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: 0 UID: 0 PID: 7033 Comm: syz.4.105 Not tainted 6.14.0-rc1-syzkaller-g2014c95afece #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __lock_acquire+0xfc/0x7904 kernel/locking/lockdep.c:5091 lr : lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851 sp : ffff8000a0e97460 x29: ffff8000a0e97720 x28: ffff800080441de8 x27: 0000000000000000 x26: ffff0001b378e540 x25: 0000000000000000 x24: 0000000000000001 x23: 0000000000000000 x22: 1ffff00011f7a0cb x21: 0000000000000018 x20: 0000000000000001 x19: 0000000000000000 x18: ffff8000a0e97360 x17: 000000000002ee7c x16: ffff8000832d977c x15: 0000000000000001 x14: 1fffe000366f45d0 x13: dfff800000000000 x12: ffff7000141d2eb4 x11: ffff80008046d80c x10: ffff80008fbd0658 x9 : 00000000000000f3 x8 : 0000000000000003 x7 : ffff800080441de8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000018 Call trace: __lock_acquire+0xfc/0x7904 kernel/locking/lockdep.c:5091 (P) lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162 add_wait_queue+0x60/0x188 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+0x3c8/0xa64 net/vmw_vsock/virtio_transport_common.c:1302 __vsock_release+0xe8/0x388 net/vmw_vsock/af_vsock.c:830 vsock_release+0x98/0xfc net/vmw_vsock/af_vsock.c:941 __sock_release net/socket.c:642 [inline] sock_close+0xa4/0x1e8 net/socket.c:1393 __fput+0x340/0x760 fs/file_table.c:448 ____fput+0x20/0x30 fs/file_table.c:476 task_work_run+0x230/0x2e0 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 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+0xac/0x168 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Code: f007bb08 b9465908 340090a8 d343fea8 (386d6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f007bb08 adrp x8, 0xf763000 4: b9465908 ldr w8, [x8, #1624] 8: 340090a8 cbz w8, 0x121c c: d343fea8 lsr x8, x21, #3 * 10: 386d6908 ldrb w8, [x8, x13] <-- trapping instruction