vsprintf · Maintained

Maintainers

• M Petr Mladek <pmladek@suse.com>
• M Steven Rostedt <rostedt@goodmis.org>
• R Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• R Rasmus Villemoes <linux@rasmusvillemoes.dk>
• R Sergey Senozhatsky <senozhatsky@chromium.org>

Paths

• F Documentation/core-api/printk-formats.rst
• F lib/tests/printf_kunit.c
• F lib/tests/scanf_kunit.c
• F lib/vsprintf.c

Last 30 days

Most active threads (last 7 days)

• DORMANTno replies [PATCH v2] lib/vsprintf: Make no_hash_pointers take effect early
  2026-06-12 03:07 · 0 replies in 7d · Kaitao Cheng <hidden>
• WARM1d [RFC V2 0/3] lib/vsprintf: Add support for pgtable entries
  2026-06-10 04:36 · 2 replies in 7d · Anshuman Khandual <hidden>
• WARM2d [PATCH] lib/vsprintf: Make no_hash_pointers take effect early
  2026-06-10 12:45 · 0 replies in 7d · Kaitao Cheng <hidden>
• WARM2d [PATCH v4 0/5] lib/vsprintf: Validate spinlock context during restricted pointer formatting
  2026-06-08 14:21 · 3 replies in 7d · Thomas Weißschuh <hidden>

Active reviewers (last 30 days)

• Petr Mladek <pmladek@suse.com>
  2 attestations (1 Acked-by, 1 Reviewed-by) · last on 2026-06-08
• Peter Zijlstra <peterz@infradead.org>
  2 attestations (2 Suggested-by) · last on 2026-06-08

Recent patches

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

• DORMANTno replies [PATCH v2] lib/vsprintf: Make no_hash_pointers take effect early
  2026-06-12 · Kaitao Cheng <hidden>
• WARM2d [PATCH] lib/vsprintf: Make no_hash_pointers take effect early
  2026-06-10 · Kaitao Cheng <hidden>
• WARM1d [RFC V2 1/3] lib/vsprintf: Add support for pgtable entries
  2026-06-10 · Anshuman Khandual <hidden>
• WARM1d [RFC V2 2/3] kunit: printf: Add test for pgtable entries
  2026-06-10 · Anshuman Khandual <hidden>
• WARM2d REVIEWED: 4 (4M) [PATCH v4 5/5] lib/vsprintf: Validate spinlock context during restricted pointer formatting
  2026-06-08 · Thomas Weißschuh <hidden>
• WARM2d [PATCH v4 3/5] lib/vsprintf: Use in_task() for restricted pointer context check
  2026-06-08 · Thomas Weißschuh <hidden>
• WARM2d [PATCH v4 4/5] lib/vsprintf: Always check interrupt context restrictions
  2026-06-08 · Thomas Weißschuh <hidden>
• COOLING5d REVIEWED: 4 (4M) [PATCH v16 03/14] lib: vsprintf: use _parse_integer() instead of _parse_integer_limit()
  2026-06-04 · Rodrigo Alencar via B4 Relay <devnull+rodrigo.alencar.analog.com@kernel.org>
• COOLING10d Re: [PATCH 1/2] tracing: work around -Wmissing-format-attribute warning
  2026-06-03 · Rasmus Villemoes <hidden>
• WARM1d [PATCH v2 1/2] vsprintf: Add upper case flavour to %p[mM]
  2026-06-03 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• COOLING9d [PATCH v1 2/2] vsprintf: Convert to use _parse_integer() instead of _parse_integer_limit()
  2026-06-02 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• COOLING10d Re: [PATCH 1/2] tracing: work around -Wmissing-format-attribute warning
  2026-06-02 · "Arnd Bergmann" <arnd@arndb.de>
• COOLING10d [PATCH 1/2] tracing: work around -Wmissing-format-attribute warning
  2026-06-02 · Arnd Bergmann <arnd@kernel.org>
• COOLING12d Re: [RFC V2 01/14] mm: Abstract printing of pxd_val()
  2026-05-21 · Anshuman Khandual <hidden>
• COLD17d [PATCH v3 5/5] lib/vsprintf: Always check interrupt context restrictions
  2026-05-20 · Thomas Weißschuh <hidden>
• COLD17d [PATCH v3 4/5] lib/vsprintf: Use in_task() for restricted pointer context check
  2026-05-20 · Thomas Weißschuh <hidden>
• COLD17d [PATCH v3 3/5] lib/vsprintf: Validate spinlock context during restricted pointer formatting
  2026-05-20 · Thomas Weißschuh <hidden>
• COLD18d [PATCH] lib/vsprintf: Require exact hash_pointers mode matches
  2026-05-19 · Kaitao Cheng <hidden>
• DORMANTno replies [PATCH 3/3] lib/vsprintf: Require exact hash_pointers mode matches
  2026-05-19 · Kaitao Cheng <hidden>
• COOLING10d [PATCH] lib/vsprintf: replace min_t/max_t with min/max
  2026-05-18 · Thorsten Blum <thorsten.blum@linux.dev>
• COLD40d [PATCH v2 4/4] lib/vsprintf: Always check interrupt context restrictions
  2026-05-04 · Thomas Weißschuh <hidden>
• COLD40d [PATCH v2 3/4] lib/vsprintf: Validate spinlock context during restricted pointer formatting
  2026-05-04 · Thomas Weißschuh <hidden>
• COLD23d [PATCH v2 2/2] vsprintf: Add test for restricted kernel pointers
  2026-05-04 · Thomas Weißschuh <hidden>
• COLD23d [PATCH v2 1/2] vsprintf: Only export no_hash_pointers to test module
  2026-05-04 · Thomas Weißschuh <hidden>
• COLD60d [PATCH] lib/vsprintf: use bool for local decode variable
  2026-04-07 · Thorsten Blum <thorsten.blum@linux.dev>
• STALE68d [PATCH] printf: add escaped-string format tests
  2026-04-06 · Shuvam Pandey <hidden>
• COLD59d [PATCH] printf: mark errptr() noinline
  2026-04-05 · Tamir Duberstein <tamird@kernel.org>
• STALE65d REVIEWED: 5 (4M) [PATCH v5 5/6] vsprintf: Revert "add simple_strntoul"
  2026-03-31 · David Disseldorp <hidden>
• STALE72d [PATCH v2 2/2] lib/vsprintf: fix OOB write in vbin_printf() when size is zero
  2026-03-30 · Josh Law <hidden>
• STALE72d [PATCH v2 1/2] lib/vsprintf: always advance args in bstr_printf() pointer path
  2026-03-30 · Josh Law <hidden>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• DORMANTno replies Re: Linux 6.12.63
  2025-12-18 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE177d Re: Linux 6.18.2
  2025-12-18 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.17.13
  2025-12-18 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.160
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE153d Re: Linux 6.6.120
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.198
  2026-01-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.248
  2026-01-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE137d [PATCH v1 3/4] vsprintf: Revert "add simple_strntoul"
  2026-01-19 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• DORMANTno replies [PATCH] pci: Show PCI bus number with hex prefix
  2026-02-06 · Helge Deller <deller@kernel.org>
• DORMANTno replies Re: [RFC PATCH 1/1] lib/vsprintf: Limit the returning size to INT_MAX
  2026-03-19 · Masami Hiramatsu (Google) <mhiramat@kernel.org>