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Message-ID: <20180823024051.GC13343@shao2-debian>
Date: Thu, 23 Aug 2018 10:40:51 +0800
From: kernel test robot <rong.a.chen@...el.com>
To: Davidlohr Bueso <dave@...olabs.net>
Cc: Stephen Rothwell <sfr@...b.auug.org.au>,
Davidlohr Bueso <dbueso@...e.de>,
Manfred Spraul <manfred@...orfullife.com>,
Dmitry Vyukov <dvyukov@...gle.com>,
Herbert Xu <herbert@...dor.apana.org.au>,
Kees Cook <keescook@...omium.org>,
Michael Kerrisk <mtk.manpages@...il.com>,
Michal Hocko <mhocko@...e.com>,
Andrew Morton <akpm@...ux-foundation.org>,
LKML <linux-kernel@...r.kernel.org>, lkp@...org,
ltp@...ts.linux.it
Subject: [lkp-robot] [ipc] 296ba26b66:
BUG:sleeping_function_called_from_invalid_context_at_mm/memory.c
FYI, we noticed the following commit (built with gcc-7):
commit: 296ba26b6681b6e07ed419b3004647167cb17f61 ("ipc: drop ipc_lock()")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
in testcase: ltp
with following parameters:
disk: 1HDD
fs: ext4
test: syscalls_part4
test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
test-url: http://linux-test-project.github.io/
on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 8G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+----------------+------------+------------+
| | fc76430e57 | 296ba26b66 |
+----------------+------------+------------+
| boot_successes | 8 | 4 |
+----------------+------------+------------+
user :notice: [ 37.876701] INFO: creating /lkp/benchmarks/ltp/output directory
user :notice: [ 37.885597] INFO: creating /lkp/benchmarks/ltp/results directory
user :notice: [ 37.894309] Checking for required user/group ids
user :notice: [ 37.903519] 'nobody' user id and group found.
user :notice: [ 37.910551] 'bin' user id and group found.
user :notice: [ 37.917365] 'daemon' user id and group found.
user :notice: [ 37.924247] Users group found.
user :notice: [ 37.929733] Sys group found.
user :notice: [ 37.935347] Required users/groups exist.
user :notice: [ 37.942497] If some fields are empty or look unusual you may have an old version.
user :notice: [ 37.953263] Compare to the current minimal requirements in Documentation/Changes.
user :notice: [ 37.965391] /etc/os-release
user :notice: [ 37.971089] PRETTY_NAME="Debian GNU/Linux 9 (stretch)"
user :notice: [ 37.978838] NAME="Debian GNU/Linux"
user :notice: [ 37.984791] VERSION_ID="9"
user :notice: [ 37.990106] VERSION="9 (stretch)"
user :notice: [ 37.995828] ID=debian
kern :info : [ 37.999988] EXT4-fs (loop0): mounting ext3 file system using the ext4 subsystem
user :notice: [ 38.000882] HOME_URL="https://www.debian.org/"
user :notice: [ 38.015643] SUPPORT_URL="https://www.debian.org/support"
user :notice: [ 38.023965] BUG_REPORT_URL="https://bugs.debian.org/"
kern :info : [ 38.031316] EXT4-fs (loop0): mounted filesystem with ordered data mode. Opts: (null)
user :notice: [ 38.041866] uname:
user :notice: [ 38.047747] Linux lkp-skl-d01 4.18.0-08438-g296ba26 #1 SMP Wed Aug 22 13:56:11 CST 2018 x86_64 GNU/Linux
user :notice: [ 38.061880] /proc/cmdline
kern :info : [ 38.465310] EXT4-fs (loop0): mounted filesystem with ordered data mode. Opts: (null)
kern :notice: [ 38.780202] XFS (loop0): Mounting V5 Filesystem
kern :info : [ 38.786455] XFS (loop0): Ending clean mount
kern :notice: [ 38.857426] XFS (loop0): Unmounting Filesystem
kern :info : [ 39.082927] BTRFS: device fsid ccee36db-77b8-45a2-9c38-b786618a9508 devid 1 transid 5 /dev/loop0
kern :info : [ 39.093273] BTRFS info (device loop0): disk space caching is enabled
kern :info : [ 39.100593] BTRFS info (device loop0): has skinny extents
kern :info : [ 39.106892] BTRFS info (device loop0): flagging fs with big metadata feature
kern :info : [ 39.115680] BTRFS info (device loop0): creating UUID tree
user :warn : [ 39.323484] LTP: starting setxattr02
user :warn : [ 39.328764] LTP: starting setxattr03
user :warn : [ 39.333486] LTP: starting shmat01
kern :info : [ 39.338684] shmat01[2578]: segfault at 7f37d4811000 ip 000055e7f76018f2 sp 00007ffe6dfaf780 error 6 in shmat01[55e7f75fd000+18000]
kern :info : [ 39.351001] Code: 8d 3d f6 c2 00 00 31 d2 be 93 00 00 00 4d 8b 44 c6 10 31 c0 e8 5f 07 00 00 e9 72 fe ff ff 48 6b db 18 41 83 7c 1e 0c 0b 74 0e <c7> 45 00 0a 00 00 00 31 ff e8 80 fa ff ff 48 89 e6 bf 04 00 00 00
user :warn : [ 39.371404] LTP: starting shmat02
user :warn : [ 39.376519] LTP: starting cve-2017-5669
user :warn : [ 39.381748] LTP: starting shmctl01
user :warn : [ 40.467992] LTP: starting shmctl02
user :warn : [ 40.472844] LTP: starting shmctl03
user :warn : [ 40.477834] LTP: starting shmctl04
user :warn : [ 40.482464] LTP: starting shmctl05
kern :warn : [ 40.487041] mmap: shmctl05 (2598) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst.
kern :err : [ 40.536890] BUG: sleeping function called from invalid context at mm/memory.c:1449
kern :err : [ 40.546449] in_atomic(): 1, irqs_disabled(): 0, pid: 2598, name: shmctl05
kern :warn : [ 40.553820] CPU: 3 PID: 2598 Comm: shmctl05 Not tainted 4.18.0-08438-g296ba26 #1
kern :warn : [ 40.561801] Hardware name: Dell Inc. OptiPlex 7040/0Y7WYT, BIOS 1.2.8 01/26/2016
kern :warn : [ 40.569781] Call Trace:
kern :warn : [ 40.572808] dump_stack+0x5c/0x7b
kern :warn : [ 40.576765] ___might_sleep+0xf1/0x110
kern :warn : [ 40.581099] unmap_page_range+0x284/0xa60
kern :warn : [ 40.585684] ? unlink_file_vma+0x3b/0x50
kern :warn : [ 40.590164] unmap_vmas+0x4c/0xa0
kern :warn : [ 40.594027] unmap_region+0xae/0x110
kern :warn : [ 40.598171] ? _cond_resched+0x19/0x30
kern :warn : [ 40.602472] mmap_region+0x4a1/0x660
kern :warn : [ 40.606638] do_mmap+0x3dd/0x5a0
kern :warn : [ 40.610431] __x64_sys_remap_file_pages+0x239/0x300
kern :warn : [ 40.615871] do_syscall_64+0x5b/0x180
kern :warn : [ 40.620146] entry_SYSCALL_64_after_hwframe+0x44/0xa9
kern :warn : [ 40.625774] RIP: 0033:0x7f28c1bf1229
kern :warn : [ 40.629923] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3f 4c 2b 00 f7 d8 64 89 01 48
kern :warn : [ 40.649948] RSP: 002b:00007ffd1aadbd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8
kern :warn : [ 40.658150] RAX: ffffffffffffffda RBX: 00007f28c24e8698 RCX: 00007f28c1bf1229
kern :warn : [ 40.665920] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 00007f28c24ef000
kern :warn : [ 40.673708] RBP: 00007f28c24ef000 R08: 0000000000000000 R09: 0000000000000007
kern :warn : [ 40.681517] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
kern :warn : [ 40.689309] R13: 0000000000000007 R14: 000055f8daf67210 R15: 0000000000000001
kern :err : [ 40.697083] BUG: scheduling while atomic: shmctl05/2598/0x7fffffff
kern :warn : [ 40.704419] Modules linked in: fuse vfat fat btrfs xor zstd_decompress zstd_compress xxhash raid6_pq xfs loop dm_mod sr_mod cdrom sd_mod sg snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_intel kvm snd_hda_codec irqbypass snd_hda_core crct10dif_pclmul snd_hwdep i915 crc32_pclmul crc32c_intel ghash_clmulni_intel snd_pcm pcbc aesni_intel snd_timer drm_kms_helper ahci syscopyarea sysfillrect crypto_simd wmi_bmof sysimgblt snd cryptd libahci dcdbas fb_sys_fops pcspkr serio_raw soundcore glue_helper libata intel_pch_thermal drm wmi video acpi_pad pcc_cpufreq ip_tables
kern :warn : [ 40.765830] CPU: 3 PID: 2598 Comm: shmctl05 Tainted: G W 4.18.0-08438-g296ba26 #1
kern :warn : [ 40.775353] Hardware name: Dell Inc. OptiPlex 7040/0Y7WYT, BIOS 1.2.8 01/26/2016
kern :warn : [ 40.783478] Call Trace:
kern :warn : [ 40.786653] dump_stack+0x5c/0x7b
kern :warn : [ 40.790761] __schedule_bug+0x55/0x70
kern :warn : [ 40.795132] __schedule+0x65e/0x870
kern :warn : [ 40.799375] schedule+0x33/0x90
kern :warn : [ 40.803285] exit_to_usermode_loop+0x57/0xe0
kern :warn : [ 40.808269] do_syscall_64+0x16c/0x180
kern :warn : [ 40.812809] entry_SYSCALL_64_after_hwframe+0x44/0xa9
kern :warn : [ 40.818574] RIP: 0033:0x7f28c1bf1229
kern :warn : [ 40.822857] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3f 4c 2b 00 f7 d8 64 89 01 48
kern :warn : [ 40.843146] RSP: 002b:00007ffd1aadbd88 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8
kern :warn : [ 40.851482] RAX: ffffffffffffffea RBX: 00007f28c24e8698 RCX: 00007f28c1bf1229
kern :warn : [ 40.859378] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 00007f28c24ef000
kern :warn : [ 40.867294] RBP: 00007f28c24ef000 R08: 0000000000000000 R09: 0000000000000007
kern :warn : [ 40.875224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
kern :warn : [ 40.883181] R13: 0000000000000007 R14: 000055f8daf67210 R15: 0000000000000001
kern :warn : [ 40.905913] WARNING: CPU: 3 PID: 2598 at lib/usercopy.c:26 _copy_to_user+0x60/0x70
kern :warn : [ 40.915672] Modules linked in: fuse vfat fat btrfs xor zstd_decompress zstd_compress xxhash raid6_pq xfs loop dm_mod sr_mod cdrom sd_mod sg snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_intel kvm snd_hda_codec irqbypass snd_hda_core crct10dif_pclmul snd_hwdep i915 crc32_pclmul crc32c_intel ghash_clmulni_intel snd_pcm pcbc aesni_intel snd_timer drm_kms_helper ahci syscopyarea sysfillrect crypto_simd wmi_bmof sysimgblt snd cryptd libahci dcdbas fb_sys_fops pcspkr serio_raw soundcore glue_helper libata intel_pch_thermal drm wmi video acpi_pad pcc_cpufreq ip_tables
kern :warn : [ 40.977669] CPU: 3 PID: 2598 Comm: shmctl05 Tainted: G W 4.18.0-08438-g296ba26 #1
kern :warn : [ 40.987299] Hardware name: Dell Inc. OptiPlex 7040/0Y7WYT, BIOS 1.2.8 01/26/2016
kern :warn : [ 40.995580] RIP: 0010:_copy_to_user+0x60/0x70
kern :warn : [ 41.000877] Code: 01 00 48 01 ea 48 8b 80 98 22 00 00 72 14 48 39 c2 77 0f 48 89 ef 4c 89 e6 89 da e8 9a 0e 56 00 89 c3 48 89 d8 5b 5d 41 5c c3 <0f> 0b eb c8 90 90 90 90 90 90 90 90 90 90 90 90 8b 07 ba 00 00 00
kern :warn : [ 41.021452] RSP: 0018:ffffc900018dfed0 EFLAGS: 00010206
kern :warn : [ 41.027554] RAX: 000000007ffffffe RBX: 0000000000000010 RCX: 0000000000000000
kern :warn : [ 41.035574] RDX: 00000000fffc01bb RSI: 0000000000000019 RDI: ffffffff8230ef18
kern :warn : [ 41.043610] RBP: 00007ffd1aadbd70 R08: 002ebecfd2fa2a00 R09: 0000000000000000
kern :warn : [ 41.051614] R10: 0000000000000000 R11: 0000000000000000 R12: ffffc900018dfef0
kern :warn : [ 41.059614] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
kern :warn : [ 41.067619] FS: 00007f28c24e8700(0000) GS:ffff880259cc0000(0000) knlGS:0000000000000000
kern :warn : [ 41.076673] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kern :warn : [ 41.083284] CR2: 000055f8db171d70 CR3: 00000001c1b12002 CR4: 00000000003606e0
kern :warn : [ 41.091303] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kern :warn : [ 41.099348] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kern :warn : [ 41.107433] Call Trace:
kern :warn : [ 41.110876] put_timespec64+0x3c/0x70
kern :warn : [ 41.115453] __x64_sys_clock_gettime+0x85/0xb0
kern :warn : [ 41.120783] do_syscall_64+0x5b/0x180
kern :warn : [ 41.125333] entry_SYSCALL_64_after_hwframe+0x44/0xa9
kern :warn : [ 41.131324] RIP: 0033:0x7f28c1bf1229
kern :warn : [ 41.135803] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3f 4c 2b 00 f7 d8 64 89 01 48
kern :warn : [ 41.156543] RSP: 002b:00007ffd1aadbd58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4
kern :warn : [ 41.165068] RAX: ffffffffffffffda RBX: 0000000000001388 RCX: 00007f28c1bf1229
kern :warn : [ 41.173158] RDX: ffffffffffffff98 RSI: 00007ffd1aadbd70 RDI: 0000000000000001
kern :warn : [ 41.181197] RBP: 00007f28c24ef000 R08: 0000000000000007 R09: 00007f28c24ef000
kern :warn : [ 41.189264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
kern :warn : [ 41.197310] R13: 0000000000000007 R14: 000055f8daf67210 R15: 0000000000000001
kern :warn : [ 41.205365] ---[ end trace f327f239b0bdaef6 ]---
To reproduce:
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml
Thanks,
lkp
View attachment "config-4.18.0-08438-g296ba26" of type "text/plain" (167286 bytes)
View attachment "job-script" of type "text/plain" (5016 bytes)
Download attachment "kmsg.xz" of type "application/x-xz" (64140 bytes)
View attachment "ltp" of type "text/plain" (203325 bytes)
View attachment "job.yaml" of type "text/plain" (4318 bytes)
View attachment "reproduce" of type "text/plain" (239 bytes)
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