From: Maxime Bizon <mbizon@freebox.fr>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: Re: Fail to boot 5.15 on mpc8347 with either debug_pagealloc or nobats
Date: Sun, 12 Dec 2021 12:21:52 +0100 [thread overview]
Message-ID: <20211212112152.GA27070@sakura> (raw)
In-Reply-To: <56402c2e-fe02-e697-7856-80830ea56e66@csgroup.eu>
On Tuesday 07 Dec 2021 à 07:11:40 (+0100), Christophe Leroy wrote:
Hello Christophe,
With all your recent patches, I was able to boot a kernel with every
CONFIG_DEBUG enabled.
After modprobing an empty module (probe just return 0), I get this new
one:
[ 15.351649] BUG: spinlock recursion on CPU#0, kworker/0:2/217
[ 15.357540] lock: init_mm+0x3c/0x420, .magic: dead4ead, .owner: kworker/0:2/217, .owner_cpu: 0
[ 15.366563] CPU: 0 PID: 217 Comm: kworker/0:2 Not tainted 5.15.0+ #523
[ 15.373350] Workqueue: events do_free_init
[ 15.377615] Call Trace:
[ 15.380232] [e4105ac0] [800946a4] do_raw_spin_lock+0xf8/0x120 (unreliable)
[ 15.387340] [e4105ae0] [8001f4ec] change_page_attr+0x40/0x1d4
[ 15.393413] [e4105b10] [801424e0] __apply_to_page_range+0x164/0x310
[ 15.400009] [e4105b60] [80169620] free_pcp_prepare+0x1e4/0x4a0
[ 15.406045] [e4105ba0] [8016c5a0] free_unref_page+0x40/0x2b8
[ 15.411979] [e4105be0] [8018724c] kasan_depopulate_vmalloc_pte+0x6c/0x94
[ 15.418989] [e4105c00] [801424e0] __apply_to_page_range+0x164/0x310
[ 15.425451] [e4105c50] [80187834] kasan_release_vmalloc+0xbc/0x134
[ 15.431898] [e4105c70] [8015f7a8] __purge_vmap_area_lazy+0x4e4/0xdd8
[ 15.438560] [e4105d30] [80160d10] _vm_unmap_aliases.part.0+0x17c/0x24c
[ 15.445283] [e4105d60] [801642d0] __vunmap+0x2f0/0x5c8
[ 15.450684] [e4105db0] [800e32d0] do_free_init+0x68/0x94
[ 15.456181] [e4105dd0] [8005d094] process_one_work+0x4bc/0x7b8
[ 15.462283] [e4105e90] [8005d614] worker_thread+0x284/0x6e8
[ 15.468227] [e4105f00] [8006aaec] kthread+0x1f0/0x210
[ 15.473489] [e4105f40] [80017148] ret_from_kernel_thread+0x14/0x1c
--
Maxime
next prev parent reply other threads:[~2021-12-12 11:22 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <f23763d551e65d4a225ba13c7898f83853c2aeaf.camel@freebox.fr>
2021-12-03 12:49 ` Fail to boot 5.15 on mpc8347 with either debug_pagealloc or nobats Christophe Leroy
2021-12-03 18:43 ` Maxime Bizon
2021-12-04 10:01 ` Christophe Leroy
2021-12-04 14:10 ` Maxime Bizon
2021-12-04 17:42 ` Christophe Leroy
2021-12-05 16:42 ` Maxime Bizon
2021-12-05 18:11 ` Christophe Leroy
2021-12-05 21:44 ` Maxime Bizon
2021-12-06 7:03 ` Christophe Leroy
2021-12-06 8:47 ` Maxime Bizon
2021-12-06 9:07 ` Christophe Leroy
2021-12-06 10:32 ` Maxime Bizon
2021-12-06 14:22 ` Christophe Leroy
2021-12-06 15:48 ` Maxime Bizon
2021-12-07 5:50 ` Christophe Leroy
2021-12-07 6:11 ` Christophe Leroy
2021-12-12 11:21 ` Maxime Bizon [this message]
2021-12-07 5:54 ` Christophe Leroy
2021-12-07 9:04 ` Maxime Bizon
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