Warning: Permanently added '10.128.0.48' (ECDSA) to the list of known hosts. 2019/10/09 10:27:03 fuzzer started 2019/10/09 10:27:03 dialing manager at 10.128.0.248:59866 2019/10/09 10:27:03 syscalls: 496 2019/10/09 10:27:03 code coverage: enabled 2019/10/09 10:27:03 comparison tracing: enabled 2019/10/09 10:27:03 extra coverage: support is not implemented in syzkaller 2019/10/09 10:27:03 setuid sandbox: support is not implemented in syzkaller 2019/10/09 10:27:03 namespace sandbox: support is not implemented in syzkaller 2019/10/09 10:27:03 Android sandbox: support is not implemented in syzkaller 2019/10/09 10:27:03 fault injection: support is not implemented in syzkaller 2019/10/09 10:27:03 leak checking: support is not implemented in syzkaller 2019/10/09 10:27:03 net packet injection: enabled 2019/10/09 10:27:03 net device setup: support is not implemented in syzkaller 2019/10/09 10:27:03 concurrency sanitizer: support is not implemented in syzkaller 10:27:03 executing program 0: r0 = socket$inet_udplite(0x2, 0x2, 0x88) readv(r0, &(0x7f0000002700)=[{&(0x7f00000000c0)=""/129, 0x81}, {0x0}, {0x0}, {0x0}], 0x4) r1 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r1, 0x0, 0x8164, 0x0, 0x0, 0x800e00547) shutdown(r0, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) r3 = socket$inet_udplite(0x2, 0x2, 0x88) readv(r3, &(0x7f0000000900)=[{&(0x7f0000000100)=""/1, 0x1}, {0x0}, {0x0}], 0x3) r4 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r4, 0x0, 0x73a0b1b, 0x0, 0x0, 0x800e00549) shutdown(r3, 0x0) r5 = socket$inet_udplite(0x2, 0x2, 0x88) readv(r5, &(0x7f0000000680)=[{&(0x7f0000000140)=""/157, 0x9d}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6) r6 = dup(r5) r7 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r7, 0x0, 0xccf3, 0x0, 0x0, 0x800e0053d) shutdown(r6, 0x0) poll(0x0, 0x0, 0x8001) shutdown(r7, 0x0) shutdown(r4, 0x0) recvfrom$inet(r2, 0x0, 0xffffff2e, 0x0, 0x0, 0x800e00549) shutdown(r1, 0x0) shutdown(r2, 0x0) 10:27:03 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) recvmsg(r0, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001380)=[{&(0x7f00000000c0)=""/49, 0x31}, {0x0}, {0x0}], 0x3, 0x0}, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r1, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00516) shutdown(r0, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) r3 = dup2(r1, r2) fcntl$setflags(0xffffffffffffffff, 0x2, 0x0) recvfrom$inet(r3, 0x0, 0xfffffe98, 0x0, 0x0, 0x800e00511) shutdown(r2, 0x0) 10:27:03 executing program 2: setsockopt$inet_buf(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080)="bc", 0x1) r0 = socket$inet_udplite(0x2, 0x2, 0x88) readv(r0, &(0x7f0000001740)=[{&(0x7f0000000200)=""/254, 0xfe}], 0x1e) r1 = dup(r0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r2, 0x0, 0x2a80, 0x0, 0x0, 0x800e00506) shutdown(r1, 0x0) getrusage(0xffffffffffffffff, &(0x7f0000000140)) recvfrom$inet(r2, 0x0, 0x1789836bed901fc7, 0x2, 0x0, 0x800e0050e) shutdown(r2, 0x0) panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827 cpuid = 1 time = 1570616823 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00219fd5b0 vpanic() at vpanic+0x1e0/frame 0xfffffe00219fd610 panic() at panic+0x43/frame 0xfffffe00219fd670 if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00219fd6e0 ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00219fd770 ifioctl() at ifioctl+0x4c2/frame 0xfffffe00219fd840 kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00219fd8b0 sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00219fd980 amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00219fdab0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00219fdab0 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 --- KDB: enter: panic [ thread pid 761 tid 100071 ] Stopped at kdb_enter+0x6a: movq $0,kdb_why