Unable to handle kernel paging request at virtual address dfff800000000000 KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000000] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 8813 Comm: syz-executor.4 Not tainted 6.1.90-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : dev_map_enqueue+0x3c/0x320 kernel/bpf/devmap.c:529 lr : dev_map_enqueue+0x38/0x320 kernel/bpf/devmap.c:528 sp : ffff80001eed7470 x29: ffff80001eed7480 x28: dfff800000000000 x27: ffff0001b436bf38 x26: 0000000000000000 x25: ffff0000d9f92070 x24: dfff800000000000 x23: ffff0001b436bf28 x22: 0000000000000000 x21: 0000000000000038 x20: ffff0000d9f92070 x19: ffff0000e90bc000 x18: 0000000000000140 x17: 0000000000000000 x16: ffff8000084f9e0c x15: 0000000000000002 x14: 0000000000000019 x13: ffff0000de523780 x12: 0000000000040000 x11: 00000000000019f0 x10: ffff800020209000 x9 : ffff8000086a38b8 x8 : 0000000000000000 x7 : f100000000000004 x6 : ffff0000d9f92198 x5 : ffff0000d9f92038 x4 : ffff0000d9f92070 x3 : ffff80001db64000 x2 : ffff0000e90bc000 x1 : ffff0000d9f92070 x0 : 0000000000000000 Call trace: dev_map_enqueue+0x3c/0x320 kernel/bpf/devmap.c:529 __xdp_do_redirect_frame net/core/filter.c:4268 [inline] xdp_do_redirect_frame+0x25c/0x4a4 net/core/filter.c:4330 xdp_test_run_batch net/bpf/test_run.c:314 [inline] bpf_test_run_xdp_live+0x9a4/0x18a0 net/bpf/test_run.c:362 bpf_prog_test_run_xdp+0x670/0xf60 net/bpf/test_run.c:1387 bpf_prog_test_run+0x2dc/0x364 kernel/bpf/syscall.c:3670 __sys_bpf+0x390/0x654 kernel/bpf/syscall.c:5023 __do_sys_bpf kernel/bpf/syscall.c:5109 [inline] __se_sys_bpf kernel/bpf/syscall.c:5107 [inline] __arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:5107 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: aa0003f6 f2fbfff8 97f95956 d343fec8 (38786908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: aa0003f6 mov x22, x0 4: f2fbfff8 movk x24, #0xdfff, lsl #48 8: 97f95956 bl 0xffffffffffe56560 c: d343fec8 lsr x8, x22, #3 * 10: 38786908 ldrb w8, [x8, x24] <-- trapping instruction