syzbot


WARNING in __dev_queue_xmit (2)

Status: fixed on 2023/06/08 14:41
Subsystems: net
[Documentation on labels]
Fix commit: 693aa2c0d9b6 ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping()
First crash: 460d, last: 389d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in __dev_queue_xmit (3) net C error inconclusive 20 327d 350d 0/26 auto-obsoleted due to no activity on 2023/11/09 02:33
upstream WARNING in __dev_queue_xmit C done 16774 461d 674d 22/26 fixed on 2023/02/24 14:17

Sample crash report:
netlink: 'syz-executor269': attribute type 1 has an invalid length.
netlink: 181912 bytes leftover after parsing attributes in process `syz-executor269'.
------------[ cut here ]------------
skb_assert_len
WARNING: CPU: 0 PID: 5923 at include/linux/skbuff.h:2527 skb_assert_len include/linux/skbuff.h:2527 [inline]
WARNING: CPU: 0 PID: 5923 at include/linux/skbuff.h:2527 __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156
Modules linked in:
CPU: 0 PID: 5923 Comm: syz-executor269 Not tainted 6.2.0-syzkaller-18300-g2ebd1fbb946d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : skb_assert_len include/linux/skbuff.h:2527 [inline]
pc : __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156
lr : skb_assert_len include/linux/skbuff.h:2527 [inline]
lr : __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156
sp : ffff80001e0d6c40
x29: ffff80001e0d6e60 x28: dfff800000000000 x27: ffff0000c86328c0
x26: dfff800000000000 x25: ffff0000c8632990 x24: ffff0000c8632a00
x23: 0000000000000000 x22: 1fffe000190c6542 x21: ffff0000c8632a10
x20: ffff0000c8632a00 x19: ffff80001856e000 x18: ffff80001e0d5fc0
x17: 0000000000000000 x16: ffff80001235d16c x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001
x11: ff80800008353a30 x10: 0000000000000000 x9 : 21567eaf25bfb600
x8 : 21567eaf25bfb600 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff80001e0d6558 x4 : ffff800015c74760 x3 : ffff800008596744
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000000e
Call trace:
 skb_assert_len include/linux/skbuff.h:2527 [inline]
 __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156
 dev_queue_xmit include/linux/netdevice.h:3033 [inline]
 __netlink_deliver_tap_skb net/netlink/af_netlink.c:307 [inline]
 __netlink_deliver_tap+0x45c/0x6f8 net/netlink/af_netlink.c:325
 netlink_deliver_tap+0xf4/0x174 net/netlink/af_netlink.c:338
 __netlink_sendskb net/netlink/af_netlink.c:1283 [inline]
 netlink_sendskb+0x6c/0x154 net/netlink/af_netlink.c:1292
 netlink_unicast+0x334/0x8d4 net/netlink/af_netlink.c:1380
 nlmsg_unicast include/net/netlink.h:1099 [inline]
 genlmsg_unicast include/net/genetlink.h:433 [inline]
 genlmsg_reply include/net/genetlink.h:443 [inline]
 ila_xlat_nl_cmd_get_mapping+0x620/0x7d0 net/ipv6/ila/ila_xlat.c:493
 genl_family_rcv_msg_doit net/netlink/genetlink.c:968 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:1048 [inline]
 genl_rcv_msg+0x938/0xc1c net/netlink/genetlink.c:1065
 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2574
 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1076
 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline]
 netlink_unicast+0x660/0x8d4 net/netlink/af_netlink.c:1365
 netlink_sendmsg+0x800/0xae0 net/netlink/af_netlink.c:1942
 sock_sendmsg_nosec net/socket.c:714 [inline]
 sock_sendmsg net/socket.c:734 [inline]
 ____sys_sendmsg+0x558/0x844 net/socket.c:2479
 ___sys_sendmsg net/socket.c:2533 [inline]
 __sys_sendmsg+0x26c/0x33c net/socket.c:2562
 __do_sys_sendmsg net/socket.c:2571 [inline]
 __se_sys_sendmsg net/socket.c:2569 [inline]
 __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2569
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
irq event stamp: 136484
hardirqs last  enabled at (136483): [<ffff800008350244>] __up_console_sem+0x60/0xb4 kernel/printk/printk.c:345
hardirqs last disabled at (136484): [<ffff800012358d60>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (136418): [<ffff800008020ea8>] softirq_handle_end kernel/softirq.c:414 [inline]
softirqs last  enabled at (136418): [<ffff800008020ea8>] __do_softirq+0xd4c/0xfa4 kernel/softirq.c:600
softirqs last disabled at (136371): [<ffff80000802b4a4>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
---[ end trace 0000000000000000 ]---
skb len=0 headroom=0 headlen=0 tailroom=192
mac=(0,0) net=(0,-1) trans=-1
shinfo(txflags=0 nr_frags=0 gso(size=0 type=0 segs=0))
csum(0x0 ip_summed=0 complete_sw=0 valid=0 level=0)
hash(0x0 sw=0 l4=0) proto=0x0010 pkttype=6 iif=0
dev name=nlmon0 feat=0x0000000000005861

Crashes (76):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/02/24 20:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/04/01 16:50 upstream 7b50567bdcad f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in __dev_queue_xmit
2023/03/05 09:11 upstream b01fe98d34f3 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in __dev_queue_xmit
2023/03/05 00:55 upstream 0988a0ea7919 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in __dev_queue_xmit
2023/02/26 10:15 upstream 1ec35eadc3b4 ee50e71c .config console log report info ci-upstream-kasan-gce-smack-root WARNING in __dev_queue_xmit
2023/02/26 06:46 upstream 1ec35eadc3b4 ee50e71c .config console log report info ci-upstream-kasan-gce-smack-root WARNING in __dev_queue_xmit
2023/02/25 23:38 upstream 489fa31ea873 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in __dev_queue_xmit
2023/04/19 15:15 net c0e73276f0fc 94b4184e .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/04/12 07:53 net 160c13175e39 1a1596b6 .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/04/10 12:21 net 9a06fe08ae93 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/04/06 09:47 net 24e3fce00c0b 08707520 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/04/03 00:19 net e669ce46740a f325deb0 .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/31 01:54 net 2eca98e5b24d f325deb0 .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/25 21:39 net 33189f0a94b9 fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/23 15:18 net b1de5c78ebe9 f94b4a29 .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/20 15:55 net f36fa5581bca 7939252e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/20 02:03 net 6d206b1ea9f4 7939252e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/09 14:07 net 2d8cb0bfca6a f08b59ac .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/04 00:40 net-old 528125268588 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/02 16:04 net-old fb07390463c9 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/02 06:04 net-old fb07390463c9 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/01 02:29 net-old 724337be7f21 95aee97a .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/02/28 12:57 net-old 724337be7f21 95aee97a .config console log report info ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/02/26 07:28 net-old fd2a55e74a99 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/02/25 23:35 net-old fd2a55e74a99 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/02/25 07:30 net-old fd2a55e74a99 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce WARNING in __dev_queue_xmit
2023/03/10 06:27 net-next db47fa2e4cbf f08b59ac .config console log report info ci-upstream-net-kasan-gce WARNING in __dev_queue_xmit
2023/02/28 12:39 net-next-old 5b7c4cabbb65 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in __dev_queue_xmit
2023/02/25 23:28 net-next-old 5b7c4cabbb65 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce WARNING in __dev_queue_xmit
2023/05/07 06:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 14f8db1c0f9a 90c93c40 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/28 21:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e8d018dd0257 48c74771 .config console log report info ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/21 19:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e 03fb9538 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/17 04:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/16 21:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/06 17:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/06 10:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/06 08:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/06 05:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/05 22:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/05 14:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/05 13:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/05 11:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/04 13:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/04 03:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/03 04:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/03 03:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/03 00:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596b6b709632 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/02 16:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/02 00:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/01 13:26 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/03/01 12:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/28 23:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/28 06:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/28 03:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d 95aee97a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/28 03:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d e792ae78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/27 11:38 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d e792ae78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/27 11:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d e792ae78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/27 09:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d e792ae78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/27 08:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d e792ae78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/27 05:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/26 23:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/26 22:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/26 18:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/26 06:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/25 19:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/25 15:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/25 06:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/25 03:57 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/24 18:54 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
2023/02/24 17:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in __dev_queue_xmit
* Struck through repros no longer work on HEAD.