[<prev] [next>] [day] [month] [year] [list]
Message-ID: <20160531022128.GA3670@yexl-desktop>
Date: Tue, 31 May 2016 10:21:28 +0800
From: kernel test robot <xiaolong.ye@...el.com>
To: William Breathitt Gray <vilhelm.gray@...il.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Linus Walleij <linus.walleij@...aro.org>,
Alexandre Courbot <gnurou@...il.com>,
LKML <linux-kernel@...r.kernel.org>,
Linus Torvalds <torvalds@...ux-foundation.org>, lkp@...org
Subject: [gpio] 72bf7443ba: kernel BUG at drivers/base/driver.c:153!
FYI, we noticed the following commit:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 72bf7443ba618b9f7a3167c1f591a0dc00faeb2d ("gpio: 104-idi-48: Utilize the ISA bus driver")
on test machine: vm-vp-quantal-i386: 1 threads qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap with 360M memory
caused below changes:
[ 5.268521] rbtree testing -> 27624 cycles
[ 6.369886] augmented rbtree testing -> 39374 cycles
[ 7.893834] ------------[ cut here ]------------
[ 7.894491] kernel BUG at drivers/base/driver.c:153!
[ 7.895396] invalid opcode: 0000 [#1] DEBUG_PAGEALLOC
[ 7.896242] Modules linked in:
[ 7.896663] CPU: 0 PID: 1 Comm: swapper Not tainted 4.6.0-rc4-00030-g72bf744 #1
[ 7.897640] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014
[ 7.898718] task: 8001b000 ti: 80036000 task.ti: 80036000
[ 7.899380] EIP: 0060:[<811cb002>] EFLAGS: 00010246 CPU: 0
[ 7.900175] EIP is at driver_register+0x9/0xa0
[ 7.900723] EAX: 815ff918 EBX: 815ff900 ECX: 00000006 EDX: 8160f060
[ 7.901635] ESI: 00000000 EDI: 00000000 EBP: 80037f1c ESP: 80037f00
[ 7.902397] DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068
[ 7.903056] CR0: 80050033 CR2: 00000000 CR3: 016a3000 CR4: 00040690
[ 7.904137] Stack:
[ 7.904406] 811d7d6e 00000286 00000000 00000286 81651c82 8016af40 00000000 80037f24
[ 7.905462] 81651c95 80037f84 81000493 8163743f 948dc8bc 815d3f00 80037f70 810498fa
[ 7.906528] 00000000 815d3fd0 00060006 815d2bf8 000000ff 948dc8bd 00000200 8157b55f
[ 7.907586] Call Trace:
[ 7.912053] [<811d7d6e>] ? isa_register_driver+0x26/0x110
[ 7.912795] [<81651c82>] ? gpiolib_debugfs_init+0x1f/0x1f
[ 7.913536] [<81651c95>] idi_48_driver_init+0x13/0x15
[ 7.914217] [<81000493>] do_one_initcall+0xd9/0x17b
[ 7.917980] [<8163743f>] ? repair_env_string+0x12/0x54
[ 7.918697] [<810498fa>] ? parse_args+0x1a2/0x275
[ 7.919343] [<81637ba2>] kernel_init_freeable+0xd8/0x15b
[ 7.924274] [<81387f6f>] kernel_init+0x8/0xcb
[ 7.924823] [<8138cac8>] ret_from_kernel_thread+0x20/0x34
[ 7.925487] [<81387f67>] ? rest_init+0x10e/0x10e
[ 7.926055] Code: 02 31 db 8d 45 f0 e8 93 b6 1b 00 eb 00 5a 89 d8 59 5b 5e 5d c3 55 8b 40 3c 89 e5 e8 af 02 f3 ff 5d c3 8b 50 04 83 7a 48 00 75 02 <0f> 0b 55 89 e5 56 53 83 7a 24 00 89 c3 74 06 83 78 20 00 75 18
[ 7.936637] EIP: [<811cb002>] driver_register+0x9/0xa0 SS:ESP 0068:80037f00
[ 7.937793] ---[ end trace 2ae6a8b9997e94af ]---
[ 7.942071] tsc: Refined TSC clocksource calibration: 2693.510 MHz
FYI, raw QEMU command line is:
qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel /pkg/linux/i386-randconfig-sb0-05261509/gcc-6/72bf7443ba618b9f7a3167c1f591a0dc00faeb2d/vmlinuz-4.6.0-rc4-00030-g72bf744 -append 'root=/dev/ram0 user=lkp job=/lkp/scheduled/vm-vp-quantal-i386-20/bisect_boot-1-quantal-core-i386.cgz-i386-randconfig-sb0-05261509-72bf7443ba618b9f7a3167c1f591a0dc00faeb2d-20160526-51173-1jydwxg-1.yaml ARCH=i386 kconfig=i386-randconfig-sb0-05261509 branch=linux-devel/devel-spot-201605261432 commit=72bf7443ba618b9f7a3167c1f591a0dc00faeb2d BOOT_IMAGE=/pkg/linux/i386-randconfig-sb0-05261509/gcc-6/72bf7443ba618b9f7a3167c1f591a0dc00faeb2d/vmlinuz-4.6.0-rc4-00030-g72bf744 max_uptime=600 RESULT_ROOT=/result/boot/1/vm-vp-quantal-i386/quantal-core-i386.cgz/i386-randconfig-sb0-05261509/gcc-6/72bf7443ba618b9f7a3167c1f591a0dc00faeb2d/0 LKP_SERVER=inn earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw ip=::::vm-vp-quantal-i386-20::dhcp drbd.minor_count=8' -initrd /fs/sdd1/initrd-vm-vp-quantal-i386-20 -m 360 -smp 1 -device e1000,netdev=net0 -netdev user,id=net0 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-vm-vp-quantal-i386-20 -serial file:/dev/shm/kboot/serial-vm-vp-quantal-i386-20 -daemonize -display none -monitor null
Thanks,
Xiaolong
View attachment "config-4.6.0-rc4-00030-g72bf744" of type "text/plain" (96055 bytes)
Download attachment "dmesg.xz" of type "application/octet-stream" (8240 bytes)
Powered by blists - more mailing lists