ieee802154 phy1 wpan1: encryption failed: -22 netlink: 28 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. device ipvlan2389 entered promiscuous mode watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [systemd-udevd:4697] Modules linked in: irq event stamp: 84928601 hardirqs last enabled at (84928600): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (84928601): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (83800240): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (83800615): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (83800615): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 4697 Comm: systemd-udevd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fib6_walk_continue+0x387/0x8d0 net/ipv6/ip6_fib.c:1887 Code: f3 e9 72 fd ff ff e8 f8 1c 59 fa 4c 8d 73 18 e8 6f 35 47 fa 4c 89 f0 48 c1 e8 03 80 3c 28 00 0f 85 e3 03 00 00 48 83 7b 18 00 <0f> 85 f5 02 00 00 e8 ce 1c 59 fa 48 8b 04 24 48 c1 e8 03 0f b6 04 RSP: 0000:ffff8880ba007700 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 1ffff11007643d03 RBX: ffff88803b21e800 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88809b0b4884 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000004 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880ba0077c0 R13: ffff88809e21da80 R14: ffff88803b21e818 R15: ffffed1017400efd FS: 00007fe6e33f38c0(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000563a1c412638 CR3: 000000009b130000 CR4: 00000000003426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: fib6_walk+0x182/0x370 net/ipv6/ip6_fib.c:1970 fib6_clean_tree+0xc2/0x100 net/ipv6/ip6_fib.c:2047 __fib6_clean_all+0x11f/0x2a0 net/ipv6/ip6_fib.c:2063 fib6_clean_all net/ipv6/ip6_fib.c:2074 [inline] fib6_run_gc+0x110/0x2d0 net/ipv6/ip6_fib.c:2130 ip6_dst_gc+0x201/0x380 net/ipv6/route.c:2775 dst_alloc+0x14f/0x1a0 net/core/dst.c:101 ip6_dst_alloc+0x2e/0x100 net/ipv6/route.c:357 icmp6_dst_alloc+0x1ab/0x660 net/ipv6/route.c:2731 ndisc_send_skb+0xd10/0x1720 net/ipv6/ndisc.c:471 ndisc_send_rs+0x131/0x690 net/ipv6/ndisc.c:685 addrconf_rs_timer+0x384/0x6a0 net/ipv6/addrconf.c:3835 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0033:0x563a16f5a2a1 Code: 00 00 43 80 3c 13 2f 0f 84 1c 01 00 00 43 80 3c 14 2f 0f 84 11 01 00 00 90 48 8b 1b 48 39 1c 24 0f 84 63 01 00 00 4c 8b 7b 48 <4c> 39 7c 24 08 77 e8 74 56 4d 3b 7e 48 0f 83 4c 01 00 00 49 8b 6e RSP: 002b:00007ffdd0192f80 EFLAGS: 00000283 ORIG_RAX: ffffffffffffff13 RAX: 0000000000007981 RBX: 0000563a1940fdf0 RCX: 0000000000003270 RDX: 0000000000000103 RSI: 0000563a1c18cb48 RDI: 0000563a19effaf8 RBP: 0000000000010300 R08: 0000000000000024 R09: 0000000000000024 R10: 0000000000000024 R11: 00007fe6e22f4060 R12: 0000563a19effad4 R13: 0000000000000000 R14: 0000563a1c1b4d90 R15: 000000000000594d Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 17903 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__read_once_size include/linux/compiler.h:263 [inline] RIP: 0010:csd_lock_wait kernel/smp.c:108 [inline] RIP: 0010:smp_call_function_single+0x1db/0x420 kernel/smp.c:302 Code: 00 e8 09 04 0a 00 48 8b 4c 24 08 48 8b 54 24 10 48 8d 74 24 40 8b 7c 24 1c e8 a1 f9 ff ff 41 89 c5 eb 07 e8 e7 03 0a 00 f3 90 <44> 8b 64 24 58 31 ff 41 83 e4 01 44 89 e6 e8 42 05 0a 00 45 85 e4 RSP: 0018:ffff88809bf676a0 EFLAGS: 00000293 RAX: ffff88804e890180 RBX: 1ffff110137eced8 RCX: ffffffff8158819e RDX: 0000000000000000 RSI: ffffffff81588189 RDI: 0000000000000005 RBP: ffff88809bf67770 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: ffff8880a9c2de68 FS: 00007fe21ed4b700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0137d3750 CR3: 00000000a32a4000 CR4: 00000000003426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: loaded_vmcs_clear arch/x86/kvm/vmx.c:2204 [inline] vmx_vcpu_load+0x78b/0xe30 arch/x86/kvm/vmx.c:3045 kvm_arch_vcpu_load+0x148/0x880 arch/x86/kvm/x86.c:3237 vcpu_load+0x31/0x70 arch/x86/kvm/../../../virt/kvm/kvm_main.c:185 kvm_unload_vcpu_mmu arch/x86/kvm/x86.c:9087 [inline] kvm_free_vcpus arch/x86/kvm/x86.c:9102 [inline] kvm_arch_destroy_vm+0x178/0x600 arch/x86/kvm/x86.c:9207 kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:810 [inline] kvm_put_kvm+0x457/0xc70 arch/x86/kvm/../../../virt/kvm/kvm_main.c:831 kvm_vm_release+0x3f/0x50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:842 __fput+0x2ce/0x890 fs/file_table.c:278 task_work_run+0x148/0x1c0 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0xbf3/0x2be0 kernel/exit.c:870 do_group_exit+0x125/0x310 kernel/exit.c:967 get_signal+0x3f2/0x1f70 kernel/signal.c:2589 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fe21fdf6b19 Code: Bad RIP value. RSP: 002b:00007fe21ed4b218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fe21ff0a028 RCX: 00007fe21fdf6b19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe21ff0a028 RBP: 00007fe21ff0a020 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe21ff0a02c R13: 00007ffc6d6ee78f R14: 00007fe21ed4b300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: f3 e9 72 fd ff ff repz jmpq 0xfffffd78 6: e8 f8 1c 59 fa callq 0xfa591d03 b: 4c 8d 73 18 lea 0x18(%rbx),%r14 f: e8 6f 35 47 fa callq 0xfa473583 14: 4c 89 f0 mov %r14,%rax 17: 48 c1 e8 03 shr $0x3,%rax 1b: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1) 1f: 0f 85 e3 03 00 00 jne 0x408 25: 48 83 7b 18 00 cmpq $0x0,0x18(%rbx) * 2a: 0f 85 f5 02 00 00 jne 0x325 <-- trapping instruction 30: e8 ce 1c 59 fa callq 0xfa591d03 35: 48 8b 04 24 mov (%rsp),%rax 39: 48 c1 e8 03 shr $0x3,%rax 3d: 0f .byte 0xf 3e: b6 04 mov $0x4,%dh