ieee802154 phy0 wpan0: encryption failed: -22
ieee802154 phy1 wpan1: encryption failed: -22
Bluetooth: hci3: command 0x0406 tx timeout
ieee802154 phy0 wpan0: encryption failed: -22
ieee802154 phy1 wpan1: encryption failed: -22
INFO: task syz-executor.4:32227 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D28648 32227  26107 0x80000000
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
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline]
 rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309
 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:83 [inline]
 down_read+0x44/0x80 kernel/locking/rwsem.c:26
 exit_mm kernel/exit.c:512 [inline]
 do_exit+0x6e4/0x2be0 kernel/exit.c:857
 do_group_exit+0x125/0x310 kernel/exit.c:967
 __do_sys_exit_group kernel/exit.c:978 [inline]
 __se_sys_exit_group kernel/exit.c:976 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:976
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f087f34d109
Code: Bad RIP value.
RSP: 002b:00007ffe8cb2c988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f087f34d109
RDX: 00007f087f2ffd4b RSI: ffffffffffffffb8 RDI: 0000000000000000
RBP: 0000000000000000 R08: 000000e298876c1e R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffe8cb2ca70
INFO: task syz-executor.4:32246 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D26752 32246  26107 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
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline]
 rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309
 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:83 [inline]
 down_read+0x44/0x80 kernel/locking/rwsem.c:26
 __do_page_fault+0x97f/0xd60 arch/x86/mm/fault.c:1348
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205
RIP: 0010:fault_in_pages_readable include/linux/pagemap.h:602 [inline]
RIP: 0010:iov_iter_fault_in_readable+0x18b/0x3f0 lib/iov_iter.c:421
Code: 39 f3 76 18 eb 3c e8 a4 88 ee fd 48 81 c3 00 10 00 00 48 39 1c 24 0f 82 94 01 00 00 e8 8e 88 ee fd 0f 01 cb 0f ae e8 45 31 f6 <8a> 13 0f 01 ca 31 ff 44 89 f6 88 54 24 38 e8 e2 89 ee fd 45 85 f6
RSP: 0018:ffff88802c9f79e0 EFLAGS: 00050246
RAX: ffff8880a0852040 RBX: 00000000201e22c0 RCX: ffffffff8373fcb6
RDX: 0000000000000000 RSI: ffffffff8373fce2 RDI: 0000000000000005
RBP: 1ffff1100593ef3d R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000001000
R13: 0000000000001000 R14: 0000000000000000 R15: ffff88802c9f7d20
 generic_perform_write+0x15d/0x4d0 mm/filemap.c:3160
 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295
 ext4_file_write_iter+0x2fe/0xf20 fs/ext4/file.c:272
 call_write_iter include/linux/fs.h:1821 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x51b/0x770 fs/read_write.c:487
 vfs_write+0x1f3/0x540 fs/read_write.c:549
 ksys_write+0x12b/0x2a0 fs/read_write.c:599
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f087f34d109
Code: Bad RIP value.
RSP: 002b:00007f087dcc2168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f087f45ff60 RCX: 00007f087f34d109
RDX: 000000000208e24b RSI: 00000000200002c0 RDI: 0000000000000006
RBP: 00007f087f3a705d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe8cb2c74f R14: 00007f087dcc2300 R15: 0000000000022000
INFO: task syz-executor.4:32265 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D29664 32265  26107 0x80000000
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
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline]
 rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309
 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:83 [inline]
 down_read+0x44/0x80 kernel/locking/rwsem.c:26
 exit_mm kernel/exit.c:512 [inline]
 do_exit+0x6e4/0x2be0 kernel/exit.c:857
 do_group_exit+0x125/0x310 kernel/exit.c:967
 get_signal+0x3f2/0x1f70 kernel/signal.c:2589
 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: 0033:0x7f087f34d109
Code: Bad RIP value.
RSP: 002b:00007f087dc80168 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: fffffffffffffffc RBX: 00007f087f460100 RCX: 00007f087f34d109
RDX: 0000000000800001 RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007f087f3a705d R08: 0000000000000006 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe8cb2c74f R14: 00007f087dc80300 R15: 0000000000022000
INFO: task syz-executor.4:32274 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D29152 32274  26107 0x80000000
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
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline]
 rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309
 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:83 [inline]
 down_read+0x44/0x80 kernel/locking/rwsem.c:26
 exit_mm kernel/exit.c:512 [inline]
 do_exit+0x6e4/0x2be0 kernel/exit.c:857
 do_group_exit+0x125/0x310 kernel/exit.c:967
 get_signal+0x3f2/0x1f70 kernel/signal.c:2589
 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: 0033:0x7f087f34d109
Code: Bad RIP value.
RSP: 002b:00007f087dc5f218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f087f4601d8 RCX: 00007f087f34d109
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f087f4601d8
RBP: 00007f087f4601d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f087f4601dc
R13: 00007ffe8cb2c74f R14: 00007f087dc5f300 R15: 0000000000022000
INFO: task syz-executor.4:32275 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D28928 32275  26107 0x80000000
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
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline]
 rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309
 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:83 [inline]
 down_read+0x44/0x80 kernel/locking/rwsem.c:26
 exit_mm kernel/exit.c:512 [inline]
 do_exit+0x6e4/0x2be0 kernel/exit.c:857
 do_group_exit+0x125/0x310 kernel/exit.c:967
 get_signal+0x3f2/0x1f70 kernel/signal.c:2589
 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: 0033:0x7f087f34d109
Code: Bad RIP value.
RSP: 002b:00007f087dc3e218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f087f4602a8 RCX: 00007f087f34d109
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f087f4602a8
RBP: 00007f087f4602a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f087f4602ac
R13: 00007ffe8cb2c74f R14: 00007f087dc3e300 R15: 0000000000022000
INFO: task syz-executor.4:32276 blocked for more than 140 seconds.
      Not tainted 4.19.211-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor.4  D29760 32276  26107 0x80000000
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
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline]
 rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309
 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:83 [inline]
 down_read+0x44/0x80 kernel/locking/rwsem.c:26
 exit_mm kernel/exit.c:512 [inline]
 do_exit+0x6e4/0x2be0 kernel/exit.c:857
 do_group_exit+0x125/0x310 kernel/exit.c:967
 get_signal+0x3f2/0x1f70 kernel/signal.c:2589
 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: 0033:0x7f087f34d109
Code: Bad RIP value.
RSP: 002b:00007f087dc1d218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f087f460378 RCX: 00007f087f34d109
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f087f460378
RBP: 00007f087f460370 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f087f46037c
R13: 00007ffe8cb2c74f R14: 00007f087dc1d300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/1570:
 #0: 000000004abcfc75 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441
1 lock held by in:imklog/7723:
 #0: 00000000e604c3d2 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767
2 locks held by agetty/7808:
 #0: 0000000035a6e5db (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272
 #1: 00000000ebafb813 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x217/0x1950 drivers/tty/n_tty.c:2154
1 lock held by syz-executor.4/32227:
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline]
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857
4 locks held by syz-executor.4/32246:
 #0: 00000000ff2d4de2 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767
 #1: 0000000034345c2e (sb_writers#3){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
 #1: 0000000034345c2e (sb_writers#3){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
 #2: 00000000aced7ca9 (&sb->s_type->i_mutex_key#10){++++}, at: inode_trylock include/linux/fs.h:768 [inline]
 #2: 00000000aced7ca9 (&sb->s_type->i_mutex_key#10){++++}, at: ext4_file_write_iter+0x21f/0xf20 fs/ext4/file.c:238
 #3: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: __do_page_fault+0x97f/0xd60 arch/x86/mm/fault.c:1348
2 locks held by syz-executor.4/32249:
1 lock held by syz-executor.4/32265:
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline]
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857
1 lock held by syz-executor.4/32274:
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline]
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857
1 lock held by syz-executor.4/32275:
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline]
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857
1 lock held by syz-executor.4/32276:
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: exit_mm kernel/exit.c:512 [inline]
 #0: 000000005cc8ab1e (&mm->mmap_sem){++++}, at: do_exit+0x6e4/0x2be0 kernel/exit.c:857

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-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 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 9454 Comm: kworker/u4:7 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_nc_worker
RIP: 0010:arch_local_save_flags arch/x86/include/asm/paravirt.h:784 [inline]
RIP: 0010:arch_local_irq_save arch/x86/include/asm/paravirt.h:806 [inline]
RIP: 0010:__local_bh_disable_ip+0x4a/0x190 kernel/softirq.c:116
Code: f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 12 01 00 00 48 83 3d 9e 69 b8 08 00 0f 84 f7 00 00 00 9c 58 <0f> 1f 44 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 c5 48 c7 c0 90
RSP: 0000:ffff888051417c10 EFLAGS: 00000286
RAX: 0000000000000286 RBX: 0000000000000201 RCX: ffffffff87d8bc5e
RDX: dffffc0000000000 RSI: 0000000000000201 RDI: ffffffff87d8badc
RBP: ffff8880534d64d0 R08: 0000000000000001 R09: 0000000000000080
R10: 0000000000000004 R11: 0000000000000000 R12: ffffffff87d8badc
R13: ffffffff87d8d930 R14: 000000000000001e R15: ffff8880b03de780
FS:  0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fad2cbb7000 CR3: 00000000a149f000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:134 [inline]
 _raw_spin_lock_bh+0x13/0x40 kernel/locking/spinlock.c:168
 spin_lock_bh include/linux/spinlock.h:334 [inline]
 batadv_nc_purge_paths+0xdc/0x310 net/batman-adv/network-coding.c:453
 batadv_nc_worker+0x731/0xd50 net/batman-adv/network-coding.c:733
 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
----------------
Code disassembly (best guess):
   0:	39 f3                	cmp    %esi,%ebx
   2:	76 18                	jbe    0x1c
   4:	eb 3c                	jmp    0x42
   6:	e8 a4 88 ee fd       	callq  0xfdee88af
   b:	48 81 c3 00 10 00 00 	add    $0x1000,%rbx
  12:	48 39 1c 24          	cmp    %rbx,(%rsp)
  16:	0f 82 94 01 00 00    	jb     0x1b0
  1c:	e8 8e 88 ee fd       	callq  0xfdee88af
  21:	0f 01 cb             	stac
  24:	0f ae e8             	lfence
  27:	45 31 f6             	xor    %r14d,%r14d
* 2a:	8a 13                	mov    (%rbx),%dl <-- trapping instruction
  2c:	0f 01 ca             	clac
  2f:	31 ff                	xor    %edi,%edi
  31:	44 89 f6             	mov    %r14d,%esi
  34:	88 54 24 38          	mov    %dl,0x38(%rsp)
  38:	e8 e2 89 ee fd       	callq  0xfdee8a1f
  3d:	45 85 f6             	test   %r14d,%r14d