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Date: Thu, 29 Jun 2017 10:26:35 +0800
From: kernel test robot <xiaolong.ye@...el.com>
To: Igor Stoppa <igor.stoppa@...wei.com>
Cc: keescook@...omium.org, mhocko@...nel.org, jmorris@...ei.org,
labbott@...hat.com, penguin-kernel@...ove.SAKURA.ne.jp,
paul@...l-moore.com, sds@...ho.nsa.gov, casey@...aufler-ca.com,
hch@...radead.org, linux-security-module@...r.kernel.org,
linux-mm@...ck.org, linux-kernel@...r.kernel.org,
kernel-hardening@...ts.openwall.com,
Igor Stoppa <igor.stoppa@...il.com>,
Igor Stoppa <igor.stoppa@...wei.com>, lkp@...org
Subject: 7361ce7529:
BUG:sleeping_function_called_from_invalid_context_at_mm/slab.h
FYI, we noticed the following commit:
commit: 7361ce7529bd0a6525d088a0def0f392d98f00d3 ("Make LSM Writable Hooks a command line option")
url: https://github.com/0day-ci/linux/commits/Igor-Stoppa/ro-protection-for-dynamic-data/20170627-103230
base: git://git.cmpxchg.org/linux-mmotm.git master
in testcase: trinity
with following parameters:
runtime: 300s
test-description: Trinity is a linux system call fuzz tester.
test-url: http://codemonkey.org.uk/projects/trinity/
on test machine: qemu-system-x86_64 -enable-kvm -m 420M
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+----------------------------------------------------------------+------------+------------+
| | 2131b0bc3a | 7361ce7529 |
+----------------------------------------------------------------+------------+------------+
| boot_successes | 12 | 0 |
| boot_failures | 0 | 66 |
| BUG:sleeping_function_called_from_invalid_context_at_mm/slab.h | 0 | 66 |
| INFO:lockdep_is_turned_off | 0 | 66 |
| BUG:key_not_in.data | 0 | 66 |
+----------------------------------------------------------------+------------+------------+
[ 8.693078] BUG: sleeping function called from invalid context at mm/slab.h:416
[ 8.694030] in_atomic(): 1, irqs_disabled(): 1, pid: 1, name: swapper/0
[ 8.694651] INFO: lockdep is turned off.
[ 8.695074] irq event stamp: 1559917
[ 8.695493] hardirqs last enabled at (1559917): [<ffffffff88fe5486>] _raw_spin_unlock_irqrestore+0x46/0x5a
[ 8.696443] hardirqs last disabled at (1559916): [<ffffffff88fe5b9b>] _raw_spin_lock_irqsave+0x23/0x84
[ 8.697373] softirqs last enabled at (1559890): [<ffffffff8a72537d>] bnx2fc_mod_init+0x1f6/0x319
[ 8.698238] softirqs last disabled at (1559888): [<ffffffff8a72536a>] bnx2fc_mod_init+0x1e3/0x319
[ 8.699097] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.12.0-rc5-mm1-00320-g7361ce75 #22
[ 8.699904] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.9.3-20161025_171302-gandalf 04/01/2014
[ 8.700864] Call Trace:
[ 8.701187] dump_stack+0x82/0xb8
[ 8.701566] ___might_sleep+0x1bc/0x1cf
[ 8.701985] __might_sleep+0x6d/0x74
[ 8.702413] slab_pre_alloc_hook+0x32/0x3f
[ 8.702868] __kmalloc+0x52/0x148
[ 8.703244] ? ___cache_free+0x176/0x3e2
[ 8.703667] ? kzalloc+0xe/0x10
[ 8.704152] ? __pmalloc_connect+0x4d/0x4d
[ 8.704585] ? gen_pool_destroy+0xb1/0xb1
[ 8.705010] kzalloc+0xe/0x10
[ 8.705462] device_private_init+0x17/0x64
[ 8.705891] device_add+0x5e/0x509
[ 8.706276] ? lock_acquired+0xcd/0x2bc
[ 8.706684] ? devres_for_each_res+0x46/0xc2
[ 8.707129] ? __pmalloc_connect+0x4d/0x4d
[ 8.707564] ? gen_pool_destroy+0xb1/0xb1
[ 8.708020] __pmalloc_connect+0x1b/0x4d
[ 8.708439] __pmalloc_late_add+0x23/0x25
[ 8.708865] devres_for_each_res+0x82/0xc2
[ 8.709304] ? sparse_mem_maps_populate_node+0x13a/0x13a
[ 8.709843] ? set_debug_rodata+0x17/0x17
[ 8.710266] pmalloc_late_init+0x4b/0x50
[ 8.710681] do_one_initcall+0x90/0x138
[ 8.711094] ? set_debug_rodata+0x17/0x17
[ 8.711514] kernel_init_freeable+0x1c6/0x24e
[ 8.711964] ? rest_init+0xd8/0xd8
[ 8.712346] kernel_init+0xe/0xfa
[ 8.712735] ret_from_fork+0x2a/0x40
[ 8.713173] BUG: key ffff9356f80c24e0 not in .data!
[ 8.713682] BUG: key ffff9356f80c2510 not in .data!
[ 8.714264] BUG: key ffff9356f80c2540 not in .data!
[ 8.715020] kAFS: Red Hat AFS client v0.1 registering.
[ 8.715591] random: generate_random_uuid+0x12/0x2d get_random_bytes called with crng_init=0
[ 8.716473] FS-Cache: Netfs 'afs' registered for caching
[ 8.718480] Btrfs loaded, crc32c=crc32c-generic
[ 8.718999] random: key_alloc+0x25a/0x3ce get_random_bytes called with crng_init=0
[ 8.719815] random: prandom_seed_full_state+0x43/0x9c get_random_bytes called with crng_init=0
[ 8.721515] console [netcon0] enabled
[ 8.721940] netconsole: network logging started
[ 8.722500] rtc_cmos 00:00: setting system clock to 2017-06-27 11:19:14 UTC (1498562354)
[ 8.723373] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 8.724025] EDD information not available.
[ 8.724952] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready
[ 8.725577] 8021q: adding VLAN 0 to HW filter on device bond0
[ 8.726198] random: ip_auto_config+0x269/0xeaa get_random_bytes called with crng_init=0
[ 8.727514] IP-Config: Failed to open ipddp0
[ 8.729906] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 8.730943] 8021q: adding VLAN 0 to HW filter on device eth0
[ 8.731579] IP-Config: Failed to open plip0
[ 8.732056] ieee80211 phy0: mac80211_hwsim_start
[ 8.732558] ieee80211 phy0: mac80211_hwsim_add_interface (type=2 mac_addr=02:00:00:00:00:00)
[ 8.733424] ieee80211 phy0: mac80211_hwsim_bss_info_changed(changed=0xe vif->addr=02:00:00:00:00:00)
[ 8.734421] ieee80211 phy0: ERP_CTS_PROT: 0
[ 8.734901] ieee80211 phy0: ERP_PREAMBLE: 0
[ 8.735373] ieee80211 phy0: ERP_SLOT: 0
[ 8.735810] ieee80211 phy0: mac80211_hwsim_conf_tx (queue=0 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.737179] ieee80211 phy0: mac80211_hwsim_conf_tx (queue=1 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.738083] ieee80211 phy0: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.738978] ieee80211 phy0: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.739886] ieee80211 phy0: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:00:00)
[ 8.741218] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX
[ 8.742321] ieee80211 phy0: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static)
[ 8.743244] ieee80211 phy0: mac80211_hwsim_configure_filter
[ 8.743846] ieee80211 phy0: mac80211_hwsim_configure_filter
[ 8.744631] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 8.745260] ieee80211 phy0: mac80211_hwsim_configure_filter
[ 8.745847] ieee80211 phy1: mac80211_hwsim_start
[ 8.746336] ieee80211 phy1: mac80211_hwsim_add_interface (type=2 mac_addr=02:00:00:00:01:00)
[ 8.747198] ieee80211 phy1: mac80211_hwsim_bss_info_changed(changed=0xe vif->addr=02:00:00:00:01:00)
[ 8.748125] ieee80211 phy1: ERP_CTS_PROT: 0
[ 8.748580] ieee80211 phy1: ERP_PREAMBLE: 0
[ 8.749037] ieee80211 phy1: ERP_SLOT: 0
[ 8.749468] ieee80211 phy1: mac80211_hwsim_conf_tx (queue=0 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.750358] ieee80211 phy1: mac80211_hwsim_conf_tx (queue=1 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.751244] ieee80211 phy1: mac80211_hwsim_conf_tx (queue=2 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.752122] ieee80211 phy1: mac80211_hwsim_conf_tx (queue=3 txop=0 cw_min=15 cw_max=1023 aifs=2)
[ 8.753012] ieee80211 phy1: mac80211_hwsim_bss_info_changed(changed=0x2000 vif->addr=02:00:00:00:01:00)
[ 8.754011] ieee80211 phy1: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static)
[ 8.754931] ieee80211 phy1: mac80211_hwsim_configure_filter
[ 8.755556] ieee80211 phy1: mac80211_hwsim_configure_filter
[ 8.756353] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[ 8.756973] ieee80211 phy1: mac80211_hwsim_configure_filter
[ 8.757604] IP-Config: Failed to open gretap0
[ 8.758097] IP-Config: Failed to open irlan0
[ 8.758631] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 8.759805] random: addrconf_dad_kick+0x9f/0xa8 get_random_bytes called with crng_init=0
[ 8.776028] Sending DHCP requests .
[ 8.776034] random: ip_auto_config+0x4ad/0xeaa get_random_bytes called with crng_init=0
[ 8.777423] random: hash_conntrack_raw+0x42/0x13b get_random_bytes called with crng_init=0
[ 8.778372] , OK
[ 8.778726] IP-Config: Got DHCP answer from 10.0.2.2, my address is 10.0.2.15
[ 8.779436] IP-Config: Complete:
[ 8.779835] device=eth0, hwaddr=52:54:00:12:34:56, ipaddr=10.0.2.15, mask=255.255.255.0, gw=10.0.2.2
[ 8.780769] host=vm-lkp-hsw01-openwrt-ia32-18, domain=, nis-domain=(none)
[ 8.781543] bootserver=10.0.2.2, rootserver=10.0.2.2, rootpath= nameserver0=10.0.2.3
[ 8.782856] ieee80211 phy0: mac80211_hwsim_configure_filter
[ 8.783444] ieee80211 phy0: mac80211_hwsim_remove_interface (type=2 mac_addr=02:00:00:00:00:00)
[ 8.784381] ieee80211 phy0: mac80211_hwsim_stop
[ 8.784907] ieee80211 phy1: mac80211_hwsim_configure_filter
[ 8.785519] ieee80211 phy1: mac80211_hwsim_remove_interface (type=2 mac_addr=02:00:00:00:01:00)
[ 8.786422] ieee80211 phy1: mac80211_hwsim_stop
[ 8.787006] PM: Hibernation image not present or could not be loaded.
[ 8.787655] ALSA device list:
[ 8.788042] #0: Dummy 1
[ 8.788383] #1: Loopback 1
[ 8.788749] #2: Virtual MIDI Card 1
[ 8.796051] Freeing unused kernel memory: 4788K
[ 8.796586] Write protecting the kernel read-only data: 49152k
[ 8.797768] Freeing unused kernel memory: 40K
[ 8.803432] Freeing unused kernel memory: 1596K
[ 8.803954] rodata_test: all tests were successful
[ 8.804563] random: arch_pick_mmap_layout+0x3a/0xf8 get_random_u64 called with crng_init=0
[ 8.805439] random: arch_pick_mmap_layout+0x9b/0xf8 get_random_u64 called with crng_init=0
[ 8.806298] random: load_elf_binary+0x32a/0xe32 get_random_u64 called with crng_init=0
[ 8.807107] random: arch_align_stack+0x2d/0x3f get_random_u32 called with crng_init=0
[ 8.807984] random: create_elf_tables+0xae/0x53c get_random_bytes called with crng_init=0
[ 8.808815] random: randomize_page+0x4e/0x62 get_random_u64 called with crng_init=0
[ 8.828632] init: Console is alive
[ 8.829143] init: - watchdog -
[ 8.829818] random: arch_pick_mmap_layout+0x3a/0xf8 get_random_u64 called with crng_init=0
[ 8.830677] random: arch_pick_mmap_layout+0x9b/0xf8 get_random_u64 called with crng_init=0
[ 8.831515] random: load_elf_binary+0x32a/0xe32 get_random_u64 called with crng_init=0
[ 8.832538] random: randomize_page+0x4e/0x62 get_random_u64 called with crng_init=0
[ 9.830020] init: - preinit -
[ 9.831539] random: arch_pick_mmap_layout+0x3a/0xf8 get_random_u64 called with crng_init=0
[ 9.833342] random: arch_pick_mmap_layout+0x3a/0xf8 get_random_u64 called with crng_init=0
[ 9.833347] random: arch_pick_mmap_layout+0x9b/0xf8 get_random_u64 called with crng_init=0
[ 9.833356] random: load_elf_binary+0x32a/0xe32 get_random_u64 called with crng_init=0
[ 9.833419] random: randomize_page+0x4e/0x62 get_random_u64 called with crng_init=0
[ 9.840254] random: arch_pick_mmap_layout+0x9b/0xf8 get_random_u64 called with crng_init=0
[ 9.841701] random: load_elf_binary+0x32a/0xe32 get_random_u64 called with crng_init=0
To reproduce:
git clone https://github.com/01org/lkp-tests.git
cd lkp-tests
bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email
Thanks,
Kernel Test Robot
View attachment "config-4.12.0-rc5-mm1-00320-g7361ce75" of type "text/plain" (161184 bytes)
View attachment "job-script" of type "text/plain" (3874 bytes)
Download attachment "dmesg.xz" of type "application/octet-stream" (36112 bytes)
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