FAIL tests/userprog/read-zero
Kernel panic in run: PANIC at ../../userprog/exception.c:100 in kill(): Kernel bug - unexpected interrupt in kernel
Call stack: 0xc002b085 0xc002f467 0xc002f572 0xc0022252 0xc00224c7 0xc002fc02 0xc002f7e2 0xc0022252 0xc00224c7 0x804ab4b 0x80480f7 0x804817f 0x8048899
Translation of call stack:
In kernel.o:
0xc002b085: debug_panic (.../../lib/kernel/debug.c:38)
0xc002f467: kill (.../userprog/exception.c:106)
0xc002f572: page_fault (....c:159 (discriminator 12))
0xc0022252: intr_handler (..../threads/interrupt.c:367)
0xc00224c7: intr_entry (threads/intr-stubs.S:38)
0xc002fc02: read (...../userprog/syscall.c:207)
0xc002f7e2: syscall_handler (.../../userprog/syscall.c:79)
0xc0022252: intr_handler (..../threads/interrupt.c:367)
0xc00224c7: intr_entry (threads/intr-stubs.S:38)
In tests/userprog/read-zero:
0x0804ab4b: read (...../lib/user/syscall.c:117)
0x080480f7: test_main (...s/userprog/read-zero.c:17)
0x0804817f: main (...ild/../../tests/main.c:13)
0x08048899: _start (.../../../lib/user/entry.c:9)
Translations of user virtual addresses above are based on a guess at
the binary to use.  If this guess is incorrect, then those
translations will be misleading.