general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 0 PID: 18708 Comm: kworker/u4:9 Not tainted 5.14.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound call_usermodehelper_exec_work
RIP: 0010:__rb_insert lib/rbtree.c:115 [inline]
RIP: 0010:rb_insert_color+0xc3/0x760 lib/rbtree.c:436
Code: 07 01 0f 85 a2 06 00 00 43 80 3c 34 00 74 08 4c 89 ff e8 00 86 9d fd 49 8b 07 48 89 44 24 08 48 8d 58 08 49 89 dd 49 c1 ed 03 <43> 80 7c 35 00 00 74 08 48 89 df e8 dd 85 9d fd 48 8b 2b 49 39 ef
RSP: 0018:ffffc900028a73b0 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 0000000000000008 RCX: dffffc0000000000
RDX: 0000000000000010 RSI: ffffffff90763160 RDI: ffff888037689850
RBP: ffff888037689850 R08: dffffc0000000000 R09: ffff888037689858
R10: ffffed1006ed130d R11: 0000000000000000 R12: 1ffff110000210aa
R13: 0000000000000001 R14: dffffc0000000000 R15: ffff888000108550
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559334bc1008 CR3: 000000016efd9000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
link_va mm/vmalloc.c:916 [inline]
insert_vmap_area+0x237/0x350 mm/vmalloc.c:1006
alloc_vmap_area+0x187c/0x1a50 mm/vmalloc.c:1523
__get_vm_area_node+0x183/0x2f0 mm/vmalloc.c:2389
__vmalloc_node_range+0xe2/0x7f0 mm/vmalloc.c:2956
alloc_thread_stack_node kernel/fork.c:245 [inline]
dup_task_struct+0x65a/0x980 kernel/fork.c:875
copy_process+0x615/0x5b00 kernel/fork.c:1952
kernel_clone+0x21a/0x7d0 kernel/fork.c:2509
kernel_thread+0x146/0x1c0 kernel/fork.c:2561
call_usermodehelper_exec_work+0x57/0x220 kernel/umh.c:174
process_one_work+0x833/0x10c0 kernel/workqueue.c:2276
worker_thread+0xac1/0x1320 kernel/workqueue.c:2422
kthread+0x453/0x480 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Modules linked in:
---[ end trace f3a22cdc72f9cb90 ]---
RIP: 0010:__rb_insert lib/rbtree.c:115 [inline]
RIP: 0010:rb_insert_color+0xc3/0x760 lib/rbtree.c:436
Code: 07 01 0f 85 a2 06 00 00 43 80 3c 34 00 74 08 4c 89 ff e8 00 86 9d fd 49 8b 07 48 89 44 24 08 48 8d 58 08 49 89 dd 49 c1 ed 03 <43> 80 7c 35 00 00 74 08 48 89 df e8 dd 85 9d fd 48 8b 2b 49 39 ef
RSP: 0018:ffffc900028a73b0 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 0000000000000008 RCX: dffffc0000000000
RDX: 0000000000000010 RSI: ffffffff90763160 RDI: ffff888037689850
RBP: ffff888037689850 R08: dffffc0000000000 R09: ffff888037689858
R10: ffffed1006ed130d R11: 0000000000000000 R12: 1ffff110000210aa
R13: 0000000000000001 R14: dffffc0000000000 R15: ffff888000108550
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559334bc1008 CR3: 000000016efd9000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400