diff options
| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-03-03 22:53:00 +0100 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-03-03 22:53:00 +0100 |
| commit | 43f2a52a6a00904f90a19fb178935cd16a7ced23 (patch) | |
| tree | ce6d348bee711f9ea6cfe156c7c157c85a264004 /i386 | |
| parent | ed1ca4b8c1db9b6578eab3ff8807bb1a174aaccc (diff) | |
kernel traps: also catch general protection faults
If userland passes a kernel pointer, it's not a page fault that we get,
but a general protection fault. We also want to go through the recovery
in that case, to make e.g. copyin/out return an error.
Diffstat (limited to 'i386')
| -rw-r--r-- | i386/i386/trap.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/i386/i386/trap.c b/i386/i386/trap.c index db4c7026..842a0e04 100644 --- a/i386/i386/trap.c +++ b/i386/i386/trap.c @@ -291,6 +291,9 @@ dump_ss(regs); return; } + /* Fall-through */ + case T_GENERAL_PROTECTION: + /* * If there is a failure recovery address * for this fault, go there. |