Unable to handle kernel paging request at virtual address dfff80000000001c KASAN: null-ptr-deref in range [0x00000000000000e0-0x00000000000000e7] Mem abort info: ESR = 0x0000000096000005 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x05: level 1 translation fault Data abort info: ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 CM = 0, WnR = 0, TnD = 0, TagAccess = 0 GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [dfff80000000001c] address between user and kernel address ranges Internal error: Oops: 0000000096000005 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 7282 Comm: syz.0.106 Not tainted 6.16.0-rc2-syzkaller-g9aa9b43d689e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : clip_push+0xf0/0x6f8 net/atm/clip.c:197 lr : arch_static_branch arch/arm64/include/asm/jump_label.h:36 [inline] lr : clip_push+0x5c/0x6f8 net/atm/clip.c:194 sp : ffff80009c1c7b40 x29: ffff80009c1c7b50 x28: ffff0000f688d1a0 x27: 1fffe0001b9d2cb1 x26: dfff800000000000 x25: 1fffe0001b171aaf x24: dfff800000000000 x23: ffff0000d8b8d000 x22: ffff80008a3ce564 x21: ffff0000d8b8d578 x20: 00000000000000e0 x19: 0000000000000000 x18: 00000000ffffffff x17: ffff80008a3bf594 x16: ffff80008051f504 x15: 0000000000000001 x14: 1ffff00011ff3a3e x13: 0000000000000000 x12: 0000000000000000 x11: ffff80009311fc08 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : 000000000000001c x7 : ffff80008043d61c x6 : ffff800080d40484 x5 : ffff0000f70c99e0 x4 : ffff80009c1c77f0 x3 : 0000000000000010 x2 : 0000000000000006 x1 : 0000000000000000 x0 : ffff0000d8b8d000 Call trace: clip_push+0xf0/0x6f8 net/atm/clip.c:197 (P) vcc_destroy_socket net/atm/common.c:183 [inline] vcc_release+0x158/0x4d8 net/atm/common.c:205 __sock_release net/socket.c:647 [inline] sock_close+0xa0/0x1e4 net/socket.c:1391 __fput+0x340/0x75c fs/file_table.c:465 ____fput+0x20/0x58 fs/file_table.c:493 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x16c/0x1ec arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xb4/0x17c arch/arm64/kernel/entry-common.c:768 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Code: 910c8116 14000024 91038274 d343fe88 (38fa6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 910c8116 add x22, x8, #0x320 4: 14000024 b 0x94 8: 91038274 add x20, x19, #0xe0 c: d343fe88 lsr x8, x20, #3 * 10: 38fa6908 ldrsb w8, [x8, x26] <-- trapping instruction