{"id":"CVE-2024-35959","summary":"net/mlx5e: Fix mlx5e_priv_init() cleanup flow","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5e: Fix mlx5e_priv_init() cleanup flow\n\nWhen mlx5e_priv_init() fails, the cleanup flow calls mlx5e_selq_cleanup which\ncalls mlx5e_selq_apply() that assures that the `priv-\u003estate_lock` is held using\nlockdep_is_held().\n\nAcquire the state_lock in mlx5e_selq_cleanup().\n\nKernel log:\n=============================\nWARNING: suspicious RCU usage\n6.8.0-rc3_net_next_841a9b5 #1 Not tainted\n-----------------------------\ndrivers/net/ethernet/mellanox/mlx5/core/en/selq.c:124 suspicious rcu_dereference_protected() usage!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n2 locks held by systemd-modules/293:\n #0: ffffffffa05067b0 (devices_rwsem){++++}-{3:3}, at: ib_register_client+0x109/0x1b0 [ib_core]\n #1: ffff8881096c65c0 (&device-\u003eclient_data_rwsem){++++}-{3:3}, at: add_client_context+0x104/0x1c0 [ib_core]\n\nstack backtrace:\nCPU: 4 PID: 293 Comm: systemd-modules Not tainted 6.8.0-rc3_net_next_841a9b5 #1\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\nCall Trace:\n \u003cTASK\u003e\n dump_stack_lvl+0x8a/0xa0\n lockdep_rcu_suspicious+0x154/0x1a0\n mlx5e_selq_apply+0x94/0xa0 [mlx5_core]\n mlx5e_selq_cleanup+0x3a/0x60 [mlx5_core]\n mlx5e_priv_init+0x2be/0x2f0 [mlx5_core]\n mlx5_rdma_setup_rn+0x7c/0x1a0 [mlx5_core]\n rdma_init_netdev+0x4e/0x80 [ib_core]\n ? mlx5_rdma_netdev_free+0x70/0x70 [mlx5_core]\n ipoib_intf_init+0x64/0x550 [ib_ipoib]\n ipoib_intf_alloc+0x4e/0xc0 [ib_ipoib]\n ipoib_add_one+0xb0/0x360 [ib_ipoib]\n add_client_context+0x112/0x1c0 [ib_core]\n ib_register_client+0x166/0x1b0 [ib_core]\n ? 0xffffffffa0573000\n ipoib_init_module+0xeb/0x1a0 [ib_ipoib]\n do_one_initcall+0x61/0x250\n do_init_module+0x8a/0x270\n init_module_from_file+0x8b/0xd0\n idempotent_init_module+0x17d/0x230\n __x64_sys_finit_module+0x61/0xb0\n do_syscall_64+0x71/0x140\n entry_SYSCALL_64_after_hwframe+0x46/0x4e\n \u003c/TASK\u003e","modified":"2026-04-02T11:53:40.518638Z","published":"2024-05-20T09:41:51.244Z","related":["ALSA-2024:4211","ALSA-2024:4352","SUSE-SU-2024:2008-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2135-1","SUSE-SU-2024:2190-1","SUSE-SU-2024:2203-1","SUSE-SU-2024:2973-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20249-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/35xxx/CVE-2024-35959.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/6bd77865fda662913dcb5722a66a773840370aa7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ad26f26abd353113dea4e8d5ebadccdab9b61e76"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ecb829459a841198e142f72fadab56424ae96519"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f9ac93b6f3de34aa0bb983b9be4f69ca50fc70f3"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/35xxx/CVE-2024-35959.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-35959"},{"type":"PACKAGE","url":"https://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":"8bf30be75069d6080659de9a28565c048f6cef9b"},{"fixed":"ad26f26abd353113dea4e8d5ebadccdab9b61e76"},{"fixed":"f9ac93b6f3de34aa0bb983b9be4f69ca50fc70f3"},{"fixed":"6bd77865fda662913dcb5722a66a773840370aa7"},{"fixed":"ecb829459a841198e142f72fadab56424ae96519"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-35959.json"}}],"schema_version":"1.7.5"}