From 42b90a7c596c2b7d8f8d034dff7d8c635631de5a Mon Sep 17 00:00:00 2001 From: Dmitry Vyukov Date: Wed, 3 Feb 2021 14:09:04 +0100 Subject: pkg/report: ignore krealloc in KFENCE reports --- pkg/report/testdata/linux/report/599 | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 pkg/report/testdata/linux/report/599 (limited to 'pkg/report/testdata') diff --git a/pkg/report/testdata/linux/report/599 b/pkg/report/testdata/linux/report/599 new file mode 100644 index 000000000..0d06bfe08 --- /dev/null +++ b/pkg/report/testdata/linux/report/599 @@ -0,0 +1,26 @@ +TITLE: KFENCE: memory corruption in do_check_common + +[ 98.860898][ T9916] ================================================================== +[ 98.869076][ T9916] BUG: KFENCE: memory corruption in krealloc+0x60/0xd0 +[ 98.869076][ T9916] +[ 98.878111][ T9916] Corrupted memory at 0xffff88823bdb0018 [ 0x03 0x00 0x00 0x00 0x02 0x00 0x00 0x00 . . . . . . . . ] (in kfence-#215): +[ 98.890643][ T9916] krealloc+0x60/0xd0 +[ 98.890672][ T9916] do_check_common+0x3b2a/0xd090 +[ 98.890695][ T9916] bpf_check+0x900a/0xcbe0 +[ 98.890714][ T9916] bpf_prog_load+0xe47/0x1f40 +[ 98.919655][ T9916] __do_sys_bpf+0x1251/0x4f00 +[ 98.924347][ T9916] do_syscall_64+0x2d/0x70 +[ 98.928792][ T9916] entry_SYSCALL_64_after_hwframe+0x44/0xa9 +[ 98.934699][ T9916] +[ 98.937023][ T9916] kfence-#215 [0xffff88823bdb0000-0xffff88823bdb0017, size=24, cache=kmalloc-32] allocated by task 9916: +[ 98.948243][ T9916] krealloc+0x7e/0xd0 +[ 98.952232][ T9916] do_check_common+0x3b2a/0xd090 +[ 98.957210][ T9916] bpf_check+0x900a/0xcbe0 +[ 98.961631][ T9916] bpf_prog_load+0xe47/0x1f40 +[ 98.966323][ T9916] __do_sys_bpf+0x1251/0x4f00 +[ 98.971097][ T9916] do_syscall_64+0x2d/0x70 +[ 98.975535][ T9916] entry_SYSCALL_64_after_hwframe+0x44/0xa9 +[ 98.981452][ T9916] +[ 98.983774][ T9916] CPU: 1 PID: 9916 Comm: syz-executor.0 Not tainted 5.11.0-rc6-next-20210202-syzkaller #0 +[ 98.993670][ T9916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 +[ 99.003732][ T9916] ================================================================== -- cgit mrf-deployment