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: 6116 Comm: dhcpcd Not tainted 6.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
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 : ffff800080007660
x29: ffff800080007680 x28: 0000000000000200 x27: 1fffe000184b32b9
x26: dfff800000000000 x25: 0000000000000200 x24: 00000000000010d8
x23: 00000000000010d8 x22: 0000010000000080 x21: ffff800080007840
x20: ffff0000c25995c8 x19: ffff0000c2599000 x18: 0000000000000008
x17: 0000000000000000 x16: ffff8000832d977c x15: 0000000000000001
x14: 1fffe000366f1cf2 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000101 x10: 0000000000ff0100 x9 : 9b778694c67fe300
x8 : 000000000000021b x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800080006c98 x4 : ffff80008fcbefc0 x3 : ffff800080743078
x2 : 0000000000000001 x1 : 0000000100000100 x0 : 000000000000001e
Call trace:
 ir_raw_event_store_with_filter+0x354/0x7ac drivers/media/rc/rc-ir-raw.c:184 (P)
 sz_push drivers/media/rc/streamzap.c:104 [inline]
 sz_push_full_pulse drivers/media/rc/streamzap.c:115 [inline]
 sz_push_half_pulse drivers/media/rc/streamzap.c:121 [inline]
 streamzap_callback+0x5f0/0xee4 drivers/media/rc/streamzap.c:189
 __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+0x658/0x3514 drivers/usb/gadget/udc/dummy_hcd.c:1994
 __run_hrtimer kernel/time/hrtimer.c:1738 [inline]
 __hrtimer_run_queues+0x47c/0xca4 kernel/time/hrtimer.c:1802
 hrtimer_run_softirq+0x158/0x21c kernel/time/hrtimer.c:1819
 handle_softirqs+0x320/0xd34 kernel/softirq.c:561
 __do_softirq+0x14/0x20 kernel/softirq.c:595
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86
 invoke_softirq kernel/softirq.c:442 [inline]
 __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:662
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:678
 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline]
 el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596
 stack_trace_consume_entry+0x24/0x1cc kernel/stacktrace.c:83 (P)
 arch_kunwind_consume_entry arch/arm64/kernel/stacktrace.c:375 [inline]
 do_kunwind arch/arm64/kernel/stacktrace.c:290 [inline]
 kunwind_stack_walk arch/arm64/kernel/stacktrace.c:363 [inline]
 arch_stack_walk+0x2d4/0x478 arch/arm64/kernel/stacktrace.c:387
 stack_trace_save+0xfc/0x1a0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x40/0x78 mm/kasan/common.c:68
 kasan_save_free_info+0x54/0x6c mm/kasan/generic.c:576
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x64/0x8c mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2353 [inline]
 slab_free mm/slub.c:4609 [inline]
 kmem_cache_free+0x198/0x554 mm/slub.c:4711
 anon_vma_chain_free mm/rmap.c:147 [inline]
 unlink_anon_vmas+0x48c/0x520 mm/rmap.c:447
 free_pgtables+0x244/0x6f0 mm/memory.c:387
 vms_clear_ptes+0x374/0x468 mm/vma.c:1142
 vms_complete_munmap_vmas+0x1f4/0x808 mm/vma.c:1186
 do_vmi_align_munmap+0x440/0x5ac mm/vma.c:1445
 do_vmi_munmap+0x1c4/0x248 mm/vma.c:1493
 __vm_munmap+0x2d4/0x454 mm/vma.c:2951
 __do_sys_munmap mm/mmap.c:1084 [inline]
 __se_sys_munmap mm/mmap.c:1081 [inline]
 __arm64_sys_munmap+0x64/0x7c mm/mmap.c:1081
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 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: 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