netlink: 'syz.1.1155': attribute type 21 has an invalid length.
netlink: 'syz.1.1159': attribute type 4 has an invalid length.
netlink: 'syz.3.1160': attribute type 4 has an invalid length.
netlink: 'syz.0.1162': attribute type 6 has an invalid length.
watchdog: BUG: soft lockup - CPU#2 stuck for 26s! [syz.0.1162:7025]
Modules linked in:
irq event stamp: 4236971
hardirqs last  enabled at (4236970): [<ffffffff8edf4e7b>] irqentry_exit+0x3b/0x90 kernel/entry/common.c:357
hardirqs last disabled at (4236971): [<ffffffff8edf383f>] sysvec_apic_timer_interrupt+0xf/0x80 arch/x86/kernel/apic/apic.c:1049
softirqs last  enabled at (328662): [<ffffffff8b9a8b9c>] softirq_handle_end kernel/softirq.c:400 [inline]
softirqs last  enabled at (328662): [<ffffffff8b9a8b9c>] handle_softirqs+0x50c/0x770 kernel/softirq.c:582
softirqs last disabled at (328665): [<ffffffff8b9a9534>] __do_softirq kernel/softirq.c:588 [inline]
softirqs last disabled at (328665): [<ffffffff8b9a9534>] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last disabled at (328665): [<ffffffff8b9a9534>] __irq_exit_rcu kernel/softirq.c:637 [inline]
softirqs last disabled at (328665): [<ffffffff8b9a9534>] irq_exit_rcu+0x94/0xc0 kernel/softirq.c:649
CPU: 2 UID: 0 PID: 7025 Comm: syz.0.1162 Not tainted 6.12.0 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014
RIP: 0010:__kernel_text_address+0xf/0x40 kernel/extable.c:79
Code: 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 53 48 89 fb e8 23 ff ff ff 85 c0 <75> 1b 48 81 fb 00 10 2c 91 72 0c 31 c0 48 81 fb fa d5 41 91 0f 92
RSP: 0018:ffff888113b09110 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffffff8bbf1b8c RCX: 0000000000000001
RDX: 1ffff11022761232 RSI: ffff888113b09dd8 RDI: ffffffff8bbf1b8c
RBP: ffff888113b09190 R08: 0000000000000001 R09: ffff888113b09178
R10: 000000000003a001 R11: 0000000000012501 R12: ffff888113b09200
R13: 0000000000000000 R14: ffff8881089fb780 R15: 0000000000092820
FS:  00007f0fec917640(0000) GS:ffff888113b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0fec4b2658 CR3: 00000000013b2002 CR4: 0000000000770ef0
DR0: 0000200000000100 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
PKRU: 80000000
Call Trace:
 <IRQ>
 unwind_get_return_address arch/x86/kernel/unwind_orc.c:369 [inline]
 unwind_get_return_address+0x59/0xa0 arch/x86/kernel/unwind_orc.c:364
 arch_stack_walk+0x9d/0xf0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x8f/0xc0 kernel/stacktrace.c:122
 kasan_save_stack+0x24/0x50 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 unpoison_slab_object mm/kasan/common.c:319 [inline]
 __kasan_slab_alloc+0x59/0x70 mm/kasan/common.c:345
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x113/0x3a0 mm/slub.c:4141
 mem_pool_alloc mm/kmemleak.c:471 [inline]
 __alloc_object+0x2f/0x270 mm/kmemleak.c:651
 __create_object+0x1d/0x80 mm/kmemleak.c:759
 kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
 slab_post_alloc_hook mm/slub.c:4089 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x2ca/0x3a0 mm/slub.c:4141
 dst_alloc+0x9c/0x620 net/core/dst.c:89
 rt_dst_alloc+0x50/0x3d0 net/ipv4/route.c:1612
 __mkroute_output net/ipv4/route.c:2573 [inline]
 ip_route_output_key_hash_rcu+0x880/0x2550 net/ipv4/route.c:2795
 ip_route_output_key_hash+0x137/0x2e0 net/ipv4/route.c:2624
 icmp_route_lookup.constprop.0+0x330/0x11f0 net/ipv4/icmp.c:509
 __icmp_send+0xaf8/0x17a0 net/ipv4/icmp.c:744
 ipv4_send_dest_unreach net/ipv4/route.c:1221 [inline]
 ipv4_link_failure+0x40d/0xbb0 net/ipv4/route.c:1228
 dst_link_failure include/net/dst.h:429 [inline]
 arp_error_report+0xce/0x1d0 net/ipv4/arp.c:296
 neigh_invalidate+0x213/0x570 net/core/neighbour.c:1061
 neigh_timer_handler+0xc17/0xfe0 net/core/neighbour.c:1148
 call_timer_fn+0x199/0x5c0 kernel/time/timer.c:1794
 expire_timers kernel/time/timer.c:1845 [inline]
 __run_timers kernel/time/timer.c:2419 [inline]
 __run_timer_base.part.0+0x68c/0x950 kernel/time/timer.c:2430
 __run_timer_base kernel/time/timer.c:2425 [inline]
 run_timer_base kernel/time/timer.c:2439 [inline]
 run_timer_softirq+0xf9/0x1d0 kernel/time/timer.c:2449
 handle_softirqs+0x1b1/0x770 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu kernel/softirq.c:637 [inline]
 irq_exit_rcu+0x94/0xc0 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0x70/0x80 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:put_cpu_partial+0x10a/0x1b0 mm/slub.c:3219
Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 74 8a ac ff 4d 85 ed 74 06 e8 7a ac d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44
RSP: 0018:ffff888010017ca0 EFLAGS: 00000246
RAX: 00000000000395d9 RBX: ffffea00043bda00 RCX: 1ffffffff24809d6
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c037536
RBP: ffff8881003ebe00 R08: 0000000000000001 R09: fffffbfff247e9d9
R10: ffffffff923f4ecf R11: 0000000000000000 R12: ffff888113b424e0
R13: 0000000000000200 R14: 0000000000000000 R15: ffff88810ef698f8
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x50/0x160 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x19c/0x230 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x49/0x70 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_lru_noprof+0x11c/0x3a0 mm/slub.c:4153
 sock_alloc_inode+0x27/0x1d0 net/socket.c:307
 alloc_inode+0x64/0x240 fs/inode.c:265
 sock_alloc+0x40/0x270 net/socket.c:633
 __sock_create+0xc1/0x840 net/socket.c:1540
 sock_create net/socket.c:1632 [inline]
 __sys_socket_create net/socket.c:1669 [inline]
 __sys_socket_create net/socket.c:1654 [inline]
 __sys_socket+0x147/0x260 net/socket.c:1716
 __do_sys_socket net/socket.c:1730 [inline]
 __se_sys_socket net/socket.c:1728 [inline]
 __x64_sys_socket+0x73/0xb0 net/socket.c:1728
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xbf/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0fee35a12d
Code: 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0fec916fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f0fee665fa0 RCX: 00007f0fee35a12d
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000002
RBP: 00007f0fee441505 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f0fee2f62a0 R15: 00007f0fec8f7000
 </TASK>
Sending NMI from CPU 2 to CPUs 0-1,3:
NMI backtrace for cpu 1 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
NMI backtrace for cpu 1 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
NMI backtrace for cpu 1 skipped: idling at default_idle+0x1e/0x30 arch/x86/kernel/process.c:742
NMI backtrace for cpu 3 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
NMI backtrace for cpu 3 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
NMI backtrace for cpu 3 skipped: idling at default_idle+0x1e/0x30 arch/x86/kernel/process.c:742
NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 arch/x86/kernel/process.c:742