linux-kernel - [syzbot] usb-testing boot error: kernel BUG in __phys

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Date:   Mon, 15 Aug 2022 11:01:30 -0700
From:   syzbot <syzbot+005efde5e97744047fe4@...kaller.appspotmail.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        viro@...iv.linux.org.uk
Subject: [syzbot] usb-testing boot error: kernel BUG in __phys_addr

Hello,

syzbot found the following issue on:

HEAD commit:    568035b01cfb Linux 6.0-rc1
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=10049fc3080000
kernel config:  https://syzkaller.appspot.com/x/.config?x=3cb39b084894e9a5
dashboard link: https://syzkaller.appspot.com/bug?extid=005efde5e97744047fe4
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+005efde5e97744047fe4@...kaller.appspotmail.com

------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:28!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 1183 Comm: udevd Not tainted 6.0.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
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 66 85 33 00 48 85 db 75 0f e8 7c 88 33 00 4c 89 e0 5b 5d 41 5c 41 5d c3 e8 6d 88 33 00 <0f> 0b e8 66 88 33 00 48 c7 c0 10 c0 84 87 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc900005a7c48 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff000000000000 RCX: 0000000000000000
RDX: ffff888116509c80 RSI: ffffffff81128083 RDI: 0000000000000006
RBP: ffff000080000000 R08: 0000000000000006 R09: ffff000080000000
R10: ffff778000000000 R11: 0000000000000000 R12: ffff778000000000
R13: ffffc900005a7cb0 R14: ffff000000000000 R15: 0000000000000000
FS:  00007f178556a840(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdb659f080 CR3: 00000001165bd000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 virt_to_folio include/linux/mm.h:856 [inline]
 virt_to_slab mm/kasan/../slab.h:175 [inline]
 qlink_to_cache mm/kasan/quarantine.c:131 [inline]
 qlist_free_all+0x86/0x170 mm/kasan/quarantine.c:184
 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0x78/0x80 mm/kasan/common.c:447
 kasan_slab_alloc include/linux/kasan.h:224 [inline]
 slab_post_alloc_hook mm/slab.h:727 [inline]
 slab_alloc_node mm/slub.c:3243 [inline]
 slab_alloc mm/slub.c:3251 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3258 [inline]
 kmem_cache_alloc+0x354/0x4a0 mm/slub.c:3268
 getname_flags.part.0+0x50/0x4f0 fs/namei.c:139
 getname_flags include/linux/audit.h:320 [inline]
 getname+0x8e/0xd0 fs/namei.c:218
 do_sys_openat2+0xf5/0x4c0 fs/open.c:1305
 do_sys_open fs/open.c:1327 [inline]
 __do_sys_openat fs/open.c:1343 [inline]
 __se_sys_openat fs/open.c:1338 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1338
 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+0x63/0xcd
RIP: 0033:0x7f17856c1697
Code: 25 00 00 41 00 3d 00 00 41 00 74 37 64 8b 04 25 18 00 00 00 85 c0 75 5b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 85 00 00 00 48 83 c4 68 5d 41 5c c3 0f 1f
RSP: 002b:00007ffc93f6eed0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055d283d25ae0 RCX: 00007f17856c1697
RDX: 0000000000080000 RSI: 00007ffc93f6f008 RDI: 00000000ffffff9c
RBP: 00007ffc93f6f008 R08: 0000000000000008 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000
R13: 000055d283d25ae0 R14: 0000000000000001 R15: 000055d2833eb160
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
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 66 85 33 00 48 85 db 75 0f e8 7c 88 33 00 4c 89 e0 5b 5d 41 5c 41 5d c3 e8 6d 88 33 00 <0f> 0b e8 66 88 33 00 48 c7 c0 10 c0 84 87 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc900005a7c48 EFLAGS: 00010293

RAX: 0000000000000000 RBX: ffff000000000000 RCX: 0000000000000000
RDX: ffff888116509c80 RSI: ffffffff81128083 RDI: 0000000000000006
RBP: ffff000080000000 R08: 0000000000000006 R09: ffff000080000000
R10: ffff778000000000 R11: 0000000000000000 R12: ffff778000000000
R13: ffffc900005a7cb0 R14: ffff000000000000 R15: 0000000000000000
FS:  00007f178556a840(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdb659f080 CR3: 00000001165bd000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400


---
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