Unable to handle kernel NULL pointer dereference at virtual address 00000000000009e4 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 user pgtable: 4k pages, 48-bit VAs, pgdp=000000010d0b0000 [00000000000009e4] pgd=08000001098b1003, p4d=08000001098b1003 , pud=0800000109956003 , pmd=0000000000000000 Internal error: Oops: 96000006 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4904 Comm: syz-executor358 Not tainted 6.0.0-rc4-syzkaller-17255-ga6b443748715 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mon_bin_flush+0x94/0x13c drivers/usb/mon/mon_bin.c:885 lr : mon_bin_flush+0x68/0x13c drivers/usb/mon/mon_bin.c:881 sp : ffff800013ad3ce0 x29: ffff800013ad3ce0 x28: ffff0000c3851a80 x27: 0000000000000000 x26: 0000000000000004 x25: 00000000f0bf69c0 x24: 000000000004b000 x23: 000000000f4096c0 x22: 0000000000000000 x21: 0000000000000006 x20: ffff0000c935ecb0 x19: ffff0000c935ec00 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80000db78658 x15: ffff0000c3851a80 x14: 00000000000000b8 x13: 00000000ffffffff x12: ffff0000c3851a80 x11: ff8080000a4d88f4 x10: 00000000000009c0 x9 : 00000000000009c0 x8 : 00000000f0bab9c0 x7 : ffff80000a4d88cc x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000001 x1 : 000000000004b000 x0 : 0000000000000000 Call trace: mon_bin_flush+0x94/0x13c drivers/usb/mon/mon_bin.c:885 mon_bin_ioctl+0x1d4/0xa60 drivers/usb/mon/mon_bin.c:1060 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0xd0/0x140 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:624 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:642 el0t_64_sync+0x18c/0x190 Code: f9400529 92402d0a 2a1803e1 8b090149 (b9402529) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f9400529 ldr x9, [x9, #8] 4: 92402d0a and x10, x8, #0xfff 8: 2a1803e1 mov w1, w24 c: 8b090149 add x9, x10, x9 * 10: b9402529 ldr w9, [x9, #36] <-- trapping instruction