Date: Mon, 21 Oct 2013 10:29:24 +0100 (BST) From: Anton Shterenlikht <mexas@bris.ac.uk> To: freebsd-current@freebsd.org, freebsd-ia64@freebsd.org Subject: ia64 r256624: Syncing disks... Giving up on 2 buffers Message-ID: <201310210929.r9L9TOVX063322@mech-cluster241.men.bris.ac.uk>
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Issuing reboot:
Waiting (max 60 seconds) for system process `bufdaemon' to stop...done
Syncing disks, buffers remaining... 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
1: buf:0xa00000009e10e200, vnode:0, flags:0, blkno:0, lblkno:0, buflock:lock type bufwait: EXCL by thread 0xe000000012741680 (pid 1047, tcsh, tid 100085)
2: buf:0xa00000009e0fd5e0, vnode:0, flags:0, blkno:0, lblkno:0, buflock:lock type bufwait: EXCL by thread 0xe0000000124e3b00 (pid 1037, tcsh, tid 100089)
Giving up on 2 buffers
I haven't seen these messages before.
What do they mean?
This is on r256624M, where the only modification is:
# svn diff /usr/src/
Index: /usr/src/sys/kern/uipc_syscalls.c
===================================================================
--- /usr/src/sys/kern/uipc_syscalls.c (revision 256624)
+++ /usr/src/sys/kern/uipc_syscalls.c (working copy)
@@ -2070,7 +2070,7 @@
}
KASSERT(error != 0 || (m->wire_count > 0 &&
vm_page_is_valid(m, off & PAGE_MASK, xfsize)),
- ("wrong page state m %p", m));
+ ("wrong page state m %p off %#jx xfsize %d", m, off, xfsize));
VM_OBJECT_WUNLOCK(obj);
return (error);
}
#
Thanks
Anton
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