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From: Jeffrin Jose <jeffrin@rajagiritech.edu.in>
To: peterz@infradead.org, mingo@redhat.com, will@kernel.org
Cc: linux-kernel@vger.kernel.org
Subject: [PROBLEM]:  WARNING: lock held when returning to user space! (5.4.1 #16 Tainted: G )
Date: Sat, 7 Dec 2019 23:04:20 +0530	[thread overview]
Message-ID: <20191207173420.GA5280@debian> (raw)

hello all,

i got the following  output related from typical dmesg output from 5.4.1 kernel

================================================
WARNING: lock held when returning to user space!
5.4.1 #16 Tainted: G            E    
------------------------------------------------
tpm2-abrmd/691 is leaving the kernel with locks still held!
2 locks held by tpm2-abrmd/691:
 #0: ffff8881ee784ba8 (&chip->ops_sem){.+.+}, at: tpm_try_get_ops+0x2b/0xc0 [tpm]
 #1: ffff8881ee784d88 (&chip->tpm_mutex){+.+.}, at: tpm_try_get_ops+0x57/0xc0 [tpm]


--
software engineer
rajagiri school of engineering and technology

             reply	other threads:[~2019-12-07 17:35 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-07 17:34 Jeffrin Jose [this message]
2019-12-09 10:34 ` [PROBLEM]: WARNING: lock held when returning to user space! (5.4.1 #16 Tainted: G ) Will Deacon
2019-12-09 20:25   ` Jarkko Sakkinen
2019-12-09 21:34     ` Tadeusz Struk
2019-12-10 19:04       ` [PATCH] tpm: selftest: add test covering async mode Tadeusz Struk
2019-12-11 17:42         ` Jarkko Sakkinen
2019-12-10 21:17       ` [PATCH] tpm: fix WARNING: lock held when returning to user space Tadeusz Struk
2019-12-11 17:47         ` Jarkko Sakkinen
2019-12-11 17:52         ` Jarkko Sakkinen
2019-12-11 18:00           ` Jarkko Sakkinen
2019-12-11 15:17       ` [PROBLEM]: WARNING: lock held when returning to user space! (5.4.1 #16 Tainted: G ) Jeffrin Jose
2019-12-11 18:36         ` Tadeusz Struk
2019-12-12  8:12           ` Jeffrin Jose
2019-12-11 17:45       ` Jarkko Sakkinen
2019-12-11 18:18   ` Jeffrin Jose
2019-12-11 18:22   ` Jeffrin Jose

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