./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3309700325 <...> Warning: Permanently added '10.128.0.21' (ECDSA) to the list of known hosts. execve("./syz-executor3309700325", ["./syz-executor3309700325"], 0x7ffe836982a0 /* 10 vars */) = 0 brk(NULL) = 0x555556b0d000 brk(0x555556b0dc40) = 0x555556b0dc40 arch_prctl(ARCH_SET_FS, 0x555556b0d300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3309700325", 4096) = 28 brk(0x555556b2ec40) = 0x555556b2ec40 brk(0x555556b2f000) = 0x555556b2f000 mprotect(0x7f19da49c000, 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, child_tidptr=0x555556b0d5d0) = 3631 ./strace-static-x86_64: Process 3631 attached [pid 3631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3631] setpgid(0, 0) = 0 [pid 3631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3631] write(3, "1000", 4) = 4 [pid 3631] close(3) = 0 [pid 3631] memfd_create("syzkaller", 0) = 3 [pid 3631] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f19d1fa6000 [pid 3631] 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 3631] munmap(0x7f19d1fa6000, 16777216) = 0 [pid 3631] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 3631] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 3631] close(3) = 0 [pid 3631] mkdir("./file0", 0777) = 0 [ 56.777045][ T3631] loop0: detected capacity change from 0 to 32768 [ 56.792849][ T3631] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 56.801270][ T3631] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 56.825200][ T3631] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 56.835082][ T151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 56.841927][ T151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 56.894737][ T151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 52ms [ 56.904837][ T151] gfs2: fsid=syz:syz.0: jid=0: Done [ 56.910508][ T3631] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 57.053804][ T3631] syz-executor330: attempt to access beyond end of device [ 57.053804][ T3631] loop0: rw=12288, sector=10995116295448, nr_sectors = 2 limit=32768 [ 57.069100][ T3631] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1474 [ 57.083176][ T3631] CPU: 0 PID: 3631 Comm: syz-executor330 Not tainted 6.1.0-rc8-syzkaller-00035-gf3e8416619ce #0 [ 57.093603][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 57.103655][ T3631] Call Trace: [ 57.106925][ T3631] [ 57.109853][ T3631] dump_stack_lvl+0x1b1/0x28e [ 57.114543][ T3631] ? nf_tcp_handle_invalid+0x62e/0x62e [ 57.119995][ T3631] ? panic+0x710/0x710 [ 57.124062][ T3631] ? do_raw_spin_unlock+0x134/0x8a0 [ 57.129261][ T3631] gfs2_assert_warn_i+0x19a/0x2e0 [ 57.134284][ T3631] gfs2_quota_cleanup+0x4c6/0x6b0 [ 57.139310][ T3631] gfs2_quota_init+0xf41/0x10f0 [ 57.144171][ T3631] ? qd_get+0x5d0/0x5d0 [ 57.148332][ T3631] ? gfs2_end_log_write+0x7e0/0x7e0 [ 57.153517][ T3631] ? inode_go_inval+0x12a/0x2b0 [ 57.158365][ T3631] ? inode_go_inval+0x252/0x2b0 [ 57.163227][ T3631] gfs2_make_fs_rw+0x48e/0x590 [ 57.167984][ T3631] ? gfs2_jdesc_check+0x290/0x290 [ 57.173010][ T3631] ? gfs2_glock_wait+0x213/0x2a0 [ 57.177946][ T3631] gfs2_fill_super+0x2357/0x2700 [ 57.182889][ T3631] ? gfs2_reconfigure+0xce0/0xce0 [ 57.187906][ T3631] ? ptr_to_hashval+0x70/0x70 [ 57.192594][ T3631] ? up_write+0x19a/0x580 [ 57.196919][ T3631] ? init_locking+0xbd/0x220 [ 57.201512][ T3631] ? gfs2_fill_super+0x20b1/0x2700 [ 57.206612][ T3631] ? set_blocksize+0x1d5/0x360 [ 57.211373][ T3631] get_tree_bdev+0x400/0x620 [ 57.215961][ T3631] ? gfs2_reconfigure+0xce0/0xce0 [ 57.220981][ T3631] gfs2_get_tree+0x50/0x210 [ 57.225476][ T3631] ? bpf_lsm_capable+0x5/0x10 [ 57.230146][ T3631] vfs_get_tree+0x88/0x270 [ 57.234553][ T3631] do_new_mount+0x289/0xad0 [ 57.239049][ T3631] ? do_move_mount_old+0x150/0x150 [ 57.244155][ T3631] ? user_path_at_empty+0x149/0x1a0 [ 57.249341][ T3631] __se_sys_mount+0x2d3/0x3c0 [ 57.254009][ T3631] ? __x64_sys_mount+0xc0/0xc0 [ 57.258761][ T3631] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 57.264745][ T3631] ? __x64_sys_mount+0x1c/0xc0 [ 57.269499][ T3631] do_syscall_64+0x3d/0xb0 [ 57.273905][ T3631] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.279790][ T3631] RIP: 0033:0x7f19da3f458a [ 57.284194][ T3631] Code: 48 c7 c2 c0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 a8 00 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 57.304222][ T3631] RSP: 002b:00007ffd6b2d69e8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 57.312629][ T3631] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19da3f458a [ 57.320586][ T3631] RDX: 0000000020000040 RSI: 000000002003b300 RDI: 00007ffd6b2d6a00 [ 57.328632][ T3631] RBP: 00007ffd6b2d6a00 R08: 00007ffd6b2d6a40 R09: 0000000000000002 [ 57.336593][ T3631] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004 [ 57.344843][ T3631] R13: 0000555556b0d2c0 R14: 0000000000000000 R15: 00007ffd6b2d6a40 [ 57.353268][ T3631] [ 57.364434][ T3631] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [pid 3631] mount("/dev/loop0", "./file0", "gfs2", 0, "" [pid 3630] kill(-3631, SIGKILL) = 0 [pid 3630] kill(3631, SIGKILL) = 0 [pid 3630] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3630] fstat(3, {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 [pid 3630] getdents64(3, 0x555556b0e620 /* 2 entries */, 32768) = 48 [pid 3630] getdents64(3, 0x555556b0e620 /* 0 entries */, 32768) = 0 [pid 3630] close(3) = 0 [ 76.265526][ T14] cfg80211: failed to load regulatory.db [ 286.183680][ T28] INFO: task kworker/0:1H:120 blocked for more than 143 seconds. [ 286.191496][ T28] Not tainted 6.1.0-rc8-syzkaller-00035-gf3e8416619ce #0 [ 286.199144][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.207865][ T28] task:kworker/0:1H state:D stack:23480 pid:120 ppid:2 flags:0x00004000 [ 286.217139][ T28] Workqueue: glock_workqueue glock_work_func [ 286.223290][ T28] Call Trace: [ 286.226608][ T28] [ 286.229571][ T28] __schedule+0x8c9/0xd70 [ 286.234064][ T28] ? release_firmware_map_entry+0x185/0x185 [ 286.239967][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.245233][ T28] ? lockdep_hardirqs_on+0x8d/0x130 [ 286.250451][ T28] schedule+0xcb/0x190 [ 286.254584][ T28] rwsem_down_write_slowpath+0xfc1/0x1480 [ 286.260326][ T28] ? rwsem_down_read_slowpath+0x930/0x930 [ 286.266084][ T28] ? read_lock_is_recursive+0x10/0x10 [ 286.271551][ T28] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 286.277662][ T28] ? mark_lock+0x9a/0x350 [ 286.282009][ T28] ? do_xmote+0x325/0x13d0 [ 286.286472][ T28] down_write+0x231/0x270 [ 286.290811][ T28] ? down_read_killable+0x80/0x80 [ 286.295902][ T28] ? do_xmote+0x325/0x13d0 [ 286.300320][ T28] ? __lock_acquire+0x1f60/0x1f60 [ 286.305393][ T28] freeze_super+0x45/0x420 [ 286.309864][ T28] freeze_go_sync+0x178/0x340 [ 286.314604][ T28] do_xmote+0x34d/0x13d0 [ 286.318855][ T28] glock_work_func+0x2c2/0x450 [ 286.323673][ T28] process_one_work+0x877/0xdb0 [ 286.328642][ T28] ? worker_detach_from_pool+0x260/0x260 [ 286.334351][ T28] ? _raw_spin_lock_irq+0xba/0xf0 [ 286.339394][ T28] ? _raw_spin_lock_irqsave+0x100/0x100 [ 286.345011][ T28] worker_thread+0xb14/0x1330 [ 286.349698][ T28] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 286.355668][ T28] kthread+0x266/0x300 [ 286.359804][ T28] ? rcu_lock_release+0x20/0x20 [ 286.364695][ T28] ? kthread_blkcg+0xd0/0xd0 [ 286.369285][ T28] ret_from_fork+0x1f/0x30 [ 286.373780][ T28] [ 286.376839][ T28] INFO: task syz-executor330:3631 blocked for more than 143 seconds. [ 286.384925][ T28] Not tainted 6.1.0-rc8-syzkaller-00035-gf3e8416619ce #0 [ 286.392481][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.401196][ T28] task:syz-executor330 state:D stack:20176 pid:3631 ppid:3630 flags:0x00004004 [ 286.410432][ T28] Call Trace: [ 286.413760][ T28] [ 286.416694][ T28] __schedule+0x8c9/0xd70 [ 286.421105][ T28] ? release_firmware_map_entry+0x185/0x185 [ 286.427048][ T28] ? do_wait_for_common+0x3e0/0x560 [ 286.432340][ T28] schedule+0xcb/0x190 [ 286.436461][ T28] schedule_timeout+0x98/0x2f0 [ 286.441245][ T28] ? console_conditional_schedule+0x40/0x40 [ 286.447222][ T28] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 286.453216][ T28] ? print_irqtrace_events+0x220/0x220 [ 286.458769][ T28] ? do_raw_spin_unlock+0x134/0x8a0 [ 286.464025][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.469239][ T28] ? lockdep_hardirqs_on+0x8d/0x130 [ 286.474502][ T28] do_wait_for_common+0x3ea/0x560 [ 286.479543][ T28] ? console_conditional_schedule+0x40/0x40 [ 286.485484][ T28] ? bit_wait_io_timeout+0x110/0x110 [ 286.490775][ T28] ? _raw_spin_lock_irq+0xba/0xf0 [ 286.495856][ T28] ? _raw_spin_lock_irqsave+0x100/0x100 [ 286.501409][ T28] ? flush_workqueue_prep_pwqs+0x458/0x4c0 [ 286.507347][ T28] wait_for_completion+0x46/0x60 [ 286.512290][ T28] __flush_workqueue+0x74a/0x1680 [ 286.517438][ T28] ? rcu_work_rcufn+0x120/0x120 [ 286.522470][ T28] ? glock_hash_walk+0x172/0x1c0 [ 286.527466][ T28] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 286.533452][ T28] gfs2_gl_hash_clear+0xbe/0x300 [ 286.538501][ T28] ? withdraw_dq+0x240/0x240 [ 286.543098][ T28] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 286.549046][ T28] ? _raw_spin_unlock+0x40/0x40 [ 286.553971][ T28] ? complete_all+0x29/0x1e0 [ 286.558612][ T28] ? init_locking+0x99/0x220 [ 286.563199][ T28] gfs2_fill_super+0x2202/0x2700 [ 286.568197][ T28] ? gfs2_reconfigure+0xce0/0xce0 [ 286.573230][ T28] ? ptr_to_hashval+0x70/0x70 [ 286.577983][ T28] ? up_write+0x19a/0x580 [ 286.582320][ T28] ? set_blocksize+0x1d5/0x360 [ 286.587201][ T28] get_tree_bdev+0x400/0x620 [ 286.591803][ T28] ? gfs2_reconfigure+0xce0/0xce0 [ 286.596911][ T28] gfs2_get_tree+0x50/0x210 [ 286.601423][ T28] ? bpf_lsm_capable+0x5/0x10 [ 286.606231][ T28] vfs_get_tree+0x88/0x270 [ 286.610650][ T28] do_new_mount+0x289/0xad0 [ 286.615235][ T28] ? do_move_mount_old+0x150/0x150 [ 286.620348][ T28] ? user_path_at_empty+0x149/0x1a0 [ 286.625629][ T28] __se_sys_mount+0x2d3/0x3c0 [ 286.630584][ T28] ? __x64_sys_mount+0xc0/0xc0 [ 286.635419][ T28] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 286.641407][ T28] ? __x64_sys_mount+0x1c/0xc0 [ 286.646213][ T28] do_syscall_64+0x3d/0xb0 [ 286.650631][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 286.656759][ T28] RIP: 0033:0x7f19da3f458a [ 286.661200][ T28] RSP: 002b:00007ffd6b2d69e8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 286.669755][ T28] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19da3f458a [ 286.677776][ T28] RDX: 0000000020000040 RSI: 000000002003b300 RDI: 00007ffd6b2d6a00 [ 286.685781][ T28] RBP: 00007ffd6b2d6a00 R08: 00007ffd6b2d6a40 R09: 0000000000000002 [ 286.693796][ T28] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000004 [ 286.701839][ T28] R13: 0000555556b0d2c0 R14: 0000000000000000 R15: 00007ffd6b2d6a40 [ 286.709862][ T28] [ 286.712899][ T28] [ 286.712899][ T28] Showing all locks held in the system: [ 286.720692][ T28] 1 lock held by rcu_tasks_kthre/12: [ 286.726033][ T28] #0: ffffffff8d127330 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 [ 286.736565][ T28] 1 lock held by rcu_tasks_trace/13: [ 286.741843][ T28] #0: ffffffff8d127b30 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00 [ 286.752913][ T28] 1 lock held by khungtaskd/28: [ 286.757820][ T28] #0: ffffffff8d127160 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 286.767210][ T28] 3 locks held by kworker/0:1H/120: [ 286.772399][ T28] #0: ffff8880194f5d38 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x7f2/0xdb0 [ 286.783550][ T28] #1: ffffc90002587d00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x831/0xdb0 [ 286.795547][ T28] #2: ffff888026c2c0e0 (&type->s_umount_key#42){+.+.}-{3:3}, at: freeze_super+0x45/0x420 [ 286.805702][ T28] 2 locks held by getty/3308: [ 286.810375][ T28] #0: ffff888028211098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 286.820247][ T28] #1: ffffc900031262f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x53b/0x1650 [ 286.830383][ T28] 1 lock held by syz-executor330/3631: [ 286.835885][ T28] #0: ffff888026c2c0e0 (&type->s_umount_key#41/1){+.+.}-{3:3}, at: alloc_super+0x212/0x920 [ 286.846068][ T28] [ 286.848389][ T28] ============================================= [ 286.848389][ T28] [ 286.856837][ T28] NMI backtrace for cpu 0 [ 286.861164][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00035-gf3e8416619ce #0 [ 286.870954][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 286.880995][ T28] Call Trace: [ 286.884271][ T28] [ 286.887199][ T28] dump_stack_lvl+0x1b1/0x28e [ 286.891869][ T28] ? nf_tcp_handle_invalid+0x62e/0x62e [ 286.897314][ T28] ? panic+0x710/0x710 [ 286.901370][ T28] ? console_unlock+0x281/0x6f0 [ 286.906243][ T28] ? console_trylock_spinning+0x410/0x410 [ 286.911951][ T28] ? nmi_cpu_backtrace+0x205/0x4f0 [ 286.917051][ T28] nmi_cpu_backtrace+0x46f/0x4f0 [ 286.921982][ T28] ? vprintk_emit+0x109/0x1e0 [ 286.926651][ T28] ? nmi_trigger_cpumask_backtrace+0x420/0x420 [ 286.932791][ T28] ? _printk+0xc0/0x100 [ 286.936938][ T28] ? panic+0x710/0x710 [ 286.940996][ T28] ? __wake_up_klogd+0xcd/0x100 [ 286.945839][ T28] ? panic+0x710/0x710 [ 286.949896][ T28] ? nmi_trigger_cpumask_backtrace+0xc9/0x420 [ 286.955955][ T28] nmi_trigger_cpumask_backtrace+0x1ba/0x420 [ 286.961923][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.968037][ T28] watchdog+0xcf5/0xd40 [ 286.972217][ T28] kthread+0x266/0x300 [ 286.976274][ T28] ? hungtask_pm_notify+0x50/0x50 [ 286.981288][ T28] ? kthread_blkcg+0xd0/0xd0 [ 286.985867][ T28] ret_from_fork+0x1f/0x30 [ 286.990285][ T28] [ 286.993395][ T28] Sending NMI from CPU 0 to CPUs 1: [ 286.998647][ C1] NMI backtrace for cpu 1 [ 286.998656][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.1.0-rc8-syzkaller-00035-gf3e8416619ce #0 [ 286.998670][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 286.998678][ C1] RIP: 0010:debug_smp_processor_id+0x7/0x10 [ 286.998700][ C1] Code: e8 0e 97 d7 f9 e9 50 ff ff ff 48 c7 c7 00 44 1c 8d 48 89 de e8 fa 96 d7 f9 e9 64 ff ff ff cc cc cc cc cc 48 c7 c7 40 3f 4b 8b <48> c7 c6 80 3f 4b 8b eb 00 41 57 41 56 41 54 53 48 83 ec 10 65 48 [ 286.998711][ C1] RSP: 0018:ffffc90000177a88 EFLAGS: 00000093 [ 286.998723][ C1] RAX: ffffffff8179e533 RBX: ffff8880b992839d RCX: ffff888012a29d40 [ 286.998733][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff8b4b3f40 [ 286.998742][ C1] RBP: ffffffffffffff01 R08: dffffc0000000000 R09: ffffed1017325069 [ 286.998751][ C1] R10: ffffed1017325069 R11: 1ffff11017325068 R12: ffff8880b9928340 [ 286.998760][ C1] R13: 1ffff11017325071 R14: 00000042d0b03c33 R15: 00000042d6a61d33 [ 286.998769][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 286.998780][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.998788][ C1] CR2: 000055b144b2f000 CR3: 000000000ce8e000 CR4: 00000000003506e0 [ 286.998800][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 286.998807][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 286.998815][ C1] Call Trace: [ 286.998819][ C1] [ 286.998823][ C1] hrtimer_get_next_event+0x18/0x810 [ 286.998874][ C1] ? do_raw_spin_unlock+0x134/0x8a0 [ 286.998891][ C1] ? ktime_get+0x95/0x2b0 [ 286.998907][ C1] get_next_timer_interrupt+0x311/0x430 [ 286.998943][ C1] tick_nohz_next_event+0x383/0x5f0 [ 286.999000][ C1] ? can_stop_idle_tick+0x1e0/0x1e0 [ 286.999016][ C1] ? do_raw_spin_unlock+0x134/0x8a0 [ 286.999038][ C1] tick_nohz_get_sleep_length+0x132/0x1f0 [ 286.999058][ C1] menu_select+0x5d1/0x1d30 [ 286.999097][ C1] ? print_irqtrace_events+0x220/0x220 [ 286.999114][ C1] ? lockdep_hardirqs_on+0x8d/0x130 [ 286.999130][ C1] ? tick_nohz_idle_enter+0x211/0x2e0 [ 286.999148][ C1] ? menu_enable_device+0x370/0x370 [ 286.999164][ C1] ? tsc_verify_tsc_adjust+0x7f/0x250 [ 286.999188][ C1] do_idle+0x339/0x640 [ 286.999220][ C1] ? idle_inject_timer_fn+0x60/0x60 [ 286.999242][ C1] cpu_startup_entry+0x15/0x20 [ 286.999255][ C1] start_secondary+0xe4/0xf0 [ 286.999269][ C1] secondary_startup_64_no_verify+0xcf/0xdb [ 286.999294][ C1] [ 286.999644][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 287.247075][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00035-gf3e8416619ce #0 [ 287.256869][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 287.266910][ T28] Call Trace: [ 287.270177][ T28] [ 287.273103][ T28] dump_stack_lvl+0x1b1/0x28e [ 287.277777][ T28] ? nf_tcp_handle_invalid+0x62e/0x62e [ 287.283226][ T28] ? panic+0x710/0x710 [ 287.287290][ T28] ? vscnprintf+0x59/0x80 [ 287.291608][ T28] panic+0x2d6/0x710 [ 287.295508][ T28] ? nmi_trigger_cpumask_backtrace+0x2d0/0x420 [ 287.301651][ T28] ? memcpy_page_flushcache+0xfc/0xfc [ 287.307017][ T28] ? nmi_trigger_cpumask_backtrace+0x2d9/0x420 [ 287.313156][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 287.319210][ T28] watchdog+0xd35/0xd40 [ 287.323363][ T28] kthread+0x266/0x300 [ 287.327418][ T28] ? hungtask_pm_notify+0x50/0x50 [ 287.332430][ T28] ? kthread_blkcg+0xd0/0xd0 [ 287.337007][ T28] ret_from_fork+0x1f/0x30 [ 287.341424][ T28] [ 287.344588][ T28] Kernel Offset: disabled [ 287.348905][ T28] Rebooting in 86400 seconds..