From: "Toralf Förster" <toralf.foerster@gmx.de>
To: richard -rw- weinberger <richard.weinberger@gmail.com>
Cc: "user-mode-linux-devel@lists.sourceforge.net"
<user-mode-linux-devel@lists.sourceforge.net>
Subject: Re: [uml-devel] WARNING: at mm/mmap.c:2757 exit_mmap+0x161/0x170()
Date: Mon, 13 May 2013 20:00:59 +0200 [thread overview]
Message-ID: <51912A5B.6000001@gmx.de> (raw)
In-Reply-To: <CAFLxGvx-saWcJ+JCubUBAVT70OSMZDYNETqiNijJgXeqCPwwUA@mail.gmail.com>
On 05/13/2013 09:12 AM, richard -rw- weinberger wrote:
> This looks like another issue.
> Are you testing process_vm_writev() with trinity?
Yes, I use trinity for that
Well, with stub2 + strnlen I do now have the following situations :
Stressing a 32 bit Gentoo Linux with trinity firing up only the syscall process_vm_writev() gives after few minutes :
2013-05-13T18:59:01.000+02:00 trinity cron[1030]: (root) CMD (rm -f /var/spool/cron/lastrun/cron.hourly)
2013-05-13T19:00:01.349+02:00 trinity kernel: trinity-child0 invoked oom-killer: gfp_mask=0x201da, order=0, oom_score_adj=500
2013-05-13T19:00:01.349+02:00 trinity kernel: CPU: 0 PID: 1028 Comm: trinity-child0 Not tainted 3.10.0-rc1-00036-g05d129d #9
2013-05-13T19:00:01.349+02:00 trinity kernel: 40e87b2c 40e87b88 0835c79d 41e28b3c 41e287b0 000201da 00000000 000001f4
2013-05-13T19:00:01.349+02:00 trinity kernel: 08443920 40e87b5c 08071dfe 00000000 40e87b68 083614bc 00000001 40e87b88
2013-05-13T19:00:01.349+02:00 trinity kernel: 08278d25 08443920 00000001 40e80000 41e28600 41e28600 41e28600 40e87bcc 40e87b00: [<08060cff>] show_stack+0xcf/0x100
2013-05-13T19:00:01.349+02:00 trinity kernel: 40e87b24: [<0835ed79>] dump_stack+0x26/0x28
2013-05-13T19:00:01.349+02:00 trinity kernel: 40e87b34: [<0835c79d>] dump_header.isra.12+0x93/0x1c8
2013-05-13T19:00:01.349+02:00 trinity kernel: 40e87b8c: [<080ce620>] oom_kill_process+0x60/0x310
2013-05-13T19:00:01.349+02:00 trinity kernel: 40e87bd0: [<080cedcd>] out_of_memory+0x2bd/0x320
2013-05-13T19:00:01.349+02:00 trinity kernel: 40e87c1c: [<080d2258>] __alloc_pages_nodemask+0x628/0x750
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87ca8: [<080cbc6b>] filemap_fault+0x32b/0x480
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87cf0: [<080e3d6e>] __do_fault+0x9e/0x450
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87d4c: [<080e68ca>] handle_pte_fault+0x2aa/0x780
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87da4: [<080e6e6c>] handle_mm_fault+0xcc/0xe0
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87dd8: [<08061d57>] handle_page_fault+0x127/0x280
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87e1c: [<08061f86>] segv+0xa6/0x2b0
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87ecc: [<08062203>] segv_handler+0x73/0x80
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87ef4: [<0807503a>] userspace+0x30a/0x590
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87fec: [<0805f7fc>] fork_handler+0x6c/0x70
2013-05-13T19:00:02.116+02:00 trinity kernel: 40e87ffc: [<00000000>] 0x0
2013-05-13T19:00:01.000+02:00 trinity cron[1033]: (root) CMD (test -x /usr/sbin/run-crons && /usr/sbin/run-crons)
2013-05-13T19:00:02.151+02:00 trinity kernel:
2013-05-13T19:00:02.151+02:00 trinity kernel: Mem-Info:
2013-05-13T19:00:02.151+02:00 trinity kernel: Normal per-cpu:
2013-05-13T19:00:02.151+02:00 trinity kernel: CPU 0: hi: 186, btch: 31 usd: 56
2013-05-13T19:00:02.151+02:00 trinity kernel: active_anon:107921 inactive_anon:107946 isolated_anon:0
2013-05-13T19:00:02.151+02:00 trinity kernel: active_file:38 inactive_file:431 isolated_file:0
2013-05-13T19:00:02.151+02:00 trinity kernel: unevictable:0 dirty:0 writeback:37542 unstable:0
2013-05-13T19:00:02.151+02:00 trinity kernel: free:923 slab_reclaimable:408 slab_unreclaimable:6561
2013-05-13T19:00:02.151+02:00 trinity kernel: mapped:433 shmem:355 pagetables:326 bounce:0
2013-05-13T19:00:02.151+02:00 trinity kernel: free_cma:0
2013-05-13T19:00:02.162+02:00 trinity kernel: Normal free:3692kB min:3796kB low:4744kB high:5692kB active_anon:431684kB inactive_anon:431784kB active_file:152kB inactive_file:1724kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:950896kB managed:900876kB mlocked:0kB dirty:0kB writeback:150168kB mapped:1732kB shmem:1420kB slab_reclaimable:1632kB slab_unreclaimable:26244kB kernel_stack:1568kB pagetables:1304kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:322 all_unreclaimable? yes
2013-05-13T19:00:02.162+02:00 trinity kernel: lowmem_reserve[]: 0 0
2013-05-13T19:00:02.162+02:00 trinity kernel: Normal: 5*4kB (UEM) 43*8kB (UEM) 8*16kB (UM) 8*32kB (UEM) 6*64kB (EM) 18*128kB (M) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3692kB
2013-05-13T19:00:02.162+02:00 trinity kernel: 38595 total pagecache pages
2013-05-13T19:00:02.162+02:00 trinity kernel: 37759 pages in swap cache
2013-05-13T19:00:02.162+02:00 trinity kernel: Swap cache stats: add 65561, delete 27802, find 25/28
2013-05-13T19:00:02.162+02:00 trinity kernel: Free swap = 0kB
2013-05-13T19:00:02.162+02:00 trinity kernel: Total swap = 262140kB
2013-05-13T19:00:02.162+02:00 trinity kernel: 237724 pages RAM
2013-05-13T19:00:02.162+02:00 trinity kernel: 12505 pages reserved
2013-05-13T19:00:02.169+02:00 trinity kernel: 262899 pages shared
2013-05-13T19:00:02.169+02:00 trinity kernel: 223402 pages non-shared
2013-05-13T19:00:02.169+02:00 trinity kernel: [ pid ] uid tgid total_vm rss nr_ptes swapents oom_score_adj name
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 445] 0 445 2242 0 6 73 -1000 udevd
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 869] 0 869 1076 0 4 39 0 syslog-ng
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 870] 0 870 1827 0 5 138 0 syslog-ng
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 884] 0 884 1334 0 5 805 0 haveged
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 898] 0 898 531 0 4 15 0 rngd
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 947] 0 947 596 0 4 28 0 dhcpcd
2013-05-13T19:00:02.169+02:00 trinity kernel: [ 963] 0 963 1289 0 5 84 -1000 sshd
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 991] 0 991 1133 6 5 25 0 cron
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1008] 0 1008 599 0 4 27 0 agetty
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1009] 0 1009 2088 1 5 147 0 sshd
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1012] 0 1012 545 0 4 17 0 tail
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1019] 0 1019 2088 1 5 145 0 sshd
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1021] 1000 1021 2088 89 5 122 0 sshd
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1022] 1000 1022 855 0 4 36 0 bash
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1025] 1000 1025 4141 353 6 1049 0 trinity
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1026] 1000 1026 4141 10 5 1042 0 trinity-watchdo
2013-05-13T19:00:02.180+02:00 trinity kernel: [ 1027] 1000 1027 4141 2 5 1053 0 trinity-main
2013-05-13T19:00:02.189+02:00 trinity kernel: [ 1028] 1000 1028 245051 178095 241 63858 500 trinity-child0
2013-05-13T19:00:02.189+02:00 trinity kernel: Out of memory: Kill process 1028 (trinity-child0) score 1331 or sacrifice child
2013-05-13T19:00:02.189+02:00 trinity kernel: Killed process 1028 (trinity-child0) total-vm:980204kB, anon-rss:710876kB, file-rss:1504kB
2013-05-13T19:01:20.426+02:00 trinity kernel: sshd invoked oom-killer: gfp_mask=0x201da, order=0, oom_score_adj=0
2013-05-13T19:01:20.426+02:00 trinity kernel: CPU: 0 PID: 1021 Comm: sshd Not tainted 3.10.0-rc1-00036-g05d129d #9
2013-05-13T19:01:20.426+02:00 trinity kernel: 40c5fb2c 40c5fb88 0835c79d 41f4af3c 41f4abb0 000201da 00000000 00000000
2013-05-13T19:01:20.426+02:00 trinity kernel: 08443920 40c5fb5c 08071dfe 00000000 40c5fb68 083614bc 00000001 40c5fb88
2013-05-13T19:01:20.426+02:00 trinity kernel: 08278d25 08443920 00000001 40c58000 41e28600 41e28600 41e28600 40c5fbcc 40c5fb00: [<08060cff>] show_stack+0xcf/0x100
2013-05-13T19:01:20.426+02:00 trinity kernel: 40c5fb24: [<0835ed79>] dump_stack+0x26/0x28
2013-05-13T19:01:20.426+02:00 trinity kernel: 40c5fb34: [<0835c79d>] dump_header.isra.12+0x93/0x1c8
2013-05-13T19:01:20.426+02:00 trinity kernel: 40c5fb8c: [<080ce620>] oom_kill_process+0x60/0x310
2013-05-13T19:01:20.426+02:00 trinity kernel: 40c5fbd0: [<080cedcd>] out_of_memory+0x2bd/0x320
2013-05-13T19:01:20.426+02:00 trinity kernel: 40c5fc1c: [<080d2258>] __alloc_pages_nodemask+0x628/0x750
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fca8: [<080cbc6b>] filemap_fault+0x32b/0x480
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fcf0: [<080e3d6e>] __do_fault+0x9e/0x450
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fd4c: [<080e68ca>] handle_pte_fault+0x2aa/0x780
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fda4: [<080e6e6c>] handle_mm_fault+0xcc/0xe0
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fdd8: [<08061d57>] handle_page_fault+0x127/0x280
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fe1c: [<08061f86>] segv+0xa6/0x2b0
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fecc: [<08062203>] segv_handler+0x73/0x80
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fef4: [<0807503a>] userspace+0x30a/0x590
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5ffec: [<0805f7fc>] fork_handler+0x6c/0x70
2013-05-13T19:01:20.559+02:00 trinity kernel: 40c5fffc: [<00000000>] 0x0
2013-05-13T19:01:20.568+02:00 trinity kernel:
2013-05-13T19:01:20.568+02:00 trinity kernel: Mem-Info:
2013-05-13T19:01:20.568+02:00 trinity kernel: Normal per-cpu:
2013-05-13T19:01:20.568+02:00 trinity kernel: CPU 0: hi: 186, btch: 31 usd: 30
2013-05-13T19:01:20.568+02:00 trinity kernel: active_anon:108197 inactive_anon:108240 isolated_anon:0
2013-05-13T19:01:20.568+02:00 trinity kernel: active_file:11 inactive_file:320 isolated_file:32
2013-05-13T19:01:20.568+02:00 trinity kernel: unevictable:0 dirty:0 writeback:34549 unstable:0
2013-05-13T19:01:20.568+02:00 trinity kernel: free:946 slab_reclaimable:401 slab_unreclaimable:6107
2013-05-13T19:01:20.568+02:00 trinity kernel: mapped:399 shmem:353 pagetables:329 bounce:0
2013-05-13T19:01:20.568+02:00 trinity kernel: free_cma:0
2013-05-13T19:01:20.580+02:00 trinity kernel: Normal free:3784kB min:3796kB low:4744kB high:5692kB active_anon:432788kB inactive_anon:432960kB active_file:44kB inactive_file:1280kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:950896kB managed:900876kB mlocked:0kB dirty:0kB writeback:138196kB mapped:1596kB shmem:1412kB slab_reclaimable:1604kB slab_unreclaimable:24428kB kernel_stack:1568kB pagetables:1316kB unstable:0kB bounce:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1077 all_unreclaimable? yes
2013-05-13T19:01:20.580+02:00 trinity kernel: lowmem_reserve[]: 0 0
2013-05-13T19:01:20.580+02:00 trinity kernel: Normal: 16*4kB (U) 3*8kB (U) 5*16kB (M) 9*32kB (M) 10*64kB (UM) 21*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3784kB
2013-05-13T19:01:20.580+02:00 trinity kernel: 35426 total pagecache pages
2013-05-13T19:01:20.580+02:00 trinity kernel: 34714 pages in swap cache
2013-05-13T19:01:20.580+02:00 trinity kernel: Swap cache stats: add 129644, delete 94930, find 500/605
2013-05-13T19:01:20.580+02:00 trinity kernel: Free swap = 0kB
2013-05-13T19:01:20.580+02:00 trinity kernel: Total swap = 262140kB
2013-05-13T19:01:20.580+02:00 trinity kernel: 237724 pages RAM
2013-05-13T19:01:20.580+02:00 trinity kernel: 12505 pages reserved
2013-05-13T19:01:20.589+02:00 trinity kernel: 262528 pages shared
2013-05-13T19:01:20.589+02:00 trinity kernel: 223425 pages non-shared
2013-05-13T19:01:20.589+02:00 trinity kernel: [ pid ] uid tgid total_vm rss nr_ptes swapents oom_score_adj name
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 445] 0 445 2242 0 6 73 -1000 udevd
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 869] 0 869 1076 0 4 39 0 syslog-ng
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 870] 0 870 1827 38 5 100 0 syslog-ng
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 884] 0 884 1334 0 5 805 0 haveged
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 898] 0 898 531 5 4 10 0 rngd
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 947] 0 947 596 0 4 28 0 dhcpcd
2013-05-13T19:01:20.589+02:00 trinity kernel: [ 963] 0 963 1289 0 5 84 -1000 sshd
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 991] 0 991 1133 9 5 22 0 cron
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1008] 0 1008 599 0 4 27 0 agetty
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1009] 0 1009 2088 32 5 121 0 sshd
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1012] 0 1012 545 8 4 9 0 tail
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1019] 0 1019 2088 0 5 145 0 sshd
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1021] 1000 1021 2088 46 5 122 0 sshd
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1022] 1000 1022 855 0 4 36 0 bash
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1025] 1000 1025 4141 2 6 1049 0 trinity
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1026] 1000 1026 4141 11 5 1041 0 trinity-watchdo
2013-05-13T19:01:20.601+02:00 trinity kernel: [ 1027] 1000 1027 4141 8 5 1047 0 trinity-main
2013-05-13T19:01:20.611+02:00 trinity kernel: [ 1031] 1000 1031 248890 181640 244 63945 500 trinity-child0
2013-05-13T19:01:20.611+02:00 trinity kernel: Out of memory: Kill process 1031 (trinity-child0) score 1344 or sacrifice child
2013-05-13T19:01:20.611+02:00 trinity kernel: Killed process 1031 (trinity-child0) total-vm:995560kB, anon-rss:724988kB, file-rss:1572kB
2013-05-13T19:02:02.000+02:00 trinity sshd[1045]: pam_unix(sshd:session): session opened for user root by (uid=0)
2013-05-13T19:02:02.000+02:00 trinity shutdown[1048]: shutting down for system halt
2013-05-13T19:02:02.000+02:00 trinity sshd[1045]: pam_unix(sshd:session): session closed for user root
Stressing the image w/ trinity with all available syscall except process_vm_writev() often gives for the syscall mremap():
2013-05-13T19:15:28.000+02:00 trinity sshd[1027]: pam_unix(sshd:session): session opened for user root by (uid=0)
2013-05-13T19:16:10.789+02:00 trinity kernel: Stub registers -
2013-05-13T19:16:10.789+02:00 trinity kernel: 0 - 100000
2013-05-13T19:16:10.789+02:00 trinity kernel: 1 - 300000
2013-05-13T19:16:10.789+02:00 trinity kernel: 2 - 0
2013-05-13T19:16:10.789+02:00 trinity kernel: 3 - 0
2013-05-13T19:16:10.789+02:00 trinity kernel: 4 - 0
2013-05-13T19:16:10.789+02:00 trinity kernel: 5 - 0
2013-05-13T19:16:10.789+02:00 trinity kernel: 6 - 0
2013-05-13T19:16:10.789+02:00 trinity kernel: 7 - 7b
2013-05-13T19:16:10.789+02:00 trinity kernel: 8 - 7b
2013-05-13T19:16:10.793+02:00 trinity kernel: 9 - 0
2013-05-13T19:16:10.793+02:00 trinity kernel: 10 - 33
2013-05-13T19:16:10.793+02:00 trinity kernel: 11 - ffffffff
2013-05-13T19:16:10.793+02:00 trinity kernel: 12 - 1000c3
2013-05-13T19:16:10.793+02:00 trinity kernel: 13 - 73
2013-05-13T19:16:10.793+02:00 trinity kernel: 14 - 10206
2013-05-13T19:16:10.793+02:00 trinity kernel: 15 - 101028
2013-05-13T19:16:10.793+02:00 trinity kernel: 16 - 7b
2013-05-13T19:16:10.793+02:00 trinity kernel: wait_stub_done : failed to wait for SIGTRAP, pid = 29533, n = 29533, errno = 0, status = 0xb7f
2013-05-13T19:18:42.388+02:00 trinity kernel: INFO: task trinity-child0:1035 blocked for more than 120 seconds.
2013-05-13T19:18:42.388+02:00 trinity kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
2013-05-13T19:18:42.388+02:00 trinity kernel: trinity-child0 D 40001282 0 1035 1023 0x00000002
2013-05-13T19:18:42.388+02:00 trinity kernel: 08438acc 00000001 00000000 402579e4 0805f98f 4025baac 08438acc 40250000
2013-05-13T19:18:42.388+02:00 trinity kernel: 4025b600 40257a14 0836071c 4025b600 08438620 00000001 080fad7d 083649c0
2013-05-13T19:18:42.388+02:00 trinity kernel: 000000bb 40250000 400aa94c 400aa948 4025b600 40257a28 083607b5 40257a28 402579d0: [<0805f98f>] __switch_to+0x5f/0x100
2013-05-13T19:18:42.388+02:00 trinity kernel: 402579e8: [<0836071c>] __schedule+0x32c/0x370
2013-05-13T19:18:42.388+02:00 trinity kernel: 40257a18: [<083607b5>] schedule+0x55/0x60
2013-05-13T19:18:42.388+02:00 trinity kernel: 40257a2c: [<08361337>] __down_write_nested+0x67/0xb0
2013-05-13T19:18:42.388+02:00 trinity kernel: 40257a60: [<08361399>] __down_write+0x19/0x1b
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257a70: [<0835ff71>] down_write+0x11/0x13
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257a7c: [<0814cc9a>] do_coredump+0x16a/0x1090
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257b48: [<0808c943>] get_signal_to_deliver+0x553/0x580
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257b74: [<08060adc>] kern_do_signal+0x28c/0x370
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257c4c: [<08060bdd>] do_signal+0x1d/0x20
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257c58: [<08061ed8>] fatal_sigsegv+0x28/0x30
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257c6c: [<080749fb>] wait_stub_done+0xeb/0x100
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257c98: [<08073edf>] run_syscall_stub+0x16f/0x2c0
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257ccc: [<080744ef>] unmap+0xff/0x110
2013-05-13T19:18:42.392+02:00 trinity kernel: 40257d14: [<080610c4>] do_ops+0xa4/0x150
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257d54: [<0806168e>] fix_range_common+0x46e/0x4b0
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257dd4: [<080619ee>] flush_tlb_mm_range+0x2e/0x30
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257dec: [<080e8cab>] unmap_region+0xcb/0xe0
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257e28: [<080ea951>] do_munmap+0x231/0x2a0
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257e60: [<080ecf53>] SyS_mremap+0x263/0x480
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257eac: [<08062ac2>] handle_syscall+0x82/0xb0
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257ef4: [<0807519d>] userspace+0x46d/0x590
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257fec: [<0805f7fc>] fork_handler+0x6c/0x70
2013-05-13T19:18:42.396+02:00 trinity kernel: 40257ffc: [<00000000>] 0x0
2013-05-13T19:18:42.396+02:00 trinity kernel:
2013-05-13T19:20:01.000+02:00 trinity cron[1038]: (root) CMD (test -x /usr/sbin/run-crons && /usr/sbin/run-crons)
2013-05-13T19:20:42.383+02:00 trinity kernel: INFO: task trinity-child0:1035 blocked for more than 120 seconds.
2013-05-13T19:20:42.383+02:00 trinity kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
2013-05-13T19:20:42.383+02:00 trinity kernel: trinity-child0 D 40001282 0 1035 1023 0x00000002
2013-05-13T19:20:42.383+02:00 trinity kernel: 08438acc 00000001 00000000 402579e4 0805f98f 4025baac 08438acc 40250000
2013-05-13T19:20:42.383+02:00 trinity kernel: 4025b600 40257a14 0836071c 4025b600 08438620 00000001 080fad7d 083649c0
2013-05-13T19:20:42.383+02:00 trinity kernel: 000000bb 40250000 400aa94c 400aa948 4025b600 40257a28 083607b5 40257a28 402579d0: [<0805f98f>] __switch_to+0x5f/0x100
2013-05-13T19:20:42.383+02:00 trinity kernel: 402579e8: [<0836071c>] __schedule+0x32c/0x370
2013-05-13T19:20:42.383+02:00 trinity kernel: 40257a18: [<083607b5>] schedule+0x55/0x60
2013-05-13T19:20:42.383+02:00 trinity kernel: 40257a2c: [<08361337>] __down_write_nested+0x67/0xb0
2013-05-13T19:20:42.383+02:00 trinity kernel: 40257a60: [<08361399>] __down_write+0x19/0x1b
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257a70: [<0835ff71>] down_write+0x11/0x13
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257a7c: [<0814cc9a>] do_coredump+0x16a/0x1090
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257b48: [<0808c943>] get_signal_to_deliver+0x553/0x580
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257b74: [<08060adc>] kern_do_signal+0x28c/0x370
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257c4c: [<08060bdd>] do_signal+0x1d/0x20
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257c58: [<08061ed8>] fatal_sigsegv+0x28/0x30
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257c6c: [<080749fb>] wait_stub_done+0xeb/0x100
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257c98: [<08073edf>] run_syscall_stub+0x16f/0x2c0
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257ccc: [<080744ef>] unmap+0xff/0x110
2013-05-13T19:20:42.387+02:00 trinity kernel: 40257d14: [<080610c4>] do_ops+0xa4/0x150
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257d54: [<0806168e>] fix_range_common+0x46e/0x4b0
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257dd4: [<080619ee>] flush_tlb_mm_range+0x2e/0x30
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257dec: [<080e8cab>] unmap_region+0xcb/0xe0
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257e28: [<080ea951>] do_munmap+0x231/0x2a0
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257e60: [<080ecf53>] SyS_mremap+0x263/0x480
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257eac: [<08062ac2>] handle_syscall+0x82/0xb0
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257ef4: [<0807519d>] userspace+0x46d/0x590
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257fec: [<0805f7fc>] fork_handler+0x6c/0x70
2013-05-13T19:20:42.392+02:00 trinity kernel: 40257ffc: [<00000000>] 0x0
2013-05-13T19:20:42.392+02:00 trinity kernel:
And stressing the image with all syscalls except process_vm_writev() and mremap()
runs now for a while w/o any interesting things.
--
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
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next prev parent reply other threads:[~2013-05-13 18:07 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-12 15:47 [uml-devel] WARNING: at mm/mmap.c:2757 exit_mmap+0x161/0x170() Toralf Förster
2013-05-12 15:58 ` richard -rw- weinberger
2013-05-12 16:08 ` Toralf Förster
2013-05-12 16:10 ` richard -rw- weinberger
2013-05-12 16:31 ` richard -rw- weinberger
2013-05-12 18:13 ` Toralf Förster
2013-05-12 18:45 ` Toralf Förster
2013-05-12 19:45 ` richard -rw- weinberger
2013-05-12 19:53 ` Toralf Förster
2013-05-12 19:56 ` richard -rw- weinberger
2013-05-12 20:29 ` Toralf Förster
2013-05-12 20:31 ` richard -rw- weinberger
2013-05-12 21:28 ` richard -rw- weinberger
2013-05-12 22:13 ` Toralf Förster
2013-05-13 7:12 ` richard -rw- weinberger
2013-05-13 18:00 ` Toralf Förster [this message]
2013-05-15 19:06 ` Toralf Förster
2013-05-15 19:11 ` richard -rw- weinberger
2013-05-15 19:30 ` Toralf Förster
2013-05-15 19:30 ` Toralf Förster
2013-05-15 19:35 ` richard -rw- weinberger
2013-05-15 19:35 ` richard -rw- weinberger
2013-05-17 10:00 ` richard -rw- weinberger
2013-05-17 10:00 ` richard -rw- weinberger
2013-05-17 12:22 ` richard -rw- weinberger
2013-05-17 12:22 ` richard -rw- weinberger
2013-05-17 14:28 ` Toralf Förster
2013-05-17 14:28 ` Toralf Förster
2013-05-17 14:50 ` Richard RW. Weinberger
2013-05-17 14:50 ` Richard RW. Weinberger
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