Hello- On Tue, 2010-04-06 at 11:54 +0900, Jiro SEKIBA wrote: > I tried checkpointing/restarting with this binary, but still get SEGV at the same point, > still get same gdb warning(Cannot find thread-local variables on this target) I believe I have been experiencing a similar problem: https://lists.linux-foundation.org/pipermail/containers/2010-April/024105.html I may have found a fix. Can you please test whether this kernel patch makes the SEGVs after restart go away? arch/x86/kernel/checkpoint_32.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/checkpoint_32.c b/arch/x86/kernel/checkpoint_32.c index 32cde34..d80c168 100644 --- a/arch/x86/kernel/checkpoint_32.c +++ b/arch/x86/kernel/checkpoint_32.c @@ -86,7 +86,6 @@ static unsigned short decode_segment(__u16 seg) void save_cpu_regs(struct ckpt_hdr_cpu *h, struct task_struct *t) { - struct thread_struct *thread = &t->thread; struct pt_regs *regs = task_pt_regs(t); unsigned long _gs; @@ -116,7 +115,7 @@ void save_cpu_regs(struct ckpt_hdr_cpu *h, struct task_struct *t) if (t == current) _gs = get_user_gs(regs); else - _gs = thread->gs; + _gs = task_user_gs(t); h->fsindex = encode_segment(regs->fs); h->gsindex = encode_segment(_gs); _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers
