Unable to handle kernel paging request at virtual address dfff800000000006 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 [dfff800000000006] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4334 Comm: syz.4.84 Not tainted 5.15.184-syzkaller #0 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 : rose_transmit_link+0x40/0x680 net/rose/rose_link.c:266 lr : rose_transmit_link+0x34/0x680 net/rose/rose_link.c:263 sp : ffff800020bb78e0 x29: ffff800020bb78e0 x28: dfff800000000000 x27: 1ffff00004176f2c x26: dfff800000000000 x25: 0000000000000032 x24: 0000000000000000 x23: ffff0000e9e6a5a5 x22: 0000000000000000 x21: 0000000000000032 x20: ffff0000ea253140 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800010431e54 x15: 000000000000000f x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000002 x8 : 0000000000000006 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : ffff80000f68b078 x2 : 0000000000000001 x1 : 0000000000000000 x0 : ffff0000ea253140 Call trace: rose_transmit_link+0x40/0x680 net/rose/rose_link.c:266 rose_write_internal+0xee8/0x17c4 net/rose/rose_subr.c:198 rose_release+0x228/0x544 net/rose/af_rose.c:670 __sock_release net/socket.c:649 [inline] sock_close+0xb4/0x1f8 net/socket.c:1336 __fput+0x1c0/0x7f8 fs/file_table.c:311 ____fput+0x20/0x30 fs/file_table.c:339 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1e0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Code: 960138e7 9100ca75 d343fea8 12000aa9 (38fa6908) ---[ end trace c48a77eb2da2f546 ]--- ---------------- Code disassembly (best guess): 0: 960138e7 bl 0xfffffffff804e39c 4: 9100ca75 add x21, x19, #0x32 8: d343fea8 lsr x8, x21, #3 c: 12000aa9 and w9, w21, #0x7 * 10: 38fa6908 ldrsb w8, [x8, x26] <-- trapping instruction