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.2:18262 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 D27984 18262 8135 0x10000004 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_getxattr+0x2c5/0x3c0 fs/fuse/xattr.c:80 fuse_xattr_get+0x29/0x40 fs/fuse/xattr.c:181 __vfs_getxattr fs/xattr.c:347 [inline] vfs_getxattr+0x1ce/0x320 fs/xattr.c:378 getxattr+0xf4/0x2b0 fs/xattr.c:607 path_getxattr+0xb6/0x150 fs/xattr.c:635 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f834f9aaae9 Code: Bad RIP value. RSP: 002b:00007f834ce7b188 EFLAGS: 00000246 ORIG_RAX: 00000000000000bf RAX: ffffffffffffffda RBX: 00007f834fabe320 RCX: 00007f834f9aaae9 RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000020000180 RBP: 00007f834fa04f25 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000000e6 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc6c56acff R14: 00007f834ce7b300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1571: #0: 000000001272bed7 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7822: #0: 0000000053abd22f (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1571 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: 4693 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:jhash2 include/linux/jhash.h:129 [inline] RIP: 0010:hash_stack lib/stackdepot.c:165 [inline] RIP: 0010:depot_save_stack+0x5f/0x410 lib/stackdepot.c:234 Code: fe 49 8b 4c 24 08 48 8d 04 36 44 8d 14 85 7b 71 f5 75 83 f8 03 41 89 c1 0f 86 51 02 00 00 44 89 d3 44 89 d0 48 89 ca 03 5a 08 <41> 83 e9 03 48 83 c2 0c 44 03 52 f4 03 42 f8 41 29 da 44 89 d5 41 RSP: 0018:ffff8880a0fdf760 EFLAGS: 00000217 RAX: 0000000035b01be2 RBX: 000000006a7b00db RCX: ffff8880a0fdf7c0 RDX: ffff8880a0fdf7e4 RSI: 000000000000000a RDI: 000000000000000a RBP: 000000003be56053 R08: 00000000006080c0 R09: 000000000000000b R10: 0000000004574f39 R11: 00000000158cca93 R12: ffff8880a0fdf7a8 R13: 0000000000000018 R14: ffff88813bff04c0 R15: 0000000000000048 FS: 00007f43915c78c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f438eaed000 CR3: 00000000a083d000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: save_stack mm/kasan/kasan.c:454 [inline] set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0x139/0x160 mm/kasan/kasan.c:553 kmem_cache_alloc_trace+0x12f/0x380 mm/slab.c:3625 kmalloc include/linux/slab.h:515 [inline] kzalloc include/linux/slab.h:709 [inline] aa_alloc_file_ctx security/apparmor/include/file.h:60 [inline] apparmor_file_alloc_security+0x394/0xad0 security/apparmor/lsm.c:438 security_file_alloc+0x40/0x90 security/security.c:880 __alloc_file+0xd8/0x340 fs/file_table.c:105 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: 0033:0x7f4390b56840 Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 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 RSP: 002b:00007fff471e9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fff471e9b70 RCX: 00007f4390b56840 RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 000055a033089870 RBP: 000000000000000d R08: 0000000000000000 R09: 00000000ffffffff R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff R13: 000055a033085040 R14: 00007fff471e9b30 R15: 000055a033090de0 ---------------- Code disassembly (best guess): 0: fe 49 8b decb -0x75(%rcx) 3: 4c 24 08 rex.WR and $0x8,%al 6: 48 8d 04 36 lea (%rsi,%rsi,1),%rax a: 44 8d 14 85 7b 71 f5 lea 0x75f5717b(,%rax,4),%r10d 11: 75 12: 83 f8 03 cmp $0x3,%eax 15: 41 89 c1 mov %eax,%r9d 18: 0f 86 51 02 00 00 jbe 0x26f 1e: 44 89 d3 mov %r10d,%ebx 21: 44 89 d0 mov %r10d,%eax 24: 48 89 ca mov %rcx,%rdx 27: 03 5a 08 add 0x8(%rdx),%ebx * 2a: 41 83 e9 03 sub $0x3,%r9d <-- trapping instruction 2e: 48 83 c2 0c add $0xc,%rdx 32: 44 03 52 f4 add -0xc(%rdx),%r10d 36: 03 42 f8 add -0x8(%rdx),%eax 39: 41 29 da sub %ebx,%r10d 3c: 44 89 d5 mov %r10d,%ebp 3f: 41 rex.B