bond20: Enslaving bridge5451 as a backup interface with an up link ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 INFO: task syz-executor.0:1002 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 D28256 1002 8127 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_getxattr+0x214/0x3c0 fs/fuse/xattr.c:80 fuse_xattr_get+0x29/0x40 fs/fuse/xattr.c:181 vfs_getxattr_alloc+0x1ad/0x330 fs/xattr.c:320 ima_read_xattr+0x2c/0x60 security/integrity/ima/ima_appraise.c:196 process_measurement+0xdab/0x1440 security/integrity/ima/ima_main.c:280 ima_file_check+0xb9/0x100 security/integrity/ima/ima_main.c:391 do_last fs/namei.c:3425 [inline] path_openat+0x7e4/0x2df0 fs/namei.c:3537 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: 0033:0x7f7c177dbae9 Code: Bad RIP value. RSP: 002b:00007f7c14c8b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f7c178ef3e0 RCX: 00007f7c177dbae9 RDX: 0000000000000000 RSI: 000000002000c380 RDI: ffffffffffffff9c RBP: 00007f7c17835f25 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd411c370f R14: 00007f7c14c8b300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 00000000115630e5 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by syz-executor.0/1002: #0: 00000000825a606b (&iint->mutex){+.+.}, at: process_measurement+0x316/0x1440 security/integrity/ima/ima_main.c:224 ============================================= 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: 4696 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:___bpf_prog_run+0x7c/0x4e80 kernel/bpf/core.c:1065 Code: 0f b6 04 18 38 d0 7f 08 84 c0 0f 85 f7 38 00 00 45 0f b6 3e 4a 8d 3c fd 60 b4 6f 88 4c 89 fe 48 89 f8 48 c1 e8 03 80 3c 18 00 <0f> 85 c7 38 00 00 43 ff 24 fc e8 45 4e f6 ff 49 8d 7e 01 48 89 f8 RSP: 0018:ffff8880a085fa30 EFLAGS: 00000246 RAX: 1ffffffff10df740 RBX: dffffc0000000000 RCX: ffff8880a085fe70 RDX: 0000000000000000 RSI: 00000000000000b4 RDI: ffffffff886fba00 RBP: ffff8880a085fb00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000007 R11: 0000000000000000 R12: ffffffff886fb460 R13: ffffed101410bf62 R14: ffffc90001ad4058 R15: 00000000000000b4 FS: 00007fd57c8a28c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd576785008 CR3: 00000000a0fa1000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ---------------- Code disassembly (best guess): 0: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax 4: 38 d0 cmp %dl,%al 6: 7f 08 jg 0x10 8: 84 c0 test %al,%al a: 0f 85 f7 38 00 00 jne 0x3907 10: 45 0f b6 3e movzbl (%r14),%r15d 14: 4a 8d 3c fd 60 b4 6f lea -0x77904ba0(,%r15,8),%rdi 1b: 88 1c: 4c 89 fe mov %r15,%rsi 1f: 48 89 f8 mov %rdi,%rax 22: 48 c1 e8 03 shr $0x3,%rax 26: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) * 2a: 0f 85 c7 38 00 00 jne 0x38f7 <-- trapping instruction 30: 43 ff 24 fc jmpq *(%r12,%r15,8) 34: e8 45 4e f6 ff callq 0xfff64e7e 39: 49 8d 7e 01 lea 0x1(%r14),%rdi 3d: 48 89 f8 mov %rdi,%rax