Messages in this thread | | | Date | Tue, 18 Aug 2009 19:29:03 -0400 (EDT) | From | Steven Rostedt <> | Subject | Re: system gets stuck in a lock during boot |
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On Tue, 18 Aug 2009, Justin Mattock wrote:
> On Tue, Aug 18, 2009 at 9:09 AM, Steven Rostedt<rostedt@goodmis.org> wrote: > > On Tue, Aug 18, 2009 at 12:49:06PM +0200, Frederic Weisbecker wrote: > >> On Thu, Aug 13, 2009 at 08:42:21AM -0700, Justin P. Mattock wrote: > >> > I posted already and had no reply, > >> > I cannot boot my system with the latest git > >> > > >> > seems to be stuck in some lock:
BTW, it does not look like it got stuck in a lock. The backtrace shows that it paniced inside event_create_dir due to a bad pointer.
> >> > > >> > [ 0.655640] [<ffffffff81440c33>] panic+0x84/0x129 > >> > [ 0.655883] [<ffffffff81063f96>] do_exit+0x84/0x67e > >> > [ 0.656125] [<ffffffff81445044>] oops_end+0x9c/0xb7 > >> > [ 0.656368] [<ffffffff81044a6c>] no_context+0x200/0x223 > >> > [ 0.656611] [<ffffffff81442d3d>] ? __mutex_lock_slowpath+0x226/0x249 > >> > [ 0.656848] [<ffffffff81044c36>] __bad_area_nosemaphore+0x1a7/0x1e1 > >> > [ 0.657097] [<ffffffff81442b01>]? mutex_unlock+0x1c/0x32 > >> > [ 0.657097] [<ffffffff811ce094>] ? inode_doinit_with_dentry+0x533/0x5be > >> > [ 0.657579] [<ffffffff81443ee0>] ? _spin_unlock+0x1c/0x32 > >> > [ 0.657822] [<ffffffff81044c91>] bad_area_nosemaphore+0x2a/0x40 > >> > [ 0.658066] [<ffffffff811ce149>] ? selinux_d_instantiate+0x2a/0x40 > >> > [ 0.658309] [<ffffffff8144687d>] do_page_fault+0x192/0x2dd > >> > [ 0.658549] [<ffffffff814444cf>] page_fault+0x1f/0x30 > >> > [ 0.658791] [<ffffffff8120e856>] ? strcmp+0x17/0x46 > >> > [ 0.659040] [<ffffffff810b9ca0>] event_create_dir+0x49/0x37b > >> > >> > >> > >> Ouch... > >> > >> I've never seen such panic. Could you send me your config, hopefully > >> I could reproduce it? > > > > Send me the config too please. > > > > -- Steve > > > > > > yeah this happens with rc6 but not with rc5. > > The system is a linux from scratch build > x86_64 I used these flags for building everything: > > CFLAGS=" -m64 -mtune=core2 -march=core2 -mfpmath=both -O2 -pipe > -fomit-frame-pointer -fstack-protector" CXXFLAGS="${CFLAGS}" MAKEOPTS="{-j3}" > > also: I have a macbook(not x86_64) that is running rc6 that seems > to be fine.(I can double check). > > attached is .config, dmesg as well.
BTW, how did you get the dmesg? Is it from a clean boot?
Since it works fine in -rc5 but breaks in -rc6, could you do a git bisect on it? It shouldn't take too long.
Thanks,
-- Steve
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