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 [<0xffffffffc200a3e7>] in backtrace at src/kdebug.c:219
#02 [<0xffffffffc2009bb2>] in _panic at src/init.c:273
#03 [<0xffffffffc203a24b>] in read_all_blocks at src/ns/qio.c:1356
#04 [<0xffffffffc203c964>] in qread at src/ns/qio.c:1439
#05 [<0xffffffffc2014b2b>] in ipread at src/net/devip.c:872
#06 [<0xffffffffc203f8a3>] in rread at src/ns/sysfile.c:763
#07 [<0xffffffffc203fa4b>] in sysread at src/ns/sysfile.c:821
#08 [<0xffffffffc2055f11>] in sys_read at src/syscall.c:1779
#09 [<0xffffffffc20593c9>] in syscall at src/syscall.c:2528
#10 [<0xffffffffc2059584>] in run_local_syscall at src/syscall.c:2563
#11 [<0xffffffffc2059ab9>] in prep_syscalls at src/syscall.c:2583
#12 [<0xffffffffc20ab29a>] in sysenter_callwrapper at arch/x86/trap.c:851
15:24:47 executing program 0:
openat$dev_stdout(0xffffffffffffff9c, &(0x7f0000000000)='/dev/stdout\x00', 0xc, 0x3, 0x0)
r0 = openat$proc_self_note(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/note\x00', 0x10, 0x1, 0x0)
openat$net_ipifc_clone(0xffffffffffffff9c, &(0x7f0000000080)='/net/ipifc/clone\x00', 0x11, 0x3, 0x0)
openat$dev_sdctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sdctl\x00', 0xb, 0x3, 0x0)
openat$net_udp_clone(0xffffffffffffff9c, &(0x7f0000000100)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
r1 = openat$net_ipifc_clone(0xffffffffffffff9c, &(0x7f0000000140)='/net/ipifc/clone\x00', 0x11, 0x3, 0x0)
getcwd(&(0x7f0000000180)=""/125, 0x7d)
r2 = openat$net_ether0_0_stats(0xffffffffffffff9c, &(0x7f0000000200)='/net/ether0/0/stats\x00', 0x14, 0x1, 0x0)
r3 = openat$net_ether0_1_type(0xffffffffffffff9c, &(0x7f0000000240)='/net/ether0/1/type\x00', 0x13, 0x1, 0x0)
openat$net_udp_0_status(0xffffffffffffff9c, &(0x7f0000000280)='/net/udp/0/status\x00', 0x12, 0x1, 0x0)
fcntl$F_SETFD(r0, 0x2, 0x1)
write(r2, &(0x7f00000002c0)="5e944a544ff78d94d9f3e6f6714590321bc8b122d96f6f7bb5e3f7e90382beae21c33cabc563296b8549cb3661e5a120663a2b85d1dfdf477dfbf0a77d158ea8b3d2eb403d0bf724f8d559a1020917903a5f0ccf33a27c74fad6dab40d46a36bcbe280e0d2a1df3f3d71", 0x6a)
openat$net_tcp_1_data(0xffffffffffffff9c, &(0x7f0000000340)='/net/tcp/1/data\x00', 0x10, 0x3, 0x0)
mmap(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x0, 0x4010, 0xffffffffffffffff, 0x87)
openat$proc_self_proc(0xffffffffffffff9c, &(0x7f0000000380)='/proc/self/proc\x00', 0x10, 0x1, 0x0)
openat$dev_capuse(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/capuse\x00', 0xc, 0x3, 0x0)
fcntl$F_GETFD(r1, 0x1)
openat$proc_self_ns(0xffffffffffffff9c, &(0x7f0000000400)='/proc/self/ns\x00', 0xe, 0x1, 0x0)
openat$net_ipifc_0_remote(0xffffffffffffff9c, &(0x7f0000000440)='/net/ipifc/0/remote\x00', 0x14, 0x1, 0x0)
openat$net_udp_0_status(0xffffffffffffff9c, &(0x7f0000000480)='/net/udp/0/status\x00', 0x12, 0x1, 0x0)
fcntl$F_SETFL(r3, 0x4, 0x400)
openat$net_udp_clone(0xffffffffffffff9c, &(0x7f00000004c0)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
openat$net_tcp_2_ctl(0xffffffffffffff9c, &(0x7f0000000500)='/net/tcp/2/ctl\x00', 0xf, 0x3, 0x0)