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AJvYcCV5y2MFWFHwmJJd14d0AG7yuy+B2UBNrAR+uETMiruouOhCpcVBbknZXKph1uqMq9ykToskmyXtT8zUUKm7KA6b9/c= X-Gm-Message-State: AOJu0YylJFVy479p4EECzmEfbCVkMgF1xylXitv8IXckfvsOLnGcgiXq AF9lNWzMQ+fptpaEBA7i4vZ2QP0w3GhRZvSMrxuS4jwT2CIojwvQMGeE9HFahpcCrXjzjjxSVeq g84zOQNVBDBrKl0mxBnWAKkz3nlURCRyn8Ez/oA== X-Google-Smtp-Source: AGHT+IFFi5dTOBXLqj7pg6WGGPXbaEHrfSYHLUxdI/3u+9vG6J1QIbCQTEZFJoDgQKo3WdP3BiIlRbXq5Er0wLrmj4s= X-Received: by 2002:a05:6102:4187:b0:48f:dec0:b6c0 with SMTP id ada2fe7eead31-490321445d8mr9678461137.3.1720686629955; Thu, 11 Jul 2024 01:30:29 -0700 (PDT) MIME-Version: 1.0 References: <20240709110708.903245467@linuxfoundation.org> In-Reply-To: From: Naresh Kamboju Date: Thu, 11 Jul 2024 14:00:17 +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 , =?UTF-8?B?TWlja2HDq2wgU2FsYcO8bg==?= , Brendan Higgins , "Eric W. Biederman" , Shuah Khan Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Stat-Signature: 5w86bzdzmd9kqeh5pifaha1ih6smpy1g X-Rspamd-Queue-Id: 352421C0024 X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1720686631-721269 X-HE-Meta: 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 66J/aD9y TjMnJ/LH7Yp0sHej2SBhhvET1tLKnLz89jeYDZCzOaxUIDRXrUQR2vScbAdNfws78fYl1Yas+1oPsd5UGNAW6Q6uv2++GQCrxfuCQUPP92lxdR23xLsQdWyBpt7eRMozF9q81k3JAsqAsaUHRL6KTuC5GSo9kwFJcckWkvr0WVnZFltUV9/nCEpVbnwelhVQClSu6b4B2kFTvYYtvrXd2H4vpRiTgQaZhgn3SyF1roirQnweKMMLs811ZsGDxaPeG8iPVv2sUb/kALmuLGze1zEohYZ4pmwaD0QsyJSOj7bO0fmfksyWBG3qvzgbCJOJsDB+txMnwMHWZ1Xsh5kgoGis5cXBuHcgJUjPreLECE1ZCYEMbOA2iIdGV8m+zDI2ueUz8vXMuS3pjtQL+xK0Ce3QEmc7xViyD+YYAg7NMdPUOOw083GSBkpDY8AnS8Hxgq3a8FpXKh1jTkSyi3rTAgOT4FkZr36v2qS8A 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 Wed, 10 Jul 2024 at 08:41, Naresh Kamboju wr= ote: > > 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/patc= h-6.9.9-rc1.gz > > or in the git tree and branch at: > > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stab= le-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 f= ailed. > - 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 fff00000c075= 82e8 > <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 pinco= unt: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 swappe= r > <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. Anders, bisected this issue and found this as the first bad commit and afte= r reverting this patch the boot pass and kernel panic were not found. # first bad commit: [6b91f756f49a16223085b38cedb7e297d134d64d] kunit: Handle test faults [ Upstream commit 3a35c13007dea132a65f07de05c26b87837fadc2 ] > 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= -kunit/log > [2] https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/tests/2j0Y= CwfoW0D9nrPUAeDspHG0iFE/reproducer > [3] https://storage.tuxsuite.com/public/linaro/lkft/builds/2j0Y8lX6zRNGTi= GTZmteMwzwHj2/ > [4] https://storage.tuxsuite.com/public/linaro/lkft/builds/2j0Y8lX6zRNGTi= GTZmteMwzwHj2/config Bisection log: ------ $ git bisect log # bad: [6ced42af8b2d3a7dfca7121f6f01b19aa818eeab] Linux 6.9.9-rc1 # good: [2106717b5214895a29c038b37f15d78a3202aa2b] Linux 6.9.8 git bisect start 'stable-rc/linux-6.9.y' 'v6.9.8' # bad: [30dbb09f028b3de9e304e3ab0bbf123613d6b61f] KVM: s390: fix LPSWEY han= dling git bisect bad 30dbb09f028b3de9e304e3ab0bbf123613d6b61f # good: [81d79946a4623d2d2ce21e68ccd1e9997119e8ff] thermal/drivers/mediatek/lvts_thermal: Check NULL ptr on lvts_data git bisect good 81d79946a4623d2d2ce21e68ccd1e9997119e8ff # bad: [9a2f3e9cd7906c3dc5eebcc1d981c3403c742ea7] s390/pkey: Wipe sensitive data on failure git bisect bad 9a2f3e9cd7906c3dc5eebcc1d981c3403c742ea7 # good: [1b4c766b624614df4deaf51d20dc596859ec8254] orangefs: fix out-of-bounds fsid access git bisect good 1b4c766b624614df4deaf51d20dc596859ec8254 # bad: [867bfb350f89b328fe30537afda02fe4c4ae23f5] bpf: Avoid uninitialized value in BPF_CORE_READ_BITFIELD git bisect bad 867bfb350f89b328fe30537afda02fe4c4ae23f5 # bad: [18363e5c5cbf3c51d0d857e4b9706674cbfd5a96] powerpc/xmon: Check cpu id in commands "c#", "dp#" and "dx#" git bisect bad 18363e5c5cbf3c51d0d857e4b9706674cbfd5a96 # bad: [6b91f756f49a16223085b38cedb7e297d134d64d] kunit: Handle test faults git bisect bad 6b91f756f49a16223085b38cedb7e297d134d64d # good: [3bbd81663033fa72cac3a867e5284b925b445ad6] kunit: Fix timeout messa= ge git bisect good 3bbd81663033fa72cac3a867e5284b925b445ad6 # first bad commit: [6b91f756f49a16223085b38cedb7e297d134d64d] kunit: Handle test faults - Naresh