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器件型号：TDA4VH-Q1 主题中讨论的其他器件：TDA4VH
工具与软件：
您好！
我们刚刚发现, 当我们的应用程序被杀死时,我们会遇到内核恐慌,并且跟踪指向 socketcan 驱动程序。
如何重现：
- 运行应用程序
- 关闭应用程序。 或者：
- Kill -9.
- 关闭 SSH 会话
- 发生内核严重错误
这里是迹线
[ 68.505897] Unable to handle kernel paging request at virtual address 0000000608ace2b0 [ 68.513812] Mem abort info: [ 68.516602] ESR = 0x0000000086000005 [ 68.520347] EC = 0x21: IABT (current EL), IL = 32 bits [ 68.525653] SET = 0, FnV = 0 [ 68.528703] EA = 0, S1PTW = 0 [ 68.531840] FSC = 0x05: level 1 translation fault [ 68.536714] user pgtable: 64k pages, 48-bit VAs, pgdp=000000094246e000 [ 68.543238] [0000000608ace2b0] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000 [ 68.551939] Internal error: Oops: 0000000086000005 [#1] PREEMPT SMP [ 68.558191] Modules linked in: can_raw can veth xt_nat xt_tcpudp xt_conntrack xt_MASQUERADE iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c xt_addrtype iptable_filter ip_tablei [ 68.558322] videodev pci_j721e_host m_can pci_j721e at24 pcie_cadence_host rti_wdt mc pcie_cadence can_dev pwm_tiehrpwm optee_rng rng_core fuse drm drm_panel_orientation_quirks ipv6 [ 68.661497] CPU: 5 PID: 40 Comm: ksoftirqd/5 Tainted: G O 6.1.80-g2e423244f8 #1 [ 68.670175] Hardware name: Texas Instruments J784S4 EVM (DT) [ 68.675816] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 68.682759] pc : 0x608ace2b0 [ 68.685632] lr : skb_release_head_state+0x34/0xe4 [ 68.690330] sp : ffff80000a5afb80 [ 68.693630] x29: ffff80000a5afb80 x28: ffff0008c060b100 x27: ffff000f7d9cac78 [ 68.700748] x26: 000000000000000a x25: 0000000000000001 x24: ffff80000a5afd50 [ 68.707866] x23: ffff800009390008 x22: ffff8000097b3a20 x21: ffff80000984d440 [ 68.714985] x20: ffff0008c4cccae0 x19: ffff0008d3050000 x18: ffffffffffffffff [ 68.722103] x17: 676e696d61657274 x16: 73205d6d61657274 x15: 0000000000000200 [ 68.729221] x14: 000000000000001a x13: 0000000000000000 x12: 0000000000003fff [ 68.736338] x11: 0000000000000040 x10: ffff800009849ec0 x9 : ffff800008ad4f0c [ 68.743455] x8 : ffff80000a5afaa8 x7 : 0000000000000000 x6 : 0000000000000101 [ 68.750573] x5 : ffff8000097b4000 x4 : ffff8000097b4258 x3 : 0000000000000000 [ 68.757691] x2 : ffff800008ad5348 x1 : 0000000608ace2b0 x0 : ffff0008d3050000 [ 68.764810] Call trace: [ 68.767243] 0x608ace2b0 [ 68.769766] kfree_skb_reason+0x48/0x14c [ 68.773677] skb_queue_purge+0x28/0x44 [ 68.777413] can_sock_destruct+0x24/0x40 [can] [ 68.781854] __sk_destruct+0x34/0x230 [ 68.785503] sk_destruct+0x5c/0x6c [ 68.788892] __sk_free+0x80/0x130 [ 68.792194] sk_free+0x6c/0x90 [ 68.795235] can_rx_delete_receiver+0x90/0xb0 [can] [ 68.800102] rcu_core+0x2c4/0xab4 [ 68.803407] rcu_core_si+0x18/0x24 [ 68.806796] __do_softirq+0x178/0x474 [ 68.810446] run_ksoftirqd+0x64/0x84 [ 68.814013] smpboot_thread_fn+0x1e8/0x21c [ 68.818099] kthread+0x104/0x110 [ 68.821316] ret_from_fork+0x10/0x20 [ 68.824886] Code: bad PC value [ 68.827930] ---[ end trace 0000000000000000 ]--- [ 68.832532] Kernel panic - not syncing: Oops: Fatal exception in interrupt [ 68.839388] SMP: stopping secondary CPUs [ 68.843305] Kernel Offset: disabled [ 68.846779] CPU features: 0x40000,20028084,0000420b [ 68.851641] Memory Limit: none [ 68.854685] ---[ end Kernel panic - not syncing: Oops: Fatal exception in interrupt ]---
