March 2022 - Lkft-triage - lists.linaro.org

WARNING: CPU: 0 PID: 884 at arch/x86/kvm/../../../virt/kvm/kvm_main.c:3162 mark_page_dirty_in_slot

by Naresh Kamboju

While running kselftest kvm tests on Linux mainline 5.17.0-rc8 on x86_64 device the following kernel warning was noticed # selftests: kvm: hyperv_clock [ 59.752584] ------------[ cut here ]------------ [ 59.757297] WARNING: CPU: 0 PID: 884 at arch/x86/kvm/../../../virt/kvm/kvm_main.c:3162 mark_page_dirty_in_slot+0xba/0xd0 [ 59.768196] Modules linked in: x86_pkg_temp_thermal fuse [ 59.773531] CPU: 0 PID: 884 Comm: hyperv_clock Not tainted 5.17.0-rc8 #1 [ 59.780242] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.5 11/26/2020 [ 59.787652] RIP: 0010:mark_page_dirty_in_slot+0xba/0xd0 [ 59.792894] Code: 89 ea 09 c6 e8 07 cd 00 00 5b 41 5c 41 5d 41 5e 5d c3 48 8b 83 c0 00 00 00 49 63 d5 f0 48 0f ab 10 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b 5b 41 5c 41 5d 41 5e 5d c3 0f 1f 44 00 00 eb 80 0f 1f 40 00 [ 59.811659] RSP: 0018:ffffa1548109bbe0 EFLAGS: 00010246 [ 59.816919] RAX: 0000000080000000 RBX: ffff9174c5303a00 RCX: 0000000000000000 [ 59.824068] RDX: 0000000000000000 RSI: ffffffffb6e29061 RDI: ffffffffb6e29061 [ 59.831219] RBP: ffffa1548109bc00 R08: 0000000000000000 R09: 0000000000000001 [ 59.838369] R10: 0000000000000001 R11: 0000000000000000 R12: ffffa1548109d000 [ 59.845545] R13: 0000000000000022 R14: 0000000000000000 R15: 0000000000000004 [ 59.852721] FS: 00007f07cc7b9740(0000) GS:ffff917827a00000(0000) knlGS:0000000000000000 [ 59.860822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.866585] CR2: 0000000000000000 CR3: 0000000106700006 CR4: 00000000003726f0 [ 59.873737] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.880886] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.888034] Call Trace: [ 59.890512] <TASK> [ 59.892641] __kvm_write_guest_page+0xc8/0x100 [ 59.897112] kvm_write_guest+0x61/0xb0 [ 59.900882] kvm_hv_invalidate_tsc_page+0xd3/0x140 [ 59.905688] ? kvm_hv_invalidate_tsc_page+0x72/0x140 [ 59.910676] kvm_arch_vm_ioctl+0x20f/0xb70 [ 59.914789] ? __lock_acquire+0x3af/0x2370 [ 59.918913] ? __this_cpu_preempt_check+0x13/0x20 [ 59.923638] ? lock_is_held_type+0xdd/0x130 [ 59.927845] kvm_vm_ioctl+0x774/0xe10 [ 59.931530] ? ktime_get_coarse_real_ts64+0xbe/0xd0 [ 59.936429] ? __this_cpu_preempt_check+0x13/0x20 [ 59.941178] ? lockdep_hardirqs_on+0x7e/0x100 [ 59.945552] ? ktime_get_coarse_real_ts64+0xbe/0xd0 [ 59.950493] ? ktime_get_coarse_real_ts64+0xbe/0xd0 [ 59.955459] ? security_file_ioctl+0x37/0x50 [ 59.959753] __x64_sys_ioctl+0x91/0xc0 [ 59.963524] do_syscall_64+0x5c/0x80 [ 59.967125] ? do_syscall_64+0x69/0x80 [ 59.970896] ? syscall_exit_to_user_mode+0x3e/0x50 [ 59.975706] ? do_syscall_64+0x69/0x80 [ 59.979495] ? exc_page_fault+0x7c/0x250 [ 59.983453] ? asm_exc_page_fault+0x8/0x30 [ 59.987570] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.992637] RIP: 0033:0x7f07cc0b78f7 [ 59.996234] Code: b3 66 90 48 8b 05 a1 35 2c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 71 35 2c 00 f7 d8 64 89 01 48 [ 60.014996] RSP: 002b:00007ffdf0b37478 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.022581] RAX: ffffffffffffffda RBX: 000000004030ae7b RCX: 00007f07cc0b78f7 [ 60.029729] RDX: 00007ffdf0b374b0 RSI: 000000004030ae7b RDI: 0000000000000006 [ 60.036880] RBP: 0000000000000007 R08: 000000000040de60 R09: 0000000000000007 [ 60.044030] R10: 0000000000067816 R11: 0000000000000246 R12: 00007f07cc7bf000 [ 60.051180] R13: 0000000000000007 R14: 0000000000006592 R15: 0000000000136843 [ 60.058357] </TASK> [ 60.060566] irq event stamp: 6625 [ 60.063925] hardirqs last enabled at (6635): [<ffffffffb7064848>] __up_console_sem+0x58/0x60 [ 60.072511] hardirqs last disabled at (6644): [<ffffffffb706482d>] __up_console_sem+0x3d/0x60 [ 60.081044] softirqs last enabled at (6092): [<ffffffffb8400327>] __do_softirq+0x327/0x493 [ 60.089407] softirqs last disabled at (6085): [<ffffffffb6fe3a65>] irq_exit_rcu+0xe5/0x130 [ 60.097735] ---[ end trace 0000000000000000 ]--- ok 6 selftests: kvm: hyperv_clock Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org> metadata: git_describe: v5.17-rc8 git_ref: master git_repo: https://gitlab.com/Linaro/lkft/mirrors/torvalds/linux-mainline git_sha: 09688c0166e76ce2fb85e86b9d99be8b0084cdf9 kernel-config: https://builds.tuxbuild.com/26LbaUN6vcuAN7Rd69gZkFWp5J8/config build: https://builds.tuxbuild.com/26LbaUN6vcuAN7Rd69gZkFWp5J8/ -- Linaro LKFT https://lkft.linaro.org [1] https://lkft.validation.linaro.org/scheduler/job/4714912#L1520 [2] https://qa-reports.linaro.org/lkft/linux-mainline-master/build/v5.17-rc8/te…

2 years, 11 months

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[CI] juno: linux-4.19.y 4a3043563aa9 Failure

by ci_notify＠linaro.org

Build URL: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Full log: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Parsed warnings/errors: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Git branch: linux-4.19.y Git URL: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Git commit: 4a3043563aa908c48d7d1a19fccbd97c56fdd119 Errors: ERROR: linux-generic-stable-rc-4.19+gitAUTOINC+4a3043563a-r0 do_compile: oe_runmake failed ERROR: linux-generic-stable-rc-4.19+gitAUTOINC+4a3043563a-r0 do_compile: Function failed: do_compile (log file is located at /srv/oe/build/tmp-lkft-glibc/work/juno-linaro-linux/linux-generic-stable-rc/4.19+gitAUTOINC+4a3043563a-r0/temp/log.do_compile.5879) ERROR: Logfile of failure stored in: /srv/oe/build/tmp-lkft-glibc/work/juno-linaro-linux/linux-generic-stable-rc/4.19+gitAUTOINC+4a3043563a-r0/temp/log.do_compile.5879 ERROR: Task (/srv/oe/build/conf/../../layers/meta-lkft/recipes-kernel/linux/linux-generic-stable-rc_4.19.bb:do_compile) failed with exit code '1'

2 years, 11 months

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[CI] hikey: linux-4.19.y 4a3043563aa9 Failure

by ci_notify＠linaro.org

Build URL: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Full log: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Parsed warnings/errors: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Git branch: linux-4.19.y Git URL: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Git commit: 4a3043563aa908c48d7d1a19fccbd97c56fdd119 Errors: ERROR: linux-generic-stable-rc-4.19+gitAUTOINC+4a3043563a-r0 do_compile: oe_runmake failed ERROR: linux-generic-stable-rc-4.19+gitAUTOINC+4a3043563a-r0 do_compile: Function failed: do_compile (log file is located at /srv/oe/build/tmp-lkft-glibc/work/hikey-linaro-linux/linux-generic-stable-rc/4.19+gitAUTOINC+4a3043563a-r0/temp/log.do_compile.5069) ERROR: Logfile of failure stored in: /srv/oe/build/tmp-lkft-glibc/work/hikey-linaro-linux/linux-generic-stable-rc/4.19+gitAUTOINC+4a3043563a-r0/temp/log.do_compile.5069 ERROR: Task (/srv/oe/build/conf/../../layers/meta-lkft/recipes-kernel/linux/linux-generic-stable-rc_4.19.bb:do_compile) failed with exit code '1'

2 years, 11 months

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[CI] dragonboard-410c: linux-4.19.y 4a3043563aa9 Failure

by ci_notify＠linaro.org

Build URL: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Full log: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Parsed warnings/errors: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-4.19/DISTRO=lkf… Git branch: linux-4.19.y Git URL: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Git commit: 4a3043563aa908c48d7d1a19fccbd97c56fdd119 Errors: ERROR: linux-generic-stable-rc-4.19+gitAUTOINC+4a3043563a-r0 do_compile: oe_runmake failed ERROR: linux-generic-stable-rc-4.19+gitAUTOINC+4a3043563a-r0 do_compile: Function failed: do_compile (log file is located at /srv/oe/build/tmp-lkft-glibc/work/dragonboard_410c-linaro-linux/linux-generic-stable-rc/4.19+gitAUTOINC+4a3043563a-r0/temp/log.do_compile.4977) ERROR: Logfile of failure stored in: /srv/oe/build/tmp-lkft-glibc/work/dragonboard_410c-linaro-linux/linux-generic-stable-rc/4.19+gitAUTOINC+4a3043563a-r0/temp/log.do_compile.4977 ERROR: Task (/srv/oe/build/conf/../../layers/meta-lkft/recipes-kernel/linux/linux-generic-stable-rc_4.19.bb:do_compile) failed with exit code '1'

2 years, 11 months

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[PATCH 4.14 00/23] 4.14.272-rc1 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 4.14.272 release. There are 23 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be made by Wed, 16 Mar 2022 11:27:22 +0000. Anything received after that time might be too late. The whole patch series can be found in one patch at: https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.14.272-r… or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.14.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 4.14.272-rc1 Qu Wenruo <wqu(a)suse.com> btrfs: unlock newly allocated extent buffer after error Josh Triplett <josh(a)joshtriplett.org> ext4: add check to prevent attempting to resize an fs with sparse_super2 Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix Thumb2 regression with Spectre BHB Michael S. Tsirkin <mst(a)redhat.com> virtio: acknowledge all features before access Michael S. Tsirkin <mst(a)redhat.com> virtio: unexport virtio_finalize_features James Morse <james.morse(a)arm.com> KVM: arm64: Reset PMC_EL0 to avoid a panic() on systems with no PMU Dan Carpenter <dan.carpenter(a)oracle.com> staging: gdm724x: fix use after free in gdm_lte_rx() Randy Dunlap <rdunlap(a)infradead.org> ARM: Spectre-BHB: provide empty stub for non-config Mike Kravetz <mike.kravetz(a)oracle.com> selftests/memfd: clean up mapping in mfd_fail_write Sven Schnelle <svens(a)linux.ibm.com> tracing: Ensure trace buffer is at least 4096 bytes large Marek Marczykowski-Górecki <marmarek(a)invisiblethingslab.com> Revert "xen-netback: Check for hotplug-status existence before watching" Marek Marczykowski-Górecki <marmarek(a)invisiblethingslab.com> Revert "xen-netback: remove 'hotplug-status' once it has served its purpose" suresh kumar <suresh2514(a)gmail.com> net-sysfs: add check for netdevice being present to speed_show Eric Dumazet <edumazet(a)google.com> sctp: fix kernel-infoleak for SCTP sockets Mark Featherston <mark(a)embeddedTS.com> gpio: ts4900: Do not set DAT and OE together Pavel Skripkin <paskripkin(a)gmail.com> NFC: port100: fix use-after-free in port100_send_complete Mohammad Kabat <mohammadkab(a)nvidia.com> net/mlx5: Fix size field in bufferx_reg struct Duoming Zhou <duoming(a)zju.edu.cn> ax25: Fix NULL pointer dereference in ax25_kill_by_device Jiasheng Jiang <jiasheng(a)iscas.ac.cn> net: ethernet: lpc_eth: Handle error for clk_enable Jiasheng Jiang <jiasheng(a)iscas.ac.cn> net: ethernet: ti: cpts: Handle error for clk_enable Miaoqian Lin <linmq006(a)gmail.com> ethernet: Fix error handling in xemaclite_of_probe Tom Rix <trix(a)redhat.com> qed: return status of qed_iov_get_link Jia-Ju Bai <baijiaju1990(a)gmail.com> net: qlogic: check the return value of dma_alloc_coherent() in qed_vf_hw_prepare() ------------- Diffstat: Makefile | 4 +-- arch/arm/include/asm/spectre.h | 6 ++++ arch/arm/kernel/entry-armv.S | 4 +-- arch/arm64/kvm/sys_regs.c | 4 ++- drivers/gpio/gpio-ts4900.c | 24 ++++++++++++---- drivers/net/ethernet/nxp/lpc_eth.c | 5 +++- drivers/net/ethernet/qlogic/qed/qed_sriov.c | 18 +++++++----- drivers/net/ethernet/qlogic/qed/qed_vf.c | 7 +++++ drivers/net/ethernet/ti/cpts.c | 4 ++- drivers/net/ethernet/xilinx/xilinx_emaclite.c | 4 ++- drivers/net/xen-netback/xenbus.c | 13 ++++----- drivers/nfc/port100.c | 2 ++ drivers/staging/gdm724x/gdm_lte.c | 5 ++-- drivers/virtio/virtio.c | 40 ++++++++++++++------------- fs/btrfs/extent-tree.c | 1 + fs/ext4/resize.c | 5 ++++ include/linux/mlx5/mlx5_ifc.h | 4 +-- include/linux/virtio.h | 1 - include/linux/virtio_config.h | 3 +- kernel/trace/trace.c | 10 ++++--- net/ax25/af_ax25.c | 7 +++++ net/core/net-sysfs.c | 2 +- net/sctp/sctp_diag.c | 9 ++---- tools/testing/selftests/memfd/memfd_test.c | 1 + 24 files changed, 119 insertions(+), 64 deletions(-)

2 years, 11 months

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[PATCH 4.9 00/20] 4.9.307-rc1 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 4.9.307 release. There are 20 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be made by Wed, 16 Mar 2022 11:27:22 +0000. Anything received after that time might be too late. The whole patch series can be found in one patch at: https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.307-rc… or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 4.9.307-rc1 Qu Wenruo <wqu(a)suse.com> btrfs: unlock newly allocated extent buffer after error Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix Thumb2 regression with Spectre BHB Sven Eckelmann <sven(a)narfation.org> batman-adv: Don't expect inter-netns unique iflink indices Sven Eckelmann <sven(a)narfation.org> batman-adv: Request iflink once in batadv-on-batadv check James Morse <james.morse(a)arm.com> KVM: arm64: Reset PMC_EL0 to avoid a panic() on systems with no PMU Dan Carpenter <dan.carpenter(a)oracle.com> staging: gdm724x: fix use after free in gdm_lte_rx() Randy Dunlap <rdunlap(a)infradead.org> ARM: Spectre-BHB: provide empty stub for non-config Mike Kravetz <mike.kravetz(a)oracle.com> selftests/memfd: clean up mapping in mfd_fail_write Sven Schnelle <svens(a)linux.ibm.com> tracing: Ensure trace buffer is at least 4096 bytes large Marek Marczykowski-Górecki <marmarek(a)invisiblethingslab.com> Revert "xen-netback: Check for hotplug-status existence before watching" suresh kumar <suresh2514(a)gmail.com> net-sysfs: add check for netdevice being present to speed_show Eric Dumazet <edumazet(a)google.com> sctp: fix kernel-infoleak for SCTP sockets Mark Featherston <mark(a)embeddedTS.com> gpio: ts4900: Do not set DAT and OE together Pavel Skripkin <paskripkin(a)gmail.com> NFC: port100: fix use-after-free in port100_send_complete Mohammad Kabat <mohammadkab(a)nvidia.com> net/mlx5: Fix size field in bufferx_reg struct Duoming Zhou <duoming(a)zju.edu.cn> ax25: Fix NULL pointer dereference in ax25_kill_by_device Jiasheng Jiang <jiasheng(a)iscas.ac.cn> net: ethernet: lpc_eth: Handle error for clk_enable Miaoqian Lin <linmq006(a)gmail.com> ethernet: Fix error handling in xemaclite_of_probe Tom Rix <trix(a)redhat.com> qed: return status of qed_iov_get_link Jia-Ju Bai <baijiaju1990(a)gmail.com> net: qlogic: check the return value of dma_alloc_coherent() in qed_vf_hw_prepare() ------------- Diffstat: Makefile | 4 ++-- arch/arm/include/asm/spectre.h | 6 ++++++ arch/arm/kernel/entry-armv.S | 4 ++-- arch/arm64/kvm/sys_regs.c | 4 +++- drivers/gpio/gpio-ts4900.c | 24 +++++++++++++++++++----- drivers/net/ethernet/nxp/lpc_eth.c | 5 ++++- drivers/net/ethernet/qlogic/qed/qed_sriov.c | 18 +++++++++++------- drivers/net/ethernet/qlogic/qed/qed_vf.c | 7 +++++++ drivers/net/ethernet/xilinx/xilinx_emaclite.c | 4 +++- drivers/net/xen-netback/xenbus.c | 12 ++++-------- drivers/nfc/port100.c | 2 ++ drivers/staging/gdm724x/gdm_lte.c | 5 +++-- fs/btrfs/extent-tree.c | 1 + include/linux/mlx5/mlx5_ifc.h | 4 ++-- kernel/trace/trace.c | 10 ++++++---- net/ax25/af_ax25.c | 7 +++++++ net/batman-adv/hard-interface.c | 13 ++++++++----- net/core/net-sysfs.c | 2 +- net/sctp/sctp_diag.c | 9 +++------ tools/testing/selftests/memfd/memfd_test.c | 1 + 20 files changed, 95 insertions(+), 47 deletions(-)

2 years, 11 months

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Re: [next] arm: Internal error: Oops: 5 PC is at __read_once_word_nocheck

by Naresh Kamboju

Hi Ard and Russell, Your three patches applied and tested on x15 tested by Daniel and reported kernel crash did not find it after multiple iterations. ARM: unwind: set frame.pc correctly for current-thread unwinding ARM: entry: fix unwinder problems caused by IRQ stacks ARM: Revert "unwind: dump exception stack from calling frame" Tested-by: Linux Kernel Functional Testing <lkft(a)linaro.org> Build url: https://builds.tuxbuild.com/26DZbOeAxshMvtU2FhS3Fytr7NS/ vmlinux: https://builds.tuxbuild.com/26DZbOeAxshMvtU2FhS3Fytr7NS/vmlinux.xz zImage: https://builds.tuxbuild.com/26DZbOeAxshMvtU2FhS3Fytr7NS/zImage System.map: https://builds.tuxbuild.com/26DZbOeAxshMvtU2FhS3Fytr7NS/System.map LAVA test jobs ran on x15 device: https://lkft.validation.linaro.org/scheduler/job/4702341 https://lkft.validation.linaro.org/scheduler/job/4702344 https://lkft.validation.linaro.org/scheduler/job/4702348 https://lkft.validation.linaro.org/scheduler/job/4702350 https://lkft.validation.linaro.org/scheduler/job/4702352 https://lkft.validation.linaro.org/scheduler/job/4702354 - Naresh

2 years, 11 months

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by Radik

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2 years, 11 months

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[PATCH 5.10 00/58] 5.10.105-rc2 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 5.10.105 release. There are 58 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be made by Sat, 12 Mar 2022 14:07:58 +0000. Anything received after that time might be too late. The whole patch series can be found in one patch at: https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.10.105-r… or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 5.10.105-rc2 Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Revert "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE" Juergen Gross <jgross(a)suse.com> xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross <jgross(a)suse.com> xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross <jgross(a)suse.com> xen/pvcalls: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen/9p: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen: remove gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross <jgross(a)suse.com> xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix build warning in proc-v7-bugs.c Nathan Chancellor <nathan(a)kernel.org> ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix co-processor register typo Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled James Morse <james.morse(a)arm.com> arm64: proton-pack: Include unprivileged eBPF status in Spectre v2 mitigation reporting James Morse <james.morse(a)arm.com> arm64: Use the clearbhb instruction in mitigations James Morse <james.morse(a)arm.com> KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated James Morse <james.morse(a)arm.com> arm64: Mitigate spectre style branch history side channels James Morse <james.morse(a)arm.com> KVM: arm64: Allow indirect vectors to be used without SPECTRE_V3A James Morse <james.morse(a)arm.com> arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of Spectre-v2 James Morse <james.morse(a)arm.com> arm64: Add percpu vectors for EL1 James Morse <james.morse(a)arm.com> arm64: entry: Add macro for reading symbol addresses from the trampoline James Morse <james.morse(a)arm.com> arm64: entry: Add vectors that have the bhb mitigation sequences James Morse <james.morse(a)arm.com> arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations James Morse <james.morse(a)arm.com> arm64: entry: Allow the trampoline text to occupy multiple pages James Morse <james.morse(a)arm.com> arm64: entry: Make the kpti trampoline's kpti sequence optional James Morse <james.morse(a)arm.com> arm64: entry: Move trampoline macros out of ifdef'd section James Morse <james.morse(a)arm.com> arm64: entry: Don't assume tramp_vectors is the start of the vectors James Morse <james.morse(a)arm.com> arm64: entry: Allow tramp_alias to access symbols after the 4K boundary James Morse <james.morse(a)arm.com> arm64: entry: Move the trampoline data page before the text page James Morse <james.morse(a)arm.com> arm64: entry: Free up another register on kpti's tramp_exit path James Morse <james.morse(a)arm.com> arm64: entry: Make the trampoline cleanup optional James Morse <james.morse(a)arm.com> arm64: spectre: Rename spectre_v4_patch_fw_mitigation_conduit James Morse <james.morse(a)arm.com> arm64: entry.S: Add ventry overflow sanity checks Joey Gouly <joey.gouly(a)arm.com> arm64: cpufeature: add HWCAP for FEAT_RPRES Joey Gouly <joey.gouly(a)arm.com> arm64: cpufeature: add HWCAP for FEAT_AFP Joey Gouly <joey.gouly(a)arm.com> arm64: add ID_AA64ISAR2_EL1 sys register Marc Zyngier <maz(a)kernel.org> arm64: Add HWCAP for self-synchronising virtual counter Anshuman Khandual <anshuman.khandual(a)arm.com> arm64: Add Cortex-A510 CPU part definition Anshuman Khandual <anshuman.khandual(a)arm.com> arm64: Add Cortex-X2 CPU part definition Suzuki K Poulose <suzuki.poulose(a)arm.com> arm64: Add Neoverse-N2, Cortex-A710 CPU part definition Hector Martin <marcan(a)marcan.st> arm64: cputype: Add CPU implementor & types for the Apple M1 cores Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra <peterz(a)infradead.org> x86,bugs: Unconditionally allow spectre_v2=retpoline,amd ------------- Diffstat: Documentation/admin-guide/hw-vuln/spectre.rst | 48 ++-- Documentation/admin-guide/kernel-parameters.txt | 8 +- Documentation/arm64/cpu-feature-registers.rst | 29 +- Documentation/arm64/elf_hwcaps.rst | 12 + Makefile | 4 +- arch/arm/include/asm/assembler.h | 10 + arch/arm/include/asm/spectre.h | 32 +++ arch/arm/include/asm/vmlinux.lds.h | 43 ++- arch/arm/kernel/Makefile | 2 + arch/arm/kernel/entry-armv.S | 79 +++++- arch/arm/kernel/entry-common.S | 24 ++ arch/arm/kernel/spectre.c | 71 +++++ arch/arm/kernel/traps.c | 65 ++++- arch/arm/mm/Kconfig | 11 + arch/arm/mm/proc-v7-bugs.c | 208 +++++++++++--- arch/arm64/Kconfig | 9 + arch/arm64/include/asm/assembler.h | 33 +++ arch/arm64/include/asm/cpu.h | 1 + arch/arm64/include/asm/cpucaps.h | 3 +- arch/arm64/include/asm/cpufeature.h | 28 ++ arch/arm64/include/asm/cputype.h | 22 ++ arch/arm64/include/asm/fixmap.h | 6 +- arch/arm64/include/asm/hwcap.h | 3 + arch/arm64/include/asm/insn.h | 1 + arch/arm64/include/asm/kvm_asm.h | 8 + arch/arm64/include/asm/kvm_mmu.h | 3 +- arch/arm64/include/asm/mmu.h | 6 + arch/arm64/include/asm/sections.h | 5 + arch/arm64/include/asm/spectre.h | 4 + arch/arm64/include/asm/sysreg.h | 18 ++ arch/arm64/include/asm/vectors.h | 73 +++++ arch/arm64/include/uapi/asm/hwcap.h | 3 + arch/arm64/include/uapi/asm/kvm.h | 5 + arch/arm64/kernel/cpu_errata.c | 7 + arch/arm64/kernel/cpufeature.c | 28 +- arch/arm64/kernel/cpuinfo.c | 4 + arch/arm64/kernel/entry.S | 213 ++++++++++---- arch/arm64/kernel/proton-pack.c | 359 +++++++++++++++++++++++- arch/arm64/kernel/vmlinux.lds.S | 2 +- arch/arm64/kvm/arm.c | 3 +- arch/arm64/kvm/hyp/hyp-entry.S | 4 + arch/arm64/kvm/hyp/smccc_wa.S | 75 +++++ arch/arm64/kvm/hyp/vhe/switch.c | 9 +- arch/arm64/kvm/hypercalls.c | 12 + arch/arm64/kvm/psci.c | 18 +- arch/arm64/kvm/sys_regs.c | 2 +- arch/arm64/mm/mmu.c | 12 +- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/cpu/bugs.c | 205 ++++++++++---- drivers/acpi/ec.c | 10 - drivers/acpi/sleep.c | 14 +- drivers/block/xen-blkfront.c | 63 +++-- drivers/net/xen-netfront.c | 54 ++-- drivers/scsi/xen-scsifront.c | 3 +- drivers/xen/gntalloc.c | 25 +- drivers/xen/grant-table.c | 71 ++--- drivers/xen/pvcalls-front.c | 8 +- drivers/xen/xenbus/xenbus_client.c | 24 +- include/linux/arm-smccc.h | 5 + include/linux/bpf.h | 12 + include/xen/grant_table.h | 19 +- kernel/sysctl.c | 7 + net/9p/trans_xen.c | 14 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 65 files changed, 1825 insertions(+), 354 deletions(-)

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[PATCH 4.9 00/38] 4.9.306-rc2 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 4.9.306 release. There are 38 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know. Responses should be made by Sat, 12 Mar 2022 14:07:58 +0000. Anything received after that time might be too late. The whole patch series can be found in one patch at: https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.306-rc… or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 4.9.306-rc2 Juergen Gross <jgross(a)suse.com> xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross <jgross(a)suse.com> xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross <jgross(a)suse.com> xen: remove gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross <jgross(a)suse.com> xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix build warning in proc-v7-bugs.c WANG Chao <chao.wang(a)ucloud.cn> x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE Masahiro Yamada <yamada.masahiro(a)socionext.com> x86/build: Fix compiler support check for CONFIG_RETPOLINE Nathan Chancellor <nathan(a)kernel.org> ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix co-processor register typo Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Mark Rutland <mark.rutland(a)arm.com> arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit() Steven Price <steven.price(a)arm.com> arm/arm64: Provide a wrapper for SMCCC 1.1 calls Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra <peterz(a)infradead.org> x86,bugs: Unconditionally allow spectre_v2=retpoline,amd Borislav Petkov <bp(a)suse.de> x86/speculation: Merge one test in spectre_v2_user_select_mitigation() Lukas Bulwahn <lukas.bulwahn(a)gmail.com> Documentation: refer to config RANDOMIZE_BASE for kernel address-space randomization Josh Poimboeuf <jpoimboe(a)redhat.com> Documentation: Add swapgs description to the Spectre v1 documentation Tim Chen <tim.c.chen(a)linux.intel.com> Documentation: Add section about CPU vulnerabilities for Spectre Zhenzhong Duan <zhenzhong.duan(a)oracle.com> x86/retpoline: Remove minimal retpoline support Zhenzhong Duan <zhenzhong.duan(a)oracle.com> x86/retpoline: Make CONFIG_RETPOLINE depend on compiler support Zhenzhong Duan <zhenzhong.duan(a)oracle.com> x86/speculation: Add RETPOLINE_AMD support to the inline asm CALL_NOSPEC variant ------------- Diffstat: Documentation/hw-vuln/index.rst | 1 + Documentation/hw-vuln/spectre.rst | 785 +++++++++++++++++++++++++++++++ Documentation/kernel-parameters.txt | 8 +- Makefile | 4 +- arch/arm/include/asm/assembler.h | 10 + arch/arm/include/asm/spectre.h | 32 ++ arch/arm/kernel/Makefile | 2 + arch/arm/kernel/entry-armv.S | 79 +++- arch/arm/kernel/entry-common.S | 24 + arch/arm/kernel/spectre.c | 71 +++ arch/arm/kernel/traps.c | 65 ++- arch/arm/kernel/vmlinux-xip.lds.S | 45 +- arch/arm/kernel/vmlinux.lds.S | 45 +- arch/arm/mm/Kconfig | 11 + arch/arm/mm/proc-v7-bugs.c | 199 ++++++-- arch/x86/Kconfig | 4 - arch/x86/Makefile | 11 +- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 41 +- arch/x86/kernel/cpu/bugs.c | 225 ++++++--- drivers/block/xen-blkfront.c | 67 +-- drivers/firmware/psci.c | 15 + drivers/net/xen-netfront.c | 54 ++- drivers/scsi/xen-scsifront.c | 3 +- drivers/xen/gntalloc.c | 25 +- drivers/xen/grant-table.c | 59 ++- drivers/xen/xenbus/xenbus_client.c | 24 +- include/linux/arm-smccc.h | 74 +++ include/linux/bpf.h | 11 + include/linux/compiler-gcc.h | 2 +- include/linux/module.h | 2 +- include/xen/grant_table.h | 19 +- kernel/sysctl.c | 8 + scripts/mod/modpost.c | 2 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 35 files changed, 1763 insertions(+), 268 deletions(-)

2 years, 11 months

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Lkft-triage March 2022