--- RUN 1 ---
STEP 0: DLC created, default pcb->mtu = 667 (line 432)
STEP 1: peer PN with mtu=0 processed by set_pn (line 3019); now pcb->mtu = 0  <-- NO validation was applied
### SIGFPE: divide by zero at step 3 (send_credits, line 3283) ###
(In-kernel: CPU raises #DE -> trap -> panic. In userspace: #DE -> SIGFPE -> caught here.)
--- RUN 2 ---
STEP 0: DLC created, default pcb->mtu = 667 (line 432)
STEP 1: peer PN with mtu=0 processed by set_pn (line 3019); now pcb->mtu = 0  <-- NO validation was applied
### SIGFPE: divide by zero at step 3 (send_credits, line 3283) ###
(In-kernel: CPU raises #DE -> trap -> panic. In userspace: #DE -> SIGFPE -> caught here.)
--- RUN 3 ---
STEP 0: DLC created, default pcb->mtu = 667 (line 432)
STEP 1: peer PN with mtu=0 processed by set_pn (line 3019); now pcb->mtu = 0  <-- NO validation was applied
### SIGFPE: divide by zero at step 3 (send_credits, line 3283) ###
(In-kernel: CPU raises #DE -> trap -> panic. In userspace: #DE -> SIGFPE -> caught here.)