------------[ cut here ]------------ verifier bug: error during ctx access conversion (0)(1) WARNING: CPU: 1 PID: 4493 at kernel/bpf/verifier.c:21448 convert_ctx_accesses+0x9ac/0xb00 kernel/bpf/verifier.c:21448 Modules linked in: CPU: 1 UID: 0 PID: 4493 Comm: syz.1.374 Not tainted 6.16.0-syzkaller-11579-g35a813e010b9 #0 PREEMPT Hardware name: linux,dummy-virt (DT) pstate: 61402009 (nZCv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--) pc : convert_ctx_accesses+0x9ac/0xb00 kernel/bpf/verifier.c:21448 lr : convert_ctx_accesses+0x9ac/0xb00 kernel/bpf/verifier.c:21448 sp : ffff80008ac4b9e0 x29: ffff80008ac4b9e0 x28: faf000000b7a0000 x27: 0000000000000002 x26: fcff8000834ad058 x25: 0000000000000000 x24: 0000000000000000 x23: ffff8000816d836c x22: 0000000000000004 x21: 0000000000000002 x20: 0000000000000004 x19: ffff80008243c868 x18: 00000000ffffffff x17: 0000000000000000 x16: 0000000000000000 x15: ffff80008ac4b5e0 x14: 00000000ffffffea x13: ffff80008ac4b6a8 x12: ffff8000829ff210 x11: 0000000000000001 x10: 0000000000000001 x9 : 000000000002ffe8 x8 : ffffffffffffffff x7 : ffff800082923bb8 x6 : 0000000000000002 x5 : ffff800082923000 x4 : 0000000000000002 x3 : 0000000000000001 x2 : 0000000000000000 x1 : 0000000000000000 x0 : faf0000007fda500 Call trace: convert_ctx_accesses+0x9ac/0xb00 kernel/bpf/verifier.c:21448 (P) bpf_check+0x12f8/0x2a8c kernel/bpf/verifier.c:24736 bpf_prog_load+0x634/0xb74 kernel/bpf/syscall.c:2979 __sys_bpf+0x2e0/0x1a3c kernel/bpf/syscall.c:6029 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __arm64_sys_bpf+0x24/0x34 kernel/bpf/syscall.c:6137 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x48/0x110 arch/arm64/kernel/syscall.c:49 el0_svc_common.constprop.0+0x40/0xe0 arch/arm64/kernel/syscall.c:132 do_el0_svc+0x1c/0x28 arch/arm64/kernel/syscall.c:151 el0_svc+0x34/0x10c arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0xa0/0xe4 arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x1a4/0x1a8 arch/arm64/kernel/entry.S:596 ---[ end trace 0000000000000000 ]---