ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.1:5083 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.1 D28408 5083 14755 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 fuse_direct_IO+0x89a/0xe20 fs/fuse/file.c:2942 generic_file_direct_write+0x208/0x4a0 mm/filemap.c:3073 fuse_file_write_iter+0x55d/0x900 fs/fuse/file.c:1216 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: 0033:0x7fbb55214059 Code: Bad RIP value. RSP: 002b:00007fbb53b68168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fbb55327030 RCX: 00007fbb55214059 RDX: 0000000000000018 RSI: 0000000020000340 RDI: 0000000000000005 RBP: 00007fbb5526e08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc6d4ce8ef R14: 00007fbb53b68300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 00000000b1eb097c (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7800: #0: 0000000015d31670 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 3 locks held by syz-executor.1/5083: #0: 00000000e92a51d0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 #1: 00000000d65d69db (sb_writers#19){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline] #1: 00000000d65d69db (sb_writers#19){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548 #2: 000000003d85f46b (&sb->s_type->i_mutex_key#26){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #2: 000000003d85f46b (&sb->s_type->i_mutex_key#26){+.+.}, at: fuse_file_write_iter+0x174/0x900 fs/fuse/file.c:1197 ============================================= 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: 9507 Comm: kworker/u4:8 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy28 ieee80211_iface_work RIP: 0010:write_comp_data+0x23/0x70 kernel/kcov.c:122 Code: 1f 84 00 00 00 00 00 49 89 f1 49 89 fa 65 48 8b 34 25 c0 df 01 00 65 8b 05 7a 59 9f 7e a9 00 01 1f 00 75 4f 8b 86 60 13 00 00 <83> f8 03 75 44 48 8b 86 68 13 00 00 8b b6 64 13 00 00 48 8b 38 48 RSP: 0018:ffff88804f4efca8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffffff879b734b RDX: 0000000000000001 RSI: ffff8880af1c03c0 RDI: 0000000000000005 RBP: ffffffff89679220 R08: 0000000000000000 R09: 0000000000000007 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000005 R13: 0000000000000003 R14: ffff88804becb780 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff817547000 CR3: 00000000a9827000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sanitizer_cov_trace_switch+0x4b/0x80 kernel/kcov.c:224 ieee80211_iface_work+0x24b/0x8a0 net/mac80211/iface.c:1336 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), 1 bytes skipped: 0: 84 00 test %al,(%rax) 2: 00 00 add %al,(%rax) 4: 00 00 add %al,(%rax) 6: 49 89 f1 mov %rsi,%r9 9: 49 89 fa mov %rdi,%r10 c: 65 48 8b 34 25 c0 df mov %gs:0x1dfc0,%rsi 13: 01 00 15: 65 8b 05 7a 59 9f 7e mov %gs:0x7e9f597a(%rip),%eax # 0x7e9f5996 1c: a9 00 01 1f 00 test $0x1f0100,%eax 21: 75 4f jne 0x72 23: 8b 86 60 13 00 00 mov 0x1360(%rsi),%eax * 29: 83 f8 03 cmp $0x3,%eax <-- trapping instruction 2c: 75 44 jne 0x72 2e: 48 8b 86 68 13 00 00 mov 0x1368(%rsi),%rax 35: 8b b6 64 13 00 00 mov 0x1364(%rsi),%esi 3b: 48 8b 38 mov (%rax),%rdi 3e: 48 rex.W