general protection fault, probably for non-canonical address 0xf3a12e0012380085: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x9d09900091c00428-0x9d09900091c0042f] CPU: 1 PID: 620 Comm: syz-executor.3 Not tainted 5.9.0-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:ffffc90000da8e48 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ffff888045c00010 RCX: 00000000ffd07f3f RDX: 13a1320012380085 RSI: ffffffff8187693e RDI: 9d09900091c00429 RBP: 9d09900091c00411 R08: 0000000000000000 R09: ffffffff8c5fd9f7 R10: fffffbfff18bfb3e R11: 0000000000000000 R12: ffffc90000da8ed8 R13: ffff888045c00000 R14: 0000000000000000 R15: ffff888059bb0000 FS: 0000000002201940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff1ef3d7db8 CR3: 000000009d3f5000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: rcu_do_batch kernel/rcu/tree.c:2428 [inline] rcu_core+0x5c7/0x1190 kernel/rcu/tree.c:2656 __do_softirq+0x2de/0xa24 kernel/softirq.c:298 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline] do_softirq_own_stack+0x9d/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+0x1f3/0x230 kernel/softirq.c:435 sysvec_apic_timer_interrupt+0x51/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 RIP: 0010:unwind_next_frame+0x13/0x1f90 arch/x86/kernel/unwind_orc.c:424 Code: eb bd 48 89 0c 24 e8 9c 6b 81 00 48 8b 0c 24 e9 72 ff ff ff 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 41 57 49 89 ff 41 56 41 55 <41> 54 55 53 48 81 ec a0 00 00 00 48 c7 44 24 40 b3 8a b5 41 48 8d RSP: 0018:ffffc900056875a0 EFLAGS: 00000202 RAX: dffffc0000000000 RBX: ffffffff81635e80 RCX: 0000000000000000 RDX: 1ffff92000ad0ede RSI: ffffffff81b4c12f RDI: ffffc900056875c0 RBP: ffffc90005687648 R08: ffffffff8b275606 R09: ffffffff8b27560a R10: 000000000007201e R11: 0000000000000001 R12: ffffc90005687678 R13: 0000000000000000 R14: ffff888059bb0000 R15: ffffc900056875c0 arch_stack_walk+0x81/0xf0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:123 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:48 kasan_set_track mm/kasan/common.c:56 [inline] __kasan_kmalloc.constprop.0+0xbf/0xd0 mm/kasan/common.c:461 slab_post_alloc_hook mm/slab.h:518 [inline] slab_alloc_node mm/slab.c:3254 [inline] kmem_cache_alloc_node+0x136/0x3f0 mm/slab.c:3574 alloc_vmap_area+0x13e/0x1e00 mm/vmalloc.c:1171 __get_vm_area_node+0x17b/0x3b0 mm/vmalloc.c:2082 __vmalloc_node_range+0xcb/0x170 mm/vmalloc.c:2506 alloc_thread_stack_node kernel/fork.c:243 [inline] dup_task_struct kernel/fork.c:862 [inline] copy_process+0x8e6/0x6a00 kernel/fork.c:1916 _do_fork+0xe8/0xb10 kernel/fork.c:2428 __do_sys_clone+0xc8/0x110 kernel/fork.c:2545 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45ffc9 Code: ff 48 85 f6 0f 84 87 8a fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c 5e 8a fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 RSP: 002b:00007ffe8ba41138 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff1ef3d8700 RCX: 000000000045ffc9 RDX: 00007ff1ef3d89d0 RSI: 00007ff1ef3d7db0 RDI: 00000000003d0f00 RBP: 00007ffe8ba41360 R08: 00007ff1ef3d8700 R09: 00007ff1ef3d8700 R10: 00007ff1ef3d89d0 R11: 0000000000000202 R12: 0000000000000000 R13: 00007ffe8ba411ef R14: 00007ff1ef3d89c0 R15: 000000000118cf4c Modules linked in: ---[ end trace e91630c057ccd1c1 ]--- 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:ffffc90000da8e48 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ffff888045c00010 RCX: 00000000ffd07f3f RDX: 13a1320012380085 RSI: ffffffff8187693e RDI: 9d09900091c00429 RBP: 9d09900091c00411 R08: 0000000000000000 R09: ffffffff8c5fd9f7 R10: fffffbfff18bfb3e R11: 0000000000000000 R12: ffffc90000da8ed8 R13: ffff888045c00000 R14: 0000000000000000 R15: ffff888059bb0000 FS: 0000000002201940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff1ef3d7db8 CR3: 000000009d3f5000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600