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Syzkaller is coverage-guided system call fuzzer for Linux kernel

https://github.com/google/syzkaller

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Sam Sun, … Jakub Kicinski4

Oct 17

[Linux Kernel Bug] WARNING: ODEBUG bug in free_netdev

On Fri, 17 Oct 2025 17:05:41 +0800 Lizhi Xu wrote: > The root cause of this issue are: > 1.

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[Linux Kernel Bug] WARNING: ODEBUG bug in free_netdev

On Fri, 17 Oct 2025 17:05:41 +0800 Lizhi Xu wrote: > The root cause of this issue are: > 1.

Oct 17

Julia Keadey, Aleksandr Nogikh2

Oct 17

Fuzzing with network namespaces

Hi Julia, On Thu, Oct 16, 2025 at 4:53 PM 'Julia Keadey' via syzkaller <syzkaller@

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Fuzzing with network namespaces

Hi Julia, On Thu, Oct 16, 2025 at 4:53 PM 'Julia Keadey' via syzkaller <syzkaller@

Oct 17

Greg Kroah-Hartman5

Oct 17

[PATCH 6.1 035/168] tcp: Dont call reqsk_fastopen_remove() in tcp_conn_request().

5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From:

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[PATCH 6.1 035/168] tcp: Dont call reqsk_fastopen_remove() in tcp_conn_request().

5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From:

Oct 17

Alexander Potapenko2

Oct 17

[google/syzkaller] 096e33: executor: s/true/1 in common_kvm_ppc64.h

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 096e33: executor: s/true/1 in common_kvm_ppc64.h

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 17

github-merge-queue[bot]897

Oct 17

[google/syzkaller]

Branch: refs/heads/gh-readonly-queue/master/pr-6422-7adf52984df180ab9bc8140d49aabc0d29a1b635 Home:

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[google/syzkaller]

Branch: refs/heads/gh-readonly-queue/master/pr-6422-7adf52984df180ab9bc8140d49aabc0d29a1b635 Home:

Oct 17

Aleksandr Nogikh2

Oct 17

[google/syzkaller] 03f955: syz-cluster: display the reports count graph

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 03f955: syz-cluster: display the reports count graph

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 17

Alexander Potapenko2

Oct 17

[google/syzkaller] 554d3e: executor: rename SYZOS-related address definitions

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 554d3e: executor: rename SYZOS-related address definitions

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 17

Oct 16

[PATCH] sys/linux/filesystem: remove hpfs check=none mount option

Mikulas Patocka (the HPFS maintainer) thinks that check=none option should not be used in fuzz

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[PATCH] sys/linux/filesystem: remove hpfs check=none mount option

Mikulas Patocka (the HPFS maintainer) thinks that check=none option should not be used in fuzz

Oct 16

Bai, Shuangpeng, Marek Szyprowski2

Oct 16

[BUG] KASAN: vmalloc-out-of-bounds Write in __vb2_perform_fileio on v6.17

Hi On 13.10.2025 02:04, Bai, Shuangpeng wrote: > Hi Kernel Maintainers, > > Our tool found a

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[BUG] KASAN: vmalloc-out-of-bounds Write in __vb2_perform_fileio on v6.17

Hi On 13.10.2025 02:04, Bai, Shuangpeng wrote: > Hi Kernel Maintainers, > > Our tool found a

Oct 16

tip-bot2 for George Kennedy

Oct 16

[tip: perf/core] perf/x86/amd: Check event before enable to avoid GPF

The following commit has been merged into the perf/core branch of tip: Commit-ID:

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[tip: perf/core] perf/x86/amd: Check event before enable to avoid GPF

The following commit has been merged into the perf/core branch of tip: Commit-ID:

Oct 16

Bai, Shuangpeng, Bai, Shuangpeng7

Oct 15

[BUG] f2fs: divide error in f2fs_all_cluster_page_ready on v6.17

> On Oct 14, 2025, at 22:07, Chao Yu <ch...@kernel.org> wrote: > > On 10/15/25 04:46,

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[BUG] f2fs: divide error in f2fs_all_cluster_page_ready on v6.17

> On Oct 14, 2025, at 22:07, Chao Yu <ch...@kernel.org> wrote: > > On 10/15/25 04:46,

Oct 15

Oct 15

On running 'make extract'

What kernel version is expected to be used when doing 'make extract'? Running against current

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On running 'make extract'

What kernel version is expected to be used when doing 'make extract'? Running against current

Oct 15

Aleksandr Nogikh2

Oct 15

[google/syzkaller] 195682: pkg/email: decode rfc2047 subjects

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 195682: pkg/email: decode rfc2047 subjects

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 15

Oct 15

[google/syzkaller] 82df6b: docs/translations: add the translation of maintain...

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 82df6b: docs/translations: add the translation of maintain...

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 15

Oct 15

[google/syzkaller] df2d97: docs/translations: add the translation of syz_test...

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] df2d97: docs/translations: add the translation of syz_test...

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 15

Oct 15

[google/syzkaller] 6a93e7: go.mod: update dependencies

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 6a93e7: go.mod: update dependencies

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 15

Jiaming Zhang, … Takashi Iwai8

Oct 15

[Linux Kernel Bug] general protection fault in try_to_register_card

On Wed, 15 Oct 2025 07:16:45 +0200, Jiaming Zhang wrote: > > In try_to_register_card(), the

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[Linux Kernel Bug] general protection fault in try_to_register_card

On Wed, 15 Oct 2025 07:16:45 +0200, Jiaming Zhang wrote: > > In try_to_register_card(), the

Oct 15

Oct 15

[Linux Kernel Bug] WARNING in bpf_prog_warn_on_exec

Dear developers and maintainers, We encountered a kernel warning while using our modified syzkaller.

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[Linux Kernel Bug] WARNING in bpf_prog_warn_on_exec

Dear developers and maintainers, We encountered a kernel warning while using our modified syzkaller.

Oct 15

Xu, Pengfei, … Dmitry Vyukov6

Oct 14

Some questions for syzbot

+syzkaller mailing list On Tue, 14 Oct 2025 at 04:46, Wei Fang <void...@gmail.com> wrote: >

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Some questions for syzbot

+syzkaller mailing list On Tue, 14 Oct 2025 at 04:46, Wei Fang <void...@gmail.com> wrote: >

Oct 14

Aleksandr Nogikh2

Oct 13

[google/syzkaller] b6605b: pkg/report: skip crypto frames for KMSAN reports

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] b6605b: pkg/report: skip crypto frames for KMSAN reports

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 13

김강민, … NeilBrown3

Oct 12

[BUG] After unloading the nfsd module, a use-after-free occurred due to Objects remaining on __kmem_cache_shutdown().

On Sun, 12 Oct 2025, 김강민 wrote: > Dear Linux kernel developers and maintainers, > > Hello,

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[BUG] After unloading the nfsd module, a use-after-free occurred due to Objects remaining on __kmem_cache_shutdown().

On Sun, 12 Oct 2025, 김강민 wrote: > Dear Linux kernel developers and maintainers, > > Hello,

Oct 12

Oct 11

[BUG REPORT] KASAN: out-of-bounds Read in proc_pid_stack on RISC-V

Dear Linux Kernel Security Team and Maintainers, We would like to report a security vulnerability in

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[BUG REPORT] KASAN: out-of-bounds Read in proc_pid_stack on RISC-V

Dear Linux Kernel Security Team and Maintainers, We would like to report a security vulnerability in

Oct 11

Oct 9

[google/syzkaller] ff1712: pkg/build: disable build profiling for Fuchsia builds

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] ff1712: pkg/build: disable build profiling for Fuchsia builds

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 9

Sai, Aleksandr Nogikh2

Oct 9

Trying to understand Syzkaller

On Thu, Oct 9, 2025 at 7:50 PM Sai <ravind...@gmail.com> wrote: Hi guys, I am new to fuzzing

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Trying to understand Syzkaller

On Thu, Oct 9, 2025 at 7:50 PM Sai <ravind...@gmail.com> wrote: Hi guys, I am new to fuzzing

Oct 9

김강민, … Jani Nikula7

Oct 9

BUG: unable to handle kernel NULL pointer dereference in eb_release_vmas

On Tue, 07 Oct 2025, 김강민 <km.ki...@gmail.com> wrote: > https://gitlab.freedesktop.org/drm/

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BUG: unable to handle kernel NULL pointer dereference in eb_release_vmas

On Tue, 07 Oct 2025, 김강민 <km.ki...@gmail.com> wrote: > https://gitlab.freedesktop.org/drm/

Oct 9

David Lee, Aleksandr Nogikh2

Oct 8

call-to-call prioity mechanism

Hi, On Wed, Oct 8, 2025 at 9:48 AM David Lee <sayni...@gmail.com> wrote: > > Hi, >

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call-to-call prioity mechanism

Hi, On Wed, Oct 8, 2025 at 9:48 AM David Lee <sayni...@gmail.com> wrote: > > Hi, >

Oct 8

Aleksandr Nogikh2

Oct 7

[google/syzkaller] 685f11: syz-cluster: support multiple campaigns per fuzz t...

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 685f11: syz-cluster: support multiple campaigns per fuzz t...

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 7

Kuniyuki Iwashima, patchwork-b...@kernel.org2

Oct 6

[PATCH v1 net] tcp: Don't call reqsk_fastopen_remove() in tcp_conn_request().

Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <ku...@kernel.org>: On

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[PATCH v1 net] tcp: Don't call reqsk_fastopen_remove() in tcp_conn_request().

Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <ku...@kernel.org>: On

Oct 6

Oct 6

[google/syzkaller] 25c5a3: dashboard/config/linux: update to v6.17

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

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[google/syzkaller] 25c5a3: dashboard/config/linux: update to v6.17

Branch: refs/heads/master Home: https://github.com/google/syzkaller Commit:

Oct 6

Oct 6

[google/syzkaller] 62cf35: dashboard/config/linux: update to v6.17

Branch: refs/heads/gh-readonly-queue/master/pr-6382-91305dbed501aca571ad5dbf0f1f1d7847966052 Home:

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[google/syzkaller] 62cf35: dashboard/config/linux: update to v6.17

Branch: refs/heads/gh-readonly-queue/master/pr-6382-91305dbed501aca571ad5dbf0f1f1d7847966052 Home:

Oct 6

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