[LU-13556] kernel update [RHEL7.8 3.10.0-1127.8.2.el7]

• Status: Resolved
• Project: Lustre
• Fix Version/s: Lustre 2.14.0, Lustre 2.12.5
• Type: Improvement
• Priority: Minor
• Reporter: Jian Yu
• Assignee: Jian Yu
• Resolution: Fixed

Description

An update for kernel is now available for Red Hat Enterprise Linux 7.8.

Security Fix(es):

• kernel: double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c (CVE-2017-18595)
• kernel: use-after-free in __blk_add_trace in kernel/trace/blktrace.c (CVE-2019-19768)
• Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711)

Bug Fix(es):

• Delay in RT task scheduled. Incorrect nr_scheduled value. (BZ#1796262)
• ixgbevf interface goes down on hypervisor and causes outage (BZ#1796799)
• kernel: UAF in cdev_put() when a PTP device is removed while its chardev is open (BZ#1798396)
• [HPEMC RHEL 7.7 RHEL 7.8 REGRESSION] kernel not populating numa_nod in /sys/devices... for PMEM (BZ#1801699)
• Unable to exclude files from auditing (BZ#1806430)
• DNAT'd packet is not unmangled upon reply on openshift node (BZ#1806447)
• top shows super high loads when tuned profile realtime-virtual-host is applied (BZ#1808030)
• [RHEL 7.9] mdraid devices do not autocorrect read errors on parity blocks (BZ#1810062)
• Observed a memory leak while using dm-multipath (BZ#1812937)
• RHEL7.8: megaraid_sas: MSIx allocation fails in resume path (BZ#1813249)
• Backport: Guest microcode version mismatch on secondary processors (BZ#1814003)
• dm-multipath high load backport incorrect (BZ#1814537)
• qla2xxx: Urgent driver fix needed. Initiator does not relogin to target after receiving an explicit logout (BZ#1815596)
• Potential deadlock in iscsi_if_rx func (BZ#1817497)
• High iSCSI read latency resolved by 'tcp: implement coalescing on backlog queue' (BZ#1817499)
• kdump: crashkernel=xM,low is likely to fail when x is big enough (BZ#1817502)
• [RHEL7.8][Azure]Commits to resolve high network latency (BZ#1817935)
• net_sched: remove a bogus warning in hfsc (BZ#1821262)
• NETDEV WATCHDOG: enp3s0 (r8169): transmit queue 0 timed out (BZ#1822548)
• BUG: unable to handle kernel NULL pointer dereference at fl_dump (BZ#1824548)
• [ Marvell 7.9] update qla2xxx driver with critical bug fixes (BZ#1827274)

https://access.redhat.com/errata/product/69/ver=/rhel---7/x86_64/RHSA-2020:2082

Issue Links

• is related to: LU-13347 kernel update RHEL 7.8
• is related to: LU-13633 kernel update [RHEL7.8 3.10.0-1127.10...

Comments

[Gerrit Updater]

Jian Yu ([e-mail]) uploaded a new patch: https://review.whamcloud.com/38634
Subject: LU-13556 kernel: kernel update RHEL7.8 [3.10.0-1127.8.2.el7]
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 00caa92eeba91ec67f062a74b5db0c741b0501e7

[Gerrit Updater]

Jian Yu ([e-mail]) uploaded a new patch: https://review.whamcloud.com/38635
Subject: LU-13556 kernel: kernel update RHEL7.8 [3.10.0-1127.8.2.el7]
Project: fs/lustre-release
Branch: b2_12
Current Patch Set: 1
Commit: dd23cd0d2c38dc3663234d7d9ffe09524b70cead

[Gerrit Updater]

Jian Yu ([e-mail]) uploaded a new patch: https://review.whamcloud.com/38636
Subject: LU-13556 kernel: kernel update RHEL7.8 [3.10.0-1127.8.2.el7]
Project: fs/lustre-release
Branch: b2_10
Current Patch Set: 1
Commit: 9b6ee2222b32b15a52f2b8a86f66d311569f4084

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/38635/
Subject: LU-13556 kernel: kernel update RHEL7.8 [3.10.0-1127.8.2.el7]
Project: fs/lustre-release
Branch: b2_12
Current Patch Set:
Commit: 44c300020bf643903022f8277a2152bb54aac47e

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/38634/
Subject: LU-13556 kernel: kernel update RHEL7.8 [3.10.0-1127.8.2.el7]
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 230bc6348a166cc160af4d6ee071f7ee5c394913

[Peter Jones]

Landed for 2.14