kernel BUG at arch/x86/mm/physaddr.c:28! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1 Comm: systemd Not tainted 5.14.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__phys_addr+0xd3/0x140 arch/x86/mm/physaddr.c:28 Code: e3 44 89 e9 31 ff 48 d3 eb 48 89 de e8 36 64 40 00 48 85 db 75 0f e8 4c 5e 40 00 4c 89 e0 5b 5d 41 5c 41 5d c3 e8 3d 5e 40 00 <0f> 0b e8 36 5e 40 00 48 c7 c0 10 50 6b 8b 48 ba 00 00 00 00 00 fc RSP: 0018:ffffc90000e7fc48 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0007070000000000 RCX: 0000000000000000 RDX: ffff888011090040 RSI: ffffffff81347ef3 RDI: 0000000000000003 RBP: 0007070080000000 R08: 0007070080000000 R09: 0000000000000001 R10: ffffffff81347e6e R11: 000000000000003f R12: 00077e8000000000 R13: dffffc0000000000 R14: ffffc90000e7fcb8 R15: ffffea0000000000 FS: 00007efd3399b500(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8017e8dd68 CR3: 000000002b491000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: virt_to_head_page include/linux/mm.h:899 [inline] qlink_to_cache mm/kasan/quarantine.c:120 [inline] qlist_free_all+0xb8/0x110 mm/kasan/quarantine.c:162 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:272 __kasan_slab_alloc+0x8b/0xa0 mm/kasan/common.c:444 kasan_slab_alloc include/linux/kasan.h:254 [inline] slab_post_alloc_hook mm/slab.h:519 [inline] slab_alloc mm/slab.c:3323 [inline] kmem_cache_alloc+0x25f/0x540 mm/slab.c:3507 getname_flags.part.0+0x50/0x4f0 fs/namei.c:138 getname_flags include/linux/audit.h:319 [inline] getname+0x8e/0xd0 fs/namei.c:209 do_sys_openat2+0xf5/0x420 fs/open.c:1198 do_sys_open fs/open.c:1220 [inline] __do_sys_open fs/open.c:1228 [inline] __se_sys_open fs/open.c:1224 [inline] __x64_sys_open+0x119/0x1c0 fs/open.c:1224 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7efd31f3c9b1 Code: f7 d8 bf ff ff ff ff 64 89 02 eb cb 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 80 3f 00 74 1b be 00 08 09 00 b8 02 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1f 89 c7 e9 00 ff ff ff 48 8b 05 b1 54 2e 00 RSP: 002b:00007ffc41139ee8 EFLAGS: 00000202 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0000561b5f0009a0 RCX: 00007efd31f3c9b1 RDX: 0000561b5dc2fa90 RSI: 0000000000090800 RDI: 0000561b5efe7d70 RBP: 0000561b5efe7d70 R08: 0000000000000000 R09: 0000000000000050 R10: 0000000000000004 R11: 0000000000000202 R12: 0000561b5ee05670 R13: 0000561b5efe7d70 R14: 0000000000000000 R15: 0000561b5dc2fa90 Modules linked in: ---[ end trace d17003a855a5a8ad ]--- RIP: 0010:__phys_addr+0xd3/0x140 arch/x86/mm/physaddr.c:28 Code: e3 44 89 e9 31 ff 48 d3 eb 48 89 de e8 36 64 40 00 48 85 db 75 0f e8 4c 5e 40 00 4c 89 e0 5b 5d 41 5c 41 5d c3 e8 3d 5e 40 00 <0f> 0b e8 36 5e 40 00 48 c7 c0 10 50 6b 8b 48 ba 00 00 00 00 00 fc RSP: 0018:ffffc90000e7fc48 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0007070000000000 RCX: 0000000000000000 RDX: ffff888011090040 RSI: ffffffff81347ef3 RDI: 0000000000000003 RBP: 0007070080000000 R08: 0007070080000000 R09: 0000000000000001 R10: ffffffff81347e6e R11: 000000000000003f R12: 00077e8000000000 R13: dffffc0000000000 R14: ffffc90000e7fcb8 R15: ffffea0000000000 FS: 00007efd3399b500(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000970004 CR3: 000000002b491000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 ---------------- Code disassembly (best guess): 0: e3 44 jrcxz 0x46 2: 89 e9 mov %ebp,%ecx 4: 31 ff xor %edi,%edi 6: 48 d3 eb shr %cl,%rbx 9: 48 89 de mov %rbx,%rsi c: e8 36 64 40 00 callq 0x406447 11: 48 85 db test %rbx,%rbx 14: 75 0f jne 0x25 16: e8 4c 5e 40 00 callq 0x405e67 1b: 4c 89 e0 mov %r12,%rax 1e: 5b pop %rbx 1f: 5d pop %rbp 20: 41 5c pop %r12 22: 41 5d pop %r13 24: c3 retq 25: e8 3d 5e 40 00 callq 0x405e67 2a: 0f 0b ud2 <-- trapping instruction 2c: e8 36 5e 40 00 callq 0x405e67 31: 48 c7 c0 10 50 6b 8b mov $0xffffffff8b6b5010,%rax 38: 48 rex.W 39: ba 00 00 00 00 mov $0x0,%edx 3e: 00 fc add %bh,%ah