BUG: TASK stack guard page was hit at ffffc9000eaf7ff8 (stack is ffffc9000eaf8000..ffffc9000eb00000)
Oops: stack guard page: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 2591 Comm: syz.1.647 Not tainted syzkaller #0 471281939cd7bfdfff4c6b6074d5d68627c837ba
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:check_region_inline mm/kasan/generic.c:171 [inline]
RIP: 0010:kasan_check_range+0xf/0x2b0 mm/kasan/generic.c:189
Code: ff c3 cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 b0 01 48 85 f6 0f 84 c0 01 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 4c 8d 04 37 49 39 f8 0f 82
RSP: 0018:ffffc9000eaf8000 EFLAGS: 00010206
RAX: ffff88811dc68001 RBX: 0000000000000060 RCX: ffffffff8144d478
RDX: 0000000000000001 RSI: 0000000000000060 RDI: ffffc9000eaf80a8
RBP: ffffc9000eaf8020 R08: 0000000000001300 R09: 0000000000000000
R10: ffffc9000eaf81f0 R11: ffffed1023bf98a7 R12: 0000000000000000
R13: ffff88811dfcc520 R14: 0000000000000000 R15: ffffc9000eaf80a8
FS:  00007fab2af7d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000eaf7ff8 CR3: 000000011e1ce000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 __unwind_start+0x38/0x410 arch/x86/kernel/unwind_frame.c:378
 unwind_start arch/x86/include/asm/unwind.h:64 [inline]
 arch_stack_walk+0xf2/0x170 arch/x86/kernel/stacktrace.c:24
 stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
 kasan_save_stack+0x3e/0x60 mm/kasan/common.c:49
 __kasan_record_aux_stack+0xb2/0xd0 mm/kasan/generic.c:541
 kasan_record_aux_stack_noalloc+0xf/0x20 mm/kasan/generic.c:551
 __call_rcu_common+0xd7/0x720 kernel/rcu/tree.c:3098
 call_rcu+0x14/0x20 kernel/rcu/tree.c:3202
 put_task_struct_rcu_user+0x66/0xb0 kernel/exit.c:236
 finish_task_switch+0x325/0x760 kernel/sched/core.c:5936
 context_switch kernel/sched/core.c:6030 [inline]
 __schedule+0x14d6/0x2100 kernel/sched/core.c:7894
 preempt_schedule_irq+0xab/0x110 kernel/sched/core.c:8220
 raw_irqentry_exit_cond_resched+0x32/0x40 kernel/entry/common.c:311
 irqentry_exit+0x4a/0x60 kernel/entry/common.c:354
 sysvec_apic_timer_interrupt+0x50/0x90 arch/x86/kernel/apic/apic.c:1049
 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x5/0x90 kernel/kcov.c:320
Code: 10 48 89 74 11 18 48 89 44 11 20 5d c3 cc cc cc cc cc 0f 1f 00 b8 78 22 e1 b4 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <48> 89 e5 48 8b 45 08 65 48 8b 0d dc 24 7d 7e 65 8b 15 dd 24 7d 7e
RSP: 0018:ffffc9000eaf8968 EFLAGS: 00000217
RAX: ffffffff81e6b470 RBX: ffff88811dc68850 RCX: ffff88811dc68000
RDX: 0000000000000002 RSI: 0000000000000009 RDI: 0000000000000010
RBP: ffffc9000eaf89d8 R08: ffff8881070d3ccf R09: 1ffff11020e1a799
R10: dffffc0000000000 R11: ffffed1020e1a79a R12: 0000000000000009
R13: ffff8881070d3d18 R14: 0000000000000002 R15: 0000000000000002
 __set_page_owner+0x128/0x600 mm/page_owner.c:343
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook+0x37d/0x3b0 mm/page_alloc.c:1863
 prep_new_page+0x2d/0x190 mm/page_alloc.c:1871
 get_page_from_freelist+0x496e/0x4a20 mm/page_alloc.c:3948
 __alloc_pages_noprof+0x35f/0x7e0 mm/page_alloc.c:5315
 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline]
 alloc_pages_node_noprof include/linux/gfp.h:296 [inline]
 alloc_pages_noprof include/linux/gfp.h:313 [inline]
 stack_depot_save_flags+0x672/0x800 lib/stackdepot.c:627
 stack_depot_save+0x12/0x20 lib/stackdepot.c:686
 save_stack+0x133/0x240 mm/page_owner.c:175
 __set_page_owner+0x8e/0x600 mm/page_owner.c:338
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook+0x37d/0x3b0 mm/page_alloc.c:1863
 prep_new_page+0x2d/0x190 mm/page_alloc.c:1871
 get_page_from_freelist+0x496e/0x4a20 mm/page_alloc.c:3948
 __alloc_pages_noprof+0x35f/0x7e0 mm/page_alloc.c:5315
 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline]
 alloc_pages_node_noprof include/linux/gfp.h:296 [inline]
 alloc_pages_noprof include/linux/gfp.h:313 [inline]
 stack_depot_save_flags+0x672/0x800 lib/stackdepot.c:627
 kasan_save_stack mm/kasan/common.c:50 [inline]
 kasan_save_track+0x4f/0x80 mm/kasan/common.c:70
 kasan_save_alloc_info+0x40/0x50 mm/kasan/generic.c:565
 poison_kmalloc_redzone mm/kasan/common.c:379 [inline]
 __kasan_kmalloc+0x96/0xb0 mm/kasan/common.c:396
 kasan_kmalloc include/linux/kasan.h:261 [inline]
 __do_kmalloc_node mm/slub.c:4395 [inline]
 __kmalloc_node_track_caller_noprof+0x251/0x4f0 mm/slub.c:4414
 __do_krealloc mm/slab_common.c:1239 [inline]
 krealloc_noprof+0x8d/0x130 mm/slab_common.c:1288
 <kernel::alloc::allocator::ReallocFunc>::call rust/kernel/alloc/allocator.rs:102 [inline]
 <kernel::alloc::allocator::Kmalloc as kernel::alloc::Allocator>::realloc rust/kernel/alloc/allocator.rs:141 [inline]
 <kernel::alloc::allocator::Kmalloc as kernel::alloc::Allocator>::alloc rust/kernel/alloc.rs:159 [inline]
 <kernel::alloc::kbox::Box<kernel::sync::arc::ArcInner<core::mem::maybe_uninit::MaybeUninit<rust_binder::process::NodeRefInfo>>, kernel::alloc::allocator::Kmalloc>>::new_uninit rust/kernel/alloc/kbox.rs:269 [inline]
 <kernel::alloc::kbox::Box<kernel::sync::arc::ArcInner<core::mem::maybe_uninit::MaybeUninit<rust_binder::process::NodeRefInfo>>, kernel::alloc::allocator::Kmalloc> as kernel::init::InPlaceInit<kernel::sync::arc::ArcInner<core::mem::maybe_uninit::MaybeUninit<rust_binder::process::NodeRefInfo>>>>::try_init::<kernel::alloc::AllocError, kernel::init::__internal::InitClosure<<kernel::sync::arc::UniqueArc<rust_binder::process::NodeRefInfo>>::new_uninit::{closure#1}, kernel::sync::arc::ArcInner<core::mem::maybe_uninit::MaybeUninit<rust_binder::process::NodeRefInfo>>, kernel::alloc::AllocError>> rust/kernel/alloc/kbox.rs:386 [inline]
 <kernel::sync::arc::UniqueArc<rust_binder::process::NodeRefInfo>>::new_uninit rust/kernel/sync/arc.rs:646 [inline]
 <rust_binder::process::Process>::insert_or_update_handle+0x51e/0x2c70 drivers/android/binder/process.rs:849
 <rust_binder::allocation::AllocationView>::transfer_binder_object+0x224/0xc10 drivers/android/binder/allocation.rs:406
 <rust_binder::thread::Thread>::translate_object drivers/android/binder/thread.rs:814 [inline]
 <rust_binder::thread::Thread>::copy_transaction_data+0x4031/0x9460 drivers/android/binder/thread.rs:1196
 <rust_binder::transaction::Transaction>::new+0x3f8/0x29c0 drivers/android/binder/transaction.rs:150
 <rust_binder::thread::Thread>::transaction_inner drivers/android/binder/thread.rs:1440 [inline]
 <rust_binder::thread::Thread>::transaction+0x18f8/0x4380 drivers/android/binder/thread.rs:1393
 <rust_binder::thread::Thread>::write+0x1271/0xa690 drivers/android/binder/thread.rs:1568
 <rust_binder::thread::Thread>::write_read drivers/android/binder/thread.rs:1704 [inline]
 <rust_binder::process::Process>::ioctl_write_read drivers/android/binder/process.rs:1620 [inline]
 <rust_binder::process::Process>::ioctl drivers/android/binder/process.rs:1685 [inline]
 rust_binder::rust_binder_ioctl+0x1231/0x5d80 drivers/android/binder/rust_binder_main.rs:468
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0x132/0x1b0 fs/ioctl.c:893
 __x64_sys_ioctl+0x7f/0xa0 fs/ioctl.c:893
 x64_sys_call+0x1878/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:17
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fab2a19ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fab2af7d028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fab2a415fa0 RCX: 00007fab2a19ce59
RDX: 00002000000001c0 RSI: 00000000c0306201 RDI: 0000000000000004
RBP: 00007fab2a232e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fab2a416038 R14: 00007fab2a415fa0 R15: 00007ffd328587b8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:check_region_inline mm/kasan/generic.c:171 [inline]
RIP: 0010:kasan_check_range+0xf/0x2b0 mm/kasan/generic.c:189
Code: ff c3 cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 b0 01 48 85 f6 0f 84 c0 01 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 4c 8d 04 37 49 39 f8 0f 82
RSP: 0018:ffffc9000eaf8000 EFLAGS: 00010206
RAX: ffff88811dc68001 RBX: 0000000000000060 RCX: ffffffff8144d478
RDX: 0000000000000001 RSI: 0000000000000060 RDI: ffffc9000eaf80a8
RBP: ffffc9000eaf8020 R08: 0000000000001300 R09: 0000000000000000
R10: ffffc9000eaf81f0 R11: ffffed1023bf98a7 R12: 0000000000000000
R13: ffff88811dfcc520 R14: 0000000000000000 R15: ffffc9000eaf80a8
FS:  00007fab2af7d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000eaf7ff8 CR3: 000000011e1ce000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	ff c3                	inc    %ebx
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	cc                   	int3
   9:	cc                   	int3
   a:	cc                   	int3
   b:	b8 00 00 00 00       	mov    $0x0,%eax
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	66 0f 1f 00          	nopw   (%rax)
  1f:	b0 01                	mov    $0x1,%al
  21:	48 85 f6             	test   %rsi,%rsi
  24:	0f 84 c0 01 00 00    	je     0x1ea
* 2a:	55                   	push   %rbp <-- trapping instruction
  2b:	48 89 e5             	mov    %rsp,%rbp
  2e:	41 57                	push   %r15
  30:	41 56                	push   %r14
  32:	41 55                	push   %r13
  34:	41 54                	push   %r12
  36:	53                   	push   %rbx
  37:	4c 8d 04 37          	lea    (%rdi,%rsi,1),%r8
  3b:	49 39 f8             	cmp    %rdi,%r8
  3e:	0f                   	.byte 0xf
  3f:	82                   	.byte 0x82