| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20210322133603.GB7522@xsang-OptiPlex-9020>
Date: Mon, 22 Mar 2021 21:36:03 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Mike Kravetz <mike.kravetz@...cle.com>
Cc: 0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
lkp@...ts.01.org, ltp@...ts.linux.it, linux-mm@...ck.org,
Michal Hocko <mhocko@...e.com>,
Shakeel Butt <shakeelb@...gle.com>,
Oscar Salvador <osalvador@...e.de>,
David Hildenbrand <david@...hat.com>,
Muchun Song <songmuchun@...edance.com>,
David Rientjes <rientjes@...gle.com>,
Miaohe Lin <linmiaohe@...wei.com>,
Peter Zijlstra <peterz@...radead.org>,
Matthew Wilcox <willy@...radead.org>,
HORIGUCHI NAOYA <naoya.horiguchi@....com>,
"Aneesh Kumar K . V" <aneesh.kumar@...ux.ibm.com>,
Waiman Long <longman@...hat.com>, Peter Xu <peterx@...hat.com>,
Mina Almasry <almasrymina@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Mike Kravetz <mike.kravetz@...cle.com>
Subject: [hugetlb] cd190f60f9:
BUG:sleeping_function_called_from_invalid_context_at_mm/hugetlb.c
Greeting,
FYI, we noticed the following commit (built with gcc-9):
commit: cd190f60f91cdd03f61aa8f52b2013ecfbb206be ("[RFC PATCH 6/8] hugetlb: make free_huge_page irq safe")
url: https://github.com/0day-ci/linux/commits/Mike-Kravetz/make-hugetlb-put_page-safe-for-all-calling-contexts/20210320-064419
base: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git a74e6a014c9d4d4161061f770c9b4f98372ac778
in testcase: ltp
version: ltp-x86_64-14c1f76-1_20210320
with following parameters:
disk: 1HDD
fs: btrfs
test: syscalls-03
ucode: 0xe2
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: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz with 32G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>
[ 101.462202] BUG: sleeping function called from invalid context at mm/hugetlb.c:2723
[ 101.464721]
[ 101.469409] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 4012, name: memfd_create03
[ 101.469411] CPU: 1 PID: 4012 Comm: memfd_create03 Tainted: G I 5.12.0-rc2-00302-gcd190f60f91c #1
[ 101.469413] Hardware name: Dell Inc. OptiPlex 7040/0Y7WYT, BIOS 1.1.1 10/07/2015
[ 101.477871] fcntl20 0 TINFO : Enter block 7
[ 101.478536] Call Trace:
[ 101.487043]
[ 101.497105] dump_stack (kbuild/src/consumer/lib/dump_stack.c:122)
[ 101.505403] fcntl20 0 TINFO : Test block 7: PASSED
[ 101.509261] ___might_sleep.cold (kbuild/src/consumer/kernel/sched/core.c:8331 kbuild/src/consumer/kernel/sched/core.c:8288)
[ 101.511708]
[ 101.513204] __nr_hugepages_store_common (kbuild/src/consumer/include/linux/sched.h:1893 kbuild/src/consumer/mm/hugetlb.c:2723 kbuild/src/consumer/mm/hugetlb.c:2813)
[ 101.517317] fcntl20 0 TINFO : Exit block 7
[ 101.521893] ? __do_proc_doulongvec_minmax (kbuild/src/consumer/kernel/sysctl.c:1181)
[ 101.525987]
[ 101.527473] hugetlb_sysctl_handler_common (kbuild/src/consumer/mm/hugetlb.c:3437)
[ 101.527475] ? alloc_huge_page (kbuild/src/consumer/mm/hugetlb.c:3445)
[ 101.532918] <<<execution_status>>>
[ 101.537131] proc_sys_call_handler (kbuild/src/consumer/fs/proc/proc_sysctl.c:591)
[ 101.542265]
[ 101.543750] new_sync_write (kbuild/src/consumer/fs/read_write.c:519 (discriminator 1))
[ 101.549244] initiation_status="ok"
[ 101.552890] vfs_write (kbuild/src/consumer/fs/read_write.c:605)
[ 101.552892] ksys_write (kbuild/src/consumer/fs/read_write.c:658)
[ 101.556286]
[ 101.560714] do_syscall_64 (kbuild/src/consumer/arch/x86/entry/common.c:46)
[ 101.560717] entry_SYSCALL_64_after_hwframe (kbuild/src/consumer/arch/x86/entry/entry_64.S:112)
[ 101.563498] duration=0 termination_type=exited termination_id=0 corefile=no
[ 101.566024] RIP: 0033:0x7f85fdfd5504
[ 101.566026] Code: 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b3 0f 1f 80 00 00 00 00 48 8d 05 f9 61 0d 00 8b 00 85 c0 75 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 c3 0f 1f 00 41 54 49 89 d4 55 48 89 f5 53
All code
========
0: 00 f7 add %dh,%bh
2: d8 64 89 02 fsubs 0x2(%rcx,%rcx,4)
6: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax
d: eb b3 jmp 0xffffffffffffffc2
f: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
16: 48 8d 05 f9 61 0d 00 lea 0xd61f9(%rip),%rax # 0xd6216
1d: 8b 00 mov (%rax),%eax
1f: 85 c0 test %eax,%eax
21: 75 13 jne 0x36
23: b8 01 00 00 00 mov $0x1,%eax
28: 0f 05 syscall
2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction
30: 77 54 ja 0x86
32: c3 retq
33: 0f 1f 00 nopl (%rax)
36: 41 54 push %r12
38: 49 89 d4 mov %rdx,%r12
3b: 55 push %rbp
3c: 48 89 f5 mov %rsi,%rbp
3f: 53 push %rbx
Code starting with the faulting instruction
===========================================
0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax
6: 77 54 ja 0x5c
8: c3 retq
9: 0f 1f 00 nopl (%rax)
c: 41 54 push %r12
e: 49 89 d4 mov %rdx,%r12
11: 55 push %rbp
12: 48 89 f5 mov %rsi,%rbp
15: 53 push %rbx
[ 101.569418]
[ 101.572809] RSP: 002b:00007ffcae478b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 101.572811] RAX: ffffffffffffffda RBX: 00007ffcae478b50 RCX: 00007f85fdfd5504
[ 101.576476] cutime=0 cstime=0
[ 101.577602] RDX: 0000000000000001 RSI: 00007ffcae478b50 RDI: 0000000000000004
[ 101.577603] RBP: 0000000000000004 R08: 0000000000000202 R09: 00007ffcae4788d7
[ 101.577604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 101.577605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 101.578709] LTP: starting copy_file_range01
[ 101.581170]
[ 101.581474] <<<test_end>>>
[ 101.587387] loop0: detected capacity change from 0 to 524288
[ 101.593161]
[ 101.593496] <<<test_start>>>
[ 101.678564]
[ 101.683480] tag=fcntl26 stime=1616295196
[ 101.683481]
[ 101.689244] cmdline="fcntl26"
[ 101.689245]
[ 101.693951] contacts=""
[ 101.693952]
[ 101.698181] analysis=exit
[ 101.698182]
[ 101.702676] <<<test_output>>>
[ 101.702678]
[ 101.708492] fcntl26 1 TPASS : fcntl(tfile_2939, F_SETLEASE, F_WRLCK)
[ 101.708494]
[ 101.711416] /dev/zero: Can't open blockdev
[ 101.715981] <<<execution_status>>>
[ 101.721025]
[ 101.726375] initiation_status="ok"
[ 101.726377]
[ 101.732715] duration=0 termination_type=exited termination_id=0 corefile=no
[ 101.732717]
[ 101.741509] cutime=0 cstime=0
[ 101.741511]
[ 101.746229] <<<test_end>>>
[ 101.746231]
[ 101.750790] <<<test_start>>>
[ 101.750792]
[ 101.755874] tag=fcntl28_64 stime=1616295196
[ 101.755875]
[ 101.761964] cmdline="fcntl28_64"
[ 101.761965]
[ 101.766947] contacts=""
[ 101.766948]
[ 101.771137] analysis=exit
[ 101.771138]
[ 101.775575] <<<test_output>>>
[ 101.775576]
[ 101.781346] fcntl28 1 TPASS : fcntl(fd, F_SETLEASE, F_RDLCK) succeeded
[ 101.781348]
[ 101.790401] <<<execution_status>>>
[ 101.790402]
[ 101.795772] initiation_status="ok"
[ 101.795773]
[ 101.801964] duration=0 termination_type=exited termination_id=0 corefile=no
[ 101.801965]
[ 101.810823] cutime=0 cstime=0
[ 101.810824]
[ 101.815561] <<<test_end>>>
[ 101.815562]
[ 101.820074] <<<test_start>>>
[ 101.820075]
[ 101.825040] tag=fcntl31 stime=1616295196
[ 101.825042]
[ 101.830861] cmdline="fcntl31"
[ 101.830863]
[ 101.835560] contacts=""
[ 101.835561]
[ 101.839799] analysis=exit
[ 101.839800]
[ 101.844243] <<<test_output>>>
[ 101.844244]
[ 101.849900] fcntl31 0 TINFO : default io events signal is SIGIO
[ 101.849902]
[ 101.859476] fcntl31 1 TPASS : fcntl test F_GETOWN, F_SETOWN for process ID success
[ 101.859478]
[ 101.870302] fcntl31 0 TINFO : default io events signal is SIGIO
[ 101.870303]
[ 101.880058] fcntl31 2 TPASS : fcntl test F_GETOWN, F_SETOWN for process group ID success
[ 101.880060]
[ 101.891388] fcntl31 0 TINFO : default io events signal is SIGIO
[ 101.891390]
[ 101.901069] fcntl31 3 TPASS : fcntl test F_GETOWN_EX, F_SETOWN_EX for thread ID success
[ 101.901070]
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 split-job --compatible job.yaml
bin/lkp run compatible-job.yaml
---
0DAY/LKP+ Test Infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation
Thanks,
Oliver Sang
View attachment "config-5.12.0-rc2-00302-gcd190f60f91c" of type "text/plain" (172899 bytes)
View attachment "job-script" of type "text/plain" (5767 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (67700 bytes)
View attachment "ltp" of type "text/plain" (171782 bytes)
View attachment "job.yaml" of type "text/plain" (4687 bytes)
View attachment "reproduce" of type "text/plain" (212 bytes)
Powered by blists - more mailing lists