confirmed, i run 2.6.12 with reiserfs, created with reiserfsprogs 3.6.19 On Fri, 2005-07-15 at 23:19 +0000, Tarmo Tänav wrote: > Hi, > > I think I've found a bug in reiserfs acls. If triggered > it means that any program trying to access the partition, > where the bug occured, will just hang in D state, with > no way to kill the program. > > Here's how to reproduce: > 1. mount a reiserfs volume (loopmount will do) with "-o acl". > 2. create a directory "dir" > 3. set some default acl: setfacl -d -m u:username:rwX dir > 4. cd dir > 5. dd if=/dev/zero of=somefile1 bs=4k count=100000 > (the idea is to run out of space) > 6. now df should show 0 free space, if not then repeat 5. > 7. echo "1" > somefile2 # this should hang infinitely > > Now no program will be able to access the partition. > > I haven't tried to reproduce it, but the same problem also happened > when a user hit his hard quota limit on my server. Then no program > could access his homedir. > > > PS. I'm not subscribed to lkml so please CC > > -- > Tarmo Tänav > [EMAIL PROTECTED] > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [EMAIL PROTECTED] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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