Sender: Salvatore Bonaccorso <salvatore.bonaccorso@gmail.com>
Date:   Tue, 14 Feb 2023 21:30:47 +0100
From:   Salvatore Bonaccorso <carnil@debian.org>
To:     Guenter Roeck <linux@roeck-us.net>, gregkh@linuxfoundation.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, patches@lists.linux.dev,
        linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        akpm@linux-foundation.org, shuah@kernel.org, patches@kernelci.org,
        lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com,
        f.fainelli@gmail.com, sudipm.mukherjee@gmail.com,
        srw@sladewatkins.net, rwarsow@gmx.de
Subject: Re: [PATCH 5.10 000/139] 5.10.168-rc1 review
Message-ID: <Y+vvd+lHl3nd2PRu@eldamar.lan>
References: <20230213144745.696901179@linuxfoundation.org>
 <Y+vk638j8tpx9peU@eldamar.lan>
 <7352502a-37a0-6813-7c06-dce1cea1bfd7@roeck-us.net>
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In-Reply-To: <7352502a-37a0-6813-7c06-dce1cea1bfd7@roeck-us.net>
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Hi Guenter,

On Tue, Feb 14, 2023 at 11:57:04AM -0800, Guenter Roeck wrote:
> On 2/14/23 11:45, Salvatore Bonaccorso wrote:
> > Hi Greg,
> > 
> > On Mon, Feb 13, 2023 at 03:49:05PM +0100, Greg Kroah-Hartman wrote:
> > > This is the start of the stable review cycle for the 5.10.168 release.
> > > There are 139 patches in this series, all will be posted as a response
> > > to this one.  If anyone has any issues with these being applied, please
> > > let me know.
> > > 
> > > Responses should be made by Wed, 15 Feb 2023 14:46:51 +0000.
> > > Anything received after that time might be too late.
> > > 
> > > The whole patch series can be found in one patch at:
> > > 	https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.10.168-rc1.gz
> > > or in the git tree and branch at:
> > > 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y
> > > and the diffstat can be found below.
> > 
> > Not pinpointed the exact cause, but booting 5.10.168-rc1 here on a
> > x86_64 system:
> > 
> > [    0.853375] rtc_cmos 00:03: RTC can wake from S4
> > [    0.854150] rtc_cmos 00:03: registered as rtc0
> > [    0.854694] rtc_cmos 00:03: setting system clock to 2023-02-14T19:44:16 UTC (1676403856)
> > [    0.855555] list_add double add: new=ffff90df87f15810, prev=ffff90df87f15810, next=ffff90df80145420.
> > [    0.856513] ------------[ cut here ]------------
> > [    0.857023] kernel BUG at lib/list_debug.c:33!
> > [    0.857519] invalid opcode: 0000 [#1] SMP NOPTI
> > [    0.858024] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.10.168-rc1+ #1
> > [    0.858713] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
> > [    0.859562] RIP: 0010:__list_add_valid.cold+0x23/0x5b
> > [    0.860112] Code: 01 00 e9 5c c9 bb ff 48 c7 c7 e8 35 52 ac e8 94 10 ff ff 0f 0b 48 89 f2 4c 89 c1 48 89 fe 48 c7 c7 e8 36 52 ac e8 7d 10 ff ff <0f> 0b 48 89 d1 4c 89 c6 4c 89 ca 48 c7 c7 90 36 52 ac e8 66 10 ff
> > [    0.860502] RSP: 0018:ffffa8db40013a78 EFLAGS: 00010246
> > [    0.860502] RAX: 0000000000000058 RBX: ffff90dfefaf4c00 RCX: ffffffffac8b3648
> > [    0.860502] RDX: 0000000000000000 RSI: 00000000ffffefff RDI: 0000000000000246
> > [    0.860502] RBP: ffff90df87f15808 R08: 0000000000000000 R09: ffffa8db400138a0
> > [    0.860502] R10: ffffa8db40013898 R11: ffffffffac8cb688 R12: ffff90df80145420
> > [    0.860502] R13: ffff90df87f15810 R14: ffff90df87f15810 R15: 0000000000000000
> > [    0.860502] FS:  0000000000000000(0000) GS:ffff90dffbc00000(0000) knlGS:0000000000000000
> > [    0.860502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > [    0.860502] CR2: 0000000000000000 CR3: 000000016ee0a000 CR4: 0000000000350ef0
> > [    0.860502] Call Trace:
> > [    0.860502]  kobject_add_internal+0x7e/0x2d0
> > [    0.860502]  ? rpm_idle+0x1d/0x310
> > [    0.860502]  kobject_add+0x7e/0xb0
> > [    0.860502]  ? _cond_resched+0x16/0x50
> > [    0.860502]  device_add+0x118/0x840
> > [    0.860502]  nvmem_register+0x547/0x720
> > [    0.860502]  ? nvmem_unregister+0x40/0x40
> > [    0.860502]  devm_nvmem_register+0x3b/0x80
> > [    0.860502]  rtc_nvmem_register+0x33/0xe0
> > [    0.860502]  cmos_do_probe+0x3cc/0x5d0
> > [    0.860502]  ? cmos_validate_alarm+0x1c0/0x1c0
> > [    0.860502]  ? rtc_handler+0xd0/0xd0
> > [    0.860502]  ? cmos_do_probe+0x5d0/0x5d0
> > [    0.860502]  pnp_device_probe+0xb3/0x150
> > [    0.860502]  really_probe+0x222/0x480
> > [    0.860502]  driver_probe_device+0xe5/0x150
> > [    0.860502]  device_driver_attach+0xa9/0xb0
> > [    0.860502]  __driver_attach+0xa7/0x150
> > [    0.860502]  ? device_driver_attach+0xb0/0xb0
> > [    0.860502]  bus_for_each_dev+0x78/0xc0
> > [    0.860502]  bus_add_driver+0x13a/0x200
> > [    0.860502]  driver_register+0x8b/0xe0
> > [    0.860502]  ? rtc_dev_init+0x34/0x34
> > [    0.860502]  cmos_init+0x13/0x74
> > [    0.860502]  do_one_initcall+0x44/0x1d0
> > [    0.860502]  kernel_init_freeable+0x21e/0x280
> > [    0.860502]  ? rest_init+0xb4/0xb4
> > [    0.860502]  kernel_init+0xa/0x10c
> > [    0.860502]  ret_from_fork+0x22/0x30
> > [    0.860502] Modules linked in:
> > [    0.881782] ---[ end trace 15ab58632cc3d5c4 ]---
> > [    0.882291] RIP: 0010:__list_add_valid.cold+0x23/0x5b
> > [    0.882839] Code: 01 00 e9 5c c9 bb ff 48 c7 c7 e8 35 52 ac e8 94 10 ff ff 0f 0b 48 89 f2 4c 89 c1 48 89 fe 48 c7 c7 e8 36 52 ac e8 7d 10 ff ff <0f> 0b 48 89 d1 4c 89 c6 4c 89 ca 48 c7 c7 90 36 52 ac e8 66 10 ff
> > [    0.884708] RSP: 0018:ffffa8db40013a78 EFLAGS: 00010246
> > [    0.885274] RAX: 0000000000000058 RBX: ffff90dfefaf4c00 RCX: ffffffffac8b3648
> > [    0.886021] RDX: 0000000000000000 RSI: 00000000ffffefff RDI: 0000000000000246
> > [    0.886767] RBP: ffff90df87f15808 R08: 0000000000000000 R09: ffffa8db400138a0
> > [    0.887518] R10: ffffa8db40013898 R11: ffffffffac8cb688 R12: ffff90df80145420
> > [    0.888266] R13: ffff90df87f15810 R14: ffff90df87f15810 R15: 0000000000000000
> > [    0.889454] FS:  0000000000000000(0000) GS:ffff90dffbc00000(0000) knlGS:0000000000000000
> > [    0.890295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > [    0.890916] CR2: 0000000000000000 CR3: 000000016ee0a000 CR4: 0000000000350ef0
> > [    0.891670] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
> > [    0.892493] Kernel Offset: 0x2a400000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
> > [    0.893451] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]---
> > 
> 
> This is caused by the bad nvmem patch in -rc1. -rc2 has the fix.

Confirmed; -rc3 boots fine.

For 5.10.168-rc3:

Tested-by: Salvatore Bonaccorso <carnil@debian.org>

Regards,
Salvatore