diff options
Diffstat (limited to 'sys/amd64/ia32/ia32_syscall.c')
| -rw-r--r-- | sys/amd64/ia32/ia32_syscall.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/sys/amd64/ia32/ia32_syscall.c b/sys/amd64/ia32/ia32_syscall.c index 5b3086a..644235d 100644 --- a/sys/amd64/ia32/ia32_syscall.c +++ b/sys/amd64/ia32/ia32_syscall.c @@ -244,6 +244,19 @@ ia32_syscall(struct trapframe frame) } /* + * Check for misbehavior. + */ + WITNESS_WARN(WARN_PANIC, NULL, "System call %s returning", + (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???"); + KASSERT(td->td_critnest == 0, + ("System call %s returning in a critical section", + (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???")); + KASSERT(td->td_locks == 0, + ("System call %s returning with %d locks held", + (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???", + td->td_locks)); + + /* * Handle reschedule and other end-of-syscall issues */ userret(td, &frame); @@ -263,11 +276,6 @@ ia32_syscall(struct trapframe frame) STOPEVENT(p, S_SCX, code); PTRACESTOP_SC(p, td, S_PT_SCX); - - WITNESS_WARN(WARN_PANIC, NULL, "System call %s returning", - (code >= 0 && code < SYS_MAXSYSCALL) ? freebsd32_syscallnames[code] : "???"); - mtx_assert(&sched_lock, MA_NOTOWNED); - mtx_assert(&Giant, MA_NOTOWNED); } |
