Bug 2056383
Summary: | System freezes with callstack in dmesg: ret_from_fork | |||
---|---|---|---|---|
Product: | Red Hat Enterprise Linux 8 | Reporter: | Mark Assad <mark.assad> | |
Component: | kernel | Assignee: | Phil Auld <pauld> | |
kernel sub component: | Scheduler | QA Contact: | Waylon Cude <wcude> | |
Status: | CLOSED ERRATA | Docs Contact: | ||
Severity: | high | |||
Priority: | unspecified | CC: | aleksandar.ivanisevic, bhu, bstinson, chuhu, hmatsumo, jim, junichi.nomura, jwboyer, vbendel, wcude | |
Version: | 8.6 | Keywords: | Triaged, ZStream | |
Target Milestone: | rc | |||
Target Release: | --- | |||
Hardware: | x86_64 | |||
OS: | Linux | |||
Whiteboard: | ||||
Fixed In Version: | kernel-4.18.0-392.el8 | Doc Type: | If docs needed, set a value | |
Doc Text: | Story Points: | --- | ||
Clone Of: | ||||
: | 2096305 (view as bug list) | Environment: | ||
Last Closed: | 2022-11-08 10:21:54 UTC | Type: | Bug | |
Regression: | --- | Mount Type: | --- | |
Documentation: | --- | CRM: | ||
Verified Versions: | Category: | --- | ||
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | ||
Cloudforms Team: | --- | Target Upstream Version: | ||
Embargoed: | ||||
Bug Depends On: | 2037123 | |||
Bug Blocks: | 2090535, 2096305 |
Description
Mark Assad
2022-02-21 06:24:06 UTC
If I leave the box for longer, I start to see the following errors too: INFO: task kworker/64:2:125809 blocked for more than 120 seconds. Tainted: G W --------- - - 4.18.0-365.el8.x86_64 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/64:2 state:D stack: 0 pid:125809 ppid: 2 flags:0x80004080 Workqueue: cgroup_destroy css_free_rwork_fn Call Trace: __schedule+0x2d1/0x830 schedule+0x35/0xa0 schedule_timeout+0x274/0x300 ? load_balance+0x163/0xc20 ? recalibrate_cpu_khz+0x10/0x10 ? ktime_get+0x3e/0xa0 wait_for_completion+0x96/0x100 flush_workqueue+0x14d/0x440 ? __switch_to_asm+0x35/0x70 cgroup1_pidlist_destroy_all+0x7c/0xa0 css_free_rwork_fn+0xe3/0x3a0 process_one_work+0x1a7/0x360 ? create_worker+0x1a0/0x1a0 worker_thread+0x30/0x390 ? create_worker+0x1a0/0x1a0 kthread+0x10a/0x120 ? set_kthread_struct+0x40/0x40 ret_from_fork+0x35/0x40 *** Bug 2079179 has been marked as a duplicate of this bug. *** *** Bug 2061658 has been marked as a duplicate of this bug. *** *** Bug 2046454 has been marked as a duplicate of this bug. *** Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: kernel security, bug fix, and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2022:7683 |