------------[ cut here ]------------ kernel BUG at mm/vmalloc.c:2364! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8455 Comm: syz-executor.3 Not tainted 5.10.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:vunmap+0x5b/0x60 mm/vmalloc.c:2364 Code: 09 00 00 31 d2 e8 65 05 a4 ff 48 85 db 74 0e e8 cb 68 c8 ff 48 89 df 31 f6 5b 5d eb 12 e8 bd 68 c8 ff 5b 5d c3 e8 b5 68 c8 ff <0f> 0b 0f 1f 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 58 89 f3 49 RSP: 0018:ffffc90000d90dd8 EFLAGS: 00010246 RAX: ffffffff81acb64b RBX: ffffc90015e61000 RCX: ffff888021880000 RDX: 0000000080000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: 0000000000000100 R08: ffffffff81acb610 R09: fffffbfff19f0cfd R10: fffffbfff19f0cfd R11: 0000000000000000 R12: ffff888013089000 R13: ffff88802c7d4800 R14: ffff88802c7d4828 R15: dffffc0000000000 FS: 00000000017db940(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559e941f795c CR3: 000000006971f000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xdp_umem_addr_unmap net/xdp/xdp_umem.c:44 [inline] xdp_umem_release net/xdp/xdp_umem.c:62 [inline] xdp_put_umem+0xb6/0x290 net/xdp/xdp_umem.c:80 __sk_destruct+0x4f/0x840 net/core/sock.c:1759 rcu_do_batch kernel/rcu/tree.c:2476 [inline] rcu_core+0x79b/0x10b0 kernel/rcu/tree.c:2711 __do_softirq+0x307/0x6be kernel/softirq.c:298 asm_call_irq_on_stack+0xf/0x20 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0x9a/0xe0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:393 [inline] __irq_exit_rcu+0x1d6/0x200 kernel/softirq.c:423 irq_exit_rcu+0x5/0x20 kernel/softirq.c:435 sysvec_apic_timer_interrupt+0xe0/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631 RIP: 0010:call_rcu+0x4c6/0x820 arch/x86/include/asm/irqflags.h:41 Code: 0a 49 03 04 24 48 39 c5 48 8b 6c 24 20 0f 8f 35 01 00 00 f7 c5 00 02 00 00 74 05 e8 74 2d 19 00 48 89 6c 24 58 ff 74 24 58 9d <65> 48 8b 04 25 28 00 00 00 48 3b 44 24 68 0f 85 21 03 00 00 48 83 RSP: 0018:ffffc900016ef868 EFLAGS: 00000246 RAX: 7c95ce5178df0600 RBX: 1ffff110173a6a66 RCX: ffffffff8f4f0903 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000246 R08: ffffffff817afbe0 R09: fffffbfff1a1c406 R10: fffffbfff1a1c406 R11: 0000000000000000 R12: ffff8880b9d35330 R13: ffff8880b9d35320 R14: ffff888077e60bc0 R15: 1ffff110173a6a64 __dentry_kill+0x3b8/0x5b0 fs/dcache.c:579 shrink_dentry_list+0x6c1/0x890 fs/dcache.c:1141 shrink_dcache_parent+0x8d/0x7c0 fs/dcache.c:1568 d_invalidate+0x9d/0x210 fs/dcache.c:1677 proc_invalidate_siblings_dcache+0x398/0x630 fs/proc/inode.c:150 release_task+0x10c4/0x1320 kernel/exit.c:221 wait_task_zombie kernel/exit.c:1091 [inline] wait_consider_task+0x19ec/0x2ef0 kernel/exit.c:1318 do_wait_thread kernel/exit.c:1381 [inline] do_wait+0x2c1/0x690 kernel/exit.c:1452 kernel_wait4+0x1d1/0x2c0 kernel/exit.c:1614 __do_sys_wait4 kernel/exit.c:1642 [inline] __se_sys_wait4 kernel/exit.c:1638 [inline] __x64_sys_wait4+0xc3/0x150 kernel/exit.c:1638 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x417aab Code: 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 7b f9 ff ff 45 31 d2 41 89 c0 49 63 d4 48 89 ee 48 63 fb b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 19 44 89 c7 89 44 24 0c e8 b1 f9 ff ff 8b 44 RSP: 002b:00007fff6185c7a0 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 0000000000417aab RDX: 0000000040000001 RSI: 00007fff6185c800 RDI: ffffffffffffffff RBP: 00007fff6185c800 R08: 0000000000000000 R09: 00000000017db940 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000040000001 R13: 00007fff6185c800 R14: 000000000009be59 R15: 00007fff6185c810 Modules linked in: ---[ end trace d102ef9a357aeb4e ]--- RIP: 0010:vunmap+0x5b/0x60 mm/vmalloc.c:2364 Code: 09 00 00 31 d2 e8 65 05 a4 ff 48 85 db 74 0e e8 cb 68 c8 ff 48 89 df 31 f6 5b 5d eb 12 e8 bd 68 c8 ff 5b 5d c3 e8 b5 68 c8 ff <0f> 0b 0f 1f 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 58 89 f3 49 RSP: 0018:ffffc90000d90dd8 EFLAGS: 00010246 RAX: ffffffff81acb64b RBX: ffffc90015e61000 RCX: ffff888021880000 RDX: 0000000080000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: 0000000000000100 R08: ffffffff81acb610 R09: fffffbfff19f0cfd R10: fffffbfff19f0cfd R11: 0000000000000000 R12: ffff888013089000 R13: ffff88802c7d4800 R14: ffff88802c7d4828 R15: dffffc0000000000 FS: 00000000017db940(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559e941f795c CR3: 000000006971f000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400