[uml-devel] sigwinch in 2.6.14.7 UML

2007-09-21 Thread Bradshaw, James
Sigwinch appears to trigger a panic in 2.6.14.7. Here's the GDB backtrace #0 0xe410 in ?? () #1 0x0806d53d in stop () at /ccase/wrlinux/build/mxs_cm_t0/build/linux-2.6.14-cgl/arch/um/os-Linux/t t.c:67 #2 0x0805dd98 in panic_waitonerr (self=0x82394e8, unused1=0, unused2=0x82716c0) at /c

[uml-devel] vmalloc and shared memory question

2007-09-18 Thread Bradshaw, James
Hi, I'm running into a problem with a 2.6.14.7 UML kernel and I wonder if anyone can help. The issue appears to be that memory allocated by a call to vmalloc lies outside the UML's virtual memory map, so that a subsequent pointer dereference ends up causing a seg fault. The vmalloc call is in c