Syzbot CI

Subject	bpf: Run exception cleanup landing pads when bpf_throw() unwinds
Author	yonghong.song@linux.dev
Date	2026-09-21 21:00:38 +0000 UTC
Version
Cc	andrii@kernel.org ast@kernel.org bpf@vger.kernel.org daniel@iogearbox.net eddyz87@gmail.com kernel-team@fb.com yonghong.song@linux.dev

Subject

bpf: Run exception cleanup landing pads when bpf_throw() unwinds

Author

yonghong.song@linux.dev

Date

2026-09-21 21:00:38 +0000 UTC

Version

andrii@kernel.org ast@kernel.org bpf@vger.kernel.org daniel@iogearbox.net eddyz87@gmail.com kernel-team@fb.com yonghong.song@linux.dev

Name	Content [All]
[PATCH bpf-next v4 01/20] bpf: Accept the compiler's exception cleanup table at program load	[Body]
[PATCH bpf-next v4 02/20] bpf: Add the bpf_unwind_resume() kfunc	[Body]
[PATCH bpf-next v4 03/20] bpf: Add lookups for exception cleanup resumes and landing pads	[Body]
[PATCH bpf-next v4 04/20] bpf: Prepare for an exception cleanup table before the CFG walk	[Body]
[PATCH bpf-next v4 05/20] bpf: Make exception landing pads reachable in the CFG	[Body]
[PATCH bpf-next v4 06/20] bpf: Explore the landing pads no call site reaches	[Body]
[PATCH bpf-next v4 07/20] bpf: Refuse exception cleanup shapes bpf_throw() cannot dispatch	[Body]
[PATCH bpf-next v4 08/20] bpf: Walk the exception unwind in the verifier	[Body]
[PATCH bpf-next v4 09/20] bpf: Refuse a private stack for a program with an exception cleanup table	[Body]
[PATCH bpf-next v4 10/20] bpf: Dispatch exception cleanup pads from bpf_throw()	[Body]
[PATCH bpf-next v4 11/20] bpf, x86: Dispatch exception cleanup pads at run time	[Body]
[PATCH bpf-next v4 12/20] bpf, arm64: Dispatch exception cleanup pads at run time	[Body]
[PATCH bpf-next v4 13/20] libbpf: Resolve the compiler's _Unwind_Resume to the kernel's kfunc	[Body]
[PATCH bpf-next v4 14/20] libbpf: Add cleanup_info to bpf_prog_load_opts	[Body]
[PATCH bpf-next v4 15/20] libbpf: Collect .bpf_cleanup records and pass them to the kernel	[Body]
[PATCH bpf-next v4 16/20] libbpf: Carry the exception cleanup table through the light skeleton	[Body]
[PATCH bpf-next v4 17/20] libbpf: Let the static linker carry .bpf_cleanup relocations	[Body]
[PATCH bpf-next v4 18/20] selftests/bpf: Add an end-to-end .bpf_cleanup exception test	[Body]
[PATCH bpf-next v4 19/20] selftests/bpf: Cover the exception cleanup shapes the chain does not reach	[Body]
[PATCH bpf-next v4 20/20] selftests/bpf: Load an exception cleanup program from a light skeleton	[Body]

Name

Content [All]

[PATCH bpf-next v4 01/20] bpf: Accept the compiler's exception cleanup table at program load

[PATCH bpf-next v4 02/20] bpf: Add the bpf_unwind_resume() kfunc

[PATCH bpf-next v4 03/20] bpf: Add lookups for exception cleanup resumes and landing pads

[PATCH bpf-next v4 04/20] bpf: Prepare for an exception cleanup table before the CFG walk

[PATCH bpf-next v4 05/20] bpf: Make exception landing pads reachable in the CFG

[PATCH bpf-next v4 06/20] bpf: Explore the landing pads no call site reaches

[PATCH bpf-next v4 07/20] bpf: Refuse exception cleanup shapes bpf_throw() cannot dispatch

[PATCH bpf-next v4 08/20] bpf: Walk the exception unwind in the verifier

[PATCH bpf-next v4 09/20] bpf: Refuse a private stack for a program with an exception cleanup table

[PATCH bpf-next v4 10/20] bpf: Dispatch exception cleanup pads from bpf_throw()

[PATCH bpf-next v4 11/20] bpf, x86: Dispatch exception cleanup pads at run time

[PATCH bpf-next v4 12/20] bpf, arm64: Dispatch exception cleanup pads at run time

[PATCH bpf-next v4 13/20] libbpf: Resolve the compiler's _Unwind_Resume to the kernel's kfunc

[PATCH bpf-next v4 14/20] libbpf: Add cleanup_info to bpf_prog_load_opts

[PATCH bpf-next v4 15/20] libbpf: Collect .bpf_cleanup records and pass them to the kernel

[PATCH bpf-next v4 16/20] libbpf: Carry the exception cleanup table through the light skeleton

[PATCH bpf-next v4 17/20] libbpf: Let the static linker carry .bpf_cleanup relocations

[PATCH bpf-next v4 18/20] selftests/bpf: Add an end-to-end .bpf_cleanup exception test

[PATCH bpf-next v4 19/20] selftests/bpf: Cover the exception cleanup shapes the chain does not reach

[PATCH bpf-next v4 20/20] selftests/bpf: Load an exception cleanup program from a light skeleton

Session 2026-09-21

Passed

ID (for dev)	fa5b8b7b-7196-4924-a819-cf8ceffe415f
Status	finished
Triaged	OK [Log] [Trajectory]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	63b13537e6b223699dabb60ec0009b0c976e7181 [Config]		passed [Log]
[KASAN] Boot test: Base	63b13537e6b223699dabb60ec0009b0c976e7181 [Config]		passed [Log]
[KASAN] Build Patched		63b13537e6b223699dabb60ec0009b0c976e7181 [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		63b13537e6b223699dabb60ec0009b0c976e7181 [Config] [patched]	passed [Log]
[KASAN] Fuzz	63b13537e6b223699dabb60ec0009b0c976e7181 [Config]	63b13537e6b223699dabb60ec0009b0c976e7181 [Config] [patched]	passed [Log] [Artifacts]

Patches (20)

Series Summary

Sessions

Session 2026-09-21