libreport version: 2.0.10 cmdline: BOOT_IMAGE=/vmlinuz-3.4.2-1.fc16.i686 root=/dev/mapper/vg_abutler-lv_root ro rd.lvm.lv=vg_abutler/lv_swap rd.md=0 rd.dm=0 rd.lvm.lv=vg_abutler/lv_root KEYTABLE=us quiet SYSFONT=latarcyrheb-sun16 rhgb rd.luks=0 LANG=en_US.UTF-8 backtrace: :WARNING: at fs/dcache.c:1353 d_set_d_op+0x8f/0xa0() :Hardware name: VirtualBox :Modules linked in: fuse vboxvideo(O) drm fcoe libfcoe 8021q libfc scsi_transport_fc scsi_tgt garp stp llc be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i libcxgbi cxgb3 mdio ib_iser rdma_cm ib_cm vboxsf(O) iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ip6table_filter ip6_tables snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm ppdev snd_timer snd soundcore snd_page_alloc i2c_piix4 i2c_core vboxguest(O) joydev e1000 parport_pc microcode parport uinput [last unloaded: scsi_wait_scan] :Pid: 1738, comm: nautilus Tainted: G W O 3.4.2-1.fc16.i686 #1 :Call Trace: : [<c092aebc>] ? printk+0x2d/0x2f : [<c0437822>] warn_slowpath_common+0x72/0xa0 : [<c0546b9f>] ? d_set_d_op+0x8f/0xa0 : [<c0546b9f>] ? d_set_d_op+0x8f/0xa0 : [<c0437872>] warn_slowpath_null+0x22/0x30 : [<c0546b9f>] d_set_d_op+0x8f/0xa0 : [<f1e47b7f>] sf_instantiate+0x9f/0x1a0 [vboxsf] : [<f1e47def>] sf_create_aux+0x16f/0x210 [vboxsf] : [<c06001c0>] ? cap_bprm_set_creds+0x170/0x440 : [<f1e47eaa>] sf_mkdir+0x1a/0x20 [vboxsf] : [<c053eeba>] vfs_mkdir+0x9a/0x120 : [<c053e50b>] ? putname+0x2b/0x40 : [<c05425c7>] sys_mkdirat+0xa7/0xc0 : [<c0542606>] sys_mkdir+0x26/0x30 : [<c093a79f>] sysenter_do_call+0x12/0x28
this trace is from the virtualbox code.