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Message-ID: <CA+G9fYsTk0GPOTEMm1KG2iJvMLG0SqUfG0JSenRYFHuOQTpuxw@mail.gmail.com>
Date: Tue, 21 Mar 2023 11:42:56 +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>,
lkft-triage@...ts.linaro.org, linux-mm <linux-mm@...ck.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Arnd Bergmann <arnd@...db.de>,
Anders Roxell <anders.roxell@...aro.org>,
Stephen Rothwell <sfr@...b.auug.org.au>,
Petr Mladek <pmladek@...e.com>,
Steven Rostedt <rostedt@...dmis.org>,
Naoya Horiguchi <naoya.horiguchi@....com>
Subject: next-20230321: arm64: Unable to handle kernel paging request at
virtual address
The following kernel crash was noticed on arm64 Juno-r2 and Raspberry Pi 4
Model B on Linux next-20230321.
Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
log:
----
[ 3.071500] Unable to handle kernel paging request at virtual
address 0000000000001000
[ 3.079432] Mem abort info:
[ 3.082225] ESR = 0x0000000096000004
[ 3.085977] EC = 0x25: DABT (current EL), IL = 32 bits
[ 3.091295] SET = 0, FnV = 0
[ 3.094350] EA = 0, S1PTW = 0
[ 3.097491] FSC = 0x04: level 0 translation fault
[ 3.102373] Data abort info:
[ 3.105252] ISV = 0, ISS = 0x00000004
[ 3.109089] CM = 0, WnR = 0
[ 3.112055] [0000000000001000] user address but active_mm is swapper
[ 3.114230] usb 1-1: new high-speed USB device number 2 using ehci-platform
[ 3.118418] Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
[ 3.118426] Modules linked in:
[ 3.134717] CPU: 1 PID: 1 Comm: swapper/0 Not tainted
6.3.0-rc3-next-20230321 #1
[ 3.142126] Hardware name: ARM Juno development board (r2) (DT)
[ 3.148052] pstate: 000000c5 (nzcv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 3.155027] pc : string (lib/vsprintf.c:644 lib/vsprintf.c:726)
[ 3.158443] lr : vsnprintf (lib/vsprintf.c:2817)
[ 3.162196] sp : ffff80000b34b8f0
[ 3.165511] x29: ffff80000b34b8f0 x28: ffff800009d7b1ca x27: ffff80000b34bab0
[ 3.172666] x26: ffff800009d7b1ca x25: 0000000000000020 x24: 0000000000000008
[ 3.179820] x23: 00000000ffffffd8 x22: ffff8000099858a0 x21: ffff80000b34bc30
[ 3.186973] x20: ffff80000b34ba90 x19: ffff80000b34ba98 x18: 000000003c98bfdd
[ 3.194127] x17: 000000000000001c x16: 00000000eec48da2 x15: 00000000a9dbdd17
[ 3.201280] x14: ffff80000b0242e8 x13: 0000000057a049ef x12: 00000000cfa47237
[ 3.208433] x11: 0000000000000001 x10: 00000000bd5b8780 x9 : ffff80000812cbec
[ 3.215586] x8 : 00000000ffffffff x7 : 0000000000000002 x6 : ffff80000b34ba98
[ 3.222739] x5 : ffffffffffffffff x4 : 0000000000000000 x3 : ffff0a00ffffff04
[ 3.229891] x2 : 0000000000001000 x1 : 0000000000000000 x0 : ffff80000b34bab0
[ 3.237044] Call trace:
[ 3.239489] string (lib/vsprintf.c:644 lib/vsprintf.c:726)
[ 3.242551] vsnprintf (lib/vsprintf.c:2817)
[ 3.245954] vprintk_store (kernel/printk/printk.c:2200)
[ 3.249712] vprintk_emit (kernel/printk/printk.c:2297)
[ 3.253381] vprintk_default (kernel/printk/printk.c:2328)
[ 3.257137] vprintk (kernel/printk/printk_safe.c:50)
[ 3.260198] _printk (kernel/printk/printk.c:2341)
[ 3.263257] sysctl_err (fs/proc/proc_sysctl.c:1109)
[ 3.266577] __register_sysctl_table (fs/proc/proc_sysctl.c:1140
fs/proc/proc_sysctl.c:1383)
[ 3.271202] __register_sysctl_init (fs/proc/proc_sysctl.c:1462)
[ 3.275569] memory_failure_sysctl_init (mm/memory-failure.c:152)
[ 3.280281] do_one_initcall (init/main.c:1306)
[ 3.280453] hub 1-1:1.0: USB hub found
[ 3.284123] kernel_init_freeable (init/main.c:1378 init/main.c:1395
init/main.c:1414 init/main.c:1634)
[ 3.284133] kernel_init (init/main.c:1526)
[ 3.288246] hub 1-1:1.0: 4 ports detected
[ 3.292239] ret_from_fork (arch/arm64/kernel/entry.S:871)
[ 3.292250] Code: 91000400 110004e1 eb08009f 540000c0 (38646845)
All code
========
0:* 00 04 00 add %al,(%rax,%rax,1) <-- trapping instruction
3: 91 xchg %eax,%ecx
4: e1 04 loope 0xa
6: 00 11 add %dl,(%rcx)
8: 9f lahf
9: 00 08 add %cl,(%rax)
b: eb c0 jmp 0xffffffffffffffcd
d: 00 00 add %al,(%rax)
f: 54 push %rsp
10: 45 rex.RB
11: 68 .byte 0x68
12: 64 fs
13: 38 .byte 0x38
Code starting with the faulting instruction
===========================================
0: 45 rex.RB
1: 68 .byte 0x68
2: 64 fs
3: 38 .byte 0x38
[ 3.309416] ---[ end trace 0000000000000000 ]---
[ 3.314037] note: swapper/0[1] exited with irqs disabled
[ 3.319392] Kernel panic - not syncing: Attempted to kill init!
exitcode=0x0000000b
[ 3.327060] SMP: stopping secondary CPUs
[ 3.331189] Kernel Offset: disabled
[ 3.334678] CPU features: 0x400002,0c3c0400,0000421b
[ 3.339649] Memory Limit: none
[ 3.342708] ---[ end Kernel panic - not syncing: Attempted to kill
init! exitcode=0x0000000b ]---
links:
----
- https://qa-reports.linaro.org/lkft/linux-next-master-sanity/build/next-20230321/testrun/15765295/suite/log-parser-test/tests/
- https://qa-reports.linaro.org/lkft/linux-next-master-sanity/build/next-20230321/testrun/15765168/suite/log-parser-test/tests/
- https://qa-reports.linaro.org/lkft/linux-next-master-sanity/build/next-20230321/testrun/15765168/suite/log-parser-test/test/check-kernel-panic/details/
metadata:
git_ref: master
git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
git_sha: f3594f0204b756638267242e26d9de611435c3ba
git_describe: next-20230321
kernel_version: 6.3.0-rc3
kernel-config:
https://storage.tuxsuite.com/public/linaro/lkft/builds/2NJ83YzjXEfP00u1LgnjMjjZfxo/config
build-url: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/pipelines/812627412/
artifact-location:
https://storage.tuxsuite.com/public/linaro/lkft/builds/2NJ83YzjXEfP00u1LgnjMjjZfxo
toolchain: gcc-11
--
Linaro LKFT
https://lkft.linaro.org
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