[25505] 0 25505 6608 4542 19 3 0 -1000 blkid [25506] 0 25506 6982 4930 20 3 0 -1000 blkid [25508] 0 25508 7212 5137 21 3 0 -1000 blkid INFO: task syz-executor.5:2978 blocked for more than 140 seconds. [25509] 0 25509 6778 4741 20 3 0 -1000 blkid Not tainted 4.14.138+ #31 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [25510] 0 25510 6726 4675 20 3 0 -1000 blkid syz-executor.5 D25312 2978 2977 0x00000000 [25511] 0 25511 6664 4608 19 3 0 -1000 blkid Call Trace: [25512] 0 25512 7066 5003 21 3 0 -1000 blkid [25514] 0 25514 6602 4541 19 3 0 -1000 blkid [25515] 0 25515 6696 4610 19 3 0 -1000 blkid [25516] 0 25516 6916 4873 20 3 0 -1000 blkid [25517] 0 25517 7018 4925 21 3 0 -1000 blkid [25518] 0 25518 6760 4676 20 3 0 -1000 blkid [25519] 0 25519 6702 4664 20 3 0 -1000 blkid schedule+0x92/0x1c0 kernel/sched/core.c:3498 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3556 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x595/0x13e0 kernel/locking/mutex.c:893 [25520] 0 25520 6946 4873 22 3 0 -1000 blkid [25521] 0 25521 6472 4409 20 3 0 -1000 blkid xt_find_table_lock+0x35/0x3d0 net/netfilter/x_tables.c:1092 get_info+0x11b/0x580 net/ipv4/netfilter/arp_tables.c:801 do_arpt_get_ctl+0x333/0x6a0 net/ipv4/netfilter/arp_tables.c:1479 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x68/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1566 [inline] ip_getsockopt+0x118/0x160 net/ipv4/ip_sockglue.c:1551 tcp_getsockopt net/ipv4/tcp.c:3238 [inline] tcp_getsockopt+0x81/0xc0 net/ipv4/tcp.c:3232 SYSC_getsockopt net/socket.c:1896 [inline] SyS_getsockopt+0x11d/0x1f0 net/socket.c:1878 [25522] 0 25522 6988 4938 20 3 0 -1000 blkid [25523] 0 25523 6806 4741 21 3 0 -1000 blkid [25524] 0 25524 7210 5130 22 3 0 -1000 blkid [25525] 0 25525 7144 5070 21 3 0 -1000 blkid do_syscall_64+0x19b/0x520 arch/x86/entry/common.c:292 [25526] 0 25526 7088 5006 21 3 0 -1000 blkid [25527] 0 25527 7896 5858 22 3 0 -1000 blkid entry_SYSCALL_64_after_hwframe+0x42/0xb7 [25528] 0 25528 7584 5525 21 3 0 -1000 blkid RIP: 0033:0x45c33a [25529] 0 25529 7098 5063 21 3 0 -1000 blkid RSP: 002b:00007fff70100d88 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007fff70100da0 RCX: 000000000045c33a [25530] 0 25530 6780 4741 21 3 0 -1000 blkid RDX: 0000000000000060 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007fff70100d9c R09: 000000000000000a R10: 00007fff70100da0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff70101510 R14: 000000000013e681 R15: 00007fff70101520 INFO: task syz-executor.1:4156 blocked for more than 140 seconds. Not tainted 4.14.138+ #31 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.1 D23952 4156 4155 0x00000000 Call Trace: schedule+0x92/0x1c0 kernel/sched/core.c:3498 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3556 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x595/0x13e0 kernel/locking/mutex.c:893 [25531] 0 25531 6714 4675 20 3 0 -1000 blkid [25532] 0 25532 6636 4542 19 3 0 -1000 blkid [25533] 0 25533 6468 4411 19 3 0 -1000 blkid [25534] 0 25534 6292 4214 19 3 0 -1000 blkid [25535] 0 25535 7210 5137 21 3 0 -1000 blkid [25536] 0 25536 6568 4476 20 3 0 -1000 blkid [25537] 0 25537 7076 5005 20 3 0 -1000 blkid [25538] 0 25538 6548 4477 20 3 0 -1000 blkid [25539] 0 25539 6266 4212 19 3 0 -1000 blkid [25540] 0 25540 6816 4740 20 3 0 -1000 blkid [25541] 0 25541 6914 4874 20 3 0 -1000 blkid [25542] 0 25542 6730 4669 19 3 0 -1000 blkid [25543] 0 25543 7178 5136 21 3 0 -1000 blkid [25544] 0 25544 7154 5071 20 3 0 -1000 blkid [25545] 0 25545 6672 4608 20 3 0 -1000 blkid [25546] 0 25546 7234 5138 20 3 0 -1000 blkid [25547] 0 25547 6778 4740 20 3 0 -1000 blkid [25548] 0 25548 6688 4609 20 3 0 -1000 blkid [25549] 0 25549 6584 4543 20 3 0 -1000 blkid [25550] 0 25550 7086 4997 21 4 0 -1000 blkid [25551] 0 25551 6642 4543 20 3 0 -1000 blkid [25552] 0 25552 7012 4938 21 3 0 -1000 blkid [25553] 0 25553 6938 4865 20 3 0 -1000 blkid [25554] 0 25554 6856 4805 19 3 0 -1000 blkid [25555] 0 25555 7958 5918 23 3 0 -1000 blkid [25556] 0 25556 6912 4871 22 3 0 -1000 blkid [25557] 0 25557 6668 4609 20 3 0 -1000 blkid [25558] 0 25558 6786 4739 20 3 0 -1000 blkid [25559] 0 25559 7060 5006 21 3 0 -1000 blkid [25560] 0 25560 7220 5137 20 3 0 -1000 blkid [25561] 0 25561 7018 4937 20 3 0 -1000 blkid [25562] 0 25562 6954 4871 21 3 0 -1000 blkid [25563] 0 25563 6854 4807 22 3 0 -1000 blkid [25564] 0 25564 7436 5386 22 3 0 -1000 blkid [25565] 0 25565 6950 4871 20 3 0 -1000 blkid [25566] 0 25566 7046 5004 20 3 0 -1000 blkid [25567] 0 25567 6968 4871 20 3 0 -1000 blkid [25568] 0 25568 6840 4804 20 3 0 -1000 blkid [25569] 0 25569 6704 4608 20 3 0 -1000 blkid [25570] 0 25570 6732 4673 20 3 0 -1000 blkid [25571] 0 25571 6614 4543 20 3 0 -1000 blkid [25572] 0 25572 6654 4608 19 3 0 -1000 blkid [25573] 0 25573 6772 4736 20 3 0 -1000 blkid [25574] 0 25574 6984 4928 20 3 0 -1000 blkid [25575] 0 25575 6550 4477 19 3 0 -1000 blkid [25576] 0 25576 6708 4608 20 3 0 -1000 blkid [25577] 0 25577 7134 5070 21 3 0 -1000 blkid [25578] 0 25578 6448 4412 19 3 0 -1000 blkid [25579] 0 25579 7030 4938 21 3 0 -1000 blkid [25580] 0 25580 6814 4740 20 3 0 -1000 blkid [25581] 0 25581 7220 5135 21 3 0 -1000 blkid [25582] 0 25582 6546 4476 20 3 0 -1000 blkid [25583] 0 25583 6544 4477 20 3 0 -1000 blkid xt_find_table_lock+0x35/0x3d0 net/netfilter/x_tables.c:1092 get_info+0x11b/0x580 net/ipv4/netfilter/arp_tables.c:801 do_arpt_get_ctl+0x333/0x6a0 net/ipv4/netfilter/arp_tables.c:1479 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x68/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1566 [inline] ip_getsockopt+0x118/0x160 net/ipv4/ip_sockglue.c:1551 tcp_getsockopt net/ipv4/tcp.c:3238 [inline] tcp_getsockopt+0x81/0xc0 net/ipv4/tcp.c:3232 SYSC_getsockopt net/socket.c:1896 [inline] SyS_getsockopt+0x11d/0x1f0 net/socket.c:1878 do_syscall_64+0x19b/0x520 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45c33a RSP: 002b:00007ffd626fa0d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffd626fa0f0 RCX: 000000000045c33a RDX: 0000000000000060 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007ffd626fa0ec R09: 000000000000000a R10: 00007ffd626fa0f0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd626fa860 R14: 000000000013ee9f R15: 00007ffd626fa870 INFO: task syz-executor.4:5143 blocked for more than 140 seconds. Not tainted 4.14.138+ #31 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D25312 5143 5142 0x00000000 Call Trace: schedule+0x92/0x1c0 kernel/sched/core.c:3498 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3556 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x595/0x13e0 kernel/locking/mutex.c:893 [25584] 0 25584 6802 4739 20 3 0 -1000 blkid [25585] 0 25585 7022 4939 21 3 0 -1000 blkid [25586] 0 25586 6468 4410 20 3 0 -1000 blkid [25587] 0 25587 6850 4807 19 3 0 -1000 blkid xt_find_table_lock+0x35/0x3d0 net/netfilter/x_tables.c:1092 [25588] 0 25588 6852 4806 20 3 0 -1000 blkid [25594] 0 25594 6436 4399 20 3 0 -1000 blkid [25595] 0 25595 6790 4741 20 3 0 -1000 blkid [25596] 0 25596 6416 4344 18 3 0 -1000 blkid get_info+0x11b/0x580 net/ipv4/netfilter/arp_tables.c:801 do_arpt_get_ctl+0x333/0x6a0 net/ipv4/netfilter/arp_tables.c:1479 [25597] 0 25597 6522 4475 20 4 0 -1000 blkid nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x68/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt net/ipv4/ip_sockglue.c:1566 [inline] ip_getsockopt+0x118/0x160 net/ipv4/ip_sockglue.c:1551 tcp_getsockopt net/ipv4/tcp.c:3238 [inline] tcp_getsockopt+0x81/0xc0 net/ipv4/tcp.c:3232 SYSC_getsockopt net/socket.c:1896 [inline] SyS_getsockopt+0x11d/0x1f0 net/socket.c:1878 do_syscall_64+0x19b/0x520 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45c33a RSP: 002b:00007ffdde5cf068 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffdde5cf080 RCX: 000000000045c33a RDX: 0000000000000060 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007ffdde5cf07c R09: 000000000000000a R10: 00007ffdde5cf080 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdde5cf7f0 R14: 000000000013fd6d R15: 00007ffdde5cf800 Showing all locks held in the system: [25598] 0 25598 7098 5004 21 3 0 -1000 blkid 1 lock held by khungtaskd/23: [25599] 0 25599 6864 4784 19 3 0 -1000 blkid [25600] 0 25600 6542 4475 19 3 0 -1000 blkid #0: [25601] 0 25601 7132 5063 21 3 0 -1000 blkid ( [25602] 0 25602 7100 5064 21 3 0 -1000 blkid [25603] 0 25603 6554 4477 19 3 0 -1000 blkid [25604] 0 25604 6934 4872 21 3 0 -1000 blkid [25605] 0 25605 6568 4476 19 3 0 -1000 blkid [25606] 0 25606 7010 4940 19 3 0 -1000 blkid [25607] 0 25607 6616 4543 19 3 0 -1000 blkid [25608] 0 25608 7178 5135 21 3 0 -1000 blkid [25609] 0 25609 6330 4279 19 3 0 -1000 blkid [25610] 0 25610 7250 5195 21 3 0 -1000 blkid [25611] 0 25611 6882 4807 20 3 0 -1000 blkid [25612] 0 25612 7256 5201 21 3 0 -1000 blkid [25613] 0 25613 6250 4213 19 3 0 -1000 blkid [25614] 0 25614 6956 4873 20 3 0 -1000 blkid [25615] 0 25615 7876 5796 23 3 0 -1000 blkid [25616] 0 25616 6764 4671 20 3 0 -1000 blkid [25617] 0 25617 6552 4475 19 3 0 -1000 blkid [25618] 0 25618 7076 5000 20 4 0 -1000 blkid [25619] 0 25619 6428 4344 19 3 0 -1000 blkid [25620] 0 25620 6618 4542 19 3 0 -1000 blkid [25621] 0 25621 6682 4609 20 3 0 -1000 blkid [25622] 0 25622 6706 4609 18 3 0 -1000 blkid [25623] 0 25623 6616 4541 20 3 0 -1000 blkid [25624] 0 25624 6198 4147 19 3 0 -1000 blkid [25625] 0 25625 6310 4213 18 3 0 -1000 blkid [25626] 0 25626 6672 4609 20 3 0 -1000 blkid [25627] 0 25627 7362 5327 21 3 0 -1000 blkid [25628] 0 25628 6346 4278 19 3 0 -1000 blkid [25629] 0 25629 7362 5324 22 3 0 -1000 blkid [25630] 0 25630 6482 4411 19 3 0 -1000 blkid [25632] 0 25632 6274 4212 19 3 0 -1000 blkid [25633] 0 25633 6484 4411 19 3 0 -1000 blkid [25634] 0 25634 6326 4272 18 3 0 -1000 blkid [25635] 0 25635 6204 4147 18 3 0 -1000 blkid [25636] 0 25636 6600 4542 19 3 0 -1000 blkid [25640] 0 25640 6538 4477 19 3 0 -1000 blkid [25643] 0 25643 6544 4477 20 3 0 -1000 blkid [25644] 0 25644 6450 4410 20 3 0 -1000 blkid [25645] 0 25645 6516 4468 21 3 0 -1000 blkid [25646] 0 25646 6552 4477 20 3 0 -1000 blkid [25647] 0 25647 6624 4542 19 3 0 -1000 blkid [25648] 0 25648 6312 4213 19 3 0 -1000 blkid [25649] 0 25649 6278 4212 19 3 0 -1000 blkid [25650] 0 25650 6892 4805 20 3 0 -1000 blkid [25651] 0 25651 6316 4280 19 3 0 -1000 blkid [25652] 0 25652 6854 4807 21 3 0 -1000 blkid [25653] 0 25653 6052 3984 18 4 0 -1000 blkid [25654] 0 25654 6832 4741 21 3 0 -1000 blkid [25655] 0 25655 6286 4213 19 3 0 -1000 blkid [25656] 0 25656 6574 4536 20 3 0 -1000 blkid [25657] 0 25657 7046 5003 21 3 0 -1000 blkid [25658] 0 25658 7042 5005 20 3 0 -1000 blkid tasklist_lock [25659] 0 25659 6786 4741 20 3 0 -1000 blkid [25660] 0 25660 6582 4544 20 3 0 -1000 blkid [25661] 0 25661 6660 4608 20 3 0 -1000 blkid [25662] 0 25662 6018 3919 17 3 0 -1000 blkid [25663] 0 25663 6338 4279 19 4 0 -1000 blkid [25664] 0 25664 6226 4146 19 3 0 -1000 blkid [25666] 0 25666 6650 4608 19 3 0 -1000 blkid [25667] 0 25667 7140 5071 21 3 0 -1000 blkid ){.+.+}, at: [<000000009a09c9f0>] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4541 [25668] 0 25668 6326 4278 20 3 0 -1000 blkid 1 lock held by rsyslogd/1662: [25669] 0 25669 6700 4607 20 3 0 -1000 blkid #0: [25671] 0 25671 5864 3787 18 3 0 -1000 blkid ( [25672] 0 25672 6292 4212 20 3 0 -1000 blkid &ei->i_mmap_sem [25673] 0 25673 6650 4608 20 3 0 -1000 blkid ){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 2 locks held by getty/1789: #0: (&tty->ldisc_sem){++++}, at: [<00000000740b349a>] tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:284 #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000dc5e07b7>] n_tty_read+0x1f7/0x1700 drivers/tty/n_tty.c:2156 1 lock held by syz-fuzzer/1807: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by syz-fuzzer/1815: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 3 locks held by syz-executor.2/1872: [25674] 0 25674 6222 4147 19 3 0 -1000 blkid #0: (&dup_mmap_sem){.+.+}, at: [<00000000b9405b16>] dup_mmap kernel/fork.c:611 [inline] #0: (&dup_mmap_sem){.+.+}, at: [<00000000b9405b16>] dup_mm kernel/fork.c:1213 [inline] #0: (&dup_mmap_sem){.+.+}, at: [<00000000b9405b16>] copy_mm kernel/fork.c:1268 [inline] #0: (&dup_mmap_sem){.+.+}, at: [<00000000b9405b16>] copy_process.part.0+0x1ff5/0x66c0 kernel/fork.c:1895 #1: (&mm->mmap_sem){++++}, at: [<00000000c055ffe0>] dup_mmap kernel/fork.c:612 [inline] #1: (&mm->mmap_sem){++++}, at: [<00000000c055ffe0>] dup_mm kernel/fork.c:1213 [inline] #1: (&mm->mmap_sem){++++}, at: [<00000000c055ffe0>] copy_mm kernel/fork.c:1268 [inline] #1: (&mm->mmap_sem){++++}, at: [<00000000c055ffe0>] copy_process.part.0+0x2011/0x66c0 kernel/fork.c:1895 #2: (&mm->mmap_sem/1){+.+.}, at: [<00000000ce96f1a7>] dup_mmap kernel/fork.c:621 [inline] #2: (&mm->mmap_sem/1){+.+.}, at: [<00000000ce96f1a7>] dup_mm kernel/fork.c:1213 [inline] #2: (&mm->mmap_sem/1){+.+.}, at: [<00000000ce96f1a7>] copy_mm kernel/fork.c:1268 [inline] #2: (&mm->mmap_sem/1){+.+.}, at: [<00000000ce96f1a7>] copy_process.part.0+0x204c/0x66c0 kernel/fork.c:1895 1 lock held by syz-executor.5/2978: #0: (&xt[i].mutex){+.+.}, at: [<00000000662e61b0>] xt_find_table_lock+0x35/0x3d0 net/netfilter/x_tables.c:1092 3 locks held by kworker/u4:8/8079: #0: ("%s""netns"){+.+.}, at: [<0000000047f511b9>] process_one_work+0x6ff/0x1580 kernel/workqueue.c:2105 #1: (net_cleanup_work){+.+.}, at: [<000000002f591ed8>] process_one_work+0x735/0x1580 kernel/workqueue.c:2109 #2: (rcu_preempt_state.barrier_mutex){+.+.}, at: [<000000007f944349>] _rcu_barrier+0x56/0x410 kernel/rcu/tree.c:3546 1 lock held by udevd/31461: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by syz-executor.1/4156: #0: (&xt[i].mutex){+.+.}, at: [<00000000662e61b0>] xt_find_table_lock+0x35/0x3d0 net/netfilter/x_tables.c:1092 1 lock held by syz-executor.4/5143: #0: (&xt[i].mutex){+.+.}, at: [<00000000662e61b0>] xt_find_table_lock+0x35/0x3d0 net/netfilter/x_tables.c:1092 1 lock held by udevd/20378: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20379: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20386: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20387: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20391: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20392: #0: ( [25675] 0 25675 6792 4734 21 3 0 -1000 blkid &ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20393: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20394: [25676] 0 25676 6146 4082 19 3 0 -1000 blkid #0: ( [25677] 0 25677 6958 4873 21 3 0 -1000 blkid &ei->i_mmap_sem){++++} [25678] 0 25678 6080 4044 17 3 0 -1000 blkid , at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20399: [25679] 0 25679 6592 4542 19 3 0 -1000 blkid #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20405: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by udevd/20419: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 2 locks held by udevd/20424: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 #1: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25413: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25420: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25435: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25437: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25439: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25441: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25444: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25447: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25448: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25449: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25452: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 [25680] 0 25680 6736 4674 19 3 0 -1000 blkid 1 lock held by blkid/25453: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25454: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25455: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25456: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25457: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25459: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25460: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25461: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25463: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25464: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25465: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25466: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25467: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25469: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25470: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25471: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25473: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25475: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25476: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25477: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25479: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25480: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25482: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25483: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25484: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25485: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25487: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25488: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25490: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25491: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25492: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25493: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25495: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 [25681] 0 25681 7062 5005 20 3 0 -1000 blkid 1 lock held by blkid/25496: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25497: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25498: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25499: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25500: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25501: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25502: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25503: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25504: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25505: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25506: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25508: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25509: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25510: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25511: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25512: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25514: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25516: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25517: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25518: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25519: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25520: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25521: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25522: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25523: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25524: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25525: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25526: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25527: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25529: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25530: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25531: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25532: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25534: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25537: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25538: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25539: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25541: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25542: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25543: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25544: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25546: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25547: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25548: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25549: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25551: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25552: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25553: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25557: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25560: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25562: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25563: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25565: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25567: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25568: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 [25682] 0 25682 6712 4674 20 3 0 -1000 blkid 1 lock held by blkid/25569: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25570: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25572: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25573: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25574: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25575: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25576: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25577: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25578: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25579: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25580: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25581: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25582: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25583: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25584: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25585: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25586: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25587: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25588: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25594: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25597: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25600: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25601: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25602: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25603: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25604: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25605: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25606: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25608: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25611: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25612: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25613: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25614: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25615: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25616: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25618: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25620: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25626: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25628: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25629: #0: (&ei->i_mmap_sem){++++}, at: [<00000000f88d27fc>] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6196 1 lock held by blkid/25632: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25633: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25635: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25644: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25645: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25647: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25648: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25649: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25650: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25651: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25652: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25653: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25655: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25656: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25659: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25660: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25667: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25668: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25669: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25672: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25673: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25675: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25678: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25679: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25681: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25683: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25685: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 1 lock held by blkid/25687: #0: (&mm->mmap_sem){++++}, at: [<00000000f2d1c346>] __do_page_fault+0x282/0xbb0 arch/x86/mm/fault.c:1352 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 23 Comm: khungtaskd Not tainted 4.14.138+ #31 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0xca/0x134 lib/dump_stack.c:53 nmi_cpu_backtrace.cold+0x47/0x86 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x119/0x147 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:140 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:195 [inline] watchdog+0x629/0xbe0 kernel/hung_task.c:274 kthread+0x31f/0x430 kernel/kthread.c:232 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:404 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 25647 Comm: blkid Not tainted 4.14.138+ #31 task: 00000000a59ce4eb task.stack: 000000003717ac8f RIP: 0010:hlock_class kernel/locking/lockdep.c:155 [inline] RIP: 0010:mark_lock+0x7f/0xfc0 kernel/locking/lockdep.c:3164 RSP: 0000:ffff888185ce72e0 EFLAGS: 00000002 RAX: 0000000000000238 RBX: 000000000002e980 RCX: 1ffff1103386c9e4 RDX: 0000000000000000 RSI: ffff88819c364f00 RDI: ffff88819c364680 RBP: ffff88819c364f00 R08: 0000000000000001 R09: 0000000000000002 R10: ffff88819c364f00 R11: 0000000000000238 R12: 0000000000000004 R13: ffff88819c364f20 R14: ffff88819c364680 R15: 0000000000000002 FS: 00007faf8eb6c740(0000) GS:ffff8881d7600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fddd3763280 CR3: 0000000182ec0006 CR4: 00000000001606b0 DR0: fffffffffffffc00 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: mark_irqflags kernel/locking/lockdep.c:3082 [inline] __lock_acquire+0xcc4/0x4320 kernel/locking/lockdep.c:3444 lock_acquire+0x12b/0x360 kernel/locking/lockdep.c:3991 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:152 spin_lock include/linux/spinlock.h:317 [inline] __list_lru_count_one mm/list_lru.c:167 [inline] list_lru_count_one+0x7f/0x1d0 mm/list_lru.c:178 list_lru_shrink_count include/linux/list_lru.h:118 [inline] super_cache_count+0x133/0x2b0 fs/super.c:143 do_shrink_slab mm/vmscan.c:329 [inline] shrink_slab.part.0+0x255/0xae0 mm/vmscan.c:505 shrink_slab mm/vmscan.c:469 [inline] shrink_node+0x895/0xc30 mm/vmscan.c:2671 shrink_zones mm/vmscan.c:2818 [inline] do_try_to_free_pages+0x350/0xd80 mm/vmscan.c:2876 try_to_free_pages+0x27c/0x710 mm/vmscan.c:3082 __perform_reclaim mm/page_alloc.c:3602 [inline] __alloc_pages_direct_reclaim mm/page_alloc.c:3624 [inline] __alloc_pages_slowpath mm/page_alloc.c:4011 [inline] __alloc_pages_nodemask+0xaee/0x2370 mm/page_alloc.c:4220 __alloc_pages include/linux/gfp.h:461 [inline] __alloc_pages_node include/linux/gfp.h:474 [inline] alloc_pages_node include/linux/gfp.h:488 [inline] alloc_zeroed_user_highpage_movable include/linux/highmem.h:184 [inline] do_anonymous_page mm/memory.c:3133 [inline] handle_pte_fault mm/memory.c:3987 [inline] __handle_mm_fault+0x1116/0x2700 mm/memory.c:4113 handle_mm_fault+0x2f1/0x6da mm/memory.c:4150 __do_page_fault+0x477/0xbb0 arch/x86/mm/fault.c:1423 page_fault+0x42/0x50 arch/x86/entry/entry_64.S:1122 RIP: 07ff:0x1949320 RSP: 8d3e1f10:0000000001948eb0 EFLAGS: 00000001 Code: 00 00 00 00 fc ff df 4c 89 e9 48 c1 e9 03 0f b6 14 11 84 d2 74 09 80 fa 03 0f 8e 1b 07 00 00 25 ff 1f 00 00 48 69 d8 50 01 00 00 <48> 81 eb 50 01 00 00 48 81 c3 a0 e9 72 b4 48 8d 7b 30 48 b8 00