BUG: unable to handle page fault for address: ffffffff240fe3a9 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 6c12067 P4D 6c12067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4179 Comm: syz-executor351 Not tainted 6.1.43-syzkaller-00262-g7bec8a818066 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 RIP: 0010:bpf_dispatcher_xdp+0x863/0x1000 Code: eb d7 ff ff ff e2 90 48 81 fa 8c 1c 00 a0 7f 17 48 81 fa 8c 1c 00 a0 0f 84 f6 d8 ff ff ff e2 0f 1f 84 00 00 00 00 00 48 81 fa <20> 1d 00 a0 0f 84 73 d9 ff ff ff e2 ff e2 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90000d078b0 EFLAGS: 00010046 RAX: ffffffff84117f17 RBX: ffffc90000d07c00 RCX: ffff888120220000 RDX: ffffffffa0001c8c RSI: ffffc900007e1050 RDI: ffffc90000d07c00 RBP: ffffc90000d078d0 R08: ffffffff842f95ed R09: ffffed1024044001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900007e1030 R14: ffffffffa0001c8c R15: ffffc900007e1050 FS: 00007f7e956616c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff240fe3a9 CR3: 0000000128ebc000 CR4: 00000000003506a0 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:3635 __sys_bpf+0x59f/0x7f0 kernel/bpf/syscall.c:4990 __do_sys_bpf kernel/bpf/syscall.c:5076 [inline] __se_sys_bpf kernel/bpf/syscall.c:5074 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5074 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7e956a5869 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 1c 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:00007f7e95661238 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f7e95730408 RCX: 00007f7e956a5869 RDX: 0000000000000048 RSI: 0000000020001480 RDI: 000000000000000a RBP: 00007f7e95730400 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffb0 R13: 000000000000000b R14: 00007ffc02016ad0 R15: 00007ffc02016bb8 Modules linked in: CR2: ffffffff240fe3a9 ---[ end trace 0000000000000000 ]--- RIP: 0010:bpf_dispatcher_xdp+0x863/0x1000 Code: eb d7 ff ff ff e2 90 48 81 fa 8c 1c 00 a0 7f 17 48 81 fa 8c 1c 00 a0 0f 84 f6 d8 ff ff ff e2 0f 1f 84 00 00 00 00 00 48 81 fa <20> 1d 00 a0 0f 84 73 d9 ff ff ff e2 ff e2 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90000d078b0 EFLAGS: 00010046 RAX: ffffffff84117f17 RBX: ffffc90000d07c00 RCX: ffff888120220000 RDX: ffffffffa0001c8c RSI: ffffc900007e1050 RDI: ffffc90000d07c00 RBP: ffffc90000d078d0 R08: ffffffff842f95ed R09: ffffed1024044001 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc900007e1030 R14: ffffffffa0001c8c R15: ffffc900007e1050 FS: 00007f7e956616c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff240fe3a9 CR3: 0000000128ebc000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400