------------[ cut here ]------------
WARNING: CPU: 1 PID: 957 at kernel/sched/fair.c:5337 place_entity+0x463/0x520 kernel/sched/fair.c:5337
Modules linked in:
CPU: 1 UID: 0 PID: 957 Comm: kworker/u8:5 Not tainted 6.11.0-rc4-next-20240821-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:place_entity+0x463/0x520 kernel/sched/fair.c:5337
Code: 27 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 48 8b 3c 24 4c 89 fe e8 77 14 00 00 48 89 04 24 e9 e0 fd ff ff 90 <0f> 0b 90 41 bd 01 00 00 00 e9 22 ff ff ff 89 d9 80 e1 07 38 c1 0f
RSP: 0000:ffffc90000a18730 EFLAGS: 00010046
RAX: ffffffffffd04c00 RBX: fffffffffffff413 RCX: 0000000000100000
RDX: 0000000000000400 RSI: ffff8880219e3c80 RDI: ffff8880219e3d00
RBP: dffffc0000000000 R08: ffff88807ea807c7 R09: 1ffff1100fd500f8
R10: dffffc0000000000 R11: ffffed100fd500f9 R12: 000000016638fe31
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880219e3c80
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc646fd0000 CR3: 000000006d9dc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 enqueue_entity+0x271/0x1920 kernel/sched/fair.c:5409
 enqueue_task_fair+0x206/0xe30 kernel/sched/fair.c:6985
 enqueue_task+0x1a5/0x300 kernel/sched/core.c:2014
 activate_task kernel/sched/core.c:2056 [inline]
 ttwu_do_activate+0x1d1/0x7e0 kernel/sched/core.c:3665
 ttwu_queue kernel/sched/core.c:3940 [inline]
 try_to_wake_up+0x8bc/0x1480 kernel/sched/core.c:4266
 swake_up_locked kernel/sched/swait.c:29 [inline]
 complete_with_flags kernel/sched/completion.c:24 [inline]
 complete+0xac/0x1c0 kernel/sched/completion.c:47
 random_recv_done+0x138/0x1e0 drivers/char/hw_random/virtio-rng.c:48
 vring_interrupt+0x21d/0x380 drivers/virtio/virtio_ring.c:2595
 __handle_irq_event_percpu+0x29a/0xa80 kernel/irq/handle.c:158
 handle_irq_event_percpu kernel/irq/handle.c:193 [inline]
 handle_irq_event+0x89/0x1f0 kernel/irq/handle.c:210
 handle_edge_irq+0x25f/0xc20 kernel/irq/chip.c:831
 generic_handle_irq_desc include/linux/irqdesc.h:173 [inline]
 handle_irq arch/x86/kernel/irq.c:247 [inline]
 call_irq_handler arch/x86/kernel/irq.c:259 [inline]
 __common_interrupt+0x136/0x230 arch/x86/kernel/irq.c:285
 common_interrupt+0x5e/0xd0 arch/x86/kernel/irq.c:278
 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
RIP: 0010:variable_ffs arch/x86/include/asm/bitops.h:321 [inline]
RIP: 0010:handle_softirqs+0x1e3/0x980 kernel/softirq.c:542
Code: 7c 24 70 45 0f b7 e4 48 c7 c7 60 c3 09 8c e8 b4 42 66 0a 65 66 c7 05 02 7c ac 7e 00 00 e8 e5 18 44 00 fb 49 c7 c6 c0 a0 60 8e <b8> ff ff ff ff 41 0f bc c4 41 89 c7 41 ff c7 0f 84 eb 03 00 00 44
RSP: 0000:ffffc90000a18e40 EFLAGS: 00000286
RAX: 3574a5f0f1c49a00 RBX: ffffc90000a18ee0 RCX: ffffffff81708b7a
RDX: dffffc0000000000 RSI: ffffffff8c0ace40 RDI: ffffffff8c609da0
RBP: ffffc90000a18f50 R08: ffffffff937ab807 R09: 1ffffffff26f5700
R10: dffffc0000000000 R11: fffffbfff26f5701 R12: 0000000000000082
R13: 0000000000000000 R14: ffffffff8e60a0c0 R15: 1ffff110043263c0
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1037
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:3055
Code: ff ff e8 26 b0 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 18 b0 1f 00 e8 43 6f 49 0a 4d 85 f6 74 b6 e8 09 b0 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31
RSP: 0000:ffffc900041af4c0 EFLAGS: 00000293
RAX: 1ffff92000835ee4 RBX: 0000000000000000 RCX: ffff888021931e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900041af670 R08: ffffffff81741014 R09: 1ffffffff26f5700
R10: dffffc0000000000 R11: fffffbfff26f5701 R12: ffffffff8f171458
R13: ffffffff8f171400 R14: 0000000000000200 R15: dffffc0000000000
 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
 vprintk_emit+0x5dc/0x7c0 kernel/printk/printk.c:2348
 _printk+0xd5/0x120 kernel/printk/printk.c:2373
 ieee80211_sta_find_ibss net/mac80211/ibss.c:1449 [inline]
 ieee80211_ibss_work+0xddd/0x14c0 net/mac80211/ibss.c:1668
 cfg80211_wiphy_work+0x2db/0x490 net/wireless/core.c:440
 process_one_work kernel/workqueue.c:3232 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3313
 worker_thread+0x86d/0xd10 kernel/workqueue.c:3390
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
----------------
Code disassembly (best guess):
   0:	7c 24                	jl     0x26
   2:	70 45                	jo     0x49
   4:	0f b7 e4             	movzwl %sp,%esp
   7:	48 c7 c7 60 c3 09 8c 	mov    $0xffffffff8c09c360,%rdi
   e:	e8 b4 42 66 0a       	call   0xa6642c7
  13:	65 66 c7 05 02 7c ac 	movw   $0x0,%gs:0x7eac7c02(%rip)        # 0x7eac7c1f
  1a:	7e 00 00
  1d:	e8 e5 18 44 00       	call   0x441907
  22:	fb                   	sti
  23:	49 c7 c6 c0 a0 60 8e 	mov    $0xffffffff8e60a0c0,%r14
* 2a:	b8 ff ff ff ff       	mov    $0xffffffff,%eax <-- trapping instruction
  2f:	41 0f bc c4          	bsf    %r12d,%eax
  33:	41 89 c7             	mov    %eax,%r15d
  36:	41 ff c7             	inc    %r15d
  39:	0f 84 eb 03 00 00    	je     0x42a
  3f:	44                   	rex.R