rc rc0: IR event FIFO is full! rc rc0: IR event FIFO is full! rc rc0: IR event FIFO is full! rc rc0: IR event FIFO is full! rc rc0: IR event FIFO is full! Unable to handle kernel paging request at virtual address dfff80000000021b KASAN: probably user-memory-access in range [0x00000000000010d8-0x00000000000010df] 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 [dfff80000000021b] address between user and kernel address ranges Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP Modules linked in: CPU: 0 UID: 0 PID: 17 Comm: rcu_preempt Not tainted 6.11.0-rc7-syzkaller-00105-g5f5673607153 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ir_raw_event_store_with_filter+0x354/0x7ac drivers/media/rc/rc-ir-raw.c:184 lr : ir_raw_event_store drivers/media/rc/rc-ir-raw.c:81 [inline] lr : ir_raw_event_store_with_filter+0x464/0x7ac drivers/media/rc/rc-ir-raw.c:183 sp : ffff800080007600 x29: ffff800080007620 x28: 0000000000000400 x27: 1fffe00018cec2ba x26: dfff800000000000 x25: 0000000000000200 x24: 00000000000010d8 x23: 00000000000010d8 x22: 0000000000000080 x21: ffff8000800077c0 x20: ffff0000c67615d0 x19: ffff0000c6761000 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008b274630 x15: ffff700011ebd1e8 x14: 1ffff00011ebd1e8 x13: 0000000000000004 x12: ffffffffffffffff x11: 0000000000010002 x10: 0000000000ff0100 x9 : 3424651563826800 x8 : 000000000000021b x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800080006c58 x4 : ffff80008f65b620 x3 : ffff800080383398 x2 : 0000000000000000 x1 : 0000000100010001 x0 : 000000000000001e Call trace: ir_raw_event_store_with_filter+0x354/0x7ac drivers/media/rc/rc-ir-raw.c:184 sz_push drivers/media/rc/streamzap.c:104 [inline] sz_push_full_space drivers/media/rc/streamzap.c:132 [inline] sz_push_half_space drivers/media/rc/streamzap.c:138 [inline] streamzap_callback+0x668/0xee4 drivers/media/rc/streamzap.c:190 __usb_hcd_giveback_urb+0x308/0x570 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x108/0x3ac drivers/usb/core/hcd.c:1734 dummy_timer+0x630/0x341c drivers/usb/gadget/udc/dummy_hcd.c:1987 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x494/0xce0 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x2c0/0xb64 kernel/time/hrtimer.c:1815 timer_handler drivers/clocksource/arm_arch_timer.c:674 [inline] arch_timer_handler_virt+0x74/0x88 drivers/clocksource/arm_arch_timer.c:685 handle_percpu_devid_irq+0x174/0x308 kernel/irq/chip.c:942 generic_handle_irq_desc include/linux/irqdesc.h:173 [inline] handle_irq_desc kernel/irq/irqdesc.c:692 [inline] generic_handle_domain_irq+0x7c/0xc4 kernel/irq/irqdesc.c:748 __gic_handle_irq drivers/irqchip/irq-gic-v3.c:843 [inline] __gic_handle_irq_from_irqson drivers/irqchip/irq-gic-v3.c:894 [inline] gic_handle_irq+0x6c/0x190 drivers/irqchip/irq-gic-v3.c:938 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:889 do_interrupt_handler+0xd4/0x138 arch/arm64/kernel/entry-common.c:310 __el1_irq arch/arm64/kernel/entry-common.c:536 [inline] el1_interrupt+0x34/0x68 arch/arm64/kernel/entry-common.c:551 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:556 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:594 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:26 [inline] arch_local_irq_enable arch/arm64/include/asm/irqflags.h:48 [inline] raw_spin_rq_unlock_irq kernel/sched/sched.h:1427 [inline] finish_lock_switch+0xc0/0x1e4 kernel/sched/core.c:4942 finish_task_switch+0x120/0x608 kernel/sched/core.c:5060 context_switch kernel/sched/core.c:5191 [inline] __schedule+0x13d8/0x2418 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0xbc/0x238 kernel/sched/core.c:6621 schedule_timeout+0x1cc/0x33c kernel/time/timer.c:2581 rcu_gp_fqs_loop+0x2cc/0x16e8 kernel/rcu/tree.c:2034 rcu_gp_kthread+0xc0/0x308 kernel/rcu/tree.c:2236 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Code: 38fa6908 35001428 d343fee8 f94002b6 (387a6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 38fa6908 ldrsb w8, [x8, x26] 4: 35001428 cbnz w8, 0x288 8: d343fee8 lsr x8, x23, #3 c: f94002b6 ldr x22, [x21] * 10: 387a6908 ldrb w8, [x8, x26] <-- trapping instruction