Accepted linux 5.19~rc6-1~exp1 (source) into experimental, experimental

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Hash: SHA512

Format: 1.8
Date: Wed, 13 Jul 2022 01:20:17 +0200
Source: linux
Architecture: source
Version: 5.19~rc6-1~exp1
Distribution: experimental
Urgency: medium
Maintainer: Debian Kernel Team <debian-kernel@lists.debian.org>
Changed-By: Ben Hutchings <benh@debian.org>
Changes:
 linux (5.19~rc6-1~exp1) experimental; urgency=medium
 .
   * New upstream release candidate
 .
   [ Ben Hutchings ]
   * [mips64el/mips64r2el] Fix package description
   * [x86] Add mitigations for RETbleed on AMD/Hygon (CVE-2022-29900) and
     Intel (CVE-2022-29901) processors:
     - x86/kvm/vmx: Make noinstr clean
     - x86/cpufeatures: Move RETPOLINE flags to word 11
     - x86/retpoline: Cleanup some #ifdefery
     - x86/retpoline: Swizzle retpoline thunk
     - x86/retpoline: Use -mfunction-return
     - x86: Undo return-thunk damage
     - x86,objtool: Create .return_sites
     - x86,static_call: Use alternative RET encoding
     - x86/ftrace: Use alternative RET encoding
     - x86/bpf: Use alternative RET encoding
     - x86/kvm: Fix SETcc emulation for return thunks
     - x86/vsyscall_emu/64: Don't use RET in vsyscall emulation
     - x86/sev: Avoid using __x86_return_thunk
     - x86: Use return-thunk in asm code
     - x86/entry: Avoid very early RET
     - objtool: Treat .text.__x86.* as noinstr
     - x86: Add magic AMD return-thunk
     - x86/bugs: Report AMD retbleed vulnerability
     - x86/bugs: Add AMD retbleed= boot parameter
     - x86/bugs: Enable STIBP for JMP2RET
     - x86/bugs: Keep a per-CPU IA32_SPEC_CTRL value
     - x86/entry: Add kernel IBRS implementation
     - x86/bugs: Optimize SPEC_CTRL MSR writes
     - x86/speculation: Add spectre_v2=ibrs option to support Kernel IBRS
     - x86/bugs: Split spectre_v2_select_mitigation() and
       spectre_v2_user_select_mitigation()
     - x86/bugs: Report Intel retbleed vulnerability
     - intel_idle: Disable IBRS during long idle
     - objtool: Update Retpoline validation
     - x86/xen: Rename SYS* entry points
     - x86/xen: Add UNTRAIN_RET
     - x86/bugs: Add retbleed=ibpb
     - x86/bugs: Do IBPB fallback check only once
     - objtool: Add entry UNRET validation
     - x86/cpu/amd: Add Spectral Chicken
     - x86/speculation: Fix RSB filling with CONFIG_RETPOLINE=n
     - x86/speculation: Fix firmware entry SPEC_CTRL handling
     - x86/speculation: Fix SPEC_CTRL write on SMT state change
     - x86/speculation: Use cached host SPEC_CTRL value for guest entry/exit
     - x86/speculation: Remove x86_spec_ctrl_mask
     - objtool: Re-add UNWIND_HINT_{SAVE_RESTORE}
     - KVM: VMX: Flatten __vmx_vcpu_run()
     - KVM: VMX: Convert launched argument to flags
     - KVM: VMX: Prevent guest RSB poisoning attacks with eIBRS
     - KVM: VMX: Fix IBRS handling after vmexit
     - x86/speculation: Fill RSB on vmexit for IBRS
     - KVM: VMX: Prevent RSB underflow before vmenter
     - x86/common: Stamp out the stepping madness
     - x86/cpu/amd: Enumerate BTC_NO
     - x86/retbleed: Add fine grained Kconfig knobs
     - x86/bugs: Add Cannon lake to RETBleed affected CPU list
     - x86/entry: Move PUSH_AND_CLEAR_REGS() back into error_entry
     - x86/bugs: Do not enable IBPB-on-entry when IBPB is not supported
     - x86/kexec: Disable RET on kexec
     - x86/speculation: Disable RRSBA behavior
     - x86/static_call: Serialize __static_call_fixup() properly
   * [amd64] Enable SLS mitigation
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Files:
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