general protection fault, probably for non-canonical address 0xe89f37001654007e: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x44f9d800b2a003f0-0x44f9d800b2a003f7] CPU: 0 PID: 20386 Comm: syz-executor.5 Not tainted 5.9.0-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: 00010206 RAX: dffffc0000000000 RBX: ffff888050400010 RCX: 00000000ef8e9dbc RDX: 089f3b001654007e RSI: ffffffff8188c15e RDI: 44f9d800b2a003f0 RBP: 44f9d800b2a003d8 R08: 0000000000000000 R09: ffffffff8d7149b7 R10: fffffbfff1ae2936 R11: 0000000000000000 R12: ffffc90000007ee8 R13: ffff888050400000 R14: 0000000000000000 R15: ffff888063c6e0c0 FS: 00007fb80264c700(0000) GS:ffff8880ae400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32422000 CR3: 0000000062752000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: rcu_do_batch kernel/rcu/tree.c:2430 [inline] rcu_core+0x5ca/0x1130 kernel/rcu/tree.c:2658 __do_softirq+0x203/0xac5 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+0x235/0x280 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:arch_local_irq_restore arch/x86/include/asm/paravirt.h:653 [inline] RIP: 0010:qlink_free mm/kasan/quarantine.c:152 [inline] RIP: 0010:qlist_free_all+0xb4/0x170 mm/kasan/quarantine.c:168 Code: 48 c1 e8 03 42 c6 04 38 fb e8 08 85 ff ff 4d 85 f6 0f 85 85 00 00 00 48 83 3d cf eb 85 08 00 0f 84 8a 00 00 00 48 89 df 57 9d <0f> 1f 44 00 00 4d 85 e4 74 7d 48 85 ed 4c 89 e6 48 89 ef 0f 85 69 RSP: 0018:ffffc900057f7890 EFLAGS: 00000282 RAX: 00000000000006d7 RBX: 0000000000000282 RCX: ffffc9000ab17000 RDX: 0000000000040000 RSI: 0000000000000000 RDI: 0000000000000282 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88805a1f0540 R13: ffffc900057f78d8 R14: 0000000000000200 R15: dffffc0000000000 quarantine_reduce+0x17e/0x200 mm/kasan/quarantine.c:261 __kasan_kmalloc.constprop.0+0x9e/0xd0 mm/kasan/common.c:442 kmalloc_node include/linux/slab.h:577 [inline] kvmalloc_node+0x61/0xf0 mm/util.c:574 kvmalloc include/linux/mm.h:765 [inline] kvmalloc_array include/linux/mm.h:783 [inline] kvcalloc include/linux/mm.h:788 [inline] bpf_check+0x939/0xcd60 kernel/bpf/verifier.c:11886 bpf_prog_load+0xe3f/0x1b60 kernel/bpf/syscall.c:2210 __do_sys_bpf+0x14b9/0x5140 kernel/bpf/syscall.c:4400 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45de59 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fb80264bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000001cc0 RCX: 000000000045de59 RDX: 0000000000000070 RSI: 0000000020000080 RDI: 0000000000000005 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffd11f4d6ef R14: 00007fb80264c9c0 R15: 000000000118bf2c Modules linked in: ---[ end trace 88d201d21936b0ce ]--- 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: 00010206 RAX: dffffc0000000000 RBX: ffff888050400010 RCX: 00000000ef8e9dbc RDX: 089f3b001654007e RSI: ffffffff8188c15e RDI: 44f9d800b2a003f0 RBP: 44f9d800b2a003d8 R08: 0000000000000000 R09: ffffffff8d7149b7 R10: fffffbfff1ae2936 R11: 0000000000000000 R12: ffffc90000007ee8 R13: ffff888050400000 R14: 0000000000000000 R15: ffff888063c6e0c0 FS: 00007fb80264c700(0000) GS:ffff8880ae400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32422000 CR3: 0000000062752000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600