------------[ cut here ]------------ kernel BUG at mm/vmalloc.c:2364! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9557 Comm: kworker/0:3 Not tainted 5.10.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events free_work RIP: 0010:vunmap mm/vmalloc.c:2364 [inline] RIP: 0010:vunmap+0x5c/0x60 mm/vmalloc.c:2362 Code: c7 80 a1 55 89 e8 44 92 a3 ff 48 85 ed 74 0f e8 fa 46 c8 ff 31 f6 48 89 ef e8 80 f4 ff ff 5b 5d e9 e9 46 c8 ff e8 e4 46 c8 ff <0f> 0b 66 90 41 57 41 56 49 89 fe 41 55 41 54 49 bc 00 00 00 00 00 RSP: 0018:ffffc90000007de8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000100 RCX: ffffffff81a7bef0 RDX: ffff888071b3e440 RSI: ffffffff81a7bf2c RDI: 0000000000000005 RBP: ffffc900031cd000 R08: 0000000000000001 R09: ffffffff8ebb7687 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802c40efa8 R13: ffff88807223b4a8 R14: ffffffff815d3496 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ccc274b000 CR3: 000000001c740000 CR4: 00000000001506f0 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+0x113/0x330 net/xdp/xdp_umem.c:80 xsk_destruct net/xdp/xsk.c:1150 [inline] xsk_destruct+0xc0/0xf0 net/xdp/xsk.c:1142 __sk_destruct+0x4b/0x8f0 net/core/sock.c:1759 rcu_do_batch kernel/rcu/tree.c:2476 [inline] rcu_core+0x5df/0xe80 kernel/rcu/tree.c:2711 __do_softirq+0x2a0/0x9f6 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+0xaa/0xd0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:393 [inline] __irq_exit_rcu kernel/softirq.c:423 [inline] irq_exit_rcu+0x132/0x200 kernel/softirq.c:435 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631 RIP: 0010:kfree+0xf3/0x240 mm/slab.c:3760 Code: 49 63 75 74 48 89 ef e8 3b 58 0a 02 4c 8b 74 24 28 48 89 ee 4c 89 ef 4c 89 f2 e8 98 59 00 00 84 c0 74 10 4d 85 e4 75 1e 53 9d <5b> 5d 41 5c 41 5d 41 5e c3 4c 89 f2 48 89 ee 4c 89 ef e8 b6 f7 ff RSP: 0018:ffffc90009cafc68 EFLAGS: 00000286 RAX: 0000000000fcb745 RBX: 0000000000000286 RCX: ffffffff8155a927 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff888021128b00 R08: 0000000000000001 R09: ffffffff8ebb7687 R10: fffffbfff1d76ed0 R11: 0000000000000158 R12: 0000000000000200 R13: ffff888010040200 R14: ffffffff81a7bc37 R15: 0000000000000008 __vunmap+0x897/0xac0 mm/vmalloc.c:2277 free_work+0x58/0x70 mm/vmalloc.c:67 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418 kthread+0x3b1/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 Modules linked in: ---[ end trace 3db55cfe15e38d13 ]--- RIP: 0010:vunmap mm/vmalloc.c:2364 [inline] RIP: 0010:vunmap+0x5c/0x60 mm/vmalloc.c:2362 Code: c7 80 a1 55 89 e8 44 92 a3 ff 48 85 ed 74 0f e8 fa 46 c8 ff 31 f6 48 89 ef e8 80 f4 ff ff 5b 5d e9 e9 46 c8 ff e8 e4 46 c8 ff <0f> 0b 66 90 41 57 41 56 49 89 fe 41 55 41 54 49 bc 00 00 00 00 00 RSP: 0018:ffffc90000007de8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000100 RCX: ffffffff81a7bef0 RDX: ffff888071b3e440 RSI: ffffffff81a7bf2c RDI: 0000000000000005 RBP: ffffc900031cd000 R08: 0000000000000001 R09: ffffffff8ebb7687 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802c40efa8 R13: ffff88807223b4a8 R14: ffffffff815d3496 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ccc274b000 CR3: 000000000b08e000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400