Thanks to Harald and Bryn, I narrowed it to local changes in my system. On Mon, Jun 11, 2012 at 9:56 PM, Muthu Kumar <muthu.lkml@xxxxxxxxx> wrote: > I am using CentOS 6.x and I hit this bug with 3.5-rc2. I tried to look > in to the boot process and found that the initramfs generated from > 3.5.-rc2 is not good for lvm root. It was missing /lib/modules/<uname > -r>/kernel/drivers/md/*". Also /sbin/ doesn't have lvm_scan and was > missing a bunch of other files too. > > CCing initramfs folks. Any help? > > > > On Sat, Jun 9, 2012 at 11:12 PM, <bugzilla-daemon@xxxxxxxxxxxxxxxxxxx> wrote: >> https://bugzilla.kernel.org/show_bug.cgi?id=43359 >> >> >> >> >> >> --- Comment #1 from François Valenduc <francois.valenduc@xxxxxxxxxxxxx> 2012-06-10 06:12:06 --- >> This problem seems impossible to bisect. The first run (794c10fa0fa4d) was the >> result of the bisection limited to drivers and fs directories. A second run >> where I also added the block directory lead to a commit related to watchdog, >> which is impossible since I don't use watchdog on my computer. >> A 3rd run on the whole kernel tree leads to this commit: >> >> From 4523e1458566a0e8ecfaff90f380dd23acc44d27 Mon Sep 17 00:00:00 2001 >> From: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx> >> Date: Wed, 30 May 2012 07:51:07 -0700 >> Subject: [PATCH] mm: fix vma_resv_map() NULL pointer >> >> hugetlb_reserve_pages() can be used for either normal file-backed >> hugetlbfs mappings, or MAP_HUGETLB. In the MAP_HUGETLB, semi-anonymous >> mode, there is not a VMA around. The new call to resv_map_put() assumed >> that there was, and resulted in a NULL pointer dereference: >> >> This is also strange because I don't use hugetlb. I can revert this commit but >> it doesn't change anything. Does anybody have an idea on what I could do to >> further investigate this problem. >> >> -- >> Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email >> ------- You are receiving this mail because: ------- >> You are the assignee for the bug.-- >> To unsubscribe from this list: send the line "unsubscribe linux-scsi" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html