| 2022-03-30 12:38:08 |
Heinrich Schuchardt |
bug |
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added bug |
| 2022-03-30 12:38:08 |
Heinrich Schuchardt |
attachment added |
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kern.log https://bugs.launchpad.net/bugs/1967130/+attachment/5574771/+files/kern.log |
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| 2022-03-30 12:43:19 |
Heinrich Schuchardt |
tags |
jammy riscv64 |
apport-collected jammy riscv64 |
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| 2022-03-30 12:43:20 |
Heinrich Schuchardt |
description |
When running the riscv64 live installer (https://cdimage.ubuntu.com/ubuntu-server/daily-live/20220330/jammy-live-server-riscv64.iso) on the SiFive Unmatched board we reproducibly see rcu_sched stalls related to accessing the UEFI runtime:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451647] rcu: INFO: rcu_sched detected stalls on CPUs/tasks:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451673] rcu: 3-...0: (3 GPs behind) idle=d03/1/0x4000000000000000 softirq=85648/85648 fqs=7326
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451698] (detected by 0, t=15002 jiffies, g=155853, q=1286)
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451712] Task dump for CPU 3:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451720] task:kworker/u8:1 state:R running task stack: 0 pid: 3715 ppid: 2 flags:0x00000008
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451750] Workqueue: efi_rts_wq efi_call_rts
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451777] Call Trace:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451782] [<ffffffff809be1b6>] __schedule+0x226/0x644
uname -a:
Linux ubuntu-server 5.15.0-1004-generic #4-Ubuntu SMP Wed Feb 9 18:17:33 UTC 2022 riscv64 riscv64 riscv64 GNU/Linux |
When running the riscv64 live installer (https://cdimage.ubuntu.com/ubuntu-server/daily-live/20220330/jammy-live-server-riscv64.iso) on the SiFive Unmatched board we reproducibly see rcu_sched stalls related to accessing the UEFI runtime:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451647] rcu: INFO: rcu_sched detected stalls on CPUs/tasks:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451673] rcu: 3-...0: (3 GPs behind) idle=d03/1/0x4000000000000000 softirq=85648/85648 fqs=7326
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451698] (detected by 0, t=15002 jiffies, g=155853, q=1286)
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451712] Task dump for CPU 3:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451720] task:kworker/u8:1 state:R running task stack: 0 pid: 3715 ppid: 2 flags:0x00000008
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451750] Workqueue: efi_rts_wq efi_call_rts
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451777] Call Trace:
Mar 30 11:50:47 ubuntu-server kernel: [ 1313.451782] [<ffffffff809be1b6>] __schedule+0x226/0x644
uname -a:
Linux ubuntu-server 5.15.0-1004-generic #4-Ubuntu SMP Wed Feb 9 18:17:33 UTC 2022 riscv64 riscv64 riscv64 GNU/Linux
---
ProblemType: Bug
Architecture: riscv64
DistroRelease: Ubuntu 22.04
Package: linux-image-generic 5.15.0.1004.4
PackageArchitecture: riscv64
ProcEnviron:
TERM=vt220
PATH=(custom, no user)
LANG=C.UTF-8
Uname: Linux 5.15.0-1004-generic riscv64
UserGroups: N/A
_MarkForUpload: True |
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| 2022-03-30 12:43:21 |
Heinrich Schuchardt |
attachment added |
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Dependencies.txt https://bugs.launchpad.net/bugs/1967130/+attachment/5574772/+files/Dependencies.txt |
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| 2022-03-30 12:45:59 |
Heinrich Schuchardt |
attachment added |
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dmesg https://bugs.launchpad.net/ubuntu/+source/linux-riscv/+bug/1967130/+attachment/5574773/+files/dmesg |
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| 2022-04-07 11:34:06 |
Dimitri John Ledkov |
linux-riscv (Ubuntu): milestone |
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ubuntu-22.04 |
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| 2022-04-07 11:34:09 |
Dimitri John Ledkov |
linux-riscv (Ubuntu): status |
New |
Triaged |
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| 2022-04-12 15:14:41 |
Dimitri John Ledkov |
linux-riscv (Ubuntu): status |
Triaged |
Fix Committed |
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| 2022-04-12 15:14:49 |
Dimitri John Ledkov |
linux-riscv (Ubuntu): assignee |
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Dimitri John Ledkov (xnox) |
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| 2022-04-14 17:11:42 |
Launchpad Janitor |
linux-riscv (Ubuntu): status |
Fix Committed |
Fix Released |
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| 2022-12-07 15:37:18 |
Ubuntu Kernel Bot |
tags |
apport-collected jammy riscv64 |
apport-collected jammy kernel-spammed-jammy-linux-hwe-5.19 riscv64 verification-needed-jammy |
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| 2023-10-24 16:46:16 |
Ubuntu Kernel Bot |
tags |
apport-collected jammy kernel-spammed-jammy-linux-hwe-5.19 riscv64 verification-needed-jammy |
apport-collected jammy kernel-spammed-jammy-linux-azure-6.5-v2 kernel-spammed-jammy-linux-hwe-5.19 riscv64 verification-needed-jammy verification-needed-jammy-linux-azure-6.5 |
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| 2023-10-24 18:21:20 |
Ubuntu Kernel Bot |
tags |
apport-collected jammy kernel-spammed-jammy-linux-azure-6.5-v2 kernel-spammed-jammy-linux-hwe-5.19 riscv64 verification-needed-jammy verification-needed-jammy-linux-azure-6.5 |
apport-collected jammy kernel-spammed-jammy-linux-aws-6.5-v2 kernel-spammed-jammy-linux-azure-6.5-v2 kernel-spammed-jammy-linux-hwe-5.19 riscv64 verification-needed-jammy verification-needed-jammy-linux-aws-6.5 verification-needed-jammy-linux-azure-6.5 |
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| 2023-11-01 22:53:01 |
Opvolger |
bug |
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added subscriber Opvolger |
| 2024-05-14 19:46:44 |
Ubuntu Kernel Bot |
tags |
apport-collected jammy kernel-spammed-jammy-linux-aws-6.5-v2 kernel-spammed-jammy-linux-azure-6.5-v2 kernel-spammed-jammy-linux-hwe-5.19 riscv64 verification-needed-jammy verification-needed-jammy-linux-aws-6.5 verification-needed-jammy-linux-azure-6.5 |
apport-collected jammy kernel-spammed-jammy-linux-aws-6.5-v2 kernel-spammed-jammy-linux-azure-6.5-v2 kernel-spammed-jammy-linux-hwe-5.19 kernel-spammed-jammy-linux-nvidia-6.8-v2 riscv64 verification-needed-jammy verification-needed-jammy-linux-aws-6.5 verification-needed-jammy-linux-azure-6.5 verification-needed-jammy-linux-nvidia-6.8 |
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