syzbot

Oops: general protection fault, probably for non-canonical address 0xdffffc000000021b: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x00000000000010d8-0x00000000000010df]
CPU: 0 UID: 0 PID: 1092 Comm: kworker/u8:6 Not tainted 6.12.0-rc7-syzkaller-00212-g4a5df3796467 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:ir_raw_event_store_with_filter+0x442/0x590 drivers/media/rc/rc-ir-raw.c:184
Code: 80 3c 02 00 0f 85 4e 01 00 00 4c 8b a3 b8 05 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 d8 10 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0d 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89
RSP: 0018:ffffc90000007a20 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: ffff88801250e000 RCX: ffffffff816d3e69
RDX: 000000000000021b RSI: ffffffff877ff9b1 RDI: 00000000000010d8
RBP: ffffc90000007a90 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000000
R13: ffffc90000007a95 R14: 0000000000000080 R15: ffff88801250e5b8
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000556e9faa3010 CR3: 000000000df7c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 sz_push+0x97/0x1d0 drivers/media/rc/streamzap.c:104
 sz_push_full_pulse drivers/media/rc/streamzap.c:115 [inline]
 sz_push_half_pulse drivers/media/rc/streamzap.c:121 [inline]
 streamzap_callback+0x536/0x7e0 drivers/media/rc/streamzap.c:189
 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650
 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
 dummy_timer+0x17f0/0x3930 drivers/usb/gadget/udc/dummy_hcd.c:1993
 __run_hrtimer kernel/time/hrtimer.c:1691 [inline]
 __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755
 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772
 handle_softirqs+0x213/0x8f0 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu kernel/softirq.c:637 [inline]
 irq_exit_rcu+0xbb/0x120 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__text_poke+0x609/0xca0 arch/x86/kernel/alternative.c:1960
Code: 00 48 85 db 0f 85 e2 02 00 00 e8 12 4c 5b 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 70 4e 5b 00 48 85 db 0f 85 b7 05 00 00 <e8> f2 4b 5b 00 48 8b 7c 24 78 e8 38 09 f4 09 e8 73 87 f1 09 31 ff
RSP: 0018:ffffc90004567980 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81323247
RDX: ffff888027da8000 RSI: ffffffff81323255 RDI: 0000000000000007
RBP: ffffffff81e4aeda R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000ede
R13: 0000000000000003 R14: ffffffff8e34e340 R15: 0000000000000000
 text_poke_bp_batch+0x3e0/0x760 arch/x86/kernel/alternative.c:2317
 text_poke_flush arch/x86/kernel/alternative.c:2486 [inline]
 text_poke_flush arch/x86/kernel/alternative.c:2483 [inline]
 text_poke_finish+0x30/0x40 arch/x86/kernel/alternative.c:2493
 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
 jump_label_update+0x1d7/0x400 kernel/jump_label.c:920
 static_key_disable_cpuslocked+0x158/0x1c0 kernel/jump_label.c:240
 static_key_disable+0x1a/0x20 kernel/jump_label.c:248
 toggle_allocation_gate mm/kfence/core.c:854 [inline]
 toggle_allocation_gate+0x147/0x260 mm/kfence/core.c:841
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ir_raw_event_store_with_filter+0x442/0x590 drivers/media/rc/rc-ir-raw.c:184
Code: 80 3c 02 00 0f 85 4e 01 00 00 4c 8b a3 b8 05 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 d8 10 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0d 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89
RSP: 0018:ffffc90000007a20 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: ffff88801250e000 RCX: ffffffff816d3e69
RDX: 000000000000021b RSI: ffffffff877ff9b1 RDI: 00000000000010d8
RBP: ffffc90000007a90 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000000
R13: ffffc90000007a95 R14: 0000000000000080 R15: ffff88801250e5b8
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000556e9faa3010 CR3: 000000000df7c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   4:	0f 85 4e 01 00 00    	jne    0x158
   a:	4c 8b a3 b8 05 00 00 	mov    0x5b8(%rbx),%r12
  11:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  18:	fc ff df
  1b:	49 8d bc 24 d8 10 00 	lea    0x10d8(%r12),%rdi
  22:	00
  23:	48 89 fa             	mov    %rdi,%rdx
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 0d 01 00 00    	jne    0x141
  34:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  3b:	fc ff df
  3e:	48                   	rex.W
  3f:	89                   	.byte 0x89