From: "Dmitry V. Levin" <ldv@altlinux.org>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: ppc compat v4.16 regression: sending SIGTRAP or SIGFPE via kill() returns wrong values in si_pid and si_uid
Date: Mon, 9 Apr 2018 18:22:53 +0300 [thread overview]
Message-ID: <20180409152253.GD10489@altlinux.org> (raw)
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Hi,
There seems to be a regression in v4.16 on ppc compat very similar
to sparc compat regression reported earlier at
https://marc.info/?l=linux-sparc&m=151501500704383 .
The symptoms are exactly the same: the same signal_receive test from
the strace test suite fails with the same diagnostics:
https://build.opensuse.org/public/build/home:ldv_alt/openSUSE_Factory_PowerPC/ppc/strace/_log
Unfortunately, I do not have any means to investigate further,
so just passing this information on to those who care.
--
ldv
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next reply other threads:[~2018-04-09 15:29 UTC|newest]
Thread overview: 115+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-09 15:22 Dmitry V. Levin [this message]
2018-04-12 1:34 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dmitry V. Levin
2018-04-12 1:34 ` Dmitry V. Levin
2018-04-12 1:45 ` Linus Torvalds
2018-04-12 1:45 ` Linus Torvalds
2018-04-12 9:58 ` Russell King - ARM Linux
2018-04-12 9:58 ` Russell King - ARM Linux
2018-04-12 11:03 ` Dmitry V. Levin
2018-04-12 11:03 ` Dmitry V. Levin
2018-04-12 11:03 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dmitry V. Levin
2018-04-12 12:19 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-12 12:19 ` Russell King - ARM Linux
2018-04-12 12:19 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-12 12:49 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dmitry V. Levin
2018-04-12 12:49 ` Dmitry V. Levin
2018-04-12 12:49 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dmitry V. Levin
2018-04-12 13:14 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-12 13:14 ` Russell King - ARM Linux
2018-04-12 13:14 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-12 16:50 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Linus Torvalds
2018-04-12 16:50 ` Linus Torvalds
2018-04-12 16:50 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Linus Torvalds
2018-04-12 17:20 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-12 17:20 ` Russell King - ARM Linux
2018-04-12 17:20 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-12 17:22 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Linus Torvalds
2018-04-12 17:22 ` Linus Torvalds
2018-04-12 17:22 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Linus Torvalds
2018-04-13 9:42 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-13 9:42 ` Russell King - ARM Linux
2018-04-13 9:42 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-13 16:33 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Linus Torvalds
2018-04-13 16:33 ` Linus Torvalds
2018-04-13 16:33 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Linus Torvalds
2018-04-13 17:08 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dave Martin
2018-04-13 17:08 ` Dave Martin
2018-04-13 17:08 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dave Martin
2018-04-13 17:54 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-13 17:54 ` Russell King - ARM Linux
2018-04-13 17:54 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-13 18:23 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Linus Torvalds
2018-04-13 18:23 ` Linus Torvalds
2018-04-13 18:23 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Linus Torvalds
2018-04-13 18:45 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dave Martin
2018-04-13 18:45 ` Dave Martin
2018-04-13 18:45 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dave Martin
2018-04-13 19:53 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Linus Torvalds
2018-04-13 19:53 ` Linus Torvalds
2018-04-13 19:53 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Linus Torvalds
2018-04-15 13:12 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-15 13:12 ` Russell King - ARM Linux
2018-04-15 13:12 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-15 15:22 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Eric W. Biederman
2018-04-15 15:22 ` Eric W. Biederman
2018-04-15 15:22 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Eric W. Biederman
2018-04-15 15:56 ` [RFC PATCH 0/3] Dealing with the aliases of SI_USER Eric W. Biederman
2018-04-15 15:56 ` Eric W. Biederman
2018-04-15 15:56 ` Eric W. Biederman
2018-04-15 15:56 ` Eric W. Biederman
2018-04-15 15:57 ` [RFC PATCH 1/3] signal: Ensure every siginfo we send has all bits initialized Eric W. Biederman
2018-04-15 15:57 ` Eric W. Biederman
2018-04-15 15:57 ` Eric W. Biederman
2018-04-15 15:57 ` Eric W. Biederman
2018-04-17 13:23 ` Dave Martin
2018-04-17 13:23 ` Dave Martin
2018-04-17 13:23 ` Dave Martin
2018-04-17 19:37 ` Eric W. Biederman
2018-04-17 19:37 ` Eric W. Biederman
2018-04-17 19:37 ` Eric W. Biederman
2018-04-18 12:47 ` Dave Martin
2018-04-18 12:47 ` Dave Martin
2018-04-18 12:47 ` Dave Martin
2018-04-18 14:22 ` Eric W. Biederman
2018-04-18 14:22 ` Eric W. Biederman
2018-04-18 14:22 ` Eric W. Biederman
2018-04-19 8:26 ` Dave Martin
2018-04-19 8:26 ` Dave Martin
2018-04-19 8:26 ` Dave Martin
2018-04-15 15:58 ` [RFC PATCH 2/3] signal: Reduce copy_siginfo_to_user to just copy_to_user Eric W. Biederman
2018-04-15 15:58 ` Eric W. Biederman
2018-04-15 15:58 ` Eric W. Biederman
2018-04-15 15:58 ` Eric W. Biederman
2018-04-15 15:59 ` [RFC PATCH 3/3] signal: Stop special casing TRAP_FIXME and FPE_FIXME in siginfo_layout Eric W. Biederman
2018-04-15 15:59 ` Eric W. Biederman
2018-04-15 15:59 ` Eric W. Biederman
2018-04-15 15:59 ` Eric W. Biederman
2018-04-15 18:16 ` [RFC PATCH 0/3] Dealing with the aliases of SI_USER Linus Torvalds
2018-04-15 18:16 ` Linus Torvalds
2018-04-15 18:16 ` Linus Torvalds
2018-04-16 2:03 ` Eric W. Biederman
2018-04-16 2:03 ` Eric W. Biederman
2018-04-16 2:03 ` Eric W. Biederman
2018-04-18 17:58 ` Eric W. Biederman
2018-04-18 17:58 ` Eric W. Biederman
2018-04-18 17:58 ` Eric W. Biederman
2018-04-18 17:58 ` Eric W. Biederman
2018-04-18 17:58 ` Eric W. Biederman
2018-04-19 9:28 ` Dave Martin
2018-04-19 9:28 ` Dave Martin
2018-04-19 9:28 ` Dave Martin
2018-04-19 14:40 ` Eric W. Biederman
2018-04-19 14:40 ` Eric W. Biederman
2018-04-19 14:40 ` Eric W. Biederman
2018-04-13 18:35 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dave Martin
2018-04-13 18:35 ` Dave Martin
2018-04-13 18:35 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dave Martin
2018-04-13 18:50 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Russell King - ARM Linux
2018-04-13 18:50 ` Russell King - ARM Linux
2018-04-13 18:50 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Russell King - ARM Linux
2018-04-13 18:56 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dave Martin
2018-04-13 18:56 ` Dave Martin
2018-04-13 18:56 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dave Martin
2018-04-12 17:35 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in si_pid and si_uid Dmitry V. Levin
2018-04-12 17:35 ` Dmitry V. Levin
2018-04-12 17:35 ` sparc/ppc/arm compat siginfo ABI regressions: sending SIGFPE via kill() returns wrong values in Dmitry V. Levin
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