From: Jiri Slaby <jirislaby@kernel.org>
To: Oleg Nesterov <oleg@redhat.com>,
christian@brauner.io, "Eric W. Biederman" <ebiederm@xmission.com>,
Linux kernel mailing list <linux-kernel@vger.kernel.org>
Subject: Re: 5.8-rc*: kernel BUG at kernel/signal.c:1917
Date: Fri, 17 Jul 2020 13:04:38 +0200 [thread overview]
Message-ID: <5a8c4c38-7aeb-981a-8d3b-a7a5c8ca5564@kernel.org> (raw)
In-Reply-To: <6b253b55-586d-0bc4-9f58-c45c631abc60@kernel.org>
On 17. 07. 20, 12:45, Jiri Slaby wrote:
> Hi,
>
> the strace testsuite triggers this on 5.8-rc4 and -rc5 both on x86_64
> and i586:
make check needs -jsomething, running is sequentially (-j1) doesn't
trigger it. After the error, I cannot run anything. Like ps to find out
what test caused the crash...
5.7 was fine.
>> kernel BUG at kernel/signal.c:1917!
>> invalid opcode: 0000 [#1] SMP NOPTI
>> CPU: 7 PID: 18367 Comm: filter-unavaila Not tainted 5.8.0-rc4-3.g2cd7849-default #1 openSUSE Tumbleweed (unreleased)
>> Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.12.0-59-gc9ba527-rebuilt.opensuse.org 04/01/2014
>> RIP: 0010:do_notify_parent+0x239/0x270
>> Code: d1 e8 41 89 c5 41 83 e5 01 48 8b 95 28 05 00 00 45 31 c0 4c 89 f6 44 89 e7 b9 01 00 00 00 e8 ce f2 ff ff e9 5b ff ff ff 0f 0b <0f> 0b 48 39 bf 50 05 00 00 75 17 48 8b 97 c0 05 00 00 48 8d 87 c0
>> RSP: 0018:ffffa05400f93d00 EFLAGS: 00010002
>> RAX: 0000000000000008 RBX: ffff9024ebb6dd00 RCX: 00000000000102f9
>> RDX: 0000000000000000 RSI: 0000000000000011 RDI: ffff9024ebb6dd00
>> RBP: ffff9024ebb6dd00 R08: 0000000000000000 R09: 000000000000000d
>> R10: 00007f7813000000 R11: ffffc2690721ae80 R12: 0000000000000000
>> R13: 0000000000000000 R14: 0000000000000009 R15: 0000000000000000
>> FS: 00007f7812ffc700(0000) GS:ffff902537dc0000(0000) knlGS:0000000000000000
>> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> CR2: 00007f9c246a4a10 CR3: 00000001eba7c000 CR4: 00000000000406e0
>> Call Trace:
>> exit_notify+0x1c0/0x1f0
>> do_exit+0x234/0x430
>> do_group_exit+0x33/0xa0
>> get_signal+0x171/0x640
>> do_signal+0x2a/0x1c0
>> exit_to_usermode_loop+0x89/0x110
>> __prepare_exit_to_usermode+0x92/0xd0
>> do_syscall_64+0x59/0xd0
>> entry_SYSCALL_64_after_hwframe+0x44/0xa9
>> RIP: 0033:0x7f78149db992
>> Code: Bad RIP value.
>> RSP: 002b:00007f7812ffbed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000022
>> RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007f78149db992
>> RDX: 0000000000000001 RSI: 0000558a4e07e033 RDI: 0000000000000000
>> RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f7812ffc700
>> R10: 00007f7812ffc9d0 R11: 0000000000000293 R12: 0000000000000000
>> R13: 00007ffe4853b4bf R14: 00007ffe4853b4c0 R15: 00007f7812ffc700
>> Modules linked in: ata_generic ata_piix qemu_fw_cfg e1000 nls_iso8859_1 nls_cp437 vfat fat virtio_blk virtio_mmio xfs btrfs blake2b_generic xor raid6_pq libcrc32c crc32c_intel reiserfs squashfs fuse dm_snapshot dm_bufio dm_crypt dm_mod binfmt_misc loop sg virtio_rng
>> ---[ end trace 364c3385f192fee3 ]---
>
> Any ideas?
>
> thanks,
>
--
js
next prev parent reply other threads:[~2020-07-17 11:04 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-17 10:45 Jiri Slaby
2020-07-17 11:04 ` Jiri Slaby [this message]
2020-07-17 11:12 ` Christian Brauner
2020-07-18 13:05 ` Jiri Slaby
2020-07-17 12:26 ` Oleg Nesterov
2020-07-17 12:40 ` Oleg Nesterov
2020-07-18 12:28 ` Jiri Slaby
2020-07-18 17:14 ` Oleg Nesterov
2020-07-18 17:44 ` Christian Brauner
2020-07-20 5:44 ` Jiri Slaby
2020-07-20 6:43 ` Oleg Nesterov
2020-07-20 8:26 ` Oleg Nesterov
2020-07-20 8:41 ` Peter Zijlstra
2020-07-20 10:59 ` peterz
2020-07-20 11:26 ` peterz
2020-07-20 11:40 ` Jiri Slaby
2020-07-20 12:20 ` Valentin Schneider
2020-07-20 13:17 ` peterz
2020-07-20 14:26 ` Valentin Schneider
2020-07-20 12:57 ` Christian Brauner
2020-07-20 14:05 ` peterz
2020-07-20 14:02 ` Oleg Nesterov
2020-07-20 14:21 ` Peter Zijlstra
2020-07-20 14:39 ` Oleg Nesterov
2020-07-20 15:35 ` Oleg Nesterov
2020-07-20 15:38 ` Peter Zijlstra
2020-07-21 4:52 ` Paul Gortmaker
2020-07-21 8:37 ` peterz
2020-07-21 12:13 ` [PATCH] sched: Fix race against ptrace_freeze_trace() peterz
2020-07-21 14:29 ` Christian Brauner
2020-07-21 15:38 ` Oleg Nesterov
2020-07-21 9:14 ` 5.8-rc*: kernel BUG at kernel/signal.c:1917 Valentin Schneider
[not found] ` <20200719072726.5892-1-hdanton@sina.com>
2020-07-19 18:23 ` Oleg Nesterov
2020-07-20 6:00 ` Jiri Slaby
2020-07-20 6:56 ` Oleg Nesterov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5a8c4c38-7aeb-981a-8d3b-a7a5c8ca5564@kernel.org \
--to=jirislaby@kernel.org \
--cc=christian@brauner.io \
--cc=ebiederm@xmission.com \
--cc=linux-kernel@vger.kernel.org \
--cc=oleg@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®