{"id":"CVE-2023-53099","summary":"firmware: xilinx: don't make a sleepable memory allocation from an atomic context","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: xilinx: don't make a sleepable memory allocation from an atomic context\n\nThe following issue was discovered using lockdep:\n[    6.691371] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:209\n[    6.694602] in_atomic(): 1, irqs_disabled(): 128, non_block: 0, pid: 1, name: swapper/0\n[    6.702431] 2 locks held by swapper/0/1:\n[    6.706300]  #0: ffffff8800f6f188 (&dev-\u003emutex){....}-{3:3}, at: __device_driver_lock+0x4c/0x90\n[    6.714900]  #1: ffffffc009a2abb8 (enable_lock){....}-{2:2}, at: clk_enable_lock+0x4c/0x140\n[    6.723156] irq event stamp: 304030\n[    6.726596] hardirqs last  enabled at (304029): [\u003cffffffc008d17ee0\u003e] _raw_spin_unlock_irqrestore+0xc0/0xd0\n[    6.736142] hardirqs last disabled at (304030): [\u003cffffffc00876bc5c\u003e] clk_enable_lock+0xfc/0x140\n[    6.744742] softirqs last  enabled at (303958): [\u003cffffffc0080904f0\u003e] _stext+0x4f0/0x894\n[    6.752655] softirqs last disabled at (303951): [\u003cffffffc0080e53b8\u003e] irq_exit+0x238/0x280\n[    6.760744] CPU: 1 PID: 1 Comm: swapper/0 Tainted: G     U            5.15.36 #2\n[    6.768048] Hardware name: xlnx,zynqmp (DT)\n[    6.772179] Call trace:\n[    6.774584]  dump_backtrace+0x0/0x300\n[    6.778197]  show_stack+0x18/0x30\n[    6.781465]  dump_stack_lvl+0xb8/0xec\n[    6.785077]  dump_stack+0x1c/0x38\n[    6.788345]  ___might_sleep+0x1a8/0x2a0\n[    6.792129]  __might_sleep+0x6c/0xd0\n[    6.795655]  kmem_cache_alloc_trace+0x270/0x3d0\n[    6.800127]  do_feature_check_call+0x100/0x220\n[    6.804513]  zynqmp_pm_invoke_fn+0x8c/0xb0\n[    6.808555]  zynqmp_pm_clock_getstate+0x90/0xe0\n[    6.813027]  zynqmp_pll_is_enabled+0x8c/0x120\n[    6.817327]  zynqmp_pll_enable+0x38/0xc0\n[    6.821197]  clk_core_enable+0x144/0x400\n[    6.825067]  clk_core_enable+0xd4/0x400\n[    6.828851]  clk_core_enable+0xd4/0x400\n[    6.832635]  clk_core_enable+0xd4/0x400\n[    6.836419]  clk_core_enable+0xd4/0x400\n[    6.840203]  clk_core_enable+0xd4/0x400\n[    6.843987]  clk_core_enable+0xd4/0x400\n[    6.847771]  clk_core_enable+0xd4/0x400\n[    6.851555]  clk_core_enable_lock+0x24/0x50\n[    6.855683]  clk_enable+0x24/0x40\n[    6.858952]  fclk_probe+0x84/0xf0\n[    6.862220]  platform_probe+0x8c/0x110\n[    6.865918]  really_probe+0x110/0x5f0\n[    6.869530]  __driver_probe_device+0xcc/0x210\n[    6.873830]  driver_probe_device+0x64/0x140\n[    6.877958]  __driver_attach+0x114/0x1f0\n[    6.881828]  bus_for_each_dev+0xe8/0x160\n[    6.885698]  driver_attach+0x34/0x50\n[    6.889224]  bus_add_driver+0x228/0x300\n[    6.893008]  driver_register+0xc0/0x1e0\n[    6.896792]  __platform_driver_register+0x44/0x60\n[    6.901436]  fclk_driver_init+0x1c/0x28\n[    6.905220]  do_one_initcall+0x104/0x590\n[    6.909091]  kernel_init_freeable+0x254/0x2bc\n[    6.913390]  kernel_init+0x24/0x130\n[    6.916831]  ret_from_fork+0x10/0x20\n\nFix it by passing the GFP_ATOMIC gfp flag for the corresponding\nmemory allocation.","modified":"2026-04-03T13:14:36.691180Z","published":"2025-05-02T15:55:42.391Z","related":["SUSE-SU-2025:01918-1","SUSE-SU-2025:01966-1","SUSE-SU-2025:02173-1","SUSE-SU-2025:02262-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53099.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/162049c31eb64308afa22e341a257a723526eb5c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/38ed310c22e7a0fc978b1f8292136a4a4a8b3051"},{"type":"WEB","url":"https://git.kernel.org/stable/c/86afb633beaa02ee95b5126a14c9f22cfade4fd9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9bbab2843f2d1337a268499a1c02b435d2985a17"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b37d3ccbd549494890672136a0e623eb010d46a7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53099.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53099"},{"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":"acfdd18591eaac25446e976a0c0d190f8b3dbfb1"},{"fixed":"b37d3ccbd549494890672136a0e623eb010d46a7"},{"fixed":"86afb633beaa02ee95b5126a14c9f22cfade4fd9"},{"fixed":"162049c31eb64308afa22e341a257a723526eb5c"},{"fixed":"9bbab2843f2d1337a268499a1c02b435d2985a17"},{"fixed":"38ed310c22e7a0fc978b1f8292136a4a4a8b3051"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"a38a99930883fb1e24f2a34b78a05a6598e86150"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53099.json"}}],"schema_version":"1.7.5"}