linux-kernel - Re: linux-next: Tree for Jan 13 (UBSAN: invalid-load in ../mm/swap.c:996:11)

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Message-ID: <56c04e36-ff53-10c7-34dd-1c1385639de6@infradead.org>
Date:   Thu, 13 Jan 2022 12:12:52 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-mm <linux-mm@...ck.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: linux-next: Tree for Jan 13 (UBSAN: invalid-load in
 ../mm/swap.c:996:11)



On 1/12/22 20:22, Stephen Rothwell wrote:
> Hi all,
> 
> Please not add v5.18 related material to your linux-next included branches
> until after v5.17-rc1 has been released.
> 
> Changes since 20220112:
> 

on x86_64:

===============
[    1.561983] UBSAN: invalid-load in ../mm/swap.c:996:11
[    1.561986] load of value 221 is not a valid value for type '_Bool'
[    1.561988] CPU: 1 PID: 7 Comm: kworker/u16:0 Not tainted 5.16.0-next-20220113 #1
[    1.561992] Hardware name: TOSHIBA PORTEGE R835/Portable PC, BIOS Version 4.10   01/08/2013
[    1.561994] Workqueue: events_unbound async_run_entry_fn
[    1.562001] Call Trace:
[    1.562003]  <TASK>
[    1.562004]  dump_stack_lvl+0x38/0x49
[    1.562010]  dump_stack+0x10/0x12
[    1.562014]  ubsan_epilogue+0x9/0x45
[    1.562018]  __ubsan_handle_load_invalid_value+0x53/0x5c
[    1.562023]  __pagevec_release+0x24/0x47
[    1.562028]  pagevec_release+0xe/0x11
[    1.562031]  truncate_inode_pages_range+0x1d9/0x410
[    1.562036]  ? __filemap_fdatawait_range+0x77/0x108
[    1.562041]  ? __invalidate_bh_lrus+0x2b/0x2b
[    1.562045]  ? put_bh+0x5/0x5
[    1.562050]  truncate_inode_pages+0xd/0xf
[    1.562054]  kill_bdev.isra.0+0x21/0x25
[    1.562059]  blkdev_flush_mapping+0x3d/0xd3
[    1.562063]  ? filemap_fdatawait_range+0x17/0x19
[    1.562067]  blkdev_put_whole+0x16/0x36
[    1.562071]  blkdev_put+0x128/0x152
[    1.562075]  disk_scan_partitions+0x4c/0x64
[    1.562081]  device_add_disk+0x236/0x2d5
[    1.562085]  sd_probe+0x308/0x3c4
[    1.562088]  really_probe+0x17f/0x3c3
[    1.562092]  __driver_probe_device+0xcf/0x14d
[    1.562095]  driver_probe_device+0x1e/0x8f
[    1.562097]  __device_attach_driver+0xc7/0x104
[    1.562100]  ? driver_allows_async_probing+0x5d/0x5d
[    1.562103]  ? driver_allows_async_probing+0x5d/0x5d
[    1.562106]  bus_for_each_drv+0x8c/0xb3
[    1.562111]  __device_attach_async_helper+0x75/0xd4
[    1.562114]  async_run_entry_fn+0x58/0xe3
[    1.562118]  process_one_work+0x129/0x1cc
[    1.562121]  worker_thread+0x183/0x22a
[    1.562124]  kthread+0xe0/0xe8
[    1.562128]  ? rescuer_thread+0x24c/0x24c
[    1.562130]  ? kthread_complete_and_exit+0x1b/0x1b
[    1.562135]  ret_from_fork+0x22/0x30
[    1.562139]  </TASK>
[    1.562140] ================================================================================


Full boot log and kernel config file are attached.

-- 
~Randy
Download attachment "boot-22113-oftest.log.gz" of type "application/gzip" (38582 bytes)

Download attachment "config-next22113of.gz" of type "application/gzip" (31363 bytes)