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Date: Sun, 1 Feb 2015 20:17:05 -0800
From: Fengguang Wu <fengguang.wu@...el.com>
To: Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc: LKP <lkp@...org>, linux-kernel@...r.kernel.org
Subject: [initramfs] Kernel panic - not syncing: junk in compressed archive
Greetings,
0day kernel testing robot got the below dmesg and the first bad commit is
git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git initramfs
commit 8dd45530cb1353fbd058d42a3e6d32bde811429b
Author: Mimi Zohar <zohar@...ux.vnet.ibm.com>
AuthorDate: Tue Dec 23 18:27:34 2014 -0500
Commit: Mimi Zohar <zohar@...ux.vnet.ibm.com>
CommitDate: Fri Jan 30 13:42:29 2015 -0500
initramfs: separate reading cpio method from header
In preparation for adding xattr support, read the CPIO method
separately from the rest of the header.
Signed-off-by: Mimi Zohar <zohar@...ux.vnet.ibm.com>
+-----------------------------------------------------+------------+------------+------------+
| | 7bea7ff67e | 8dd45530cb | 870a4dc46e |
+-----------------------------------------------------+------------+------------+------------+
| boot_successes | 60 | 0 | 0 |
| boot_failures | 0 | 20 | 11 |
| Kernel_panic-not_syncing:junk_in_compressed_archive | 0 | 20 | 11 |
| backtrace:populate_rootfs | 0 | 20 | 11 |
| backtrace:kernel_init_freeable | 0 | 20 | 11 |
+-----------------------------------------------------+------------+------------+------------+
[ 0.157126] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[ 0.157648] pci 0000:00:02.0: Video device with shadowed ROM
[ 0.158116] PCI: CLS 0 bytes, default 64
[ 0.158459] Kernel panic - not syncing: junk in compressed archive
[ 0.158932] CPU: 0 PID: 1 Comm: swapper Not tainted 3.19.0-rc4-g8dd4553 #5
[ 0.159485] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014
[ 0.160116] d2121770 d2121770 d2045edc c4d34984 d2045ef4 c4d33ea5 c5036200 d2121770
[ 0.160116] c5036200 c51e2b1f d2045f10 c51e2b44 c4f58381 c4f12230 d2121770 c5036200
[ 0.160116] c51e2b1f d2045f84 c460041e 000000d0 c4f1c126 c51e2b1f c51e14ba c502d814
[ 0.160116] Call Trace:
[ 0.160116] [<c4d34984>] dump_stack+0x16/0x18
[ 0.160116] [<c4d33ea5>] panic+0x87/0x1a2
[ 0.160116] [<c51e2b1f>] ? do_format+0x71/0x71
[ 0.160116] [<c51e2b44>] populate_rootfs+0x25/0xee
[ 0.160116] [<c51e2b1f>] ? do_format+0x71/0x71
[ 0.160116] [<c460041e>] do_one_initcall+0x7e/0x1d0
[ 0.160116] [<c51e2b1f>] ? do_format+0x71/0x71
[ 0.160116] [<c51e14ba>] ? repair_env_string+0x12/0x54
[ 0.160116] [<c51e1b8a>] kernel_init_freeable+0xdb/0x158
[ 0.160116] [<c4d326cb>] kernel_init+0xb/0xe0
[ 0.160116] [<c464caa2>] ? schedule_tail+0x12/0x60
[ 0.160116] [<c4d47560>] ret_from_kernel_thread+0x20/0x30
[ 0.160116] [<c4d326c0>] ? rest_init+0xa0/0xa0
Elapsed time: 5
qemu-system-x86_64 -cpu kvm64 -enable-kvm -kernel /kernel/i386-randconfig-j1-01312211/8dd45530cb1353fbd058d42a3e6d32bde811429b/vmlinuz-3.19.0-rc4-g8dd4553 -append 'hung_task_panic=1 earlyprintk=ttyS0,115200 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 root=/dev/ram0 rw link=/kbuild-tests/run-queue/kvm/i386-randconfig-j1-01312211/linux-devel:devel-jaketown-smoke-201501312324:8dd45530cb1353fbd058d42a3e6d32bde811429b:bisect-linux-4/.vmlinuz-8dd45530cb1353fbd058d42a3e6d32bde811429b-20150201141752-18-ivb41 branch=linux-devel/devel-jaketown-smoke-201501312324 BOOT_IMAGE=/kernel/i386-randconfig-j1-01312211/8dd45530cb1353fbd058d42a3e6d32bde811429b/vmlinuz-3.19.0-rc4-g8dd4553 drbd.minor_count=8' -initrd /kernel-tests/initrd/quantal-core-i386.cgz -m 320 -smp 2 -net nic,vlan=1,model=e1000 -net user,vlan=1 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -pidfile /dev/shm/kboot/pid-quantal-ivb41-108 -serial file:/dev/shm/kboot/serial-quantal-ivb41-108 -daemonize -display none -monitor null
git bisect start 870a4dc46e425037bd3ffacbb683e845a34fceda a6391a924cf5a16761ccd6b45094a7d5b9aeebac --
git bisect good 87155b7311bfec75b590b823b11f77adf2a16412 # 11:42 20+ 0 tpm: merge duplicate transmit_cmd() functions
git bisect good 3eda7d0ea3a0365aa72a2007f9450f314d92f065 # 11:52 20+ 0 tpm/tpm_i2c_stm_st33: Change tpm_i2c_stm_st33.h to tpm_stm_st33.h
git bisect good 9d5a5f65fcabb876cb0092901d56627bd5cbfc44 # 12:28 20+ 0 Merge branch 'smack-for-3.20-rebased' of git://git.gitorious.org/smack-next/kernel into next
git bisect good 90200f19160734feceb92a3a054864c340242699 # 12:29 20+ 0 Merge branch 'smack-for-3.20-rebased' of git://git.gitorious.org/smack-next/kernel into next
git bisect good 7bea7ff67e0cbb30f53ebee7194e238491ddeaab # 13:41 20+ 0 ima: /proc/keys is now mandatory
git bisect bad 8dd45530cb1353fbd058d42a3e6d32bde811429b # 14:18 0- 20 initramfs: separate reading cpio method from header
# first bad commit: [8dd45530cb1353fbd058d42a3e6d32bde811429b] initramfs: separate reading cpio method from header
git bisect good 7bea7ff67e0cbb30f53ebee7194e238491ddeaab # 14:22 60+ 0 ima: /proc/keys is now mandatory
# extra tests with DEBUG_INFO
git bisect bad 8dd45530cb1353fbd058d42a3e6d32bde811429b # 14:24 0- 60 initramfs: separate reading cpio method from header
# extra tests on HEAD of linux-devel/devel-jaketown-smoke-201501312324
# extra tests on tree/branch integrity/initramfs
# extra tests on tree/branch linus/master
git bisect good 788807d7ca3821b5ea835a588a52d55631c17e18 # 16:31 60+ 0 Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
# extra tests on tree/branch next/master
git bisect good 827e3bdf1bb2401c1a1e5586eb3977d228d298b2 # 17:10 60+ 0 Add linux-next specific files for 20150130
This script may reproduce the error.
----------------------------------------------------------------------------
#!/bin/bash
kernel=$1
initrd=quantal-core-i386.cgz
wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/raw/master/initrd/$initrd
kvm=(
qemu-system-x86_64
-cpu kvm64
-enable-kvm
-kernel $kernel
-initrd $initrd
-m 320
-smp 2
-net nic,vlan=1,model=e1000
-net user,vlan=1
-boot order=nc
-no-reboot
-watchdog i6300esb
-rtc base=localtime
-serial stdio
-display none
-monitor null
)
append=(
hung_task_panic=1
earlyprintk=ttyS0,115200
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
panic=-1
softlockup_panic=1
nmi_watchdog=panic
oops=panic
load_ramdisk=2
prompt_ramdisk=0
console=ttyS0,115200
console=tty0
vga=normal
root=/dev/ram0
rw
drbd.minor_count=8
)
"${kvm[@]}" --append "${append[*]}"
----------------------------------------------------------------------------
Thanks,
Fengguang
View attachment "dmesg-quantal-ivb41-108:20150201141703:i386-randconfig-j1-01312211:3.19.0-rc4-g8dd4553:5" of type "text/plain" (19407 bytes)
View attachment "config-3.19.0-rc4-g8dd4553" of type "text/plain" (86847 bytes)
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