tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Merge tag 'perf-urgent-2020-07-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into master

Pull uprobe fix from Ingo Molnar:
"Fix an interaction/regression between uprobes based shared library
tracing & GDB"

* tag 'perf-urgent-2020-07-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
uprobes: Change handle_swbp() to send SIGTRAP with si_code=SI_KERNEL, to fix GDB regression

Linus Torvalds 78b1afe2 a7b36c2b

+1 -1
+1 -1
kernel/events/uprobes.c
··· 2199 2199 if (!uprobe) { 2200 2200 if (is_swbp > 0) { 2201 2201 /* No matching uprobe; signal SIGTRAP. */ 2202 - send_sig(SIGTRAP, current, 0); 2202 + force_sig(SIGTRAP); 2203 2203 } else { 2204 2204 /* 2205 2205 * Either we raced with uprobe_unregister() or we can't