From: Jakub Kicinski <kuba@kernel.org>
To: David Wilder <wilder@us.ibm.com>
Cc: netdev@vger.kernel.org, jv@jvosburgh.net,
pradeeps@linux.vnet.ibm.com, pradeep@us.ibm.com,
i.maximets@ovn.org, amorenoz@redhat.com, haliu@redhat.com,
stephen@networkplumber.org, horms@kernel.org
Subject: Re: [PATCH net-next v6 7/7] bonding: Selftest and documentation for the arp_ip_target parameter.
Date: Fri, 18 Jul 2025 18:33:13 -0700 [thread overview]
Message-ID: <20250718183313.227c00f4@kernel.org> (raw)
In-Reply-To: <20250718212430.1968853-8-wilder@us.ibm.com>
On Fri, 18 Jul 2025 14:23:43 -0700 David Wilder wrote:
> This selftest provided a functional test for the arp_ip_target parameter
> both with and without user supplied vlan tags.
>
> and
>
Looks like something ate part of the commit message?
> Updates to the bonding documentation.
This test seems to reliably trigger a crash in our CI. Not sure if
something is different in our build... or pebkac?
[ 17.977269] RIP: 0010:bond_fill_info+0x21b/0x890
[ 17.977325] Code: b3 38 0b 00 00 31 d2 41 8b 06 85 c0 0f 84 2a 06 00 00 89 44 24 0c 41 f6 46 10 02 74 5c 49 8b 4e 08 31 c0 ba 04 00 00 00 eb 16 <8b> 34 01 83 c2 04 89 74 04 10 48 83 c0 04 66 83 7c 01 fc ff 74 3e
[ 17.977478] RSP: 0018:ffffa4be0062f6f8 EFLAGS: 00010297
[ 17.977524] RAX: 0000000000000000 RBX: ffff8e0906064000 RCX: 00ff8e0902fd5180
[ 17.977616] RDX: 0000000000000004 RSI: 0000000000000000 RDI: ffff8e0903655298
[ 17.977682] RBP: ffff8e090321f900 R08: 0000000000000064 R09: 0000000000000000
[ 17.977747] R10: ffff8e0903655298 R11: fefefefefefefeff R12: ffff8e0903655294
[ 17.977807] R13: 0000000000000000 R14: ffff8e0906064b38 R15: ffff8e0903655248
[ 17.977872] FS: 00007fd944f5c800(0000) GS:ffff8e0997f78000(0000) knlGS:0000000000000000
[ 17.977945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.978001] CR2: 00007fd9451ad430 CR3: 0000000006e04004 CR4: 0000000000772ef0
[ 17.978062] PKRU: 55555554
[ 17.978087] Call Trace:
[ 17.978110] <TASK>
[ 17.978136] ? dev_get_stats+0x6c/0x330
[ 17.978174] ? nla_reserve+0x53/0x80
[ 17.978218] rtnl_fill_ifinfo.constprop.0+0xa4d/0x1560
[ 17.978272] ? __alloc_skb+0x86/0x1a0
[ 17.978306] ? kmalloc_reserve+0x61/0xf0
[ 17.978343] ? kmalloc_reserve+0x61/0xf0
[ 17.978379] rtmsg_ifinfo_build_skb+0xa9/0x120
[ 17.978427] rtmsg_ifinfo+0x3c/0x90
[ 17.978463] __dev_notify_flags+0xb4/0xf0
[ 17.978499] ? queue_delayed_work_on+0x58/0x60
[ 17.978553] rtnl_configure_link+0x88/0xb0
[ 17.978591] rtnl_newlink+0x568/0xc10
[ 17.978628] ? __pfx_rtnl_newlink+0x10/0x10
[ 17.978664] rtnetlink_rcv_msg+0x362/0x410
[ 17.978692] ? timerqueue_add+0x6a/0xc0
[ 17.978731] ? timerqueue_del+0x2e/0x50
[ 17.978765] ? __remove_hrtimer+0x39/0x90
[ 17.978804] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 17.978856] netlink_rcv_skb+0x57/0x110
[ 17.978893] netlink_unicast+0x25c/0x380
[ 17.978928] ? __alloc_skb+0xdb/0x1a0
[ 17.978964] netlink_sendmsg+0x1be/0x3e0
[ 17.978995] ____sys_sendmsg+0x2bd/0x320
[ 17.979037] ? copy_msghdr_from_user+0x6c/0xa0
[ 17.979085] ___sys_sendmsg+0x87/0xd0
[ 17.979121] ? __handle_mm_fault+0xa3f/0xe50
[ 17.979168] __sys_sendmsg+0x71/0xd0
[ 17.979203] do_syscall_64+0xa4/0x270
[ 17.979243] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 17.979287] RIP: 0033:0x7fd9451291e7
[ 17.979326] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[ 17.979475] RSP: 002b:00007ffe3779d578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 17.979546] RAX: ffffffffffffffda RBX: 00007ffe3779dcb0 RCX: 00007fd9451291e7
[ 17.979621] RDX: 0000000000000000 RSI: 00007ffe3779d5e0 RDI: 0000000000000005
[ 17.979696] RBP: 0000000000000006 R08: 0000000000000058 R09: 0000000000000000
[ 17.979766] R10: 00007fd9450216f8 R11: 0000000000000246 R12: 00007ffe3779dcc8
[ 17.979832] R13: 00000000687ae66c R14: 0000000000499600 R15: 00007ffe3779d6c8
[ 17.979899] </TASK>
[ 17.979923] Modules linked in: [last unloaded: netdevsim]
[ 17.979986] ---[ end trace 0000000000000000 ]---
[ 17.980033] RIP: 0010:bond_fill_info+0x21b/0x890
[ 17.980086] Code: b3 38 0b 00 00 31 d2 41 8b 06 85 c0 0f 84 2a 06 00 00 89 44 24 0c 41 f6 46 10 02 74 5c 49 8b 4e 08 31 c0 ba 04 00 00 00 eb 16 <8b> 34 01 83 c2 04 89 74 04 10 48 83 c0 04 66 83 7c 01 fc ff 74 3e
[ 17.980238] RSP: 0018:ffffa4be0062f6f8 EFLAGS: 00010297
[ 17.980278] RAX: 0000000000000000 RBX: ffff8e0906064000 RCX: 00ff8e0902fd5180
[ 17.980346] RDX: 0000000000000004 RSI: 0000000000000000 RDI: ffff8e0903655298
[ 17.980411] RBP: ffff8e090321f900 R08: 0000000000000064 R09: 0000000000000000
[ 17.980479] R10: ffff8e0903655298 R11: fefefefefefefeff R12: ffff8e0903655294
[ 17.980542] R13: 0000000000000000 R14: ffff8e0906064b38 R15: ffff8e0903655248
[ 17.980605] FS: 00007fd944f5c800(0000) GS:ffff8e0997f78000(0000) knlGS:0000000000000000
[ 17.980674] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.980740] CR2: 00007fd9451ad430 CR3: 0000000006e04004 CR4: 0000000000772ef0
[ 17.980808] PKRU: 55555554
[ 17.981702] ip (1285) used greatest stack depth: 11664 bytes left
--
pw-bot: cr
next prev parent reply other threads:[~2025-07-19 1:33 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-18 21:23 [PATCH net-next v6 0/7] bonding: Extend arp_ip_target format to allow for a list of vlan tags David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 1/7] bonding: Adding struct bond_arp_target David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 2/7] bonding: Adding extra_len field to struct bond_opt_value David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 3/7] bonding: arp_ip_target helpers David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 4/7] bonding: Processing extended arp_ip_target from user space David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 5/7] bonding: Update to bond_arp_send_all() to use supplied vlan tags David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 6/7] bonding: Update for extended arp_ip_target format David Wilder
2025-07-18 21:23 ` [PATCH net-next v6 7/7] bonding: Selftest and documentation for the arp_ip_target parameter David Wilder
2025-07-19 1:33 ` Jakub Kicinski [this message]
2025-07-21 19:23 ` David Wilder
2025-07-21 20:08 ` Jakub Kicinski
2025-08-08 17:32 ` David Wilder
2025-08-08 17:43 ` Jakub Kicinski
2025-07-20 10:37 ` Simon Horman
2025-07-21 17:47 ` David Wilder
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