bash-4.3$ kernel panic at kern/src/ns/qio.c:1356, from core 1: assertion failed: BLEN(b) <= len - sofar Stack Backtrace on Core 1: #01 [<0xffffffffc200a3b7>] in backtrace at src/kdebug.c:219 #02 [<0xffffffffc2009b7c>] in _panic at src/init.c:266 #03 [<0xffffffffc203a0e9>] in read_all_blocks at src/ns/qio.c:1356 #04 [<0xffffffffc203c7f4>] in qread at src/ns/qio.c:1439 #05 [<0xffffffffc2014a6b>] in ipread at src/net/devip.c:872 #06 [<0xffffffffc203f733>] in rread at src/ns/sysfile.c:763 #07 [<0xffffffffc203f8db>] in sysread at src/ns/sysfile.c:821 #08 [<0xffffffffc2055ca1>] in sys_read at src/syscall.c:1779 #09 [<0xffffffffc2059149>] in syscall at src/syscall.c:2528 #10 [<0xffffffffc2059304>] in run_local_syscall at src/syscall.c:2563 #11 [<0xffffffffc2059839>] in prep_syscalls at src/syscall.c:2583 #12 [<0xffffffffc20aaf1a>] in sysenter_callwrapper at arch/x86/trap.c:859 23:27:53 executing program 2: r0 = openat$dev_drivers(0xffffffffffffff9c, &(0x7f0000000000)='/dev/drivers\x00', 0xd, 0x1, 0x0) r1 = openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0) llseek(r1, 0xd31d, 0x6, &(0x7f0000000080), 0x0) r2 = openat$dev_user(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/user\x00', 0xa, 0x3, 0x0) r3 = openat$proc_self_core(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/core\x00', 0x10, 0x1, 0x0) r4 = openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f0000000140)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0) openat$net_ipifc_1_status(0xffffffffffffff9c, &(0x7f0000000180)='/net/ipifc/1/status\x00', 0x14, 0x1, 0x0) openat$net_tcp_0_status(0xffffffffffffff9c, &(0x7f00000001c0)='/net/tcp/0/status\x00', 0x12, 0x1, 0x0) r5 = openat$dev_klog(0xffffffffffffff9c, &(0x7f0000000200)='/dev/klog\x00', 0xa, 0x1, 0x0) r6 = openat$proc_self_profile(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/profile\x00', 0x13, 0x1, 0x0) openat$net_tcp_0_status(0xffffffffffffff9c, &(0x7f0000000280)='/net/tcp/0/status\x00', 0x12, 0x1, 0x0) openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f00000002c0)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0) openat$net_arp(0xffffffffffffff9c, &(0x7f0000000300)='/net/arp\x00', 0x9, 0x3, 0x0) llseek(r0, 0x9, 0x9f, &(0x7f0000000340), 0x3) close(r2) fwstat(r4, &(0x7f0000000380)=""/64, 0x40, 0x0) r7 = openat$dev_consctl(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/consctl\x00', 0xd, 0x3, 0x0) r8 = openat$net_ether0_1_data(0xffffffffffffff9c, &(0x7f0000000400)='/net/ether0/1/data\x00', 0x13, 0x3, 0x0) r9 = proc_create(&(0x7f0000000440)='./file0\x00', 0x8, &(0x7f0000000480)='/net/ether0/1/data\x00', 0x13, 0x1) dup_fds_to(r9, &(0x7f00000004c0)=[{r6}, {r8}, {r5}, {r0}, {r7}, {r3}, {r2}, {r6}], 0x8) openat$net_tcp_0_err(0xffffffffffffff9c, &(0x7f0000000540)='/net/tcp/0/err\x00', 0xf, 0x3, 0x0) openat$net_icmpv6_clone(0xffffffffffffff9c, &(0x7f0000000580)='/net/icmpv6/clone\x00', 0x12, 0x3, 0x0) openat$dev_cons(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/cons\x00', 0xa, 0x3, 0x0) openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000600)='/dev/hostdomain\x00', 0x10, 0x3, 0x0) openat$net_ether0_ifstats(0xffffffffffffff9c, &(0x7f0000000640)='/net/ether0/ifstats\x00', 0x14, 0x1, 0x0) openat$net_ipifc_0_local(0xffffffffffffff9c, &(0x7f0000000680)='/net/ipifc/0/local\x00', 0x13, 0x1, 0x0) openat$net_tcp_1_err(0xffffffffffffff9c, &(0x7f00000006c0)='/net/tcp/1/err\x00', 0xf, 0x3, 0x0) openat$dev_sysstat(0xffffffffffffff9c, &(0x7f0000000700)='/dev/sysstat\x00', 0xd, 0x3, 0x0) openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000740)='/net/udp/stats\x00', 0xf, 0x1, 0x0) openat$net_ether0_0_data(0xffffffffffffff9c, &(0x7f0000000780)='/net/ether0/0/data\x00', 0x13, 0x3, 0x0)