Oops: general protection fault, probably for non-canonical address 0xdffffc001fffe000: 0000 [#1] SMP KASAN PTI
KASAN: probably user-memory-access in range [0x00000000ffff0000-0x00000000ffff0007]
CPU: 0 UID: 0 PID: 5828 Comm: syz-executor Not tainted 6.16.0-rc6-syzkaller-01646-g56613001dfc9-dirty #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:percpu_ref_get_many+0x8d/0x140
Code: 01 48 c7 c7 60 3e 98 8b be 4b 03 00 00 48 c7 c2 a0 3e 98 8b e8 a4 89 73 ff 49 bc 00 00 00 00 00 fc ff df 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 a4 5c f7 ff 49 8b 07 a8 03 75 62
RSP: 0018:ffffc900000079f8 EFLAGS: 00010206
RAX: 000000001fffe000 RBX: ffffffff822adc49 RCX: d9be2cb2ffdde300
RDX: 0000000000000000 RSI: ffffffff8be28c20 RDI: ffffffff8be28be0
RBP: 0000000000000048 R08: 0000000000000000 R09: ffffffff822adc49
R10: dffffc0000000000 R11: fffffbfff1f4459f R12: dffffc0000000000
R13: ffff88804b03b540 R14: 0000000000000001 R15: 00000000ffff0000
FS:  00005555626ac500(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f67b6ae56c0 CR3: 0000000110908000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 refill_obj_stock+0x254/0x850
 __memcg_slab_free_hook+0x127/0x3d0
 kfree+0x255/0x440
 security_cred_free+0xbf/0x1d0
 put_cred_rcu+0x6a/0x2e0
 rcu_core+0xca8/0x1710
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:lock_release+0x2b5/0x3e0
Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 2b 61 02 11 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc900037a6e28 EFLAGS: 00000206
RAX: d9be2cb2ffdde300 RBX: 0000000000000202 RCX: d9be2cb2ffdde300
RDX: 0000000000000003 RSI: ffffffff8db8d60c RDI: ffffffff8be28c40
RBP: ffff888020f92828 R08: 0000000000000000 R09: ffffffff81cf1326
R10: ffffc900037a6f78 R11: ffffffff81ad0050 R12: 0000000000000003
R13: 0000000000000003 R14: ffffffff8e13f0e0 R15: ffff888020f91cc0
 is_bpf_text_address+0x28d/0x2b0
 kernel_text_address+0xa5/0xe0
 __kernel_text_address+0xd/0x40
 unwind_get_return_address+0x4d/0x90
 arch_stack_walk+0xfc/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 __kasan_slab_alloc+0x6c/0x80
 kmem_cache_alloc_noprof+0x1c1/0x3c0
 ptlock_alloc+0x20/0x70
 pte_alloc_one+0x7d/0x170
 __pte_alloc+0x25/0x1a0
 copy_pmd_range+0x68e6/0x7000
 copy_page_range+0xc46/0x1270
 dup_mmap+0xf57/0x1ac0
 copy_mm+0x13c/0x4b0
 copy_process+0x16d3/0x3b80
 kernel_clone+0x21e/0x870
 __x64_sys_clone+0x18b/0x1e0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f67b5d85213
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffed18474e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67b5d85213
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 00005555626ac7d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 0000000000079666 R15: 00007ffed1847680
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:percpu_ref_get_many+0x8d/0x140
Code: 01 48 c7 c7 60 3e 98 8b be 4b 03 00 00 48 c7 c2 a0 3e 98 8b e8 a4 89 73 ff 49 bc 00 00 00 00 00 fc ff df 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 a4 5c f7 ff 49 8b 07 a8 03 75 62
RSP: 0018:ffffc900000079f8 EFLAGS: 00010206
RAX: 000000001fffe000 RBX: ffffffff822adc49 RCX: d9be2cb2ffdde300
RDX: 0000000000000000 RSI: ffffffff8be28c20 RDI: ffffffff8be28be0
RBP: 0000000000000048 R08: 0000000000000000 R09: ffffffff822adc49
R10: dffffc0000000000 R11: fffffbfff1f4459f R12: dffffc0000000000
R13: ffff88804b03b540 R14: 0000000000000001 R15: 00000000ffff0000
FS:  00005555626ac500(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f67b6ae56c0 CR3: 0000000110908000 CR4: 00000000000006f0
