Oops: general protection fault, probably for non-canonical address 0xdffffc0000000007: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000038-0x000000000000003f] CPU: 1 UID: 0 PID: 13584 Comm: syz.9.1614 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026 RIP: 0010:ieee802154_llsec_dump_table+0x204/0x5d0 net/ieee802154/nl-mac.c:778 Code: 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 d3 02 00 00 4d 8b be b8 07 00 00 49 8d 7f 38 4c 89 bc 24 98 00 00 00 48 89 f8 48 c1 e8 03 <80> 3c 18 00 0f 85 a5 02 00 00 4d 8b 7f 38 4d 85 ff 0f 84 b2 01 00 RSP: 0000:ffffc90006ec7280 EFLAGS: 00010202 RAX: 0000000000000007 RBX: dffffc0000000000 RCX: ffffc9001e803000 RDX: 0000000000080000 RSI: ffffffff8b9d85e2 RDI: 0000000000000038 RBP: 000000000000002e R08: 0000000000000003 R09: 0000000000000324 R10: 0000000000000324 R11: 0000000000000000 R12: ffff888036aa5610 R13: 0000000000000000 R14: ffff888037c28000 R15: 0000000000000000 FS: 00007f364d4266c0(0000) GS:ffff8881225a2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b313feff8 CR3: 0000000056615000 CR4: 00000000003526f0 Call Trace: genl_dumpit+0x125/0x230 net/netlink/genetlink.c:1026 netlink_dump+0x53b/0xd00 net/netlink/af_netlink.c:2351 __netlink_dump_start+0x6d6/0x990 net/netlink/af_netlink.c:2466 genl_family_rcv_msg_dumpit+0x1e2/0x2e0 net/netlink/genetlink.c:1075 genl_family_rcv_msg net/netlink/genetlink.c:1191 [inline] genl_rcv_msg+0x471/0x800 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2576 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1335 [inline] netlink_unicast+0x668/0x950 net/netlink/af_netlink.c:1361 netlink_sendmsg+0x9ac/0x10c0 net/netlink/af_netlink.c:1920 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:818 [inline] ____sys_sendmsg+0xa99/0xc30 net/socket.c:2715 ___sys_sendmsg+0x190/0x1e0 net/socket.c:2769 __sys_sendmsg+0x160/0x210 net/socket.c:2801 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f364c59f559 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f364d426028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f364c826090 RCX: 00007f364c59f559 RDX: 0000000024040880 RSI: 0000200000006d40 RDI: 000000000000000d RBP: 00007f364c636b20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f364c826128 R14: 00007f364c826090 R15: 00007ffe46901808 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ieee802154_llsec_dump_table+0x204/0x5d0 net/ieee802154/nl-mac.c:778 Code: 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 d3 02 00 00 4d 8b be b8 07 00 00 49 8d 7f 38 4c 89 bc 24 98 00 00 00 48 89 f8 48 c1 e8 03 <80> 3c 18 00 0f 85 a5 02 00 00 4d 8b 7f 38 4d 85 ff 0f 84 b2 01 00 RSP: 0000:ffffc90006ec7280 EFLAGS: 00010202 RAX: 0000000000000007 RBX: dffffc0000000000 RCX: ffffc9001e803000 RDX: 0000000000080000 RSI: ffffffff8b9d85e2 RDI: 0000000000000038 RBP: 000000000000002e R08: 0000000000000003 R09: 0000000000000324 R10: 0000000000000324 R11: 0000000000000000 R12: ffff888036aa5610 R13: 0000000000000000 R14: ffff888037c28000 R15: 0000000000000000 FS: 00007f364d4266c0(0000) GS:ffff8881225a2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b313feff8 CR3: 0000000056615000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 89 f8 mov %edi,%eax 2: 48 c1 e8 03 shr $0x3,%rax 6: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) a: 0f 85 d3 02 00 00 jne 0x2e3 10: 4d 8b be b8 07 00 00 mov 0x7b8(%r14),%r15 17: 49 8d 7f 38 lea 0x38(%r15),%rdi 1b: 4c 89 bc 24 98 00 00 mov %r15,0x98(%rsp) 22: 00 23: 48 89 f8 mov %rdi,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) <-- trapping instruction 2e: 0f 85 a5 02 00 00 jne 0x2d9 34: 4d 8b 7f 38 mov 0x38(%r15),%r15 38: 4d 85 ff test %r15,%r15 3b: 0f .byte 0xf 3c: 84 .byte 0x84 3d: b2 01 mov $0x1,%dl