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bnxt_en: Fix lockdep warning during rmmod

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix lockdep warning during rmmod The commit under the Fixes tag added a netdev_assert_locked() in bnxt_free_ntp_fltrs(). The lock should be held during normal run-time but the assert will be triggered (see below) during bnxt_remove_one() which should not need the lock. The netdev is already unregistered by then. Fix it by calling netdev_assert_locked_or_invisible() which will not assert if the netdev is unregistered. WARNING: CPU: 5 PID: 2241 at ./include/net/netdev_lock.h:17 bnxt_free_ntp_fltrs+0xf8/0x100 [bnxt_en] Modules linked in: rpcrdma rdma_cm iw_cm ib_cm configfs ib_core bnxt_en(-) bridge stp llc x86_pkg_temp_thermal xfs tg3 [last unloaded: bnxt_re] CPU: 5 UID: 0 PID: 2241 Comm: rmmod Tainted: G S W 6.16.0 #2 PREEMPT(voluntary) Tainted: [S]=CPU_OUT_OF_SPEC, [W]=WARN Hardware name: Dell Inc. PowerEdge R730/072T6D, BIOS 2.4.3 01/17/2017 RIP: 0010:bnxt_free_ntp_fltrs+0xf8/0x100 [bnxt_en] Code: 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 48 8b 47 60 be ff ff ff ff 48 8d b8 28 0c 00 00 e8 d0 cf 41 c3 85 c0 0f 85 2e ff ff ff <0f> 0b e9 27 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffa92082387da0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff9e5b593d8000 RCX: 0000000000000001 RDX: 0000000000000001 RSI: ffffffff83dc9a70 RDI: ffffffff83e1a1cf RBP: ffff9e5b593d8c80 R08: 0000000000000000 R09: ffffffff8373a2b3 R10: 000000008100009f R11: 0000000000000001 R12: 0000000000000001 R13: ffff

Products
Kernel
Affected versions
Not specified
Fixed versions
6.16.4
CVEs
CVE-2025-39769
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 13:28 UTC · Revision 1

Source evidence

bnxt_en: Fix lockdep warning during rmmod

core-osv · Original source

Published 11 Sept 2025, 16:56 UTC

In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix lockdep warning during rmmod The commit under the Fixes tag added a netdev_assert_locked() in bnxt_free_ntp_fltrs(). The lock should be held during normal run-time but the assert will be triggered (see below) during bnxt_remove_one() which should not need the lock. The netdev is already unregistered by then. Fix it by calling netdev_assert_locked_or_invisible() which will not assert if the netdev is unregistered. WARNING: CPU: 5 PID: 2241 at ./include/net/netdev_lock.h:17 bnxt_free_ntp_fltrs+0xf8/0x100 [bnxt_en] Modules linked in: rpcrdma rdma_cm iw_cm ib_cm configfs ib_core bnxt_en(-) bridge stp llc x86_pkg_temp_thermal xfs tg3 [last unloaded: bnxt_re] CPU: 5 UID: 0 PID: 2241 Comm: rmmod Tainted: G S W 6.16.0 #2 PREEMPT(voluntary) Tainted: [S]=CPU_OUT_OF_SPEC, [W]=WARN Hardware name: Dell Inc. PowerEdge R730/072T6D, BIOS 2.4.3 01/17/2017 RIP: 0010:bnxt_free_ntp_fltrs+0xf8/0x100 [bnxt_en] Code: 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 48 8b 47 60 be ff ff ff ff 48 8d b8 28 0c 00 00 e8 d0 cf 41 c3 85 c0 0f 85 2e ff ff ff <0f> 0b e9 27 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffa92082387da0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff9e5b593d8000 RCX: 0000000000000001 RDX: 0000000000000001 RSI: ffffffff83dc9a70 RDI: ffffffff83e1a1cf RBP: ffff9e5b593d8c80 R08: 0000000000000000 R09: ffffffff8373a2b3 R10: 000000008100009f R11: 0000000000000001 R12: 0000000000000001 R13: ffff

osv:CVE-2025-39769

Kernel

Fixed versions: 6.16.4

Complete source record
{
  "id": "a2cf4f44c757741c9c006fe6feec370f336d5d77ad32eb60a97eba4802cc82a9",
  "url": "https://osv.dev/vulnerability/CVE-2025-39769",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "bnxt_en: Fix lockdep warning during rmmod",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix lockdep warning during rmmod The commit under the Fixes tag added a netdev_assert_locked() in bnxt_free_ntp_fltrs(). The lock should be held during normal run-time but the assert will be triggered (see below) during bnxt_remove_one() which should not need the lock. The netdev is already unregistered by then. Fix it by calling netdev_assert_locked_or_invisible() which will not assert if the netdev is unregistered. WARNING: CPU: 5 PID: 2241 at ./include/net/netdev_lock.h:17 bnxt_free_ntp_fltrs+0xf8/0x100 [bnxt_en] Modules linked in: rpcrdma rdma_cm iw_cm ib_cm configfs ib_core bnxt_en(-) bridge stp llc x86_pkg_temp_thermal xfs tg3 [last unloaded: bnxt_re] CPU: 5 UID: 0 PID: 2241 Comm: rmmod Tainted: G S W 6.16.0 #2 PREEMPT(voluntary) Tainted: [S]=CPU_OUT_OF_SPEC, [W]=WARN Hardware name: Dell Inc. PowerEdge R730/072T6D, BIOS 2.4.3 01/17/2017 RIP: 0010:bnxt_free_ntp_fltrs+0xf8/0x100 [bnxt_en] Code: 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 48 8b 47 60 be ff ff ff ff 48 8d b8 28 0c 00 00 e8 d0 cf 41 c3 85 c0 0f 85 2e ff ff ff <0f> 0b e9 27 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffa92082387da0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff9e5b593d8000 RCX: 0000000000000001 RDX: 0000000000000001 RSI: ffffffff83dc9a70 RDI: ffffffff83e1a1cf RBP: ffff9e5b593d8c80 R08: 0000000000000000 R09: ffffffff8373a2b3 R10: 000000008100009f R11: 0000000000000001 R12: 0000000000000001 R13: ffff",
    "evidence": "osv:CVE-2025-39769",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.16.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2025-39769",
      "aliases": [
        "CVE-2025-39769"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "004b5008016a2cc37103bf8d9968573771cd311f"
                },
                {
                  "fixed": "5885d39dce879fbbc953f40e19adb60c29802302"
                },
                {
                  "fixed": "4611d88a37cfc18cbabc6978aaf7325d1ae3f53a"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-39769.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.15.0"
                },
                {
                  "fixed": "6.16.4"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-39769.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.967579461Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/4611d88a37cfc18cbabc6978aaf7325d1ae3f53a",
        "https://git.kernel.org/stable/c/5885d39dce879fbbc953f40e19adb60c29802302",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/39xxx/CVE-2025-39769.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-39769",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/39xxx/CVE-2025-39769.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-39769",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 495876,
  "published_at": "2025-09-11T16:56:23.694+00:00"
}