Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 18253 Comm: syz.0.3311 Not tainted 6.17.0-rc1-syzkaller-00022-g07866544e410-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:__pcpu_freelist_pop+0x6b7/0x8c0
Code: 10 48 3b 8c 24 80 00 00 00 0f 85 b4 01 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d e9 c1 3d 9a 09 cc 48 89 f8 48 c1 e8 03 <80> 3c 18 00 48 89 7c 24 20 74 0a e8 c9 3f 41 00 48 8b 7c 24 20 48
RSP: 0018:ffffc900001e0780 EFLAGS: 00010046
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffe8ffffc226e0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900001e0850 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200003c0fc R12: 1ffffd1ffff844db
R13: ffffe8ffffc226d8 R14: 0000000000000001 R15: 0000000000000000
FS:  00007f28372aa6c0(0000) GS:ffff8881a3c1c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc12ad0ff8 CR3: 0000000130af0000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 pcpu_freelist_pop+0xca/0x170
 __bpf_get_stackid+0x574/0xcf0
 bpf_get_stackid_raw_tp+0x196/0x210
 bpf_prog_b724608cae728045+0x27/0x2f
 bpf_trace_run2+0x284/0x4b0
 kfree+0x3a0/0x440
 security_task_free+0xa4/0x1b0
 __put_task_struct+0xfd/0x460
 rcu_core+0xcab/0x1770
 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:__sanitizer_cov_trace_const_cmp4+0x0/0x90
Code: 7c 11 10 48 89 74 11 18 48 89 44 11 20 e9 08 6c bc 09 cc 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 48 8b 04 24 65 48 8b 14 25 08 40 a0 92 65 8b 0d 28 90
RSP: 0018:ffffc90006cb6b38 EFLAGS: 00000246
RAX: 0000000000000004 RBX: 000000000000002c RCX: 0000000006cb6c03
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000000
R10: ffffc90006cb6e58 R11: ffffffff81ac3890 R12: 1ffff92000d96d78
R13: dffffc0000000000 R14: ffffc90006cb6be0 R15: ffffc90006cb6c00
 perf_trace_buf_alloc+0x7b/0x2a0
 perf_trace_lock_acquire+0x196/0x410
 lock_acquire+0x311/0x360
 unwind_next_frame+0xc2/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 save_stack+0xf5/0x1f0
 __reset_page_owner+0x71/0x1f0
 free_unref_folios+0xdbd/0x1520
 folios_put_refs+0x559/0x640
 shmem_undo_range+0x49e/0x14b0
 shmem_evict_inode+0x272/0xa70
 evict+0x504/0x9c0
 __dentry_kill+0x209/0x660
 dput+0x19f/0x2b0
 __fput+0x68e/0xa70
 task_work_run+0x1d4/0x260
 do_exit+0x6b5/0x2300
 do_group_exit+0x21c/0x2d0
 get_signal+0x1286/0x1340
 arch_do_signal_or_restart+0x9a/0x750
 irqentry_exit_to_user_mode+0x81/0x120
 exc_general_protection+0x171/0x200
 asm_exc_general_protection+0x26/0x30
RIP: 0033:0x7f283638ebf1
Code: Unable to access opcode bytes at 0x7f283638ebc7.
RSP: 002b:0000200000000370 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f28365b6090 RCX: 00007f283638ebe9
RDX: 0000200000000100 RSI: 0000200000000370 RDI: 0000000000004400
RBP: 00007f2836411e19 R08: 0000200000000180 R09: 0000200000000180
R10: 0000200000000140 R11: 0000000000000206 R12: 0000000000000000
R13: 00007f28365b6128 R14: 00007f28365b6090 R15: 00007ffc12ad2548
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__pcpu_freelist_pop+0x6b7/0x8c0
Code: 10 48 3b 8c 24 80 00 00 00 0f 85 b4 01 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d e9 c1 3d 9a 09 cc 48 89 f8 48 c1 e8 03 <80> 3c 18 00 48 89 7c 24 20 74 0a e8 c9 3f 41 00 48 8b 7c 24 20 48
RSP: 0018:ffffc900001e0780 EFLAGS: 00010046
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffe8ffffc226e0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900001e0850 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200003c0fc R12: 1ffffd1ffff844db
R13: ffffe8ffffc226d8 R14: 0000000000000001 R15: 0000000000000000
FS:  00007f28372aa6c0(0000) GS:ffff8881a3c1c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc12ad0ff8 CR3: 0000000130af0000 CR4: 00000000000006f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
