To whom it concerns or for kerneloops.org. I didn't look too closely, but it seems to have leaked a reference on a device mapper mount point so I couldn't umount anymore. This was with a kpartx loop back mount of a file. Kernel 2.6.30.2 (+ some totally unrelated patches) -Andi ------------[ cut here ]------------ WARNING: at /home/lsrc/linux-2.6.30/fs/namespace.c:638 mntput_no_expire+0xcf/0x11b() Hardware name: Modules linked in: ... Pid: 7180, comm: umount Tainted: G D 2.6.30.2-BASIL #7 Call Trace: [<ffffffff8020e284>] dump_trace+0x6e/0x292 [<ffffffff805bccb3>] dump_stack+0x69/0x6f [<ffffffff802376db>] warn_slowpath_common+0x77/0xa2 [<ffffffff802b78a1>] mntput_no_expire+0xcf/0x11b [<ffffffff802b7e27>] sys_umount+0x2b7/0x2e2 [<ffffffff8020ba6b>] system_call_fastpath+0x16/0x1b [<00007fa4d9d1c1c7>] 0x7fa4d9d1c1c7 ---[ end trace 12f3f532ce924b4b ]--- -- ak@xxxxxxxxxxxxxxx -- Speaking for myself only. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html