System hangs when you run ifconfig usb0 up and ifconfig usb0 down
Bug #625108 reported by
Ricardo Salveti
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux-ti-omap4 (Ubuntu) |
Fix Released
|
High
|
Lee Jones |
Bug Description
If you try to bring up and then bring down the usb0 interface on Panda (ES1), the system will hang.
System:
- Maverick
- linux-image-
- Panda ES1.0
The side effect of this problem is that Network Manager will cause the boot to hang, because it runs this sequence while starting and configuring the interfaces.
To get your system to boot again just avoid running network-manager from upstart.
Changed in linux-ti-omap4 (Ubuntu): | |
status: | New → Confirmed |
Changed in linux-ti-omap4 (Ubuntu): | |
assignee: | nobody → Lee Jones (lag) |
importance: | Undecided → High |
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root@panda- maverick: ~# ifconfig usb0 up maverick: ~# strace ifconfig usb0 down "/sbin/ ifconfig" , ["ifconfig", "usb0", "down"], [/* 15 vars */]) = 0 maverick" , ...}) = 0 "/etc/ld. so.nohwcap" , F_OK) = -1 ENOENT (No such file or directory) PROT_WRITE, MAP_PRIVATE| MAP_ANONYMOUS, -1, 0) = 0x40017000 "/etc/ld. so.preload" , R_OK) = -1 ENOENT (No such file or directory) etc/ld. so.cache" , O_RDONLY) = 3 S_IFREG| 0644, st_size=16970, ...}) = 0 "/etc/ld. so.nohwcap" , F_OK) = -1 ENOENT (No such file or directory) lib/libgcc_ s.so.1" , O_RDONLY) = 3 1\1\1\0\ 0\0\0\0\ 0\0\0\0\ 3\0(\0\ 1\0\0\0\ 320%\0\ 0004\0\ 0\0"... , 512) = 512 S_IFREG| 0644, st_size=38488, ...}) = 0 PROT_EXEC, MAP_PRIVATE| MAP_DENYWRITE, 3, 0) = 0x40021000 PROT_WRITE, MAP_PRIVATE| MAP_FIXED| MAP_DENYWRITE, 3, 0x8) = 0x40029000 "/etc/ld. so.nohwcap" , F_OK) = -1 ENOENT (No such file or directory) lib/libc. so.6", O_RDONLY) = 3 1\1\1\0\ 0\0\0\0\ 0\0\0\0\ 3\0(\0\ 1\0\0\0\ 301V\1\ 0004\0\ 0\0"... , 512) = 512 S_IFREG| 0755, st_size=988620, ...}) = 0 PROT_EXEC, MAP_PRIVATE| MAP_DENYWRITE, 3, 0) = 0x4002b000 0x40118000, 32768, PROT_NONE) = 0 PROT_WRITE, MAP_PRIVATE| MAP_FIXED| MAP_DENYWRITE, 3, 0xed) = 0x40120000 PROT_WRITE, MAP_PRIVATE| MAP_FIXED| MAP_ANONYMOUS, -1, 0) = 0x40123000 PROT_WRITE, MAP_PRIVATE| MAP_ANONYMOUS, -1, 0) = 0x4001e000 PROT_WRITE, MAP_PRIVATE| MAP_ANONYMOUS, -1, 0) = 0x40126000 0x40120000, 8192, PROT_READ) = 0 0x40029000, 4096, PROT_READ) = 0 0x4001f000, 4096, PROT_READ) = 0 usr/lib/ locale/ locale- archive" , O_RDONLY| O_LARGEFILE) = 3 S_IFREG| 0644, st_size=1539648, ...}) = 0 maverick" , ...}) = 0 "/proc/ net/unix" , R_OK) = 0 "/proc/ net/if_ inet6", R_OK) = 0 "/proc/ net/ax25" , R_OK) = -1 ENOENT (No such file or directory) "/proc/ net/nr" , R_OK) = -1 ENOENT (No such file or directory) "/proc/ net/rose" , R_OK) ...
root@panda-
execve(
brk(0) = 0x1e000
uname({sys="Linux", node="panda-
access(
mmap2(NULL, 8192, PROT_READ|
access(
open("/
fstat64(3, {st_mode=
mmap2(NULL, 16970, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40019000
close(3) = 0
access(
open("/
read(3, "\177ELF\
fstat64(3, {st_mode=
mmap2(NULL, 37140, PROT_READ|
mmap2(0x40029000, 8192, PROT_READ|
close(3) = 0
access(
open("/
read(3, "\177ELF\
fstat64(3, {st_mode=
mmap2(NULL, 1025308, PROT_READ|
mprotect(
mmap2(0x40120000, 12288, PROT_READ|
mmap2(0x40123000, 9500, PROT_READ|
close(3) = 0
mmap2(NULL, 4096, PROT_READ|
mmap2(NULL, 4096, PROT_READ|
set_tls(0x401264c0, 0x4002091c, 0x40126b98, 0x401264c0, 0x40020000) = 0
mprotect(
mprotect(
mprotect(0x1b000, 4096, PROT_READ) = 0
mprotect(
munmap(0x40019000, 16970) = 0
brk(0) = 0x1e000
brk(0x3f000) = 0x3f000
open("/
fstat64(3, {st_mode=
mmap2(NULL, 1539648, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40127000
close(3) = 0
uname({sys="Linux", node="panda-
access("/proc/net", R_OK) = 0
access(
socket(PF_FILE, SOCK_DGRAM, 0) = 3
socket(PF_INET, SOCK_DGRAM, IPPROTO_IP) = 4
access(
socket(PF_INET6, SOCK_DGRAM, IPPROTO_IP) = 5
access(
access(
access(