Unable to handle kernel paging request at virtual address dfff800000000003 KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] 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 [dfff800000000003] address between user and kernel address ranges Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP Modules linked in: CPU: 1 UID: 0 PID: 7029 Comm: syz.2.1210 Not tainted 6.13.0-syzkaller-10003-ga86bf2283d2c #0 Hardware name: linux,dummy-virt (DT) pstate: 100000c5 (nzcV daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __lock_acquire+0xdc/0x6628 kernel/locking/lockdep.c:5091 lr : lock_acquire kernel/locking/lockdep.c:5851 [inline] lr : lock_acquire+0x450/0x76c kernel/locking/lockdep.c:5816 sp : ffff8000a0bb76f0 x29: ffff8000a0bb76f0 x28: ffff000013bddac0 x27: 0000000000000001 x26: 1ffff00014176f26 x25: 0000000000000000 x24: ffff800086f4f000 x23: 0000000000000000 x22: 0000000000000001 x21: 0000000000000001 x20: 0000000000000000 x19: ffff800086ee84c8 x18: 00000000167647a3 x17: 0000000000000000 x16: 0000000000000000 x15: 1ffff00014176f06 x14: 00000000f1f1f1f1 x13: 00000000f3f3f300 x12: 0000000000000018 x11: 0000000000000000 x10: dfff800000000000 x9 : 0000000000000003 x8 : 0000000000000000 x7 : ffff8000802d33c8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000000000003 x0 : dfff800000000000 Call trace: __lock_acquire+0xdc/0x6628 kernel/locking/lockdep.c:5091 (P) lock_acquire kernel/locking/lockdep.c:5851 [inline] lock_acquire+0x450/0x76c kernel/locking/lockdep.c:5816 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x58/0x80 kernel/locking/spinlock.c:162 add_wait_queue+0x60/0x208 kernel/sched/wait.c:22 virtio_transport_wait_close net/vmw_vsock/virtio_transport_common.c:1200 [inline] virtio_transport_close net/vmw_vsock/virtio_transport_common.c:1282 [inline] virtio_transport_release+0x4c8/0x6fc net/vmw_vsock/virtio_transport_common.c:1302 __vsock_release+0xdc/0x460 net/vmw_vsock/af_vsock.c:830 vsock_release+0x88/0x114 net/vmw_vsock/af_vsock.c:941 __sock_release+0x8c/0x1f0 net/socket.c:642 sock_close+0x18/0x28 net/socket.c:1393 __fput+0x2c8/0x954 fs/file_table.c:448 ____fput+0x14/0x20 fs/file_table.c:476 task_work_run+0x128/0x210 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x1d0/0x258 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+0x100/0x180 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x10c/0x138 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Code: 34006d60 d343fd81 d2d00000 f2fbffe0 (38e06820) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 34006d60 cbz w0, 0xdac 4: d343fd81 lsr x1, x12, #3 8: d2d00000 mov x0, #0x800000000000 // #140737488355328 c: f2fbffe0 movk x0, #0xdfff, lsl #48 * 10: 38e06820 ldrsb w0, [x1, x0] <-- trapping instruction