From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.it.da.ut.ee (smtp1.it.da.ut.ee [IPv6:2001:bb8:2002:500::46]) by lists.ozlabs.org (Postfix) with ESMTP id 4149XX3545zF3bN for ; Mon, 11 Jun 2018 21:19:56 +1000 (AEST) Date: Mon, 11 Jun 2018 13:57:12 +0300 (EEST) From: Meelis Roos Sender: mroos@math.ut.ee To: netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org cc: Linux Kernel list Subject: 4.17.0-10146-gf0dc7f9c6dd9: hw csum failure on powerpc+sungem Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , I am seeing this on PowerMac G4 with sungem ethernet driver. 4.17 was OK, 4.17.0-10146-gf0dc7f9c6dd9 is problematic. [ 140.518664] eth0: hw csum failure [ 140.518699] CPU: 0 PID: 1237 Comm: postconf Not tainted 4.17.0-10146-gf0dc7f9c6dd9 #83 [ 140.518707] Call Trace: [ 140.518734] [effefd90] [c03d6db8] __skb_checksum_complete+0xd8/0xdc (unreliable) [ 140.518759] [effefdb0] [c04c1284] icmpv6_rcv+0x248/0x4ec [ 140.518775] [effefdd0] [c049a448] ip6_input_finish.constprop.0+0x11c/0x5f4 [ 140.518786] [effefe10] [c049b1c0] ip6_mc_input+0xcc/0x100 [ 140.518807] [effefe20] [c03e110c] __netif_receive_skb_core+0x310/0x944 [ 140.518820] [effefe70] [c03e76ec] napi_gro_receive+0xd0/0xe8 [ 140.518845] [effefe80] [f3e1f66c] gem_poll+0x618/0x1274 [sungem] [ 140.518856] [effeff30] [c03e6f0c] net_rx_action+0x198/0x374 [ 140.518872] [effeff90] [c0501a88] __do_softirq+0x120/0x278 [ 140.518890] [effeffe0] [c0036188] irq_exit+0xd8/0xdc [ 140.518908] [effefff0] [c000f478] call_do_irq+0x24/0x3c [ 140.518925] [d05a5d30] [c0007120] do_IRQ+0x74/0xf0 [ 140.518941] [d05a5d50] [c0012474] ret_from_except+0x0/0x14 [ 140.518960] --- interrupt: 501 at copy_page+0x40/0x90 LR = copy_user_page+0x18/0x30 [ 140.518973] [d05a5e10] [d058cd80] 0xd058cd80 (unreliable) [ 140.518989] [d05a5e20] [c00fa2bc] wp_page_copy+0xec/0x654 [ 140.519002] [d05a5e60] [c00fd3a4] do_wp_page+0xa8/0x5b4 [ 140.519013] [d05a5e90] [c00fe934] handle_mm_fault+0x564/0xa84 [ 140.519025] [d05a5f00] [c0016230] do_page_fault+0x1bc/0x7e8 [ 140.519037] [d05a5f40] [c0012300] handle_page_fault+0x14/0x40 [ 140.519048] --- interrupt: 301 at 0xb78b6864 LR = 0xb78b6c54 -- Meelis Roos (mroos@linux.ee)