watchdog: BUG: soft lockup - CPU#0 stuck for 430s! [kworker/0:4:3624]
Modules linked in:
irq event stamp: 0
hardirqs last  enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [<ffffffff80073310>] copy_process+0x14c0/0x3f1e kernel/fork.c:2433
softirqs last  enabled at (0): [<ffffffff80073310>] copy_process+0x14c0/0x3f1e kernel/fork.c:2433
softirqs last disabled at (0): [<0000000000000000>] 0x0
CPU: 0 PID: 3624 Comm: kworker/0:4 Not tainted 6.6.0-rc1-syzkaller-00011-g3fec323339a4 #0
Hardware name: riscv-virtio,qemu (DT)
Workqueue: events nsim_dev_trap_report_work
epc : arch_static_branch arch/riscv/include/asm/jump_label.h:20 [inline]
epc : kfence_alloc include/linux/kfence.h:121 [inline]
epc : slab_alloc_node mm/slub.c:3464 [inline]
epc : kmem_cache_alloc_node+0x9e/0x2e6 mm/slub.c:3523
 ra : slab_pre_alloc_hook mm/slab.h:711 [inline]
 ra : slab_alloc_node mm/slub.c:3460 [inline]
 ra : kmem_cache_alloc_node+0x64/0x2e6 mm/slub.c:3523
epc : ffffffff805758ec ra : ffffffff805758b2 sp : ff20000000007950
 gp : ffffffff861a44e0 tp : ff60000021528000 t0 : 0000000000046600
 t1 : 00000000000f0000 t2 : ffffffff83c05590 s0 : ff200000000079e0
 s1 : ff6000000a272b40 a0 : 0000000000000000 a1 : 0000000000000007
 a2 : 1ffffffff0a8da24 a3 : ffffffff80dce032 a4 : 0000000000000000
 a5 : 0000000000000000 a6 : 0000000000000100 a7 : 0000000000000000
 s2 : 0000000000000820 s3 : 0000000000000000 s4 : ffffffffffffffff
 s5 : 0000000000000820 s6 : ffffffffffffffff s7 : ffffffff82a50f92
 s8 : 00000000000000f0 s9 : ffffffff861aae20 s10: 0000000000000122
 s11: 0000000000200000 t3 : ffffffff80157bea t4 : ffebffff043d6205
 t5 : ffebffff043d620a t6 : 0000000000040000
status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000005
[<ffffffff805758ec>] slab_alloc_node mm/slub.c:3461 [inline]
[<ffffffff805758ec>] kmem_cache_alloc_node+0x9e/0x2e6 mm/slub.c:3523
[<ffffffff82a50f92>] __alloc_skb+0x29c/0x306 net/core/skbuff.c:640
[<ffffffff81a4fde2>] alloc_skb include/linux/skbuff.h:1286 [inline]
[<ffffffff81a4fde2>] wg_packet_send_keepalive+0x72/0x18c drivers/net/wireguard/send.c:226
[<ffffffff81a4a4f8>] wg_expired_send_persistent_keepalive+0x48/0x5c drivers/net/wireguard/timers.c:141
[<ffffffff801d424a>] call_timer_fn+0x15a/0x4f2 kernel/time/timer.c:1700
[<ffffffff801d4b60>] expire_timers kernel/time/timer.c:1751 [inline]
[<ffffffff801d4b60>] __run_timers+0x57e/0x73c kernel/time/timer.c:2022
[<ffffffff801d4d64>] run_timer_softirq+0x46/0x80 kernel/time/timer.c:2035
[<ffffffff8361963a>] __do_softirq+0x2ee/0x8a2 kernel/softirq.c:553
[<ffffffff8008aec8>] invoke_softirq kernel/softirq.c:427 [inline]
[<ffffffff8008aec8>] __irq_exit_rcu+0xfa/0x1b0 kernel/softirq.c:632
[<ffffffff8008b15e>] irq_exit_rcu+0x10/0x72 kernel/softirq.c:644
[<ffffffff83604502>] handle_riscv_irq+0x40/0x4c arch/riscv/kernel/traps.c:357
[<ffffffff83604bb6>] do_irq+0x5c/0x86 arch/riscv/kernel/traps.c:367