block nbd5: shutting down sockets ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task systemd-udevd:10683 blocked for more than 140 seconds. Not tainted 4.19.202-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. systemd-udevd D26624 10683 4697 0x00000100 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 io_schedule+0xb5/0x120 kernel/sched/core.c:5181 wait_on_page_bit_common mm/filemap.c:1123 [inline] wait_on_page_bit+0x2c5/0x3f0 mm/filemap.c:1156 wait_on_page_locked include/linux/pagemap.h:531 [inline] wait_on_page_read mm/filemap.c:2795 [inline] do_read_cache_page+0x8ed/0x1170 mm/filemap.c:2834 read_mapping_page include/linux/pagemap.h:402 [inline] read_dev_sector+0xbf/0x500 block/partition-generic.c:671 read_part_sector block/partitions/check.h:38 [inline] adfspart_check_ICS+0x114/0xe70 block/partitions/acorn.c:366 check_partition+0x390/0x690 block/partitions/check.c:167 rescan_partitions+0x1b5/0x970 block/partition-generic.c:535 bdev_disk_changed+0x179/0x1b0 fs/block_dev.c:1435 __blkdev_get+0x1282/0x1480 fs/block_dev.c:1561 blkdev_get+0xb0/0x940 fs/block_dev.c:1627 blkdev_open+0x202/0x290 fs/block_dev.c:1788 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f2d474d7840 Code: Bad RIP value. RSP: 002b:00007fff0f30d968 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 000055ffaf052160 RCX: 00007f2d474d7840 RDX: 000055ffad8dafe3 RSI: 00000000000a0800 RDI: 000055ffaf053f30 RBP: 00007fff0f30dae0 R08: 000055ffad8da670 R09: 0000000000000010 R10: 000055ffad8dad0c R11: 0000000000000246 R12: 00007fff0f30da30 R13: 000055ffaf050880 R14: 0000000000000003 R15: 000000000000000e INFO: task syz-executor.5:10725 blocked for more than 140 seconds. Not tainted 4.19.202-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.5 D28648 10725 8132 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1015 [inline] __mutex_lock+0x604/0x1200 kernel/locking/mutex.c:1083 blkdev_put+0x30/0x520 fs/block_dev.c:1839 blkdev_close+0x86/0xb0 fs/block_dev.c:1888 __fput+0x2ce/0x890 fs/file_table.c:278 task_work_run+0x148/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4193fb Code: 8b 5c 24 2c 89 de 87 59 10 4c 8b 44 24 60 4c 8b 4c 24 40 48 89 ca 89 f3 4c 89 c9 4c 89 c0 85 db 0f 86 5a 02 00 00 ff cb 0f 1f <80> 00 00 00 00 48 83 fb 65 0f 83 fb 02 00 00 89 5c 24 2c 48 8d 34 RSP: 002b:00007ffdb5018e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00000000004193fb RDX: 0000001b2ff23348 RSI: ffffffff83770691 RDI: 0000000000000004 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b2ff21e7c R10: 0000000000000d7d R11: 0000000000000293 R12: 000000000056cb00 R13: 000000000056cb00 R14: 000000000056bf80 R15: 000000000009e773 INFO: task syz-executor.5:10735 blocked for more than 140 seconds. Not tainted 4.19.202-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.5 D28560 10735 8132 0x00000006 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1015 [inline] __mutex_lock+0x604/0x1200 kernel/locking/mutex.c:1083 blkdev_put+0x30/0x520 fs/block_dev.c:1839 blkdev_close+0x86/0xb0 fs/block_dev.c:1888 __fput+0x2ce/0x890 fs/file_table.c:278 task_work_run+0x148/0x1c0 kernel/task_work.c:113 get_signal+0x1b64/0x1f70 kernel/signal.c:2400 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665e9 Code: Bad RIP value. RSP: 002b:00007f7fca28f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: fffffffffffffe00 RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffdb5018dff R14: 00007f7fca28f300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 00000000b26e8ddf (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7805: #0: 0000000063110532 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 1 lock held by systemd-udevd/10683: #0: 00000000adb9b5d3 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480 fs/block_dev.c:1478 1 lock held by syz-executor.5/10725: #0: 00000000adb9b5d3 (&bdev->bd_mutex){+.+.}, at: blkdev_put+0x30/0x520 fs/block_dev.c:1839 1 lock held by syz-executor.5/10735: #0: 00000000adb9b5d3 (&bdev->bd_mutex){+.+.}, at: blkdev_put+0x30/0x520 fs/block_dev.c:1839 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.202-syzkaller #0 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+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 103 Comm: kworker/u4:2 Not tainted 4.19.202-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy2 ieee80211_iface_work RIP: 0010:secpath_reset include/net/xfrm.h:1144 [inline] RIP: 0010:skb_release_head_state+0xf4/0x2c0 net/core/skbuff.c:622 Code: 89 ee e8 df 13 f2 fa 45 84 ed 0f 85 55 01 00 00 e8 a1 12 f2 fa 4c 89 e2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 <0f> 85 93 01 00 00 4c 8d 6b 60 48 c7 43 68 00 00 00 00 48 b8 00 00 RSP: 0018:ffff8880b53cfc80 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff8880a0077a40 RCX: ffffffff86706f4b RDX: 1ffff1101400ef55 RSI: ffffffff86706fef RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000007 R11: 0000000000000000 R12: ffff8880a0077aa8 R13: 0000000000000080 R14: ffffffff879b1239 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f695795e018 CR3: 00000000a12c8000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: skb_release_all net/core/skbuff.c:638 [inline] __kfree_skb net/core/skbuff.c:654 [inline] kfree_skb+0xe1/0x3d0 net/core/skbuff.c:672 ieee80211_iface_work+0x289/0x8a0 net/mac80211/iface.c:1353 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415