=====================================================
BUG: KMSAN: uninit-value in ____bpf_get_branch_snapshot kernel/trace/bpf_trace.c:1076 [inline]
BUG: KMSAN: uninit-value in bpf_get_branch_snapshot+0x128/0x180 kernel/trace/bpf_trace.c:1066
 ____bpf_get_branch_snapshot kernel/trace/bpf_trace.c:1076 [inline]
 bpf_get_branch_snapshot+0x128/0x180 kernel/trace/bpf_trace.c:1066
 ___bpf_prog_run+0x92d/0xb420 kernel/bpf/core.c:1558
 __bpf_prog_run32+0x121/0x180 kernel/bpf/core.c:1796
 bpf_dispatcher_nop_func include/linux/bpf.h:784 [inline]
 __bpf_prog_run include/linux/filter.h:626 [inline]
 bpf_prog_run include/linux/filter.h:633 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1988 [inline]
 bpf_trace_run2+0x129/0x380 kernel/trace/bpf_trace.c:2025
 __bpf_trace_sys_exit+0x1a4/0x200 include/trace/events/syscalls.h:44
 trace_sys_exit include/trace/events/syscalls.h:44 [inline]
 syscall_exit_work+0x516/0x560 kernel/entry/common.c:251
 syscall_exit_to_user_mode_prepare kernel/entry/common.c:282 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:287 [inline]
 syscall_exit_to_user_mode+0x71/0xc0 kernel/entry/common.c:300
 __do_fast_syscall_32+0xa5/0xf0 arch/x86/entry/common.c:182
 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:204
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:247
 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c

Local variable regs created at:
 __bpf_prog_run32+0x84/0x180 kernel/bpf/core.c:1796
 bpf_dispatcher_nop_func include/linux/bpf.h:784 [inline]
 __bpf_prog_run include/linux/filter.h:626 [inline]
 bpf_prog_run include/linux/filter.h:633 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1988 [inline]
 bpf_trace_run2+0x129/0x380 kernel/trace/bpf_trace.c:2025

CPU: 0 PID: 8366 Comm: syz-executor.5 Not tainted 5.17.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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