BUG: unable to handle page fault for address: ffffffff8c74a58e #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 6612067 P4D 6612067 PUD 6613063 PMD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 476 Comm: syz-executor.1 Not tainted 6.1.78-syzkaller-1151157-gac9706483e98 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:bpf_dispatcher_xdp+0x865/0x1000 Code: ff ff ff e2 90 48 81 fa 60 21 00 a0 7f 17 48 81 fa 60 21 00 a0 0f 84 ca dd ff ff ff e2 0f 1f 84 00 00 00 00 00 48 81 fa 0c 4c <00> a0 0f 84 5f 08 00 00 ff e2 ff e2 0f 1f 84 00 00 00 00 00 0f 1f RSP: 0018:ffffc900019378b0 EFLAGS: 00010002 RAX: ffffffff8415217f RBX: ffffc90001937c00 RCX: ffff888115923cc0 RDX: ffffffffa0002160 RSI: ffffc9000193f050 RDI: ffffc90001937c00 RBP: ffffc900019378d0 R08: ffffffff842e61dd R09: ffffed1022b24799 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc9000193f030 R14: ffffffffa0002160 R15: ffffc9000193f050 FS: 00007f59eac0a6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff8c74a58e CR3: 0000000114629000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __bpf_prog_run include/linux/filter.h:600 [inline] bpf_prog_run_xdp include/linux/filter.h:775 [inline] bpf_test_run+0x470/0xa40 net/bpf/test_run.c:400 bpf_prog_test_run_xdp+0x7a7/0x1130 net/bpf/test_run.c:1389 bpf_prog_test_run+0x3b0/0x630 kernel/bpf/syscall.c:3650 __sys_bpf+0x59f/0x7f0 kernel/bpf/syscall.c:5005 __do_sys_bpf kernel/bpf/syscall.c:5091 [inline] __se_sys_bpf kernel/bpf/syscall.c:5089 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5089 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f59e9e7cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f59eac0a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f59e9f9bf80 RCX: 00007f59e9e7cae9 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007f59e9ec847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f59e9f9bf80 R15: 00007fff760f18c8 Modules linked in: CR2: ffffffff8c74a58e ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x865/0x1000 Code: ff ff ff e2 90 48 81 fa 60 21 00 a0 7f 17 48 81 fa 60 21 00 a0 0f 84 ca dd ff ff ff e2 0f 1f 84 00 00 00 00 00 48 81 fa 0c 4c <00> a0 0f 84 5f 08 00 00 ff e2 ff e2 0f 1f 84 00 00 00 00 00 0f 1f RSP: 0018:ffffc900019378b0 EFLAGS: 00010002 RAX: ffffffff8415217f RBX: ffffc90001937c00 RCX: ffff888115923cc0 RDX: ffffffffa0002160 RSI: ffffc9000193f050 RDI: ffffc90001937c00 RBP: ffffc900019378d0 R08: ffffffff842e61dd R09: ffffed1022b24799 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc9000193f030 R14: ffffffffa0002160 R15: ffffc9000193f050 FS: 00007f59eac0a6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff8c74a58e CR3: 0000000114629000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400