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Date: Wed, 11 Jun 2014 12:30:47 +0800
From: Jet Chen <jet.chen@...el.com>
To: Mauro Carvalho Chehab <m.chehab@...sung.com>
CC: Fengguang Wu <fengguang.wu@...el.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [media/usb] BUG: unable to handle kernel paging request at 0a800000
Hi Mauro,
0day kernel testing robot got the below dmesg, but don't bisect out the first bad commit.
[ 3.627366] usbcore: registered new interface driver dvb_usb_ttusb2
[ 3.628139] usbcore: registered new interface driver opera1
[ 3.628898] usbcore: registered new interface driver dvb_usb_af9005
[ 3.629623] BUG: unable to handle kernel paging request at 0a800000
[ 3.630418] IP: [<8d06574a>] af9005_usb_module_init+0x85/0xa0
[ 3.631102] *pde = 00000000 [ 3.631472] Oops: 0000 [#1] SMP [ 3.631888] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.15.0-rc8-next-20140606 #2
[ 3.632432] task: 91ce8000 ti: 91ce4000 task.ti: 91ce4000
[ 3.632432] EIP: 0060:[<8d06574a>] EFLAGS: 00010206 CPU: 0
[ 3.632432] EIP is at af9005_usb_module_init+0x85/0xa0
[ 3.632432] EAX: 0a800000 EBX: 00000000 ECX: 00000000 EDX: 00000027
[ 3.632432] ESI: 00000000 EDI: 8d077884 EBP: 91ce5f00 ESP: 91ce5ef4
[ 3.632432] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 3.632432] CR0: 8005003b CR2: 0a800000 CR3: 0d208000 CR4: 00000690
[ 3.632432] Stack:
[ 3.632432] 91d53bc0 00000000 91d53bc0 91ce5f74 8d024ca8 000000d0 8cd1f674 8d0656c5
[ 3.632432] 8cf0d2d0 8cb62fb4 93ff6744 91ce5f30 8d0656c5 8cef6000 000004e7 91ce5f74
[ 3.632432] 8b85b789 00000296 8cf0d2c0 00000296 91ce8510 00000006 00000006 93ff6745
[ 3.632432] Call Trace:
[ 3.632432] [<8d024ca8>] do_one_initcall+0xed/0x17f
[ 3.632432] [<8d0656c5>] ? opera1_driver_init+0x16/0x16
[ 3.632432] [<8d0656c5>] ? opera1_driver_init+0x16/0x16
[ 3.632432] [<8b85b789>] ? parse_args+0x219/0x360
[ 3.632432] [<8d024ecb>] kernel_init_freeable+0x191/0x228
[ 3.632432] [<8d024583>] ? initcall_blacklist+0x81/0x81
[ 3.632432] [<8c90096b>] kernel_init+0xb/0xe0
[ 3.632432] [<8c928b61>] ret_from_kernel_thread+0x21/0x30
[ 3.632432] [<8c900960>] ? rest_init+0xc0/0xc0
[ 3.632432] Code: 00 00 80 0a 85 c0 74 09 b8 00 00 80 0a 85 c0 75 1a c7 04 24 0c b0 e9 8c e8 af e5 89 ff 31 c0 c7 05 5c 1b fc 8c 00 00 00 00 eb 16 <a1> 00 00 80 0a c7 05 54 1b fc 8c 00 00 80 0a a3 58 1b fc 8c 31
[ 3.632432] EIP: [<8d06574a>] af9005_usb_module_init+0x85/0xa0 SS:ESP 0068:91ce5ef4
[ 3.632432] CR2: 000000000a800000
[ 3.632432] ---[ end trace 70f7d494d4f324d3 ]---
[ 3.652260] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000009
git bisect bad db206f33b3332450f7a98cabaf93d4ab78300534 # 14:57 0- 9 Add linux-next specific files for 20140606
git bisect bad 8709b073b1751c107e8a75004356b9b690a85a68 # 15:04 0- 19 Revert "Merge branch 'amd-xgbe'"
git bisect bad 455c6fdbd219161bd09b1165f11699d6d73de11c # 15:10 1- 20 Linux 3.14
git bisect bad d8ec26d7f8287f5788a494f56e8814210f0e64be # 15:15 0- 3 Linux 3.13
git bisect bad 5e01dc7b26d9f24f39abace5da98ccbd6a5ceb52 # 15:24 0- 18 Linux 3.12
git bisect bad 6e4664525b1db28f8c4e1130957f70a94c19213e # 15:28 0- 20 Linux 3.11
git bisect bad 8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 # 15:32 0- 5 Linux 3.10
git bisect bad c1be5a5b1b355d40e6cf79cc979eb66dafa24ad1 # 15:37 0- 3 Linux 3.9
git bisect bad 19f949f52599ba7c3f67a5897ac6be14bfcb1200 # 15:43 0- 10 Linux 3.8
git bisect bad 29594404d7fe73cd80eaa4ee8c43dcc53970c60e # 15:47 0- 20 Linux 3.7
git bisect bad a0d271cbfed1dd50278c6b06bead3d00ba0a88f9 # 15:53 0- 2 Linux 3.6
git bisect bad 28a33cbc24e4256c143dce96c7d93bf423229f92 # 16:33 2- 2 Linux 3.5
git bisect bad 76e10d158efb6d4516018846f60c2ab5501900bc # 16:38 0- 2 Linux 3.4
git bisect bad c16fa4f2ad19908a47c63d8fa436a1178438c7e7 # 16:48 0- 1 Linux 3.3
git bisect bad 805a6af8dba5dfdd35ec35dc52ec0122400b2610 # 16:55 0- 6 Linux 3.2
git bisect bad c3b92c8787367a8bb53d57d9789b558f1295cc96 # 17:01 0- 8 Linux 3.1
git bisect bad 02f8c6aee8df3cdc935e9bdd4f2d020306035dbe # 17:05 0- 4 Linux 3.0
This script may reproduce the error.
-----------------------------------------------------------------------------
#!/bin/bash
kernel=$1
initrd=quantal-core-i386.cgz
wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/blob/master/initrd/$initrd
kvm=(
qemu-system-x86_64 -cpu kvm64 -enable-kvm
-kernel $kernel
-initrd $initrd
-smp 2
-m 256M
-net nic,vlan=0,macaddr=00:00:00:00:00:00,model=virtio
-net user,vlan=0
-net nic,vlan=1,model=e1000
-net user,vlan=1
-boot order=nc
-no-reboot
-watchdog i6300esb
-serial stdio
-display none
-monitor null
)
append=(
debug
sched_debug
apic=debug
ignore_loglevel
sysrq_always_enabled
panic=10
prompt_ramdisk=0
earlyprintk=ttyS0,115200
console=ttyS0,115200
console=tty0
vga=normal
root=/dev/ram0
rw
)
"${kvm[@]}" --append "${append[*]}"
-----------------------------------------------------------------------------
Thanks,
Jet
Download attachment "i386-randconfig-x0-06081439-db206f33b3332450f7a98cabaf93d4ab78300534-BUG:-unable-to-handle-kernel-paging-request-99149.log" of type "application/octet-stream" (91448 bytes)
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