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From: youling257 <youling257@gmail.com>
To: keescook@chromium.org
Cc: torvalds@linux-foundation.org,
	christian.brauner@ubuntu.com,
	andrea.righi@canonical.com,
	linux-kernel@vger.kernel.org,
	stable@vger.kernel.org,
	regressions@lists.linux.dev
Subject: Re: [PATCH] proc: Track /proc/$pid/attr/ opener mm_struct
Date: Mon, 14 Jun 2021 18:02:34 +0800
Message-Id: <20210614100234.12077-1-youling257@gmail.com>
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I used mainline kernel on android, this patch cause "failed to retrieve pid context" problem.

06-14 02:15:51.165  1685  1685 E ServiceManager: SELinux: getpidcon(pid=1682) failed to retrieve pid context.
06-14 02:15:51.166  1685  1685 E ServiceManager: add_service('batteryproperties',1) uid=0 - PERMISSION DENIED
06-14 02:15:51.166  1682  1682 I ServiceManager: addService() batteryproperties failed (err -1 - no service manager yet?).  Retrying...
06-14 02:15:51.197  1685  1685 E ServiceManager: SELinux: getpidcon(pid=1695) failed to retrieve pid context.
06-14 02:15:51.197  1685  1685 E ServiceManager: add_service('android.security.keystore',1) uid=1017 - PERMISSION DENIED
06-14 02:15:51.198  1695  1695 I ServiceManager: addService() android.security.keystore failed (err -1 - no service manager yet?).  Retrying...
06-14 02:15:51.207  1685  1685 E ServiceManager: SELinux: getpidcon(pid=1708) failed to retrieve pid context.
06-14 02:15:51.207  1685  1685 E ServiceManager: add_service('android.service.gatekeeper.IGateKeeperService',1) uid=1000 - PERMISSION DENIED
06-14 02:15:51.207  1708  1708 I ServiceManager: addService() android.service.gatekeeper.IGateKeeperService failed (err -1 - no service manager yet?).  Retrying...
06-14 02:15:51.275  1685  1685 E ServiceManager: SELinux: getpidcon(pid=1693) failed to retrieve pid context.
06-14 02:15:51.275  1692  1692 I cameraserver: ServiceManager: 0xf6d309e0
06-14 02:15:51.275  1685  1685 E ServiceManager: add_service('drm.drmManager',1) uid=1019 - PERMISSION DENIED
06-14 02:15:51.276  1693  1693 I ServiceManager: addService() drm.drmManager failed (err -1 - no service manager yet?).  Retrying...