general protection fault, probably for non-canonical address 0xe58fd4001c980051: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x2c7ec000e4c00288-0x2c7ec000e4c0028f] CPU: 0 PID: 14802 Comm: syz-executor.5 Not tainted 5.10.0-rc2-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:ffffc90000007e60 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff888076800010 RCX: 00000000ef8c5121 RDX: 058fd8001c980051 RSI: ffffffff818369be RDI: 2c7ec000e4c00288 RBP: 2c7ec000e4c00270 R08: 0000000000000000 R09: ffffffff8ebb767f R10: fffffbfff1d76ecf R11: 0000000000000000 R12: ffffc90000007ee8 R13: ffff888076800000 R14: ffffffff815d3d76 R15: 0000000000000000 FS: 0000000002606940(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001590004 CR3: 0000000013073000 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 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:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:write_comp_data+0xa/0x80 kernel/kcov.c:217 Code: 65 48 8b 04 25 00 f0 01 00 48 8b 80 48 14 00 00 c3 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 49 89 f2 65 8b 05 06 ed 91 7e <65> 48 8b 34 25 00 f0 01 00 a9 00 01 ff 00 74 0f f6 c4 01 74 59 8b RSP: 0018:ffffc90017197f20 EFLAGS: 00000286 RAX: 0000000080000000 RBX: 00000000fffffff7 RCX: ffffffff81bb3b5e RDX: 00000000fffffff5 RSI: 00000000fffffdfc RDI: 0000000000000005 RBP: ffffc90017197f58 R08: 0000000000000000 R09: ffff88801c2010c3 R10: 00000000fffffdfc R11: 0000000000000000 R12: 00000000fffffff5 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 __do_sys_close fs/open.c:1298 [inline] __se_sys_close fs/open.c:1293 [inline] __x64_sys_close+0x9e/0x100 fs/open.c:1293 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x417811 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 a4 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007fffc3fb0d30 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 000000000000001c RCX: 0000000000417811 RDX: fffffffffffffff7 RSI: 0000000000000817 RDI: 000000000000001b RBP: 0000000000000001 R08: 0000000002fe8817 R09: 0000000002fe881b R10: 00007fffc3fb0e10 R11: 0000000000000293 R12: ffffffffffffffff R13: 0000000000050635 R14: 00000000000003e8 R15: 000000000118bf2c Modules linked in: ---[ end trace 4ce9bf1dadffe9c2 ]--- 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:ffffc90000007e60 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff888076800010 RCX: 00000000ef8c5121 RDX: 058fd8001c980051 RSI: ffffffff818369be RDI: 2c7ec000e4c00288 RBP: 2c7ec000e4c00270 R08: 0000000000000000 R09: ffffffff8ebb767f R10: fffffbfff1d76ecf R11: 0000000000000000 R12: ffffc90000007ee8 R13: ffff888076800000 R14: ffffffff815d3d76 R15: 0000000000000000 FS: 0000000002606940(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001590004 CR3: 0000000013073000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400