Unable to handle kernel paging request at virtual address dfff800000000002 KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] 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, ISS2 = 0x00000000 CM = 0, WnR = 0, TnD = 0, TagAccess = 0 GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [dfff800000000002] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 21668 Comm: syz-executor.0 Not tainted 6.5.0-syzkaller-11329-g708283abf896 #0 Hardware name: linux,dummy-virt (DT) pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __seqprop_raw_spinlock_sequence include/linux/seqlock.h:274 [inline] pc : hrtimer_active+0x5c/0x1f0 kernel/time/hrtimer.c:1614 lr : hrtimer_try_to_cancel+0x20/0x51c kernel/time/hrtimer.c:1331 sp : ffff80008df072e0 x29: ffff80008df072e0 x28: 1fffe00002ae202b x27: ffff600002ae202a x26: 0000000000000010 x25: ffff000015710120 x24: 0000000000000000 x23: ffff80008df07450 x22: 0000000000000002 x21: dfff800000000000 x20: 0000000000000000 x19: ffff000015710120 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000020000000 x14: 00000000f2f2f204 x13: 0000000000000001 x12: ffff700011be0e8b x11: 1ffff00011be0e8a x10: ffff700011be0e8a x9 : dfff800000000000 x8 : 00008fffee41f176 x7 : ffff80008df07457 x6 : 0000000000000001 x5 : ffff80008df07450 x4 : ffff000015710158 x3 : ffff000015710150 x2 : 0000000000000000 x1 : 0000000000000003 x0 : 0000000000000000 Call trace: __seqprop_raw_spinlock_sequence include/linux/seqlock.h:274 [inline] hrtimer_active+0x5c/0x1f0 kernel/time/hrtimer.c:1614 hrtimer_try_to_cancel+0x20/0x51c kernel/time/hrtimer.c:1331 hrtimer_cancel+0x1c/0x38 kernel/time/hrtimer.c:1446 napi_disable+0x118/0x218 net/core/dev.c:6453 veth_napi_del_range+0x98/0x4b0 drivers/net/veth.c:1107 veth_napi_del drivers/net/veth.c:1127 [inline] veth_set_features+0x110/0x1ec drivers/net/veth.c:1589 __netdev_update_features+0x33c/0xe34 net/core/dev.c:9799 ethtool_set_one_feature net/ethtool/ioctl.c:278 [inline] __dev_ethtool+0x19c0/0x389c net/ethtool/ioctl.c:2995 dev_ethtool+0x268/0x4c0 net/ethtool/ioctl.c:3091 dev_ioctl+0x228/0xcd8 net/core/dev_ioctl.c:722 sock_do_ioctl+0x16c/0x1cc net/socket.c:1216 sock_ioctl+0x3bc/0x5d4 net/socket.c:1321 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl fs/ioctl.c:857 [inline] __arm64_sys_ioctl+0x124/0x190 fs/ioctl.c:857 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:51 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:136 do_el0_svc+0x40/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x140 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x100/0x12c arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 Code: 9100429a 92400b58 d343ff56 11000f01 (38f56ac0) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 9100429a add x26, x20, #0x10 4: 92400b58 and x24, x26, #0x7 8: d343ff56 lsr x22, x26, #3 c: 11000f01 add w1, w24, #0x3 * 10: 38f56ac0 ldrsb w0, [x22, x21] <-- trapping instruction