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panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE

Status: closed as dup on 2021/09/07 21:29
Reported-by: syzbot+a35c7ed9057deac6a5a2@syzkaller.appspotmail.com
First crash: 2072d, last: 1180d
▶ ▼ 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 1193d 2078d

Sample crash report:
login: panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:4531
cpuid = 1
time = 1557062921
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0021263570
vpanic() at vpanic+0x1e0/frame 0xfffffe00212635d0
panic() at panic+0x43/frame 0xfffffe0021263630
__mtx_lock_flags() at __mtx_lock_flags+0x1fd/frame 0xfffffe0021263690
sctp_add_to_readq() at sctp_add_to_readq+0x620/frame 0xfffffe0021263710
sctp_ulp_notify() at sctp_ulp_notify+0xe75/frame 0xfffffe0021263780
sctp_setopt() at sctp_setopt+0x99d0/frame 0xfffffe0021263810
sctp_ctloutput() at sctp_ctloutput+0x214/frame 0xfffffe0021263850
sosetopt() at sosetopt+0x101/frame 0xfffffe00212638d0
kern_setsockopt() at kern_setsockopt+0x158/frame 0xfffffe0021263950
sys_setsockopt() at sys_setsockopt+0x33/frame 0xfffffe0021263980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0021263ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0021263ab0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x457c0a, rsp = 0x7fffdfffdf78, rbp = 0x6b6308 ---
KDB: enter: panic
[ thread pid 965 tid 100352 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why

Crashes (107):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/05/05 13:32 freebsd 0d62ce242897 d28f4ce5 console log report syz C ci-freebsd-main
2019/03/22 05:52 freebsd 434f008798f2 dce6e62f console log report syz ci-freebsd-main
2021/08/29 12:28 freebsd-src 22f5f4a14e97 be2c130d console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/08/05 05:12 freebsd-src f3a3b0612169 7f7bb950 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/06/03 22:40 freebsd-src 8682abbf7bff 0740de69 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/05/27 01:25 freebsd-src 8d5c7813061d 858ea628 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/05/20 07:06 freebsd-src 3bede2908acc a343ba6b console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/05/18 10:13 freebsd-src 4224dbf4c7c4 a343ba6b console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/05/16 19:42 freebsd-src 91f251b2ab3a f54a5c09 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/05/15 11:31 freebsd-src 91f251b2ab3a 93f844de console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/05/05 21:50 freebsd-src 4e1e1d667fc8 06c27ff5 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/23 20:10 freebsd-src 5f00292fe3b7 17f0b706 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/22 17:36 freebsd-src 4044af03a4e9 33c28d03 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/22 04:37 freebsd-src 78ffcb86d98f 2bc8999a console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/14 20:59 freebsd-src 5edf7227ec33 3134b37f console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/11 23:01 freebsd-src a212f56d10d0 bfeda1b1 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/10 11:22 freebsd-src 041c50494242 bfeda1b1 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/06 17:19 freebsd-src e5fc416c2855 6a81331a console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/02 23:29 freebsd-src a04906f0273f 6a81331a console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/02 13:35 freebsd-src f79bd71def7a 6a81331a console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/04/02 04:12 freebsd-src 9aef4e7c2bd4 6a81331a console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/03/27 12:55 freebsd-src fe496dc02a9a a8529b82 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/23 10:38 freebsd-src 701d6b50ae7b fcc6d71b console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/16 09:15 freebsd-src 184c1b943937 98682e5e console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/15 19:43 freebsd-src 5dce03847fdc 98682e5e console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/09 07:04 freebsd-src 9600aa31aa63 2bd9619f console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/05 09:12 freebsd-src 7d4dceec1030 42b90a7c console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/04 04:38 freebsd-src 847dfd2803f6 624dad51 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/02/02 13:37 freebsd-src 0f34c80f3763 e6b95f32 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/01/31 04:47 freebsd-src d51cc252a062 fc9fd31e console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/01/25 08:50 freebsd-src 8c5bef2eb24c 52e37319 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2021/01/18 05:04 freebsd-src 75e7ef74dfc1 fd103621 console log report ci-freebsd-main panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:LINE
2020/12/29 11:56 freebsd 9e4440ca5ba7 8259d56c console log report ci-freebsd-main
2020/12/27 14:35 freebsd 9e4440ca5ba7 821e0b09 console log report ci-freebsd-main
2020/12/13 19:42 freebsd e8057a638eef 8f160dd5 console log report ci-freebsd-main
2020/12/10 15:09 freebsd def1f148d5b4 2a55c22b console log report ci-freebsd-main
2020/12/08 09:14 freebsd cc97d576f306 9af51e31 console log report ci-freebsd-main
2020/12/07 12:05 freebsd c52fe71eb09e 57072f7b console log report ci-freebsd-main
2020/12/05 03:50 freebsd c22d322bad21 9e0b299f console log report ci-freebsd-main
2020/12/01 16:18 freebsd c9aa461816bb 07bfe8a5 console log report ci-freebsd-main
2020/11/23 23:54 freebsd 14b48c5d2a17 878fb17a console log report ci-freebsd-main
2020/11/15 14:01 freebsd e567d6b95b7b 1bf9a662 console log report ci-freebsd-main
2020/11/13 18:35 freebsd 8af72456828d 4a7fa9b4 console log report ci-freebsd-main
2020/11/10 17:43 freebsd abab05d9ec40 cca87986 console log report ci-freebsd-main
2020/11/10 01:13 freebsd 2a82a067f7d3 64069d48 console log report ci-freebsd-main
2020/11/09 19:22 freebsd 2a82a067f7d3 64069d48 console log report ci-freebsd-main
2020/11/08 06:11 freebsd 258a45da7fc5 64069d48 console log report ci-freebsd-main
2019/03/22 05:32 freebsd 434f008798f2 dce6e62f console log report ci-freebsd-main
2021/01/11 13:36 freebsd-src 685de460bc91 2c1f2513 console log report ci-freebsd-main
2021/01/10 23:33 freebsd-src 81b3a0a34145 2c1f2513 console log report ci-freebsd-main
2021/01/10 14:09 freebsd-src 81b3a0a34145 2c1f2513 console log report ci-freebsd-main
2021/01/06 20:54 freebsd-src fda7daf06301 fff20c29 console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.