syzbot


panic: m_uiotombuf: progress != total

Status: closed as invalid on 2021/01/01 20:44
Reported-by: syzbot+cd8a5421358bcee606a8@syzkaller.appspotmail.com
First crash: 1836d, last: 1836d

Sample crash report:
login: panic: m_uiotombuf: progress != total
cpuid = 1
time = 1553001884
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0021295370
vpanic() at vpanic+0x1e0/frame 0xfffffe00212953d0
panic() at panic+0x43/frame 0xfffffe0021295430
m_uiotombuf() at m_uiotombuf+0x2b5/frame 0xfffffe0021295490
sctp_lower_sosend() at sctp_lower_sosend+0x5099/frame 0xfffffe0021295670
sctp_sosend() at sctp_sosend+0x510/frame 0xfffffe00212957a0
sosend() at sosend+0xc6/frame 0xfffffe0021295810
kern_sendit() at kern_sendit+0x35e/frame 0xfffffe00212958c0
sendit() at sendit+0x226/frame 0xfffffe0021295920
sys_sendto() at sys_sendto+0x5c/frame 0xfffffe0021295980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0021295ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0021295ab0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x412e5a, rsp = 0x7fffdffdcf38, rbp = 0x6 ---
KDB: enter: panic
[ thread pid 784 tid 100123 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why
db> 

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/03/19 13:36 freebsd 5d2bb1696724 e4549234 console log report syz ci-freebsd-main
2019/03/19 13:21 freebsd 5d2bb1696724 e4549234 console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.