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SubjectRe: [PATCH 5.17 000/772] 5.17.14-rc1 review
From
Date
On 6/7/22 9:53 AM, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 5.17.14 release.
> There are 772 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 Thu, 09 Jun 2022 16:48:02 +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-5.17.14-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-5.17.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h
>
Regression on RISC-V RV64 (HiFive Unmatched).

An Oops occurs when an NFS file system is mounted.

[   98.244615] FS-Cache: Loaded
[   99.311566] NFS: Registering the id_resolver key type
[   99.311621] Key type id_resolver registered
[   99.311626] Key type id_legacy registered
[   99.469053] Unable to handle kernel access to user memory without
uaccess routines at virtual address 0000000000000000
[   99.479039] Oops [#1]
[   99.481246] Modules linked in: rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs
lockd grace fscache netfs nvme_fabrics sunrpc binfmt_misc nls_iso8859_1
da9063_onkey lm90 at24 uio_pdrv_genirq uio sch_fq_codel dm_multipath
scsi_dh_rdac scsi_dh_emc scsi_dh_alua ipmi_devintf ipmi_msghandler drm
backlight ip_tables x_tables autofs4 btrfs blake2b_generic zstd_compress
raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor
async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear rtc_da9063
da9063_regulator mscc macsec nvme macb xhci_pci nvme_core
xhci_pci_renesas i2c_ocores phylink
[   99.532427] CPU: 2 PID: 889 Comm: mount.nfs Not tainted 5.17.13 #1
[   99.538572] Hardware name: SiFive HiFive Unmatched A00 (DT)
[   99.544133] epc : nfs_fattr_init+0x1e/0x48 [nfs]
[   99.549059]  ra : _nfs41_proc_get_locations+0xb4/0x128 [nfsv4]
[   99.555877] epc : ffffffff02332e76 ra : ffffffff023c076c sp :
ffffffc894793960
[   99.563084]  gp : ffffffff81a2ed00 tp : ffffffd896180000 t0 :
ffffffd887720000
[   99.570294]  t1 : ffffffff81a9c110 t2 : ffffffff81003c04 s0 :
ffffffc894793970
[   99.577503]  s1 : ffffffd887700000 a0 : 0000000000000000 a1 :
ffffffd883de3d80
[   99.584721]  a2 : ffffffd887700000 a3 : ffffffc704608a00 a4 :
ffffffff0236aa28
[   99.591924]  a5 : ffffffff02410cf8 a6 : ffffffff0240fc00 a7 :
0000000000000006
[   99.599134]  s2 : ffffffd885df6000 s3 : ffffffc8947939c8 s4 :
ffffffc894793998
[   99.606343]  s5 : ffffffd881a9f000 s6 : ffffffc704608a00 s7 :
ffffffff021c7db8
[   99.613552]  s8 : ffffffff0240fd50 s9 : 0000000000000cc0 s10:
0000003fd7d2e260
[   99.620762]  s11: 0000000000016700 t3 : 0000000000000020 t4 :
0000000000000001
[   99.627971]  t5 : ffffffdbffdde088 t6 : ffffffdbffdde0a8
[   99.633266] status: 0000000200000120 badaddr: 0000000000000000 cause:
000000000000000f
[   99.641236] ---[ end trace 0000000000000000 ]---

Manually bisected to this commit:

NFSv4: Fix free of uninitialized nfs4_label on referral lookup.

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?h=linux-5.17.y&id=9a4a2efee41c4aca43988c43e16d44656f3c2132

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