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Message-ID: <b8f295e4-ba57-8bfb-7d9c-9d62a498a727@lio96.de> Date: Tue, 28 Mar 2023 17:01:24 +0200 (CEST) From: Thomas Voegtle <tv@...96.de> To: netdev@...r.kernel.org Subject: Warning: "Use slab_build_skb() instead" wrt bnx2x Hello, this warning comes up when this BCM57840 NetXtreme II 10 Gigabit Ethernet card is put in to a bond with another card during booting with Linux 6.3.0-rc4. This also can be seen with Linux 6.2.8. Thomas [ 83.750521] ------------[ cut here ]------------ [ 83.750523] Use slab_build_skb() instead [ 83.750534] WARNING: CPU: 2 PID: 0 at net/core/skbuff.c:376 __build_skb_around+0xcc/0x100 [ 83.750540] Modules linked in: af_packet nf_conntrack_netlink msr bridge 8021q garp mrp bonding tls stp llc xfrm_user xfrm_algo dummy ip6t_ipv6header ip6table_raw ipt_REJECT nf_reject_ipv4 xt_state xt_conntrack xt_TCPMSS xt_connmark xt_CT xt_NFLOG nfnetlink_log xt_addrtype xt_set xt_policy iptable_raw ip6table_mangle iptable_mangle ip6table_nat iptable_nat ip6table_filter ip6_tables iptable_filter ip_tables bpfilter nf_nat_tftp nf_conntrack_tftp nf_nat_sip nf_conntrack_sip nf_nat_pptp nf_conntrack_pptp nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set_hash_netiface ip_set_list_set ip_set_hash_net ip_set_hash_ip ip_set vhost_net tun vhost vhost_iotlb tap ipmi_devintf ipmi_msghandler ppdev parport_pc parport st snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio led_class i915 drm_buddy coretemp intel_rapl_msr drm_display_helper intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal kvm_intel ttm cec drm_kms_helper snd_hda_intel [ 83.750593] kvm snd_intel_dspcfg snd_hda_codec uas drm snd_hwdep ee1004 mei_hdcp mei_pxp wmi_bmof mxm_wmi snd_hda_core bnx2x snd_pcm igb snd_timer irqbypass crc32_pclmul crc32c_intel polyval_clmulni snd polyval_generic gf128mul ghash_clmulni_intel sha512_ssse3 aesni_intel crypto_simd i2c_i801 cryptd pcspkr i2c_smbus soundcore intel_gtt mei_me hwmon agpgart ptp mei dca r8169 syscopyarea pps_core sg sysfillrect video sysimgblt realtek tiny_power_button acpi_pad wmi button configfs [ 83.750625] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 6.3.0-rc4 #1 ed9f7d9e385b31369315248b96faa9df43a0c154 [ 83.750628] Hardware name: bluechip Computer AG bluechip ServerLine individual/P10S WS, BIOS 3801 11/19/2019 [ 83.750629] RIP: 0010:__build_skb_around+0xcc/0x100 [ 83.750631] Code: 20 01 00 00 00 5b 5d 41 5c c3 cc cc cc cc 80 3d 8c 94 2b 01 00 75 15 48 c7 c7 70 e6 9b ae c6 05 7c 94 2b 01 01 e8 f4 d2 4e ff <0f> 0b 48 89 df e8 ea 90 71 ff ba 20 08 00 00 48 89 df 89 c6 41 89 [ 83.750633] RSP: 0018:ffffa81e80170db0 EFLAGS: 00010286 [ 83.750635] RAX: 000000000000001c RBX: ffff93c80fd38000 RCX: 0000000000000000 [ 83.750636] RDX: ffffa81e80170c68 RSI: ffffa81e80170cb8 RDI: 0000000000000001 [ 83.750637] RBP: ffff93c808038a00 R08: 0000000000000000 R09: c0000000ffffdfff [ 83.750638] R10: 0000000000000001 R11: ffffa81e80170c60 R12: 0000000000000000 [ 83.750639] R13: ffff93c849e182f8 R14: ffff93c8082c0980 R15: ffff93c80fdc00c0 [ 83.750640] FS: 0000000000000000(0000) GS:ffff93cd56d00000(0000) knlGS:0000000000000000 [ 83.750642] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.750643] CR2: 0000563a63c73bd8 CR3: 0000000601c34005 CR4: 00000000003706e0 [ 83.750645] Call Trace: [ 83.750647] <IRQ> [ 83.750649] __build_skb+0x49/0x60 [ 83.750652] build_skb+0x11/0xb0 [ 83.750655] bnx2x_rx_int+0x6be/0x16b0 [bnx2x bb4aca8a40e7af80af92c2691d138057d98c8214] [ 83.750706] ? enqueue_entity+0x11f/0x3a0 [ 83.750710] ? __x64_sys_sched_rr_get_interval+0xb/0x50 [ 83.750713] ? __pfx_wake_q_add+0x3/0x10 [ 83.750716] bnx2x_poll+0x1b8/0x260 [bnx2x bb4aca8a40e7af80af92c2691d138057d98c8214] [ 83.750759] __napi_poll+0x28/0x1b0 [ 83.750763] net_rx_action+0x28f/0x2e0 [ 83.750767] __do_softirq+0xbd/0x2b0 [ 83.750771] irq_exit_rcu+0x77/0xa0 [ 83.750775] common_interrupt+0x82/0xa0 [ 83.750778] </IRQ> [ 83.750779] <TASK> [ 83.750780] asm_common_interrupt+0x22/0x40 [ 83.750783] RIP: 0010:cpuidle_enter_state+0xc6/0x450 [ 83.750785] Code: 00 00 e8 9d 28 31 ff e8 18 f8 ff ff 49 89 c4 0f 1f 44 00 00 31 ff e8 b9 45 30 ff 45 84 ff 0f 85 49 02 00 00 fb 0f 1f 44 00 00 <45> 85 f6 0f 88 75 01 00 00 49 63 d6 4c 2b 24 24 48 8d 04 52 48 8d [ 83.750787] RSP: 0018:ffffa81e800f7e98 EFLAGS: 00000246 [ 83.750789] RAX: ffff93cd56d32e80 RBX: 0000000000000004 RCX: 000000000000001f [ 83.750790] RDX: 000000137feb6d01 RSI: 000000002aaaab99 RDI: 0000000000000000 [ 83.750791] RBP: ffffc81e7fd00108 R08: 0000000000000002 R09: 0000000000032640 [ 83.750792] R10: 000000709eeb8408 R11: ffff93cd56d31a04 R12: 000000137feb6d01 [ 83.750793] R13: ffffffffaedd81a0 R14: 0000000000000004 R15: 0000000000000000 [ 83.750796] ? cpuidle_enter_state+0xb7/0x450 [ 83.750799] cpuidle_enter+0x29/0x40 [ 83.750803] do_idle+0x1fb/0x220 [ 83.750806] cpu_startup_entry+0x19/0x20 [ 83.750808] start_secondary+0xed/0xf0 [ 83.750811] secondary_startup_64_no_verify+0xe5/0xeb [ 83.750816] </TASK> [ 83.750817] ---[ end trace 0000000000000000 ]---
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