INFO: task jbd2/sda1-8:3306 blocked for more than 140 seconds. Not tainted 4.19.0-rc5-next-20180926+ #81 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. jbd2/sda1-8 D17384 3306 2 0x80000000 Call Trace: context_switch kernel/sched/core.c:2830 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3479 schedule+0xfe/0x460 kernel/sched/core.c:3523 jbd2_journal_commit_transaction+0xd38/0x89da fs/jbd2/commit.c:435 kjournald2+0x26d/0xb30 fs/jbd2/journal.c:229 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 INFO: task syz-executor0:16100 blocked for more than 140 seconds. Not tainted 4.19.0-rc5-next-20180926+ #81 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor0 D21672 16100 5630 0x00000004 Call Trace: context_switch kernel/sched/core.c:2830 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3479 schedule+0xfe/0x460 kernel/sched/core.c:3523 __rwsem_down_write_failed_common+0xbbc/0x15e0 kernel/locking/rwsem-xadd.c:577 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:606 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:745 [inline] process_measurement+0x190f/0x1bf0 security/integrity/ima/ima_main.c:205 ima_file_check+0xe5/0x130 security/integrity/ima/ima_main.c:391 do_last fs/namei.c:3422 [inline] path_openat+0x134a/0x5160 fs/namei.c:3534 do_filp_open+0x255/0x380 fs/namei.c:3564 do_sys_open+0x568/0x700 fs/open.c:1063 __do_sys_openat fs/open.c:1090 [inline] __se_sys_openat fs/open.c:1084 [inline] __x64_sys_openat+0x9d/0x100 fs/open.c:1084 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007f4a73bcbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457579 RDX: 000000000000275a RSI: 0000000020000080 RDI: ffffffffffffff9c RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a73bcc6d4 R13: 00000000004c2b26 R14: 00000000004d4140 R15: 00000000ffffffff INFO: task syz-executor0:16101 blocked for more than 140 seconds. Not tainted 4.19.0-rc5-next-20180926+ #81 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor0 D23712 16101 5630 0x00000004 Call Trace: context_switch kernel/sched/core.c:2830 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3479 schedule+0xfe/0x460 kernel/sched/core.c:3523 __rwsem_down_write_failed_common+0xbbc/0x15e0 kernel/locking/rwsem-xadd.c:577 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:606 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:745 [inline] process_measurement+0xc3e/0x1bf0 security/integrity/ima/ima_main.c:205 ima_file_check+0xe5/0x130 security/integrity/ima/ima_main.c:391 do_last fs/namei.c:3422 [inline] path_openat+0x134a/0x5160 fs/namei.c:3534 do_filp_open+0x255/0x380 fs/namei.c:3564 do_sys_open+0x568/0x700 fs/open.c:1063 ksys_open include/linux/syscalls.h:1292 [inline] __do_sys_creat fs/open.c:1121 [inline] __se_sys_creat fs/open.c:1119 [inline] __x64_sys_creat+0x61/0x80 fs/open.c:1119 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007f4a73baac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000457579 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200000c0 RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a73bab6d4 R13: 00000000004bdb43 R14: 00000000004cc688 R15: 00000000ffffffff INFO: task syz-executor0:16102 blocked for more than 140 seconds. Not tainted 4.19.0-rc5-next-20180926+ #81 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor0 D23336 16102 5630 0x00000004 Call Trace: context_switch kernel/sched/core.c:2830 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3479 schedule+0xfe/0x460 kernel/sched/core.c:3523 __rwsem_down_write_failed_common+0xbbc/0x15e0 kernel/locking/rwsem-xadd.c:577 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:606 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:745 [inline] ext4_fallocate+0x917/0x22e0 fs/ext4/extents.c:4957 vfs_fallocate+0x4b4/0x940 fs/open.c:308 ksys_fallocate+0x56/0x90 fs/open.c:331 __do_sys_fallocate fs/open.c:339 [inline] __se_sys_fallocate fs/open.c:337 [inline] __x64_sys_fallocate+0x97/0xf0 fs/open.c:337 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007f4a73b89c78 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457579 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 000000000072c0e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000010001 R11: 0000000000000246 R12: 00007f4a73b8a6d4 R13: 00000000004bdc1c R14: 00000000004cc868 R15: 00000000ffffffff INFO: task syz-executor0:16103 blocked for more than 140 seconds. Not tainted 4.19.0-rc5-next-20180926+ #81 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor0 D25456 16103 5630 0x00000004 Call Trace: context_switch kernel/sched/core.c:2830 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3479 schedule+0xfe/0x460 kernel/sched/core.c:3523 __rwsem_down_write_failed_common+0xbbc/0x15e0 kernel/locking/rwsem-xadd.c:577 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:606 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:745 [inline] ext4_fallocate+0x917/0x22e0 fs/ext4/extents.c:4957 vfs_fallocate+0x4b4/0x940 fs/open.c:308 ksys_fallocate+0x56/0x90 fs/open.c:331 __do_sys_fallocate fs/open.c:339 [inline] __se_sys_fallocate fs/open.c:337 [inline] __x64_sys_fallocate+0x97/0xf0 fs/open.c:337 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007f4a73b68c78 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457579 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 000000000072c180 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000010000 R11: 0000000000000246 R12: 00007f4a73b696d4 R13: 00000000004bdc1c R14: 00000000004cc868 R15: 00000000ffffffff INFO: task syz-executor0:16104 blocked for more than 140 seconds. Not tainted 4.19.0-rc5-next-20180926+ #81 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor0 D23152 16104 5630 0x00000004 Call Trace: context_switch kernel/sched/core.c:2830 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3479 schedule+0xfe/0x460 kernel/sched/core.c:3523 __rwsem_down_write_failed_common+0xbbc/0x15e0 kernel/locking/rwsem-xadd.c:577 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:606 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:745 [inline] lock_two_nondirectories+0xfb/0x120 fs/inode.c:1007 ext4_move_extents+0x74f/0x3c20 fs/ext4/move_extent.c:599 ext4_ioctl+0x314f/0x4210 fs/ext4/ioctl.c:799 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007f4a73b47c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 RDX: 0000000020000040 RSI: 00000000c028660f RDI: 0000000000000004 RBP: 000000000072c220 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a73b486d4 R13: 00000000004bf5dd R14: 00000000004cf460 R15: 00000000ffffffff Showing all locks held in the system: 4 locks held by kworker/u4:2/33: #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: __write_once_size include/linux/compiler.h:215 [inline] #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline] #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: atomic64_set include/asm-generic/atomic-instrumented.h:40 [inline] #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: atomic_long_set include/asm-generic/atomic-long.h:59 [inline] #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: set_work_data kernel/workqueue.c:617 [inline] #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: 000000008a503039 ((wq_completion)"writeback"){+.+.}, at: process_one_work+0xb43/0x1b80 kernel/workqueue.c:2124 #1: 00000000ed132b83 ((work_completion)(&(&wb->dwork)->work)){+.+.}, at: process_one_work+0xb9a/0x1b80 kernel/workqueue.c:2128 #2: 0000000037daaa1f (&fc->fs_type->s_umount_key#30){++++}, at: trylock_super+0x22/0x110 fs/super.c:411 #3: 00000000b2f2d4e8 (&sbi->s_journal_flag_rwsem){++++}, at: do_writepages+0x9a/0x1a0 mm/page-writeback.c:2340 1 lock held by khungtaskd/982: #0: 0000000064a118db (rcu_read_lock){....}, at: debug_show_all_locks+0xd0/0x424 kernel/locking/lockdep.c:4435 3 locks held by rs:main Q:Reg/5498: #0: 00000000ee4dc9c8 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x1bb/0x200 fs/file.c:766 #1: 000000002ea3adbd (sb_writers#3){.+.+}, at: file_start_write include/linux/fs.h:2786 [inline] #1: 000000002ea3adbd (sb_writers#3){.+.+}, at: vfs_write+0x42a/0x560 fs/read_write.c:548 #2: 00000000401c86c1 (&sb->s_type->i_mutex_key#10){++++}, at: inode_trylock include/linux/fs.h:770 [inline] #2: 00000000401c86c1 (&sb->s_type->i_mutex_key#10){++++}, at: ext4_file_write_iter+0x2a1/0x1420 fs/ext4/file.c:232 1 lock held by rsyslogd/5500: #0: 000000004dd2b32e (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x1bb/0x200 fs/file.c:766 2 locks held by getty/5590: #0: 000000007364e0a0 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000304783e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5591: #0: 00000000bcf62abc (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000b7b808aa (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5592: #0: 000000001fa51365 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000b2b49fbe (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5593: #0: 00000000c57fb822 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 000000004f672ee5 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5594: #0: 0000000006cd791b (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000d5c90a3f (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5595: #0: 0000000053d5fae1 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 000000006d7a0714 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5596: #0: 000000002f51bcd2 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 0000000015da912c (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 1 lock held by syz-executor0/7038: #0: 00000000d6f0b310 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1630 [inline] #0: 00000000d6f0b310 (sb_internal){.+.+}, at: ext4_evict_inode+0x68b/0x1ad0 fs/ext4/inode.c:250 1 lock held by syz-executor0/7332: #0: 00000000d6f0b310 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1630 [inline] #0: 00000000d6f0b310 (sb_internal){.+.+}, at: ext4_evict_inode+0x68b/0x1ad0 fs/ext4/inode.c:250 1 lock held by syz-executor0/7516: #0: 00000000d6f0b310 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1630 [inline] #0: 00000000d6f0b310 (sb_internal){.+.+}, at: ext4_evict_inode+0x68b/0x1ad0 fs/ext4/inode.c:250 1 lock held by syz-executor0/7579: #0: 00000000d6f0b310 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1630 [inline] #0: 00000000d6f0b310 (sb_internal){.+.+}, at: ext4_evict_inode+0x68b/0x1ad0 fs/ext4/inode.c:250 1 lock held by syz-executor0/8237: #0: 00000000d6f0b310 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1630 [inline] #0: 00000000d6f0b310 (sb_internal){.+.+}, at: ext4_evict_inode+0x68b/0x1ad0 fs/ext4/inode.c:250 1 lock held by syz-executor0/8677: #0: 00000000d6f0b310 (sb_internal){.+.+}, at: sb_start_intwrite include/linux/fs.h:1630 [inline] #0: 00000000d6f0b310 (sb_internal){.+.+}, at: ext4_evict_inode+0x68b/0x1ad0 fs/ext4/inode.c:250 6 locks held by syz-executor0/16050: 2 locks held by syz-executor0/16100: #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: sb_start_write include/linux/fs.h:1583 [inline] #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:359 #1: 00000000d34c9bd4 (&sb->s_type->i_mutex_key#10){++++}, at: inode_lock include/linux/fs.h:745 [inline] #1: 00000000d34c9bd4 (&sb->s_type->i_mutex_key#10){++++}, at: process_measurement+0x190f/0x1bf0 security/integrity/ima/ima_main.c:205 2 locks held by syz-executor0/16101: #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: sb_start_write include/linux/fs.h:1583 [inline] #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:359 #1: 00000000c26726bd (&sb->s_type->i_mutex_key#10){++++}, at: inode_lock include/linux/fs.h:745 [inline] #1: 00000000c26726bd (&sb->s_type->i_mutex_key#10){++++}, at: process_measurement+0xc3e/0x1bf0 security/integrity/ima/ima_main.c:205 2 locks held by syz-executor0/16102: #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: file_start_write include/linux/fs.h:2786 [inline] #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: vfs_fallocate+0x72a/0x940 fs/open.c:307 #1: 00000000d34c9bd4 (&sb->s_type->i_mutex_key#10){++++}, at: inode_lock include/linux/fs.h:745 [inline] #1: 00000000d34c9bd4 (&sb->s_type->i_mutex_key#10){++++}, at: ext4_fallocate+0x917/0x22e0 fs/ext4/extents.c:4957 2 locks held by syz-executor0/16103: #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: file_start_write include/linux/fs.h:2786 [inline] #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: vfs_fallocate+0x72a/0x940 fs/open.c:307 #1: 00000000c26726bd (&sb->s_type->i_mutex_key#10){++++}, at: inode_lock include/linux/fs.h:745 [inline] #1: 00000000c26726bd (&sb->s_type->i_mutex_key#10){++++}, at: ext4_fallocate+0x917/0x22e0 fs/ext4/extents.c:4957 2 locks held by syz-executor0/16104: #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: sb_start_write include/linux/fs.h:1583 [inline] #0: 000000002ea3adbd (sb_writers#3){.+.+}, at: mnt_want_write_file+0x68/0x110 fs/namespace.c:417 #1: 00000000d34c9bd4 (&sb->s_type->i_mutex_key#10){++++}, at: inode_lock include/linux/fs.h:745 [inline] #1: 00000000d34c9bd4 (&sb->s_type->i_mutex_key#10){++++}, at: lock_two_nondirectories+0xfb/0x120 fs/inode.c:1007 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 982 Comm: khungtaskd Not tainted 4.19.0-rc5-next-20180926+ #81 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c4 lib/dump_stack.c:113 nmi_cpu_backtrace.cold.4+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1c2/0x22c lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_all_cpu_backtrace include/linux/nmi.h:144 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:204 [inline] watchdog+0xb39/0x1050 kernel/hung_task.c:265 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Sending NMI from CPU 0 to CPUs 1: INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.030 msecs NMI backtrace for cpu 1 CPU: 1 PID: 16050 Comm: syz-executor0 Not tainted 4.19.0-rc5-next-20180926+ #81 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ext4_find_extent+0x17e/0x9b0 fs/ext4/extents.c:899 Code: 8d 78 28 4c 89 70 20 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 7e 07 00 00 48 8b 45 c8 31 ff 89 de <48> c7 40 28 00 00 00 00 e8 e5 1f 6c ff 66 85 db 0f 84 c5 06 00 00 RSP: 0018:ffff8801c4647150 EFLAGS: 00000246 RAX: ffff8801c18bd380 RBX: 0000000000000000 RCX: ffffc90001e62000 RDX: 1ffff10038317a75 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff8801c46471b0 R08: ffff88018b18c3c0 R09: ffffed003b585b57 R10: ffffed003b585b57 R11: ffff8801dac2dabb R12: 0000000000000000 R13: 0000000000000001 R14: ffff8801c4ea0540 R15: ffff8801c18bd380 FS: 00007f4a73bed700(0000) GS:ffff8801dad00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 00000001cc851000 CR4: 00000000001406e0 Call Trace: get_ext_path fs/ext4/move_extent.c:31 [inline] mext_check_coverage.constprop.13+0x2b0/0x510 fs/ext4/move_extent.c:98 move_extent_per_page fs/ext4/move_extent.c:323 [inline] ext4_move_extents+0x2784/0x3c20 fs/ext4/move_extent.c:669 ext4_ioctl+0x314f/0x4210 fs/ext4/ioctl.c:799 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4a73becc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 RDX: 0000000020000040 RSI: 00000000c028660f RDI: 0000000000000004 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4a73bed6d4 R13: 00000000004bf5dd R14: 00000000004cf460 R15: 00000000ffffffff