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panic: sx lock still held

Status: closed as dup on 2021/09/07 22:12
Reported-by: syzbot+a2f195d236221e51c4dc@syzkaller.appspotmail.com
First crash: 1861d, last: 1178d
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/tcp_output.c:LINE syz 707 977d 1862d

Sample crash report:
login: panic: sx lock still held
cpuid = 0
time = 1559599259
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0020e9a750
vpanic() at vpanic+0x1e0/frame 0xfffffe0020e9a7b0
panic() at panic+0x43/frame 0xfffffe0020e9a810
sx_destroy() at sx_destroy+0x5e/frame 0xfffffe0020e9a830
solisten_proto() at solisten_proto+0xde/frame 0xfffffe0020e9a890
sctp_listen() at sctp_listen+0x4eb/frame 0xfffffe0020e9a900
solisten() at solisten+0x7a/frame 0xfffffe0020e9a940
kern_listen() at kern_listen+0x132/frame 0xfffffe0020e9a980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0020e9aab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0020e9aab0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x45c70a, rsp = 0x7fffdffbbf78, rbp = 0x6bb3b8 ---
KDB: enter: panic
[ thread pid 769 tid 100108 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why

Crashes (133):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/06/03 22:11 freebsd c7cdb4a80779 63bf051f console log report syz C ci-freebsd-main
2019/03/16 19:03 freebsd 4ccae8165c74 bab43553 console log report syz C ci-freebsd-main
2019/06/13 03:53 freebsd 48cf3d0825d2 3f4e812b console log report syz ci-freebsd-main
2019/06/07 23:41 freebsd 2374f8977455 cf9c3a50 console log report syz ci-freebsd-main
2019/06/05 01:40 freebsd 54eb1c14c26e bfb4a51e console log report syz ci-freebsd-main
2019/06/04 15:53 freebsd 40124d2a0531 e41a20c5 console log report syz ci-freebsd-main
2019/04/12 08:19 freebsd 831bf1a1aa1d 8916f5e1 console log report syz ci-freebsd-main
2019/04/09 00:52 freebsd 7285d802f5cc 3ef496b7 console log report syz ci-freebsd-main
2019/04/06 11:49 freebsd 645d0bb86cca c34fde03 console log report syz ci-freebsd-main
2019/03/18 08:25 freebsd 8b17fbc25c73 f8757044 console log report syz ci-freebsd-main
2019/03/16 16:01 freebsd 4ccae8165c74 bab43553 console log report syz ci-freebsd-main
2019/03/16 13:42 freebsd 4d504c5762fd bab43553 console log report syz ci-freebsd-main
2019/03/16 06:36 freebsd 4d504c5762fd bab43553 console log report syz ci-freebsd-main
2019/11/21 06:32 freebsd f1c3864b6bf9 8098ea0f console log report syz ci-freebsd-i386
2019/08/25 20:34 freebsd 6c54dfdc8e30 d21c5d9d console log report syz ci-freebsd-i386
2019/08/22 05:26 freebsd 371bdcd33546 984250d5 console log report syz ci-freebsd-i386
2019/06/13 03:30 freebsd 48cf3d0825d2 3f4e812b console log report syz ci-freebsd-i386
2019/06/09 22:08 freebsd af823c22958c 0159583c console log report syz ci-freebsd-i386
2019/06/08 01:06 freebsd 2374f8977455 cf9c3a50 console log report syz ci-freebsd-i386
2019/06/06 13:33 freebsd 6fb7bb7fca89 73a7d55b console log report syz ci-freebsd-i386
2019/06/04 16:26 freebsd 40124d2a0531 e41a20c5 console log report syz ci-freebsd-i386
2019/06/03 22:36 freebsd c7cdb4a80779 63bf051f console log report syz ci-freebsd-i386
2021/01/27 14:08 freebsd-src cfd6422a5217 a0ebf917 console log report ci-freebsd-i386 panic: sx lock still held
2020/01/01 00:56 freebsd 08fb04a272bf 25a0186e console log report ci-freebsd-main
2019/12/31 15:37 freebsd 3b026cf6d540 7f117e28 console log report ci-freebsd-main
2019/10/10 10:57 freebsd c00c975050f1 c4b9981b console log report ci-freebsd-main
2019/08/07 13:22 freebsd 6ba91e269d4a cdde7486 console log report ci-freebsd-main
2019/08/05 16:21 freebsd 0cb733554f00 6affd8e8 console log report ci-freebsd-main
2019/03/16 05:09 freebsd 4d504c5762fd bab43553 console log report ci-freebsd-main
2019/12/31 03:26 freebsd 86dbfb2210b3 6b36d338 console log report ci-freebsd-i386
2019/12/29 10:37 freebsd c06fcd4e0b0c af6b8ef8 console log report ci-freebsd-i386
2019/12/26 17:51 freebsd afdbc510f48d be5c2c81 console log report ci-freebsd-i386
2019/12/26 13:07 freebsd afdbc510f48d be5c2c81 console log report ci-freebsd-i386
2019/12/22 21:33 freebsd bdb3ec248ab1 8b967267 console log report ci-freebsd-i386
2019/12/20 11:20 freebsd bac79345f784 36650b4b console log report ci-freebsd-i386
2019/12/19 07:44 freebsd 2f6a2eada673 79b211f7 console log report ci-freebsd-i386
2019/12/17 07:06 freebsd 902c2ec05a61 d13d7958 console log report ci-freebsd-i386
2019/12/15 03:36 freebsd 902c2ec05a61 eef6e580 console log report ci-freebsd-i386
2019/12/13 11:38 freebsd 902c2ec05a61 2a752b7c console log report ci-freebsd-i386
2019/12/11 09:55 freebsd 60b0ff0e5329 101194eb console log report ci-freebsd-i386
2019/12/08 15:08 freebsd b685aa9fc11c 1508f453 console log report ci-freebsd-i386
2019/12/07 05:31 freebsd e357a326ff45 85f26751 console log report ci-freebsd-i386
2019/11/30 09:04 freebsd f9d5ecd318c3 3a75be00 console log report ci-freebsd-i386
2019/11/30 07:29 freebsd f9d5ecd318c3 3a75be00 console log report ci-freebsd-i386
2019/11/27 07:43 freebsd 1b501770dd36 1048481f console log report ci-freebsd-i386
2019/11/24 22:14 freebsd 9d37f477aecf 598ca6c8 console log report ci-freebsd-i386
2019/11/12 02:47 freebsd 2d2333004ca8 377d77fa console log report ci-freebsd-i386
2019/11/11 10:38 freebsd cf10ab028b52 dc438b91 console log report ci-freebsd-i386
2019/11/10 07:21 freebsd 76b010eaf2eb dc438b91 console log report ci-freebsd-i386
2019/11/09 13:31 freebsd b740365e0f05 dc438b91 console log report ci-freebsd-i386
2019/11/06 07:16 freebsd e4c3b9879f57 bc2c6e45 console log report ci-freebsd-i386
2019/10/27 11:35 freebsd eff1af0eaba4 25bb509e console log report ci-freebsd-i386
2019/10/23 18:31 freebsd 62a17e539abf d894f260 console log report ci-freebsd-i386
2019/10/14 08:10 freebsd aefa767a80cd 2f661ec4 console log report ci-freebsd-i386
2019/10/11 10:49 freebsd 4d006fe21a1b 1a3bad90 console log report ci-freebsd-i386
2019/10/11 06:59 freebsd 4d006fe21a1b 1a3bad90 console log report ci-freebsd-i386
2019/10/09 21:24 freebsd 6bf933c43450 312c6a5a console log report ci-freebsd-i386
2019/10/08 08:48 freebsd 1b78566aece1 28ac6e64 console log report ci-freebsd-i386
2019/10/03 21:42 freebsd 23b628cbe1b0 fc17ba49 console log report ci-freebsd-i386
2019/09/30 09:56 freebsd 2e8c47f81195 c1ad5441 console log report ci-freebsd-i386
2019/09/27 16:18 freebsd 0eeddc2571a9 d8074e0b console log report ci-freebsd-i386
2019/09/25 23:10 freebsd 967c0718849e a3355dba console log report ci-freebsd-i386
2019/09/15 10:15 freebsd 0beaa1237c5e 32d59357 console log report ci-freebsd-i386
2019/09/05 05:27 freebsd a57d7dbb6cb5 040fda58 console log report ci-freebsd-i386
2019/09/04 11:17 freebsd e9cd6db8f438 526709ff console log report ci-freebsd-i386
2019/09/02 13:18 freebsd 6bddb149b56a db7c31ca console log report ci-freebsd-i386
2019/08/08 20:11 freebsd e262ca6be69d bcc419e9 console log report ci-freebsd-i386
* Struck through repros no longer work on HEAD.