Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: uninit-value in __seccomp_filter bpf | 2 | 1400d | 1400d | 0/26 | closed as invalid on 2020/05/28 10:53 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: uninit-value in __seccomp_filter bpf | 2 | 1400d | 1400d | 0/26 | closed as invalid on 2020/05/28 10:53 |
===================================================== BUG: KMSAN: uninit-value in __seccomp_filter+0x10bc/0x2720 kernel/seccomp.c:821 CPU: 1 PID: 8491 Comm: syz-executor935 Not tainted 5.8.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1df/0x240 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215 __seccomp_filter+0x10bc/0x2720 kernel/seccomp.c:821 __secure_computing+0x1fa/0x380 kernel/seccomp.c:950 syscall_trace_enter+0x63b/0xe10 arch/x86/entry/common.c:194 do_syscall_64+0x54/0x150 arch/x86/entry/common.c:382 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x43eea8 Code: Bad RIP value. RSP: 002b:00007ffc31d98e08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043eea8 RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 RBP: 00000000004be6a8 R08: 00000000000000e7 R09: ffffffffffffffd0 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:144 [inline] kmsan_internal_chain_origin+0xad/0x130 mm/kmsan/kmsan.c:310 __msan_chain_origin+0x50/0x90 mm/kmsan/kmsan_instr.c:165 ___bpf_prog_run+0x2b37/0x97a0 kernel/bpf/core.c:1412 __bpf_prog_run32+0x101/0x170 kernel/bpf/core.c:1681 bpf_dispatcher_nop_func include/linux/bpf.h:556 [inline] bpf_prog_run_pin_on_cpu include/linux/filter.h:597 [inline] seccomp_run_filters kernel/seccomp.c:272 [inline] __seccomp_filter+0x59e/0x2720 kernel/seccomp.c:817 __secure_computing+0x1fa/0x380 kernel/seccomp.c:950 syscall_trace_enter+0x63b/0xe10 arch/x86/entry/common.c:194 do_syscall_64+0x54/0x150 arch/x86/entry/common.c:382 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:144 [inline] kmsan_internal_chain_origin+0xad/0x130 mm/kmsan/kmsan.c:310 __msan_chain_origin+0x50/0x90 mm/kmsan/kmsan_instr.c:165 ___bpf_prog_run+0x6c64/0x97a0 kernel/bpf/core.c:1391 __bpf_prog_run32+0x101/0x170 kernel/bpf/core.c:1681 bpf_dispatcher_nop_func include/linux/bpf.h:556 [inline] bpf_prog_run_pin_on_cpu include/linux/filter.h:597 [inline] seccomp_run_filters kernel/seccomp.c:272 [inline] __seccomp_filter+0x59e/0x2720 kernel/seccomp.c:817 __secure_computing+0x1fa/0x380 kernel/seccomp.c:950 syscall_trace_enter+0x63b/0xe10 arch/x86/entry/common.c:194 do_syscall_64+0x54/0x150 arch/x86/entry/common.c:382 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Local variable ----regs@__bpf_prog_run32 created at: __bpf_prog_run32+0x87/0x170 kernel/bpf/core.c:1681 __bpf_prog_run32+0x87/0x170 kernel/bpf/core.c:1681 =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/07/20 04:33 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | syz | C | ci-upstream-kmsan-gce | |||
2020/07/20 10:34 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/20 09:57 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/19 23:45 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/19 23:35 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/19 21:25 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 20:39 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 20:19 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 09:51 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 08:42 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 07:18 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 06:57 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 05:20 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 02:46 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 01:54 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 01:11 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 23:11 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 23:00 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 22:22 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 21:02 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 20:31 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 18:57 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/17 18:13 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2020/07/18 13:02 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce-386 | |||||
2020/07/18 00:34 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce-386 | |||||
2020/07/18 00:14 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce-386 | |||||
2020/07/17 21:55 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce-386 | |||||
2020/07/17 20:52 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce-386 | |||||
2020/07/17 18:05 | https://github.com/google/kmsan.git master | 14525656779e | 9c812472 | .config | console log | report | ci-upstream-kmsan-gce-386 |