I am using kernel 4.4.0 and have seen following panic. Please let me know if fix is available for this issue?
[67670.162758] BUG: unable to handle kernel NULL pointer dereference at 0000000000000039 [67670.170664] IP: [<ffffffffa022f0ae>] __tipc_sendmsg+0x1be/0x5a0 [tipc] [67670.177231] PGD 34de24067 PUD 3505f5067 PMD 0 [67670.181778] Oops: 0002 [#1] SMP [67670.185061] Modules linked in: 8021q mrp garp sctp libcrc32c e1000e tipc udp_tunnel ip6_udp_tu nnel iTCO_wdt(O) xt_physdev br_netfilter bridge stp ipmiq_drv(O) llc sio_mmc(O) nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT n f_reject_ipv6 nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack event_drv(O) lockd ddi(O) ip6table_filter pt_timer_info(O) grace ixgbe igb usb_sto rage iTCO_vendor_support lpc_ich mfd_core pcspkr i2c_i801 i2c_algo_bit i2c_core ptp pps_core mdio tpm_tis tpm sunrpc [last unloaded: iTCO_wdt] [67670.234245] CPU: 5 PID: 22259 Comm: yj4flx Tainted: G W O 4.4.0 #6 [67670.241707] Hardware name: PT AMC124/Base Board Product Name, BIOS LGNAJFIP.PTI.0012.P15 01/15 [67670.251135] task: ffff8800366d51c0 ti: ffff88034ef7c000 task.ti: ffff88034ef7c000 [67670.258773] RIP: 0010:[<ffffffffa022f0ae>] [<ffffffffa022f0ae>] __tipc_sendmsg+0x1be/0x5a0 [t ipc] [67670.267931] RSP: 0018:ffff88034ef7fc78 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88034ef7fdb0 RCX: 00003d8bb0031109 [67670.280838] RDX: 0000000000000000 RSI: ffff880350167cf0 RDI: ffffffff81ce2800 [67670.288071] RBP: ffff88034ef7fd48 R08: ffff88034ef7c000 R09: 0000000000000000 [67670.295312] R10: 0000000000000079 R11: 0000000000000000 R12: ffff880350167bc0 [67670.302687] R13: ffff880350f5f200 R14: 0000000000007dc4 R15: 0000000000007dc4 [67670.309944] FS: 0000000000000000(0000) GS:ffff88035fca0000(0063) knlGS:00000000f3affb40 [67670.318173] CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b [67670.324081] CR2: 0000000000000039 CR3: 000000034b040000 CR4: 00000000000006e0 [67670.331288] Stack: ffff8803000005b4 ffff88034ef7fdc0 ffff880350167e98 ffffffff81ce2800 [67670.341145] ffff880350167cf0 ffff88034ef7fcb0 ffff88034ef7fcb8 ffffffff00000001 [67670.348870] 0000000000000000 0000000000007dc4 ffff88034ef7fe08 0000000000000001 [67670.356589] Call Trace: [67670.359138] [<ffffffff810baf43>] ? __wake_up+0x53/0x70 [<ffffffffa022f4d2>] tipc_sendmsg+0x42/0x70 [tipc] [67670.370380] [<ffffffff815a0177>] sock_sendmsg+0x47/0x50 [<ffffffff815a10a3>] SYSC_sendto+0x103/0x150 [<ffffffff815a03d2>] ? SYSC_getsockname+0x92/0xe0 [67670.387261] [<ffffffff811181a1>] ? __audit_syscall_entry+0xb1/0x110 [67670.393627] [<ffffffff81002186>] ? do_audit_syscall_entry+0x66/0x70 [67670.400009] [<ffffffff81002798>] ? syscall_trace_enter_phase1+0xf8/0x120 [67670.406797] [<ffffffff815a16ae>] SyS_sendto+0xe/0x10 [67670.411942] [<ffffffff815dff0f>] compat_SyS_socketcall+0xef/0x180 [67670.418140] [<ffffffff81002ba9>] do_fast_syscall_32+0x99/0x130 [67670.424110] [<ffffffff816cc372>] sysenter_flags_fixed+0x8/0x12 [67670.430197] Code: 30 01 00 00 48 39 85 50 ff ff ff ba 00 00 00 00 48 8b b5 50 ff ff ff 48 8b b d 48 ff ff ff 48 0f 44 c2 41 0f b6 94 24 50 03 00 00 <88> 50 39 8b 55 cc 41 8b 8c 24 d4 02 00 00 e8 3f e3 ff ff 85 c0 [67670.451072] RIP [<ffffffffa022f0ae>] __tipc_sendmsg+0x1be/0x5a0 [tipc] [67670.458037] RSP <ffff88034ef7fc78> ------------------------------------------------------------------------------ Transform Data into Opportunity. Accelerate data analysis in your applications with Intel Data Analytics Acceleration Library. Click to learn more. http://pubads.g.doubleclick.net/gampad/clk?id=278785351&iu=/4140 _______________________________________________ tipc-discussion mailing list tipc-discussion@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/tipc-discussion
