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Message-ID: <CA+G9fYtE0FmFgocYChrJrJc1Pcw+fc5yt8nHwTW7JPcZT=qH+w@mail.gmail.com>
Date: Wed, 15 Jun 2022 02:27:31 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: open list <linux-kernel@...r.kernel.org>,
Linux-Next Mailing List <linux-next@...r.kernel.org>,
Linux ARM <linux-arm-kernel@...ts.infradead.org>,
regressions@...ts.linux.dev
Cc: Pasha Tatashin <pasha.tatashin@...een.com>,
Tejun Heo <tj@...nel.org>, Hao Luo <haoluo@...gle.com>,
Matthew Wilcox <willy@...radead.org>,
Muchun Song <songmuchun@...edance.com>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Nicolas Dechesne <nicolas.dechesne@...aro.org>,
Arnd Bergmann <arnd@...db.de>
Subject: [next] arm64: db410c: Internal error: Oops: 96000004 - pc : sysfs_kf_seq_show
Following kernel crash reported while booting arm64 db410c board with
Linux next-20220614 [1] kfence enabled on this kernel.
CONFIG_KFENCE=y
Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
Boot log:
---------
[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd030]
[ 0.000000] Linux version 5.19.0-rc2-next-20220614
(tuxmake@...make) (aarch64-linux-gnu-gcc (Debian 11.3.0-3) 11.3.0, GNU
ld (GNU Binutils for Debian) 2.38) #1 SMP PREEMPT @1655189659
[ 0.000000] Machine model: Qualcomm Technologies, Inc. APQ 8016 SBC
[ 0.000000] efi: UEFI not found.
[ 0.000000] [Firmware Bug]: Kernel image misaligned at boot, please
fix your bootloader!
<trim>
[ 0.000000] kfence: initialized - using 2097152 bytes for 255
objects at 0x(____ptrval____)-0x(____ptrval____)
<trim>
[ 11.317288] Unable to handle kernel NULL pointer dereference at
virtual address 0000000000000000
[ 11.317361] Mem abort info:
[ 11.317906] Unable to handle kernel paging request at virtual
address 0000000029f63007
[ 11.328825] Unable to handle kernel NULL pointer dereference at
virtual address 0000000000000009
[ 11.334704] ESR = 0x0000000096000004
[ 11.343115] Unable to handle kernel NULL pointer dereference at
virtual address 0000000000000000
[ 11.357163] Mem abort info:
[ 11.357217] ESR = 0x0000000096000004
[ 11.359935] Mem abort info:
[ 11.369085] Mem abort info:
[ 11.369138] ESR = 0x0000000096000004
[ 11.373564] EC = 0x25: DABT (current EL), IL = 32 bits
[ 11.374530] SET = 0, FnV = 0
[ 11.382591] EC = 0x25: DABT (current EL), IL = 32 bits
[ 11.382864] SET = 0, FnV = 0
[ 11.400484] ESR = 0x0000000096000004
[ 11.411713] EC = 0x25: DABT (current EL), IL = 32 bits
[ 11.411776] SET = 0, FnV = 0
[ 11.422177] EA = 0, S1PTW = 0
[ 11.422234] FSC = 0x04: level 0 translation fault
[ 11.422724] EC = 0x25: DABT (current EL), IL = 32 bits
[ 11.424129] Data abort info:
[ 11.428397] EA = 0, S1PTW = 0
[ 11.428416] FSC = 0x04: level 0 translation fault
[ 11.428427] Data abort info:
[ 11.428434] ISV = 0, ISS = 0x00000004
[ 11.428442] CM = 0, WnR = 0
[ 11.428451] user pgtable: 4k pages, 48-bit VAs, pgdp=00000000854b8000
[ 11.428464] [0000000029f63007] pgd=0000000000000000, p4d=0000000000000000
[ 11.428494] Internal error: Oops: 96000004 [#1] PREEMPT SMP
[ 11.428503] Modules linked in: venus_enc venus_dec
videobuf2_dma_contig crct10dif_ce adv7511(+) cec qcom_wcnss_pil
snd_soc_msm8916_analog qcom_pon qcom_spmi_temp_alarm rtc_pm8xxx
qcom_spmi_vadc snd_soc_lpass_apq8016 qcom_vadc_common
snd_soc_msm8916_digital snd_soc_lpass_cpu snd_soc_apq8016_sbc
snd_soc_lpass_platform qcom_q6v5_mss snd_soc_qcom_common qcom_pil_info
msm qcom_camss qcom_q6v5 gpu_sched qcom_sysmon drm_dp_aux_bus
venus_core qcom_common videobuf2_dma_sg v4l2_mem2mem v4l2_fwnode
qcom_glink_smem v4l2_async videobuf2_memops qmi_helpers videobuf2_v4l2
mdt_loader qnoc_msm8916 drm_display_helper videobuf2_common
i2c_qcom_cci qcom_rng qcom_stats icc_smd_rpm rfkill display_connector
drm_kms_helper drm socinfo rmtfs_mem qrtr fuse
[ 11.428683] CPU: 3 PID: 312 Comm: systemd-udevd Tainted: G W
5.19.0-rc2-next-20220614 #1
[ 11.428694] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[ 11.428699] pstate: 00000005 (nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 11.428709] pc : sysfs_kf_seq_show+0x3c/0x130
[ 11.428724] lr : kernfs_seq_show+0x38/0x44
[ 11.428735] sp : ffff80000b7ebbf0
[ 11.428739] x29: ffff80000b7ebbf0 x28: 0000000000000001 x27: 0000000000400cc0
[ 11.428753] x26: 000000007ffff000 x25: ffff000005581290 x24: ffff000005581280
[ 11.428767] x23: 0000000000000000 x22: ffff0000056dd520 x21: ffff000004413d00
[ 11.428780] x20: 0000000029f62fff x19: ffff000005581258 x18: 0000000000000000
[ 11.428793] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[ 11.428806] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000
[ 11.428819] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff8000084b0ca8
[ 11.428832] x8 : 0000000000000000 x7 : 0000000000000200 x6 : 0000000000000000
[ 11.428845] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff000004413d00
[ 11.428857] x2 : ffff8000084b2e64 x1 : 0000000000000001 x0 : ffff000002368a00
[ 11.428872] Call trace:
[ 11.428875] sysfs_kf_seq_show+0x3c/0x130
[ 11.428884] kernfs_seq_show+0x38/0x44
[ 11.428895] seq_read_iter+0x1c4/0x4c0
[ 11.428905] kernfs_fop_read_iter+0x14c/0x1d0
[ 11.428917] new_sync_read+0xdc/0x160
[ 11.428927] vfs_read+0x19c/0x1e4
[ 11.428937] ksys_read+0x74/0x100
[ 11.428947] __arm64_sys_read+0x28/0x3c
[ 11.428956] invoke_syscall+0x50/0x120
[ 11.428968] el0_svc_common.constprop.0+0x104/0x124
[ 11.428980] do_el0_svc+0x3c/0xcc
[ 11.428990] el0_svc+0x38/0xc0
[ 11.429003] el0t_64_sync_handler+0xbc/0x140
[ 11.429013] el0t_64_sync+0x18c/0x190
[ 11.429026] Code: f9400400 f9403016 f94016d4 b4000054 (f9400694)
[ 11.429034] ---[ end trace 0000000000000000 ]---
[ 11.430509] EA = 0, S1PTW = 0
[ 11.436545] SET = 0, FnV = 0
[ 11.443175] Unable to handle kernel paging request at virtual
address 0000000029f63007
[ 11.445643] EA = 0, S1PTW = 0
[ 11.452829] Mem abort info:
[ 11.455190] FSC = 0x04: level 0 translation fault
[ 11.458711] ISV = 0, ISS = 0x00000004
[ 11.458728] CM = 0, WnR = 0
[ 11.458738] user pgtable: 4k pages, 48-bit VAs, pgdp=000000008223b000
[ 11.458751] [0000000000000009] pgd=0000000000000000, p4d=0000000000000000
[ 11.458780] Internal error: Oops: 96000004 [#2] PREEMPT SMP
[ 11.458790] Modules linked in: pm8916_wdt(+) venus_enc venus_dec
videobuf2_dma_contig crct10dif_ce adv7511(+) cec qcom_wcnss_pil
snd_soc_msm8916_analog qcom_pon qcom_spmi_temp_alarm rtc_pm8xxx
qcom_spmi_vadc snd_soc_lpass_apq8016 qcom_vadc_common
snd_soc_msm8916_digital snd_soc_lpass_cpu snd_soc_apq8016_sbc
snd_soc_lpass_platform qcom_q6v5_mss snd_soc_qcom_common qcom_pil_info
msm qcom_camss qcom_q6v5 gpu_sched qcom_sysmon drm_dp_aux_bus
venus_core qcom_common videobuf2_dma_sg v4l2_mem2mem v4l2_fwnode
qcom_glink_smem v4l2_async videobuf2_memops qmi_helpers videobuf2_v4l2
mdt_loader qnoc_msm8916 drm_display_helper videobuf2_common
i2c_qcom_cci qcom_rng qcom_stats icc_smd_rpm rfkill display_connector
drm_kms_helper drm socinfo rmtfs_mem qrtr fuse
[ 11.458973] CPU: 1 PID: 314 Comm: systemd-udevd Tainted: G D W
5.19.0-rc2-next-20220614 #1
[ 11.458982] Hardware name: Qualcomm Technologies, Inc. APQ 8016 SBC (DT)
[ 11.458987] pstate: 00000005 (nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 11.458996] pc : sysfs_kf_seq_show+0x3c/0x130
[ 11.459011] lr : kernfs_seq_show+0x38/0x44
metadata:
git_ref: master
git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
git_sha: 35d872b9ea5b3ad784d7479ea728dcb688df2db7
git_describe: next-20220614
kernel_version: 5.19.0-rc2
kernel-config: https://builds.tuxbuild.com/2AYbNeAYdcbtKeaEoYNvOAwsMQf/config
build-url: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/pipelines/563047963
artifact-location: https://builds.tuxbuild.com/2AYbNeAYdcbtKeaEoYNvOAwsMQf
System.map: https://builds.tuxbuild.com/2AYbNeAYdcbtKeaEoYNvOAwsMQf/System.map
vmlinux: https://builds.tuxbuild.com/2AYbNeAYdcbtKeaEoYNvOAwsMQf/vmlinux.xz
toolchain: gcc-11
[1]
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20220614/testrun/10156029/suite/ltp-syscalls-tests/test/bpf_prog04/details/
--
Linaro LKFT
https://lkft.linaro.org
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