Bluetooth: hci8: command 0x040f tx timeout Bluetooth: hci7: command 0x0419 tx timeout Bluetooth: hci8: command 0x0419 tx timeout ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.0:9694 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.0 D28280 9694 8136 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] _aead_recvmsg crypto/algif_aead.c:314 [inline] aead_recvmsg+0x1386/0x1890 crypto/algif_aead.c:335 ___sys_recvmsg+0x255/0x570 net/socket.c:2389 __sys_recvmmsg+0x254/0x6d0 net/socket.c:2501 do_sys_recvmmsg+0x172/0x190 net/socket.c:2577 __do_sys_recvmmsg net/socket.c:2595 [inline] __se_sys_recvmmsg net/socket.c:2591 [inline] __x64_sys_recvmmsg+0xba/0x150 net/socket.c:2591 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f0340fea5a9 Code: Bad RIP value. RSP: 002b:00007f033f95e168 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007f034110bf80 RCX: 00007f0340fea5a9 RDX: 0000000000000002 RSI: 0000000020000800 RDI: 0000000000000004 RBP: 00007f0341045560 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffee67b9bcf R14: 00007f033f95e300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 000000006d59d5ea (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7812: #0: 000000004a0ad116 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 1 lock held by syz-executor.0/9694: #0: 00000000c90be826 (sk_lock-AF_ALG){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000c90be826 (sk_lock-AF_ALG){+.+.}, at: aead_recvmsg+0xc1/0x1890 crypto/algif_aead.c:333 1 lock held by syz-executor.4/9743: #0: 000000006657eb5d (sk_lock-AF_ALG){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 000000006657eb5d (sk_lock-AF_ALG){+.+.}, at: aead_recvmsg+0xc1/0x1890 crypto/algif_aead.c:333 1 lock held by syz-executor.0/10093: #0: 00000000081397ad (sk_lock-AF_ALG){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000081397ad (sk_lock-AF_ALG){+.+.}, at: aead_recvmsg+0xc1/0x1890 crypto/algif_aead.c:333 1 lock held by syz-executor.2/10102: #0: 00000000b0d8908f (sk_lock-AF_ALG){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000b0d8908f (sk_lock-AF_ALG){+.+.}, at: aead_recvmsg+0xc1/0x1890 crypto/algif_aead.c:333 1 lock held by syz-executor.0/10649: #0: 0000000024b47820 (sk_lock-AF_ALG){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 0000000024b47820 (sk_lock-AF_ALG){+.+.}, at: aead_recvmsg+0xc1/0x1890 crypto/algif_aead.c:333 1 lock held by syz-executor.4/10673: #0: 00000000bbd24515 (sk_lock-AF_ALG){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 00000000bbd24515 (sk_lock-AF_ALG){+.+.}, at: aead_recvmsg+0xc1/0x1890 crypto/algif_aead.c:333 ============================================= 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 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 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4690 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:reacquire_held_locks+0x0/0x430 kernel/locking/lockdep.c:3551 Code: c7 68 83 f1 89 e8 b0 2a 4d 00 e9 26 ea ff ff 4c 8d bc 24 d8 00 00 00 4c 89 ff e8 7b 51 ff ff e9 c7 f0 ff ff 66 0f 1f 44 00 00 <48> 63 c2 39 d6 48 8d 04 80 48 8d 84 c7 88 08 00 00 0f 86 89 02 00 RSP: 0018:ffff8880a13afa48 EFLAGS: 00000046 RAX: dffffc0000000000 RBX: ffffffff8d243760 RCX: 1ffff11014274db1 RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff8880a13a6500 RBP: 0000000000000000 R08: ffff8880a944cce8 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff11014275f4d R13: 0000000000000000 R14: ffff8880a13a6500 R15: 0000000000000001 FS: 00007fb69e00a8c0(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb69b8df020 CR3: 00000000a1274000 CR4: 00000000003426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: __lock_release kernel/locking/lockdep.c:3707 [inline] lock_release+0x379/0x8b0 kernel/locking/lockdep.c:3927 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:158 [inline] _raw_spin_unlock_irqrestore+0x1b/0xe0 kernel/locking/spinlock.c:184 __debug_check_no_obj_freed lib/debugobjects.c:798 [inline] debug_check_no_obj_freed+0x201/0x490 lib/debugobjects.c:817 kmem_cache_free+0xff/0x260 mm/slab.c:3764 putname+0xe1/0x120 fs/namei.c:261 filename_parentat+0x4da/0x590 fs/namei.c:2399 filename_create+0x9e/0x490 fs/namei.c:3621 user_path_create fs/namei.c:3696 [inline] do_mkdirat+0xa0/0x2d0 fs/namei.c:3834 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fb69d2c5687 Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 RSP: 002b:00007ffc649f65a8 EFLAGS: 00000293 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00007ffc649f9610 RCX: 00007fb69d2c5687 RDX: 0000000000000000 RSI: 00000000000001ed RDI: 000056425f5098a0 RBP: 00007ffc649f65e0 R08: 000056425f2423e5 R09: 0000000000000018 R10: 0000000000000069 R11: 0000000000000293 R12: 0000000000000000 R13: 0000000000000001 R14: 000056425f5098a0 R15: 00007ffc649f6c20