general protection fault, probably for non-canonical address 0xe6afdd001af8004d: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x357f0800d7c00268-0x357f0800d7c0026f] CPU: 0 PID: 10 Comm: ksoftirqd/0 Not tainted 5.10.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:htab_elem_free kernel/bpf/hashtab.c:769 [inline] RIP: 0010:htab_elem_free_rcu+0x4a/0x110 kernel/bpf/hashtab.c:779 Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bc 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 6b f8 48 8d 7d 18 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 82 00 00 00 44 8b 65 18 bf 05 RSP: 0018:ffffc90000d0fce0 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: ffff888072000010 RCX: 00000000ef8c91a4 RDX: 06afe1001af8004d RSI: ffffffff818366ae RDI: 357f0800d7c0026b RBP: 357f0800d7c00253 R08: 0000000000000000 R09: ffffffff8ebb767f R10: fffffbfff1d76ecf R11: 0000000000000000 R12: ffffc90000d0fd68 R13: ffff888072000000 R14: ffffffff815d3aa6 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000768000 CR3: 000000005e7ce000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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 run_ksoftirqd kernel/softirq.c:653 [inline] run_ksoftirqd+0x2d/0x50 kernel/softirq.c:645 smpboot_thread_fn+0x655/0x9e0 kernel/smpboot.c:165 kthread+0x3af/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 Modules linked in: ---[ end trace 3e0aed7fda6d45b1 ]--- RIP: 0010:htab_elem_free kernel/bpf/hashtab.c:769 [inline] RIP: 0010:htab_elem_free_rcu+0x4a/0x110 kernel/bpf/hashtab.c:779 Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bc 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 6b f8 48 8d 7d 18 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 82 00 00 00 44 8b 65 18 bf 05 RSP: 0018:ffffc90000d0fce0 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: ffff888072000010 RCX: 00000000ef8c91a4 RDX: 06afe1001af8004d RSI: ffffffff818366ae RDI: 357f0800d7c0026b RBP: 357f0800d7c00253 R08: 0000000000000000 R09: ffffffff8ebb767f R10: fffffbfff1d76ecf R11: 0000000000000000 R12: ffffc90000d0fd68 R13: ffff888072000000 R14: ffffffff815d3aa6 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000768000 CR3: 000000005e7ce000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400