BUG: unable to handle kernel paging request at ffffc9000192d030 PGD aa41c067 P4D aa41c067 PUD 21bc31067 PMD 219b3f067 PTE 800000008997b163 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 11939 Comm: syz-executor892 Not tainted 4.19.101-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:bpf_jit_binary_hdr include/linux/filter.h:699 [inline] RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:380 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:437 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:511 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x134/0x2c0 kernel/bpf/core.c:504 Code: 03 42 80 3c 28 00 0f 85 49 01 00 00 49 8b 47 50 48 8d 78 30 48 89 fa 48 c1 ea 03 42 80 3c 2a 00 0f 85 4b 01 00 00 48 8d 78 02 <48> 8b 58 30 48 89 fa 48 89 f9 48 c1 ea 03 83 e1 07 42 0f b6 14 2a RSP: 0018:ffff8880982770f8 EFLAGS: 00010246 RAX: ffffc9000192d000 RBX: 0000000000000000 RCX: ffffffff81759203 RDX: 1ffff92000325a06 RSI: ffffffff81759228 RDI: ffffc9000192d002 RBP: ffff888098277138 R08: ffff888098b32240 R09: ffffed1015d04733 R10: ffffed1015d04732 R11: ffff8880ae823993 R12: ffff888097804330 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888097804330 FS: 00000000013c5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000192d030 CR3: 000000009758d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_bpf_text_address+0x78/0x170 kernel/bpf/core.c:546 kernel_text_address+0x73/0xf0 kernel/extable.c:152 __kernel_text_address+0xd/0x40 kernel/extable.c:107 unwind_get_return_address arch/x86/kernel/unwind_frame.c:18 [inline] unwind_get_return_address+0x61/0xa0 arch/x86/kernel/unwind_frame.c:13 __save_stack_trace+0x99/0x100 arch/x86/kernel/stacktrace.c:45 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x45/0xd0 mm/kasan/kasan.c:448 set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc mm/kasan/kasan.c:553 [inline] kasan_kmalloc+0xce/0xf0 mm/kasan/kasan.c:531 kasan_slab_alloc+0xf/0x20 mm/kasan/kasan.c:490 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc mm/slab.c:3397 [inline] kmem_cache_alloc+0x11b/0x700 mm/slab.c:3557 kmem_cache_zalloc include/linux/slab.h:699 [inline] inode_alloc_security security/selinux/hooks.c:255 [inline] selinux_inode_alloc_security+0xb6/0x2a0 security/selinux/hooks.c:3007 security_inode_alloc+0x8a/0xd0 security/security.c:444 inode_init_always+0x56e/0xb40 fs/inode.c:168 alloc_inode+0x81/0x190 fs/inode.c:217 new_inode_pseudo+0x19/0xf0 fs/inode.c:910 new_inode+0x1f/0x40 fs/inode.c:939 proc_pid_make_inode+0x22/0x230 fs/proc/base.c:1753 proc_pid_instantiate+0x54/0x160 fs/proc/base.c:3162 proc_pid_lookup+0x18e/0x290 fs/proc/base.c:3197 proc_root_lookup+0x28/0x60 fs/proc/root.c:157 __lookup_slow+0x279/0x500 fs/namei.c:1672 lookup_slow+0x58/0x80 fs/namei.c:1689 walk_component+0x747/0x2000 fs/namei.c:1811 link_path_walk.part.0+0x594/0x1330 fs/namei.c:2139 link_path_walk fs/namei.c:2073 [inline] path_openat+0x1fc/0x4500 fs/namei.c:3536 do_filp_open+0x1a1/0x280 fs/namei.c:3567 do_sys_open+0x3fe/0x550 fs/open.c:1088 __do_sys_open fs/open.c:1106 [inline] __se_sys_open fs/open.c:1101 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1101 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4010f0 Code: 01 f0 ff ff 0f 83 c0 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d dd 15 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 RSP: 002b:00007ffdd47f6a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007ffdd47f6a84 RCX: 00000000004010f0 RDX: 00007ffdd47f6a8a RSI: 0000000000080001 RDI: 00000000004a2362 RBP: 00007ffdd47f6a80 R08: 0000000000000000 R09: 0000000000000004 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402110 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: CR2: ffffc9000192d030 ---[ end trace 7ad75b5ceab1076e ]--- RIP: 0010:bpf_jit_binary_hdr include/linux/filter.h:699 [inline] RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:380 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:437 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:511 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x134/0x2c0 kernel/bpf/core.c:504 Code: 03 42 80 3c 28 00 0f 85 49 01 00 00 49 8b 47 50 48 8d 78 30 48 89 fa 48 c1 ea 03 42 80 3c 2a 00 0f 85 4b 01 00 00 48 8d 78 02 <48> 8b 58 30 48 89 fa 48 89 f9 48 c1 ea 03 83 e1 07 42 0f b6 14 2a RSP: 0018:ffff8880982770f8 EFLAGS: 00010246 RAX: ffffc9000192d000 RBX: 0000000000000000 RCX: ffffffff81759203 RDX: 1ffff92000325a06 RSI: ffffffff81759228 RDI: ffffc9000192d002 RBP: ffff888098277138 R08: ffff888098b32240 R09: ffffed1015d04733 R10: ffffed1015d04732 R11: ffff8880ae823993 R12: ffff888097804330 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888097804330 FS: 00000000013c5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000192d030 CR3: 000000009758d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400