netdev - Fwd: mm/page_alloc.c:4453 with cfg80211_wiphy

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Message-ID: <51e53417-cfad-542c-54ee-0fb9e26c4a38@gmail.com>
Date: Sun, 16 Jul 2023 18:10:44 +0700
From: Bagas Sanjaya <bagasdotme@...il.com>
To: Rudi Heitbaum <rudi@...tbaum.com>,
 Johannes Berg <johannes@...solutions.net>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
 Michael Ellerman <mpe@...erman.id.au>,
 Andrew Morton <akpm@...ux-foundation.org>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
 Linux Regressions <regressions@...ts.linux.dev>,
 Linux Memory Management List <linux-mm@...ck.org>,
 Linux Networking <netdev@...r.kernel.org>,
 Linux Wireless <linux-wireless@...r.kernel.org>
Subject: Fwd: mm/page_alloc.c:4453 with cfg80211_wiphy_work [cfg80211]

Hi,

I notice a regression report on Bugzilla [1]. Quoting from it:

> Linux version 6.5.0-rc1+ - up to 831fe284d8275987596b7d640518dddba5735f61
> 
> [    7.312665] ------------[ cut here ]------------
> [    7.312671] WARNING: CPU: 8 PID: 659 at mm/page_alloc.c:4453 __alloc_pages+0x329/0x340
> [    7.312683] Modules linked in: exfat ntfs3 bnep btusb btrtl btbcm btintel btmtk bluetooth ecdh_generic ecc iwlmvm mac80211 libarc4 snd_hda_codec_hdmi iwlwifi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio cfg80211 snd_hda_intel snd_hda_codec snd_hwdep intel_rapl_msr x86_pkg_temp_thermal intel_powerclamp snd_hda_core tpm_tis intel_rapl_common snd_intel_dspcfg tpm_tis_core idma64 rfkill tpm_crb tpm rng_core pkcs8_key_parser fuse dmi_sysfs
> [    7.312725] CPU: 8 PID: 659 Comm: kworker/8:2 Not tainted 6.5.0-rc1 #1
> [    7.312729] Hardware name: Intel(R) Client Systems NUC12WSKi7/NUC12WSBi7, BIOS WSADL357.0087.2023.0306.1931 03/06/2023
> [    7.312731] Workqueue: events cfg80211_wiphy_work [cfg80211]
> [    7.312785] RIP: 0010:__alloc_pages+0x329/0x340
> [    7.312791] Code: a8 44 89 e6 89 df c6 45 c8 00 4c 89 6d b0 41 89 de e8 0b ef ff ff 49 89 c7 e9 90 fe ff ff 80 e3 3f eb c0 c6 05 69 49 f7 09 01 <0f> 0b eb 98 e8 1e ec 6d 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f
> [    7.312794] RSP: 0018:ffffad8e80defbf8 EFLAGS: 00010246
> [    7.312798] RAX: 0000000000000000 RBX: 0000000000040dc0 RCX: 0000000000000000
> [    7.312800] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000040dc0
> [    7.312802] RBP: ffffad8e80defc50 R08: 0000000000000005 R09: 0000000000000018
> [    7.312804] R10: ffff938899d4a800 R11: ffff938891a9c800 R12: 0000000000000034
> [    7.312806] R13: 0000000000000000 R14: ffffffffc02b150d R15: fffffffffffffc90
> [    7.312808] FS:  0000000000000000(0000) GS:ffff938fb6600000(0000) knlGS:0000000000000000
> [    7.312811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [    7.312813] CR2: 00007f540c94b710 CR3: 000000059502c000 CR4: 0000000000f50ea0
> [    7.312815] PKRU: 55555554
> [    7.312817] Call Trace:
> [    7.312819]  <TASK>
> [    7.312822]  ? show_regs+0x69/0x80
> [    7.312827]  ? __warn+0x89/0x140
> [    7.312833]  ? __alloc_pages+0x329/0x340
> [    7.312837]  ? report_bug+0x15d/0x180
> [    7.312843]  ? handle_bug+0x42/0x80
> [    7.312848]  ? exc_invalid_op+0x1c/0x70
> [    7.312852]  ? asm_exc_invalid_op+0x1f/0x30
> [    7.312857]  ? cfg80211_scan_6ghz+0x12d/0xcb0 [cfg80211]
> [    7.312911]  ? __alloc_pages+0x329/0x340
> [    7.312916]  ? cfg80211_scan_6ghz+0x12d/0xcb0 [cfg80211]
> [    7.312968]  __kmalloc_large_node+0x7e/0x170
> [    7.312973]  __kmalloc+0xb9/0x120
> [    7.312976]  cfg80211_scan_6ghz+0x12d/0xcb0 [cfg80211]
> [    7.313028]  ? sched_clock_noinstr+0xd/0x20
> [    7.313034]  ? sched_clock_cpu+0x14/0x190
> [    7.313040]  ? raw_spin_rq_lock_nested+0x12/0x20
> [    7.313046]  ___cfg80211_scan_done+0x1e0/0x250 [cfg80211]
> [    7.313099]  __cfg80211_scan_done+0x23/0x30 [cfg80211]
> [    7.313153]  cfg80211_wiphy_work+0xae/0xd0 [cfg80211]
> [    7.313201]  process_one_work+0x1f1/0x3e0
> [    7.313204]  worker_thread+0x51/0x3f0
> [    7.313207]  ? _raw_spin_unlock_irqrestore+0x26/0x30
> [    7.313212]  ? __pfx_worker_thread+0x10/0x10
> [    7.313217]  kthread+0xdb/0x110
> [    7.313222]  ? __pfx_kthread+0x10/0x10
> [    7.313226]  ret_from_fork+0x3e/0x60
> [    7.313229]  ? __pfx_kthread+0x10/0x10
> [    7.313233]  ret_from_fork_asm+0x1b/0x30
> [    7.313237]  </TASK>
> [    7.313239] ---[ end trace 0000000000000000 ]---

See Bugzilla for the full thread.

Anyway, I'm adding it to regzbot to make sure it doesn't fall through
cracks unnoticed:

#regzbot introduced: v6.5-rc1..831fe284d82759 https://bugzilla.kernel.org/show_bug.cgi?id=217675

Thanks.

[1]: https://bugzilla.kernel.org/show_bug.cgi?id=217675

-- 
An old man doll... just what I always wanted! - Clara