Message-ID: <1427858527.17170.100.camel@intel.com>
Date:	Wed, 01 Apr 2015 11:22:07 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: [LKP] [crypto] 2de2f5eba71: BUG: unable to handle kernel paging
 request at b820cdf2

FYI, we noticed the below changes on

https://git.linaro.org/people/ard.biesheuvel/linux-arm sha-base-layer
commit 2de2f5eba71ff3e96b5626e781c82cced5d68f8d ("crypto: sha1-generic: move to generic glue implementation")


+-------------------------------------------------------+------------+------------+
|                                                       | 9e94899795 | 2de2f5eba7 |
+-------------------------------------------------------+------------+------------+
| boot_successes                                        | 10         | 0          |
| boot_failures                                         | 14         | 24         |
| IP-Config:Auto-configuration_of_network_failed        | 14         |            |
| BUG:kernel_boot_crashed                               | 0          | 17         |
| BUG:unable_to_handle_kernel                           | 0          | 7          |
| Oops                                                  | 0          | 6          |
| Kernel_panic-not_syncing:Fatal_exception_in_interrupt | 0          | 6          |
+-------------------------------------------------------+------------+------------+

[   14.447743] ima: No TPM chip found, activating TPM-bypass!
[   14.450018] BUG: unable to handle kernel paging request at b820cdf2
[   14.451127] IP: [<b820cdf2>] 0xb820cdf2
[   14.451944] *pdpt = 0000000000000000 *pde = 0000000000000000 
[   14.452996] Oops: 0010 [#1] PREEMPT SMP 
[   14.453937] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.0.0-rc1-00107-g2de2f5e #1
[   14.455373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014
[   14.457053] task: d4488000 ti: d448c000 task.ti: d448c000
[   14.457949] EIP: 0060:[<b820cdf2>] EFLAGS: 00010046 CPU: 0
[   14.458859] EIP is at 0xb820cdf2
[   14.459560] EAX: d44b9f48 EBX: d44b9f48 ECX: 00000000 EDX: 00000003
[   14.460007] ESI: 92709a96 EDI: 00000001 EBP: d4413f80 ESP: d4413f60
[   14.460007]  DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[   14.460007] CR0: 80050033 CR2: b820cdf2 CR3: 030e7000 CR4: 00040670
[   14.460007] Stack:
[   14.460007]  c10d1421 00000000 c2bf89d4 00000003 18e5b0bc c2bf89d0 00000246 00000246
[   14.460007]  d4413fa0 c10d187c 00000000 00000000 00000003 00000001 d4b179c0 c2bf88c0
[   14.460007]  d4413fac c10eea14 00000000 d4413fcc c10f14fd 00000000 c2bb1224 00000001
[   14.460007] Call Trace:
[   14.460007]  [<c10d1421>] ? __wake_up_common+0x56/0xae
[   14.460007]  [<c10d187c>] __wake_up+0x45/0x73
[   14.460007]  [<c10eea14>] rcu_gp_kthread_wake+0x72/0x83
[   14.460007]  [<c10f14fd>] rcu_process_callbacks+0x3bf/0x55a
[   14.460007]  [<c1088a9e>] __do_softirq+0x137/0x350
[   14.460007]  [<c1088967>] ? _local_bh_enable+0x91/0x91
[   14.460007]  [<c10074a9>] call_on_stack+0x1b/0x2f
[   14.460007]  <IRQ> 
[   14.460007]  [<c108911c>] ? irq_exit+0x8f/0xe3
[   14.460007]  [<c10562ae>] ? smp_apic_timer_interrupt+0x4a/0x62
[   14.460007]  [<c26b52c9>] ? apic_timer_interrupt+0x2d/0x34
[   14.460007]  [<c17a00d8>] ? rmd256_transform+0x78b/0xc58
[   14.460007]  [<c17a20ec>] ? crypto_sha1_base_finish+0x1d/0x20
[   14.460007]  [<c17a2208>] ? crypto_sha1_finup+0x68/0x7b
[   14.460007]  [<c17a2236>] ? sha1_final+0x1b/0x2b
[   14.460007]  [<c1798e10>] ? crypto_shash_final+0xc0/0xd6
[   14.460007]  [<c1788cb6>] ? ima_calc_field_array_hash_tfm+0x1fe/0x214
[   14.460007]  [<c1789a3f>] ? ima_calc_field_array_hash+0x60/0x91
[   14.460007]  [<c1789c69>] ? ima_store_template+0x47/0xa6
[   14.460007] Code:  Bad EIP value.
[   14.460007] EIP: [<b820cdf2>] 0xb820cdf2 SS:ESP 0068:d4413f60
[   14.460007] CR2: 00000000b820cdf2
[   14.460007] ---[ end trace 2d557043fd0e2372 ]---
[   14.460007] Kernel panic - not syncing: Fatal exception in interrupt
[   14.460007] Kernel Offset: disabled

BUG: kernel boot crashed
Elapsed time: 15
qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap -kernel /kernel/i386-randconfig-c1-03300744/d6519833e1a97b3466d54faae68b42c9d643c1cd/vmlinuz-4.0.0-rc6-00190-gd651983 -append 'user=lkp job=/lkp/scheduled/vm-vp-quantal-i386-27/rand_boot-1-quantal-core-i386.cgz-i386-randconfig-c1-03300744-d6519833e1a97b3466d54faae68b42c9d643c1cd-1-20150330-44644-5e1y1m.yaml ARCH=i386 BOOT_IMAGE=/kernel/i386-randconfig-c1-03300744/d6519833e1a97b3466d54faae68b42c9d643c1cd/vmlinuz-4.0.0-rc6-00190-gd651983 kconfig=i386-randconfig-c1-03300744 commit=d6519833e1a97b3466d54faae68b42c9d643c1cd branch=linux-devel/devel-cairo-smoke-201503301921 root=/dev/ram0 max_uptime=3600 RESULT_ROOT=/result/vm-vp-quantal-i386/boot/1/quantal-core-i386.cgz/i386-randconfig-c1-03300744/d6519833e1a97b3466d54faae68b42c9d643c1cd/0 ip=::::vm-vp-quantal-i386-27::dhcp earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning 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 drbd.minor_count=8'  -initrd /fs/vdisk/initrd-vm-vp-quantal-i386-27 -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-i386-27 -serial file:/dev/shm/kboot/serial-vm-vp-quantal-i386-27 -daemonize -display none -monitor null 


Thanks,
Ying Huang


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