Panicked when my uplink was saturated, mtr was running with no options
(ICMP) to an IPv4 host. Latency was 1500ms+ and panicked as soon as I
hit 'q' (quit) on mtr.
ddb{3}> Stopped at Debugger+0x9: leave
Debugger() at Debugger+0x9
x86_ipi_handler() at x86_ipi_handler+0x76
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
--- interrupt ---
mtx_enter() at mtx_enter+0x25
taskq_next_work() at taskq_next_work+0x47
taskq_thread() at taskq_thread+0x61
end trace frame: 0x0, count: 9
ddb{3}>
Debugger() at Debugger+0x9
panic() at panic+0xfe
__assert() at __assert+0x25
pf_state_key_unref() at pf_state_key_unref+0xc6
pf_pkt_unlink_state_key() at pf_pkt_unlink_state_key+0x15
m_free() at m_free+0xa0
sbdrop() at sbdrop+0x80
sbflush() at sbflush+0x2b
sbrelease() at sbrelease+0x11
sorflush() at sorflush+0x18b
sofree() at sofree+0xbc
soclose() at soclose+0x92
soo_close() at soo_close+0x1c
fdrop() at fdrop+0x2c
closef() at closef+0xcb
sys_close() at sys_close+0x4f
syscall() at syscall+0x27b
--- syscall (number 6) ---
end of kernel
end trace frame: 0x7f7ffffd20e0, count: -17
0x1e3729a2e8ba:
ddb{3}>
TID PPID PGRP UID S FLAGS WAIT COMMAND
*22838 49017 22838 1000 7 0x33 mtr
