I have opened ticket: 14086 On Tue, Dec 15, 2015 at 5:05 AM, Yan, Zheng <ukernel@xxxxxxxxx> wrote: > On Tue, Dec 15, 2015 at 2:08 PM, Eric Eastman >> [Tue Dec 15 00:46:55 2015] ------------[ cut here ]------------ >> [Tue Dec 15 00:46:55 2015] WARNING: CPU: 0 PID: 1123421 at >> /home/kernel/COD/linux/fs/ceph/addr.c:125 > > could you confirm that addr.c:125 is WARN_ON(!PageLocked(page)); I am using the generic kernel from: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4-rc4-wily and assuming they did not change anything, from the 4.4rc4 source tree I pulled down shows: 124 ret = __set_page_dirty_nobuffers(page); 125 WARN_ON(!PageLocked(page)); 126 WARN_ON(!page->mapping); modinfo ceph filename: /lib/modules/4.4.0-040400rc4-generic/kernel/fs/ceph/ceph.ko license: GPL description: Ceph filesystem for Linux author: Patience Warnick <patience@xxxxxxxxxxxx> author: Yehuda Sadeh <yehuda@xxxxxxxxxxxxxxx> author: Sage Weil <sage@xxxxxxxxxxxx> alias: fs-ceph srcversion: E94BA78C2D998705FE2C600 depends: libceph,fscache intree: Y vermagic: 4.4.0-040400rc4-generic SMP mod_unload modversions This error has shown up about 20 times in 12 hours, since I started the ESXi test. Thanks, Eric -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html