2006-08-22 11:57:03

by Mark Hindley

[permalink] [raw]
Subject: [2.6.1{5,6,7}at least] Multiple cron hang in fork on reboot

I have been suffering from this problem intermittently at least since
2.6.15. Just rebooted 2.6.17.9 and it has happened again.

Symptoms: After a reboot I get multiple cron processes stuck in fork.
Loadavg rises. Sometimes the stuck processes clear in about 12 hours, but often the
system crashes and reboots.

This time I have unwind info compiled in and have dumped the active task
list (see below).

System is Acer aspire 1350, debian testing. Config attached.

Let me know if you need any more info.

Thanks,

Mark

ps -lfC cron

F S UID PID PPID C PRI NI ADDR SZ WCHAN STIME TTY TIME CMD
5 S root 3670 1 0 76 0 - 1569 - 10:00 ? 00:00:00 /usr/sbin/cron
1 D root 9780 3670 0 77 0 - 1606 fork 11:08 ? 00:00:00 /USR/SBIN/CRON
5 S root 9781 9780 0 75 0 - 1606 - 11:08 ? 00:00:00 /USR/SBIN/CRON
1 D root 9842 3670 0 78 0 - 1606 fork 11:09 ? 00:00:00 /USR/SBIN/CRON
5 S root 9843 9842 0 75 0 - 1606 - 11:09 ? 00:00:00 /USR/SBIN/CRON
1 D root 10209 3670 0 77 0 - 1606 fork 11:15 ? 00:00:00 /USR/SBIN/CRON
1 D root 10210 3670 0 77 0 - 1606 fork 11:15 ? 00:00:00 /USR/SBIN/CRON
5 S root 10211 10209 0 75 0 - 1606 - 11:15 ? 00:00:00 /USR/SBIN/CRON
5 S root 10212 10210 0 75 0 - 1606 - 11:15 ? 00:00:00 /USR/SBIN/CRON
1 D root 10337 3670 0 78 0 - 1606 fork 11:17 ? 00:00:00 /USR/SBIN/CRON
5 S root 10338 10337 0 75 0 - 1606 - 11:17 ? 00:00:00 /USR/SBIN/CRON
1 D root 10710 3670 0 78 0 - 1606 fork 11:23 ? 00:00:00 /USR/SBIN/CRON
5 S root 10711 10710 0 75 0 - 1606 - 11:23 ? 00:00:00 /USR/SBIN/CRON
1 D root 11137 3670 0 77 0 - 1606 fork 11:30 ? 00:00:00 /USR/SBIN/CRON
1 D root 11138 3670 0 77 0 - 1606 fork 11:30 ? 00:00:00 /USR/SBIN/CRON
1 D root 11139 3670 0 77 0 - 1606 fork 11:30 ? 00:00:00 /USR/SBIN/CRON
5 S root 11140 11137 0 75 0 - 1606 - 11:30 ? 00:00:00 /USR/SBIN/CRON
5 S root 11141 11138 0 75 0 - 1606 - 11:30 ? 00:00:00 /USR/SBIN/CRON
5 S root 11142 11139 0 75 0 - 1606 - 11:30 ? 00:00:00 /USR/SBIN/CRON
1 D root 11447 3670 0 78 0 - 1606 fork 11:35 ? 00:00:00 /USR/SBIN/CRON
5 S root 11448 11447 0 75 0 - 1606 - 11:35 ? 00:00:00 /USR/SBIN/CRON
1 D root 11633 3670 0 77 0 - 1606 fork 11:38 ? 00:00:00 /USR/SBIN/CRON
5 S root 11634 11633 0 75 0 - 1606 - 11:38 ? 00:00:00 /USR/SBIN/CRON
1 D root 11695 3670 0 77 0 - 1606 fork 11:39 ? 00:00:00 /USR/SBIN/CRON
5 S root 11696 11695 0 75 0 - 1606 - 11:39 ? 00:00:00 /USR/SBIN/CRON
1 D root 12066 3670 0 78 0 - 1606 fork 11:45 ? 00:00:00 /USR/SBIN/CRON
1 D root 12067 3670 0 77 0 - 1606 fork 11:45 ? 00:00:00 /USR/SBIN/CRON
5 S root 12068 12067 0 75 0 - 1606 - 11:45 ? 00:00:00 /USR/SBIN/CRON
5 S root 12069 12066 0 75 0 - 1606 - 11:45 ? 00:00:00 /USR/SBIN/CRON
1 D root 12558 3670 0 78 0 - 1606 fork 11:53 ? 00:00:00 /USR/SBIN/CRON
5 S root 12559 12558 0 75 0 - 1606 - 11:53 ? 00:00:00 /USR/SBIN/CRON
1 D root 13017 3670 0 77 0 - 1606 fork 12:00 ? 00:00:00 /USR/SBIN/CRON
1 D root 13018 3670 0 77 0 - 1606 fork 12:00 ? 00:00:00 /USR/SBIN/CRON
1 D root 13019 3670 0 77 0 - 1606 fork 12:00 ? 00:00:00 /USR/SBIN/CRON
5 S root 13020 13018 0 75 0 - 1606 - 12:00 ? 00:00:00 /USR/SBIN/CRON
5 S root 13021 13019 0 75 0 - 1606 - 12:00 ? 00:00:00 /USR/SBIN/CRON
5 S root 13022 13017 0 75 0 - 1606 - 12:00 ? 00:00:00 /USR/SBIN/CRON
1 D root 13329 3670 0 77 0 - 1606 fork 12:05 ? 00:00:00 /USR/SBIN/CRON
1 D root 13330 3670 0 77 0 - 1606 fork 12:05 ? 00:00:00 /USR/SBIN/CRON
5 S root 13331 13330 0 75 0 - 1606 - 12:05 ? 00:00:00 /USR/SBIN/CRON
5 S root 13332 13329 0 75 0 - 1606 - 12:05 ? 00:00:00 /USR/SBIN/CRON
1 D root 13517 3670 0 78 0 - 1606 fork 12:08 ? 00:00:00 /USR/SBIN/CRON
5 S root 13518 13517 0 75 0 - 1606 - 12:08 ? 00:00:00 /USR/SBIN/CRON
1 D root 13582 3670 0 78 0 - 1606 fork 12:09 ? 00:00:00 /USR/SBIN/CRON
5 S root 13583 13582 0 75 0 - 1606 - 12:09 ? 00:00:00 /USR/SBIN/CRON
1 D root 13951 3670 0 78 0 - 1606 fork 12:15 ? 00:00:00 /USR/SBIN/CRON
1 D root 13952 3670 0 77 0 - 1606 fork 12:15 ? 00:00:00 /USR/SBIN/CRON
5 S root 13953 13952 0 76 0 - 1606 - 12:15 ? 00:00:00 /USR/SBIN/CRON
5 S root 13954 13951 0 76 0 - 1606 - 12:15 ? 00:00:00 /USR/SBIN/CRON
1 D root 14078 3670 0 77 0 - 1606 fork 12:17 ? 00:00:00 /USR/SBIN/CRON
5 S root 14079 14078 0 76 0 - 1606 - 12:17 ? 00:00:00 /USR/SBIN/CRON
1 D root 14446 3670 0 78 0 - 1606 fork 12:23 ? 00:00:00 /USR/SBIN/CRON
5 S root 14447 14446 0 76 0 - 1606 - 12:23 ? 00:00:00 /USR/SBIN/CRON
1 D root 14874 3670 0 77 0 - 1606 fork 12:30 ? 00:00:00 /USR/SBIN/CRON
1 D root 14875 3670 0 77 0 - 1606 fork 12:30 ? 00:00:00 /USR/SBIN/CRON
1 D root 14876 3670 0 77 0 - 1606 fork 12:30 ? 00:00:00 /USR/SBIN/CRON
5 S root 14877 14875 0 76 0 - 1606 - 12:30 ? 00:00:00 /USR/SBIN/CRON
5 S root 14878 14874 0 76 0 - 1606 - 12:30 ? 00:00:00 /USR/SBIN/CRON
5 S root 14879 14876 0 76 0 - 1606 - 12:30 ? 00:00:00 /USR/SBIN/CRON
1 D root 15212 3670 0 77 0 - 1606 fork 12:35 ? 00:00:00 /USR/SBIN/CRON
5 S root 15213 15212 0 76 0 - 1606 - 12:35 ? 00:00:00 /USR/SBIN/CRON
1 D root 15452 3670 0 78 0 - 1606 fork 12:38 ? 00:00:00 /USR/SBIN/CRON
5 S root 15453 15452 0 76 0 - 1606 - 12:38 ? 00:00:00 /USR/SBIN/CRON
1 D root 15521 3670 0 78 0 - 1606 fork 12:39 ? 00:00:00 /USR/SBIN/CRON
5 S root 15522 15521 0 76 0 - 1606 - 12:39 ? 00:00:00 /USR/SBIN/CRON
1 D root 15598 3670 0 78 0 - 1606 fork 12:40 ? 00:00:00 /USR/SBIN/CRON
5 S root 15599 15598 0 76 0 - 1606 - 12:40 ? 00:00:00 /USR/SBIN/CRON
1 D root 15943 3670 0 78 0 - 1606 fork 12:45 ? 00:00:00 /USR/SBIN/CRON
1 D root 15944 3670 0 79 0 - 1606 fork 12:45 ? 00:00:00 /USR/SBIN/CRON
5 S root 15945 15944 0 80 0 - 1606 - 12:45 ? 00:00:00 /USR/SBIN/CRON
5 S root 15946 15943 0 79 0 - 1606 - 12:45 ? 00:00:00 /USR/SBIN/CRON



sysrq t
dmesg -s 100000

023ec7f> tcp_sendmsg+0x8f5/0x996
<c015fb10> touch_atime+0x65/0xa6 <c01326ee> do_generic_mapping_read+0x3f7/0x3ff
<c0159dcd> core_sys_select+0x246/0x30a <c0215f7f> sock_aio_write+0x53/0x61
<c014a5ff> do_sync_write+0xbb/0xf9 <c012604a> autoremove_wake_function+0x0/0x2d
<c0159f2c> sys_select+0x9b/0x15c <c014a722> vfs_write+0xe5/0x11e
<c0102b37> syscall_call+0x7/0xb
cron D C816DF24 0 13582 3670 13583 13951 13517 (NOTLB)
c816df14 00000282 c4812050 c816df24 c0115061 c0132e0b 00000002 c4812160
00ea6274 c4812050 00000000 d4335500 000f4913 c974e030 c974e138 c816df88
c816c000 c816df50 c816df68 c025f319 00000000 c974e030 c0113afe 00000000
Call Trace:
<c0115061> alloc_files+0x12/0x6d <c0132e0b> filemap_nopage+0x17f/0x2cf
<c025f319> wait_for_completion+0x80/0xc3 <c0113afe> default_wake_function+0x0/0xc
<c0113afe> default_wake_function+0x0/0xc <c0116142> do_fork+0x13e/0x16e
<c0101a83> sys_vfork+0x18/0x1c <c0102b37> syscall_call+0x7/0xb
cron S C0DA3B48 0 13583 13582 (NOTLB)
c0da3b60 00000001 c71ea098 c0da3b48 cba83050 58db05c0 000f4a39 007a1200
00000000 c70120d0 00000000 58db05c0 000f4a39 c4812050 c4812158 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c021e032> dev_queue_xmit+0x1db/0x1e2 <c0238545> ip_output+0x19f/0x1d5
<c02388fe> ip_queue_xmit+0x383/0x3bb <c02189da> sk_reset_timer+0xc/0x15
<c0247cb6> tcp_write_xmit+0x1e1/0x20a <c0247cfd> __tcp_push_pending_frames+0x1e/0x6d
<c023ec7f> tcp_sendmsg+0x8f5/0x996 <c015fb10> touch_atime+0x65/0xa6
<c01326ee> do_generic_mapping_read+0x3f7/0x3ff <c0159dcd> core_sys_select+0x246/0x30a
<c0215f7f> sock_aio_write+0x53/0x61 <c014a5ff> do_sync_write+0xbb/0xf9
<c012604a> autoremove_wake_function+0x0/0x2d <c0159f2c> sys_select+0x9b/0x15c
<c014a722> vfs_write+0xe5/0x11e <c0102b37> syscall_call+0x7/0xb
cron D C8ACBF24 0 13951 3670 13954 13952 13582 (NOTLB)
c8acbf14 00000282 c5519a90 c8acbf24 c0115061 cbeedd70 cbeedd60 c5519ba0
00f55582 c5519a90 00000000 a804b600 000f4967 c8824a70 c8824b78 c8acbf88
c8aca000 c8acbf50 c8acbf68 c025f319 00000000 c8824a70 c0113afe 00000000
Call Trace:
<c0115061> alloc_files+0x12/0x6d <c025f319> wait_for_completion+0x80/0xc3
<c0113afe> default_wake_function+0x0/0xc <c0113afe> default_wake_function+0x0/0xc
<c0116142> do_fork+0x13e/0x16e <c0101a83> sys_vfork+0x18/0x1c
<c0102b37> syscall_call+0x7/0xb
cron D 00000010 0 13952 3670 13953 14078 13951 (NOTLB)
c1cf1f14 c1cf0000 c0147d05 00000010 cbeedd20 00000001 000000d0 00000000
00000000 c8824570 00000000 a6e2cb40 000f4967 c8824070 c8824178 c1cf1f88
c1cf0000 c1cf1f50 c1cf1f68 c025f319 00000000 c8824070 c0113afe 00000000
Call Trace:
<c0147d05> cache_grow+0x101/0x15a <c025f319> wait_for_completion+0x80/0xc3
<c0113afe> default_wake_function+0x0/0xc <c0113afe> default_wake_function+0x0/0xc
<c0116142> do_fork+0x13e/0x16e <c0101a83> sys_vfork+0x18/0x1c
<c0102b37> syscall_call+0x7/0xb
cron S C8A99B48 0 13953 13952 (NOTLB)
c8a99b60 00000001 c71ea098 c8a99b48 c5519a90 55fe99c0 000f4a39 00000000
00000000 cb5e7ad0 00000000 58db05c0 000f4a39 c8824570 c8824678 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c021e032> dev_queue_xmit+0x1db/0x1e2
<c0242db0> tcp_ack_saw_tstamp+0x14/0x43 <c02432c8> tcp_clean_rtx_queue+0x2d2/0x3eb
<c0242e30> tcp_cong_avoid+0x15/0x25 <c0243803> tcp_ack+0x1cc/0x257
<c02452a9> tcp_rcv_established+0x125/0x599 <c02452b1> tcp_rcv_established+0x12d/0x599
<c024bfd5> tcp_v4_rcv+0x4fb/0x78b <c0113b3c> __wake_up_common+0x32/0x54
<c0235a4c> ip_local_deliver+0x192/0x19d <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c023ec7f> tcp_sendmsg+0x8f5/0x996 <c015fb10> touch_atime+0x65/0xa6
<c01326ee> do_generic_mapping_read+0x3f7/0x3ff <c0159dcd> core_sys_select+0x246/0x30a
<c0215f7f> sock_aio_write+0x53/0x61 <c014a5ff> do_sync_write+0xbb/0xf9
<c012604a> autoremove_wake_function+0x0/0x2d <c0159f2c> sys_select+0x9b/0x15c
<c014a722> vfs_write+0xe5/0x11e <c0102b37> syscall_call+0x7/0xb
cron S C11C2AB0 0 13954 13951 (NOTLB)
c87a5b60 c03b13e0 00000000 c11c2ab0 c5519590 58db05c0 000f4a39 007a1200
00000000 c8824570 00000000 58db05c0 000f4a39 c5519a90 c5519b98 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c021e032> dev_queue_xmit+0x1db/0x1e2 <c0238545> ip_output+0x19f/0x1d5
<c02388fe> ip_queue_xmit+0x383/0x3bb <c0135a84> buffered_rmqueue+0x12b/0x15a
<c0135bd8> get_page_from_freelist+0x7a/0x93 <c0135c38> __alloc_pages+0x47/0x260
<c02189da> sk_reset_timer+0xc/0x15 <c0247cb6> tcp_write_xmit+0x1e1/0x20a
<c0247cfd> __tcp_push_pending_frames+0x1e/0x6d <c023ec7f> tcp_sendmsg+0x8f5/0x996
<c015fb10> touch_atime+0x65/0xa6 <c01326ee> do_generic_mapping_read+0x3f7/0x3ff
<c0159dcd> core_sys_select+0x246/0x30a <c0215f7f> sock_aio_write+0x53/0x61
<c014a5ff> do_sync_write+0xbb/0xf9 <c012604a> autoremove_wake_function+0x0/0x2d
<c0159f2c> sys_select+0x9b/0x15c <c014a722> vfs_write+0xe5/0x11e
<c0102b37> syscall_call+0x7/0xb
cron D C1F75EEC 0 14078 3670 14079 14446 13952 (NOTLB)
c1f75f14 ffffffff c5519090 c1f75eec c025f225 c7b00778 00000000 c7b006f4
c7b006c8 c5519590 00000000 9a7bae00 000f4983 c5519090 c5519198 c1f75f88
c1f74000 c1f75f50 c1f75f68 c025f319 00000000 c5519090 c0113afe 00000000
Call Trace:
<c025f225> preempt_schedule+0x3e/0x54 <c025f319> wait_for_completion+0x80/0xc3
<c0113afe> default_wake_function+0x0/0xc <c0113afe> default_wake_function+0x0/0xc
<c0116142> do_fork+0x13e/0x16e <c0101a83> sys_vfork+0x18/0x1c
<c0102b37> syscall_call+0x7/0xb
cron S C2067B48 0 14079 14078 (NOTLB)
c2067b60 00000001 c71ea098 c2067b48 c4e43ab0 58db05c0 000f4a39 007a1200
00000000 c5519a90 00000000 58db05c0 000f4a39 c5519590 c5519698 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c021e032> dev_queue_xmit+0x1db/0x1e2
<c0242db0> tcp_ack_saw_tstamp+0x14/0x43 <c02432c8> tcp_clean_rtx_queue+0x2d2/0x3eb
<c0242e30> tcp_cong_avoid+0x15/0x25 <c0243803> tcp_ack+0x1cc/0x257
<c02452a9> tcp_rcv_established+0x125/0x599 <c02452b1> tcp_rcv_established+0x12d/0x599
<c024bfd5> tcp_v4_rcv+0x4fb/0x78b <c0113b3c> __wake_up_common+0x32/0x54
<c0235a4c> ip_local_deliver+0x192/0x19d <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c023ec7f> tcp_sendmsg+0x8f5/0x996 <c015fb10> touch_atime+0x65/0xa6
<c01326ee> do_generic_mapping_read+0x3f7/0x3ff <c0159dcd> core_sys_select+0x246/0x30a
<c0215f7f> sock_aio_write+0x53/0x61 <c014a5ff> do_sync_write+0xbb/0xf9
<c012604a> autoremove_wake_function+0x0/0x2d <c0159f2c> sys_select+0x9b/0x15c
<c014a722> vfs_write+0xe5/0x11e <c0102b37> syscall_call+0x7/0xb
cron D C6CC3F24 0 14446 3670 14447 14874 14078 (NOTLB)
c6cc3f14 00000282 c4e43ab0 c6cc3f24 c0115061 c0132e0b 00000002 c4e43bc0
0103f996 c4e43ab0 00000000 6e8a1800 000f49d7 c4e430b0 c4e431b8 c6cc3f88
c6cc2000 c6cc3f50 c6cc3f68 c025f319 00000000 c4e430b0 c0113afe 00000000
Call Trace:
<c0115061> alloc_files+0x12/0x6d <c0132e0b> filemap_nopage+0x17f/0x2cf
<c025f319> wait_for_completion+0x80/0xc3 <c0113afe> default_wake_function+0x0/0xc
<c0113afe> default_wake_function+0x0/0xc <c0116142> do_fork+0x13e/0x16e
<c0101a83> sys_vfork+0x18/0x1c <c0102b37> syscall_call+0x7/0xb
cron S C8A95B48 0 14447 14446 (NOTLB)
c8a95b60 00000001 c71ea098 c8a95b48 c08d8a90 58db05c0 000f4a39 007a1200
00000000 c5519590 00000000 58db05c0 000f4a39 c4e43ab0 c4e43bb8 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c021e032> dev_queue_xmit+0x1db/0x1e2 <c0238545> ip_output+0x19f/0x1d5
<c02388fe> ip_queue_xmit+0x383/0x3bb <c02189da> sk_reset_timer+0xc/0x15
<c0247cb6> tcp_write_xmit+0x1e1/0x20a <c0247cfd> __tcp_push_pending_frames+0x1e/0x6d
<c023ec7f> tcp_sendmsg+0x8f5/0x996 <c015fb10> touch_atime+0x65/0xa6
<c01326ee> do_generic_mapping_read+0x3f7/0x3ff <c0159dcd> core_sys_select+0x246/0x30a
<c0215f7f> sock_aio_write+0x53/0x61 <c014a5ff> do_sync_write+0xbb/0xf9
<c012604a> autoremove_wake_function+0x0/0x2d <c0159f2c> sys_select+0x9b/0x15c
<c014a722> vfs_write+0xe5/0x11e <c0102b37> syscall_call+0x7/0xb
cron D 00000020 0 14874 3670 14878 14875 14446 (NOTLB)
c1ed7f14 c7b004b4 c7b00488 00000020 0000007b 0000007b ffffff05 c01151f1
00000060 c08d3ad0 0001e848 55660340 000f4a39 c1932550 c1932658 c1ed7f88
c1ed6000 c1ed7f50 c1ed7f68 c025f319 00000000 c1932550 c0113afe 00000000
Call Trace:
<c01151f1> dup_fd+0x135/0x226 <c025f319> wait_for_completion+0x80/0xc3
<c0113afe> default_wake_function+0x0/0xc <c0113afe> default_wake_function+0x0/0xc
<c0116142> do_fork+0x13e/0x16e <c0101a83> sys_vfork+0x18/0x1c
<c0102b37> syscall_call+0x7/0xb
cron D C8039F24 0 14875 3670 14877 14876 14874 (NOTLB)
c8039f14 00000282 c08d3ad0 c8039f24 c0115061 cbeed4b0 cbeed4a0 c08d3be0
0110c56a c1932550 00000000 5556c100 000f4a39 c4e435b0 c4e436b8 c8039f88
c8038000 c8039f50 c8039f68 c025f319 00000000 c4e435b0 c0113afe 00000000
Call Trace:
<c0115061> alloc_files+0x12/0x6d <c025f319> wait_for_completion+0x80/0xc3
<c0113afe> default_wake_function+0x0/0xc <c0113afe> default_wake_function+0x0/0xc
<c0116142> do_fork+0x13e/0x16e <c0101a83> sys_vfork+0x18/0x1c
<c0102b37> syscall_call+0x7/0xb
cron D 00000010 0 14876 3670 14879 14875 (NOTLB)
ca09df14 ca09c000 c0147d05 00000010 cbeedd20 55a30c40 000f4a39 000f4240
00000000 c08d35d0 00000000 55a30c40 000f4a39 c1932a50 c1932b58 ca09df88
ca09c000 ca09df50 ca09df68 c025f319 00000000 c1932a50 c0113afe 00000000
Call Trace:
<c0147d05> cache_grow+0x101/0x15a <c025f319> wait_for_completion+0x80/0xc3
<c0113afe> default_wake_function+0x0/0xc <c0113afe> default_wake_function+0x0/0xc
<c0116142> do_fork+0x13e/0x16e <c0101a83> sys_vfork+0x18/0x1c
<c0102b37> syscall_call+0x7/0xb
cron S C05AFB48 0 14877 14875 (NOTLB)
c05afb60 00000001 c71ea098 c05afb48 c08d35d0 00000000 00000000 c9fbbd00
00000001 c883f530 00000000 5945d580 000f4a39 c08d3ad0 c08d3bd8 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c021e032> dev_queue_xmit+0x1db/0x1e2 <c0238545> ip_output+0x19f/0x1d5
<c02388fe> ip_queue_xmit+0x383/0x3bb <c02189da> sk_reset_timer+0xc/0x15
<c0247cb6> tcp_write_xmit+0x1e1/0x20a <c0247cfd> __tcp_push_pending_frames+0x1e/0x6d
<c023ec7f> tcp_sendmsg+0x8f5/0x996 <c015fb10> touch_atime+0x65/0xa6
<c01326ee> do_generic_mapping_read+0x3f7/0x3ff <c0159dcd> core_sys_select+0x246/0x30a
<c0215f7f> sock_aio_write+0x53/0x61 <c014a5ff> do_sync_write+0xbb/0xf9
<c012604a> autoremove_wake_function+0x0/0x2d <c0159f2c> sys_select+0x9b/0x15c
<c014a722> vfs_write+0xe5/0x11e <c0102b37> syscall_call+0x7/0xb
cron S C11C2AB0 0 14878 14874 (NOTLB)
c051bb60 c03b13e0 00000000 c11c2ab0 c08d30d0 5945d580 000f4a39 00e4e1c0
00000000 c08d3ad0 00000000 5945d580 000f4a39 c08d35d0 c08d36d8 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c021e032> dev_queue_xmit+0x1db/0x1e2 <c0238545> ip_output+0x19f/0x1d5
<c02388fe> ip_queue_xmit+0x383/0x3bb <c0135a84> buffered_rmqueue+0x12b/0x15a
<c0135bd8> get_page_from_freelist+0x7a/0x93 <c0135c38> __alloc_pages+0x47/0x260
<c0246ac4> tcp_transmit_skb+0x37e/0x39c <c0247cb6> tcp_write_xmit+0x1e1/0x20a
<c0247cfd> __tcp_push_pending_frames+0x1e/0x6d <c023ec7f> tcp_sendmsg+0x8f5/0x996
<c015fb10> touch_atime+0x65/0xa6 <c01326ee> do_generic_mapping_read+0x3f7/0x3ff
<c0159dcd> core_sys_select+0x246/0x30a <c0215f7f> sock_aio_write+0x53/0x61
<c014a5ff> do_sync_write+0xbb/0xf9 <c012604a> autoremove_wake_function+0x0/0x2d
<c0159f2c> sys_select+0x9b/0x15c <c014a722> vfs_write+0xe5/0x11e
<c0102b37> syscall_call+0x7/0xb
cron S C11C2AB0 0 14879 14876 (NOTLB)
c04b7b60 c03b13e0 00000000 c11c2ab0 cb5e7ad0 5945d580 000f4a39 00e4e1c0
00000000 c08d35d0 00000000 5945d580 000f4a39 c08d30d0 c08d31d8 7fffffff
00000000 00000000 00000040 c025f968 00000145 c023dc12 00000000 0000c4b0
Call Trace:
<c025f968> schedule_timeout+0x13/0x8d <c023dc12> tcp_poll+0x16/0x11f
<c0159b3e> do_select+0x2be/0x307 <c015978c> __pollwait+0x0/0x44
<c0113afe> default_wake_function+0x0/0xc <c0235de9> ip_rcv+0x392/0x3c1
<c025f13f> schedule+0x489/0x531 <c025f225> preempt_schedule+0x3e/0x54
<c021e032> dev_queue_xmit+0x1db/0x1e2 <c0238545> ip_output+0x19f/0x1d5
<c02388fe> ip_queue_xmit+0x383/0x3bb <c0135c38> __alloc_pages+0x47/0x260
<c013ce33> do_anonymous_page+0xb8/0x139 <c013d1bc> __handle_mm_fault+0xa5/0x183
<c0112386> do_page_fault+0x239/0x589 <c02189da> sk_reset_timer+0xc/0x15
<c0247cb6> tcp_write_xmit+0x1e1/0x20a <c0247cfd> __tcp_push_pending_frames+0x1e/0x6d
<c023ec7f> tcp_sendmsg+0x8f5/0x996 <c0113b3c> __wake_up_common+0x32/0x54
<c0159dcd> core_sys_select+0x246/0x30a <c0215f7f> sock_aio_write+0x53/0x61
<c025f282> preempt_schedule_irq+0x47/0x5e <c014a5ff> do_sync_write+0xbb/0xf9
<c012604a> autoremove_wake_function+0x0/0x2d <c0159f2c> sys_select+0x9b/0x15c
<c014a722> vfs_write+0xe5/0x11e <c0102b37> syscall_call+0x7/0xb


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2006-08-23 14:28:54

by Mark Hindley

[permalink] [raw]
Subject: Re: [2.6.1{5,6,7}at least] Multiple cron hang in fork on reboot

schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D C49A3EE4 0 5110 3591 5111 5423 4977 (NOTLB)
c49a3f0c ffffffff c90425b0 c49a3ee4 c0268d8e c49a3f0c c011642c 00000001
00000001 c7d47050 00000000 590c6640 000f42f7 c90425b0 c90426b8 c49a3f84
c49a2000 c49a3f48 c49a3f60 c0268e25 00000000 c90425b0 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 5111 5110 (NOTLB)
c70d3b50 00000020 c70d3b20 c024e109 c6e84a30 6951ee40 000f44e0 00000000
00000000 c0e8ead0 00000000 1c783500 000f4550 c225d030 c225d138 7fffffff
00000000 00000000 c70d3b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 00285AB6 0 5423 3591 5426 5424 5110 (NOTLB)
c71a5f0c c1159560 cae54b80 00285ab6 00000001 c71a5f0c c011642c c71a5ef8
00000001 cae54a70 00000000 3cc0e380 000f433d c9725a90 c9725b98 c71a5f84
c71a4000 c71a5f48 c71a5f60 c0268e25 00000000 c9725a90 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron D 002859BE 0 5424 3591 5425 5920 5423 (NOTLB)
c1a9df0c cbeed4b0 c6e84b40 002859be 00000001 35013f00 000f433d 00000000
00000000 cbc56090 00000000 35013f00 000f433d c9725590 c9725698 c1a9df84
c1a9c000 c1a9df48 c1a9df60 c0268e25 00000000 c9725590 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 5425 5424 (NOTLB)
c82afb50 00000020 c82afb20 c024e109 cae54a70 1c783500 000f4550 00000000
00000000 c225d030 00000000 1c783500 000f4550 c6e84a30 c6e84b38 7fffffff
00000000 00000000 c82afb80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron S C8245B20 0 5426 5423 (NOTLB)
c8245b50 c4dc0dc4 00000020 c8245b20 c6e84530 1c783500 000f4550 00000000
00000000 c6e84a30 00000000 1c783500 000f4550 cae54a70 cae54b78 7fffffff
00000000 00000000 c8245b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 0036EBEC 0 5920 3591 5921 6351 5424 (NOTLB)
c9bebf0c c1159560 c6e84640 0036ebec 00000001 c9bebf0c c011642c c9bebef8
00000001 c6e84530 00000000 e362d1c0 000f43ac c1b7fad0 c1b7fbd8 c9bebf84
c9bea000 c9bebf48 c9bebf60 c0268e25 00000000 c1b7fad0 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 5921 5920 (NOTLB)
cb315b50 00000020 cb315b20 c024e109 cae54570 1c783500 000f4550 00000000
00000000 cae54a70 00000000 1c783500 000f4550 c6e84530 c6e84638 7fffffff
00000000 00000000 cb315b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 0043A71E 0 6351 3591 6357 6352 5920 (NOTLB)
cb479f0c c1159560 c9f1b1c0 0043a71e 00000001 cb479f0c c011642c cb479ef8
00000001 c225d530 0001e848 bfd07340 000f440e c225da30 c225db38 cb479f84
cb478000 cb479f48 cb479f60 c0268e25 00000000 c225da30 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron D 0043A71E 0 6352 3591 6358 6353 6351 (NOTLB)
c7e2ff0c c1159560 c9f1b6c0 0043a71e 00000001 c7e2ff0c c011642c c7e2fef8
00000001 c9f1b0b0 00000000 bfd07340 000f440e c225d530 c225d638 c7e2ff84
c7e2e000 c7e2ff48 c7e2ff60 c0268e25 00000000 c225d530 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron D 0043A6B6 0 6353 3591 6356 6479 6352 (NOTLB)
c8103f0c cbeed4b0 cae54680 0043a6b6 00000001 c8103f0c c011642c c8103ef8
00000001 cae54570 00000000 bc5b70c0 000f440e c76b6050 c76b6158 c8103f84
c8102000 c8103f48 c8103f60 c0268e25 00000000 c76b6050 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6356 6353 (NOTLB)
c52c9b50 00000020 c52c9b20 c024e109 c9f1b0b0 1c783500 000f4550 00000000
00000000 c6e84530 00000000 1c783500 000f4550 cae54570 cae54678 7fffffff
00000000 00000000 c52c9b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6357 6351 (NOTLB)
c8a9db50 00000020 c8a9db20 c024e109 c9f1b5b0 1c783500 000f4550 00000000
00000000 cae54570 00000000 1c783500 000f4550 c9f1b0b0 c9f1b1b8 7fffffff
00000000 00000000 c8a9db80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6358 6352 (NOTLB)
ca03db50 00000020 ca03db20 c024e109 c9cb4550 1c783500 000f4550 00000000
00000000 c9f1b0b0 00000000 1c783500 000f4550 c9f1b5b0 c9f1b6b8 7fffffff
00000000 00000000 ca03db80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 00474DD8 0 6479 3591 6481 6480 6353 (NOTLB)
c879df0c cbe4aaf4 c9cb4660 00474dd8 00000001 a4271600 000f442a 004c4b40
00000000 c9cb4a50 00000000 a4271600 000f442a c6e84030 c6e84138 c879df84
c879c000 c879df48 c879df60 c0268e25 00000000 c6e84030 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron D 000000D0 0 6480 3591 6482 6672 6479 (NOTLB)
c82b9f0c cbeedc60 00000001 000000d0 00000000 a4a12800 000f442a 002dc6c0
00000000 c9cb4550 00000000 a4a12800 000f442a c9cb4a50 c9cb4b58 c82b9f84
c82b8000 c82b9f48 c82b9f60 c0268e25 00000000 c9cb4a50 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6481 6479 (NOTLB)
c72a5b50 00000020 c72a5b20 c024e109 c9cb4050 1c783500 000f4550 00000000
00000000 c9f1b5b0 00000000 1c783500 000f4550 c9cb4550 c9cb4658 7fffffff
00000000 00000000 c72a5b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron S C86FDB20 0 6482 6480 (NOTLB)
c86fdb50 ca702104 00000020 c86fdb20 c7e53a70 1c783500 000f4550 00000000
00000000 c9cb4550 00000000 1c783500 000f4550 c9cb4050 c9cb4158 7fffffff
00000000 00000000 c86fdb80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 004CC0B0 0 6672 3591 6673 6902 6480 (NOTLB)
c4bf9f0c 1ab763ca c7e53b80 004cc0b0 00000001 c4bf9f0c c011642c c4bf9ef8
00000001 c7e53a70 00022e09 8e5c11c0 000f4454 c7e53070 c7e53178 c4bf9f84
c4bf8000 c4bf9f48 c4bf9f60 c0268e25 00000000 c7e53070 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6673 6672 (NOTLB)
c7c3db50 00000020 c7c3db20 c024e109 c957aa30 1c783500 000f4550 00000000
00000000 c9cb4050 00000000 1c783500 000f4550 c7e53a70 c7e53b78 7fffffff
00000000 00000000 c7c3db80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 0051EB36 0 6902 3591 6903 6967 6672 (NOTLB)
c1685f0c c1159560 c957ab40 0051eb36 00000001 c1685f0c c011642c c1685ef8
00000001 c957aa30 00000000 8d7ce340 000f447e c72c50d0 c72c51d8 c1685f84
c1684000 c1685f48 c1685f60 c0268e25 00000000 c72c50d0 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6903 6902 (NOTLB)
c735fb50 00000020 c735fb20 c024e109 c7e53570 1c783500 000f4550 00000000
00000000 c7e53a70 00000000 1c783500 000f4550 c957aa30 c957ab38 7fffffff
00000000 00000000 c735fb80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 0053B800 0 6967 3591 6968 7396 6902 (NOTLB)
c19a3f0c c1159560 c7e53680 0053b800 00000001 83529f00 000f448c 00000000
00000000 cbc56090 00000000 83529f00 000f448c c72f1a90 c72f1b98 c19a3f84
c19a2000 c19a3f48 c19a3f60 c0268e25 00000000 c72f1a90 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 6968 6967 (NOTLB)
c0617b50 00000020 c0617b20 c024e109 c4922a70 1c783500 000f4550 00000000
00000000 c957aa30 00000000 1c783500 000f4550 c7e53570 c7e53678 7fffffff
00000000 00000000 c0617b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 005E7220 0 7396 3591 7399 7397 6967 (NOTLB)
c8a65f0c c1159560 c4922180 005e7220 00000001 c8a65f0c c011642c c8a65ef8
00000001 c4922070 0001e848 632e4680 000f44e0 c72f1590 c72f1698 c8a65f84
c8a64000 c8a65f48 c8a65f60 c0268e25 00000000 c72f1590 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron D 005E720C 0 7397 3591 7398 7560 7396 (NOTLB)
c7f5ff0c c1159560 c4922b80 005e720c 00000001 c7f5ff0c c011642c c7f5fef8
00000001 c4922a70 00000000 6295b000 000f44e0 c4922570 c4922678 c7f5ff84
c7f5e000 c7f5ff48 c7f5ff60 c0268e25 00000000 c4922570 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 7398 7397 (NOTLB)
c8a91b50 00000020 c8a91b20 c024e109 c4922070 1c783500 000f4550 00000000
00000000 c7e53570 00000000 1c783500 000f4550 c4922a70 c4922b78 7fffffff
00000000 00000000 c8a91b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron S CA775B20 0 7399 7396 (NOTLB)
ca775b50 c9f0dda4 00000020 ca775b20 c9e8ea30 1c783500 000f4550 00000000
00000000 c4922a70 00000000 1c783500 000f4550 c4922070 c4922178 7fffffff
00000000 00000000 ca775b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 0062014E 0 7560 3591 7561 7992 7397 (NOTLB)
cafa3f0c c1159560 c9e8eb40 0062014e 00000001 cafa3f0c c011642c cafa3ef8
00000001 c9e8ea30 00000000 43b45940 000f44fc c9a46090 c9a46198 cafa3f84
cafa2000 cafa3f48 cafa3f60 c0268e25 00000000 c9a46090 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 7561 7560 (NOTLB)
c237fb50 00000020 c237fb20 c024e109 c9725090 1c783500 000f4550 00000000
00000000 c4922070 00000000 1c783500 000f4550 c9e8ea30 c9e8eb38 7fffffff
00000000 00000000 c237fb80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb
cron D 006CEF94 0 7992 3591 7993 7560 (NOTLB)
c4993f0c c1159560 c0e8ebe0 006cef94 00000001 c4993f0c c011642c c4993ef8
00000001 c0e8ead0 00000000 1c68f2c0 000f4550 c72c55d0 c72c56d8 c4993f84
c4992000 c4993f48 c4993f60 c0268e25 00000000 c72c55d0 c0114e24 00000000
Call Trace:
<c0268e25> wait_for_completion+0x80/0xc3 <c011751e> do_fork+0x140/0x170
<c0101aa9> sys_vfork+0x19/0x1b <c0102b97> syscall_call+0x7/0xb
cron S C024E109 0 7993 7992 (NOTLB)
c03c7b50 00000020 c03c7b20 c024e109 c7f97160 c86f2f24 c03c7b4c c024e8de
8ce42d00 c708d070 00000000 1c783500 000f4550 c0e8ead0 c0e8ebd8 7fffffff
00000000 00000000 c03c7b80 c026947c c0246cc5 00000000 0000c4b0 00000000
Call Trace:
<c026947c> schedule_timeout+0x16/0x91 <c015c979> do_select+0x383/0x3d2
<c015cc14> core_sys_select+0x24c/0x30e <c015cd66> sys_select+0x90/0x13d
<c0102b97> syscall_call+0x7/0xb


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