Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. 2019/10/09 04:35:18 fuzzer started 2019/10/09 04:35:18 dialing manager at 10.128.0.248:59871 2019/10/09 04:35:18 syscalls: 496 2019/10/09 04:35:18 code coverage: enabled 2019/10/09 04:35:18 comparison tracing: enabled 2019/10/09 04:35:18 extra coverage: support is not implemented in syzkaller 2019/10/09 04:35:18 setuid sandbox: support is not implemented in syzkaller 2019/10/09 04:35:18 namespace sandbox: support is not implemented in syzkaller 2019/10/09 04:35:18 Android sandbox: support is not implemented in syzkaller 2019/10/09 04:35:18 fault injection: support is not implemented in syzkaller 2019/10/09 04:35:18 leak checking: support is not implemented in syzkaller 2019/10/09 04:35:18 net packet injection: enabled 2019/10/09 04:35:18 net device setup: support is not implemented in syzkaller 2019/10/09 04:35:18 concurrency sanitizer: support is not implemented in syzkaller 04:35:18 executing program 0: select(0x113, &(0x7f0000000140), 0x0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002cb}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029f}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff2840029b}}) 04:35:18 executing program 1: r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) setsockopt$inet6_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x15, &(0x7f0000000100)={0x0, 0x4}, 0x8) 04:35:18 executing program 2: pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) poll(&(0x7f00000000c0)=[{}, {r0}], 0x2, 0xfa) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000100)={{0xffffffff2840029f}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002cb}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffff7f28400299}}) 04:35:18 executing program 3: poll(&(0x7f0000000140)=[{}, {}], 0x2, 0xc3) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840029e}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029b}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029a}}) login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/net/if.c:3827 cpuid = 1 time = 1570595718 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242e55b0 vpanic() at vpanic+0x1e0/frame 0xfffffe00242e5610 panic() at panic+0x43/frame 0xfffffe00242e5670 if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242e56e0 ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00242e5770 ifioctl() at ifioctl+0x4c2/frame 0xfffffe00242e5840 kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242e58b0 sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00242e5980 amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00242e5ab0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00242e5ab0 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 --- KDB: enter: panic [ thread pid 763 tid 100111 ] Stopped at kdb_enter+0x6a: movq $0,kdb_why