ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 Bluetooth: hci5: command 0x0406 tx timeout ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.2:2773 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 D27560 2773 29904 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 request_wait_answer+0x3dc/0x750 fs/fuse/dev.c:485 __fuse_request_send+0x123/0x1c0 fs/fuse/dev.c:505 fuse_simple_request+0x2e6/0x820 fs/fuse/dev.c:576 fuse_do_getattr+0x230/0xc50 fs/fuse/dir.c:927 fuse_update_get_attr fs/fuse/dir.c:960 [inline] fuse_getattr+0x261/0x2e0 fs/fuse/dir.c:1838 vfs_getattr_nosec+0xff/0x160 fs/stat.c:79 vfs_getattr fs/stat.c:116 [inline] vfs_statx+0x15a/0x210 fs/stat.c:189 vfs_stat include/linux/fs.h:3132 [inline] __do_sys_newstat fs/stat.c:337 [inline] __se_sys_newstat+0x96/0x120 fs/stat.c:333 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fea5561b109 Code: Bad RIP value. RSP: 002b:00007fea53f90168 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 RAX: ffffffffffffffda RBX: 00007fea5572df60 RCX: 00007fea5561b109 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000980 RBP: 00007fea5567508d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffea7cc0dbf R14: 00007fea53f90300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 0000000014dd1e2f (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 2 locks held by in:imklog/7843: #0: 00000000910f0a2c (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 #1: 0000000062560d10 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #1: 0000000062560d10 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 2 locks held by agetty/8018: #0: 00000000d7803650 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272 #1: 00000000cfe357b7 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x217/0x1950 drivers/tty/n_tty.c:2154 ============================================= 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 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: 4695 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:unwind_next_frame+0xaf4/0x1400 arch/x86/kernel/unwind_orc.c:548 Code: 16 4c 89 c6 83 e6 07 40 38 f0 40 0f 9e c6 84 c0 0f 95 c0 40 84 c6 0f 85 13 07 00 00 48 89 c8 83 e0 07 38 c2 40 0f 9e c6 84 d2 <0f> 95 c0 40 84 c6 0f 85 f9 06 00 00 41 0f b6 47 04 c0 e8 04 3c 01 RSP: 0018:ffff8880a08d76c8 EFLAGS: 00000246 RAX: 0000000000000005 RBX: 1ffff1101411aee2 RCX: ffffffff8b99dea5 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880a08d7850 RBP: 0000000000000001 R08: ffffffff8b99dea4 R09: ffffffff8b99de70 R10: ffff8880a08d7857 R11: 0000000000074071 R12: ffff8880a08d7ae0 R13: ffff8880a08d782d R14: ffff8880a08d77f8 R15: ffffffff8b99dea0 FS: 00007f2109bbc8c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2106ed5008 CR3: 00000000a0f21000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __save_stack_trace+0xd6/0x190 arch/x86/kernel/stacktrace.c:44 save_stack mm/kasan/kasan.c:448 [inline] set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xeb/0x160 mm/kasan/kasan.c:553 kmem_cache_alloc+0x122/0x370 mm/slab.c:3559 kmem_cache_zalloc include/linux/slab.h:699 [inline] __alloc_file+0x21/0x340 fs/file_table.c:100 alloc_empty_file+0x6d/0x170 fs/file_table.c:150 path_openat+0xe9/0x2df0 fs/namei.c:3526 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: 0033:0x7f210914b85d Code: bb 20 00 00 75 10 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 67 f6 ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffcf49d9770 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007ffcf49d9a80 RCX: 00007f210914b85d RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 000055c983446960 RBP: 000000000000000d R08: 000000000000ffc0 R09: 00000000ffffffff R10: 0000000000000069 R11: 0000000000000293 R12: 00000000ffffffff R13: 000055c983438040 R14: 00007ffcf49d9a40 R15: 000055c983446780 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 4c 89 c6 mov %r8,%rsi 3: 83 e6 07 and $0x7,%esi 6: 40 38 f0 cmp %sil,%al 9: 40 0f 9e c6 setle %sil d: 84 c0 test %al,%al f: 0f 95 c0 setne %al 12: 40 84 c6 test %al,%sil 15: 0f 85 13 07 00 00 jne 0x72e 1b: 48 89 c8 mov %rcx,%rax 1e: 83 e0 07 and $0x7,%eax 21: 38 c2 cmp %al,%dl 23: 40 0f 9e c6 setle %sil 27: 84 d2 test %dl,%dl * 29: 0f 95 c0 setne %al <-- trapping instruction 2c: 40 84 c6 test %al,%sil 2f: 0f 85 f9 06 00 00 jne 0x72e 35: 41 0f b6 47 04 movzbl 0x4(%r15),%eax 3a: c0 e8 04 shr $0x4,%al 3d: 3c 01 cmp $0x1,%al