------------[ cut here ]------------ kernel BUG at arch/x86/mm/physaddr.c:28! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7175 Comm: syz-executor.5 Not tainted 5.9.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:28 Code: 65 7d 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 d0 82 3f 00 48 85 db 75 0d e8 26 86 3f 00 4c 89 e0 5b 5d 41 5c c3 e8 19 86 3f 00 <0f> 0b e8 12 86 3f 00 48 c7 c0 10 50 a9 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffffc90001c97930 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0007770000077700 RCX: ffffffff8134b898 RDX: ffff88804e6ea4c0 RSI: ffffffff8134b8f7 RDI: 0000000000000006 RBP: 0007770080077700 R08: 0000000000000001 R09: 0000000000000001 R10: 0007770080077700 R11: 0000000000000001 R12: 0007ee8000077700 R13: ffffc90001c97990 R14: dffffc0000000000 R15: 0000000000000000 FS: 0000000001f9d940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000745b98 CR3: 0000000099146000 CR4: 00000000001526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: virt_to_head_page include/linux/mm.h:846 [inline] qlink_to_cache mm/kasan/quarantine.c:128 [inline] qlist_free_all+0xda/0x160 mm/kasan/quarantine.c:165 quarantine_reduce+0x17e/0x200 mm/kasan/quarantine.c:261 __kasan_kmalloc.constprop.0+0x9e/0xd0 mm/kasan/common.c:442 slab_post_alloc_hook mm/slab.h:518 [inline] slab_alloc mm/slab.c:3312 [inline] __do_kmalloc mm/slab.c:3653 [inline] __kmalloc+0x170/0x320 mm/slab.c:3664 kmalloc include/linux/slab.h:559 [inline] tomoyo_realpath_from_path+0xc3/0x620 security/tomoyo/realpath.c:254 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_perm+0x212/0x3f0 security/tomoyo/file.c:822 security_inode_getattr+0xcf/0x140 security/security.c:1278 vfs_getattr fs/stat.c:121 [inline] vfs_statx+0x170/0x390 fs/stat.c:206 vfs_lstat include/linux/fs.h:3175 [inline] __do_sys_newlstat+0x91/0x110 fs/stat.c:374 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45c975 Code: d4 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 c7 c2 d4 ff ff ff f7 d8 64 89 RSP: 002b:000000000169ecb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 00000000000cf25a RCX: 000000000045c975 RDX: 000000000169ecd0 RSI: 000000000169ecd0 RDI: 000000000169ed60 RBP: 000000000000062d R08: 0000000000000000 R09: 0000000000000010 R10: 000000000000000a R11: 0000000000000246 R12: 000000000169fdf0 R13: 0000000001f9ea60 R14: 0000000000000000 R15: 000000000169fdf0 Modules linked in: ---[ end trace 4806a04f1b3514bd ]--- RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:28 Code: 65 7d 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 d0 82 3f 00 48 85 db 75 0d e8 26 86 3f 00 4c 89 e0 5b 5d 41 5c c3 e8 19 86 3f 00 <0f> 0b e8 12 86 3f 00 48 c7 c0 10 50 a9 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffffc90001c97930 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0007770000077700 RCX: ffffffff8134b898 RDX: ffff88804e6ea4c0 RSI: ffffffff8134b8f7 RDI: 0000000000000006 RBP: 0007770080077700 R08: 0000000000000001 R09: 0000000000000001 R10: 0007770080077700 R11: 0000000000000001 R12: 0007ee8000077700 R13: ffffc90001c97990 R14: dffffc0000000000 R15: 0000000000000000 FS: 0000000001f9d940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b06d693520 CR3: 0000000099146000 CR4: 00000000001526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400