kgdb / kdb /debug_core · Maintained

Maintainers

• M Jason Wessel <jason.wessel@windriver.com>
• M Daniel Thompson <danielt@kernel.org>
• R Douglas Anderson <dianders@chromium.org>

Paths

• F Documentation/process/debugging/kgdb.rst
• F drivers/misc/kgdbts.c
• F drivers/tty/serial/kgdboc.c
• F include/linux/kdb.h
• F include/linux/kgdb.h
• F kernel/debug/
• F kernel/module/kdb.c

Last 30 days

Active reviewers (last 30 days)

• Yury Norov <yury.norov@gmail.com>
  1 attestation (1 Suggested-by) · last on 2026-06-25
• Masami Hiramatsu (Google) <mhiramat@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-06-25

Recent patches

Most-recent 30 patches in this subsystem on linuxppc-dev (capped at 30), ordered by date desc.

• COOLING11d REVIEWED: 9 (9M) [PATCH v4 1/2] tracing: Move non-trace_printk prototypes into trace_controls.h
  2026-06-25 · Steven Rostedt <rostedt@kernel.org>
• STALE143d [PATCH 08/19] debug: debug_core: Migrate to register_console_force helper
  2025-12-27 · Marcos Paulo de Souza <hidden>
• STALE143d [PATCH 03/19] printk: Drop flags argument from console_is_usable
  2025-12-27 · Marcos Paulo de Souza <hidden>
• STALE143d [PATCH 02/19] printk: Introduce console_is_nbcon
  2025-12-27 · Marcos Paulo de Souza <hidden>
• STALE143d [PATCH 01/19] printk/nbcon: Use an enum to specify the required callback in console_is_usable()
  2025-12-27 · Marcos Paulo de Souza <hidden>
• STALE1489d [PATCH 4/5] kallsyms: pass buffer size argument in *lookup* APIs
  2022-05-20 · Maninder Singh <hidden>
• STALE1589d [PATCH 6/6] treewide: remove check of list iterator against head past the loop body
  2022-02-28 · Jakob Koschel <hidden>
• STALE1574d REVIEWED: 1 (0M) [PATCH v6 4/6] module: Add CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
  2022-02-23 · Christophe Leroy <hidden>
• STALE1602d REVIEWED: 1 (0M) [PATCH v5 4/6] module: Add CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
  2022-02-22 · Christophe Leroy <hidden>
• STALE1602d REVIEWED: 1 (0M) [PATCH v4 4/6] module: Add CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
  2022-02-22 · Christophe Leroy <hidden>
• STALE1616d REVIEWED: 1 (0M) [PATCH v3 4/6] modules: Add CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
  2022-01-29 · Christophe Leroy <hidden>
• STALE1615d [PATCH v2 4/5] modules: Add CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
  2022-01-27 · Christophe Leroy <hidden>
• STALE1622d [PATCH 6/7] modules: Add CONFIG_ARCH_WANTS_MODULES_DATA_IN_VMALLOC
  2022-01-24 · Christophe Leroy <hidden>
• STALE1671d [PATCH 7/9] lib/cpumask: add num_{possible,present,active}_cpus_{eq,gt,le}
  2021-11-28 · Yury Norov <yury.norov@gmail.com>
• STALE1778d [PATCH printk v1 03/10] kgdb: delay roundup if holding printk cpulock
  2021-08-03 · John Ogness <john.ogness@linutronix.de>
• STALE1950d LANDED [PATCH next v4 12/15] printk: introduce a kmsg_dump iterator
  2021-03-03 · John Ogness <john.ogness@linutronix.de>
• STALE1950d LANDED: 4 (4M) [PATCH next v4 11/15] printk: kmsg_dumper: remove @active field
  2021-03-03 · John Ogness <john.ogness@linutronix.de>
• STALE1950d LANDED: 4 (4M) [PATCH next v4 14/15] printk: kmsg_dump: remove _nolock() variants
  2021-03-03 · John Ogness <john.ogness@linutronix.de>
• STALE1959d [PATCH next v3 12/15] printk: introduce a kmsg_dump iterator
  2021-02-25 · John Ogness <john.ogness@linutronix.de>
• STALE1959d REVIEWED: 4 (4M) [PATCH next v3 14/15] printk: kmsg_dump: remove _nolock() variants
  2021-02-25 · John Ogness <john.ogness@linutronix.de>
• STALE1959d [PATCH next v3 11/15] printk: kmsg_dumper: remove @active field
  2021-02-25 · John Ogness <john.ogness@linutronix.de>
• STALE2763d REVIEWED: 2 (0M) [PATCH v2 2/2] kgdb/treewide: constify struct kgdb_arch arch_kgdb_ops
  2018-12-06 · Christophe Leroy <hidden>
• STALE2776d [PATCH 2/2] kgdb/treewide: constify struct kgdb_arch arch_kgdb_ops
  2018-12-05 · Christophe Leroy <hidden>
• STALE2763d REVIEWED: 1 (0M) [REPOST PATCH v6 2/4] kgdb: Fix kgdb_roundup_cpus() for arches who used smp_call_function()
  2018-12-05 · Douglas Anderson <dianders@chromium.org>
• STALE2763d REVIEWED: 1 (0M) [REPOST PATCH v6 1/4] kgdb: Remove irq flags from roundup
  2018-12-05 · Douglas Anderson <dianders@chromium.org>
• STALE2778d [PATCH v6 2/4] kgdb: Fix kgdb_roundup_cpus() for arches who used smp_call_function()
  2018-11-27 · Douglas Anderson <dianders@chromium.org>
• STALE2778d REVIEWED: 1 (0M) [PATCH v6 1/4] kgdb: Remove irq flags from roundup
  2018-11-27 · Douglas Anderson <dianders@chromium.org>
• STALE2785d REVIEWED: 1 (0M) [PATCH v5 1/4] kgdb: Remove irq flags from roundup
  2018-11-27 · Douglas Anderson <dianders@chromium.org>
• STALE2785d [PATCH v5 2/4] kgdb: Fix kgdb_roundup_cpus() for arches who used smp_call_function()
  2018-11-27 · Douglas Anderson <dianders@chromium.org>
• STALE2786d [PATCH v4 2/4] kgdb: Fix kgdb_roundup_cpus() for arches who used smp_call_function()
  2018-11-12 · Douglas Anderson <dianders@chromium.org>