On Fri, Jul 16, 2021 at 01:57:55PM +0800, Murphy Zhou wrote: > Hi, > > On Fri, Jul 16, 2021 at 12:07 AM Roman Gushchin <guro@xxxxxx> wrote: > > > > On Thu, Jul 15, 2021 at 06:10:22PM +0800, Murphy Zhou wrote: > > > Hi, > > > > > > #Looping generic/270 of xfstests[1] on pmem ramdisk with > > > mount option: -o dax=always > > > mkfs.xfs option: -f -b size=4096 -m reflink=0 > > > can hit this panic now. > > > > > > #It's not reproducible on ext4. > > > #It's not reproducible without dax=always. > > > > Hi Murphy! > > > > Thank you for the report! > > > > Can you, please, check if the following patch fixes the problem? > > No. Still the same panic. Hm, can you, please, double check this? It seems that the patch fixes the problem for others (of course, it can be a different problem). CCed you on the proper patch, just sent to the list. Otherwise, can you, please, say on which line of code the panic happens? (using addr2line utility, for example) Thank you!