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Date: Sat, 10 Apr 2021 14:22:08 +0300 From: Martin Zaharinov <micron10@...il.com> To: netdev <netdev@...r.kernel.org> Cc: Wei Wang <weiwan@...gle.com>, "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Alexander Duyck <alexanderduyck@...com>, Paolo Abeni <pabeni@...hat.com>, Hannes Frederic Sowa <hannes@...essinduktion.org>, Eric Dumazet <edumazet@...gle.com>, alobakin@...me Subject: Bug Report Napi GRO ixgbe Hi Team One report latest kernel 5.11.12 Please check and help to find and fix Apr 10 12:46:25 [214315.519319][ T3345] R13: ffff8cf193ddf700 R14: ffff8cf238ab3500 R15: ffff91ab82133d88 Apr 10 12:46:26 [214315.570814][ T3345] FS: 0000000000000000(0000) GS:ffff8cf3efb00000(0000) knlGS:0000000000000000 Apr 10 12:46:26 [214315.622416][ T3345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Apr 10 12:46:26 [214315.648390][ T3345] CR2: 00007f7211406000 CR3: 00000001a924a004 CR4: 00000000001706e0 Apr 10 12:46:26 [214315.698998][ T3345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Apr 10 12:46:26 [214315.749508][ T3345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Apr 10 12:46:26 [214315.799749][ T3345] Call Trace: Apr 10 12:46:26 [214315.824268][ T3345] netif_receive_skb_list_internal+0x5e/0x2c0 Apr 10 12:46:26 [214315.848996][ T3345] napi_gro_flush+0x11b/0x260 Apr 10 12:46:26 [214315.873320][ T3345] napi_complete_done+0x107/0x180 Apr 10 12:46:26 [214315.897160][ T3345] ixgbe_poll+0x10e/0x2a0 [ixgbe] Apr 10 12:46:26 [214315.920564][ T3345] __napi_poll+0x1f/0x130 Apr 10 12:46:26 [214315.943475][ T3345] napi_threaded_poll+0x110/0x160 Apr 10 12:46:26 [214315.966252][ T3345] ? __napi_poll+0x130/0x130 Apr 10 12:46:26 [214315.988424][ T3345] kthread+0xea/0x120 Apr 10 12:46:26 [214316.010247][ T3345] ? kthread_park+0x80/0x80 Apr 10 12:46:26 [214316.031729][ T3345] ret_from_fork+0x1f/0x30 Apr 10 12:46:26 [214316.052904][ T3345] ---[ end trace c7726a0541128b42 ]— Martin
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