./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2275328626 <...> Warning: Permanently added '10.128.0.250' (ED25519) to the list of known hosts. execve("./syz-executor2275328626", ["./syz-executor2275328626"], 0x7ffd743f6690 /* 10 vars */) = 0 brk(NULL) = 0x555557126000 brk(0x555557126d00) = 0x555557126d00 arch_prctl(ARCH_SET_FS, 0x555557126380) = 0 set_tid_address(0x555557126650) = 5054 set_robust_list(0x555557126660, 24) = 0 rseq(0x555557126ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2275328626", 4096) = 28 getrandom("\xf9\xe0\xda\x5e\x7b\x2f\xfa\x3a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557126d00 brk(0x555557147d00) = 0x555557147d00 brk(0x555557148000) = 0x555557148000 mprotect(0x7f8c118d5000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5055 attached , child_tidptr=0x555557126650) = 5055 [pid 5055] set_robust_list(0x555557126660, 24) = 0 [pid 5055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5055] setpgid(0, 0) = 0 [pid 5055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5055] write(3, "1000", 4) = 4 [pid 5055] close(3) = 0 [pid 5055] memfd_create("syzkaller", 0) = 3 [pid 5055] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8c09403000 [pid 5055] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5055] munmap(0x7f8c09403000, 138412032) = 0 [pid 5055] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5055] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5055] close(3) = 0 [pid 5055] mkdir("./file0", 0777) = 0 [ 70.902432][ T5055] loop0: detected capacity change from 0 to 32768 [ 70.934059][ T5055] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 70.943037][ T5055] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 70.960768][ T5055] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 70.972203][ T28] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 70.979110][ T28] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5055] mount("/dev/loop0", "./file0", "gfs2", MS_SILENT, "" [pid 5054] kill(-5055, SIGKILL) = 0 [pid 5054] kill(5055, SIGKILL) = 0 [pid 5054] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5054] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5054] getdents64(3, 0x5555571276f0 /* 2 entries */, 32768) = 48 [pid 5054] getdents64(3, 0x5555571276f0 /* 0 entries */, 32768) = 0 [pid 5054] close(3) = 0 [ 86.962877][ T8] cfg80211: failed to load regulatory.db [ 286.640931][ T29] INFO: task kworker/1:1:28 blocked for more than 143 seconds. [ 286.648615][ T29] Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0 [ 286.656341][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.665148][ T29] task:kworker/1:1 state:D stack:25264 pid:28 tgid:28 ppid:2 flags:0x00004000 [ 286.675507][ T29] Workqueue: gfs2_recovery gfs2_recover_func [ 286.681854][ T29] Call Trace: [ 286.685173][ T29] [ 286.688120][ T29] __schedule+0x1961/0x4ab0 [ 286.692852][ T29] ? release_firmware_map_entry+0x190/0x190 [ 286.698810][ T29] ? __lock_acquire+0x1fd0/0x1fd0 [ 286.703936][ T29] ? schedule+0x8e/0x260 [ 286.708209][ T29] ? wq_worker_sleeping+0x66/0x240 [ 286.713425][ T29] ? print_irqtrace_events+0x220/0x220 [ 286.718927][ T29] ? schedule+0x8e/0x260 [ 286.723245][ T29] schedule+0x149/0x260 [ 286.727437][ T29] io_schedule+0x8c/0x100 [ 286.731891][ T29] folio_wait_bit_common+0x881/0x12b0 [ 286.737343][ T29] ? folio_wait_bit+0x30/0x30 [ 286.742095][ T29] ? _compound_head+0x120/0x120 [ 286.746978][ T29] ? crc32_le_base+0x6c6/0xd20 [ 286.751877][ T29] ? __filemap_get_folio+0x72d/0xbb0 [ 286.757196][ T29] ? __get_log_header+0x1db/0x4e0 [ 286.762294][ T29] gfs2_jhead_process_page+0x194/0x750 [ 286.767794][ T29] ? gfs2_end_log_read+0x800/0x800 [ 286.773041][ T29] gfs2_find_jhead+0xd68/0xf10 [ 286.777886][ T29] ? gfs2_end_log_write+0x8a0/0x8a0 [ 286.783175][ T29] ? gfs2_jdesc_check+0x1f6/0x290 [ 286.788249][ T29] gfs2_recover_func+0x6ba/0x1f10 [ 286.793454][ T29] ? stack_trace_snprint+0xf0/0xf0 [ 286.798623][ T29] ? lockdep_unlock+0x169/0x300 [ 286.803555][ T29] ? __get_log_header+0x4e0/0x4e0 [ 286.808608][ T29] ? mark_lock+0x2a0/0x350 [ 286.813116][ T29] ? __lock_acquire+0x1345/0x1fd0 [ 286.818190][ T29] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 286.824271][ T29] ? process_scheduled_works+0x825/0x1420 [ 286.830019][ T29] process_scheduled_works+0x90f/0x1420 [ 286.835791][ T29] ? assign_work+0x3d0/0x3d0 [ 286.840419][ T29] ? assign_work+0x364/0x3d0 [ 286.845082][ T29] worker_thread+0xa5f/0x1000 [ 286.849813][ T29] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 286.855960][ T29] kthread+0x2d3/0x370 [ 286.860064][ T29] ? pr_cont_work+0x5e0/0x5e0 [ 286.864864][ T29] ? kthread_blkcg+0xd0/0xd0 [ 286.869507][ T29] ret_from_fork+0x48/0x80 [ 286.874034][ T29] ? kthread_blkcg+0xd0/0xd0 [ 286.878650][ T29] ret_from_fork_asm+0x11/0x20 [ 286.883532][ T29] [ 286.886648][ T29] INFO: task syz-executor227:5055 blocked for more than 143 seconds. [ 286.894789][ T29] Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0 [ 286.902432][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.911355][ T29] task:syz-executor227 state:D stack:22904 pid:5055 tgid:5055 ppid:5054 flags:0x00004006 [ 286.921625][ T29] Call Trace: [ 286.924943][ T29] [ 286.927894][ T29] __schedule+0x1961/0x4ab0 [ 286.932564][ T29] ? release_firmware_map_entry+0x190/0x190 [ 286.938489][ T29] ? __lock_acquire+0x1fd0/0x1fd0 [ 286.943600][ T29] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 286.949529][ T29] ? lockdep_hardirqs_on+0x98/0x140 [ 286.954875][ T29] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 286.960853][ T29] ? schedule+0x8e/0x260 [ 286.965117][ T29] schedule+0x149/0x260 [ 286.969277][ T29] bit_wait+0x12/0xc0 [ 286.973369][ T29] __wait_on_bit+0xac/0x2e0 [ 286.977903][ T29] ? out_of_line_wait_on_bit_lock+0x250/0x250 [ 286.984044][ T29] out_of_line_wait_on_bit+0x1d4/0x250 [ 286.989540][ T29] ? out_of_line_wait_on_bit_lock+0x250/0x250 [ 286.995700][ T29] ? __wait_on_bit+0x2e0/0x2e0 [ 287.000494][ T29] ? bit_waitqueue+0x30/0x30 [ 287.005150][ T29] ? do_raw_spin_unlock+0x13b/0x8b0 [ 287.010382][ T29] ? gfs2_journal_wipe+0x8f0/0x8f0 [ 287.015595][ T29] gfs2_recover_journal+0xf2/0x150 [ 287.020815][ T29] init_journal+0x1841/0x23f0 [ 287.025507][ T29] ? init_inodes+0xdc/0x310 [ 287.030031][ T29] ? _compound_head+0x120/0x120 [ 287.035067][ T29] ? init_sb+0xc37/0x1330 [ 287.039427][ T29] ? snprintf+0xda/0x120 [ 287.043772][ T29] ? init_inodes+0xdc/0x310 [ 287.048321][ T29] ? vscnprintf+0x80/0x80 [ 287.052757][ T29] init_inodes+0xdc/0x310 [ 287.057116][ T29] gfs2_fill_super+0x1ebe/0x26b0 [ 287.062145][ T29] ? gfs2_reconfigure+0xbb0/0xbb0 [ 287.067212][ T29] ? read_lock_is_recursive+0x20/0x20 [ 287.072689][ T29] ? __down_write_common+0x161/0x200 [ 287.078002][ T29] ? init_locking+0xbd/0x210 [ 287.082696][ T29] get_tree_bdev+0x416/0x5b0 [ 287.087354][ T29] ? gfs2_reconfigure+0xbb0/0xbb0 [ 287.092480][ T29] ? setup_bdev_super+0x630/0x630 [ 287.097716][ T29] ? vfs_parse_fs_param+0x410/0x410 [ 287.102991][ T29] gfs2_get_tree+0x54/0x210 [ 287.107518][ T29] ? bpf_lsm_capable+0x9/0x10 [ 287.112303][ T29] vfs_get_tree+0x8c/0x2a0 [ 287.116748][ T29] do_new_mount+0x28f/0xae0 [ 287.121389][ T29] ? do_move_mount_old+0x170/0x170 [ 287.126555][ T29] __se_sys_mount+0x2d9/0x3c0 [ 287.131402][ T29] ? __x64_sys_mount+0xc0/0xc0 [ 287.136200][ T29] ? syscall_enter_from_user_mode+0xa4/0x2d0 [ 287.142255][ T29] ? syscall_enter_from_user_mode+0xf5/0x2d0 [ 287.148265][ T29] ? __x64_sys_mount+0x20/0xc0 [ 287.153127][ T29] do_syscall_64+0x45/0x110 [ 287.157660][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 287.163682][ T29] RIP: 0033:0x7f8c11842daa [ 287.168120][ T29] RSP: 002b:00007fff0e02b5e8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 287.176643][ T29] RAX: ffffffffffffffda RBX: 00007fff0e02b600 RCX: 00007f8c11842daa [ 287.184686][ T29] RDX: 0000000020021140 RSI: 0000000020021180 RDI: 00007fff0e02b600 [ 287.192758][ T29] RBP: 0000000000000004 R08: 00007fff0e02b640 R09: 0000000000021177 [ 287.200802][ T29] R10: 0000000000008000 R11: 0000000000000282 R12: 0000000000008000 [ 287.208795][ T29] R13: 00007fff0e02b640 R14: 0000000000000003 R15: 0000000001000000 [ 287.216975][ T29] [ 287.220017][ T29] [ 287.220017][ T29] Showing all locks held in the system: [ 287.227798][ T29] 2 locks held by kworker/1:1/28: [ 287.232996][ T29] #0: ffff888014722938 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_scheduled_works+0x825/0x1420 [ 287.244900][ T29] #1: ffffc90000a4fd20 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_scheduled_works+0x825/0x1420 [ 287.256843][ T29] 1 lock held by khungtaskd/29: [ 287.261744][ T29] #0: ffffffff8d92d060 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 287.271719][ T29] 2 locks held by getty/4806: [ 287.276411][ T29] #0: ffff888025e400a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.286272][ T29] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b4/0x1e10 [ 287.296472][ T29] 1 lock held by syz-executor227/5055: [ 287.301991][ T29] #0: ffff8880798580e0 (&type->s_umount_key#46){+.+.}-{3:3}, at: get_tree_bdev+0x36e/0x5b0 [ 287.312227][ T29] [ 287.314560][ T29] ============================================= [ 287.314560][ T29] [ 287.323107][ T29] NMI backtrace for cpu 0 [ 287.327466][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0 [ 287.337278][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 287.347353][ T29] Call Trace: [ 287.350656][ T29] [ 287.353597][ T29] dump_stack_lvl+0x1e7/0x2d0 [ 287.358290][ T29] ? nf_tcp_handle_invalid+0x650/0x650 [ 287.363763][ T29] ? panic+0x850/0x850 [ 287.367843][ T29] ? vprintk_emit+0x607/0x720 [ 287.372542][ T29] ? printk_sprint+0x480/0x480 [ 287.377459][ T29] nmi_cpu_backtrace+0x498/0x4d0 [ 287.382436][ T29] ? nmi_trigger_cpumask_backtrace+0x310/0x310 [ 287.388620][ T29] ? _printk+0xd5/0x120 [ 287.392804][ T29] ? panic+0x850/0x850 [ 287.396893][ T29] ? __wake_up_klogd+0xcc/0x100 [ 287.401762][ T29] ? panic+0x850/0x850 [ 287.405852][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 287.411943][ T29] nmi_trigger_cpumask_backtrace+0x198/0x310 [ 287.417955][ T29] watchdog+0xfaf/0xff0 [ 287.422412][ T29] ? watchdog+0x1e9/0xff0 [ 287.426766][ T29] kthread+0x2d3/0x370 [ 287.430841][ T29] ? hungtask_pm_notify+0x90/0x90 [ 287.435906][ T29] ? kthread_blkcg+0xd0/0xd0 [ 287.440553][ T29] ret_from_fork+0x48/0x80 [ 287.445011][ T29] ? kthread_blkcg+0xd0/0xd0 [ 287.449631][ T29] ret_from_fork_asm+0x11/0x20 [ 287.454431][ T29] [ 287.457647][ T29] Sending NMI from CPU 0 to CPUs 1: [ 287.462927][ C1] NMI backtrace for cpu 1 [ 287.462938][ C1] CPU: 1 PID: 12 Comm: kworker/u4:1 Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0 [ 287.462956][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 287.462966][ C1] Workqueue: 0x0 (events_unbound) [ 287.462988][ C1] RIP: 0010:pvclock_clocksource_read_nowd+0x35/0xf0 [ 287.463019][ C1] Code: 41 54 53 50 49 89 fe 8b 2f eb 31 45 89 fc 41 80 ff 40 73 5d 44 89 e1 48 d3 e3 4c 89 2c 24 48 89 d8 48 f7 24 24 48 0f ac d0 20 <49> 8b 4e 10 41 0f b6 56 1d 41 8b 36 39 ee 89 f5 74 5d 0f 01 f9 66 [ 287.463032][ C1] RSP: 0018:ffffc90000117858 EFLAGS: 00000006 [ 287.463044][ C1] RAX: 00000043c32c54fa RBX: 0000004a89e1bec7 RCX: 0000000000000001 [ 287.463055][ C1] RDX: 0000000000000043 RSI: 0000000000000004 RDI: ffffffff907b7040 [ 287.463066][ C1] RBP: 0000000000000004 R08: ffff8880b993c343 R09: 1ffff11017327868 [ 287.463077][ C1] R10: dffffc0000000000 R11: ffffed1017327869 R12: ffffc90000117920 [ 287.463089][ C1] R13: 00000000e8ba357a R14: ffffffff907b7040 R15: 0000000000000001 [ 287.463099][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 287.463113][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.463124][ C1] CR2: 00005621f247e680 CR3: 000000000d730000 CR4: 00000000003506f0 [ 287.463137][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.463146][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.463156][ C1] Call Trace: [ 287.463162][ C1] [ 287.463167][ C1] ? nmi_cpu_backtrace+0x3be/0x4d0 [ 287.463189][ C1] ? read_lock_is_recursive+0x20/0x20 [ 287.463212][ C1] ? nmi_trigger_cpumask_backtrace+0x310/0x310 [ 287.463234][ C1] ? nmi_handle+0x2a/0x570 [ 287.463264][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 287.463287][ C1] ? nmi_handle+0x14c/0x570 [ 287.463307][ C1] ? nmi_handle+0x2a/0x570 [ 287.463329][ C1] ? pvclock_clocksource_read_nowd+0x35/0xf0 [ 287.463353][ C1] ? default_do_nmi+0x63/0x150 [ 287.463374][ C1] ? exc_nmi+0x121/0x210 [ 287.463394][ C1] ? end_repeat_nmi+0xf/0x2a [ 287.463424][ C1] ? pvclock_clocksource_read_nowd+0x35/0xf0 [ 287.463448][ C1] ? pvclock_clocksource_read_nowd+0x35/0xf0 [ 287.463474][ C1] ? pvclock_clocksource_read_nowd+0x35/0xf0 [ 287.463498][ C1] [ 287.463502][ C1] [ 287.463510][ C1] kvm_sched_clock_read+0x11/0x20 [ 287.463532][ C1] sched_clock+0x19/0x60 [ 287.463550][ C1] sched_clock_cpu+0x76/0x490 [ 287.463572][ C1] ? local_clock+0x20/0x20 [ 287.463588][ C1] ? do_raw_spin_unlock+0x13b/0x8b0 [ 287.463614][ C1] ? newidle_balance+0x2a8/0x1080 [ 287.463631][ C1] newidle_balance+0x475/0x1080 [ 287.463651][ C1] ? rcu_is_watching+0x15/0xb0 [ 287.463676][ C1] ? newidle_balance+0x2a8/0x1080 [ 287.463697][ C1] ? update_misfit_status+0x7e0/0x7e0 [ 287.463716][ C1] ? enqueue_task_fair+0xbf0/0xbf0 [ 287.463735][ C1] pick_next_task_fair+0x27a/0xdd0 [ 287.463756][ C1] __schedule+0x7ce/0x4ab0 [ 287.463790][ C1] ? release_firmware_map_entry+0x190/0x190 [ 287.463819][ C1] ? schedule+0x8e/0x260 [ 287.463838][ C1] ? __lock_acquire+0x1fd0/0x1fd0 [ 287.463859][ C1] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 287.463881][ C1] ? kthread_data+0x52/0xc0 [ 287.463905][ C1] ? schedule+0x8e/0x260 [ 287.463930][ C1] ? wq_worker_sleeping+0x66/0x240 [ 287.463948][ C1] ? schedule+0x8e/0x260 [ 287.463965][ C1] schedule+0x149/0x260 [ 287.463985][ C1] worker_thread+0xc26/0x1000 [ 287.464023][ C1] kthread+0x2d3/0x370 [ 287.464038][ C1] ? pr_cont_work+0x5e0/0x5e0 [ 287.464057][ C1] ? kthread_blkcg+0xd0/0xd0 [ 287.464074][ C1] ret_from_fork+0x48/0x80 [ 287.464092][ C1] ? kthread_blkcg+0xd0/0xd0 [ 287.464108][ C1] ret_from_fork_asm+0x11/0x20 [ 287.464140][ C1] [ 287.464146][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.218 msecs [ 287.465040][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 287.848313][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0 [ 287.858476][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 287.868974][ T29] Call Trace: [ 287.872286][ T29] [ 287.875264][ T29] dump_stack_lvl+0x1e7/0x2d0 [ 287.880113][ T29] ? nf_tcp_handle_invalid+0x650/0x650 [ 287.885593][ T29] ? panic+0x850/0x850 [ 287.890030][ T29] ? vscnprintf+0x5d/0x80 [ 287.894480][ T29] panic+0x349/0x850 [ 287.898399][ T29] ? nmi_trigger_cpumask_backtrace+0x244/0x310 [ 287.906329][ T29] ? __memcpy_flushcache+0x2b0/0x2b0 [ 287.911634][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 287.917749][ T29] ? preempt_schedule_thunk+0x1a/0x30 [ 287.923230][ T29] ? nmi_trigger_cpumask_backtrace+0x244/0x310 [ 287.929397][ T29] ? nmi_trigger_cpumask_backtrace+0x2c7/0x310 [ 287.935593][ T29] ? nmi_trigger_cpumask_backtrace+0x2cc/0x310 [ 287.941863][ T29] watchdog+0xfee/0xff0 [ 287.946038][ T29] ? watchdog+0x1e9/0xff0 [ 287.950393][ T29] kthread+0x2d3/0x370 [ 287.954472][ T29] ? hungtask_pm_notify+0x90/0x90 [ 287.959527][ T29] ? kthread_blkcg+0xd0/0xd0 [ 287.964756][ T29] ret_from_fork+0x48/0x80 [ 287.969192][ T29] ? kthread_blkcg+0xd0/0xd0 [ 287.973912][ T29] ret_from_fork_asm+0x11/0x20 [ 287.978881][ T29] [ 287.982165][ T29] Kernel Offset: disabled [ 287.986491][ T29] Rebooting in 86400 seconds..