INFO: task jbd2/sda1-8:5172 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jbd2/sda1-8 state:D stack:25848 pid:5172 tgid:5172 ppid:2 task_flags:0x240040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 io_schedule+0xbf/0x130 kernel/sched/core.c:7871 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:250 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:52 out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:67 wait_on_bit_io include/linux/wait_bit.h:105 [inline] __wait_on_buffer+0x64/0x70 fs/buffer.c:123 wait_on_buffer include/linux/buffer_head.h:420 [inline] jbd2_journal_commit_transaction+0x3878/0x68f0 fs/jbd2/commit.c:808 kjournald2+0x1f4/0x760 fs/jbd2/journal.c:201 kthread+0x3c2/0x780 kernel/kthread.c:463 ret_from_fork+0x56d/0x730 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz-executor:5827 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:24040 pid:5827 tgid:5827 ppid:5826 task_flags:0x440100 flags:0x00080001 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 io_schedule+0xbf/0x130 kernel/sched/core.c:7871 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:250 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:52 out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:67 wait_on_bit_io include/linux/wait_bit.h:105 [inline] do_get_write_access+0x93d/0x1320 fs/jbd2/transaction.c:1092 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241 __ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:242 ext4_reserve_inode_write+0x1be/0x340 fs/ext4/inode.c:6326 __ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6501 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6538 __mark_inode_dirty+0x1eb/0xe40 fs/fs-writeback.c:2566 generic_update_time+0xcf/0xf0 fs/inode.c:2105 inode_update_time fs/inode.c:2118 [inline] __file_update_time fs/inode.c:2345 [inline] file_update_time+0x17d/0x1c0 fs/inode.c:2375 ext4_page_mkwrite+0x33d/0x1880 fs/ext4/inode.c:6704 do_page_mkwrite+0x171/0x380 mm/memory.c:3361 wp_page_shared mm/memory.c:3762 [inline] do_wp_page+0xb10/0x4f00 mm/memory.c:3981 handle_pte_fault mm/memory.c:6068 [inline] __handle_mm_fault+0x1b2d/0x2a50 mm/memory.c:6195 handle_mm_fault+0x589/0xd10 mm/memory.c:6364 do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1336 handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x5c/0xb0 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f4dd0868de5 RSP: 002b:00007ffe95229af0 EFLAGS: 00010206 RAX: 00007f4dcb5df28c RBX: 00007ffe95229bf0 RCX: 0000000000000000 RDX: 00007f4dcb5df288 RSI: 0000000000000008 RDI: 00007ffe95229bf0 RBP: 00000000000003e6 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffe95229bd0 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000020d74 R14: fffffffffffdf28c R15: 0000000000020d74 INFO: task kworker/u10:7:7836 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u10:7 state:D stack:23736 pid:7836 tgid:7836 ppid:2 task_flags:0x4248060 flags:0x00080000 Workqueue: writeback wb_workfn (flush-8:0) Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 io_schedule+0xbf/0x130 kernel/sched/core.c:7871 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:250 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:52 out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:67 wait_on_bit_io include/linux/wait_bit.h:105 [inline] do_get_write_access+0x93d/0x1320 fs/jbd2/transaction.c:1092 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241 __ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:242 ext4_mb_mark_context+0x175/0xda0 fs/ext4/mballoc.c:4071 ext4_mb_mark_diskspace_used+0x466/0x8c0 fs/ext4/mballoc.c:4201 ext4_mb_new_blocks+0xa5b/0x4f70 fs/ext4/mballoc.c:6303 ext4_ext_map_blocks+0x1cc0/0x5fe0 fs/ext4/extents.c:4383 ext4_map_create_blocks fs/ext4/inode.c:609 [inline] ext4_map_blocks+0x570/0x1400 fs/ext4/inode.c:811 mpage_map_one_extent fs/ext4/inode.c:2374 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2468 [inline] ext4_do_writepages+0x1ffa/0x3cf0 fs/ext4/inode.c:2931 ext4_writepages+0x37a/0x7d0 fs/ext4/inode.c:3025 do_writepages+0x277/0x600 mm/page-writeback.c:2634 __writeback_single_inode+0x160/0xfb0 fs/fs-writeback.c:1719 writeback_sb_inodes+0x60d/0xfa0 fs/fs-writeback.c:2015 wb_writeback+0x419/0xb70 fs/fs-writeback.c:2195 wb_do_writeback fs/fs-writeback.c:2342 [inline] wb_workfn+0x14d/0xbe0 fs/fs-writeback.c:2382 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263 process_scheduled_works kernel/workqueue.c:3346 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427 kthread+0x3c2/0x780 kernel/kthread.c:463 ret_from_fork+0x56d/0x730 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz.3.963:9747 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.963 state:D stack:26552 pid:9747 tgid:9737 ppid:5845 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 io_schedule+0xbf/0x130 kernel/sched/core.c:7871 folio_wait_bit_common+0x3d5/0x9e0 mm/filemap.c:1317 folio_wait_writeback+0x3c/0x90 mm/page-writeback.c:3124 __filemap_fdatawait_range+0x11f/0x200 mm/filemap.c:539 file_write_and_wait_range+0x101/0x140 mm/filemap.c:798 ext4_sync_file+0x310/0xf10 fs/ext4/fsync.c:154 vfs_fsync_range+0x139/0x220 fs/sync.c:187 __do_sys_msync+0x3cb/0x5c0 mm/msync.c:96 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f217118eec9 RSP: 002b:00007f2171f59038 EFLAGS: 00000246 ORIG_RAX: 000000000000001a RAX: ffffffffffffffda RBX: 00007f21713e6180 RCX: 00007f217118eec9 RDX: 0000000400000004 RSI: 01800000000000fe RDI: 000000001ffff000 RBP: 00007f2171211f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f21713e6218 R14: 00007f21713e6180 R15: 00007ffe73d8a2e8 INFO: task syz.0.974:9768 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.974 state:D stack:25416 pid:9768 tgid:9768 ppid:5837 task_flags:0x440040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 io_schedule+0xbf/0x130 kernel/sched/core.c:7871 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:250 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:52 out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:67 wait_on_bit_io include/linux/wait_bit.h:105 [inline] do_get_write_access+0x93d/0x1320 fs/jbd2/transaction.c:1092 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241 __ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:242 ext4_reserve_inode_write+0x1be/0x340 fs/ext4/inode.c:6326 __ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6501 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6538 __mark_inode_dirty+0x1eb/0xe40 fs/fs-writeback.c:2566 generic_update_time+0xcf/0xf0 fs/inode.c:2105 inode_update_time fs/inode.c:2118 [inline] __file_update_time fs/inode.c:2345 [inline] file_update_time+0x17d/0x1c0 fs/inode.c:2375 ext4_page_mkwrite+0x33d/0x1880 fs/ext4/inode.c:6704 do_page_mkwrite+0x171/0x380 mm/memory.c:3361 do_shared_fault mm/memory.c:5649 [inline] do_fault mm/memory.c:5711 [inline] do_pte_missing+0x29d/0x3ba0 mm/memory.c:4234 handle_pte_fault mm/memory.c:6052 [inline] __handle_mm_fault+0x152a/0x2a50 mm/memory.c:6195 handle_mm_fault+0x589/0xd10 mm/memory.c:6364 do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1336 handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x5c/0xb0 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f9c7586eefa RSP: 002b:00007ffd87a3d750 EFLAGS: 00010202 RAX: 0000001b319cf000 RBX: 00007f9c76715720 RCX: 0000001b319ceff8 RDX: 0000001b31424220 RSI: 0000000000000008 RDI: 00007f9c76715720 RBP: ffffffff844d6854 R08: 00007f9c75be6218 R09: 00007f9c75bd2000 R10: 00007f9c74bfb008 R11: 000000000000001c R12: 000000000000001c R13: 000000000000014a R14: ffffffff844d60ed R15: 0000000000000682 INFO: task syz.0.974:9770 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.974 state:D stack:25512 pid:9770 tgid:9768 ppid:5837 task_flags:0x400140 flags:0x00480002 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 wb_wait_for_completion+0x1af/0x2b0 fs/fs-writeback.c:216 __writeback_inodes_sb_nr+0x1d7/0x270 fs/fs-writeback.c:2787 sync_filesystem+0xbb/0x290 fs/sync.c:54 fs_bdev_sync+0x2c/0x40 fs/super.c:1491 blkdev_flushbuf block/ioctl.c:434 [inline] blkdev_common_ioctl+0xf01/0x2470 block/ioctl.c:572 blkdev_ioctl+0x1cb/0x6d0 block/ioctl.c:699 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9c7598eec9 RSP: 002b:00007f9c7678b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f9c75be6090 RCX: 00007f9c7598eec9 RDX: 0000000000000000 RSI: 0000000000001261 RDI: 0000000000000004 RBP: 00007f9c75a11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f9c75be6128 R14: 00007f9c75be6090 R15: 00007ffd87a3d718 INFO: task syz.1.975:9773 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.975 state:D stack:27128 pid:9773 tgid:9773 ppid:5846 task_flags:0x440040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 __schedule_loop kernel/sched/core.c:7011 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7026 io_schedule+0xbf/0x130 kernel/sched/core.c:7871 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:250 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:52 out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:67 wait_on_bit_io include/linux/wait_bit.h:105 [inline] do_get_write_access+0x93d/0x1320 fs/jbd2/transaction.c:1092 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241 __ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:242 ext4_reserve_inode_write+0x1be/0x340 fs/ext4/inode.c:6326 __ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6501 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6538 __mark_inode_dirty+0x1eb/0xe40 fs/fs-writeback.c:2566 generic_update_time+0xcf/0xf0 fs/inode.c:2105 inode_update_time fs/inode.c:2118 [inline] touch_atime+0x4f0/0x5d0 fs/inode.c:2190 file_accessed include/linux/fs.h:2663 [inline] ext4_file_mmap_prepare+0x4a6/0x5a0 fs/ext4/file.c:828 vfs_mmap_prepare include/linux/fs.h:2400 [inline] call_mmap_prepare mm/vma.c:2585 [inline] __mmap_region+0xee2/0x27b0 mm/vma.c:2653 mmap_region+0x32b/0x3f0 mm/vma.c:2739 do_mmap+0xa3e/0x1210 mm/mmap.c:558 vm_mmap_pgoff+0x29e/0x470 mm/util.c:580 ksys_mmap_pgoff+0x32c/0x5c0 mm/mmap.c:604 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline] __x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f13efb8ef03 RSP: 002b:00007ffd140e8818 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000001b31564000 RCX: 00007f13efb8ef03 RDX: 0000000000000003 RSI: 00000000003c0000 RDI: 0000001b31564000 RBP: 0000000000400000 R08: 0000000000000004 R09: 0000000000040000 R10: 0000000000100001 R11: 0000000000000246 R12: 000000000000010c R13: 0000000000000004 R14: 000000000004c823 R15: 00007ffd140e8b00 Showing all locks held in the system: 1 lock held by khungtaskd/31: #0: ffffffff8e1c3320 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8e1c3320 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #0: ffffffff8e1c3320 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x1c0 kernel/locking/lockdep.c:6775 2 locks held by getty/5597: #0: ffff8880349790a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc9000332e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x41b/0x14f0 drivers/tty/n_tty.c:2222 3 locks held by syz-executor/5827: #0: ffff88806d00dbc8 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x11b/0x530 mm/mmap_lock.c:147 #1: ffff88814db16520 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3361 #2: ffff88814db22950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444 5 locks held by kworker/u10:7/7836: #0: ffff8880206e8148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3238 #1: ffffc900036d7d10 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3239 #2: ffff88814db20b98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x277/0x600 mm/page-writeback.c:2634 #3: ffff88814db22950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444 #4: ffff888078644ef0 (&ei->i_data_sem){++++}-{4:4}, at: ext4_map_blocks+0x46f/0x1400 fs/ext4/inode.c:810 3 locks held by syz.0.974/9768: #0: ffff88806d21ce48 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x11b/0x530 mm/mmap_lock.c:147 #1: ffff88814db16520 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3361 #2: ffff88814db22950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444 1 lock held by syz.0.974/9770: #0: ffff88814db160e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:59 [inline] #0: ffff88814db160e0 (&type->s_umount_key#31){++++}-{4:4}, at: super_lock+0x31c/0x3f0 fs/super.c:121 3 locks held by syz.1.975/9773: #0: ffff88801b071760 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock_killable include/linux/mmap_lock.h:415 [inline] #0: ffff88801b071760 (&mm->mmap_lock){++++}-{4:4}, at: vm_mmap_pgoff+0x1f5/0x470 mm/util.c:578 #1: ffff88814db16428 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2663 [inline] #1: ffff88814db16428 (sb_writers#4){.+.+}-{0:0}, at: ext4_file_mmap_prepare+0x4a6/0x5a0 fs/ext4/file.c:828 #2: ffff88814db22950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:328 [inline] watchdog+0xf0e/0x1260 kernel/hung_task.c:491 kthread+0x3c2/0x780 kernel/kthread.c:463 ret_from_fork+0x56d/0x730 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:82 Code: 89 5e 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 43 b7 1c 00 fb f4 bc 09 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffffff8de07e08 EFLAGS: 000002c6 RAX: 00000000003c0923 RBX: 0000000000000000 RCX: ffffffff8b4d4f19 RDX: 0000000000000000 RSI: ffffffff8d9b4b00 RDI: ffffffff8bd00dc0 RBP: fffffbfff1bd2f00 R08: 0000000000000001 R09: ffffed10170c6655 R10: ffff8880b86332ab R11: 0000000000000000 R12: 0000000000000000 R13: ffffffff8de97800 R14: ffffffff905fae90 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888124e79000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005634e52e5168 CR3: 000000000df82000 CR4: 00000000003526f0 Call Trace: arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:757 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:190 [inline] do_idle+0x38d/0x500 kernel/sched/idle.c:330 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:428 rest_init+0x16b/0x2b0 init/main.c:745 start_kernel+0x3f3/0x4e0 init/main.c:1099 x86_64_start_reservations+0x18/0x30 arch/x86/kernel/head64.c:310 x86_64_start_kernel+0x130/0x190 arch/x86/kernel/head64.c:291 common_startup_64+0x13e/0x148