mirror of
https://github.com/CVEProject/cvelist.git
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114 lines
8.4 KiB
JSON
114 lines
8.4 KiB
JSON
{
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"data_version": "4.0",
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2024-56585",
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: Fix sleeping in atomic context for PREEMPT_RT\n\nCommit bab1c299f3945ffe79 (\"LoongArch: Fix sleeping in atomic context in\nsetup_tlb_handler()\") changes the gfp flag from GFP_KERNEL to GFP_ATOMIC\nfor alloc_pages_node(). However, for PREEMPT_RT kernels we can still get\na \"sleeping in atomic context\" error:\n\n[ 0.372259] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48\n[ 0.372266] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1\n[ 0.372268] preempt_count: 1, expected: 0\n[ 0.372270] RCU nest depth: 1, expected: 1\n[ 0.372272] 3 locks held by swapper/1/0:\n[ 0.372274] #0: 900000000c9f5e60 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x524/0x1c60\n[ 0.372294] #1: 90000000087013b8 (rcu_read_lock){....}-{1:3}, at: rt_spin_trylock+0x50/0x140\n[ 0.372305] #2: 900000047fffd388 (&zone->lock){+.+.}-{3:3}, at: __rmqueue_pcplist+0x30c/0xea0\n[ 0.372314] irq event stamp: 0\n[ 0.372316] hardirqs last enabled at (0): [<0000000000000000>] 0x0\n[ 0.372322] hardirqs last disabled at (0): [<9000000005947320>] copy_process+0x9c0/0x26e0\n[ 0.372329] softirqs last enabled at (0): [<9000000005947320>] copy_process+0x9c0/0x26e0\n[ 0.372335] softirqs last disabled at (0): [<0000000000000000>] 0x0\n[ 0.372341] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.12.0-rc7+ #1891\n[ 0.372346] Hardware name: Loongson Loongson-3A5000-7A1000-1w-CRB/Loongson-LS3A5000-7A1000-1w-CRB, BIOS vUDK2018-LoongArch-V2.0.0-prebeta9 10/21/2022\n[ 0.372349] Stack : 0000000000000089 9000000005a0db9c 90000000071519c8 9000000100388000\n[ 0.372486] 900000010038b890 0000000000000000 900000010038b898 9000000007e53788\n[ 0.372492] 900000000815bcc8 900000000815bcc0 900000010038b700 0000000000000001\n[ 0.372498] 0000000000000001 4b031894b9d6b725 00000000055ec000 9000000100338fc0\n[ 0.372503] 00000000000000c4 0000000000000001 000000000000002d 0000000000000003\n[ 0.372509] 0000000000000030 0000000000000003 00000000055ec000 0000000000000003\n[ 0.372515] 900000000806d000 9000000007e53788 00000000000000b0 0000000000000004\n[ 0.372521] 0000000000000000 0000000000000000 900000000c9f5f10 0000000000000000\n[ 0.372526] 90000000076f12d8 9000000007e53788 9000000005924778 0000000000000000\n[ 0.372532] 00000000000000b0 0000000000000004 0000000000000000 0000000000070000\n[ 0.372537] ...\n[ 0.372540] Call Trace:\n[ 0.372542] [<9000000005924778>] show_stack+0x38/0x180\n[ 0.372548] [<90000000071519c4>] dump_stack_lvl+0x94/0xe4\n[ 0.372555] [<900000000599b880>] __might_resched+0x1a0/0x260\n[ 0.372561] [<90000000071675cc>] rt_spin_lock+0x4c/0x140\n[ 0.372565] [<9000000005cbb768>] __rmqueue_pcplist+0x308/0xea0\n[ 0.372570] [<9000000005cbed84>] get_page_from_freelist+0x564/0x1c60\n[ 0.372575] [<9000000005cc0d98>] __alloc_pages_noprof+0x218/0x1820\n[ 0.372580] [<900000000593b36c>] tlb_init+0x1ac/0x298\n[ 0.372585] [<9000000005924b74>] per_cpu_trap_init+0x114/0x140\n[ 0.372589] [<9000000005921964>] cpu_probe+0x4e4/0xa60\n[ 0.372592] [<9000000005934874>] start_secondary+0x34/0xc0\n[ 0.372599] [<900000000715615c>] smpboot_entry+0x64/0x6c\n\nThis is because in PREEMPT_RT kernels normal spinlocks are replaced by\nrt spinlocks and rt_spin_lock() will cause sleeping. Fix it by disabling\nNUMA optimization completely for PREEMPT_RT kernels."
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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}
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]
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
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"version_value": "08715b741f9b2a925d6485491e4907f3b29bac70"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "6.1.120",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.66",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.5",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.13-rc1",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/08715b741f9b2a925d6485491e4907f3b29bac70",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/08715b741f9b2a925d6485491e4907f3b29bac70"
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},
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{
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"url": "https://git.kernel.org/stable/c/c5f89458a2ea0800866b9fc690d3fa8367dc8f8d",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/c5f89458a2ea0800866b9fc690d3fa8367dc8f8d"
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},
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{
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"url": "https://git.kernel.org/stable/c/6575e0867bd478a5d7ef1783ca1e73160807d238",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/6575e0867bd478a5d7ef1783ca1e73160807d238"
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},
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{
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"url": "https://git.kernel.org/stable/c/88fd2b70120d52c1010257d36776876941375490",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/88fd2b70120d52c1010257d36776876941375490"
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}
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]
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},
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"generator": {
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"engine": "bippy-5f407fcff5a0"
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}
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} |