Toralf Förster wrote at 13:49:39
> Although the merge window is open, I'd like to point to this :
>
Probably this is helpful too :
#0 0xb7792424 in __kernel_vsyscall ()
(gdb) bt
#0 0xb7792424 in __kernel_vsyscall ()
#1 0xb763fb46 in kill () at ../sysdeps/unix/syscall-template.S:82
#2 0x08073485 in uml_abort () at arch/um/os-Linux/util.c:95
#3 0x08073565 in os_dump_core () at arch/um/os-Linux/util.c:140
#4 0x080618b7 in panic_exit (self=0x83462d8, unused1=0, unused2=0x8362400) at
arch/um/kernel/um_arch.c:233
#5 0x080a414c in notifier_call_chain (nl=<value optimized out>, val=<value
optimized out>, v=0x6, nr_to_call=-1,
nr_calls=0x0) at kernel/notifier.c:93
#6 0x080a41c3 in __atomic_notifier_call_chain (nh=0x83623c0, val=0,
v=0x8362400) at kernel/notifier.c:182
#7 atomic_notifier_call_chain (nh=0x83623c0, val=0, v=0x8362400) at
kernel/notifier.c:191
#8 0x082bca68 in panic (fmt=0x830d01d "Segfault with no mm") at
kernel/panic.c:100
#9 0x0806158f in segv (fi=<incomplete type>, ip=137095158, is_user=0,
regs=0x8344a00) at arch/um/kernel/trap.c:193
#10 0x08061647 in segv_handler (sig=11, regs=0x8344a00) at
arch/um/kernel/trap.c:169
#11 0x080720d4 in sig_handler_common (sig=11, sc=0x8344ab4) at
arch/um/os-Linux/signal.c:49
#12 0x080722b2 in sig_handler (sig=0, sc=0x8344ab4) at
arch/um/os-Linux/signal.c:226
#13 0x080724ec in handle_signal (sig=6, sc=0x8344ab4) at
arch/um/os-Linux/signal.c:158
#14 0x08074948 in hard_handler (sig=11) at arch/um/os-Linux/sys-i386/signal.c:12
#15 <signal handler called>
#16 __list_add (sem=0x8357d54, subclass=0) at include/linux/list.h:44
#17 list_add_tail (sem=0x8357d54, subclass=0) at include/linux/list.h:76
#18 __down_write_nested (sem=0x8357d54, subclass=0) at lib/rwsem-spinlock.c:232
#19 0x082be859 in __down_write (sem=0x8357d54) at lib/rwsem-spinlock.c:252
#20 0x082be051 in down_write (sem=0x8357d54) at kernel/rwsem.c:51
#21 0x081d44f3 in exit_shm (task=0x18c72c00) at ipc/shm.c:308
#22 0x0808819c in do_exit (code=0) at kernel/exit.c:983
#23 0x08098214 in ____call_usermodehelper (data=0x18c64c80) at kernel/kmod.c:187
#24 0x08070cfe in run_kernel_thread (fn=0x8098110 <____call_usermodehelper>,
arg=0x18c64c80, jmp_ptr=0x18c72e40)
at arch/um/os-Linux/process.c:268
#25 0x0805efd5 in new_thread_handler () at arch/um/kernel/process.c:153
#26 0x00000000 in ?? ()
--
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
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