kernel_samsung_sm7125

jenna

History

Rafael Laufer 418372b0ab sctp: fix missing destroy of percpu counter variable in sctp_proc_exit() Commit `1748376b66`, net: Use a percpu_counter for sockets_allocated added percpu_counter function calls to sctp_proc_init code path, but forgot to add them to sctp_proc_exit(). This resulted in a following Ooops when performing this test # modprobe sctp # rmmod -f sctp # modprobe sctp [ 573.862512] BUG: unable to handle kernel paging request at f8214a24 [ 573.862518] IP: [<c0308b8f>] __percpu_counter_init+0x3f/0x70 [ 573.862530] pde = 37010067 pte = 00000000 [ 573.862534] Oops: 0002 [#1] SMP [ 573.862537] last sysfs file: /sys/module/libcrc32c/initstate [ 573.862540] Modules linked in: sctp(+) crc32c libcrc32c binfmt_misc bridge stp bnep lp snd_hda_codec_analog snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss arc4 joydev snd_pcm ecb pcmcia snd_seq_dummy snd_seq_oss iwlagn iwlcore snd_seq_midi snd_rawmidi snd_seq_midi_event yenta_socket rsrc_nonstatic thinkpad_acpi snd_seq snd_timer snd_seq_device mac80211 psmouse sdhci_pci sdhci nvidia(P) ppdev video snd soundcore serio_raw pcspkr iTCO_wdt iTCO_vendor_support led_class ricoh_mmc pcmcia_core intel_agp nvram agpgart usbhid parport_pc parport output snd_page_alloc cfg80211 btusb ohci1394 ieee1394 e1000e [last unloaded: sctp] [ 573.862589] [ 573.862593] Pid: 5373, comm: modprobe Tainted: P R (2.6.31-rc3 #6) 7663B15 [ 573.862596] EIP: 0060:[<c0308b8f>] EFLAGS: 00010286 CPU: 1 [ 573.862599] EIP is at __percpu_counter_init+0x3f/0x70 [ 573.862602] EAX: f8214a20 EBX: f80faa14 ECX: c48c0000 EDX: f80faa20 [ 573.862604] ESI: f80a7000 EDI: 00000000 EBP: f69d5ef0 ESP: f69d5eec [ 573.862606] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 [ 573.862610] Process modprobe (pid: 5373, ti=f69d4000 task=c2130c70 task.ti=f69d4000) [ 573.862612] Stack: [ 573.862613] 00000000 f69d5f18 f80a70a8 f80fa9fc 00000000 fffffffc f69d5f30 c018e2d4 [ 573.862619] <0> 00000000 f80a7000 00000000 f69d5f88 c010112b 00000000 c07029c0 fffffffb [ 573.862626] <0> 00000000 f69d5f38 c018f83f f69d5f54 c0557cad f80fa860 00000001 c07010c0 [ 573.862634] Call Trace: [ 573.862644] [<f80a70a8>] ? sctp_init+0xa8/0x7d4 [sctp] [ 573.862650] [<c018e2d4>] ? marker_update_probe_range+0x184/0x260 [ 573.862659] [<f80a7000>] ? sctp_init+0x0/0x7d4 [sctp] [ 573.862662] [<c010112b>] ? do_one_initcall+0x2b/0x160 [ 573.862666] [<c018f83f>] ? tracepoint_module_notify+0x2f/0x40 [ 573.862671] [<c0557cad>] ? notifier_call_chain+0x2d/0x70 [ 573.862678] [<c01588fd>] ? __blocking_notifier_call_chain+0x4d/0x60 [ 573.862682] [<c016b2f1>] ? sys_init_module+0xb1/0x1f0 [ 573.862686] [<c0102ffc>] ? sysenter_do_call+0x12/0x28 [ 573.862688] Code: 89 48 08 b8 04 00 00 00 e8 df aa ec ff ba f4 ff ff ff 85 c0 89 43 14 74 31 b8 b0 18 71 c0 e8 19 b9 24 00 a1 c4 18 71 c0 8d 53 0c <89> 50 04 89 43 0c b8 b0 18 71 c0 c7 43 10 c4 18 71 c0 89 15 c4 [ 573.862725] EIP: [<c0308b8f>] __percpu_counter_init+0x3f/0x70 SS:ESP 0068:f69d5eec [ 573.862730] CR2: 00000000f8214a24 [ 573.862734] ---[ end trace 39c4e0b55e7cf54d ]--- Signed-off-by: Rafael Laufer <rlaufer@cisco.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>		16 years ago
..
Kconfig	sctp: Don't abort initialization when CONFIG_PROC_FS=n	17 years ago
Makefile	sctp: Don't abort initialization when CONFIG_PROC_FS=n	17 years ago
associola.c	sctp: support non-blocking version of the new sctp_connectx() API	16 years ago
auth.c	fix similar typos to successfull	16 years ago
bind_addr.c	sctp: try harder to figure out address family when checking wildcards	17 years ago
chunk.c	…
command.c	…
debug.c	sctp: Add some missing types for debug message	16 years ago
endpointola.c	net: fix sctp breakage	16 years ago
input.c	sctp: Use frag list abstraction interfaces.	16 years ago
inqueue.c	…
ipv6.c	ipv6: Use correct data types for ICMPv6 type and code	16 years ago
objcnt.c	…
output.c	sctp: xmit sctp packet always return no route error	16 years ago
outqueue.c	sctp: fix to send FORWARD-TSN chunk only if peer has such capable	16 years ago
primitive.c	…
proc.c	sctp: remove sctp_assoc_proc_exit()	17 years ago
protocol.c	sctp: fix missing destroy of percpu counter variable in sctp_proc_exit()	16 years ago
sm_make_chunk.c	sctp: fix the error code when ASCONF is received with invalid address	16 years ago
sm_sideeffect.c	sctp: fix to choose alternate destination when retransmit ASCONF chunk	16 years ago
sm_statefuns.c	sctp: fix panic when T4-rto timer expire on removed transport	16 years ago
sm_statetable.c	sctp: fix a typo in net/sctp/sm_statetable.c	16 years ago
socket.c	sctp: fix warning at inet_sock_destruct() while release sctp socket	16 years ago
ssnmap.c	…
sysctl.c	sctp: fix sack_timeout sysctl min and max types	16 years ago
transport.c	sctp: use time_before or time_after for comparing jiffies	16 years ago
tsnmap.c	trivial: fix then -> than typos in comments and documentation	16 years ago
ulpevent.c	sctp: Use frag list abstraction interfaces.	16 years ago
ulpqueue.c	net: Remove __skb_insert() calls outside of skbuff internals.	17 years ago