bisecting fixing commit since 8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b building syzkaller on 1b201b48c59d619af21de7fcc5face22824c0285 testing commit 8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: abc250253a62c8faab0a5be2b65806deac8049f040385a92ffbc82d89b748c3b run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in lock_sock_nested run #1: crashed: divide error in netem_enqueue run #2: crashed: divide error in netem_enqueue run #3: crashed: divide error in netem_enqueue run #4: crashed: divide error in netem_enqueue run #5: crashed: divide error in netem_enqueue run #6: crashed: divide error in netem_enqueue run #7: crashed: divide error in netem_enqueue run #8: crashed: divide error in netem_enqueue run #9: crashed: divide error in netem_enqueue run #10: crashed: divide error in netem_enqueue run #11: crashed: divide error in netem_enqueue run #12: crashed: divide error in netem_enqueue run #13: crashed: divide error in netem_enqueue run #14: crashed: divide error in netem_enqueue run #15: crashed: divide error in netem_enqueue run #16: crashed: divide error in netem_enqueue run #17: crashed: divide error in netem_enqueue run #18: crashed: divide error in netem_enqueue run #19: crashed: divide error in netem_enqueue testing current HEAD c9e6606c7fe92b50a02ce51dda82586ebdf99b48 testing commit c9e6606c7fe92b50a02ce51dda82586ebdf99b48 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 7eb862cba7e373dca751261f0460e3a0250c330d490757afac2d70713837a114 all runs: OK # git bisect start c9e6606c7fe92b50a02ce51dda82586ebdf99b48 8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b Bisecting: 15190 revisions left to test after this (roughly 14 steps) [9bc0b1aa8b7e54d62082749fc5404660690d17ce] Merge tag 'mt76-for-kvalo-2021-10-20' of https://github.com/nbd168/wireless testing commit 9bc0b1aa8b7e54d62082749fc5404660690d17ce compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: ccf48319329329ebbf2c09add8590d826ef6a6666164d258f431ad2582f768d0 all runs: crashed: divide error in netem_enqueue # git bisect good 9bc0b1aa8b7e54d62082749fc5404660690d17ce Bisecting: 7769 revisions left to test after this (roughly 13 steps) [2219b0ceefe835b92a8a74a73fe964aa052742a2] Merge tag 'soc-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc testing commit 2219b0ceefe835b92a8a74a73fe964aa052742a2 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e74ae251894283668c9e6bf89532ea30580c25912612c6beb2b7c7d391b99f80 all runs: crashed: divide error in netem_enqueue # git bisect good 2219b0ceefe835b92a8a74a73fe964aa052742a2 Bisecting: 3894 revisions left to test after this (roughly 12 steps) [05b8cd3db706029f6a31d26c204facf422bd782c] Add 'tools/perf/libbpf/' to ignored files testing commit 05b8cd3db706029f6a31d26c204facf422bd782c compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 98a4989621bc036724216c750bf83ed0a5171f7ff845f0a24bcef342ddef7696 all runs: crashed: divide error in netem_enqueue # git bisect good 05b8cd3db706029f6a31d26c204facf422bd782c Bisecting: 1939 revisions left to test after this (roughly 11 steps) [8d0112ac6fd001f95aabb084ec2ccaa3637bc344] Merge tag 'net-5.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 8d0112ac6fd001f95aabb084ec2ccaa3637bc344 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: cde903527d0003a14f1aaa77a685fd5184886fffdbe6fd21fefcb7b6b7dc77c0 all runs: crashed: divide error in netem_enqueue # git bisect good 8d0112ac6fd001f95aabb084ec2ccaa3637bc344 Bisecting: 971 revisions left to test after this (roughly 10 steps) [e3c68ab17b5ec2e4eabdeafea39193ccfe7b2971] Merge tag 'imx-fixes-5.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/fixes testing commit e3c68ab17b5ec2e4eabdeafea39193ccfe7b2971 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 7e33f63b6a8fbc5a41a4444342bf50f7f2e393d3e999f07dc1e896ba42adce3d all runs: OK # git bisect bad e3c68ab17b5ec2e4eabdeafea39193ccfe7b2971 Bisecting: 439 revisions left to test after this (roughly 9 steps) [c5c17547b778975b3d83a73c8d84e8fb5ecf3ba5] Merge tag 'net-5.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit c5c17547b778975b3d83a73c8d84e8fb5ecf3ba5 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 819936bdf08f954616142b82ffe7087d55fb049391f1f292d25071f7565dc4a3 all runs: crashed: divide error in netem_enqueue # git bisect good c5c17547b778975b3d83a73c8d84e8fb5ecf3ba5 Bisecting: 174 revisions left to test after this (roughly 8 steps) [a51e3ac43ddbad891c2b1a4f3aa52371d6939570] Merge tag 'net-5.16-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit a51e3ac43ddbad891c2b1a4f3aa52371d6939570 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 17db3bb130528718195b342cf1291704eb415c189927c46c2db0864ae70edf93 all runs: OK # git bisect bad a51e3ac43ddbad891c2b1a4f3aa52371d6939570 Bisecting: 130 revisions left to test after this (roughly 7 steps) [f080815fdb3e3cff5a004ca83b3815ac17ef71b1] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm testing commit f080815fdb3e3cff5a004ca83b3815ac17ef71b1 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0f5e8312597db39464376973bd27b00bf95a469d15b1f210b58e7f4d28efb112 all runs: crashed: divide error in netem_enqueue # git bisect good f080815fdb3e3cff5a004ca83b3815ac17ef71b1 Bisecting: 68 revisions left to test after this (roughly 6 steps) [4326d04f5c0a5ae009d0cfefb84e286764a3ab0f] Merge tag 'mlx5-fixes-2021-11-30' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux testing commit 4326d04f5c0a5ae009d0cfefb84e286764a3ab0f compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: af89459aff26c909a2eba60fdd3d73a8275e71980967220fcf6d6f6a5482298e all runs: OK # git bisect bad 4326d04f5c0a5ae009d0cfefb84e286764a3ab0f Bisecting: 30 revisions left to test after this (roughly 5 steps) [cbd92e7d74314e10a90d12a8f18f6fc66be4fb16] Merge branch 'wireguard-siphash-patches-for-5-16-rc6' testing commit cbd92e7d74314e10a90d12a8f18f6fc66be4fb16 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 632c6ba9bffa83868e31e6dfcd69bad27e4f7f146cb62f926b905dd285d85f0f all runs: crashed: divide error in netem_enqueue # git bisect good cbd92e7d74314e10a90d12a8f18f6fc66be4fb16 Bisecting: 15 revisions left to test after this (roughly 4 steps) [ffdf45315226926e5ae5faf0ff76caca68f6d39c] net/mlx5: Lag, Fix recreation of VF LAG testing commit ffdf45315226926e5ae5faf0ff76caca68f6d39c compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: af89459aff26c909a2eba60fdd3d73a8275e71980967220fcf6d6f6a5482298e all runs: OK # git bisect bad ffdf45315226926e5ae5faf0ff76caca68f6d39c Bisecting: 7 revisions left to test after this (roughly 3 steps) [f4a8adbfe4841491b60c14fe610571e1422359f9] dpaa2-eth: destroy workqueue at the end of remove function testing commit f4a8adbfe4841491b60c14fe610571e1422359f9 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 89bba9e63e579b68c0c88c10226c2f733827ac2441caa426a2dae628000a6f7a all runs: crashed: divide error in netem_enqueue # git bisect good f4a8adbfe4841491b60c14fe610571e1422359f9 Bisecting: 3 revisions left to test after this (roughly 2 steps) [c65d638ab39034cbaa36773b980d28106cfc81fa] net/mlx5e: IPsec: Fix Software parser inner l3 type setting in case of encapsulation testing commit c65d638ab39034cbaa36773b980d28106cfc81fa compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: af89459aff26c909a2eba60fdd3d73a8275e71980967220fcf6d6f6a5482298e all runs: OK # git bisect bad c65d638ab39034cbaa36773b980d28106cfc81fa Bisecting: 1 revision left to test after this (roughly 1 step) [f123cffdd8fe8ea6c7fded4b88516a42798797d0] net: netlink: af_netlink: Prevent empty skb by adding a check on len. testing commit f123cffdd8fe8ea6c7fded4b88516a42798797d0 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: af89459aff26c909a2eba60fdd3d73a8275e71980967220fcf6d6f6a5482298e all runs: OK # git bisect bad f123cffdd8fe8ea6c7fded4b88516a42798797d0 Bisecting: 0 revisions left to test after this (roughly 0 steps) [34d8778a943761121f391b7921f79a7adbe1feaf] MAINTAINERS: s390/net: add Alexandra and Wenjia as maintainer testing commit 34d8778a943761121f391b7921f79a7adbe1feaf compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 89bba9e63e579b68c0c88c10226c2f733827ac2441caa426a2dae628000a6f7a all runs: crashed: divide error in netem_enqueue # git bisect good 34d8778a943761121f391b7921f79a7adbe1feaf f123cffdd8fe8ea6c7fded4b88516a42798797d0 is the first bad commit commit f123cffdd8fe8ea6c7fded4b88516a42798797d0 Author: Harshit Mogalapalli Date: Mon Nov 29 09:53:27 2021 -0800 net: netlink: af_netlink: Prevent empty skb by adding a check on len. Adding a check on len parameter to avoid empty skb. This prevents a division error in netem_enqueue function which is caused when skb->len=0 and skb->data_len=0 in the randomized corruption step as shown below. skb->data[prandom_u32() % skb_headlen(skb)] ^= 1<<(prandom_u32() % 8); Crash Report: [ 343.170349] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 343.216110] netem: version 1.3 [ 343.235841] divide error: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 343.236680] CPU: 3 PID: 4288 Comm: reproducer Not tainted 5.16.0-rc1+ [ 343.237569] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.0-2.el7 04/01/2014 [ 343.238707] RIP: 0010:netem_enqueue+0x1590/0x33c0 [sch_netem] [ 343.239499] Code: 89 85 58 ff ff ff e8 5f 5d e9 d3 48 8b b5 48 ff ff ff 8b 8d 50 ff ff ff 8b 85 58 ff ff ff 48 8b bd 70 ff ff ff 31 d2 2b 4f 74 f1 48 b8 00 00 00 00 00 fc ff df 49 01 d5 4c 89 e9 48 c1 e9 03 [ 343.241883] RSP: 0018:ffff88800bcd7368 EFLAGS: 00010246 [ 343.242589] RAX: 00000000ba7c0a9c RBX: 0000000000000001 RCX: 0000000000000000 [ 343.243542] RDX: 0000000000000000 RSI: ffff88800f8edb10 RDI: ffff88800f8eda40 [ 343.244474] RBP: ffff88800bcd7458 R08: 0000000000000000 R09: ffffffff94fb8445 [ 343.245403] R10: ffffffff94fb8336 R11: ffffffff94fb8445 R12: 0000000000000000 [ 343.246355] R13: ffff88800a5a7000 R14: ffff88800a5b5800 R15: 0000000000000020 [ 343.247291] FS: 00007fdde2bd7700(0000) GS:ffff888109780000(0000) knlGS:0000000000000000 [ 343.248350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 343.249120] CR2: 00000000200000c0 CR3: 000000000ef4c000 CR4: 00000000000006e0 [ 343.250076] Call Trace: [ 343.250423] [ 343.250713] ? memcpy+0x4d/0x60 [ 343.251162] ? netem_init+0xa0/0xa0 [sch_netem] [ 343.251795] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.252443] netem_enqueue+0xe28/0x33c0 [sch_netem] [ 343.253102] ? stack_trace_save+0x87/0xb0 [ 343.253655] ? filter_irq_stacks+0xb0/0xb0 [ 343.254220] ? netem_init+0xa0/0xa0 [sch_netem] [ 343.254837] ? __kasan_check_write+0x14/0x20 [ 343.255418] ? _raw_spin_lock+0x88/0xd6 [ 343.255953] dev_qdisc_enqueue+0x50/0x180 [ 343.256508] __dev_queue_xmit+0x1a7e/0x3090 [ 343.257083] ? netdev_core_pick_tx+0x300/0x300 [ 343.257690] ? check_kcov_mode+0x10/0x40 [ 343.258219] ? _raw_spin_unlock_irqrestore+0x29/0x40 [ 343.258899] ? __kasan_init_slab_obj+0x24/0x30 [ 343.259529] ? setup_object.isra.71+0x23/0x90 [ 343.260121] ? new_slab+0x26e/0x4b0 [ 343.260609] ? kasan_poison+0x3a/0x50 [ 343.261118] ? kasan_unpoison+0x28/0x50 [ 343.261637] ? __kasan_slab_alloc+0x71/0x90 [ 343.262214] ? memcpy+0x4d/0x60 [ 343.262674] ? write_comp_data+0x2f/0x90 [ 343.263209] ? __kasan_check_write+0x14/0x20 [ 343.263802] ? __skb_clone+0x5d6/0x840 [ 343.264329] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.264958] dev_queue_xmit+0x1c/0x20 [ 343.265470] netlink_deliver_tap+0x652/0x9c0 [ 343.266067] netlink_unicast+0x5a0/0x7f0 [ 343.266608] ? netlink_attachskb+0x860/0x860 [ 343.267183] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.267820] ? write_comp_data+0x2f/0x90 [ 343.268367] netlink_sendmsg+0x922/0xe80 [ 343.268899] ? netlink_unicast+0x7f0/0x7f0 [ 343.269472] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.270099] ? write_comp_data+0x2f/0x90 [ 343.270644] ? netlink_unicast+0x7f0/0x7f0 [ 343.271210] sock_sendmsg+0x155/0x190 [ 343.271721] ____sys_sendmsg+0x75f/0x8f0 [ 343.272262] ? kernel_sendmsg+0x60/0x60 [ 343.272788] ? write_comp_data+0x2f/0x90 [ 343.273332] ? write_comp_data+0x2f/0x90 [ 343.273869] ___sys_sendmsg+0x10f/0x190 [ 343.274405] ? sendmsg_copy_msghdr+0x80/0x80 [ 343.274984] ? slab_post_alloc_hook+0x70/0x230 [ 343.275597] ? futex_wait_setup+0x240/0x240 [ 343.276175] ? security_file_alloc+0x3e/0x170 [ 343.276779] ? write_comp_data+0x2f/0x90 [ 343.277313] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.277969] ? write_comp_data+0x2f/0x90 [ 343.278515] ? __fget_files+0x1ad/0x260 [ 343.279048] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.279685] ? write_comp_data+0x2f/0x90 [ 343.280234] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.280874] ? sockfd_lookup_light+0xd1/0x190 [ 343.281481] __sys_sendmsg+0x118/0x200 [ 343.281998] ? __sys_sendmsg_sock+0x40/0x40 [ 343.282578] ? alloc_fd+0x229/0x5e0 [ 343.283070] ? write_comp_data+0x2f/0x90 [ 343.283610] ? write_comp_data+0x2f/0x90 [ 343.284135] ? __sanitizer_cov_trace_pc+0x21/0x60 [ 343.284776] ? ktime_get_coarse_real_ts64+0xb8/0xf0 [ 343.285450] __x64_sys_sendmsg+0x7d/0xc0 [ 343.285981] ? syscall_enter_from_user_mode+0x4d/0x70 [ 343.286664] do_syscall_64+0x3a/0x80 [ 343.287158] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 343.287850] RIP: 0033:0x7fdde24cf289 [ 343.288344] Code: 01 00 48 81 c4 80 00 00 00 e9 f1 fe ff ff 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b7 db 2c 00 f7 d8 64 89 01 48 [ 343.290729] RSP: 002b:00007fdde2bd6d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 343.291730] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdde24cf289 [ 343.292673] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000004 [ 343.293618] RBP: 00007fdde2bd6e20 R08: 0000000100000001 R09: 0000000000000000 [ 343.294557] R10: 0000000100000001 R11: 0000000000000246 R12: 0000000000000000 [ 343.295493] R13: 0000000000021000 R14: 0000000000000000 R15: 00007fdde2bd7700 [ 343.296432] [ 343.296735] Modules linked in: sch_netem ip6_vti ip_vti ip_gre ipip sit ip_tunnel geneve macsec macvtap tap ipvlan macvlan 8021q garp mrp hsr wireguard libchacha20poly1305 chacha_x86_64 poly1305_x86_64 ip6_udp_tunnel udp_tunnel libblake2s blake2s_x86_64 libblake2s_generic curve25519_x86_64 libcurve25519_generic libchacha xfrm_interface xfrm6_tunnel tunnel4 veth netdevsim psample batman_adv nlmon dummy team bonding tls vcan ip6_gre ip6_tunnel tunnel6 gre tun ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_security iptable_raw ebtable_filter ebtables rfkill ip6table_filter ip6_tables iptable_filter ppdev bochs drm_vram_helper drm_ttm_helper ttm drm_kms_helper cec parport_pc drm joydev floppy parport sg syscopyarea sysfillrect sysimgblt i2c_piix4 qemu_fw_cfg fb_sys_fops pcspkr [ 343.297459] ip_tables xfs virtio_net net_failover failover sd_mod sr_mod cdrom t10_pi ata_generic pata_acpi ata_piix libata virtio_pci virtio_pci_legacy_dev serio_raw virtio_pci_modern_dev dm_mirror dm_region_hash dm_log dm_mod [ 343.311074] Dumping ftrace buffer: [ 343.311532] (ftrace buffer empty) [ 343.312040] ---[ end trace a2e3db5a6ae05099 ]--- [ 343.312691] RIP: 0010:netem_enqueue+0x1590/0x33c0 [sch_netem] [ 343.313481] Code: 89 85 58 ff ff ff e8 5f 5d e9 d3 48 8b b5 48 ff ff ff 8b 8d 50 ff ff ff 8b 85 58 ff ff ff 48 8b bd 70 ff ff ff 31 d2 2b 4f 74 f1 48 b8 00 00 00 00 00 fc ff df 49 01 d5 4c 89 e9 48 c1 e9 03 [ 343.315893] RSP: 0018:ffff88800bcd7368 EFLAGS: 00010246 [ 343.316622] RAX: 00000000ba7c0a9c RBX: 0000000000000001 RCX: 0000000000000000 [ 343.317585] RDX: 0000000000000000 RSI: ffff88800f8edb10 RDI: ffff88800f8eda40 [ 343.318549] RBP: ffff88800bcd7458 R08: 0000000000000000 R09: ffffffff94fb8445 [ 343.319503] R10: ffffffff94fb8336 R11: ffffffff94fb8445 R12: 0000000000000000 [ 343.320455] R13: ffff88800a5a7000 R14: ffff88800a5b5800 R15: 0000000000000020 [ 343.321414] FS: 00007fdde2bd7700(0000) GS:ffff888109780000(0000) knlGS:0000000000000000 [ 343.322489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 343.323283] CR2: 00000000200000c0 CR3: 000000000ef4c000 CR4: 00000000000006e0 [ 343.324264] Kernel panic - not syncing: Fatal exception in interrupt [ 343.333717] Dumping ftrace buffer: [ 343.334175] (ftrace buffer empty) [ 343.334653] Kernel Offset: 0x13600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 343.336027] Rebooting in 86400 seconds.. Reported-by: syzkaller Signed-off-by: Harshit Mogalapalli Link: https://lore.kernel.org/r/20211129175328.55339-1-harshit.m.mogalapalli@oracle.com Signed-off-by: Jakub Kicinski net/netlink/af_netlink.c | 5 +++++ 1 file changed, 5 insertions(+) culprit signature: af89459aff26c909a2eba60fdd3d73a8275e71980967220fcf6d6f6a5482298e parent signature: 89bba9e63e579b68c0c88c10226c2f733827ac2441caa426a2dae628000a6f7a revisions tested: 17, total time: 3h46m14.488961801s (build: 1h51m12.659951327s, test: 1h53m11.816660393s) first good commit: f123cffdd8fe8ea6c7fded4b88516a42798797d0 net: netlink: af_netlink: Prevent empty skb by adding a check on len. recipients (to): ["davem@davemloft.net" "harshit.m.mogalapalli@oracle.com" "kuba@kernel.org" "kuba@kernel.org" "netdev@vger.kernel.org"] recipients (cc): ["dsahern@kernel.org" "edumazet@google.com" "fw@strlen.de" "linux-kernel@vger.kernel.org" "marcelo.leitner@gmail.com" "yajun.deng@linux.dev"]