Ukernel panic at kern/arch/x86/trap.c:312, from core 1: �Proc-ful Page Fault in zthe Kernel at 0x0000000000000000!
�HW TRAP frame at 0�aWV�hxfffffff0000ca620 on core 1
�  rax  0x0000000000000000
�  rbx  0xffffffffc210f658
�  rcx  0xffff800006d0c9d8
\  rdx  0x0000000000000001
�_t  rbp  0xfffffff0000ca7w48
   =rs]i  r0xffffffffc
210f640
�  rdi  0xffffffffc210f658
�  r8   0x0000000000a000000
-  r9   0xffff80000324e838
�  r10  0x0000000000000168
�  r11  0xffff80000324e708
�  r12  0wx0000�000000000000e
�  '8y?�r13  0xffffffffc20b1b��00
� � r14  0xffff{80000;�Y�324�e�7�
08
�  r15  0xffffffffc210f640
h  trap 0x0000000e Page Fault
	uMFnm  gs�*C�G��WGga;A�d�Bbs 0xffffffffc8667c40
 ��  fsbs 0x0��000000000000000
�  err  0x--------00000002
�  rip  0xffffffffc20�0be1c
:_  cs   0x------------0008��|�U�
(n�G�pb  flag 0x0000000000010086
m  rsp  0xfffffff0000ca6e8
�  ssK �(!�a�!2�
  0x----------{(3--0010
��/
��
�Backtrace of kernel context on Core 1:
5#01 [<0xffffffffc200beh1c>] in sem_down
�#d02 [<0xffffffffc2�YL�v��3��c$�c,����ҿ�9?��-�S᳝����@P}X~���
O~M076054>] in consread
#03 [<0xffffffffc207d4e2>] in mntversion at drivers/dev/mnt.c:223
#04 [<0xffffffffc207e882>] in mntattach at drivers/dev/mnt.c:356
#05 [<0xffffffffc203f221>] in sysmount at src/ns/sysfile.c:528
#06 [<0xffffffffc2055b11>] in sys_nmount at src/syscall.c:2259
#07 [<0xffffffffc2059409>] in syscall at src/syscall.c:2528
#08 [<0xffffffffc20595d4>] in run_local_syscall at src/syscall.c:2563
#09 [<0xffffffffc2059b09>] in prep_syscalls at src/syscall.c:2583
#10 [<0xffffffffc20ab36a>] in sysenter_callwrapper at arch/x86/trap.c:854