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BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbd1/0x12f0 kernel/profile.c:398
CPU: 0 PID: 9356 Comm: kworker/0:5 Not tainted 5.13.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events nsim_dev_trap_report_work
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
 kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:121
 __msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
 do_profile_hits kernel/profile.c:308 [inline]
 profile_hits+0xbd1/0x12f0 kernel/profile.c:398
 profile_hit include/linux/profile.h:63 [inline]
 profile_tick+0x215/0x220 kernel/profile.c:408
 tick_sched_handle kernel/time/tick-sched.c:227 [inline]
 tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1374
 __run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
 __hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
 hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
 __sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
 sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
 </IRQ>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:665
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 51 d9 a5 f2 eb be 44 89 f7 e8 47 d9 a5
RSP: 0000:ffff8880adb83970 EFLAGS: 00000206
RAX: ffff8880bb542648 RBX: 0000000000000000 RCX: 00000000bb942648
RDX: ffff8880bb942648 RSI: 0000000000000200 RDI: ffff888100142648
RBP: ffff8880adb83988 R08: ffffea000000000f R09: ffff88813fffa000
R10: 000000000ea370eb R11: 000000001459fe5c R12: ffff888100142648
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
 spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
 _extract_crng+0x678/0x6c0 drivers/char/random.c:1009
 extract_crng drivers/char/random.c:1022 [inline]
 _get_random_bytes+0x373/0x560 drivers/char/random.c:1544
 get_random_bytes+0x106/0x2f0 drivers/char/random.c:1557
 nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:541 [inline]
 nsim_dev_trap_report drivers/net/netdevsim/dev.c:570 [inline]
 nsim_dev_trap_report_work+0xa47/0x1180 drivers/net/netdevsim/dev.c:611
 process_one_work+0x1219/0x1fe0 kernel/workqueue.c:2276
 worker_thread+0x10ec/0x2340 kernel/workqueue.c:2422
 kthread+0x521/0x560 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294

Local variable ----sg.i@wg_packet_decrypt_worker created at:
 decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
 wg_packet_decrypt_worker+0x453/0x1750 drivers/net/wireguard/receive.c:507
 decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
 wg_packet_decrypt_worker+0x453/0x1750 drivers/net/wireguard/receive.c:507
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