CVE-2024-47735

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Source
https://cve.org/CVERecord?id=CVE-2024-47735
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-47735.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2024-47735
Downstream
Related
Published
2024-10-21T12:14:05.876Z
Modified
2026-03-20T12:39:14.564821Z
Summary
RDMA/hns: Fix spin_unlock_irqrestore() called with IRQs enabled
Details

In the Linux kernel, the following vulnerability has been resolved:

RDMA/hns: Fix spinunlockirqrestore() called with IRQs enabled

Fix missuse of spinlockirq()/spinunlockirq() when spinlockirqsave()/spinlockirqrestore() was hold.

This was discovered through the lock debugging, and the corresponding log is as follows:

rawlocalirqrestore() called with IRQs enabled WARNING: CPU: 96 PID: 2074 at kernel/locking/irqflag-debug.c:10 warnbogusirqrestore+0x30/0x40 ... Call trace: warnbogusirqrestore+0x30/0x40 rawspinunlockirqrestore+0x84/0xc8 addqptolist+0x11c/0x148 [hnsrocehwv2] hnsrocecreateqpcommon.constprop.0+0x240/0x780 [hnsrocehwv2] hnsrocecreateqp+0x98/0x160 [hnsrocehwv2] createqp+0x138/0x258 ibcreateqpkernel+0x50/0xe8 createmadqp+0xa8/0x128 ibmadportopen+0x218/0x448 ibmadinitdevice+0x70/0x1f8 addclientcontext+0xfc/0x220 enabledeviceandget+0xd0/0x140 ibregisterdevice.part.0+0xf4/0x1c8 ibregisterdevice+0x34/0x50 hnsroceregisterdevice+0x174/0x3d0 [hnsrocehwv2] hnsroceinit+0xfc/0x2c0 [hnsrocehwv2] __hnsrocehwv2initinstance+0x7c/0x1d0 [hnsrocehwv2] hnsrocehwv2initinstance+0x9c/0x180 [hnsrocehwv2]

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/47xxx/CVE-2024-47735.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
9a4435375cd151e07c0c38fa601b00115986091b
Fixed
07f0f643d7e570dbe8ef6f5c3367a43e3086a335
Fixed
29c0f546d3fd66238b42cf25bcd5f193bb1cf794
Fixed
425589d4af09c49574bd71ac31f811362a5126c3
Fixed
094a1821903f33fb91de4b71087773ee16aeb3a0
Fixed
2656336a84fcb6802f6e6c233f4661891deea24f
Fixed
a1a3403bb1826c8ec787f0d60c3e7b54f419129e
Fixed
74d315b5af180220d561684d15897730135733a6

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-47735.json"