# \[Auditbeat\] Unsupported syscalls: umount for x86\_64

**URL:** https://discuss.elastic.co/t/auditbeat-unsupported-syscalls-umount-for-x86-64/347655
**Category:** Beats
**Tags:** auditbeat
**Created:** [November 21, 2023, 4:52pm UTC](https://discuss.elastic.co/t/auditbeat-unsupported-syscalls-umount-for-x86-64/347655 "2023-11-21T16:52:52Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![Coolgum15](https://avatars.discourse-cdn.com/v4/letter/c/958977/32.png) [@Coolgum15](https://discuss.elastic.co/u/Coolgum15)
#### Post date: [November 21, 2023, 4:52pm UTC](https://discuss.elastic.co/t/auditbeat-unsupported-syscalls-umount-for-x86-64/347655/1 "2023-11-21T16:52:52Z")

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When adding new syscalls to auditbeat on a RHEL 9.2 VM, I found that only umount2 is supported.

Errors:

 ![umount](https://us1.discourse-cdn.com/elastic/original/3X/7/c/7cb1d86dbff46c1a9d2283f3488aecb422f31eb5.png)

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### Author: ![andrewkroh](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/andrewkroh/32/3784_2.png) [@andrewkroh](https://discuss.elastic.co/u/andrewkroh)
#### Post date: [November 21, 2023, 10:01pm UTC](https://discuss.elastic.co/t/auditbeat-unsupported-syscalls-umount-for-x86-64/347655/2 "2023-11-21T22:01:50Z")

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There is no `umount` syscall on x86\_64 so that error is expected.

Linux x86\_64 has [umount2](https://github.com/torvalds/linux/blob/v6.6/arch/x86/entry/syscalls/syscall_64.tbl#L177).

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### Author: ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)
#### Post date: [December 20, 2023, 12:01am UTC](https://discuss.elastic.co/t/auditbeat-unsupported-syscalls-umount-for-x86-64/347655/3 "2023-12-20T00:01:53Z")

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