Warning: Permanently added '10.128.10.47' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 441.286162] ieee802154 phy0 wpan0: encryption failed: -22 [ 441.291897] ieee802154 phy1 wpan1: encryption failed: -22 [ 502.720801] ieee802154 phy0 wpan0: encryption failed: -22 [ 502.726381] ieee802154 phy1 wpan1: encryption failed: -22 [ 564.154739] ieee802154 phy0 wpan0: encryption failed: -22 [ 564.160302] ieee802154 phy1 wpan1: encryption failed: -22 [ 574.392841] INFO: task syz-executor140:8107 blocked for more than 140 seconds. [ 574.400259] Not tainted 4.19.211-syzkaller #0 [ 574.406223] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 574.414478] syz-executor140 D27200 8107 8100 0x00000004 [ 574.420112] Call Trace: [ 574.423060] __schedule+0x887/0x2040 [ 574.426777] ? io_schedule_timeout+0x140/0x140 [ 574.431340] ? _raw_spin_unlock+0x29/0x40 [ 574.435932] schedule+0x8d/0x1b0 [ 574.439301] fuse_wait_on_page_writeback.isra.0+0x11b/0x170 [ 574.445363] ? fuse_do_ioctl+0x1850/0x1850 [ 574.449596] ? wait_woken+0x250/0x250 [ 574.453836] ? fuse_writepage_locked+0xb63/0x1010 [ 574.458674] ? fuse_writepage_locked+0x1010/0x1010 [ 574.463914] fuse_launder_page+0xb6/0xe0 [ 574.467985] invalidate_inode_pages2_range+0x795/0x1110 [ 574.473679] ? clear_shadow_entry+0x170/0x170 [ 574.478179] ? fuse_file_alloc+0x1d9/0x270 [ 574.482399] ? do_raw_spin_unlock+0x171/0x230 [ 574.487544] ? _raw_spin_unlock+0x29/0x40 [ 574.491699] ? fuse_do_open+0x1c4/0x500 [ 574.496008] fuse_finish_open+0x2e2/0x590 [ 574.500164] fuse_open_common+0x254/0x2c0 [ 574.504731] do_dentry_open+0x4aa/0x1160 [ 574.508794] ? fuse_open_common+0x2c0/0x2c0 [ 574.513432] ? inode_permission.part.0+0x10c/0x450 [ 574.518454] ? chown_common+0x550/0x550 [ 574.522410] ? inode_permission+0x3d/0x140 [ 574.526975] path_openat+0x793/0x2df0 [ 574.530786] ? path_lookupat+0x8d0/0x8d0 [ 574.535166] ? mark_held_locks+0xf0/0xf0 [ 574.539234] do_filp_open+0x18c/0x3f0 [ 574.543366] ? may_open_dev+0xf0/0xf0 [ 574.547171] ? lock_downgrade+0x720/0x720 [ 574.551694] ? lock_acquire+0x170/0x3c0 [ 574.556043] ? __alloc_fd+0x34/0x570 [ 574.559770] ? do_raw_spin_unlock+0x171/0x230 [ 574.564614] ? _raw_spin_unlock+0x29/0x40 [ 574.568772] ? __alloc_fd+0x28d/0x570 [ 574.572571] do_sys_open+0x3b3/0x520 [ 574.576651] ? filp_open+0x70/0x70 [ 574.580198] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 574.585891] ? trace_hardirqs_off_caller+0x6e/0x210 [ 574.590916] ? do_syscall_64+0x21/0x620 [ 574.595222] do_syscall_64+0xf9/0x620 [ 574.599043] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 574.604551] RIP: 0033:0x7eff31446ae9 [ 574.608281] Code: Bad RIP value. [ 574.611632] RSP: 002b:00007eff313f72f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 574.619664] RAX: ffffffffffffffda RBX: 00007eff314d74c0 RCX: 00007eff31446ae9 [ 574.627173] RDX: 0000000000000000 RSI: 0000000000000700 RDI: 0000000020000100 [ 574.634702] RBP: 00007eff314a416c R08: 0000000000000000 R09: 0000000000000000 [ 574.641972] R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e [ 574.649571] R13: 00007eff314a0160 R14: 00007eff314a2168 R15: 00007eff314d74c8 [ 574.657118] [ 574.657118] Showing all locks held in the system: [ 574.663770] 1 lock held by khungtaskd/1570: [ 574.668086] #0: 00000000b2b93d4a (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 [ 574.677058] 1 lock held by in:imklog/7801: [ 574.681287] #0: 00000000f8094a39 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 [ 574.689762] 2 locks held by syz-executor140/8107: [ 574.694798] #0: 0000000008530df4 (sb_writers#11){.+.+}, at: mnt_want_write+0x3a/0xb0 [ 574.702873] #1: 00000000b1e337e8 (&sb->s_type->i_mutex_key#17){+.+.}, at: fuse_open_common+0x1bc/0x2c0 [ 574.712472] [ 574.714179] ============================================= [ 574.714179] [ 574.721193] NMI backtrace for cpu 0 [ 574.724894] CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 574.732331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 574.741674] Call Trace: [ 574.744257] dump_stack+0x1fc/0x2ef [ 574.747876] nmi_cpu_backtrace.cold+0x63/0xa2 [ 574.752360] ? lapic_can_unplug_cpu+0x80/0x80 [ 574.756838] nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 [ 574.762098] watchdog+0x991/0xe60 [ 574.765536] ? reset_hung_task_detector+0x30/0x30 [ 574.770360] kthread+0x33f/0x460 [ 574.773704] ? kthread_park+0x180/0x180 [ 574.777661] ret_from_fork+0x24/0x30 [ 574.781454] Sending NMI from CPU 0 to CPUs 1: [ 574.786477] NMI backtrace for cpu 1 [ 574.786483] CPU: 1 PID: 10 Comm: rcu_preempt Not tainted 4.19.211-syzkaller #0 [ 574.786489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 574.786493] RIP: 0010:rcu_read_lock_sched_held+0x0/0x1d0 [ 574.786504] Code: c7 c7 60 f1 45 8a e8 8f b0 47 00 eb 81 e8 b8 f4 e6 ff 0f 1f 84 00 00 00 00 00 e9 bb fe ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 <48> c7 c0 44 e0 26 8b 55 48 ba 00 00 00 00 00 fc ff df 48 89 c1 53 [ 574.786508] RSP: 0018:ffff8880b5a67b60 EFLAGS: 00000093 [ 574.786516] RAX: ffff8880b5a4e280 RBX: ffff8880b5a67cc0 RCX: ffffffff81537ec8 [ 574.786521] RDX: 0000000000000000 RSI: ffffffff81537f17 RDI: 0000000000000001 [ 574.786526] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 574.786531] R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880ba122d18 [ 574.786536] R13: 0000000000000001 R14: ffff8880b5a67cc8 R15: 00000000ffffffff [ 574.786541] FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 574.786545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 574.786550] CR2: 00007f6102571010 CR3: 00000000a0cc0000 CR4: 00000000003406e0 [ 574.786555] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 574.786560] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 574.786563] Call Trace: [ 574.786566] detach_if_pending+0x39c/0x460 [ 574.786570] try_to_del_timer_sync+0xaa/0x110 [ 574.786574] ? detach_if_pending+0x460/0x460 [ 574.786577] ? del_timer_sync+0x75/0x270 [ 574.786580] ? del_timer_sync+0x1cc/0x270 [ 574.786584] del_timer_sync+0x1a4/0x270 [ 574.786587] schedule_timeout+0x4d7/0xfe0 [ 574.786591] ? prepare_to_swait_event+0x5b/0x540 [ 574.786594] ? usleep_range+0x170/0x170 [ 574.786598] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 574.786602] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 574.786606] ? collect_expired_timers+0x2a0/0x2a0 [ 574.786609] ? swake_up_all+0x340/0x340 [ 574.786613] rcu_gp_kthread+0xdad/0x21c0 [ 574.786616] ? lock_acquire+0x170/0x3c0 [ 574.786620] ? __rcu_read_unlock+0x160/0x160 [ 574.786624] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 574.786627] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 574.786631] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 574.786635] ? __kthread_parkme+0x133/0x1e0 [ 574.786639] ? __rcu_read_unlock+0x160/0x160 [ 574.786642] kthread+0x33f/0x460 [ 574.786645] ? kthread_park+0x180/0x180 [ 574.786648] ret_from_fork+0x24/0x30 [ 574.787049] Kernel panic - not syncing: hung_task: blocked tasks [ 575.020495] CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 575.027926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 575.037256] Call Trace: [ 575.039835] dump_stack+0x1fc/0x2ef [ 575.043496] panic+0x26a/0x50e [ 575.046667] ? __warn_printk+0xf3/0xf3 [ 575.050536] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 575.055620] ? cpumask_next+0x3c/0x40 [ 575.059486] ? printk_safe_flush+0xd6/0x120 [ 575.063786] ? watchdog+0x991/0xe60 [ 575.067392] ? nmi_trigger_cpumask_backtrace+0x15e/0x1f0 [ 575.072822] watchdog+0x9a2/0xe60 [ 575.076257] ? reset_hung_task_detector+0x30/0x30 [ 575.081080] kthread+0x33f/0x460 [ 575.084424] ? kthread_park+0x180/0x180 [ 575.088382] ret_from_fork+0x24/0x30 [ 575.092398] Kernel Offset: disabled [ 575.096016] Rebooting in 86400 seconds..