Bug 253824 - ifconfig test triggers a 'panic: general protection fault' in net/if_vlan.c:1877
Summary: ifconfig test triggers a 'panic: general protection fault' in net/if_vlan.c:1877
Status: New
Alias: None
Product: Base System
Classification: Unclassified
Component: kern (show other bugs)
Version: CURRENT
Hardware: Any Any
: --- Affects Only Me
Assignee: freebsd-bugs (Nobody)
Depends on:
Reported: 2021-02-24 20:35 UTC by Peter Holm
Modified: 2021-02-24 20:35 UTC (History)
0 users

See Also:


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Description Peter Holm freebsd_committer 2021-02-24 20:35:53 UTC
20210224 21:09:46 all (584/748): ifconfig.sh
if_delmulti_locked: detaching ifnet instance 0xfffff8010c854000

Fatal trap 9: general protection fault while in kernel mode
cpuid = 7; apic id = 07
instruction pointer	= 0x20:0xffffffff80d46644
stack pointer	        = 0x28:0xfffffe06c886d760
frame pointer	        = 0x28:0xfffffe06c886d7b0
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		= 49513 (ifconfig)
trap number		= 9
panic: general protection fault
cpuid = 7
time = 1614197413
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe06c886d470
vpanic() at vpanic+0x181/frame 0xfffffe06c886d4c0
panic() at panic+0x43/frame 0xfffffe06c886d520
trap_fatal() at trap_fatal+0x387/frame 0xfffffe06c886d580
trap() at trap+0xa4/frame 0xfffffe06c886d690
calltrap() at calltrap+0x8/frame 0xfffffe06c886d690
--- trap 0x9, rip = 0xffffffff80d46644, rsp = 0xfffffe06c886d760, rbp = 0xfffffe06c886d7b0 ---
vlan_ioctl() at vlan_ioctl+0x104/frame 0xfffffe06c886d7b0
ifhwioctl() at ifhwioctl+0x2f6/frame 0xfffffe06c886d8b0
ifioctl() at ifioctl+0x37f/frame 0xfffffe06c886d980
kern_ioctl() at kern_ioctl+0x289/frame 0xfffffe06c886d9f0
sys_ioctl() at sys_ioctl+0x12a/frame 0xfffffe06c886dac0
amd64_syscall() at amd64_syscall+0x147/frame 0xfffffe06c886dbf0

Details @ https://people.freebsd.org/~pho/stress/log/log0055.txt