syzbot


kernel BUG at net/core/skbuff.c:LINE! (3)
Status: fixed on 2021/03/10 01:48
Reported-by: syzbot+b2bf2652983d23734c5c@syzkaller.appspotmail.com
Fix commit: afbc293add64 af_key: relax availability checks for skb size calculation
First crash: 1400d, last: 283d

Cause bisection: introduced by (bisect log) :
commit 84e54fe0a5eaed696dee4019c396f8396f5a908b
Author: William Tu <u9012063@gmail.com>
Date: Tue Aug 22 16:40:28 2017 +0000

  gre: introduce native tunnel support for ERSPAN

Crash: kernel BUG at net/core/skbuff.c:LINE! (log)
Repro: C syz .config
duplicates (2):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
panic: text:ADDR len:LINE put:LINE head:ADDR data:ADDR tail:LINEx108 end:LINExc0 dev:<NULL> 2 757d 757d 0/22 closed as dup on 2019/11/29 08:15
panic: text:ADDR len:LINE put:LINE head:ADDR data:ADDR tail:LINEx6d0 end:LINEx6c0 dev:<NULL> 1 757d 757d 0/22 closed as dup on 2019/11/29 08:15
similar bugs (13):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 kernel BUG at net/core/skbuff.c:LINE! C 79 741d 966d 0/2 public: reported C repro on 2019/04/11 08:44
linux-4.19 kernel BUG at net/core/skbuff.c:LINE! C unreliable 490 23d 950d 0/1 upstream: reported C repro on 2019/04/27 20:12
android-54 kernel BUG in pfkey_send_acquire syz 32 292d 319d 0/1 upstream: reported syz repro on 2021/01/17 15:19
upstream kernel BUG at net/core/skbuff.c:LINE! (2) C 562 1405d 1494d 4/22 fixed on 2018/01/29 03:39
android-54 kernel BUG at net/core/skbuff.c:LINE! C 119 4d15h 690d 0/1 upstream: reported C repro on 2020/01/12 09:43
android-414 kernel BUG at net/core/skbuff.c:LINE! C 2743 729d 967d 0/1 public: reported C repro on 2019/04/11 00:00
android-5-10 kernel BUG in cdc_ncm_fill_tx_frame C error 34 2d14h 42d 0/1 internal: reported C repro on 2021/10/21 20:18
upstream kernel BUG at net/core/skbuff.c:LINE! 5 1500d 1571d 3/22 fixed on 2017/10/27 10:10
linux-4.19 kernel BUG in pfkey_send_acquire C done 56 290d 319d 1/1 fixed on 2021/03/18 08:30
linux-4.14 kernel BUG at net/core/skbuff.c:LINE! C 2829 16d 965d 0/1 upstream: reported C repro on 2019/04/12 15:43
upstream kernel BUG in llc_sap_action_send_xid_c C error 61 23d 237d 22/22 fixed on 2021/11/10 00:50
upstream kernel BUG in pskb_expand_head 14 7h48m 17d 0/22 upstream: reported on 2021/11/15 08:38
android-49 kernel BUG at net/core/skbuff.c:LINE! C 391 730d 966d 0/3 public: reported C repro on 2019/04/12 00:00
Patch testing requests:
Created Duration User Patch Repo Result
2020/12/26 22:42 18m xiyou.wangcong@gmail.com https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git master OK
2020/12/26 22:17 17m xiyou.wangcong@gmail.com https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git master OK
2020/12/26 21:43 17m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git net OK
2020/09/26 15:01 18m foxhlchen@gmail.com upstream OK
2020/09/10 06:50 9m foxhlchen@gmail.com upstream report log
2020/08/28 07:22 9m foxhlchen@gmail.com upstream report log

Sample crash report:

Crashes (4399):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2020/09/24 12:24 upstream c9c9e6a49f89 54289b08 .config log report syz C
ci-upstream-kasan-gce-root 2020/08/20 11:48 upstream 7eac66d0456f ed282a3a .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/19 08:02 upstream 18445bf405cb e1c29030 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/17 16:10 upstream 2cc3c4b3c2e9 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-root 2019/12/24 15:31 upstream 46cf053efec6 be5c2c81 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2019/12/24 11:44 upstream 46cf053efec6 be5c2c81 .config log report syz C
ci-upstream-kasan-gce 2019/12/24 10:16 upstream 46cf053efec6 be5c2c81 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2019/01/07 06:14 upstream 574823bfab82 ee332608 .config log report syz C
ci-upstream-kasan-gce 2019/01/07 05:06 upstream 574823bfab82 ee332608 .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/01/07 05:04 upstream 574823bfab82 ee332608 .config log report syz C
ci-upstream-kasan-gce-root 2019/01/07 05:04 upstream 574823bfab82 ee332608 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2018/12/30 05:54 upstream 195303136f19 35e3f847 .config log report syz C
ci-upstream-kasan-gce-root 2018/12/30 04:01 upstream 195303136f19 35e3f847 .config log report syz C
ci-upstream-kasan-gce 2018/12/30 03:10 upstream 195303136f19 35e3f847 .config log report syz C
ci-upstream-kasan-gce-smack-root 2018/12/30 03:09 upstream 195303136f19 35e3f847 .config log report syz C
ci-upstream-kasan-gce-smack-root 2018/12/03 03:46 upstream 6a512726090a 7dcaeaf3 .config log report syz C
ci-upstream-kasan-gce 2018/02/10 05:22 upstream f9f1e414128e 2b6b214c .config log report syz C
ci-upstream-kasan-gce-386 2019/01/07 05:17 upstream 574823bfab82 ee332608 .config log report syz C
ci-upstream-kasan-gce-386 2018/12/30 06:07 upstream 195303136f19 35e3f847 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/12/24 10:12 net c60174717544 be5c2c81 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/01/07 05:05 net d4a7e9bb74b5 ee332608 .config log report syz C
ci-upstream-net-this-kasan-gce 2018/12/30 01:12 net 0d9c9a238faf 35e3f847 .config log report syz C
ci-upstream-net-kasan-gce 2019/12/24 10:10 net-next ac80010fc94e be5c2c81 .config log report syz C
ci-upstream-net-kasan-gce 2019/01/07 05:04 net-next b71acb0e3721 ee332608 .config log report syz C
ci-upstream-net-kasan-gce 2018/12/29 23:27 net-next b71acb0e3721 35e3f847 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/09/21 01:57 linux-next b652d2a5f2a4 9564d2e9 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/08/21 12:54 linux-next 494d311a82bb 6436ce4b .config log report syz C
ci2-upstream-usb 2020/06/29 15:57 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9cf6ffae3800 ce9ef6f2 .config log report syz C
ci2-upstream-usb 2020/03/22 07:36 https://github.com/google/kasan.git usb-fuzzer e17994d1e7b1 78267cec .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/01/01 04:17 linux-next 7ddd09fc4b74 25a0186e .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/01/07 07:23 linux-next a85b6b4f6416 ee332608 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/01/04 18:50 linux-next a4983672f9ca 0127e3ba .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2018/12/30 04:05 linux-next 6a1d293238c1 35e3f847 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2018/09/01 20:18 linux-next a880148cb2af a4718693 .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/05/03 14:25 upstream ea9866793d1e 1bfa09b9 .config log report syz
ci-upstream-kasan-gce-selinux-root 2019/04/30 01:36 upstream 80871482fd5c b617407b .config log report syz
ci-upstream-kasan-gce-selinux-root 2019/01/04 02:54 upstream 645ff1e8e704 7da23925 .config log report syz
ci-upstream-kasan-gce-386 2019/12/24 10:16 upstream 46cf053efec6 be5c2c81 .config log report syz
ci-upstream-linux-next-kasan-gce-root 2019/05/03 08:57 linux-next e8b243ea3b19 1bfa09b9 .config log report syz
ci-upstream-linux-next-kasan-gce-root 2019/04/28 02:17 linux-next 3ddfa8af5dc9 b617407b .config log report syz
ci-upstream-linux-next-kasan-gce-root 2019/03/18 15:57 linux-next b99981945914 4656beca .config log report syz
ci-upstream-linux-next-kasan-gce-root 2018/12/27 08:50 linux-next 6a1d293238c1 e747ec98 .config log report syz
ci-upstream-linux-next-kasan-gce-root 2018/12/03 06:05 linux-next 442b8cea2477 7dcaeaf3 .config log report syz
ci-upstream-kasan-gce-root 2021/01/17 20:15 upstream 0da0a8a0a0e1 813be542 .config log report info kernel BUG at net/core/skbuff.c:LINE!
ci-upstream-kasan-gce-smack-root 2021/01/28 21:10 upstream e5ff2cb9cf67 7df34f59 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/28 18:46 upstream 76c057c84d28 7df34f59 .config log report info kernel BUG in pfkey_send_acquire
ci-qemu-upstream 2021/01/28 17:46 upstream 76c057c84d28 7df34f59 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/28 15:25 upstream 76c057c84d28 7df34f59 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/28 11:48 upstream 76c057c84d28 eefc07f2 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/28 09:30 upstream 76c057c84d28 eefc07f2 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/27 23:43 upstream 76c057c84d28 eefc07f2 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/27 12:26 upstream 2ab38c17aac1 a0ebf917 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/27 10:18 upstream 2ab38c17aac1 a0ebf917 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/27 09:17 upstream 2ab38c17aac1 a0ebf917 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/26 22:25 upstream 13391c60da33 55a7d4df .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/26 19:17 upstream 13391c60da33 55a7d4df .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/26 13:20 upstream 13391c60da33 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/24 21:17 upstream e68061375f79 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/24 19:59 upstream e68061375f79 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/24 13:48 upstream e1ae4b0be158 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/24 11:06 upstream e1ae4b0be158 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/23 22:52 upstream e1ae4b0be158 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/23 13:46 upstream fe75a21824e7 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/23 10:02 upstream fe75a21824e7 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/23 08:56 upstream fe75a21824e7 52e37319 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce 2021/01/22 21:17 upstream 83d09ad4b950 4080af96 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce 2021/01/22 18:55 upstream 83d09ad4b950 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/22 06:22 upstream 9f29bd8b2e71 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/22 02:23 upstream 9f29bd8b2e71 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/21 12:53 upstream 9791581c049c d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/21 01:53 upstream 75439bc439e0 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/20 11:13 upstream 45dfb8a5659a d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/20 08:00 upstream 45dfb8a5659a 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce 2021/01/19 15:08 upstream 1e2a199f6ccd 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/19 13:52 upstream 1e2a199f6ccd 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-selinux-root 2021/01/18 19:58 upstream 19c329f68089 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/18 14:42 upstream 19c329f68089 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/18 04:35 upstream a1339d6355ac fd103621 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-root 2021/01/18 03:19 upstream a1339d6355ac fd103621 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-smack-root 2021/01/17 02:36 upstream 0da0a8a0a0e1 65a7a854 .config log report info
ci-upstream-kasan-gce-smack-root 2021/01/17 01:08 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce 2021/01/16 22:59 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 13:11 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/16 11:23 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 10:10 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/15 18:19 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-smack-root 2021/01/15 16:19 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-selinux-root 2021/01/14 22:47 upstream 65f0d2414b70 65a7a854 .config log report info
ci-qemu-upstream 2021/01/12 02:26 upstream a0d54b4f5b21 2c1f2513 .config log report info
ci-upstream-kasan-gce-386 2021/01/28 00:53 upstream 76c057c84d28 eefc07f2 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-kasan-gce-386 2021/01/17 09:12 upstream 0da0a8a0a0e1 65a7a854 .config log report info
ci-qemu-upstream-386 2021/01/09 11:13 upstream 996e435fd401 a6c52263 .config log report info
ci-upstream-net-this-kasan-gce 2021/02/22 13:01 net d310ec03a34e a659b3f1 .config log report info kernel BUG in fou_build_udp
ci-upstream-net-this-kasan-gce 2021/01/22 04:26 net 35c715c30b95 d4f4eca5 .config log report info kernel BUG in ip6_mc_hdr
ci-upstream-net-this-kasan-gce 2021/01/21 00:05 net 75439bc439e0 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-net-this-kasan-gce 2021/01/20 14:10 net 9c30ae8398b0 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-net-this-kasan-gce 2021/01/20 09:16 net 9c30ae8398b0 d4f4eca5 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-bpf-kasan-gce 2020/12/26 23:16 bpf a61daaf351da 821e0b09 .config log report info
ci-upstream-net-kasan-gce 2021/01/27 14:08 net-next 6626a0266566 a0ebf917 .config log report info kernel BUG in icmp_glue_bits
ci-upstream-net-kasan-gce 2021/01/19 04:44 net-next 220723dc3bcf 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-net-kasan-gce 2021/01/19 02:01 net-next 220723dc3bcf 63631df1 .config log report info kernel BUG in pfkey_send_acquire
ci-upstream-net-kasan-gce 2021/01/16 05:58 net-next e7fa5c80defe 65a7a854 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/02/26 01:23 bpf-next 8eece07c011f 59b57593 .config log report
ci-upstream-net-kasan-gce 2018/02/01 07:16 net-next b2fe5fa68642 02553e22 .config log report
ci-upstream-linux-next-kasan-gce-root 2021/01/05 20:03 linux-next 83dadd4cfb0c a0234d98 .config log report info
ci2-upstream-usb 2020/07/22 07:16 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 6c9a9a8ddf3d 21f1765e .config log report
ci-upstream-kmsan-gce 2018/09/04 20:41 https://github.com/google/kmsan.git master 28f0ca98eadf a4718693 .config log report