Re: [uml-user] Kernel panic 2.4.19-14um

[David H. <da...@dh...>]

This problem seems to have been fixed by 2.4.19-15um.

Regards,
Dave.

David Houlden wrote:
> Getting the following error running a 2.4.19-14um which I compiled. It
> happens on a root filesystem I created but the same filesystem works wi=
th
> the precompiled 2.4.19-5um I downloaded from the web site. My 2.4.19-14=
um
> works ok with the tomsrtbt filesystem downloaded from the web site so i=
t's
> probably something in my filesystem. Any idea what the problem is?
>
> Thanks,
> Dave.
>
> Breakpoint 1, panic (
>     fmt=3D0xa0186dc0 "Kernel mode fault at addr 0x%lx, ip 0x%lx") at
> panic.c:52 52              bust_spinlocks(1);
> (gdb) bt
> #0  panic (fmt=3D0xa0186dc0 "Kernel mode fault at addr 0x%lx, ip 0x%lx"=
)
>     at panic.c:52
> #1  0xa0118081 in segv (address=3D40, ip=3D2684414616, is_write=3D0, is=
_user=3D0,
>     sc=3D0xa01a77a8) at trap_kern.c:101
> #2  0xa0118fa4 in segv_handler (sig=3D11, regs=3D0xa01a4280) at trap_us=
er.c:433
> #3  0xa011904d in sig_handler_common (sig=3D11, sc=3D0xa01a77a8) at
> trap_user.c:482
> #4  0xa01190b9 in sig_handler (sig=3D11, sc=3D
>       {gs =3D 0, __gsh =3D 0, fs =3D 0, __fsh =3D 0, es =3D 43, __esh =3D=
 0, ds =3D 43,
> __dsh =3D 0, edi =3D 44, esi =3D 1, ebp =3D 2686089892, esp =3D 2686089=
852, ebx =3D
> 2704421772, edx =3D 0, ecx =3D 2686089700, eax =3D 0, trapno =3D 14, er=
r =3D 4, eip =3D
> 2684414616, cs =3D 35, __csh =3D 0, eflags =3D 66055, esp_at_signal =3D=
 2686089852,
> ss =3D 43, __ssh =3D 0, fpstate =3D 0x0, oldmask =3D 436281344, cr2 =3D=
 40}) at
> trap_user.c:497
> #5  <signal handler called>
> #6  __wake_up (q=3D0xa132338c, mode=3D3, nr=3D1) at sched.c:730
> #7  0xa012478b in __up (sem=3D0xa1323380) at semaphore.c:52
> #8  0xa01249ac in __up_wakeup () at semaphore.c:167
> #9  0xa010f757 in handle_IRQ_event (irq=3D13, regs=3D0xa01a4280,
> action=3D0xa13233a0)
>     at irq.c:159
> #10 0xa010f903 in do_IRQ (irq=3D13, regs=3D0xa01a4280) at irq.c:322
> #11 0xa010ff7b in sigio_handler (sig=3D29, regs=3D0xa01a4280) at irq_us=
er.c:73
> #12 0xa011904d in sig_handler_common (sig=3D29, sc=3D0xa01a7c10) at
> trap_user.c:482
> #13 0xa01190b9 in sig_handler (sig=3D29, sc=3D
>       {gs =3D 0, __gsh =3D 0, fs =3D 0, __fsh =3D 0, es =3D 43, __esh =3D=
 0, ds =3D 43,
> __dsh ---Type <return> to continue, or q <return> to quit---
> =3D 0, edi =3D 2686074880, esi =3D 2686074880, ebp =3D 2686091024, esp =
=3D
> 2686090980, ebx =3D 2686091016, edx =3D 2686074880, ecx =3D 2686091016,=
 eax =3D
> 4294967292, trapno =3D 1, err =3D 0, eip =3D 2685639025, cs =3D 35, __c=
sh =3D 0,
> eflags =3D 663, esp_at_signal =3D 2686090980, ss =3D 43, __ssh =3D 0, f=
pstate =3D
> 0xa01a7c68, oldmask =3D 134283264, cr2 =3D 0}) at trap_user.c:497
> #14 <signal handler called>
> #15 0xa0139971 in __libc_nanosleep () at __libc_nanosleep:-1
> #16 0xa011738c in idle_sleep (secs=3D10) at time.c:128
> #17 0xa011291a in cpu_idle () at process_kern.c:506
> #18 0xa000c4e1 in rest_init () at init/main.c:341
> #19 0xa0003583 in start_kernel () at init/main.c:435
> #20 0xa01194c3 in start_kernel_proc (unused=3D0x0) at um_arch.c:118
> #21 0xa01187ca in signal_tramp (arg=3D0xa0119484) at trap_user.c:96