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: 4352 Comm: syz-executor.1 Not tainted 6.1.0-rc4-syzkaller-00372-gaf7a05689189 #0 Hardware name: linux,dummy-virt (DT) pstate: a00000c5 (NzCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0x1c0/0x12f0 kernel/workqueue.c:1459 lr : __queue_work+0x1bc/0x12f0 kernel/workqueue.c:1458 sp : ffff8000116a7020 x29: ffff8000116a7020 x28: 0000000000000000 x27: dfff800000000000 x26: ffff000009b300f8 x25: ffff80000de5cd50 x24: 0000000000000000 x23: 0000000000000000 x22: ffff80000de60610 x21: ffff80000de5cb68 x20: 0000000000000008 x19: ffff000034716800 x18: 00000000000c089e x17: 0000000000000000 x16: 0000000000000000 x15: fffffbffeff9d148 x14: 1ffff000022d4dd2 x13: 0000000000000000 x12: ffff600001366020 x11: 1fffe0000136601f x10: ffff60000136601f x9 : dfff800000000000 x8 : ffff80000f2b5a20 x7 : ffff80000df02008 x6 : ffff000009029800 x5 : ffff000009400028 x4 : ffff000009400040 x3 : 1ffff00001be0401 x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff000009029800 Call trace: __queue_work+0x1c0/0x12f0 kernel/workqueue.c:1458 queue_work_on+0xc4/0x100 kernel/workqueue.c:1545 queue_work include/linux/workqueue.h:503 [inline] nci_send_cmd+0x1e8/0x2c0 net/nfc/nci/core.c:1376 nci_reset_req+0x7c/0xb0 net/nfc/nci/core.c:166 __nci_request+0x84/0x250 net/nfc/nci/core.c:107 nci_open_device net/nfc/nci/core.c:502 [inline] nci_dev_up+0x1c4/0x514 net/nfc/nci/core.c:631 nfc_dev_up+0x11c/0x2b4 net/nfc/core.c:118 nfc_genl_dev_up+0x88/0xe0 net/nfc/netlink.c:770 genl_family_rcv_msg_doit+0x1b8/0x2a0 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x2f8/0x594 net/netlink/genetlink.c:850 netlink_rcv_skb+0x180/0x330 net/netlink/af_netlink.c:2540 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x3ec/0x684 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x690/0xb1c net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xc0/0xf4 net/socket.c:734 ____sys_sendmsg+0x534/0x6b0 net/socket.c:2482 ___sys_sendmsg+0xf0/0x174 net/socket.c:2536 __sys_sendmsg+0xc4/0x154 net/socket.c:2565 __do_sys_sendmsg net/socket.c:2574 [inline] __se_sys_sendmsg net/socket.c:2572 [inline] __arm64_sys_sendmsg+0x70/0xa0 net/socket.c:2572 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52 el0_svc_common.constprop.0+0xc4/0x254 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x50/0x14c arch/arm64/kernel/syscall.c:206 el0_svc+0x54/0x140 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0xb8/0xc0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 Code: d343fef8 aa1a03e0 97ffe27e aa0003e6 (38fb6b00) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: d343fef8 lsr x24, x23, #3 4: aa1a03e0 mov x0, x26 8: 97ffe27e bl 0xffffffffffff8a00 c: aa0003e6 mov x6, x0 * 10: 38fb6b00 ldrsb w0, [x24, x27] <-- trapping instruction