netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. IPv6: ADDRCONF(NETDEV_UP): vlan3: link is not ready audit: type=1804 audit(5951224712.923:579): pid=14559 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir2596420430/syzkaller.m199o1/637/bus" dev="sda1" ino=14382 res=1 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.1:14484] Modules linked in: irq event stamp: 5771757 hardirqs last enabled at (5771756): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (5771757): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (4623980): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (4623983): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (4623983): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 14484 Comm: syz-executor.1 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+0xa6/0x1400 arch/x86/kernel/unwind_orc.c:397 Code: 10 84 c0 74 08 3c 03 0f 8e b8 08 00 00 41 8b 2e 31 c0 85 ed 75 45 48 ba 00 00 00 00 00 fc ff df 48 01 d3 48 c7 03 00 00 00 00 <48> c7 43 08 00 00 00 00 48 8b 8c 24 e0 00 00 00 65 48 2b 0c 25 28 RSP: 0018:ffff8880ba0077a8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000001 RBX: ffffed1017400efe RCX: 0000000000000000 RDX: dffffc0000000000 RSI: ffff8880ba007738 RDI: 0000000000000001 RBP: ffff8880ba007d28 R08: 0000000000000001 R09: 0000000000000001 R10: ffff8880ba007937 R11: 0000000000074071 R12: ffff8880ba000000 R13: ffff8880ba00790d R14: ffff8880ba0078d8 R15: ffffffff8bf784f0 FS: 00007fd9f5f6b700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000009debd000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __save_stack_trace+0x9f/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 __do_kmalloc_node mm/slab.c:3689 [inline] __kmalloc_node_track_caller+0x4c/0x70 mm/slab.c:3703 __kmalloc_reserve net/core/skbuff.c:137 [inline] __alloc_skb+0xae/0x560 net/core/skbuff.c:205 alloc_skb include/linux/skbuff.h:995 [inline] mrp_pdu_init net/802/mrp.c:316 [inline] mrp_pdu_append_vecattr_event+0x7d2/0x1050 net/802/mrp.c:415 mrp_attr_event+0x15d/0x220 net/802/mrp.c:510 mrp_mad_event net/802/mrp.c:590 [inline] mrp_join_timer+0x5a/0xc0 net/802/mrp.c:607 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: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:console_unlock+0xe7b/0x1110 kernel/printk/printk.c:2468 Code: ff df 48 c1 e8 03 80 3c 08 00 0f 85 66 02 00 00 48 83 3d cf c3 a3 08 00 0f 84 9e 00 00 00 e8 ac c6 14 00 48 8b 7c 24 30 57 9d <0f> 1f 44 00 00 e9 9b fc ff ff e8 96 c6 14 00 0f 0b e8 8f c6 14 00 RSP: 0018:ffff8880530f7c78 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff13 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc90007639000 RDX: 0000000000040000 RSI: ffffffff814dbec4 RDI: 0000000000000212 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8446efa0 R13: 0000000000000043 R14: 0000000000000000 R15: ffffffff8a6dd090 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 __report_access.cold+0xd2/0x10a security/yama/yama_lsm.c:64 task_work_run+0x148/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 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: 0033:0x7fd9f75f6109 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd9f5f6b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000065 RAX: ffffffffffffffff RBX: 00007fd9f7708f60 RCX: 00007fd9f75f6109 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000004206 RBP: 00007fd9f765005d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd2d06eabf R14: 00007fd9f5f6b300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 14562 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:irqtime_account_delta kernel/sched/cputime.c:36 [inline] RIP: 0010:irqtime_account_irq+0xc5/0x280 kernel/sched/cputime.c:71 Code: c7 00 00 00 65 8b 05 0a e6 be 7e f6 c4 01 0f 84 72 ff ff ff 65 48 8b 05 e9 ec be 7e 48 39 c5 0f 84 61 ff ff ff e8 0b 27 34 02 <48> c7 c5 80 e6 01 00 48 ba 00 00 00 00 00 fc ff df 89 c0 48 8d 3c RSP: 0018:ffff8880ba107cc0 EFLAGS: 00000006 RAX: 0000000000000001 RBX: ffff8880ba11e710 RCX: ffffffff83771e23 RDX: 0000000000000100 RSI: ffffffff83771e31 RDI: 0000000000000005 RBP: ffff8880a1212180 R08: ffffffff8c665058 R09: 0000000000000000 R10: 0000000000000005 R11: ffffffff8c66505b R12: 0000000000001704 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f6d9a144700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9bd0638520 CR3: 00000000b43d7000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: account_irq_enter_time include/linux/vtime.h:108 [inline] irq_enter+0x62/0xd0 kernel/softirq.c:357 entering_irq arch/x86/include/asm/apic.h:517 [inline] entering_ack_irq arch/x86/include/asm/apic.h:523 [inline] smp_apic_timer_interrupt+0x1f/0x550 arch/x86/kernel/apic/apic.c:1094 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x50/0x80 kernel/locking/spinlock.c:192 Code: c0 98 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 31 48 83 3d 01 31 d8 01 00 74 25 fb 66 0f 1f 44 00 00 01 00 00 00 e8 26 1b 28 f9 65 8b 05 9f 8d e8 77 85 c0 74 02 5d RSP: 0018:ffff8880ba107de0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff11014242545 RDX: dffffc0000000000 RSI: ffff8880a1212a30 RDI: ffff8880a1212a04 RBP: ffff8880ba122b40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8688f6d0 R13: ffff8880ba122b40 R14: ffff8880ba107e78 R15: 0000000000000000 expire_timers+0x238/0x4e0 kernel/time/timer.c:1374 __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: 0010:arch_atomic_add_negative arch/x86/include/asm/atomic.h:154 [inline] RIP: 0010:atomic_add_negative include/asm-generic/atomic-instrumented.h:398 [inline] RIP: 0010:page_remove_file_rmap+0x99/0xa30 mm/rmap.c:1232 Code: c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e0 14 0f 00 e8 3b d4 d2 ff 49 8d 7e 30 be 04 00 00 00 e8 ad 9d 08 00 f0 41 83 46 30 ff <0f> 98 c3 31 ff 89 de e8 4b d5 d2 ff 84 db 74 bc 41 bd ff ff ff ff RSP: 0018:ffff888020f87700 EFLAGS: 00000213 ORIG_RAX: ffffffffffffff13 RAX: fffff940004aac17 RBX: 0000000000000000 RCX: ffffffff818fb143 RDX: fffff940004aac17 RSI: 0000000000000004 RDI: ffffea00025560b0 RBP: ffffea0002556080 R08: 0000000000000001 R09: fffff940004aac16 R10: ffffea00025560b3 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffffea0002556080 R15: 00007f6d9b688000 page_remove_rmap+0xe5/0x120 mm/rmap.c:1297 zap_pte_range mm/memory.c:1350 [inline] zap_pmd_range mm/memory.c:1463 [inline] zap_pud_range mm/memory.c:1492 [inline] zap_p4d_range mm/memory.c:1513 [inline] unmap_page_range+0x147d/0x2c50 mm/memory.c:1534 unmap_single_vma+0x198/0x300 mm/memory.c:1579 unmap_vmas+0xa9/0x180 mm/memory.c:1609 exit_mmap+0x2b9/0x530 mm/mmap.c:3093 __mmput kernel/fork.c:1016 [inline] mmput+0x14e/0x4a0 kernel/fork.c:1037 exit_mm kernel/exit.c:549 [inline] do_exit+0xaec/0x2be0 kernel/exit.c:857 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: 0033:0x7f6d9b7f0109 Code: Bad RIP value. RSP: 002b:00007f6d9a144168 EFLAGS: 00000246 ORIG_RAX: 0000000000000008 RAX: 00000000001e0000 RBX: 00007f6d9b903030 RCX: 00007f6d9b7f0109 RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 00007f6d9b84a05d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4ce24cdf R14: 00007f6d9a144300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 10 84 c0 74 08 3c 03 adc %al,0x33c0874(%rax,%rax,8) 7: 0f 8e b8 08 00 00 jle 0x8c5 d: 41 8b 2e mov (%r14),%ebp 10: 31 c0 xor %eax,%eax 12: 85 ed test %ebp,%ebp 14: 75 45 jne 0x5b 16: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 1d: fc ff df 20: 48 01 d3 add %rdx,%rbx 23: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) * 2a: 48 c7 43 08 00 00 00 movq $0x0,0x8(%rbx) <-- trapping instruction 31: 00 32: 48 8b 8c 24 e0 00 00 mov 0xe0(%rsp),%rcx 39: 00 3a: 65 gs 3b: 48 rex.W 3c: 2b .byte 0x2b 3d: 0c 25 or $0x25,%al 3f: 28 .byte 0x28