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Date: Mon, 16 May 2022 12:21:04 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Linux-Next Mailing List <linux-next@...r.kernel.org>,
open list <linux-kernel@...r.kernel.org>,
lkft-triage@...ts.linaro.org
Cc: Yang Shi <shy828301@...il.com>, Vlastimil Babka <vbabka@...e.cz>,
"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
Miaohe Lin <linmiaohe@...wei.com>,
Song Liu <songliubraving@...com>,
Rik van Riel <riel@...riel.com>,
Matthew Wilcox <willy@...radead.org>, Zi Yan <ziy@...dia.com>,
"Theodore Ts'o" <tytso@....edu>, Song Liu <song@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Arnd Bergmann <arnd@...db.de>,
"Liam R. Howlett" <Liam.Howlett@...cle.com>,
David Howells <dhowells@...hat.com>,
SeongJae Park <sj@...nel.org>, Will Deacon <will@...nel.org>,
Davidlohr Bueso <dave@...olabs.net>
Subject: [next ] kernel BUG at mm/mmap.c:3235! - invalid opcode: 0000 [#1]
PREEMPT SMP NOPTI
While running LTP mm tests on x86_64 the following kernel BUG was noticed
on Linux next-20220513 [1].
mmapstress01 1 TPASS : Test passed
mmapstress02 1 TPASS : Test passed
mmapstress03 0 TINFO : uname.machine=x86_64 kernel is 64bit
mmapstress03 1 TPASS : Test passed
[ 666.897222] ------------[ cut here ]------------
[ 666.897260] kernel BUG at mm/mmap.c:3235!
[ 666.897285] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
[ 666.899420] CPU: 3 PID: 25230 Comm: mmapstress03 Not tainted
5.18.0-rc6-next-20220513 #1
[ 666.900552] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),
BIOS 1.12.0-1 04/01/2014
[ 666.901868] RIP: 0010:exit_mmap+0x32c/0x3a0
[ 666.902542] Code: 87 78 03 00 00 00 00 00 02 0f 84 41 fe ff ff 4c
89 ff e8 37 bb fa ff f0 41 80 8f 7a 03 00 00 20 e9 2b fe ff ff e8 74
e5 e1 00 <0f> 0b 65 8b 05 b3 ab 63 55 89 c0 48 0f a3 05 39 4b f0 01 0f
83 36
[ 666.905542] RSP: 0018:ffff991342abbd10 EFLAGS: 00010202
[ 666.906334] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff93ea0353540c
[ 666.907464] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffff991342abbd18
[ 666.908589] RBP: ffff991342abbe08 R08: 00007ffe337a6fff R09: 0000000000000009
[ 666.909745] R10: ffffffffffffff00 R11: ffff991342abbd40 R12: 0000000000000058
[ 666.910810] R13: ffff991342abbd18 R14: 0000000000000012 R15: ffff93ea07f8d800
[ 666.911940] FS: 00007fad8494b580(0000) GS:ffff93ea3bd80000(0000)
knlGS:0000000000000000
[ 666.913153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 666.914147] CR2: 0000000000bba268 CR3: 0000000075610000 CR4: 00000000003506e0
[ 666.915119] Call Trace:
[ 666.915473] <TASK>
[ 666.915805] __mmput+0x47/0x100
[ 666.916280] mmput+0x20/0x30
[ 666.916677] exit_mm+0xe7/0x150
[ 666.917116] do_exit+0x1c5/0xa40
[ 666.917566] ? __audit_syscall_entry+0x109/0x130
[ 666.918220] do_group_exit+0x54/0xb0
[ 666.918708] __do_sys_exit_group+0xf/0x10
[ 666.919249] __se_sys_exit_group+0xe/0x10
[ 666.919790] __x64_sys_exit_group+0x12/0x20
[ 666.920356] do_syscall_64+0x35/0x60
[ 666.920876] entry_SYSCALL_64_after_hwframe+0x46/0xb0
[ 666.921561] RIP: 0033:0x7fad842c1846
[ 666.922095] Code: Unable to access opcode bytes at RIP 0x7fad842c181c.
[ 666.922959] RSP: 002b:00007ffe336ad8b8 EFLAGS: 00000246 ORIG_RAX:
00000000000000e7
[ 666.923954] RAX: ffffffffffffffda RBX: 00007fad845a9740 RCX: 00007fad842c1846
[ 666.924895] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[ 666.925846] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80
[ 666.926779] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fad845a9740
[ 666.927711] R13: 0000000000000001 R14: 00007fad845b2628 R15: 0000000000000000
[ 666.928671] </TASK>
[ 666.928976] Modules linked in:
[ 666.929491] ---[ end trace 0000000000000000 ]---
[ 666.929502] RIP: 0010:exit_mmap+0x32c/0x3a0
[ 666.929508] Code: 87 78 03 00 00 00 00 00 02 0f 84 41 fe ff ff 4c
89 ff e8 37 bb fa ff f0 41 80 8f 7a 03 00 00 20 e9 2b fe ff ff e8 74
e5 e1 00 <0f> 0b 65 8b 05 b3 ab 63 55 89 c0 48 0f a3 05 39 4b f0 01 0f
83 36
[ 666.929511] RSP: 0018:ffff991342abbd10 EFLAGS: 00010202
[ 666.929513] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff93ea0353540c
[ 666.929516] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: ffff991342abbd18
[ 666.929518] RBP: ffff991342abbe08 R08: 00007ffe337a6fff R09: 0000000000000009
[ 666.929520] R10: ffffffffffffff00 R11: ffff991342abbd40 R12: 0000000000000058
[ 666.929522] R13: ffff991342abbd18 R14: 0000000000000012 R15: ffff93ea07f8d800
[ 666.929527] FS: 00007fad8494b580(0000) GS:ffff93ea3bd80000(0000)
knlGS:0000000000000000
[ 666.929531] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 666.929535] CR2: 0000000000bba268 CR3: 0000000075610000 CR4: 00000000003506e0
[ 666.929540] Fixing recursive fault but reboot is needed!
[ 666.929544] BUG: using smp_processor_id() in preemptible [00000000]
code: mmapstress03/25230
[ 666.929562] caller is debug_smp_processor_id+0x17/0x20
[ 666.929575] CPU: 3 PID: 25230 Comm: mmapstress03 Tainted: G D
5.18.0-rc6-next-20220513 #1
[ 666.929580] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),
BIOS 1.12.0-1 04/01/2014
[ 666.929582] Call Trace:
[ 666.929584] <TASK>
[ 666.929586] dump_stack_lvl+0x6c/0x9a
[ 666.929590] dump_stack+0x10/0x12
[ 666.929594] check_preemption_disabled+0x10f/0x120
[ 666.929606] debug_smp_processor_id+0x17/0x20
[ 666.929609] __schedule+0x36/0x600
[ 666.929618] ? trace_preempt_on+0x31/0x40
[ 666.929634] do_task_dead+0x41/0x50
[ 666.929661] make_task_dead+0xd3/0xe0
[ 666.929664] rewind_stack_and_make_dead+0x17/0x18
[ 666.929702] RIP: 0033:0x7fad842c1846
[ 666.929705] Code: Unable to access opcode bytes at RIP 0x7fad842c181c.
[ 666.929706] RSP: 002b:00007ffe336ad8b8 EFLAGS: 00000246 ORIG_RAX:
00000000000000e7
[ 666.929709] RAX: ffffffffffffffda RBX: 00007fad845a9740 RCX: 00007fad842c1846
[ 666.929710] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[ 666.929711] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80
[ 666.929712] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fad845a9740
[ 666.929714] R13: 0000000000000001 R14: 00007fad845b2628 R15: 0000000000000000
[ 666.929717] </TASK>
[ 666.929718] BUG: scheduling while atomic: mmapstress03/25230/0x00000000
[ 666.929721] Modules linked in:
[ 666.929722] Preemption disabled at:
[ 666.929728] [<ffffffffaa82a574>] do_task_dead+0x24/0x50
[ 666.929733] CPU: 3 PID: 25230 Comm: mmapstress03 Tainted: G D
5.18.0-rc6-next-20220513 #1
[ 666.929736] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),
BIOS 1.12.0-1 04/01/2014
[ 666.929738] Call Trace:
[ 666.929739] <TASK>
[ 666.929739] dump_stack_lvl+0x6c/0x9a
[ 666.929743] ? do_task_dead+0x24/0x50
[ 666.929747] dump_stack+0x10/0x12
[ 666.929750] __schedule_bug+0xd2/0x100
[ 666.929753] __schedule+0x471/0x600
[ 666.929756] ? trace_preempt_on+0x31/0x40
[ 666.929759] do_task_dead+0x41/0x50
[ 666.929763] make_task_dead+0xd3/0xe0
[ 666.929766] rewind_stack_and_make_dead+0x17/0x18
[ 666.929768] RIP: 0033:0x7fad842c1846
[ 666.929771] Code: Unable to access opcode bytes at RIP 0x7fad842c181c.
[ 666.929772] RSP: 002b:00007ffe336ad8b8 EFLAGS: 00000246 ORIG_RAX:
00000000000000e7
[ 666.929774] RAX: ffffffffffffffda RBX: 00007fad845a9740 RCX: 00007fad842c1846
[ 666.929775] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[ 666.929777] RBP: 0000000000000000 R08: 00000000000000e7 R09: ffffffffffffff80
[ 666.929778] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fad845a9740
[ 666.929779] R13: 0000000000000001 R14: 00007fad845b2628 R15:
0000000000000000Running with 50*40 (== 2000) tasks.
Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
metadata:
git_ref: master
git_repo: ''
git_sha: 1e1b28b936aed946122b4e0991e7144fdbbfd77e
git_describe: next-20220513
kernel_version: 5.18.0-rc6
kernel-config: https://builds.tuxbuild.com/296PqKcUcCQSykZbASUqmdlP33g/config
build-url: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/pipelines/538244935
artifact-location: https://builds.tuxbuild.com/296PqKcUcCQSykZbASUqmdlP33g
toolchain: clang-12
--
Linaro LKFT
https://lkft.linaro.org
[1] https://lkft.validation.linaro.org/scheduler/job/5021584#L2916
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