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Message-ID: <8760yh6th0.fsf@yhuang-dev.intel.com>
Date: Tue, 26 Jan 2016 09:05:15 +0800
From: kernel test robot <ying.huang@...ux.intel.com>
TO: Andrey Ryabinin <aryabinin@...tuozzo.com>
CC: Linus Torvalds <torvalds@...ux-foundation.org>
Subject: [lkp] [UBSAN] c6d308534a: kmsg.WARNING:lockdep_init_error:lock'report_lock'was_acquired_before_lockdep_init()
FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit c6d308534aef6c99904bf5862066360ae067abc4 ("UBSAN: run-time undefined behavior sanity checker")
[ 0.000000] WARNING: lockdep init error: lock 'report_lock' was acquired before lockdep_init().
[ 0.000000] Call stack leading to lockdep invocation was:
[ 0.000000] [<b9e30ec5>] save_stack_trace+0x26/0x16d
[ 0.000000] [<b9f98054>] __lock_acquire+0x237/0x15a4
[ 0.000000] [<b9f994db>] lock_acquire+0x11a/0x1a9
[ 0.000000] [<bae228f9>] _raw_spin_lock_irqsave+0x39/0x49
[ 0.000000] [<ba5df852>] ubsan_prologue+0x1e/0x51
[ 0.000000] [<ba5dfb02>] __ubsan_handle_type_mismatch+0xbd/0x14a
[ 0.000000] [<bbca63c3>] reserve_ebda_region+0x8b/0x1bb
[ 0.000000] [<bbca632c>] i386_start_kernel+0xf6/0x102
[ 0.000000] [<ffffffff>] 0xffffffff
[ 0.000000] ------------------------
[ 0.000000] | Locking API testsuite:
[ 0.000000] ----------------------------------------------------------------------------
[ 0.000000] | spin |wlock |rlock |mutex | wsem | rsem |
[ 0.000000] --------------------------------------------------------------------------
[ 0.000000] A-A deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] A-B-B-A deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] A-B-B-C-C-A deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] A-B-C-A-B-C deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] A-B-B-C-C-D-D-A deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] A-B-C-D-B-D-D-A deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] A-B-C-D-B-C-D-A deadlock:failed|failed| ok |failed|failed|failed|
[ 0.000000] double unlock: ok | ok | ok | ok | ok | ok |
[ 0.000000] initialize held: ok | ok | ok | ok | ok | ok |
[ 0.000000] bad unlock order: ok | ok | ok | ok | ok | ok |
[ 0.000000] --------------------------------------------------------------------------
[ 0.000000] recursive read-lock: | ok | |failed|
[ 0.000000] recursive read-lock #2: | ok | |failed|
[ 0.000000] mixed read-write-lock: |failed| |failed|
[ 0.000000] mixed write-read-lock: |failed| |failed|
[ 0.000000] --------------------------------------------------------------------------
[ 0.000000] hard-irqs-on + irq-safe-A/12:failed|failed| ok |
[ 0.000000] soft-irqs-on + irq-safe-A/12:failed|failed| ok |
[ 0.000000] hard-irqs-on + irq-safe-A/21:failed|failed| ok |
[ 0.000000] soft-irqs-on + irq-safe-A/21:failed|failed| ok |
[ 0.000000] sirq-safe-A => hirqs-on/12:failed|failed| ok |
[ 0.000000] sirq-safe-A => hirqs-on/21:failed|failed| ok |
[ 0.000000] hard-safe-A + irqs-on/12:failed|failed| ok |
[ 0.000000] soft-safe-A + irqs-on/12:failed|failed| ok |
[ 0.000000] hard-safe-A + irqs-on/21:failed|failed| ok |
[ 0.000000] soft-safe-A + irqs-on/21:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #1/123:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #1/123:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #1/132:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #1/132:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #1/213:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #1/213:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #1/231:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #1/231:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #1/312:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #1/312:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #1/321:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #1/321:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #2/123:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #2/123:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #2/132:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #2/132:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #2/213:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #2/213:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #2/231:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #2/231:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #2/312:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #2/312:failed|failed| ok |
[ 0.000000] hard-safe-A + unsafe-B #2/321:failed|failed| ok |
[ 0.000000] soft-safe-A + unsafe-B #2/321:failed|failed| ok |
[ 0.000000] hard-irq lock-inversion/123:failed|failed| ok |
[ 0.000000] soft-irq lock-inversion/123:failed|failed| ok |
[ 0.000000] hard-irq lock-inversion/132:failed|failed| ok |
[ 0.000000] soft-irq lock-inversion/132:failed|failed| ok |
[ 0.000000] hard-irq lock-inversion/213:failed|failed| ok |
[ 0.000000] soft-irq lock-inversion/213:failed|failed| ok |
[ 0.000000] hard-irq lock-inversion/231:failed|failed| ok |
[ 0.000000] soft-irq lock-inversion/231:failed|failed| ok |
[ 0.000000] hard-irq lock-inversion/312:failed|failed| ok |
[ 0.000000] soft-irq lock-inversion/312:failed|failed| ok |
[ 0.000000] hard-irq lock-inversion/321:failed|failed| ok |
[ 0.000000] soft-irq lock-inversion/321:failed|failed| ok |
[ 0.000000] hard-irq read-recursion/123: ok |
[ 0.000000] soft-irq read-recursion/123: ok |
[ 0.000000] hard-irq read-recursion/132: ok |
[ 0.000000] soft-irq read-recursion/132: ok |
[ 0.000000] hard-irq read-recursion/213: ok |
[ 0.000000] soft-irq read-recursion/213: ok |
[ 0.000000] hard-irq read-recursion/231: ok |
[ 0.000000] soft-irq read-recursion/231: ok |
[ 0.000000] hard-irq read-recursion/312: ok |
[ 0.000000] soft-irq read-recursion/312: ok |
[ 0.000000] hard-irq read-recursion/321: ok |
[ 0.000000] soft-irq read-recursion/321: ok |
[ 0.000000] --------------------------------------------------------------------------
[ 0.000000] | Wound/wait tests |
[ 0.000000] ---------------------
[ 0.000000] ww api failures: ok | ok | ok |
[ 0.000000] ww contexts mixing:failed| ok |
[ 0.000000] finishing ww context: ok | ok | ok | ok |
[ 0.000000] locking mismatches: ok | ok | ok |
[ 0.000000] EDEADLK handling: ok | ok | ok | ok | ok | ok | ok | ok | ok | ok |
[ 0.000000] spinlock nest unlocked: ok |
[ 0.000000] -----------------------------------------------------
[ 0.000000] |block | try |context|
[ 0.000000] -----------------------------------------------------
[ 0.000000] context:failed| ok | ok |
[ 0.000000] try:failed| ok |failed|
[ 0.000000] block:failed| ok |failed|
[ 0.000000] spinlock:failed| ok |failed|
[ 0.000000] --------------------------------------------------------
[ 0.000000] 141 out of 253 testcases failed, as expected. |
[ 0.000000] ----------------------------------------------------
[ 0.000000] allocated 4718592 bytes of page_ext
Thanks,
Ying Huang
View attachment "config-4.4.0-09043-gc6d3085" of type "text/plain" (92801 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (33780 bytes)
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