ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 Bluetooth: hci2: command 0x0406 tx timeout ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.5:7409 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.5 D24752 7409 4965 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_sendmsg+0xd8b/0x1210 net/tls/tls_sw.c:427 inet_sendmsg+0x132/0x5a0 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:661 __sys_sendto+0x21a/0x320 net/socket.c:1899 __do_sys_sendto net/socket.c:1911 [inline] __se_sys_sendto net/socket.c:1907 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1907 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fa48880c049 Code: Bad RIP value. RSP: 002b:00007fa487181168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007fa48891ef60 RCX: 00007fa48880c049 RDX: 0000000000000001 RSI: 0000000020000480 RDI: 0000000000000004 RBP: 00007fa48886608d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc5aee7e4f R14: 00007fa487181300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1569: #0: 000000007a990d56 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 2 locks held by in:imklog/7854: #0: 00000000471157c6 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 #1: 00000000c15e5d87 (logbuf_lock){-.-.}, at: is_bpf_text_address+0x0/0x1b0 kernel/bpf/core.c:533 2 locks held by agetty/8021: #0: 000000009e75afea (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272 #1: 0000000065b8e6f5 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x217/0x1950 drivers/tty/n_tty.c:2154 1 lock held by syz-executor.5/7409: #0: 000000004c594f8f (sk_lock-AF_INET6){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #0: 000000004c594f8f (sk_lock-AF_INET6){+.+.}, at: tls_sw_sendmsg+0x1b6/0x1210 net/tls/tls_sw.c:371 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 1569 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: 7855 Comm: rs:main Q:Reg Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__lock_is_held+0x12b/0x160 kernel/locking/lockdep.c:3737 Code: 0f b6 43 22 83 e0 03 3b 44 24 04 0f 94 c0 0f b6 c0 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 83 c4 08 31 c0 5b 5d 41 5c <41> 5d 41 5e 41 5f c3 e8 29 ad 4d 00 e9 0a ff ff ff e8 af ad 4d 00 RSP: 0018:ffff8880a1d3f640 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 0000000000000286 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff88809d75af3a RBP: ffffffff89f85f20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809d75a640 R13: dffffc0000000000 R14: ffffffff89f85f20 R15: ffff88809d75a640 FS: 00007f62c7fff700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f34ffa2e020 CR3: 00000000a1b59000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_is_held_type+0x10d/0x210 kernel/locking/lockdep.c:3946 lock_is_held include/linux/lockdep.h:344 [inline] rcu_read_lock_sched_held+0x16c/0x1d0 kernel/rcu/update.c:118 trace_block_touch_buffer include/trace/events/block.h:45 [inline] touch_buffer fs/buffer.c:58 [inline] __find_get_block+0xaf6/0xde0 fs/buffer.c:1299 __getblk_gfp+0x28/0x70 fs/buffer.c:1317 sb_getblk include/linux/buffer_head.h:333 [inline] __ext4_get_inode_loc+0x351/0x10f0 fs/ext4/inode.c:4621 ext4_get_inode_loc fs/ext4/inode.c:4734 [inline] ext4_reserve_inode_write+0xeb/0x260 fs/ext4/inode.c:5938 ext4_mark_inode_dirty+0x160/0x870 fs/ext4/inode.c:6105 ext4_dirty_inode+0x88/0xb0 fs/ext4/inode.c:6144 __mark_inode_dirty+0x16b/0x1140 fs/fs-writeback.c:2164 mark_inode_dirty include/linux/fs.h:2086 [inline] __generic_write_end+0x26a/0x300 fs/buffer.c:2129 ext4_da_write_end+0x623/0xa70 fs/ext4/inode.c:3201 generic_perform_write+0x2ae/0x4d0 mm/filemap.c:3181 __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: 0033:0x7f62cf1881cd Code: c2 20 00 00 75 10 b8 01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f62c7ffe590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f62b8024b80 RCX: 00007f62cf1881cd RDX: 0000000000000403 RSI: 00007f62b8024b80 RDI: 0000000000000008 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 00007f62b8024900 R13: 00007f62c7ffe5b0 R14: 000055f42983a440 R15: 0000000000000403 ---------------- Code disassembly (best guess): 0: 0f b6 43 22 movzbl 0x22(%rbx),%eax 4: 83 e0 03 and $0x3,%eax 7: 3b 44 24 04 cmp 0x4(%rsp),%eax b: 0f 94 c0 sete %al e: 0f b6 c0 movzbl %al,%eax 11: 48 83 c4 08 add $0x8,%rsp 15: 5b pop %rbx 16: 5d pop %rbp 17: 41 5c pop %r12 19: 41 5d pop %r13 1b: 41 5e pop %r14 1d: 41 5f pop %r15 1f: c3 retq 20: 48 83 c4 08 add $0x8,%rsp 24: 31 c0 xor %eax,%eax 26: 5b pop %rbx 27: 5d pop %rbp 28: 41 5c pop %r12 * 2a: 41 5d pop %r13 <-- trapping instruction 2c: 41 5e pop %r14 2e: 41 5f pop %r15 30: c3 retq 31: e8 29 ad 4d 00 callq 0x4dad5f 36: e9 0a ff ff ff jmpq 0xffffff45 3b: e8 af ad 4d 00 callq 0x4dadef