panic: print stack trace when panicking
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/* Copyright (C) 2021 fef <owo@fef.moe>. All rights reserved. */
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#include <arch/vmparam.h>
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#include <gay/kprintf.h>
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#include <gay/ktrace.h>
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void ktrace_print(void)
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{
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void **rbp;
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__asm__ volatile("movq (%%rbp), %0" : "=r"(rbp));
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kprintf("Stack trace:\n");
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while (rbp >= (void **)KERNBASE) {
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kprintf(" %p\n", rbp[1]);
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rbp = *rbp;
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}
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}
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/* Copyright (C) 2021 fef <owo@fef.moe>. All rights reserved. */
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#pragma once
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/** @brief Print a full stack trace to the kernel log, starting from the caller. */
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void ktrace_print(void);
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