Bluetooth: hci9: command 0x040f tx timeout Bluetooth: hci8: command 0x0419 tx timeout Bluetooth: hci9: command 0x0419 tx timeout ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.2:21746 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.2 D28544 21746 8129 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_timeout+0x92d/0xfe0 kernel/time/timer.c:1794 do_wait_for_common kernel/sched/completion.c:83 [inline] __wait_for_common kernel/sched/completion.c:104 [inline] wait_for_common+0x29c/0x470 kernel/sched/completion.c:115 crypto_wait_req include/linux/crypto.h:517 [inline] tls_do_encryption net/tls/tls_sw.c:193 [inline] tls_push_record+0xec4/0x1370 net/tls/tls_sw.c:228 tls_sw_sendpage+0x8c6/0xd00 net/tls/tls_sw.c:585 inet_sendpage+0x164/0x650 net/ipv4/af_inet.c:815 kernel_sendpage net/socket.c:3585 [inline] sock_sendpage+0xdf/0x140 net/socket.c:912 pipe_to_sendpage+0x268/0x330 fs/splice.c:452 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x389/0x800 fs/splice.c:627 splice_from_pipe fs/splice.c:662 [inline] generic_splice_sendpage+0xd4/0x140 fs/splice.c:833 do_splice_from fs/splice.c:852 [inline] direct_splice_actor+0x115/0x160 fs/splice.c:1025 splice_direct_to_actor+0x33f/0x8d0 fs/splice.c:980 do_splice_direct+0x1a7/0x270 fs/splice.c:1068 do_sendfile+0x550/0xc30 fs/read_write.c:1447 __do_sys_sendfile64 fs/read_write.c:1502 [inline] __se_sys_sendfile64+0xc4/0x160 fs/read_write.c:1494 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f6323d825a9 Code: Bad RIP value. RSP: 002b:00007f63226d5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f6323ea4050 RCX: 00007f6323d825a9 RDX: 00000000200000c0 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f6323ddd580 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000af000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd09b16dff R14: 00007f63226d5300 R15: 0000000000022000 INFO: task syz-executor.2:21751 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.2 D30456 21751 8129 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 __lock_sock+0x13d/0x260 net/core/sock.c:2338 lock_sock_nested+0xf1/0x110 net/core/sock.c:2886 lock_sock include/net/sock.h:1512 [inline] sock_setsockopt+0x138/0x2060 net/core/sock.c:678 __sys_setsockopt+0x203/0x240 net/socket.c:2009 __do_sys_setsockopt net/socket.c:2024 [inline] __se_sys_setsockopt net/socket.c:2021 [inline] __x64_sys_setsockopt+0xba/0x150 net/socket.c:2021 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f6323d825a9 Code: Bad RIP value. RSP: 002b:00007f63226b4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f6323ea4120 RCX: 00007f6323d825a9 RDX: 0000000000000020 RSI: 0000000000000001 RDI: 0000000000000003 RBP: 00007f6323ddd580 R08: 0000000000000010 R09: 0000000000000000 R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd09b16dff R14: 00007f63226b4300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 000000000c78f5a0 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 2 locks held by in:imklog/7799: 1 lock held by syz-executor.2/21746: #0: 000000004cd965eb (sk_lock-AF_INET6){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 000000004cd965eb (sk_lock-AF_INET6){+.+.}, at: tls_sw_sendpage+0x151/0xd00 net/tls/tls_sw.c:525 1 lock held by syz-executor.0/21792: #0: 00000000e3173158 (sk_lock-AF_INET6){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000e3173158 (sk_lock-AF_INET6){+.+.}, at: tls_sw_sendpage+0x151/0xd00 net/tls/tls_sw.c:525 1 lock held by syz-executor.2/22079: #0: 00000000b791249b (sk_lock-AF_INET6){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000b791249b (sk_lock-AF_INET6){+.+.}, at: tls_sw_sendpage+0x151/0xd00 net/tls/tls_sw.c:525 1 lock held by syz-executor.2/22609: #0: 0000000090cbe6ff (sk_lock-AF_INET6){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 0000000090cbe6ff (sk_lock-AF_INET6){+.+.}, at: tls_sw_sendpage+0x151/0xd00 net/tls/tls_sw.c:525 1 lock held by syz-executor.0/22637: #0: 00000000828a9830 (sk_lock-AF_INET6){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000828a9830 (sk_lock-AF_INET6){+.+.}, at: tls_sw_sendpage+0x151/0xd00 net/tls/tls_sw.c:525 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 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: 2931 Comm: kworker/u4:4 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 Workqueue: bat_events batadv_nc_worker RIP: 0010:arch_local_irq_disable arch/x86/include/asm/paravirt.h:794 [inline] RIP: 0010:arch_local_irq_save arch/x86/include/asm/paravirt.h:807 [inline] RIP: 0010:lock_release+0xe5/0x8b0 kernel/locking/lockdep.c:3923 Code: 00 0f 85 c3 06 00 00 48 83 3d c6 37 a6 08 00 0f 84 1b 05 00 00 9c 58 0f 1f 44 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 04 24 <48> c7 c0 90 82 f1 89 48 c1 e8 03 80 3c 10 00 0f 85 7a 06 00 00 48 RSP: 0018:ffff8880ac17fb80 EFLAGS: 00000286 RAX: 0000000000000286 RBX: ffff8880ac16a440 RCX: ffffffff814bdebb RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff8880ac16acc4 RBP: ffff88805e4a1d28 R08: 0000000000000001 R09: ffffed100bc943a2 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1101582ff73 R13: ffffffff87d8bc2d R14: 000000000000003e R15: ffff8880649b1440 FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff8b9fd0000 CR3: 00000000a93eb000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:174 [inline] _raw_spin_unlock_bh+0x17/0x30 kernel/locking/spinlock.c:200 spin_unlock_bh include/linux/spinlock.h:374 [inline] batadv_nc_purge_paths+0x22d/0x310 net/batman-adv/network-coding.c:482 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