【Linux】内核调用栈打印函数dump_stack使用效果
init/main.c的start_kernel示例，这个调用栈不太深：
/var/log/dmesg日志：
[ 0.000000] kernel: [init/main.c start_kernel 911] start_kernel(void)
[ 0.000000] kernel: [kernel/panic.c print_tainted 519 LOG_TIMES: 1 ]
[ 0.000000] kernel: CPU: 0 PID: 0 Comm: swapper Not tainted 6.9.0+ #3
[ 0.000000] kernel: Call Trace:
[ 0.000000] kernel: <TASK>
[ 0.000000] kernel: dump_stack_lvl+0x76/0xa0
[ 0.000000] kernel: dump_stack+0x10/0x20
[ 0.000000] kernel: start_kernel+0x51/0x1780
[ 0.000000] kernel: x86_64_start_reservations+0x18/0x30
[ 0.000000] kernel: x86_64_start_kernel+0xbf/0x110
[ 0.000000] kernel: common_startup_64+0x13e/0x141
[ 0.000000] kernel: </TASK>这是网卡驱动发送数据的函数，调用栈比较深：
[ 20.288274] kernel: [kernel/sched/core.c wake_up_new_task 4974] pid: 1325 exe name: (udev-worker)
[ 20.294028] kernel: [net/ipv4/udp.c udp_send_skb 913]
[ 20.294037] kernel: [net/ipv4/ip_output.c ip_send_skb 1520]
[ 20.294042] kernel: [net/ipv4/ip_output.c ip_local_out 131] 1
[ 20.294046] kernel: [net/ipv4/ip_output.c __ip_local_out 107] 1
[ 20.294072] kernel: [include/linux/netdevice.h dev_queue_xmit 3092]
[ 20.294078] kernel: [net/core/dev.c __dev_queue_xmit 4378]
[ 20.294083] kernel: [net/core/dev.c __dev_xmit_skb 3855]
[ 20.294088] kernel: [net/sched/sch_generic.c sch_direct_xmit 322]
[ 20.294094] kernel: [net/core/dev.c dev_hard_start_xmit 3648]
[ 20.294098] kernel: [net/core/dev.c xmit_one 3631]
[ 20.294102] kernel: [include/linux/netdevice.h netdev_start_xmit 4922]
[ 20.294107] kernel: [include/linux/netdevice.h __netdev_start_xmit 4905] ops->ndo_start_xmit(skb, dev);
[ 20.294112] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3200]
[ 20.294118] kernel: CPU: 2 PID: 748 Comm: avahi-daemon Not tainted 6.9.0+ #3
[ 20.294126] kernel: Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
[ 20.294131] kernel: Call Trace:
[ 20.294136] kernel: <TASK>
[ 20.294143] kernel: dump_stack_lvl+0x76/0xa0
[ 20.294159] kernel: dump_stack+0x10/0x20
[ 20.294171] kernel: e1000_xmit_frame+0x53/0x1ba0 [e1000]
[ 20.294230] kernel: ? vprintk_default+0x1d/0x30
[ 20.294240] kernel: ? vprintk+0x41/0x80
[ 20.294250] kernel: ? _printk+0x60/0x90
[ 20.294266] kernel: netdev_start_xmit+0xdd/0x340
[ 20.294280] kernel: dev_hard_start_xmit+0x9a/0x450
[ 20.294293] kernel: sch_direct_xmit+0xea/0x450
[ 20.294307] kernel: __dev_queue_xmit+0xb40/0x1090
[ 20.294320] kernel: ? _printk+0x60/0x90
[ 20.294335] kernel: ip_finish_output2+0x35d/0x810
[ 20.294347] kernel: __ip_finish_output+0xd9/0x280
[ 20.294356] kernel: ? dev_loopback_xmit+0xb7/0x250
[ 20.294366] kernel: ip_finish_output+0x60/0x280
[ 20.294455] kernel: ip_mc_output+0xb7/0x420
[ 20.294465] kernel: ? __pfx_ip_finish_output+0x10/0x10
[ 20.294475] kernel: ip_local_out+0x1e2/0x1f0
[ 20.294485] kernel: ip_send_skb+0x77/0x1e0
[ 20.294494] kernel: udp_send_skb+0x1a4/0x4d0
[ 20.294507] kernel: udp_sendmsg+0xc25/0x1060
[ 20.294520] kernel: ? __pfx_ip_generic_getfrag+0x10/0x10
[ 20.294542] kernel: inet_sendmsg+0x180/0x1f0
[ 20.294550] kernel: ? inet_sendmsg+0x180/0x1f0
[ 20.294620] kernel: sock_sendmsg_nosec+0x18e/0x220
[ 20.294633] kernel: ____sys_sendmsg+0x356/0x470
[ 20.294649] kernel: [kernel/fork.c __do_sys_set_tid_address 1979]
[ 20.294650] kernel: ___sys_sendmsg+0x164/0x5c0
[ 20.294676] kernel: __sys_sendmsg+0x89/0xf0
[ 20.294686] kernel: ? __sys_sendmsg+0x89/0xf0
[ 20.294704] kernel: __x64_sys_sendmsg+0x5a/0x180
[ 20.294715] kernel: x64_sys_call+0x25e/0x25c0
[ 20.294725] kernel: do_syscall_64+0x7e/0x180
[ 20.294734] kernel: ? aa_file_perm+0x140/0x570
[ 20.294750] kernel: ? inode_needs_update_time+0x4b/0xd0
[ 20.294761] kernel: ? file_update_time+0x1d/0x90
[ 20.294770] kernel: ? pipe_write+0x472/0x6b0
[ 20.294783] kernel: ? security_file_permission+0x36/0x60
[ 20.294797] kernel: ? vfs_write+0x2d1/0x6d0
[ 20.294815] kernel: ? ksys_write+0xc9/0x100
[ 20.294828] kernel: ? syscall_exit_to_user_mode+0x72/0x360
[ 20.294841] kernel: ? do_syscall_64+0x8b/0x180
[ 20.294852] kernel: ? restore_fpregs_from_fpstate+0x47/0xf0
[ 20.294865] kernel: ? switch_fpu_return+0x50/0xe0
[ 20.294946] kernel: ? syscall_exit_to_user_mode+0x72/0x360
[ 20.294959] kernel: ? do_syscall_64+0x8b/0x180
[ 20.294969] kernel: ? syscall_exit_to_user_mode+0x72/0x360
[ 20.294982] kernel: ? do_syscall_64+0x8b/0x180
[ 20.294990] kernel: ? ksys_write+0xc9/0x100
[ 20.295003] kernel: ? syscall_exit_to_user_mode+0x72/0x360
[ 20.295016] kernel: ? do_syscall_64+0x8b/0x180
[ 20.295026] kernel: ? do_syscall_64+0x8b/0x180
[ 20.295036] kernel: ? clear_bhb_loop+0x15/0x70
[ 20.295047] kernel: ? clear_bhb_loop+0x15/0x70
[ 20.295057] kernel: ? clear_bhb_loop+0x15/0x70
[ 20.295070] kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e
[ 20.295080] kernel: RIP: 0033:0x796376b2c004
[ 20.295087] kernel: Code: 15 19 6e 0d 00 f7 d8 64 89 02 b8 ff ff ff ff eb bf 0f 1f 44 00 00 f3 0f 1e fa 80 3d 45 f0 0d 00 00 74 13 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4c c3 0f 1f 00 55 48 89 e5 48 83 ec 20 89 55
[ 20.295094] kernel: RSP: 002b:00007ffcbf149758 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 20.295102] kernel: RAX: ffffffffffffffda RBX: 00006032333d86a0 RCX: 0000796376b2c004
[ 20.295107] kernel: RDX: 0000000000000000 RSI: 00007ffcbf149830 RDI: 000000000000000c
[ 20.295112] kernel: RBP: 00007ffcbf1497d0 R08: 0000000000000004 R09: 0000000000000019
[ 20.295117] kernel: R10: 0000796376ec1259 R11: 0000000000000202 R12: 000000000000000c
[ 20.295122] kernel: R13: 00007ffcbf149830 R14: 00006032333c405c R15: 000000000000000c
[ 20.295136] kernel: </TASK>
[ 20.295311] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] ens33
[ 20.295320] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3217] name: ens33
[ 20.295326] kernel: [include/linux/etherdevice.h eth_skb_pad 645]
[ 20.295330] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_tso 2790]
[ 20.295335] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_tx_csum 2866]
[ 20.295340] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_tx_map 2928]
[ 20.295348] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_tx_queue 3073]
[ 20.295662] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_clean 3923] NAPI Rx polling callback
[ 20.295669] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_clean_tx_irq2 3963] Reclaim resources after transmit completes
[ 20.295678] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_clean_tx_irq2 4062] netdev->stats.tx_packets: 32, netdev->stats.tx_bytes: 3451
[ 20.295679] kernel: [kernel/fork.c kernel_clone 2821] args->name: (null)
[ 20.295687] kernel: [kernel/fork.c copy_process 2185] [ 21.737604] kernel: [include/linux/netdevice.h dev_queue_xmit 3092]
[ 21.737610] kernel: [net/core/dev.c __dev_queue_xmit 4378]
[ 21.737615] kernel: [net/core/dev.c __dev_xmit_skb 3855]
[ 21.737619] kernel: [net/sched/sch_generic.c sch_direct_xmit 322]
[ 21.737623] kernel: [net/core/dev.c dev_hard_start_xmit 3648]
[ 21.737627] kernel: [net/core/dev.c xmit_one 3631]
[ 21.737697] kernel: [include/linux/netdevice.h netdev_start_xmit 4922]
[ 21.737700] kernel: [include/linux/netdevice.h __netdev_start_xmit 4905] ops->ndo_start_xmit(skb, dev);
[ 21.737704] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3200]
[ 21.737708] kernel: CPU: 0 PID: 748 Comm: avahi-daemon Not tainted 6.9.0+ #3
[ 21.737714] kernel: Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
[ 21.737718] kernel: Call Trace:
[ 21.737721] kernel: <TASK>
[ 21.737726] kernel: dump_stack_lvl+0x76/0xa0
[ 21.737738] kernel: dump_stack+0x10/0x20
[ 21.737749] kernel: e1000_xmit_frame+0x53/0x1ba0 [e1000]
[ 21.737877] kernel: ? vprintk_default+0x1d/0x30
[ 21.737885] kernel: ? vprintk+0x41/0x80
[ 21.737893] kernel: ? _printk+0x60/0x90
[ 21.737906] kernel: netdev_start_xmit+0xdd/0x340
[ 21.737917] kernel: dev_hard_start_xmit+0x9a/0x450
[ 21.737927] kernel: sch_direct_xmit+0xea/0x450
[ 21.737938] kernel: __dev_queue_xmit+0xb40/0x1090
[ 21.737947] kernel: ? _printk+0x60/0x90
[ 21.737960] kernel: ip6_finish_output2+0x386/0x9a0
[ 21.737971] kernel: ? __pfx_dev_loopback_xmit+0x10/0x10
[ 21.737979] kernel: ip6_finish_output+0xe0/0x4b0
[ 21.737988] kernel: ? nf_hook_slow+0x7d/0x280
[ 21.737998] kernel: ip6_output+0xb8/0x2b0
[ 21.738008] kernel: ? __pfx_ip6_finish_output+0x10/0x10
[ 21.738018] kernel: ip6_local_out+0x7f/0x1c0
[ 21.738026] kernel: ip6_send_skb+0x5f/0x1e0
[ 21.738035] kernel: udp_v6_send_skb+0x20f/0x580
[ 21.738047] kernel: udpv6_sendmsg+0xd15/0x1070
[ 21.738057] kernel: ? __pfx_ip_generic_getfrag+0x10/0x10
[ 21.738079] kernel: inet6_sendmsg+0x180/0x1f0
[ 21.738086] kernel: ? inet6_sendmsg+0x180/0x1f0
[ 21.738094] kernel: sock_sendmsg_nosec+0x69/0x220
[ 21.738103] kernel: ____sys_sendmsg+0x356/0x470
[ 21.738116] kernel: ___sys_sendmsg+0x164/0x5c0
[ 21.738182] kernel: ? inode_needs_update_time+0x4b/0xd0
[ 21.738197] kernel: __sys_sendmsg+0x89/0xf0
[ 21.738203] kernel: ? __sys_sendmsg+0x89/0xf0
[ 21.738216] kernel: __x64_sys_sendmsg+0x5a/0x180
[ 21.738223] kernel: x64_sys_call+0x25e/0x25c0
[ 21.738230] kernel: do_syscall_64+0x7e/0x180
[ 21.738237] kernel: ? syscall_exit_to_user_mode+0x72/0x360
[ 21.738247] kernel: ? do_syscall_64+0x8b/0x180
[ 21.738253] kernel: ? do_syscall_64+0x8b/0x180
[ 21.738261] kernel: ? ksys_write+0xc9/0x100
[ 21.738271] kernel: ? syscall_exit_to_user_mode+0x72/0x360
[ 21.738280] kernel: ? do_syscall_64+0x8b/0x180
[ 21.738286] kernel: ? do_syscall_64+0x8b/0x180
[ 21.738293] kernel: ? clear_bhb_loop+0x15/0x70
[ 21.738301] kernel: ? clear_bhb_loop+0x15/0x70
[ 21.738308] kernel: ? clear_bhb_loop+0x15/0x70
[ 21.738318] kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e
[ 21.738325] kernel: RIP: 0033:0x796376b2c004
[ 21.738330] kernel: Code: 15 19 6e 0d 00 f7 d8 64 89 02 b8 ff ff ff ff eb bf 0f 1f 44 00 00 f3 0f 1e fa 80 3d 45 f0 0d 00 00 74 13 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4c c3 0f 1f 00 55 48 89 e5 48 83 ec 20 89 55
[ 21.738335] kernel: RSP: 002b:00007ffcbf149758 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 21.738340] kernel: RAX: ffffffffffffffda RBX: 00006032333d9da0 RCX: 0000796376b2c004
[ 21.738345] kernel: RDX: 0000000000000000 RSI: 00007ffcbf149830 RDI: 000000000000000d
[ 21.738348] kernel: RBP: 00007ffcbf1497d0 R08: 0000796376ec1260 R09: 00007ffcbf149792
[ 21.738352] kernel: R10: 0000000000000001 R11: 0000000000000202 R12: 000000000000000d
[ 21.738356] kernel: R13: 00007ffcbf149830 R14: 00006032333d5d5c R15: 000000000000000d
[ 21.738367] kernel: </TASK>
[ 21.738369] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] ens33
[ 21.738375] kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3217] name: ens33
2024-11-15T22:17:33.588491+08:00 a kernel: [net/ipv4/tcp_output.c tcp_send_ack 4321] source ip: 192.168.16.132: 80, dest ip: 101.6.15.130: 80, family: 2, state: 1
2024-11-15T22:17:33.588492+08:00 a kernel: [net/ipv4/tcp_output.c __tcp_transmit_skb 1460] source ip: 192.168.16.132: 80, dest ip: 101.6.15.130: 80, family: 2, state: 1
2024-11-15T22:17:33.588494+08:00 a kernel: [net/ipv4/tcp_output.c tcp_event_ack_sent 192] source ip: 192.168.16.132: 80, dest ip: 101.6.15.130: 80, family: 2, state: 1
2024-11-15T22:17:33.588495+08:00 a kernel: [net/ipv4/ip_output.c ip_local_out 131] 1
2024-11-15T22:17:33.588497+08:00 a kernel: [net/ipv4/ip_output.c __ip_local_out 107] 1
2024-11-15T22:17:33.588498+08:00 a kernel: [include/linux/netdevice.h dev_queue_xmit 3092]
2024-11-15T22:17:33.588500+08:00 a kernel: [net/core/dev.c __dev_queue_xmit 4378]
2024-11-15T22:17:33.588501+08:00 a kernel: [net/core/dev.c __dev_xmit_skb 3855]
2024-11-15T22:17:33.588503+08:00 a kernel: [net/sched/sch_generic.c sch_direct_xmit 322]
2024-11-15T22:17:33.588504+08:00 a kernel: [net/core/dev.c dev_hard_start_xmit 3648]
2024-11-15T22:17:33.588506+08:00 a kernel: [net/core/dev.c xmit_one 3631]
2024-11-15T22:17:33.588507+08:00 a kernel: [include/linux/netdevice.h netdev_start_xmit 4922]
2024-11-15T22:17:33.588509+08:00 a kernel: [include/linux/netdevice.h __netdev_start_xmit 4905] ops->ndo_start_xmit(skb, dev);
2024-11-15T22:17:33.588510+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3200]
2024-11-15T22:17:33.588512+08:00 a kernel: CPU: 2 PID: 2306 Comm: gnome-terminal- Not tainted 6.9.0+ #3
2024-11-15T22:17:33.588513+08:00 a kernel: Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
2024-11-15T22:17:33.588515+08:00 a kernel: Call Trace:
2024-11-15T22:17:33.588516+08:00 a kernel: <TASK>
2024-11-15T22:17:33.588518+08:00 a kernel: dump_stack_lvl+0x76/0xa0
2024-11-15T22:17:33.588519+08:00 a kernel: dump_stack+0x10/0x20
2024-11-15T22:17:33.588521+08:00 a kernel: e1000_xmit_frame+0x53/0x1ba0 [e1000]
2024-11-15T22:17:33.588691+08:00 a kernel: ? vprintk_default+0x1d/0x30
2024-11-15T22:17:33.588694+08:00 a kernel: ? vprintk+0x41/0x80
2024-11-15T22:17:33.588695+08:00 a kernel: ? _printk+0x60/0x90
2024-11-15T22:17:33.588696+08:00 a kernel: netdev_start_xmit+0xdd/0x340
2024-11-15T22:17:33.588699+08:00 a kernel: dev_hard_start_xmit+0x9a/0x450
2024-11-15T22:17:33.588701+08:00 a kernel: sch_direct_xmit+0xea/0x450
2024-11-15T22:17:33.588703+08:00 a kernel: __dev_queue_xmit+0xb40/0x1090
2024-11-15T22:17:33.588704+08:00 a kernel: ? _printk+0x60/0x90
2024-11-15T22:17:33.588706+08:00 a kernel: dev_queue_xmit+0x60/0x180
2024-11-15T22:17:33.588708+08:00 a kernel: neigh_resolve_output+0x147/0x320
2024-11-15T22:17:33.588710+08:00 a kernel: ip_finish_output2+0x1c8/0x810
2024-11-15T22:17:33.588711+08:00 a kernel: __ip_finish_output+0xd9/0x280
2024-11-15T22:17:33.588713+08:00 a kernel: ? vprintk+0x41/0x80
2024-11-15T22:17:33.588715+08:00 a kernel: ip_finish_output+0x60/0x280
2024-11-15T22:17:33.588717+08:00 a kernel: ip_output+0x9a/0x260
2024-11-15T22:17:33.588719+08:00 a kernel: ? __pfx_ip_finish_output+0x10/0x10
2024-11-15T22:17:33.588720+08:00 a kernel: ip_local_out+0x17d/0x1f0
2024-11-15T22:17:33.588722+08:00 a kernel: __ip_queue_xmit+0x1bd/0x8b0
2024-11-15T22:17:33.588724+08:00 a kernel: ip_queue_xmit+0x5b/0x180
2024-11-15T22:17:33.588725+08:00 a kernel: __tcp_transmit_skb+0xf19/0x1400
2024-11-15T22:17:33.588728+08:00 a kernel: __tcp_send_ack+0x10c/0x300
2024-11-15T22:17:33.588731+08:00 a kernel: tcp_send_ack+0x104/0x250
2024-11-15T22:17:33.588732+08:00 a kernel: __tcp_ack_snd_check+0x95/0x3a0
2024-11-15T22:17:33.588734+08:00 a kernel: tcp_rcv_established+0x318/0x8a0
2024-11-15T22:17:33.588735+08:00 a kernel: tcp_v4_do_rcv+0x1d9/0x430
2024-11-15T22:17:33.588737+08:00 a kernel: tcp_v4_rcv+0x1093/0x1120
2024-11-15T22:17:33.588739+08:00 a kernel: ? raw_local_deliver+0x194/0x3b0
2024-11-15T22:17:33.588758+08:00 a kernel: ip_protocol_deliver_rcu+0x8e/0x280
2024-11-15T22:17:33.588762+08:00 a kernel: ip_local_deliver_finish+0xac/0x1f0
2024-11-15T22:17:33.588765+08:00 a kernel: ip_local_deliver+0xa3/0x260
2024-11-15T22:17:33.588766+08:00 a kernel: ip_sublist_rcv_finish+0xbb/0x1e0
2024-11-15T22:17:33.588768+08:00 a kernel: ip_sublist_rcv+0x16d/0x330
2024-11-15T22:17:33.588770+08:00 a kernel: ? prb_read_valid+0x1c/0x30
2024-11-15T22:17:33.588781+08:00 a kernel: ? printk_get_next_message+0x96/0x2b0
2024-11-15T22:17:33.588784+08:00 a kernel: ip_list_rcv+0x138/0x280
2024-11-15T22:17:33.588794+08:00 a kernel: __netif_receive_skb_list_core+0x37e/0x3a0
2024-11-15T22:17:33.588808+08:00 a kernel: netif_receive_skb_list_internal+0x213/0x400
2024-11-15T22:17:33.588810+08:00 a kernel: ? tcp4_gro_complete+0xbf/0x1f0
2024-11-15T22:17:33.588820+08:00 a kernel: napi_gro_complete.constprop.0+0x1a1/0x480
2024-11-15T22:17:33.588831+08:00 a kernel: dev_gro_receive+0x544/0x990
2024-11-15T22:17:33.588841+08:00 a kernel: napi_gro_receive+0xb4/0x4e0
2024-11-15T22:17:33.590083+08:00 a kernel: e1000_receive_skb+0xbc/0x1f0 [e1000]
2024-11-15T22:17:33.590183+08:00 a kernel: e1000_clean_rx_irq+0x334/0xb60 [e1000]
2024-11-15T22:17:33.590271+08:00 a kernel: e1000_clean+0x35e/0xe10 [e1000]
2024-11-15T22:17:33.590339+08:00 a kernel: __napi_poll+0x6a/0x490
2024-11-15T22:17:33.590400+08:00 a kernel: net_rx_action+0x16d/0x3f0
2024-11-15T22:17:33.590402+08:00 a kernel: handle_softirqs+0x124/0x4d0
2024-11-15T22:17:33.590403+08:00 a kernel: __do_softirq+0x3f/0x18c
2024-11-15T22:17:33.590404+08:00 a kernel: __irq_exit_rcu+0xd0/0xf0
2024-11-15T22:17:33.590405+08:00 a kernel: irq_exit_rcu+0xe/0x20
2024-11-15T22:17:33.590405+08:00 a kernel: sysvec_apic_timer_interrupt+0x44/0xc0
2024-11-15T22:17:33.590406+08:00 a kernel: [net/ipv4/tcp.c tcp_recvmsg 2651] source ip: 192.168.16.132: 80, dest ip: 101.6.15.130: 80, family: 2, state: 1
2024-11-15T22:17:33.590409+08:00 a kernel: asm_sysvec_apic_timer_interrupt+0x1b/0x20
2024-11-15T22:17:33.590410+08:00 a kernel: RIP: 0033:0x7f372e2df6de
2024-11-15T22:17:33.590411+08:00 a kernel: Code: fc ff 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 55 48 89 e5 41 55 41 54 49 89 f4 53 48 89 fb 48 83 ec 08 0f b7 57 08 48 8b 3f <48> 89 d0 83 c2 01 48 85 ff 74 3b 39 57 fc 72 32 f3 41 0f 6f 04 24
2024-11-15T22:17:33.590412+08:00 a kernel: RSP: 002b:00007ffe99698f00 EFLAGS: 00000206
2024-11-15T22:17:33.590413+08:00 a kernel: RAX: 0000000000000036 RBX: 00005fb41ed20e48 RCX: 0000000000000000
2024-11-15T22:17:33.590414+08:00 a kernel: RDX: 0000000000000036 RSI: 00007ffe99698fb0 RDI: 00005fb41f22abb4
2024-11-15T22:17:33.590415+08:00 a kernel: RBP: 00007ffe99698f20 R08: 00005fb41e98631b R09: 0000000000000000
2024-11-15T22:17:33.590416+08:00 a kernel: R10: 0000000000000000 R11: 0000000000000000 R12: 00007ffe99698fb0
2024-11-15T22:17:33.590417+08:00 a kernel: R13: 00005fb41ed20dd8 R14: 00005fb41e986318 R15: 0000000000001ab6
2024-11-15T22:17:33.590417+08:00 a kernel: </TASK>
2024-11-15T22:17:33.590418+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] ens33
2024-11-15T22:17:33.590419+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3217] name: ens33
2024-11-15T22:17:33.590420+08:00 a kernel: [include/linux/etherdevice.h eth_skb_pad 645]
2024-11-15T22:17:33.590420+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_tso 2790]
2024-11-15T22:17:38.621067+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_clean_rx_irq 4650] netdev->stats.rx_packets: 33624, netdev->stats.rx_bytes: 50527630
2024-11-15T22:17:38.621069+08:00 a kernel: [net/ipv4/tcp_output.c tcp_send_delayed_ack 4226] source ip: 192.168.16.132: 443, dest ip: 185.125.188.55: 443, family: 2, state: 8
2024-11-15T22:17:38.621080+08:00 a kernel: [net/ipv4/tcp.c tcp_recvmsg 2651] source ip: 192.168.16.132: 443, dest ip: 185.125.188.55: 443, family: 2, state: 8
2024-11-15T22:17:38.623876+08:00 a kernel: [net/ipv4/tcp.c tcp_sendmsg 1364] source ip: 192.168.16.132: 443, dest ip: 185.125.188.55: 443, family: 2, state: 8
2024-11-15T22:17:38.623896+08:00 a kernel: [net/ipv4/tcp_output.c __tcp_transmit_skb 1460] source ip: 192.168.16.132: 443, dest ip: 185.125.188.55: 443, family: 2, state: 8
2024-11-15T22:17:38.623898+08:00 a kernel: [net/ipv4/tcp_output.c tcp_event_ack_sent 192] source ip: 192.168.16.132: 443, dest ip: 185.125.188.55: 443, family: 2, state: 8
2024-11-15T22:17:38.623899+08:00 a kernel: [net/ipv4/tcp_output.c tcp_event_data_sent 173] source ip: 192.168.16.132: 443, dest ip: 185.125.188.55: 443, family: 2, state: 8
2024-11-15T22:17:38.623900+08:00 a kernel: [net/ipv4/ip_output.c ip_local_out 131] 1
2024-11-15T22:17:38.623901+08:00 a kernel: [net/ipv4/ip_output.c __ip_local_out 107] 1
2024-11-15T22:17:38.623901+08:00 a kernel: [include/linux/netdevice.h dev_queue_xmit 3092]
2024-11-15T22:17:38.623902+08:00 a kernel: [net/core/dev.c __dev_queue_xmit 4378]
2024-11-15T22:17:38.623903+08:00 a kernel: [net/core/dev.c __dev_xmit_skb 3855]
2024-11-15T22:17:38.623903+08:00 a kernel: [net/sched/sch_generic.c sch_direct_xmit 322]
2024-11-15T22:17:38.623904+08:00 a kernel: [net/core/dev.c dev_hard_start_xmit 3648]
2024-11-15T22:17:38.623905+08:00 a kernel: [net/core/dev.c xmit_one 3631]
2024-11-15T22:17:38.623906+08:00 a kernel: [include/linux/netdevice.h netdev_start_xmit 4922]
2024-11-15T22:17:38.623906+08:00 a kernel: [include/linux/netdevice.h __netdev_start_xmit 4905] ops->ndo_start_xmit(skb, dev);
2024-11-15T22:17:38.623907+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3200]
2024-11-15T22:17:38.623908+08:00 a kernel: CPU: 0 PID: 804 Comm: snapd Not tainted 6.9.0+ #3
2024-11-15T22:17:38.623909+08:00 a kernel: Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
2024-11-15T22:17:38.623910+08:00 a kernel: Call Trace:
2024-11-15T22:17:38.623911+08:00 a kernel: <TASK>
2024-11-15T22:17:38.623912+08:00 a kernel: dump_stack_lvl+0x76/0xa0
2024-11-15T22:17:38.623913+08:00 a kernel: dump_stack+0x10/0x20
2024-11-15T22:17:38.623913+08:00 a kernel: e1000_xmit_frame+0x53/0x1ba0 [e1000]
2024-11-15T22:17:38.623914+08:00 a kernel: ? vprintk_default+0x1d/0x30
2024-11-15T22:17:38.623915+08:00 a kernel: ? vprintk+0x41/0x80
2024-11-15T22:17:38.623915+08:00 a kernel: ? _printk+0x60/0x90
2024-11-15T22:17:38.623916+08:00 a kernel: netdev_start_xmit+0xdd/0x340
2024-11-15T22:17:38.623917+08:00 a kernel: dev_hard_start_xmit+0x9a/0x450
2024-11-15T22:17:38.623918+08:00 a kernel: sch_direct_xmit+0xea/0x450
2024-11-15T22:17:38.623919+08:00 a kernel: __dev_queue_xmit+0xb40/0x1090
2024-11-15T22:17:38.623919+08:00 a kernel: ? _printk+0x60/0x90
2024-11-15T22:17:38.623920+08:00 a kernel: ip_finish_output2+0x35d/0x810
2024-11-15T22:17:38.623921+08:00 a kernel: __ip_finish_output+0xd9/0x280
2024-11-15T22:17:38.623922+08:00 a kernel: ? vprintk+0x41/0x80
2024-11-15T22:17:38.623923+08:00 a kernel: ip_finish_output+0x60/0x280
2024-11-15T22:17:38.623923+08:00 a kernel: ip_output+0x9a/0x260
2024-11-15T22:17:38.623924+08:00 a kernel: ? __pfx_ip_finish_output+0x10/0x10
2024-11-15T22:17:38.623925+08:00 a kernel: ip_local_out+0x17d/0x1f0
2024-11-15T22:17:38.623925+08:00 a kernel: __ip_queue_xmit+0x1bd/0x8b0
2024-11-15T22:17:38.623926+08:00 a kernel: ip_queue_xmit+0x5b/0x180
2024-11-15T22:17:38.623927+08:00 a kernel: __tcp_transmit_skb+0xf19/0x1400
2024-11-15T22:17:38.623927+08:00 a kernel: ? vsnprintf+0x40f/0x590
2024-11-15T22:17:38.623928+08:00 a kernel: tcp_transmit_skb+0x63/0x190
2024-11-15T22:17:38.623929+08:00 a kernel: tcp_write_xmit+0x543/0x1700
2024-11-15T22:17:38.623929+08:00 a kernel: __tcp_push_pending_frames+0x7b/0x3a0
2024-11-15T22:17:38.623930+08:00 a kernel: tcp_push+0x188/0x400
2024-11-15T22:17:38.623931+08:00 a kernel: tcp_sendmsg_locked+0xd43/0x10c0
2024-11-15T22:17:38.623931+08:00 a kernel: tcp_sendmsg+0x118/0x270
2024-11-15T22:17:38.623932+08:00 a kernel: inet_sendmsg+0x7c/0x1f0
2024-11-15T22:17:38.623933+08:00 a kernel: sock_sendmsg_nosec+0x18e/0x220
2024-11-15T22:17:38.623933+08:00 a kernel: sock_write_iter+0x15d/0x280
2024-11-15T22:17:38.623934+08:00 a kernel: vfs_write+0x2d1/0x6d0
2024-11-15T22:17:38.623935+08:00 a kernel: ksys_write+0xc9/0x100
2024-11-15T22:17:38.623936+08:00 a kernel: __x64_sys_write+0x19/0x30
2024-11-15T22:17:38.623936+08:00 a kernel: x64_sys_call+0x7e/0x25c0
2024-11-15T22:17:38.623937+08:00 a kernel: do_syscall_64+0x7e/0x180
2024-11-15T22:17:38.623938+08:00 a kernel: ? wake_up_q+0x83/0x1e0
2024-11-15T22:17:38.623938+08:00 a kernel: ? futex_wake+0x1b2/0x2e0
2024-11-15T22:17:38.623939+08:00 a kernel: ? do_futex+0x337/0x3c0
2024-11-15T22:17:38.623940+08:00 a kernel: ? __do_sys_futex+0x13e/0x2f0
2024-11-15T22:17:38.623940+08:00 a kernel: ? syscall_exit_to_user_mode+0x72/0x360
2024-11-15T22:17:38.623941+08:00 a kernel: ? do_syscall_64+0x8b/0x180
2024-11-15T22:17:38.623942+08:00 a kernel: ? syscall_exit_to_user_mode+0x72/0x360
2024-11-15T22:17:38.623942+08:00 a kernel: ? do_syscall_64+0x8b/0x180
2024-11-15T22:17:38.623943+08:00 a kernel: ? do_syscall_64+0x8b/0x180
2024-11-15T22:17:38.623946+08:00 a kernel: ? clear_bhb_loop+0x15/0x70
2024-11-15T22:17:38.623948+08:00 a kernel: message repeated 2 times: [ ? clear_bhb_loop+0x15/0x70]
2024-11-15T22:17:38.623949+08:00 a kernel: entry_SYSCALL_64_after_hwframe+0x76/0x7e
2024-11-15T22:17:38.623952+08:00 a kernel: RIP: 0033:0x55a41718252e
2024-11-15T22:17:38.623954+08:00 a kernel: Code: 48 83 ec 38 e8 13 00 00 00 48 83 c4 38 5d c3 cc cc cc cc cc cc cc cc cc cc cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
2024-11-15T22:17:38.623955+08:00 a kernel: RSP: 002b:000000c000389740 EFLAGS: 00000216 ORIG_RAX: 0000000000000001
2024-11-15T22:17:38.623955+08:00 a kernel: RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 000055a41718252e
2024-11-15T22:17:38.623956+08:00 a kernel: RDX: 0000000000000018 RSI: 000000c00003e480 RDI: 0000000000000012
2024-11-15T22:17:38.623957+08:00 a kernel: RBP: 000000c000389780 R08: 0000000000000000 R09: 0000000000000000
2024-11-15T22:17:38.623958+08:00 a kernel: R10: 0000000000000000 R11: 0000000000000216 R12: 000000c0003898b0
2024-11-15T22:17:38.623958+08:00 a kernel: R13: 000000000000000e R14: 000000c000785340 R15: 0000000000006099
2024-11-15T22:17:38.623959+08:00 a kernel: </TASK>
2024-11-15T22:17:38.623960+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3202] ens33
2024-11-15T22:17:38.623961+08:00 a kernel: [drivers/net/ethernet/intel/e1000/e1000_main.c e1000_xmit_frame 3217] name: ens33
2024-11-15T22:17:38.623961+08:00 a kernel: [include/linux/etherdevice.h eth_skb_pad 645] 这里要注意，调用栈不一定完全按照函数调用关系打印的。
这个函数对于分析内核源代码执行流程是相当有用的。
相关文章：
【Linux】内核调用栈打印函数dump_stack使用效果
init/main.c的start_kernel示例，这个调用栈不太深： /var/log/dmesg日志： [ 0.000000] kernel: [init/main.c start_kernel 911] start_kernel(void) [ 0.000000] kernel: [kernel/panic.c print_tainted 519 LOG_TIMES: 1 ] [ 0.…...
Uniapp踩坑input自动获取焦点ref动态获取实例不可用
前言 大家好我是没钱的君子下流坯，用自己的话解释自己的知识。很久很更新了，这几个月一直在加班，今天记录一个uniapp关于input中focus()方法自动获取焦点的坑。 案例 为了实现一个手机验证码的页面，验证码是五个输入框…...
数据分析-47-时间序列变点检测之离线历史数据的CPD
文章目录 1 时间序列结构1.1 变化点的定义1.2 结构变化的类型1.2.1 水平变化1.2.2 方差变化1.3 变点检测1.3.1 离线数据检测方法1.3.2 实时数据检测方法2 模拟数据2.1 模拟恒定方差数据2.2 模拟变化方差数据3 离线数据变点检测3.1 Ruptures模块3.2 恒定方差CPD3.3 变化方差CPD4…...
加入GitHub Spark需要申请
目录 加入GitHub Spark需要申请 GitHub Spark 一、产品定位与特点 二、核心组件与功能 三、支持的AI模型 四、应用场景与示例 五、未来展望 六、申请体验 加入GitHub Spark需要申请 GitHub Spark 是微软旗下GitHub在2024年10月30日的GitHub Universe大会上推出的一款革…...
生成式GPT商品推荐：精准满足用户需求
生成式GPT商品推荐：精准满足用户需求 随着人工智能（AI）技术的飞速发展，电商平台正在逐步迎来一场前所未有的变革。尤其是生成式GPT（Generative Pre-trained Transformer）技术的应用，正在重新定…...
async 和 await的使用
一、需求 点击按钮处理重复提交，想要通过disabled的方式实现。 但是点击按钮调用的方法里有ajax、跳转、弹窗等一系列逻辑操作，需要等方法里流程都走完，再把disabled设为false，这样下次点击按钮时就可以继续走方法里的ajax等操作…...
Spring Cloud Vault快速入门Demo
1.什么是Spring Cloud Vault？ Spring Cloud Vault 是 Spring Cloud 生态系统中的一个项目，旨在简化 Spring 应用程序与 HashiCorp Vault 的集成。它提供了一种方便的方式来管理和访问应用程序的敏感配置数据，如数据库凭证、API 密钥和其他机…...
道陟科技EMB产品开发进展与标准设计的建议｜2024电动汽车智能底盘大会
11月12日，2024电动汽车智能底盘大会在重庆开幕。会议由中国汽车工程学会主办，电动汽车产业技术创新战略联盟、中国汽车工程学会智能底盘分会、智能绿色车辆与交通全国重点实验室承办。本届大会围绕电动汽车智能底盘相关技术发展与融合，满足高…...
GitHub Org
运营一个GitHub Org（组织）是一个复杂但充满价值的过程，它涉及多个方面，包括项目管理、团队协作、代码审查、文档维护、社区建设等。以下是一篇关于如何运营GitHub Org的详细指南，旨在帮助组织者更好地管理和维护其GitH…...
unity小：shaderGraph不规则涟漪、波纹效果
实现概述 在本项目中，我们通过结合 Sine、Polar Coordinates 和 Time 节点，实现了动态波纹效果。以下是实现细节： 核心实现 Sine 波形生成： 使用 Sine 节点生成基本的波形。该节点能够创建周期性变化，为波纹效果提供…...
【JavaScript】JavaScript开篇基础（6）
1.❤️❤️前言~🥳🎉🎉🎉 Hello, Hello~ 亲爱的朋友们👋👋，这里是E绵绵呀✍️✍️。 如果你喜欢这篇文章，请别吝啬你的点赞❤️❤️和收藏📖📖。如果你对我的…...
Spark RDD、DStream、DataFrame、DataSet 在窗口操作上的区别
Spark RDD、DStream、DataFrame、DataSet 在窗口操作上的区别 1. Spark RDD 是否支持窗口操作： RDD 本身没有专门的窗口操作算子。原因： RDD 是一个弹性分布式数据集，设计为通用的、不可变的操作单元，主要用于批处理场景。窗口函…...
http自动发送请求工具(自动化测试http请求)
点击下载《http自动发送请求工具(自动化测试http请求)》 前言 在现代软件开发过程中，HTTP 请求的自动化测试是确保应用程序稳定性和可靠性的关键环节。为了满足这一需求，我开发了一款功能强大且易于使用的自动化 HTTP 请求发送工具。该工具基于 C# 开发…...
网络IP地址会经常换吗？深入解析与实操指南
在互联网的生态系统中，IP地址（Internet Protocol Address）是每台连接设备的唯一标识符，它在网络通信中起着至关重要的作用。然而，不少用户观察到自己的IP地址有时会发生变化，这引发了诸多疑问。本文旨在详细…...
MapLocNet由粗到细的定位网络
论文链接 MapLocNet: Coarse-to-Fine Feature Registration for Visual Re-Localization in Navigation Mapshttps://arxiv.org/html/2407.08561v1 问题背景 当前自动驾驶的定位主要依赖于高精度的地图和GPS信号，但在城市环境中，GPS信号易受到多路径传…...
【Docker】Mac安装Docker Desktop导致磁盘剩余空间较少问题如何解决？
目录 一、背景描述 二、解决办法 三、清理效果 四、理论参考 解决方法 1. 清理未使用的 Docker 镜像、容器和卷 2. 查看 Docker 使用的磁盘空间 3. 调整 Docker 的存储位置 4. 增加磁盘空间 5. 调整 Docker Desktop 配置 6. 使用 Docker 清理工具（例如 D…...
构建客服知识库：企业效率提升的关键步骤
客服知识库是企业提升客户服务效率和质量的重要工具。它不仅帮助客服团队快速准确地回答客户问题，还能通过数据分析来优化服务流程和提升客户满意度。 1. 明确知识库的目标和范围 构建客服知识库的第一步是明确其目标和范围。这包括确定知识库的主要用户群体、需要…...
java-Day06 内部类 Lambda表达式 API
内部类 内部类:就是在一个类中定义一个类 格式例: public class Outer { public class Inner { } } 内部类分类 1.成员内部类(了解) 创建成员内部类 外部类.内部类 对象名new外部类().new内部类() 2.静态内部类(了解) 3.局部内部类(了解) 4.匿名内部类…...
Springboot配置全局异常通用返回
Springboot配置全局异常通用返回 前言 前端对接了部分接口后，开始抱怨，“后端接口出参的格式总是千奇百怪，没有一个固定的格式，错误信息提示也不明朗，业务的状态码总是东一个西一个，前端这都不好做统一的…...
计算机视觉在自动驾驶汽车中的应用
💓 博客主页：瑕疵的CSDN主页 📝 Gitee主页：瑕疵的gitee主页 ⏩ 文章专栏：《热点资讯》 计算机视觉在自动驾驶汽车中的应用 计算机视觉在自动驾驶汽车中的应用 计算机视觉在自动驾驶汽车中的应用 引言 计算机视觉在自动…...
多云管理“拦路虎”：深入解析网络互联、身份同步与成本可视化的技术复杂度
一、引言：多云环境的技术复杂性本质 企业采用多云策略已从技术选型升维至生存刚需。当业务系统分散部署在多个云平台时，基础设施的技术债呈现指数级积累。网络连接、身份认证、成本管理这三大核心挑战相互嵌套：跨云网络构建数据…...
基于距离变化能量开销动态调整的WSN低功耗拓扑控制开销算法matlab仿真
目录 1.程序功能描述 2.测试软件版本以及运行结果展示 3.核心程序 4.算法仿真参数 5.算法理论概述 6.参考文献 7.完整程序 1.程序功能描述 通过动态调整节点通信的能量开销，平衡网络负载，延长WSN生命周期。具体通过建立基于距离的能量消耗模型&am…...
聊聊 Pulsar：Producer 源码解析
一、前言 Apache Pulsar 是一个企业级的开源分布式消息传递平台，以其高性能、可扩展性和存储计算分离架构在消息队列和流处理领域独树一帜。在 Pulsar 的核心架构中，Producer（生产者） 是连接客户端应用与消息队列的第一步。生产者…...
UDP(Echoserver)
网络命令 Ping 命令 检测网络是否连通 使用方法: ping -c 次数 网址ping -c 3 www.baidu.comnetstat 命令 netstat 是一个用来查看网络状态的重要工具. 语法：netstat [选项] 功能：查看网络状态 常用选项： n 拒绝显示别名&#…...
linux arm系统烧录
1、打开瑞芯微程序 2、按住linux arm 的 recover按键 插入电源 3、当瑞芯微检测到有设备 4、松开recover按键 5、选择升级固件 6、点击固件选择本地刷机的linux arm 镜像 7、点击升级 （忘了有没有这步了 估计有） 刷机程序 和 镜像 就不提供了。要刷的时…...
页面渲染流程与性能优化
页面渲染流程与性能优化详解（完整版） 一、现代浏览器渲染流程（详细说明） 1. 构建DOM树 浏览器接收到HTML文档后，会逐步解析并构建DOM（Document Object Model）树。具体过程如下： (…...
python爬虫：Newspaper3k 的详细使用（好用的新闻网站文章抓取和解析的Python库）
更多内容请见： 爬虫和逆向教程-专栏介绍和目录 文章目录 一、Newspaper3k 概述1.1 Newspaper3k 介绍1.2 主要功能1.3 典型应用场景1.4 安装二、基本用法2.2 提取单篇文章的内容2.2 处理多篇文档三、高级选项3.1 自定义配置3.2 分析文章情感四、实战案例4.1 构建新闻摘要聚合器…...
微服务商城-商品微服务
数据表 CREATE TABLE product (id bigint(20) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT 商品id,cateid smallint(6) UNSIGNED NOT NULL DEFAULT 0 COMMENT 类别Id,name varchar(100) NOT NULL DEFAULT COMMENT 商品名称,subtitle varchar(200) NOT NULL DEFAULT COMMENT 商…...
使用 Streamlit 构建支持主流大模型与 Ollama 的轻量级统一平台
🎯 使用 Streamlit 构建支持主流大模型与 Ollama 的轻量级统一平台 📌 项目背景 随着大语言模型（LLM）的广泛应用，开发者常面临多个挑战： 各大模型（OpenAI、Claude、Gemini、Ollama）接口风格不统一；缺乏一个统一平台进行模型调用与测试；本地模型 Ollama 的集成与前…...
HDFS分布式存储 zookeeper
hadoop介绍 狭义上hadoop是指apache的一款开源软件 用java语言实现开源框架，允许使用简单的变成模型跨计算机对大型集群进行分布式处理（1.海量的数据存储 2.海量数据的计算）Hadoop核心组件 hdfs（分布式文件存储系统）&a…...