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Mon, 12 Aug 2024 12:02:23 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id OlqgFc/5uWYQYAAAD6G6ig (envelope-from ); Mon, 12 Aug 2024 12:02:23 +0000 Date: Mon, 12 Aug 2024 14:02:21 +0200 From: Petr Vorel To: Jan Stancek Cc: ltp@lists.linux.it, Christian Brauner , linux-kernel@vger.kernel.org, Linux Memory Management List , kernel test robot Subject: Re: [LTP] [PATCH] syscalls/execve04, creat07: skip for kernels 6.11 and later Message-ID: <20240812120221.GA195572@pevik> Reply-To: Petr Vorel References: <9a9b743304c2b6ad1a045f26d33304a3350cdf4c.1723458583.git.jstancek@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9a9b743304c2b6ad1a045f26d33304a3350cdf4c.1723458583.git.jstancek@redhat.com> X-Rspamd-Queue-Id: B4CEA40023 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: 8uznudu8pb1naesnch57hehksqnoa9tn X-HE-Tag: 1723464145-101451 X-HE-Meta: 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 hheXVQt5 krCoSpw/Y0iR1cSh9x/7BzZPHFONrW5f5GSDaMjUfB8PbpsdyuvVPa1tX+B9n3qQ4IGQUZ2S4LLLZRsjETXibiE8o5kTCQvXNZqEljCppTz7fSlGOVPQy+aXoJ+oVDlzZBc9d4MrR3iLXpVqVYGVHgeOtQaTI8sSqdlLBj7jQnJSBFwy/pFmPIZ3BscoLO0U+FgtM3Q7QhHGD5csM+kBA79iQlPMe6nFds2TDV4eGBAHVOByNEs3yOi4tLvhbEKpEAdXxNXXCTwmYmzdc98sBvhn6ziiADFNwkIC8kQX3r6KyHZhHEHTdNCnbAKMV3WkX3koAJknfoy7kM8DCaNDRHWBFnRT6+QN7wg6n6L+3XthGBgjJworPJg2WgareocWuyLOr1IHGgwmoPdHlASIiD5uSwvDDsh2JF4xeBQ1PtBifA95Uqmxo3+piQeeobTYY4WQu X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Jan, > The behaviour is allowed since commit: > 2a010c412853 ("fs: don't block i_writecount during exec") > that landed in 6.11-rc1. Thanks for noticing and fixing this! It was reported some time ago: https://lore.kernel.org/all/202406141431.2b72ca61-oliver.sang@intel.com/ https://lore.kernel.org/ltp/202407162117.7730986d-oliver.sang@intel.com/ Reviewed-by: Petr Vorel Kind regards, Petr > Signed-off-by: Jan Stancek > --- > testcases/kernel/syscalls/creat/creat07.c | 10 ++++++++++ > testcases/kernel/syscalls/execve/execve04.c | 10 ++++++++++ > 2 files changed, 20 insertions(+) > diff --git a/testcases/kernel/syscalls/creat/creat07.c b/testcases/kernel/syscalls/creat/creat07.c > index 7bd32ab4d328..f157e1a8fbb2 100644 > --- a/testcases/kernel/syscalls/creat/creat07.c > +++ b/testcases/kernel/syscalls/creat/creat07.c > @@ -47,7 +47,17 @@ static void verify_creat(void) > SAFE_WAITPID(pid, NULL, 0); > } > +static void setup(void) > +{ > + if ((tst_kvercmp(6, 11, 0)) >= 0) { > + tst_brk(TCONF, "Skipping test, write to executed file is " > + "allowed since 6.11-rc1.\n" > + "2a010c412853 (\"fs: don't block i_writecount during exec\")"); > + } > +} > + > static struct tst_test test = { > + .setup = setup, > .test_all = verify_creat, > .needs_checkpoints = 1, > .forks_child = 1, > diff --git a/testcases/kernel/syscalls/execve/execve04.c b/testcases/kernel/syscalls/execve/execve04.c > index 3bac642e5412..7bbfece85906 100644 > --- a/testcases/kernel/syscalls/execve/execve04.c > +++ b/testcases/kernel/syscalls/execve/execve04.c > @@ -65,7 +65,17 @@ static void do_child(void) > exit(0); > } > +static void setup(void) > +{ > + if ((tst_kvercmp(6, 11, 0)) >= 0) { > + tst_brk(TCONF, "Skipping test, write to executed file is " > + "allowed since 6.11-rc1.\n" > + "2a010c412853 (\"fs: don't block i_writecount during exec\")"); > + } > +} > + > static struct tst_test test = { > + .setup = setup, > .test_all = verify_execve, > .forks_child = 1, > .child_needs_reinit = 1,