https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=291133
Bug ID: 291133
Summary: [iwx] driver panic
Product: Base System
Version: 15.0-STABLE
Hardware: amd64
OS: Any
Status: New
Severity: Affects Some People
Priority: ---
Component: wireless
Assignee: [email protected]
Reporter: [email protected]
# ls /boot/firmware/iwlwifi-cc-a0-77.ucode
/boot/firmware/iwlwifi-cc-a0-77.ucode
This is NOT kernel module - this is binary file !
When I load if_iwx as module
iwx0: <Wi-Fi 6 AX200> mem 0xa1100000-0xa1103fff at device 0.0 on pci2
iwlwifi-cc-a0-77.ucode: could not load firmware image, error 8
iwx0: hw rev 0x340, fw 77.0b4c06ad.0, address dc:41:a9:e6:7e:54
iwx0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
iwx0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
iwx0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps
36Mbps 48Mbps 54Mbps
iwx0: 2T2R
iwx0: 11na MCS 20MHz
iwx0: MCS 0-7: 6.5Mbps - 65Mbps
iwx0: MCS 8-15: 13Mbps - 130Mbps
iwx0: 11na MCS 20MHz SGI
iwx0: MCS 0-7: 7Mbps - 72Mbps
iwx0: MCS 8-15: 14.5Mbps - 144.5Mbps
iwx0: 11na MCS 40MHz:
iwx0: MCS 0-7: 13.5Mbps - 135Mbps
iwx0: MCS 8-15: 27Mbps - 270Mbps
iwx0: 11na MCS 40MHz SGI:
iwx0: MCS 0-7: 15Mbps - 150Mbps
iwx0: MCS 8-15: 30Mbps - 300Mbps
iwx0: 11ng MCS 20MHz
iwx0: MCS 0-7: 6.5Mbps - 65Mbps
iwx0: MCS 8-15: 13Mbps - 130Mbps
iwx0: 11ng MCS 20MHz SGI
iwx0: MCS 0-7: 7Mbps - 72Mbps
iwx0: MCS 8-15: 14.5Mbps - 144.5Mbps
iwx0: 11ng MCS 40MHz:
iwx0: MCS 0-7: 13.5Mbps - 135Mbps
iwx0: MCS 8-15: 27Mbps - 270Mbps
iwx0: 11ng MCS 40MHz SGI:
iwx0: MCS 0-7: 15Mbps - 150Mbps
iwx0: MCS 8-15: 30Mbps - 300Mbps
iwx0: [VHT] Channel Widths: 20MHz, 40MHz, 80MHz
iwx0: [VHT] Features: 31800020<SHORTGI80>
iwx0: [VHT] NSS 1: TX MCS 0..9, RX MCS 0..9
iwx0: [VHT] NSS 2: TX MCS 0..9, RX MCS 0..9
wlan0: Ethernet address: dc:41:a9:e6:7e:54
When I build kernel with `device iwx`
iwlwifi-cc-a0-77.ucode: could not load firmware image, error 6
Fatal trap 12: page fault while in kernel mode
cpuid = 3; apic id = 06
fault virtual address = 0x4
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff8072eeae
stack pointer = 0x28:0xfffffe008b4ec9a0
frame pointer = 0x28:0xfffffe008b4eca60
code segment = base rx0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 0 (firmware taskq)
rdi: 0000000000000001 rsi: fffff80001e13c00 rdx: fffff80001e13c01
rcx: fffff80001e13c00 r8: fffffe008b4eccf0 r9: fffffe008b4ecd70
rax: 0000000000000000 rbx: fffffe008b4eccf0 rbp: fffffe008b4eca60
r10: fffff8000132f910 r11: 0000000000000c00 r12: fffffe008b4eca74
r13: fffffe008b4ece00 r14: fffffe008b4ecd60 r15: fffffe008b4eca74
trap number = 12
panic: page fault
cpuid = 3
time = 1
KDB: stack backtrace:
#0 0xffffffff806b87cd at kdb_backtrace+0x5d
#1 0xffffffff80672ad6 at vpanic+0x136
#2 0xffffffff80672993 at panic+0x43
#3 0xffffffff80a4c66f at trap_pfault+0x3cf
#4 0xffffffff80a2555e at calltrap+0x8
#5 0xffffffff8073c333 at namei+0xd3
#6 0xffffffff80760082 at vn_open_cred+0x552
#7 0xffffffff806b4aec at loadimage+0x23c
#8 0xffffffff806ce0d2 at taskqueue_run_locked+0x162
#9 0xffffffff806cefd2 at taskqueue_thread_loop+0xb2
#10 0xffffffff80638483 at fork_exit+0x73
#11 0xffffffff80a2658e at fork_trampoline+0xe
Uptime: 1s
Automatic reboot in 15 seconds - press a key on the console to abort
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