syzbot


WARNING in hsr_addr_subst_dest

Status: upstream: reported C repro on 2019/04/13 04:23
Reported-by: syzbot+5e945d5336866aa7f96b@syzkaller.appspotmail.com
First crash: 1261d, last: 13d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in hsr_addr_subst_dest C done 3099 491d 1260d 1/1 fixed on 2021/06/23 17:43
upstream WARNING in hsr_addr_subst_dest C done done 8639 905d 1362d 17/24 fixed on 2020/08/18 12:30

Sample crash report:
hsr_addr_subst_dest: Unknown node
------------[ cut here ]------------
WARNING: CPU: 1 PID: 8258 at net/hsr/hsr_framereg.c:313 hsr_addr_subst_dest.cold+0x45/0x4c net/hsr/hsr_framereg.c:313
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 8258 Comm: syz-executor466 Not tainted 4.14.228-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:hsr_addr_subst_dest.cold+0x45/0x4c net/hsr/hsr_framereg.c:313
RSP: 0018:ffff888095ae76e0 EFLAGS: 00010286
RAX: 0000000000000021 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff878bbbc0 RDI: ffffed1012b5ced2
RBP: ffff88809df23342 R08: 0000000000000021 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000f5ff2c00
R13: ffff8880b282cfe0 R14: ffff8880b282cfe0 R15: 000000000000017b
 hsr_xmit net/hsr/hsr_forward.c:230 [inline]
 hsr_forward_do net/hsr/hsr_forward.c:295 [inline]
 hsr_forward_skb+0x103d/0x19c0 net/hsr/hsr_forward.c:373
 hsr_dev_xmit+0x6b/0xa0 net/hsr/hsr_device.c:242
 __netdev_start_xmit include/linux/netdevice.h:4051 [inline]
 netdev_start_xmit include/linux/netdevice.h:4060 [inline]
 xmit_one net/core/dev.c:3005 [inline]
 dev_hard_start_xmit+0x188/0x890 net/core/dev.c:3021
 __dev_queue_xmit+0x1d7f/0x2480 net/core/dev.c:3521
 packet_snd+0x1393/0x2370 net/packet/af_packet.c:3024
 packet_sendmsg+0x112b/0x2c50 net/packet/af_packet.c:3049
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 SYSC_sendto net/socket.c:1763 [inline]
 SyS_sendto+0x1c7/0x2c0 net/socket.c:1731
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x443949
RSP: 002b:00007ffe29667538 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443949
RDX: 0000000000003287 RSI: 0000000020000080 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000002ff
R10: 0000000004000002 R11: 0000000000000246 R12: 00007ffe29667560
R13: 00000000000f4240 R14: 00000000000073e7 R15: 00007ffe29667554
Kernel Offset: disabled
Rebooting in 86400 seconds..

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2022/09/12 20:14 linux-4.14.y 65640c873dcf 6a81331a .config log report syz C
ci2-linux-4-14 2022/08/13 19:54 linux-4.14.y b641242202ed 6a81331a .config log report syz C
ci2-linux-4-14 2022/07/14 19:31 linux-4.14.y 424a46ea058e 6a81331a .config log report syz C
ci2-linux-4-14 2022/06/14 19:03 linux-4.14.y 1ccc597f801c 6a81331a .config log report syz C
ci2-linux-4-14 2022/05/15 18:41 linux-4.14.y 690285a9380d 6a81331a .config log report syz C
ci2-linux-4-14 2022/04/15 18:19 linux-4.14.y 74766a973637 6a81331a .config log report syz C
ci2-linux-4-14 2022/03/16 06:23 linux-4.14.y af48f51cb593 6a81331a .config log report syz C
ci2-linux-4-14 2022/02/14 05:07 linux-4.14.y 8034e99d1a01 6a81331a .config log report syz C
ci2-linux-4-14 2022/01/15 04:44 linux-4.14.y 4ba8e26127c3 6a81331a .config log report syz C
ci2-linux-4-14 2021/12/16 03:19 linux-4.14.y 9dfbac0e6b86 6a81331a .config log report syz C
ci2-linux-4-14 2021/11/16 02:46 linux-4.14.y 5f9f3b0057d5 6a81331a .config log report syz C
ci2-linux-4-14 2021/10/17 02:15 linux-4.14.y ed99bf0e81b5 6a81331a .config log report syz C
ci2-linux-4-14 2021/09/17 01:41 linux-4.14.y f96eb53cbd76 6a81331a .config log report syz C
ci2-linux-4-14 2021/08/18 01:13 linux-4.14.y 162b95d01320 6a81331a .config log report syz C
ci2-linux-4-14 2021/07/19 00:40 linux-4.14.y 4e68c9b0763f 6a81331a .config log report syz C
ci2-linux-4-14 2021/06/18 23:59 linux-4.14.y cfb41ef9deb1 6a81331a .config log report syz C
* Struck through repros no longer work on HEAD.
Crashes (3601):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/04/01 16:15 linux-4.14.y bd634aa64163 6a81331a .config log report syz C WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/02/10 04:22 linux-4.14.y 2c8a3fceddf0 2bd9619f .config log report syz C WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/02/07 05:26 linux-4.14.y 2c8a3fceddf0 0655e081 .config log report syz C WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/02/04 16:59 linux-4.14.y 2c8a3fceddf0 42b90a7c .config log report syz C WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/01/21 00:05 linux-4.14.y 2762b48e9611 d4f4eca5 .config log report syz C WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/01/10 07:49 linux-4.14.y ec822b3e8bf4 2c1f2513 .config log report syz C
ci2-linux-4-14 2021/01/08 10:42 linux-4.14.y 1752938529c6 c104d4a3 .config log report syz C
ci2-linux-4-14 2020/12/16 16:54 linux-4.14.y 3f2ecb86cb90 649595c6 .config log report syz C
ci2-linux-4-14 2020/12/15 18:13 linux-4.14.y 3f2ecb86cb90 97183ed7 .config log report syz C
ci2-linux-4-14 2020/12/12 20:35 linux-4.14.y 3f2ecb86cb90 bca53db9 .config log report syz C
ci2-linux-4-14 2020/11/28 02:10 linux-4.14.y 87335852c5d9 486f93ef .config log report syz C
ci2-linux-4-14 2019/12/16 22:13 linux-4.14.y a844dc4c5442 0ae38e44 .config log report syz C
ci2-linux-4-14 2019/10/27 23:14 linux-4.14.y b98aebd29824 25bb509e .config log report syz C
ci2-linux-4-14 2019/06/16 04:54 linux-4.14.y a74d0e937a3a 442206d7 .config log report syz C
ci2-linux-4-14 2019/04/22 17:45 linux-4.14.y 68d7a45eec10 0a77c33c .config log report syz C
ci2-linux-4-14 2019/04/16 16:08 linux-4.14.y 1ec8f1f0bffe 505ab413 .config log report syz C
ci2-linux-4-14 2020/02/03 09:31 linux-4.14.y 9fa690a2a016 93e5e335 .config log report syz
ci2-linux-4-14 2019/07/03 08:07 linux-4.14.y f4cc0ed9b2c7 55565fa0 .config log report syz
ci2-linux-4-14 2021/05/19 23:32 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/19 20:08 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/19 19:05 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/19 12:25 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/17 20:34 linux-4.14.y 7d7d1c0ab3eb a2eb125d .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/17 06:47 linux-4.14.y 7d7d1c0ab3eb f54a5c09 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/16 14:23 linux-4.14.y 7d7d1c0ab3eb f54a5c09 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/15 03:56 linux-4.14.y 7d7d1c0ab3eb 8bdd5343 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/14 21:36 linux-4.14.y 7d7d1c0ab3eb 8bdd5343 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/13 08:35 linux-4.14.y 7d7d1c0ab3eb ed7d41c5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/13 00:02 linux-4.14.y 7d7d1c0ab3eb ed7d41c5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/09 08:53 linux-4.14.y 7d7d1c0ab3eb bc5434be .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/09 07:51 linux-4.14.y 7d7d1c0ab3eb bc5434be .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/09 03:33 linux-4.14.y 7d7d1c0ab3eb bc5434be .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/09 00:20 linux-4.14.y 7d7d1c0ab3eb bc5434be .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/08 01:42 linux-4.14.y 7d7d1c0ab3eb bc5434be .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/07 05:49 linux-4.14.y 7d7d1c0ab3eb 06585184 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/07 05:25 linux-4.14.y 7d7d1c0ab3eb 06585184 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/07 02:47 linux-4.14.y 7d7d1c0ab3eb 06585184 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/07 01:39 linux-4.14.y 7d7d1c0ab3eb 06585184 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/06 23:03 linux-4.14.y 7d7d1c0ab3eb 06585184 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/06 14:42 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/06 12:59 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/06 07:27 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/05 10:45 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/04 21:40 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/04 20:11 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/04 07:42 linux-4.14.y 7d7d1c0ab3eb 09efdd63 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/03 23:56 linux-4.14.y 7d7d1c0ab3eb ad61f371 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/03 17:38 linux-4.14.y 7d7d1c0ab3eb ad61f371 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/03 12:59 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/03 08:09 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/03 06:22 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/02 18:08 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/02 05:15 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/01 17:13 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/01 06:44 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/05/01 03:15 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/04/30 23:46 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/04/30 13:45 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/04/30 05:26 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/04/30 03:37 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info WARNING in hsr_addr_subst_dest
ci2-linux-4-14 2021/01/17 03:35 linux-4.14.y f79dc86058bc 65a7a854 .config log report info
ci2-linux-4-14 2019/04/13 03:22 linux-4.14.y 1ec8f1f0bffe c402d8f1 .config log report
* Struck through repros no longer work on HEAD.