10.99.9 amd64 panic

[Chavdar Ivanov <ci4ic4%gmail.com@localhost>]

Buidling mail/thunderbird appears to be causing trouble on this system; I got three times in a row the first line below, caused by ld filling all the available 16GB of memory and 8GB swap, the panic happened at the time of the last occasion, and has happened previously - there is a 2.5GB/s Realtek network adapter in use:
...
Sep 29 01:53:13 ymir /netbsd: [ 161049.4497964] UVM: pid 9902.9902 (ld), uid 0 killed: out of swap 
Sep 29 01:53:13 ymir /netbsd: [ 228407.9443196] panic: kernel diagnostic assertion "offset < map->dm_mapsize" failed: file "/home/sysbuild/src/sys/arch/x86/x86/bus_dma.c", line 826
 bad offset 0x0 >= 0x0
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] cpu0: Begin traceback...
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] vpanic() at netbsd:vpanic+0x173
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] kern_assert() at netbsd:kern_assert+0x4b
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] bus_dmamap_sync() at netbsd:bus_dmamap_sync+0x326
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] rge_rxeof() at netbsd:rge_rxeof+0x179
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] rge_intr() at netbsd:rge_intr+0x16f
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] intr_biglock_wrapper() at netbsd:intr_biglock_wrapper+0x41
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] Xhandle_ioapic_edge21() at netbsd:Xhandle_ioapic_edge21+0x75
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] --- interrupt ---
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] x86_mwait() at netbsd:x86_mwait+0xd
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] acpicpu_cstate_idle() at netbsd:acpicpu_cstate_idle+0x19a
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] idle_loop() at netbsd:idle_loop+0x114
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] cpu0: End traceback...
Sep 29 01:53:13 ymir /netbsd:
Sep 29 01:53:13 ymir /netbsd: [ 228407.9543802] dumping to dev 168,2 (offset=8, size=4189743):
...

There was some discussion about Thunderbird requiring a lot of resource; the last version I built was from the 3rd of September, 115.1.1, I didn't have any problems then. 

Chavdar