CVE-2023-52559

一、漏洞信息
漏洞编号：CVE-2023-52559
漏洞归属组件：kernel
漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8,6.4.0
CVSS V2.0分值：
BaseScore：0.0 Low
Vector：CVSS：2.0/
漏洞简述：
In the Linux kernel, the following vulnerability has been resolved:iommu/vt-d: Avoid memory allocation in iommu_suspend()The iommu_suspend() syscore suspend callback is invoked with IRQ disabled.Allocating memory with the GFP_KERNEL flag may re-enable IRQs duringthe suspend callback, which can cause intermittent suspend/hibernationproblems with the following kernel traces:Calling iommu_suspend+0x0/0x1d0------------[ cut here ]------------WARNING: CPU: 0 PID: 15 at kernel/time/timekeeping.c:868 ktime_get+0x9b/0xb0...CPU: 0 PID: 15 Comm: rcu_preempt Tainted: G U E 6.3-intel #r1RIP: 0010:ktime_get+0x9b/0xb0...Call Trace: tick_sched_timer+0x22/0x90 ? __pfx_tick_sched_timer+0x10/0x10 __hrtimer_run_queues+0x111/0x2b0 hrtimer_interrupt+0xfa/0x230 __sysvec_apic_timer_interrupt+0x63/0x140 sysvec_apic_timer_interrupt+0x7b/0xa0 asm_sysvec_apic_timer_interrupt+0x1f/0x30...------------[ cut here ]------------Interrupts enabled after iommu_suspend+0x0/0x1d0WARNING: CPU: 0 PID: 27420 at drivers/base/syscore.c:68 syscore_suspend+0x147/0x270CPU: 0 PID: 27420 Comm: rtcwake Tainted: G U W E 6.3-intel #r1RIP: 0010:syscore_suspend+0x147/0x270...Call Trace: hibernation_snapshot+0x25b/0x670 hibernate+0xcd/0x390 state_store+0xcf/0xe0 kobj_attr_store+0x13/0x30 sysfs_kf_write+0x3f/0x50 kernfs_fop_write_iter+0x128/0x200 vfs_write+0x1fd/0x3c0 ksys_write+0x6f/0xf0 __x64_sys_write+0x1d/0x30 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdcGiven that only 4 words memory is needed, avoid the memory allocation iniommu_suspend().
漏洞公开时间：2024-03-03 06:15:48
漏洞创建时间：2024-03-03 07:02:33
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2023-52559

更多参考(点击展开)

参考来源	参考链接	来源链接
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/29298c85a81abdc512e87537515ed4b1a9601d0e
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/496c591f0b389eb782f36d9d4c2564b9a865eed0
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/59df44bfb0ca4c3ee1f1c3c5d0ee8e314844799e
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c12ef025add77ca3a0902e8719d552b6d47b4282
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-52559	https://bugzilla.suse.com/show_bug.cgi?id=1220933
suse_bugzilla	https://www.cve.org/CVERecord?id=CVE-2023-52559	https://bugzilla.suse.com/show_bug.cgi?id=1220933
suse_bugzilla	https://git.kernel.org/stable/c/29298c85a81abdc512e87537515ed4b1a9601d0e	https://bugzilla.suse.com/show_bug.cgi?id=1220933
suse_bugzilla	https://git.kernel.org/stable/c/496c591f0b389eb782f36d9d4c2564b9a865eed0	https://bugzilla.suse.com/show_bug.cgi?id=1220933
suse_bugzilla	https://git.kernel.org/stable/c/59df44bfb0ca4c3ee1f1c3c5d0ee8e314844799e	https://bugzilla.suse.com/show_bug.cgi?id=1220933
suse_bugzilla	https://git.kernel.org/stable/c/c12ef025add77ca3a0902e8719d552b6d47b4282	https://bugzilla.suse.com/show_bug.cgi?id=1220933
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2267733	https://bugzilla.suse.com/show_bug.cgi?id=1220933
redhat_bugzilla	https://lore.kernel.org/linux-cve-announce/2024030252-CVE-2023-52559-680e@gregkh/T/#u	https://bugzilla.redhat.com/show_bug.cgi?id=2267733
ubuntu	https://git.kernel.org/linus/59df44bfb0ca4c3ee1f1c3c5d0ee8e314844799e (6.6-rc5)	https://ubuntu.com/security/CVE-2023-52559
ubuntu	https://www.cve.org/CVERecord?id=CVE-2023-52559	https://ubuntu.com/security/CVE-2023-52559
ubuntu	https://nvd.nist.gov/vuln/detail/CVE-2023-52559	https://ubuntu.com/security/CVE-2023-52559
ubuntu	https://launchpad.net/bugs/cve/CVE-2023-52559	https://ubuntu.com/security/CVE-2023-52559
ubuntu	https://security-tracker.debian.org/tracker/CVE-2023-52559	https://ubuntu.com/security/CVE-2023-52559
debian		https://security-tracker.debian.org/tracker/CVE-2023-52559
ubuntu	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52559	https://ubuntu.com/security/CVE-2023-52559

漏洞分析指导链接：
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
漏洞数据来源:
openBrain开源漏洞感知系统
漏洞补丁信息：

详情(点击展开)

影响的包	修复版本	修复补丁	问题引入补丁	来源
linux		https://git.kernel.org/linus/59df44bfb0ca4c3ee1f1c3c5d0ee8e314844799e	https://git.kernel.org/linus/33e07157105e472b746b70b3ed4197c57c43ab68	ubuntu

二、漏洞分析结构反馈
影响性分析说明：
In the Linux kernel, the following vulnerability has been resolved:iommu/vt-d: Avoid memory allocation in iommu_suspend()The iommu_suspend() syscore suspend callback is invoked with IRQ disabled.Allocating memory with the GFP_KERNEL flag may re-enable IRQs duringthe suspend callback, which can cause intermittent suspend/hibernationproblems with the following kernel traces:Calling iommu_suspend+0x0/0x1d0------------[ cut here ]------------WARNING: CPU: 0 PID: 15 at kernel/time/timekeeping.c:868 ktime_get+0x9b/0xb0...CPU: 0 PID: 15 Comm: rcu_preempt Tainted: G U E 6.3-intel #r1RIP: 0010:ktime_get+0x9b/0xb0...Call Trace: tick_sched_timer+0x22/0x90 ? __pfx_tick_sched_timer+0x10/0x10 __hrtimer_run_queues+0x111/0x2b0 hrtimer_interrupt+0xfa/0x230 __sysvec_apic_timer_interrupt+0x63/0x140 sysvec_apic_timer_interrupt+0x7b/0xa0 asm_sysvec_apic_timer_interrupt+0x1f/0x30...------------[ cut here ]------------Interrupts enabled after iommu_suspend+0x0/0x1d0WARNING: CPU: 0 PID: 27420 at drivers/base/syscore.c:68 syscore_suspend+0x147/0x270CPU: 0 PID: 27420 Comm: rtcwake Tainted: G U W E 6.3-intel #r1RIP: 0010:syscore_suspend+0x147/0x270...Call Trace: hibernation_snapshot+0x25b/0x670 hibernate+0xcd/0x390 state_store+0xcf/0xe0 kobj_attr_store+0x13/0x30 sysfs_kf_write+0x3f/0x50 kernfs_fop_write_iter+0x128/0x200 vfs_write+0x1fd/0x3c0 ksys_write+0x6f/0xf0 __x64_sys_write+0x1d/0x30 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdcGiven that only 4 words memory is needed, avoid the memory allocation iniommu_suspend().
openEuler评分：
5.5
Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
受影响版本排查(受影响/不受影响)：
1.openEuler-20.03-LTS-SP1(4.19.90):不受影响
2.openEuler-20.03-LTS-SP4(4.19.90):不受影响
3.openEuler-22.03-LTS(5.10.0):不受影响
4.openEuler-22.03-LTS-SP1(5.10.0):不受影响
5.openEuler-22.03-LTS-SP2(5.10.0):不受影响
6.openEuler-22.03-LTS-SP3(5.10.0):不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next(5.10.0):不受影响
9.openEuler-24.03-LTS:不受影响
10.openEuler-24.03-LTS-Next:不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4(4.19.90):否
3.openEuler-22.03-LTS(5.10.0):否
4.openEuler-22.03-LTS-SP1(5.10.0):否
5.openEuler-22.03-LTS-SP2(5.10.0):否
6.openEuler-22.03-LTS-SP3(5.10.0):否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next(5.10.0):否
9.openEuler-24.03-LTS:否
10.openEuler-24.03-LTS-Next:否

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issue处理注意事项:
1. 当前issue受影响的分支提交pr时, 须在pr描述中填写当前issue编号进行关联, 否则无法关闭当前issue;
2. 模板内容需要填写完整, 无论是受影响或者不受影响都需要填写完整内容,未引入的分支不需要填写, 否则无法关闭当前issue;
3. 以下为模板中需要填写完整的内容, 请复制到评论区回复, 注: 内容的标题名称(影响性分析说明, openEuler评分, 受影响版本排查(受影响/不受影响), 修复是否涉及abi变化(是/否))不能省略,省略后cve-manager将无法正常解析填写内容.

影响性分析说明:

openEuler评分: (评分和向量)

受影响版本排查(受影响/不受影响):
1.master(6.1.0):
2.openEuler-20.03-LTS-SP1(4.19.90):
3.openEuler-20.03-LTS-SP4(4.19.90):
4.openEuler-22.03-LTS(5.10.0):
5.openEuler-22.03-LTS-Next(5.10.0):
6.openEuler-22.03-LTS-SP1(5.10.0):
7.openEuler-22.03-LTS-SP2(5.10.0):
8.openEuler-22.03-LTS-SP3(5.10.0):

修复是否涉及abi变化(是/否)：
1.master(6.1.0):
2.openEuler-20.03-LTS-SP1(4.19.90):
3.openEuler-20.03-LTS-SP4(4.19.90):
4.openEuler-22.03-LTS(5.10.0):
5.openEuler-22.03-LTS-Next(5.10.0):
6.openEuler-22.03-LTS-SP1(5.10.0):
7.openEuler-22.03-LTS-SP2(5.10.0):
8.openEuler-22.03-LTS-SP3(5.10.0):

issue处理具体操作请参考:
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
pr关联issue具体操作请参考:
https://gitee.com/help/articles/4142

参考网址	关联pr	状态	补丁链接
https://nvd.nist.gov/vuln/detail/CVE-2023-52559	None	None	https://git.kernel.org/stable/c/c12ef025add77ca3a0902e8719d552b6d47b4282 https://git.kernel.org/stable/c/496c591f0b389eb782f36d9d4c2564b9a865eed0 https://git.kernel.org/stable/c/29298c85a81abdc512e87537515ed4b1a9601d0e https://git.kernel.org/stable/c/59df44bfb0ca4c3ee1f1c3c5d0ee8e314844799e
https://ubuntu.com/security/CVE-2023-52559	None	None	https://discourse.ubuntu.com/c/ubuntu-pro
https://www.opencve.io/cve/CVE-2023-52559	None	None	https://git.kernel.org/stable/c/c12ef025add77ca3a0902e8719d552b6d47b4282 https://git.kernel.org/stable/c/496c591f0b389eb782f36d9d4c2564b9a865eed0 https://git.kernel.org/stable/c/29298c85a81abdc512e87537515ed4b1a9601d0e https://git.kernel.org/stable/c/59df44bfb0ca4c3ee1f1c3c5d0ee8e314844799e
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2023-52559
https://security-tracker.debian.org/tracker/CVE-2023-52559

说明：补丁链接仅供初步排查参考，实际可用性请人工再次确认，补丁下载验证可使用CVE补丁工具。
若补丁不准确，烦请在此issue下评论 '/report-patch 参考网址补丁链接1,补丁链接2' 反馈正确信息，便于我们不断优化工具，不胜感激。
如 /report-patch https://security-tracker.debian.org/tracker/CVE-2021-3997 https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1

CVE-2023-52559

影响性分析说明：
In the Linux kernel, the following vulnerability has been resolved:

iommu/vt-d: Avoid memory allocation in iommu_suspend()

The iommu_suspend() syscore suspend callback is invoked with IRQ disabled.
Allocating memory with the GFP_KERNEL flag may re-enable IRQs during
the suspend callback, which can cause intermittent suspend/hibernation
problems with the following kernel traces:

Calling iommu_suspend+0x0/0x1d0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 15 at kernel/time/timekeeping.c:868 ktime_get+0x9b/0xb0
...
CPU: 0 PID: 15 Comm: rcu_preempt Tainted: G U E 6.3-intel #r1
RIP: 0010:ktime_get+0x9b/0xb0
...
Call Trace:

tick_sched_timer+0x22/0x90
? __pfx_tick_sched_timer+0x10/0x10
__hrtimer_run_queues+0x111/0x2b0
hrtimer_interrupt+0xfa/0x230
__sysvec_apic_timer_interrupt+0x63/0x140
sysvec_apic_timer_interrupt+0x7b/0xa0

asm_sysvec_apic_timer_interrupt+0x1f/0x30
...
------------[ cut here ]------------
Interrupts enabled after iommu_suspend+0x0/0x1d0
WARNING: CPU: 0 PID: 27420 at drivers/base/syscore.c:68 syscore_suspend+0x147/0x270
CPU: 0 PID: 27420 Comm: rtcwake Tainted: G U W E 6.3-intel #r1
RIP: 0010:syscore_suspend+0x147/0x270
...
Call Trace:

hibernation_snapshot+0x25b/0x670
hibernate+0xcd/0x390
state_store+0xcf/0xe0
kobj_attr_store+0x13/0x30
sysfs_kf_write+0x3f/0x50
kernfs_fop_write_iter+0x128/0x200
vfs_write+0x1fd/0x3c0
ksys_write+0x6f/0xf0
__x64_sys_write+0x1d/0x30
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc

Given that only 4 words memory is needed, avoid the memory allocation in
iommu_suspend().

openEuler评分:(评分和向量)
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1(4.19.90):不受影响
2.openEuler-20.03-LTS-SP4:不受影响
3.openEuler-22.03-LTS:不受影响
4.openEuler-22.03-LTS-SP1:不受影响
5.openEuler-22.03-LTS-SP2:不受影响
6.openEuler-22.03-LTS-SP3:不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next:不受影响
9.openEuler-24.03-LTS:不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否

@CTC-Xibo.Wang 经过 cve-manager 解析, 已分析的内容如下表所示:

状态	需分析	内容
已分析	1.影响性分析说明	In the Linux kernel, the following vulnerability has been resolved:iommu/vt-d: Avoid memory allocation in iommu_suspend()The iommu_suspend() syscore suspend callback is invoked with IRQ disabled.Allocating memory with the GFP_KERNEL flag may re-enable IRQs duringthe suspend callback, which can cause intermittent suspend/hibernationproblems with the following kernel traces:Calling iommu_suspend+0x0/0x1d0------------[ cut here ]------------WARNING: CPU: 0 PID: 15 at kernel/time/timekeeping.c:868 ktime_get+0x9b/0xb0...CPU: 0 PID: 15 Comm: rcu_preempt Tainted: G U E 6.3-intel #r1RIP: 0010:ktime_get+0x9b/0xb0...Call Trace: tick_sched_timer+0x22/0x90 ? __pfx_tick_sched_timer+0x10/0x10 __hrtimer_run_queues+0x111/0x2b0 hrtimer_interrupt+0xfa/0x230 __sysvec_apic_timer_interrupt+0x63/0x140 sysvec_apic_timer_interrupt+0x7b/0xa0 asm_sysvec_apic_timer_interrupt+0x1f/0x30...------------[ cut here ]------------Interrupts enabled after iommu_suspend+0x0/0x1d0WARNING: CPU: 0 PID: 27420 at drivers/base/syscore.c:68 syscore_suspend+0x147/0x270CPU: 0 PID: 27420 Comm: rtcwake Tainted: G U W E 6.3-intel #r1RIP: 0010:syscore_suspend+0x147/0x270...Call Trace: hibernation_snapshot+0x25b/0x670 hibernate+0xcd/0x390 state_store+0xcf/0xe0 kobj_attr_store+0x13/0x30 sysfs_kf_write+0x3f/0x50 kernfs_fop_write_iter+0x128/0x200 vfs_write+0x1fd/0x3c0 ksys_write+0x6f/0xf0 __x64_sys_write+0x1d/0x30 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdcGiven that only 4 words memory is needed, avoid the memory allocation iniommu_suspend().
已分析	2.openEulerScore	5.5
已分析	3.openEulerVector	AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
已分析	4.受影响版本排查	openEuler-20.03-LTS-SP1:不受影响,openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP2:不受影响,openEuler-22.03-LTS-SP3:不受影响,master:不受影响,openEuler-22.03-LTS-Next:不受影响,openEuler-24.03-LTS:不受影响
已分析	5.修复是否涉及abi变化	openEuler-20.03-LTS-SP1:否,openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP2:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-22.03-LTS-Next:否,openEuler-24.03-LTS:否

请确认分析内容的准确性, 确认无误后, 您可以进行后续步骤, 否则您可以继续分析.

CVE-2023-52559

影响性分析说明：
In the Linux kernel, the following vulnerability has been resolved:

iommu/vt-d: Avoid memory allocation in iommu_suspend()

The iommu_suspend() syscore suspend callback is invoked with IRQ disabled.
Allocating memory with the GFP_KERNEL flag may re-enable IRQs during
the suspend callback, which can cause intermittent suspend/hibernation
problems with the following kernel traces:

Calling iommu_suspend+0x0/0x1d0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 15 at kernel/time/timekeeping.c:868 ktime_get+0x9b/0xb0
...
CPU: 0 PID: 15 Comm: rcu_preempt Tainted: G U E 6.3-intel #r1
RIP: 0010:ktime_get+0x9b/0xb0
...
Call Trace:

tick_sched_timer+0x22/0x90
? __pfx_tick_sched_timer+0x10/0x10
__hrtimer_run_queues+0x111/0x2b0
hrtimer_interrupt+0xfa/0x230
__sysvec_apic_timer_interrupt+0x63/0x140
sysvec_apic_timer_interrupt+0x7b/0xa0

asm_sysvec_apic_timer_interrupt+0x1f/0x30
...
------------[ cut here ]------------
Interrupts enabled after iommu_suspend+0x0/0x1d0
WARNING: CPU: 0 PID: 27420 at drivers/base/syscore.c:68 syscore_suspend+0x147/0x270
CPU: 0 PID: 27420 Comm: rtcwake Tainted: G U W E 6.3-intel #r1
RIP: 0010:syscore_suspend+0x147/0x270
...
Call Trace:

hibernation_snapshot+0x25b/0x670
hibernate+0xcd/0x390
state_store+0xcf/0xe0
kobj_attr_store+0x13/0x30
sysfs_kf_write+0x3f/0x50
kernfs_fop_write_iter+0x128/0x200
vfs_write+0x1fd/0x3c0
ksys_write+0x6f/0xf0
__x64_sys_write+0x1d/0x30
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc

Given that only 4 words memory is needed, avoid the memory allocation in
iommu_suspend().

openEuler评分:(评分和向量)
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1:不受影响
2.openEuler-20.03-LTS-SP4:不受影响
3.openEuler-22.03-LTS:不受影响
4.openEuler-22.03-LTS-SP1:不受影响
5.openEuler-22.03-LTS-SP2:不受影响
6.openEuler-22.03-LTS-SP3:不受影响
7.master(6.1.0):不受影响
8.openEuler-22.03-LTS-Next:不受影响
9.openEuler-24.03-LTS:不受影响
10.openEuler-24.03-LTS-Next:不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否
6.openEuler-22.03-LTS-SP3:否
7.master(6.1.0):否
8.openEuler-22.03-LTS-Next:否
9.openEuler-24.03-LTS:否
10.openEuler-24.03-LTS-Next:否

===========================================================

@CTC-Xibo.Wang 经过 cve-manager 解析, 已分析的内容如下表所示:

状态	需分析	内容
已分析	1.影响性分析说明	In the Linux kernel, the following vulnerability has been resolved:iommu/vt-d: Avoid memory allocation in iommu_suspend()The iommu_suspend() syscore suspend callback is invoked with IRQ disabled.Allocating memory with the GFP_KERNEL flag may re-enable IRQs duringthe suspend callback, which can cause intermittent suspend/hibernationproblems with the following kernel traces:Calling iommu_suspend+0x0/0x1d0------------[ cut here ]------------WARNING: CPU: 0 PID: 15 at kernel/time/timekeeping.c:868 ktime_get+0x9b/0xb0...CPU: 0 PID: 15 Comm: rcu_preempt Tainted: G U E 6.3-intel #r1RIP: 0010:ktime_get+0x9b/0xb0...Call Trace: tick_sched_timer+0x22/0x90 ? __pfx_tick_sched_timer+0x10/0x10 __hrtimer_run_queues+0x111/0x2b0 hrtimer_interrupt+0xfa/0x230 __sysvec_apic_timer_interrupt+0x63/0x140 sysvec_apic_timer_interrupt+0x7b/0xa0 asm_sysvec_apic_timer_interrupt+0x1f/0x30...------------[ cut here ]------------Interrupts enabled after iommu_suspend+0x0/0x1d0WARNING: CPU: 0 PID: 27420 at drivers/base/syscore.c:68 syscore_suspend+0x147/0x270CPU: 0 PID: 27420 Comm: rtcwake Tainted: G U W E 6.3-intel #r1RIP: 0010:syscore_suspend+0x147/0x270...Call Trace: hibernation_snapshot+0x25b/0x670 hibernate+0xcd/0x390 state_store+0xcf/0xe0 kobj_attr_store+0x13/0x30 sysfs_kf_write+0x3f/0x50 kernfs_fop_write_iter+0x128/0x200 vfs_write+0x1fd/0x3c0 ksys_write+0x6f/0xf0 __x64_sys_write+0x1d/0x30 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdcGiven that only 4 words memory is needed, avoid the memory allocation iniommu_suspend().
已分析	2.openEulerScore	5.5
已分析	3.openEulerVector	AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
已分析	4.受影响版本排查	openEuler-20.03-LTS-SP1:不受影响,openEuler-20.03-LTS-SP4:不受影响,openEuler-22.03-LTS:不受影响,openEuler-22.03-LTS-SP1:不受影响,openEuler-22.03-LTS-SP2:不受影响,openEuler-22.03-LTS-SP3:不受影响,master:不受影响,openEuler-22.03-LTS-Next:不受影响,openEuler-24.03-LTS:不受影响,openEuler-24.03-LTS-Next:不受影响
已分析	5.修复是否涉及abi变化	openEuler-20.03-LTS-SP1:否,openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS:否,openEuler-22.03-LTS-SP1:否,openEuler-22.03-LTS-SP2:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-22.03-LTS-Next:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否

请确认分析内容的准确性, 确认无误后, 您可以进行后续步骤, 否则您可以继续分析.

src-openEuler/kernel

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