random: crng init done watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [cmp:1936] Modules linked in: irq event stamp: 7967 hardirqs last enabled at (7966): [<ffffffff80010050>] __trace_hardirqs_on+0x18/0x20 arch/riscv/kernel/trace_irq.c:19 hardirqs last disabled at (7967): [<ffffffff80010070>] __trace_hardirqs_off+0x18/0x20 arch/riscv/kernel/trace_irq.c:25 softirqs last enabled at (3192): [<ffffffff8328ff60>] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (3192): [<ffffffff8328ff60>] __do_softirq+0x618/0x8fc kernel/softirq.c:600 softirqs last disabled at (3279): [<ffffffff80066cec>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (3279): [<ffffffff80066cec>] invoke_softirq kernel/softirq.c:452 [inline] softirqs last disabled at (3279): [<ffffffff80066cec>] __irq_exit_rcu+0x142/0x1f8 kernel/softirq.c:650 CPU: 0 PID: 1936 Comm: cmp Not tainted 5.19.0-rc1-syzkaller #0 Hardware name: riscv-virtio,qemu (DT) epc : arch_static_branch arch/riscv/include/asm/jump_label.h:20 [inline] epc : kfence_alloc include/linux/kfence.h:120 [inline] epc : slab_alloc_node mm/slub.c:3132 [inline] epc : __kmalloc_node_track_caller+0xae/0x35a mm/slub.c:4950 ra : slab_pre_alloc_hook mm/slab.h:725 [inline] ra : slab_alloc_node mm/slub.c:3128 [inline] ra : __kmalloc_node_track_caller+0x74/0x35a mm/slub.c:4950 epc : ffffffff804a020a ra : ffffffff804a01d0 sp : ff200000137d65e0 gp : ffffffff85a89060 tp : ff6000000aebe300 t0 : ff60000012ee94b0 t1 : 00000000000f0000 t2 : 0000000000000018 s0 : ff200000137d6680 s1 : ff60000007e01c80 a0 : 0000000000000000 a1 : 0000000000000007 a2 : 1ffffffff09c97f0 a3 : ffffffff80c30ab8 a4 : 0000000000000000 a5 : 0000000000000000 a6 : 0000000000000100 a7 : 0000000000000302 s2 : 0000000000082a20 s3 : 0000000000082a20 s4 : 00000000000001c0 s5 : ffffffffffffffff s6 : ffffffff82bb4936 s7 : ffffffff85aaf7c0 s8 : 0000000000000000 s9 : ffffffff85a8f160 s10: 0000000000000014 s11: ff6000000b5a0360 t3 : fffffffff3f3f304 t4 : ffebffff016b404e t5 : ffebffff016b404f t6 : ff60000012ee9698 status: 0000000000000120 badaddr: 0000000000000000 cause: 8000000000000005 [<ffffffff82789350>] kmalloc_reserve net/core/skbuff.c:354 [inline] [<ffffffff82789350>] __alloc_skb+0xee/0x2e4 net/core/skbuff.c:426 [<ffffffff82bb4936>] alloc_skb include/linux/skbuff.h:1426 [inline] [<ffffffff82bb4936>] __ip_append_data+0x1a78/0x1dfa net/ipv4/ip_output.c:1108 [<ffffffff82bb8b2e>] ip_append_data net/ipv4/ip_output.c:1326 [inline] [<ffffffff82bb8b2e>] ip_append_data net/ipv4/ip_output.c:1305 [inline] [<ffffffff82bb8b2e>] ip_send_unicast_reply+0x50c/0xa96 net/ipv4/ip_output.c:1717 [<ffffffff82c289b8>] tcp_v4_send_reset+0x666/0x1562 net/ipv4/tcp_ipv4.c:823 [<ffffffff82c2e0a4>] tcp_v4_rcv+0x16b6/0x2056 net/ipv4/tcp_ipv4.c:2100 [<ffffffff82ba5436>] ip_protocol_deliver_rcu+0x9c/0x626 net/ipv4/ip_input.c:205 [<ffffffff82ba5b56>] ip_local_deliver_finish+0x196/0x308 net/ipv4/ip_input.c:233 [<ffffffff82ba5e28>] NF_HOOK include/linux/netfilter.h:307 [inline] [<ffffffff82ba5e28>] NF_HOOK include/linux/netfilter.h:301 [inline] [<ffffffff82ba5e28>] ip_local_deliver+0x160/0x464 net/ipv4/ip_input.c:254 [<ffffffff82ba336c>] dst_input include/net/dst.h:461 [inline] [<ffffffff82ba336c>] ip_sublist_rcv_finish+0x64/0x1b2 net/ipv4/ip_input.c:568 [<ffffffff82ba4ace>] ip_list_rcv_finish net/ipv4/ip_input.c:618 [inline] [<ffffffff82ba4ace>] ip_sublist_rcv+0x402/0x71a net/ipv4/ip_input.c:626 [<ffffffff82ba6748>] ip_list_rcv+0x25e/0x2b6 net/ipv4/ip_input.c:661 [<ffffffff827db7ca>] __netif_receive_skb_list_ptype net/core/dev.c:5521 [inline] [<ffffffff827db7ca>] __netif_receive_skb_list_core+0x3e8/0x524 net/core/dev.c:5569 [<ffffffff827dbfae>] __netif_receive_skb_list net/core/dev.c:5621 [inline] [<ffffffff827dbfae>] netif_receive_skb_list_internal+0x50c/0x816 net/core/dev.c:5712 [<ffffffff827ddaa0>] gro_normal_list include/net/gro.h:430 [inline] [<ffffffff827ddaa0>] gro_normal_list include/net/gro.h:426 [inline] [<ffffffff827ddaa0>] napi_complete_done+0x140/0x4c6 net/core/dev.c:6053 [<ffffffff8185ce54>] virtqueue_napi_complete drivers/net/virtio_net.c:366 [inline] [<ffffffff8185ce54>] virtnet_poll+0x828/0x986 drivers/net/virtio_net.c:1631 [<ffffffff827ddea4>] __napi_poll+0x7e/0x634 net/core/dev.c:6486 [<ffffffff827def4e>] napi_poll net/core/dev.c:6553 [inline] [<ffffffff827def4e>] net_rx_action+0x714/0x860 net/core/dev.c:6664 [<ffffffff8328fbbc>] __do_softirq+0x274/0x8fc kernel/softirq.c:571 [<ffffffff80066cec>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] [<ffffffff80066cec>] invoke_softirq kernel/softirq.c:452 [inline] [<ffffffff80066cec>] __irq_exit_rcu+0x142/0x1f8 kernel/softirq.c:650 [<ffffffff80066ffa>] irq_exit+0x10/0x7a kernel/softirq.c:674 [<ffffffff8327f7f2>] generic_handle_arch_irq+0x48/0x54 kernel/irq/handle.c:240 [<ffffffff80005c08>] ret_from_exception+0x0/0x10 [<ffffffff8054ec64>] fd_install+0xe2/0x5a0 fs/file.c:621