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SubjectRe: 2.6.18-rc4-mm2
On 20/08/06, Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote:
> Andrew Morton wrote:
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc4/2.6.18-rc4-mm2/
> >
>
> System hangs on this
>
> Aug 20 17:47:47 euridica kernel: BUG: MAX_STACK_TRACE_ENTRIES too low!
> Aug 20 17:47:47 euridica kernel: turning off the locking correctness validator.
> Aug 20 17:47:47 euridica kernel: [<c01041b5>] dump_trace+0x64/0x1b2
> Aug 20 17:47:47 euridica kernel: [<c0104315>] show_trace_log_lvl+0x12/0x25
> Aug 20 17:47:47 euridica kernel: [<c0104985>] show_trace+0xd/0x10
> Aug 20 17:47:47 euridica kernel: [<c0104a4d>] dump_stack+0x19/0x1b
> Aug 20 17:47:47 euridica kernel: [<c013878b>] save_trace+0xd0/0xdd
> Aug 20 17:47:47 euridica kernel: [<c01387f4>] add_lock_to_list+0x5c/0x7a
> Aug 20 17:47:47 euridica kernel: [<c013a93d>] __lock_acquire+0x9f3/0xaef
> Aug 20 17:47:47 euridica kernel: [<c013ada3>] lock_acquire+0x71/0x91
> Aug 20 17:47:47 euridica kernel: [<c02f87b9>] _spin_lock_irqsave+0x2c/0x3c
> Aug 20 17:47:47 euridica kernel: [<c01d2b8a>] avc_has_perm_noaudit+0x23b/0x487
> Aug 20 17:47:47 euridica kernel: [<c01d3a5c>] avc_has_perm+0x22/0x45
> Aug 20 17:47:48 euridica kernel: [<c01d3d58>] ipc_has_perm+0x58/0x60
> Aug 20 17:47:48 euridica kernel: [<c01d3d96>] selinux_ipc_permission+0x36/0x39
> Aug 20 17:47:48 euridica kernel: [<c01c7ad6>] ipcperms+0xd7/0xe0
> Aug 20 17:47:48 euridica kernel: [<c01ca6c0>] do_shmat+0x29b/0x2b2
> Aug 20 17:47:49 euridica kernel: [<c0107c96>] sys_ipc+0xe8/0x143
> Aug 20 17:47:49 euridica kernel: [<c01031b5>] sysenter_past_esp+0x56/0x8d
> Aug 20 17:47:49 euridica kernel: DWARF2 unwinder stuck at sysenter_past_esp+0x56/0x8d
> Aug 20 17:47:49 euridica kernel:
> Aug 20 17:47:49 euridica kernel: Leftover inexact backtrace:
> Aug 20 17:47:49 euridica kernel:
> Aug 20 17:47:50 euridica kernel: [<c0104315>] show_trace_log_lvl+0x12/0x25
> Aug 20 17:47:50 euridica kernel: [<c0104985>] show_trace+0xd/0x10
> Aug 20 17:47:50 euridica kernel: [<c0104a4d>] dump_stack+0x19/0x1b
> Aug 20 17:47:50 euridica kernel: [<c013878b>] save_trace+0xd0/0xdd
> Aug 20 17:47:50 euridica kernel: [<c01387f4>] add_lock_to_list+0x5c/0x7a
> Aug 20 17:47:50 euridica kernel: [<c013a93d>] __lock_acquire+0x9f3/0xaef
> Aug 20 17:47:50 euridica kernel: [<c013ada3>] lock_acquire+0x71/0x91
> Aug 20 17:47:50 euridica kernel: [<c02f87b9>] _spin_lock_irqsave+0x2c/0x3c
> Aug 20 17:47:50 euridica kernel: [<c01d2b8a>] avc_has_perm_noaudit+0x23b/0x487
> Aug 20 17:47:51 euridica kernel: [<c01d3a5c>] avc_has_perm+0x22/0x45
> Aug 20 17:47:51 euridica kernel: [<c01d3d58>] ipc_has_perm+0x58/0x60
> Aug 20 17:47:51 euridica kernel: [<c01d3d96>] selinux_ipc_permission+0x36/0x39
> Aug 20 17:47:52 euridica kernel: [<c01c7ad6>] ipcperms+0xd7/0xe0
>
> When I build kernel with gcc 3.4.6 everything works fine.

Now it also works fine with gcc 4.1.1. I still get "BUG:
MAX_STACK_TRACE_ENTRIES too low!". Probably it was unclean build (I
don't know why. I have "make clean" in my build scripts).

Regards,
Michal

--
Michal K. K. Piotrowski
LTG - Linux Testers Group
(http://www.stardust.webpages.pl/ltg/wiki/)
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