-progs/btrfs check --init-csum-tree /home/adam/btrfs/btrfs-progs/tests//fuzz-tests/images/bko-161821.raw.restored [1/7] checking root items Fixed 0 roots. [2/7] checking extents parent transid verify failed on 4198400 wanted 14 found 1114126 parent transid verify failed on 4198400 wanted 14 found 1114126 Ignoring transid failure owner ref check failed [4198400 4096] repair deleting extent record: key [4198400,169,0] adding new tree backref on start 4198400 len 4096 parent 0 root 5 Repaired extent references for 4198400 ref mismatch on [4222976 4096] extent item 1, found 0 backref 4222976 root 7 not referenced back 0x55e9cc694780 incorrect global backref count on 4222976 found 1 wanted 0 backpointer mismatch on [4222976 4096] owner ref check failed [4222976 4096] repair deleting extent record: key [4222976,169,0] Repaired extent references for 4222976 [3/7] checking free space cache [4/7] checking fs roots parent transid verify failed on 4198400 wanted 14 found 1114126 Ignoring transid failure Wrong generation of child node/leaf, wanted: 1114126, have: 14 root 5 missing its root dir, recreating parent transid verify failed on 4198400 wanted 14 found 1114126 Ignoring transid failure ERROR: child eb corrupted: parent bytenr=4222976 item=0 parent level=1 child level=2 check/main.c:2738: check_inode_recs: BUG_ON `ret` triggered, value -5 failed (ignored, ret=134): /home/adam/btrfs/btrfs-progs/btrfs check --init-csum-tree /home/adam/btrfs/btrfs-progs/tests//fuzz-tests/images/bko-161821.raw.restored mayfail: returned code 134 (SIGABRT), not ignored test failed for case 003-multi-check-unmounted ------ Just abort current transaction and exit gracefully in this case. Signed-off-by: Qu Wenruo <wqu@suse.com> --- check/main.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/check/main.c b/check/main.c index b597e2a607e5..e6756e0f852b 100644 --- a/check/main.c +++ b/check/main.c @@ -2735,7 +2735,10 @@ static int check_inode_recs(struct btrfs_root *root, (unsigned long long)root->objectid); ret = btrfs_make_root_dir(trans, root, root_dirid); - BUG_ON(ret); + if (ret < 0) { + btrfs_abort_transaction(trans, ret); + return ret; + } btrfs_commit_transaction(trans, root); return -EAGAIN;