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Message-ID: <20140730140235.GA13959@localhost>
Date: Wed, 30 Jul 2014 22:02:35 +0800
From: Fengguang Wu <fengguang.wu@...el.com>
To: Anish Bhatt <anish@...lsio.com>
Cc: Jet Chen <jet.chen@...el.com>, Su Tao <tao.su@...el.com>,
Yuanhan Liu <yuanhan.liu@...el.com>, LKP <lkp@...org>,
linux-kernel@...r.kernel.org, "Lu, Aaron" <aaron.lu@...el.com>
Subject: [cxgb4i] BUG: sleeping function called from invalid context at
kernel/locking/mutex.c:586
Hi Anish,
FYI, here is another bisect result for
commit 759a0cc5a3e1bc2cc48fa3c0b91bdcad8b8f87d6
Author: Anish Bhatt <anish@...lsio.com>
AuthorDate: Thu Jul 17 00:18:18 2014 -0700
Commit: David S. Miller <davem@...emloft.net>
CommitDate: Thu Jul 17 16:06:03 2014 -0700
cxgb4i: Add ipv6 code to driver, call into libcxgbi ipv6 api
Signed-off-by: Anish Bhatt <anish@...lsio.com>
Signed-off-by: Karen Xie <kxie@...lsio.com>
Signed-off-by: Manoj Malviya <manojmalviya@...lsio.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
===================================================
PARENT COMMIT NOT CLEAN. LOOK OUT FOR WRONG BISECT!
===================================================
Attached dmesg for the parent commit, too, to help confirm whether it is a noise error.
+-----------------------------------------------------------------------------+------------+------------+------------------+
| | fc8d0590d9 | 759a0cc5a3 | v3.16-rc5_071821 |
+-----------------------------------------------------------------------------+------------+------------+------------------+
| boot_successes | 495 | 11 | 0 |
| boot_failures | 825 | 319 | 11 |
| BUG:kernel_boot_hang | 798 | 114 | 1 |
| general_protection_fault | 13 | 2 | |
| RIP:__lock_acquire | 13 | 2 | |
| Kernel_panic-not_syncing:Attempted_to_kill_init_exitcode= | 13 | 2 | |
| backtrace:free_reserved_area | 13 | 2 | |
| backtrace:free_init_pages | 13 | 2 | |
| backtrace:populate_rootfs | 13 | 2 | |
| backtrace:kernel_init_freeable | 13 | 2 | |
| BUG:kernel_boot_crashed | 14 | | |
| BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/mutex.c | 0 | 203 | 10 |
| backtrace:do_vfs_ioctl | 0 | 203 | 10 |
| backtrace:SyS_ioctl | 0 | 203 | 10 |
+-----------------------------------------------------------------------------+------------+------------+------------------+
/etc/init.d/rc: /etc/rcS.d/S37populate-volatile.sh: line 172: can't open /proc/cmdline: no such file
grep: /proc/filesystems: No such file or directory
Configuring network interfaces...
[ 7.138372] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:586
[ 7.140148] in_atomic(): 0, irqs_disabled(): 0, pid: 261, name: ifconfig
[ 7.141280] 3 locks held by ifconfig/261:
[ 7.141947] #0: (rtnl_mutex){+.+.+.}, at: [<ffffffff87901830>] rtnl_lock+0x12/0x14
[ 7.143427] #1: (rcu_read_lock){......}, at: [<ffffffff8689976a>] rcu_lock_acquire+0x0/0x23
[ 7.144976] #2: (rcu_read_lock){......}, at: [<ffffffff870bf4a4>] rcu_read_lock+0x0/0x69
[ 7.146558] Preemption disabled at:[<ffffffff8682a7ea>] smp_apic_timer_interrupt+0x21/0x3c
[ 7.147977]
[ 7.148266] CPU: 0 PID: 261 Comm: ifconfig Not tainted 3.16.0-rc5-01126-g759a0cc #8
[ 7.149535] 0000000000000000 ffff880010927a48 ffffffff87ad0d0c ffff880010910550
[ 7.150862] ffff880010927a78 ffffffff868a15f3 ffffffff886cd160 0000000000000000
[ 7.152216] ffff88001375a000 ffff880010910550 ffff880010927af8 ffffffff87ae6dbb
[ 7.153533] Call Trace:
[ 7.153969] [<ffffffff87ad0d0c>] dump_stack+0x4e/0x7a
[ 7.154841] [<ffffffff868a15f3>] __might_sleep+0x1f2/0x1fb
[ 7.155792] [<ffffffff87ae6dbb>] mutex_lock_nested+0x37/0x414
[ 7.156784] [<ffffffff868ae892>] ? __lock_acquire+0x3a8/0xde4
[ 7.157764] [<ffffffff870b8441>] cxgbi_device_find_by_netdev+0x5e/0xfd
[ 7.158866] [<ffffffff870bf549>] cxgbi_inet6addr_handler+0x3c/0x99
[ 7.159915] [<ffffffff86899859>] notifier_call_chain+0x94/0xc0
[ 7.160912] [<ffffffff8689997c>] __atomic_notifier_call_chain+0x7c/0xe2
[ 7.162031] [<ffffffff868999f1>] atomic_notifier_call_chain+0xf/0x11
[ 7.163110] [<ffffffff879c95f6>] inet6addr_notifier_call_chain+0x16/0x18
[ 7.164241] [<ffffffff879966e1>] ipv6_add_addr+0x105/0x404
[ 7.165174] [<ffffffff8799aa38>] add_addr+0x2c/0x6e
[ 7.165980] [<ffffffff8799bcd9>] addrconf_notify+0x3b0/0x6ec
[ 7.166951] [<ffffffff868abcf8>] ? __lock_is_held+0x38/0x50
[ 7.167904] [<ffffffff86899859>] notifier_call_chain+0x94/0xc0
[ 7.168898] [<ffffffff86899b7b>] raw_notifier_call_chain+0xf/0x11
[ 7.169938] [<ffffffff878f0363>] call_netdevice_notifiers_info+0x4d/0x54
[ 7.171068] [<ffffffff878f3484>] call_netdevice_notifiers+0xe/0x10
[ 7.172114] [<ffffffff878f647e>] __dev_notify_flags+0x4f/0x7d
[ 7.173091] [<ffffffff878f6a28>] dev_change_flags+0x48/0x53
[ 7.174040] [<ffffffff879661c3>] devinet_ioctl+0x289/0x5b9
[ 7.174950] [<ffffffff87966a92>] inet_ioctl+0x8c/0xa6
[ 7.175822] [<ffffffff878e10be>] sock_ioctl+0x1a7/0x1c9
[ 7.176731] [<ffffffff86929882>] do_vfs_ioctl+0x3a7/0x470
[ 7.177652] [<ffffffff869317f4>] ? rcu_read_lock_held+0x36/0x38
[ 7.178658] [<ffffffff869319d4>] ? __fcheck_files.isra.8+0x4b/0x57
[ 7.179712] [<ffffffff86929996>] SyS_ioctl+0x4b/0x76
[ 7.180561] [<ffffffff87aea869>] system_call_fastpath+0x16/0x1b
ifup: can't open '/var/run/ifstate': No such file or directory
done.
hwclock: can't open '/dev/misc/rtc': No such file or directory
git bisect start 9931f57b978a5b5ff5934ece85cf8bf7db5d2f67 1795cd9b3a91d4b5473c97f491d63892442212ab --
git bisect bad 64f2bc8ec801297316bf7189c640e5da60c5b77b # 01:06 0- 341 Merge 'renesas/devel' into devel-hourly-2014071821
git bisect bad 3f322c0abf13c5644ff308cd5f72c08e398878e6 # 01:09 31- 263 Merge 'pm/pm-sleep' into devel-hourly-2014071821
git bisect bad 9326a554df9c49570ff4c69ed8b28f9bff72b9ad # 01:13 11- 26 Merge 'usb/usb-linus' into devel-hourly-2014071821
git bisect good 5bc464435ec4aca3288a75c503280cedc875f72d # 01:54 330+ 192 Merge 'microblaze/next' into devel-hourly-2014071821
git bisect good 366124999766417afff537a44e74c695aede3f04 # 02:10 330+ 110 Merge 'pm/acpi-video' into devel-hourly-2014071821
git bisect bad 67ba0ca140433b242d9cb0920cf0572856b3dd38 # 02:18 1- 105 Merge 'can/master' into devel-hourly-2014071821
git bisect good 90fb5679e568b11b89e02b87f7f4fe00c7589ce0 # 02:38 330+ 85 Merge branch 'sctp_command_queue'
git bisect good 95d01a669bd35d0e8eb28dd8a946876c00a9a61a # 02:54 330+ 115 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
git bisect good b6603fe574af289dbe9eb9fb4c540bca04f5a053 # 03:07 330+ 194 Merge tag 'for-linus-20140716' of git://git.infradead.org/linux-mtd
git bisect good f54424412b6b2f64cae4d7c39d981ca14ce0052c # 03:27 330+ 173 bonding: permit enslaving interfaces without set_mac support
git bisect good 2dc41cff7545d55c6294525c811594576f8e119c # 03:40 330+ 185 udp: Use hash2 for long hash1 chains in __udp*_lib_mcast_deliver.
git bisect bad 759a0cc5a3e1bc2cc48fa3c0b91bdcad8b8f87d6 # 03:53 0- 4 cxgb4i: Add ipv6 code to driver, call into libcxgbi ipv6 api
git bisect good 4bbe3f5c7174e989989c04d41e6640ac0b944dac # 04:08 330+ 154 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next
git bisect good 92abf75033d2677a684c623d60f093b130c4b38f # 04:30 330+ 147 bonding: update bonding.txt for Layer2 hash factors
git bisect good a3e3b2857d35988819bc396c012c53898b8223e6 # 04:46 330+ 222 cxgb4: Export symbols required by cxgb4i for ipv6 support and required defines
git bisect good fc8d0590d9142d01e4ccea3aa57c894bd6e53662 # 04:59 330+ 173 libcxgbi: Add ipv6 api to driver
# first bad commit: [759a0cc5a3e1bc2cc48fa3c0b91bdcad8b8f87d6] cxgb4i: Add ipv6 code to driver, call into libcxgbi ipv6 api
git bisect good fc8d0590d9142d01e4ccea3aa57c894bd6e53662 # 05:14 990+ 825 libcxgbi: Add ipv6 api to driver
git bisect bad 9931f57b978a5b5ff5934ece85cf8bf7db5d2f67 # 05:14 0- 11 0day head guard for 'devel-hourly-2014071821'
git bisect good f83971912231fe5390d2357442b6c25bb8076d9b # 05:56 990+ 300 Merge tag 'gfs2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes
This script may reproduce the error.
----------------------------------------------------------------------------
#!/bin/bash
kernel=$1
initrd=yocto-minimal-x86_64.cgz
wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/blob/master/initrd/$initrd
kvm=(
qemu-system-x86_64
-enable-kvm
-cpu Haswell,+smep,+smap
-kernel $kernel
-initrd $initrd
-m 320
-smp 1
-net nic,vlan=1,model=e1000
-net user,vlan=1
-boot order=nc
-no-reboot
-watchdog i6300esb
-rtc base=localtime
-serial stdio
-display none
-monitor null
)
append=(
hung_task_panic=1
earlyprintk=ttyS0,115200
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
panic=10
softlockup_panic=1
nmi_watchdog=panic
prompt_ramdisk=0
console=ttyS0,115200
console=tty0
vga=normal
root=/dev/ram0
rw
drbd.minor_count=8
)
"${kvm[@]}" --append "${append[*]}"
----------------------------------------------------------------------------
Thanks,
Fengguang
View attachment "dmesg-yocto-kbuild-1:20140719035233:x86_64-randconfig-s0-07182230:3.16.0-rc5-01126-g759a0cc:8" of type "text/plain" (67584 bytes)
View attachment "dmesg-quantal-ivb41-100:20140719044848:x86_64-randconfig-s0-07182230::" of type "text/plain" (66193 bytes)
Download attachment "x86_64-randconfig-s0-07182230-9931f57b978a5b5ff5934ece85cf8bf7db5d2f67-BUG:-sleeping-function-called-from-invalid-context-at-36654.log" of type "application/octet-stream" (178033 bytes)
View attachment "config-3.16.0-rc5-01126-g759a0cc" of type "text/plain" (115299 bytes)
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