program:
perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0xed, 0x1, 0x0, 0x0, 0x0, 0x804, 0x14c9, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, @perf_config_ext={0x1, 0x4}, 0xa0, 0x6, 0x0, 0x4, 0x2, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x8)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x1ff) (fail_nth: 23)
[ 93.069215][ T45] Bluetooth: hci0: command tx timeout
[ 93.077133][ T10] cfg80211: failed to load regulatory.db
[ 93.155136][ T5362] FAULT_INJECTION: forcing a failure.
[ 93.155136][ T5362] name failslab, interval 1, probability 0, space 0, times 1
[ 93.176537][ T5362] CPU: 0 UID: 0 PID: 5362 Comm: syz.0.0 Not tainted 6.16.0-syzkaller-11129-geacf91b0c78a #0 PREEMPT(full)
[ 93.176556][ T5362] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 93.176563][ T5362] Call Trace:
[ 93.176568][ T5362]
[ 93.176575][ T5362] dump_stack_lvl+0x189/0x250
[ 93.176675][ T5362] ? __pfx____ratelimit+0x10/0x10
[ 93.176731][ T5362] ? __pfx_dump_stack_lvl+0x10/0x10
[ 93.176744][ T5362] ? __pfx__printk+0x10/0x10
[ 93.176762][ T5362] ? __pfx___might_resched+0x10/0x10
[ 93.176806][ T5362] should_fail_ex+0x414/0x560
[ 93.176827][ T5362] should_failslab+0xa8/0x100
[ 93.176843][ T5362] __kmalloc_cache_noprof+0x70/0x3d0
[ 93.176854][ T5362] ? percpu_ref_init+0xc5/0x360
[ 93.176872][ T5362] ? __pfx_css_release+0x10/0x10
[ 93.176885][ T5362] percpu_ref_init+0xc5/0x360
[ 93.176900][ T5362] ? init_and_link_css+0x2d8/0x3d0
[ 93.176915][ T5362] cgroup_apply_control_enable+0x42b/0xa80
[ 93.176930][ T5362] ? css_next_descendant_pre+0x183/0x260
[ 93.176951][ T5362] cgroup_mkdir+0xc40/0xe60
[ 93.176971][ T5362] ? __pfx_cgroup_mkdir+0x10/0x10
[ 93.176982][ T5362] kernfs_iop_mkdir+0x211/0x350
[ 93.176997][ T5362] vfs_mkdir+0x306/0x510
[ 93.177013][ T5362] do_mkdirat+0x247/0x590
[ 93.177026][ T5362] ? __pfx_do_mkdirat+0x10/0x10
[ 93.177040][ T5362] ? getname_flags+0x1e5/0x540
[ 93.177057][ T5362] __x64_sys_mkdirat+0x87/0xa0
[ 93.177070][ T5362] do_syscall_64+0xfa/0x3b0
[ 93.177080][ T5362] ? lockdep_hardirqs_on+0x9c/0x150
[ 93.177091][ T5362] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.177098][ T5362] ? clear_bhb_loop+0x60/0xb0
[ 93.177106][ T5362] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.177113][ T5362] RIP: 0033:0x7f2d4e38eb69
[ 93.177121][ T5362] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
[ 93.177127][ T5362] RSP: 002b:00007f2d4f166038 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
[ 93.177136][ T5362] RAX: ffffffffffffffda RBX: 00007f2d4e5b5fa0 RCX: 00007f2d4e38eb69
[ 93.177141][ T5362] RDX: 00000000000001ff RSI: 0000200000000040 RDI: ffffffffffffff9c
[ 93.177146][ T5362] RBP: 00007f2d4f166090 R08: 0000000000000000 R09: 0000000000000000
[ 93.177151][ T5362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 93.177154][ T5362] R13: 0000000000000000 R14: 00007f2d4e5b5fa0 R15: 00007ffcb9c20d98
[ 93.177166][ T5362]
[ 93.297392][ T10] BUG: unable to handle page fault for address: ffffed1011a43e01
[ 93.300742][ T10] #PF: supervisor read access in kernel mode
[ 93.303352][ T10] #PF: error_code(0x0000) - not-present page
[ 93.305983][ T10] PGD 5ffcd067 P4D 5ffcd067 PUD 2fff7067 PMD 0
[ 93.308691][ T10] Oops: Oops: 0000 [#1] SMP KASAN NOPTI
[ 93.311093][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted 6.16.0-syzkaller-11129-geacf91b0c78a #0 PREEMPT(full)
[ 93.316071][ T10] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 93.320581][ T10] Workqueue: cgroup_destroy css_free_rwork_fn
[ 93.322991][ T10] RIP: 0010:css_rstat_flush+0x582/0x1890
[ 93.325416][ T10] Code: e4 16 07 00 eb 05 e8 dd 16 07 00 4c 8b 7c 24 08 4c 03 7c 24 10 4d 8d 77 08 4d 89 f5 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df <41> 80 7c 05 00 00 74 08 4c 89 f7 e8 5e e8 6b 00 49 83 3e 00 0f 84
[ 93.333323][ T10] RSP: 0018:ffffc900001c7848 EFLAGS: 00010802
[ 93.335973][ T10] RAX: dffffc0000000000 RBX: ffff888045c41108 RCX: ffff88801c2e0000
[ 93.339495][ T10] RDX: 0000000000000000 RSI: ffffffff8be30ee0 RDI: ffff88801fc40e10
[ 93.343099][ T10] RBP: ffffffff8dbdbd10 R08: ffffffff8fa34537 R09: 1ffffffff1f468a6
[ 93.346622][ T10] R10: dffffc0000000000 R11: fffffbfff1f468a7 R12: ffff88801fc40e10
[ 93.349934][ T10] R13: 1ffff11011a43e01 R14: ffff88808d21f008 R15: ffff88808d21f000
[ 93.353309][ T10] FS: 0000000000000000(0000) GS:ffff88808d21f000(0000) knlGS:0000000000000000
[ 93.357186][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.359949][ T10] CR2: ffffed1011a43e01 CR3: 000000000df36000 CR4: 0000000000352ef0
[ 93.363384][ T10] Call Trace:
[ 93.364933][ T10]
[ 93.366257][ T10] ? __lock_acquire+0xab9/0xd20
[ 93.368420][ T10] css_rstat_exit+0xa9/0x320
[ 93.370440][ T10] ? process_scheduled_works+0x9ef/0x17b0
[ 93.372959][ T10] ? percpu_ref_exit+0xc5/0x1c0
[ 93.374956][ T10] css_free_rwork_fn+0x8b/0xc50
[ 93.377186][ T10] ? process_scheduled_works+0x9ef/0x17b0
[ 93.379605][ T10] ? process_scheduled_works+0x9ef/0x17b0
[ 93.382010][ T10] process_scheduled_works+0xade/0x17b0
[ 93.384401][ T10] ? __pfx_process_scheduled_works+0x10/0x10
[ 93.386929][ T10] worker_thread+0x8a0/0xda0
[ 93.388638][ T10] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 93.391004][ T10] ? __kthread_parkme+0x7b/0x200
[ 93.393088][ T10] kthread+0x711/0x8a0
[ 93.395015][ T10] ? __pfx_worker_thread+0x10/0x10
[ 93.397073][ T10] ? __pfx_kthread+0x10/0x10
[ 93.398933][ T10] ? _raw_spin_unlock_irq+0x23/0x50
[ 93.400978][ T10] ? lockdep_hardirqs_on+0x9c/0x150
[ 93.403319][ T10] ? __pfx_kthread+0x10/0x10
[ 93.405366][ T10] ret_from_fork+0x3f9/0x770
[ 93.407430][ T10] ? __pfx_ret_from_fork+0x10/0x10
[ 93.409683][ T10] ? __pfx_kthread+0x10/0x10
[ 93.411673][ T10] ret_from_fork_asm+0x1a/0x30
[ 93.414060][ T10]
[ 93.415919][ T10] Modules linked in:
[ 93.418019][ T10] CR2: ffffed1011a43e01
[ 93.419893][ T10] ---[ end trace 0000000000000000 ]---
[ 93.422041][ T10] RIP: 0010:css_rstat_flush+0x582/0x1890
[ 93.424470][ T10] Code: e4 16 07 00 eb 05 e8 dd 16 07 00 4c 8b 7c 24 08 4c 03 7c 24 10 4d 8d 77 08 4d 89 f5 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df <41> 80 7c 05 00 00 74 08 4c 89 f7 e8 5e e8 6b 00 49 83 3e 00 0f 84
[ 93.432294][ T10] RSP: 0018:ffffc900001c7848 EFLAGS: 00010802
[ 93.434758][ T10] RAX: dffffc0000000000 RBX: ffff888045c41108 RCX: ffff88801c2e0000
[ 93.437974][ T10] RDX: 0000000000000000 RSI: ffffffff8be30ee0 RDI: ffff88801fc40e10
[ 93.441294][ T10] RBP: ffffffff8dbdbd10 R08: ffffffff8fa34537 R09: 1ffffffff1f468a6
[ 93.444896][ T10] R10: dffffc0000000000 R11: fffffbfff1f468a7 R12: ffff88801fc40e10
[ 93.448702][ T10] R13: 1ffff11011a43e01 R14: ffff88808d21f008 R15: ffff88808d21f000
[ 93.452337][ T10] FS: 0000000000000000(0000) GS:ffff88808d21f000(0000) knlGS:0000000000000000
[ 93.456248][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.458729][ T10] CR2: ffffed1011a43e01 CR3: 000000000df36000 CR4: 0000000000352ef0
[ 93.462059][ T10] Kernel panic - not syncing: Fatal exception
[ 93.465047][ T10] Kernel Offset: disabled
[ 93.466955][ T10] Rebooting in 86400 seconds..