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Kernel: Include FS & GS in process crash register dump

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This is helpful when debugging thread-local-storage related crashes.
This commit is contained in:
Idan Horowitz 2023-12-15 19:15:25 +02:00 • committed by Andreas Kling
parent c069ab1ca0
commit b35ebd31a4
1 changed files with 4 additions and 2 deletions
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6
Kernel/Arch/x86_64/Interrupts.cpp
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@ -31,6 +31,7 @@
#include <Kernel/Arch/SafeMem.h>
#include <Kernel/Arch/TrapFrame.h>
#include <Kernel/Arch/x86_64/ISRStubs.h>
#include <Kernel/Arch/x86_64/MSR.h>
extern FlatPtr start_of_unmap_after_init;
extern FlatPtr end_of_unmap_after_init;
@ -133,8 +134,9 @@ void dump_registers(RegisterState const& regs)
dbgln("Exception code: {:04x} (isr: {:04x})", regs.exception_code, regs.isr_number);
dbgln(" pc={:#04x}:{:p} rflags={:p}", (u16)regs.cs, regs.rip, regs.rflags);
dbgln(" stack={:p}", rsp);
// FIXME: Add fs_base and gs_base here
MSR fs_base_msr(MSR_FS_BASE);
MSR gs_base_msr(MSR_GS_BASE);
dbgln(" stack={:p} fs={:p} gs={:p}", rsp, fs_base_msr.get(), gs_base_msr.get());
dbgln(" rax={:p} rbx={:p} rcx={:p} rdx={:p}", regs.rax, regs.rbx, regs.rcx, regs.rdx);
dbgln(" rbp={:p} rsp={:p} rsi={:p} rdi={:p}", regs.rbp, regs.rsp, regs.rsi, regs.rdi);
dbgln(" r8={:p} r9={:p} r10={:p} r11={:p}", regs.r8, regs.r9, regs.r10, regs.r11);