From: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
To: "Rantala, Tommi T. (Nokia - FI/Espoo)" <tommi.t.rantala@nokia.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"sashal@kernel.org" <sashal@kernel.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>,
"memxor@gmail.com" <memxor@gmail.com>,
"ast@kernel.org" <ast@kernel.org>
Subject: Re: [PATCH 5.4 21/43] selftests/bpf: Add test for bpf_timer overwriting crash
Date: Mon, 21 Mar 2022 13:46:40 +0100 [thread overview]
Message-ID: <YjhzsKYWXw0/Zy0z@kroah.com> (raw)
In-Reply-To: <a0a7298ca5c64b3d0ecfcc8821c2de79186fa9f7.camel@nokia.com>
On Fri, Mar 18, 2022 at 07:27:07AM +0000, Rantala, Tommi T. (Nokia - FI/Espoo) wrote:
> On Mon, 2022-03-14 at 12:53 +0100, Greg Kroah-Hartman wrote:
> > From: Kumar Kartikeya Dwivedi <memxor@gmail.com>
> >
> > [ Upstream commit a7e75016a0753c24d6c995bc02501ae35368e333 ]
> >
> > Add a test that validates that timer value is not overwritten when doing
> > a copy_map_value call in the kernel. Without the prior fix, this test
> > triggers a crash.
> >
> > Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
> > Signed-off-by: Alexei Starovoitov <ast@kernel.org>
> > Link: https://lore.kernel.org/bpf/20220209070324.1093182-3-memxor@gmail.com
> > Signed-off-by: Sasha Levin <sashal@kernel.org>
>
> Hi, this patch in 5.4.185 breaks bpf selftests build for me:
>
> progs/timer_crash.c:3:10: fatal error: 'vmlinux.h' file not found
> #include <vmlinux.h>
> ^~~~~~~~~~~
>
> Based on quick look, vmlinux.h generation was added to selftests in v5.7,
> so drop this patch in v5.4?
Now reverted, thanks!
greg k-h
next prev parent reply other threads:[~2022-03-21 12:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-14 11:53 [PATCH 5.4 00/43] 5.4.185-rc1 review Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 01/43] clk: qcom: gdsc: Add support to update GDSC transition delay Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 02/43] arm64: dts: armada-3720-turris-mox: Add missing ethernet0 alias Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 03/43] virtio-blk: Dont use MAX_DISCARD_SEGMENTS if max_discard_seg is zero Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 04/43] net: qlogic: check the return value of dma_alloc_coherent() in qed_vf_hw_prepare() Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 05/43] qed: return status of qed_iov_get_link Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 06/43] drm/sun4i: mixer: Fix P010 and P210 format numbers Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 07/43] ARM: dts: aspeed: Fix AST2600 quad spi group Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 08/43] ethernet: Fix error handling in xemaclite_of_probe Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 09/43] net: ethernet: ti: cpts: Handle error for clk_enable Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 10/43] net: ethernet: lpc_eth: " Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 11/43] ax25: Fix NULL pointer dereference in ax25_kill_by_device Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 12/43] net/mlx5: Fix size field in bufferx_reg struct Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 13/43] net/mlx5: Fix a race on command flush flow Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 14/43] NFC: port100: fix use-after-free in port100_send_complete Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 15/43] selftests: pmtu.sh: Kill tcpdump processes launched by subshell Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 16/43] gpio: ts4900: Do not set DAT and OE together Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 17/43] gianfar: ethtool: Fix refcount leak in gfar_get_ts_info Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 18/43] net: phy: DP83822: clear MISR2 register to disable interrupts Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 19/43] sctp: fix kernel-infoleak for SCTP sockets Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 20/43] net: bcmgenet: Dont claim WOL when its not available Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 21/43] selftests/bpf: Add test for bpf_timer overwriting crash Greg Kroah-Hartman
2022-03-18 7:27 ` Rantala, Tommi T. (Nokia - FI/Espoo)
2022-03-21 12:46 ` gregkh [this message]
2022-03-14 11:53 ` [PATCH 5.4 22/43] net-sysfs: add check for netdevice being present to speed_show Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 23/43] Revert "xen-netback: remove hotplug-status once it has served its purpose" Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 24/43] Revert "xen-netback: Check for hotplug-status existence before watching" Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 25/43] ipv6: prevent a possible race condition with lifetimes Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 26/43] tracing: Ensure trace buffer is at least 4096 bytes large Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 27/43] selftest/vm: fix map_fixed_noreplace test failure Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 28/43] selftests/memfd: clean up mapping in mfd_fail_write Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 29/43] ARM: Spectre-BHB: provide empty stub for non-config Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 30/43] fuse: fix pipe buffer lifetime for direct_io Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 31/43] staging: gdm724x: fix use after free in gdm_lte_rx() Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 32/43] net: macb: Fix lost RX packet wakeup race in NAPI receive Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 33/43] mmc: meson: Fix usage of meson_mmc_post_req() Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 34/43] riscv: Fix auipc+jalr relocation range checks Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 35/43] arm64: dts: marvell: armada-37xx: Remap IO space to bus address 0x0 Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 36/43] virtio: unexport virtio_finalize_features Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 37/43] virtio: acknowledge all features before access Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 38/43] ARM: fix Thumb2 regression with Spectre BHB Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 39/43] ext4: add check to prevent attempting to resize an fs with sparse_super2 Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 40/43] x86/cpufeatures: Mark two free bits in word 3 Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 41/43] x86/cpu: Add hardware-enforced cache coherency as a CPUID feature Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 42/43] x86/mm/pat: Dont flush cache if hardware enforces cache coherency across encryption domnains Greg Kroah-Hartman
2022-03-14 11:53 ` [PATCH 5.4 43/43] KVM: SVM: Dont flush cache if hardware enforces cache coherency across encryption domains Greg Kroah-Hartman
2022-03-14 21:11 ` [PATCH 5.4 00/43] 5.4.185-rc1 review Florian Fainelli
2022-03-15 0:52 ` Guenter Roeck
2022-03-15 9:41 ` Naresh Kamboju
2022-03-15 12:29 ` Sudip Mukherjee
2022-03-16 0:54 ` Samuel Zou
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