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AJvYcCWTsEqJ9686psvBOUlFVX0R22epxpTVNo25MrUv2kNYR4h2YYoLN8Zj4zJr5oC8WvqBWdzJJlJAnah90K0o7Y/Zv0k= X-Gm-Message-State: AOJu0YzPyZHr88YOkJnEAgpBCDl8Uz5WuPMVWAej/Q5EcxUHomEHAUtR nNowpr+ZD+rObyxx0dC/DmqHpGOm15d39VMbW+M00LJaSyINaJ68OsssLqKYb9URPLyJKjN4lEH 5o00tWEpzOtVpKN4oeWDbNXS7eHlgGCnN0xvxgg== X-Google-Smtp-Source: AGHT+IEMEZ1PvfeDqTx8SuS+zx9EDRB6rW1s9H1rbATcOiobIk2cxUBMvcJeODpR6jQKmwdMkxhLWeAXs9BOMVS9U+E= X-Received: by 2002:a05:6102:3906:b0:48f:143a:d8e9 with SMTP id ada2fe7eead31-490321597afmr4549583137.20.1720581092076; Tue, 09 Jul 2024 20:11:32 -0700 (PDT) MIME-Version: 1.0 References: <20240709110708.903245467@linuxfoundation.org> In-Reply-To: <20240709110708.903245467@linuxfoundation.org> From: Naresh Kamboju Date: Wed, 10 Jul 2024 08:41:20 +0530 Message-ID: Subject: Re: [PATCH 6.9 000/197] 6.9.9-rc1 review To: Greg Kroah-Hartman Cc: stable@vger.kernel.org, patches@lists.linux.dev, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org, lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com, f.fainelli@gmail.com, sudipm.mukherjee@gmail.com, srw@sladewatkins.net, rwarsow@gmx.de, conor@kernel.org, allen.lkml@gmail.com, broonie@kernel.org, Anders Roxell , Mike Christie , "Paul E. McKenney" , rcu , gnstark@salutedevices.com, linux-mm , Jinliang Zheng , Dan Carpenter , Arnd Bergmann Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Stat-Signature: huegw3517s5sqsnph1f175iyfkfy6yx5 X-Rspam-User: X-Rspamd-Queue-Id: 488B0120007 X-Rspamd-Server: rspam02 X-HE-Tag: 1720581093-595381 X-HE-Meta: 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 4qbwi2c8 BViud8LILVZgPei9qxDecQdXNQDgWYSsZFLUJ+Yqvph8JSRL6aJm78ZK6Br6VFpOU8n113aa1L3VaUSh2se+h4RRm9rSbBmc5nPVTwBzPkgMGzOTUrE0jH4fu5QfFaG4uwxsPAT2+gNOSJPZoRY3HmKvT/WFnyxf8yobDE4zhrvSZIFYaqSz2uyVH/u+WsOtFYuP7RlJVPlicEnrxAypkgtOR7CE6RxkyLFpDDiN30b3vMKe4lru0PZOpm4Y6kHLIhfmEdw+59Cg/6kpY+MniF7amYXGwCFNGf7F3+LnS/hKt5HfNn/KG0IJURzedxEKabsml6Z+19SLL1n02MflpuNw+fQ1+DbTopsjZsskdu18Azm1LNiB3GJDtKqqYJTs7KDrzBIQmgWpizDMbos2q5j37LZJrqht3POYiRwB0WNpAXOCtT9zkhPKtkwgY0Q6LfGC19dfFGvE5E3uCweAyEBHF/fqNqLUTh4YU 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: On Tue, 9 Jul 2024 at 16:49, Greg Kroah-Hartman wrote: > > This is the start of the stable review cycle for the 6.9.9 release. > There are 197 patches in this series, all will be posted as a response > to this one. If anyone has any issues with these being applied, please > let me know. > > Responses should be made by Thu, 11 Jul 2024 11:06:25 +0000. > Anything received after that time might be too late. > > The whole patch series can be found in one patch at: > https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-= 6.9.9-rc1.gz > or in the git tree and branch at: > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable= -rc.git linux-6.9.y > and the diffstat can be found below. > > thanks, > > greg k-h Results from Linaro=E2=80=99s test farm. The following kernel panic was noticed while running kunit tests. First seen on git commit id: 2471237b27c681c22e5f2b7175584aa7d5c89bfc date: on July 9th 2024. GOOD: v6.9.7-223-g03247eed042d BAD: v6.9.8-198-g2471237b27c6 Always reproduce: yes. * qemu-arm64, Juno-r2, rk3399-rock-pi-4b and qemu-x86_64 the kunit-boot fai= led. - gcc-13-defconfig-kunit - clang-18-defconfig-kunit - clang-nightly-defconfig-kunit - gcc-8-defconfig-kunit Reported-by: Linux Kernel Functional Testing Crash log [1]: --------- <4>[ 63.601683] kernel_init_freeable (init/main.c:1559) <4>[ 63.602335] kernel_init (init/main.c:1446) <4>[ 63.602980] ret_from_fork (arch/arm64/kernel/entry.S:861) <3>[ 63.603703] <3>[ 63.604057] The buggy address belongs to the object at fff00000c07582= e8 <3>[ 63.604057] which belongs to the cache inode_cache of size 616 <3>[ 63.605281] The buggy address is located 80 bytes to the right of <3>[ 63.605281] allocated 616-byte region [fff00000c07582e8, fff00000c0758550) <3>[ 63.606592] <3>[ 63.607294] The buggy address belongs to the physical page: <4>[ 63.607948] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100758 <4>[ 63.608830] head: order:2 entire_mapcount:0 nr_pages_mapped:0 pincoun= t:0 <4>[ 63.609593] flags: 0xbfffe0000000840(slab|head|node=3D0|zone=3D2|lastcpupid=3D0x1ffff) <4>[ 63.610449] page_type: 0xffffffff() <4>[ 63.611934] raw: 0bfffe0000000840 fff00000c08d2dc0 dead000000000122 0000000000000000 <4>[ 63.612810] raw: 0000000000000000 0000000080160016 00000001ffffffff 0000000000000000 <4>[ 63.613668] head: 0bfffe0000000840 fff00000c08d2dc0 dead000000000122 0000000000000000 <4>[ 63.614525] head: 0000000000000000 0000000080160016 00000001ffffffff 0000000000000000 <4>[ 63.615694] head: 0bfffe0000000002 ffffc1ffc301d601 ffffc1ffc301d648 00000000ffffffff <4>[ 63.616583] head: 0000000400000000 0000000000000000 00000000ffffffff 0000000000000000 <4>[ 63.617391] page dumped because: kasan: bad access detected <3>[ 63.618034] <3>[ 63.618354] Memory state around the buggy address: <3>[ 63.619281] fff00000c0758480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <3>[ 63.620086] fff00000c0758500: 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc <3>[ 63.620886] >fff00000c0758580: fc fc fc fc fc fc fc fc fc fc 00 00 00 00 00 00 <3>[ 63.621664] ^ <3>[ 63.622235] fff00000c0758600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <3>[ 63.623362] fff00000c0758680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <3>[ 63.624138] =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D <6>[ 63.645148] not ok 1 block_bits=3D10 cluster_bits=3D3 blocks_per_group=3D8192 group_count=3D4 desc_size=3D64 <6>[ 63.658504] ok 2 block_bits=3D12 cluster_bits=3D3 blocks_per_group=3D8192 group_count=3D4 desc_size=3D64 <1>[ 63.674531] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008 <1>[ 63.675691] Mem abort info: <1>[ 63.676527] ESR =3D 0x000000009600006b <1>[ 63.677658] EC =3D 0x25: DABT (current EL), IL =3D 32 bits <1>[ 63.678274] SET =3D 0, FnV =3D 0 <1>[ 63.678906] EA =3D 0, S1PTW =3D 0 <1>[ 63.679880] FSC =3D 0x2b: level -1 translation fault <1>[ 63.680879] Data abort info: <1>[ 63.681606] ISV =3D 0, ISS =3D 0x0000006b, ISS2 =3D 0x00000000 <1>[ 63.682544] CM =3D 0, WnR =3D 1, TnD =3D 0, TagAccess =3D 0 <1>[ 63.683493] GCS =3D 0, Overlay =3D 0, DirtyBit =3D 0, Xs =3D 0 <1>[ 63.684732] [0000000000000008] user address but active_mm is swapper <0>[ 63.686080] Internal error: Oops: 000000009600006b [#1] PREEMPT SMP <4>[ 63.688843] Modules linked in: <4>[ 63.689662] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G B N 6.9.9-rc1 #1 <4>[ 63.690522] Hardware name: linux,dummy-virt (DT) <4>[ 63.691532] pstate: 224000c9 (nzCv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=3D--) <4>[ 63.692423] pc : _raw_spin_lock_irq (arch/arm64/include/asm/atomic_lse.h:271 arch/arm64/include/asm/cmpxchg.h:120 arch/arm64/include/asm/cmpxchg.h:169 include/linux/atomic/atomic-arch-fallback.h:2055 include/linux/atomic/atomic-arch-fallback.h:2173 include/linux/atomic/atomic-instrumented.h:1302 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:187 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170) <4>[ 63.693097] lr : _raw_spin_lock_irq (include/linux/atomic/atomic-arch-fallback.h:2172 (discriminator 1) include/linux/atomic/atomic-instrumented.h:1302 (discriminator 1) include/asm-generic/qspinlock.h:111 (discriminator 1) include/linux/spinlock.h:187 (discriminator 1) include/linux/spinlock_api_smp.h:120 (discriminator 1) kernel/locking/spinlock.c:170 (discriminator 1)) <4>[ 63.693714] sp : ffff800080087620 <4>[ 63.694519] x29: ffff800080087680 x28: 1ffff00010010f45 x27: ffff800080087a20 <4>[ 63.696315] x26: 1ffff00010010f47 x25: ffff800080087a00 x24: fff00000c99f0028 <4>[ 63.697334] x23: 0000000000000000 x22: dfff800000000000 x21: ffff800080087640 <4>[ 63.698333] x20: 1ffff00010010ec4 x19: 0000000000000008 x18: 000000004b9fd0a9 <4>[ 63.699711] x17: 0000000000000000 x16: fff00000da13e180 x15: ffffaa8e3330c4c4 <4>[ 63.700732] x14: ffffaa8e33312508 x13: ffffaa8e3583b0ec x12: ffff700010010ec9 <4>[ 63.701734] x11: 1ffff00010010ec8 x10: ffff700010010ec8 x9 : dfff800000000000 <4>[ 63.702792] x8 : 0000000000000003 x7 : 0000000000000001 x6 : ffff700010010ec8 <4>[ 63.704539] x5 : ffff800080087640 x4 : ffff700010010ec8 x3 : ffffaa8e3585c520 <4>[ 63.705529] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 <4>[ 63.706625] Call trace: <4>[ 63.707408] _raw_spin_lock_irq (arch/arm64/include/asm/atomic_lse.h:271 arch/arm64/include/asm/cmpxchg.h:120 arch/arm64/include/asm/cmpxchg.h:169 include/linux/atomic/atomic-arch-fallback.h:2055 include/linux/atomic/atomic-arch-fallback.h:2173 include/linux/atomic/atomic-instrumented.h:1302 include/asm-generic/qspinlock.h:111 include/linux/spinlock.h:187 include/linux/spinlock_api_smp.h:120 kernel/locking/spinlock.c:170) <4>[ 63.708130] wait_for_completion_timeout (kernel/sched/completion.c:84 kernel/sched/completion.c:116 kernel/sched/completion.c:127 kernel/sched/completion.c:167) <4>[ 63.708902] kunit_try_catch_run (lib/kunit/try-catch.c:85) <4>[ 63.709710] kunit_run_case_catch_errors (lib/kunit/test.c:544) <4>[ 63.710558] kunit_run_tests (lib/kunit/test.c:649) <4>[ 63.711555] __kunit_test_suites_init (lib/kunit/test.c:732 (discriminator 1)) <4>[ 63.712489] kunit_run_all_tests (lib/kunit/executor.c:276 lib/kunit/executor.c:392) <4>[ 63.713317] kernel_init_freeable (init/main.c:1559) <4>[ 63.713971] kernel_init (init/main.c:1446) <4>[ 63.714503] ret_from_fork (arch/arm64/kernel/entry.S:861) <0>[ 63.716154] Code: 93407c02 d503201f 2a0003e1 52800022 (88e17e62) All code =3D=3D=3D=3D=3D=3D=3D=3D 0: 93407c02 sxtw x2, w0 4: d503201f nop 8: 2a0003e1 mov w1, w0 c: 52800022 mov w2, #0x1 // #1 10:* 88e17e62 casa w1, w2, [x19] <-- trapping instruction Code starting with the faulting instruction =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D 0: 88e17e62 casa w1, w2, [x19] <4>[ 63.717705] ---[ end trace 0000000000000000 ]--- <6>[ 63.718649] note: swapper/0[1] exited with irqs disabled <6>[ 63.720758] note: swapper/0[1] exited with preempt_count 1 <0>[ 63.722091] Kernel panic - not syncing: Attempted to kill init! exitcode=3D0x0000000b <2>[ 63.724608] SMP: stopping secondary CPUs <0>[ 63.725877] Kernel Offset: 0x2a8db2200000 from 0xffff800080000000 <0>[ 63.726534] PHYS_OFFSET: 0x40000000 <0>[ 63.727664] CPU features: 0x0,00000006,8f17bd7c,6766773f <0>[ 63.729291] Memory Limit: none <0>[ 63.731074] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=3D0x0000000b ]--- Steps to reproduce on qemu-arm64 link provided [2]. Build artifacts arm64 link provided [3]. The Kconfig is built with defconfig+Kunit and the config link provided [4]. This occurred on following Toolchain builds gcc-13, clang-18, clang-nightly and gcc-8. Reproducible always on following devices and emulators, * rk3399-rock-pi-4b * qemu-arm64 * qemu-x86_64 I am bisecting this reported issue. Please let me know if you need more information. Links: [1] https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.9.y/build/v6= .9.8-198-g2471237b27c6/testrun/24552495/suite/boot/test/gcc-13-lkftconfig-k= unit/log [2] https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/tests/2j0YCw= foW0D9nrPUAeDspHG0iFE/reproducer [3] https://storage.tuxsuite.com/public/linaro/lkft/builds/2j0Y8lX6zRNGTiGT= ZmteMwzwHj2/ [4] https://storage.tuxsuite.com/public/linaro/lkft/builds/2j0Y8lX6zRNGTiGT= ZmteMwzwHj2/config -- Linaro LKFT https://lkft.linaro.org