* WARN at crypto/testmgr.c:5774 (next)
@ 2022-06-30 18:10 Sachin Sant
2022-06-30 18:50 ` Ignat Korchagin
0 siblings, 1 reply; 3+ messages in thread
From: Sachin Sant @ 2022-06-30 18:10 UTC (permalink / raw)
To: linux-crypto, ignat; +Cc: linuxppc-dev, linux-next
Following warning is seen while booting recent -next kernel on IBM Power server.
[ 1.544420] ------------[ cut here ]------------
[ 1.544422] alg: self-tests for rsa-generic (rsa) failed (rc=-22)
[ 1.544429] WARNING: CPU: 18 PID: 512 at crypto/testmgr.c:5774 alg_test+0x42c/0x850
[ 1.544437] Modules linked in:
[ 1.544441] CPU: 18 PID: 512 Comm: cryptomgr_test Not tainted 5.19.0-rc4-next-20220627 #2
[ 1.544446] NIP: c0000000006fa76c LR: c0000000006fa768 CTR: c0000000008552e0
[ 1.544448] REGS: c000000008a27980 TRAP: 0700 Not tainted (5.19.0-rc4-next-20220627)
[ 1.544451] MSR: 8000000000029033 <SF,EE,ME,IR,DR,RI,LE> CR: 28008822 XER: 20040005
[ 1.544458] CFAR: c000000000154114 IRQMASK: 0
[ 1.544458] GPR00: c0000000006fa768 c000000008a27c20 c000000002a8ff00 0000000000000035
[ 1.544458] GPR04: 00000000ffff7fff c000000008a279e0 c000000008a279d8 0000000000000000
[ 1.544458] GPR08: 00000000ffff7fff 0000000000000000 c0000000025c6ff8 c000000002947160
[ 1.544458] GPR12: 0000000000008000 c0000009afff3f00 c00000000018c6f8 c0000000070c5180
[ 1.544458] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1.544458] GPR20: 0000000000000000 0000000000000000 0000000000000000 c000000000f1c230
[ 1.544458] GPR24: 0000000000000000 c00000000e679080 0000000000000400 ffffffffffffffff
[ 1.544458] GPR28: c00000000e679000 000000000000000d c000000002d814a8 ffffffffffffffea
[ 1.544491] NIP [c0000000006fa76c] alg_test+0x42c/0x850
[ 1.544495] LR [c0000000006fa768] alg_test+0x428/0x850
[ 1.544499] Call Trace:
[ 1.544500] [c000000008a27c20] [c0000000006fa768] alg_test+0x428/0x850 (unreliable)
[ 1.544505] [c000000008a27d90] [c0000000006f8df0] cryptomgr_test+0x40/0x70
[ 1.544510] [c000000008a27dc0] [c00000000018c814] kthread+0x124/0x130
[ 1.544514] [c000000008a27e10] [c00000000000cdf4] ret_from_kernel_thread+0x5c/0x64
[ 1.544518] Instruction dump:
[ 1.544520] 409e02e0 3d22002f 892915d1 2f890000 409e02d0 3c62fe77 7f25cb78 7f84e378
[ 1.544526] 7fe6fb78 3863ac78 4ba59949 60000000 <0fe00000> fa2100f8 fa410100 fa610108
[ 1.544532] ---[ end trace 0000000000000000 ]—
Git bisect points to the following patch.
# git bisect bad
f145d411a67efacc0731fc3f9c7b2d89fb62523a is the first bad commit
commit f145d411a67efacc0731fc3f9c7b2d89fb62523a
crypto: rsa - implement Chinese Remainder Theorem for faster private key operations
Reverting the patch helps avoid this boot time warning.
- Sachin
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: WARN at crypto/testmgr.c:5774 (next)
2022-06-30 18:10 WARN at crypto/testmgr.c:5774 (next) Sachin Sant
@ 2022-06-30 18:50 ` Ignat Korchagin
2022-07-01 11:46 ` Sachin Sant
0 siblings, 1 reply; 3+ messages in thread
From: Ignat Korchagin @ 2022-06-30 18:50 UTC (permalink / raw)
To: Sachin Sant; +Cc: linux-crypto, linuxppc-dev, linux-next
On Thu, Jun 30, 2022 at 7:11 PM Sachin Sant <sachinp@linux.ibm.com> wrote:
>
> Following warning is seen while booting recent -next kernel on IBM Power server.
>
> [ 1.544420] ------------[ cut here ]------------
> [ 1.544422] alg: self-tests for rsa-generic (rsa) failed (rc=-22)
> [ 1.544429] WARNING: CPU: 18 PID: 512 at crypto/testmgr.c:5774 alg_test+0x42c/0x850
> [ 1.544437] Modules linked in:
> [ 1.544441] CPU: 18 PID: 512 Comm: cryptomgr_test Not tainted 5.19.0-rc4-next-20220627 #2
> [ 1.544446] NIP: c0000000006fa76c LR: c0000000006fa768 CTR: c0000000008552e0
> [ 1.544448] REGS: c000000008a27980 TRAP: 0700 Not tainted (5.19.0-rc4-next-20220627)
> [ 1.544451] MSR: 8000000000029033 <SF,EE,ME,IR,DR,RI,LE> CR: 28008822 XER: 20040005
> [ 1.544458] CFAR: c000000000154114 IRQMASK: 0
> [ 1.544458] GPR00: c0000000006fa768 c000000008a27c20 c000000002a8ff00 0000000000000035
> [ 1.544458] GPR04: 00000000ffff7fff c000000008a279e0 c000000008a279d8 0000000000000000
> [ 1.544458] GPR08: 00000000ffff7fff 0000000000000000 c0000000025c6ff8 c000000002947160
> [ 1.544458] GPR12: 0000000000008000 c0000009afff3f00 c00000000018c6f8 c0000000070c5180
> [ 1.544458] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 1.544458] GPR20: 0000000000000000 0000000000000000 0000000000000000 c000000000f1c230
> [ 1.544458] GPR24: 0000000000000000 c00000000e679080 0000000000000400 ffffffffffffffff
> [ 1.544458] GPR28: c00000000e679000 000000000000000d c000000002d814a8 ffffffffffffffea
> [ 1.544491] NIP [c0000000006fa76c] alg_test+0x42c/0x850
> [ 1.544495] LR [c0000000006fa768] alg_test+0x428/0x850
> [ 1.544499] Call Trace:
> [ 1.544500] [c000000008a27c20] [c0000000006fa768] alg_test+0x428/0x850 (unreliable)
> [ 1.544505] [c000000008a27d90] [c0000000006f8df0] cryptomgr_test+0x40/0x70
> [ 1.544510] [c000000008a27dc0] [c00000000018c814] kthread+0x124/0x130
> [ 1.544514] [c000000008a27e10] [c00000000000cdf4] ret_from_kernel_thread+0x5c/0x64
> [ 1.544518] Instruction dump:
> [ 1.544520] 409e02e0 3d22002f 892915d1 2f890000 409e02d0 3c62fe77 7f25cb78 7f84e378
> [ 1.544526] 7fe6fb78 3863ac78 4ba59949 60000000 <0fe00000> fa2100f8 fa410100 fa610108
> [ 1.544532] ---[ end trace 0000000000000000 ]—
>
> Git bisect points to the following patch.
>
> # git bisect bad
> f145d411a67efacc0731fc3f9c7b2d89fb62523a is the first bad commit
> commit f145d411a67efacc0731fc3f9c7b2d89fb62523a
> crypto: rsa - implement Chinese Remainder Theorem for faster private key operations
>
> Reverting the patch helps avoid this boot time warning.
>
> - Sachin
Thanks for the report. I've already submitted a follow up patch:
https://patchwork.kernel.org/project/linux-crypto/patch/20220630140506.904-1-ignat@cloudflare.com/
Ignat
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: WARN at crypto/testmgr.c:5774 (next)
2022-06-30 18:50 ` Ignat Korchagin
@ 2022-07-01 11:46 ` Sachin Sant
0 siblings, 0 replies; 3+ messages in thread
From: Sachin Sant @ 2022-07-01 11:46 UTC (permalink / raw)
To: Ignat Korchagin; +Cc: linux-crypto, linuxppc-dev, linux-next
> Thanks for the report. I've already submitted a follow up patch:
> https://patchwork.kernel.org/project/linux-crypto/patch/20220630140506.904-1-ignat@cloudflare.com/
Thanks, the fix resolves the issue for me.
- Sachin
^ permalink raw reply [flat|nested] 3+ messages in thread
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