ceph: No mds server is up or the cluster is laggy libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ------------[ cut here ]------------ kernel BUG at arch/x86/mm/physaddr.c:27! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1959 Comm: syz-executor.5 Not tainted 4.19.211-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:27 Code: 67 fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 40 28 37 00 48 85 db 75 0d e8 a6 26 37 00 4c 89 e0 5b 5d 41 5c c3 e8 99 26 37 00 <0f> 0b e8 92 26 37 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffff888235fbfb08 EFLAGS: 00010293 RAX: ffff888049fdc280 RBX: 0077007700077000 RCX: ffffffff812b5e78 RDX: 0000000000000000 RSI: ffffffff812b5ed7 RDI: 0000000000000006 RBP: 0077007780077000 R08: 0000000000000000 R09: 0077007780077000 R10: 0000000000000006 R11: 0000000000000000 R12: 007777f700077000 R13: ffff888235fbfb60 R14: 0000000000000000 R15: 0000000000000286 FS: 000055555559c400(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056511a3d68f8 CR3: 00000000a8f67000 CR4: 00000000003426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: virt_to_head_page include/linux/mm.h:665 [inline] qlink_to_cache mm/kasan/quarantine.c:127 [inline] qlist_free_all+0xbb/0x140 mm/kasan/quarantine.c:163 quarantine_reduce+0x1a9/0x230 mm/kasan/quarantine.c:259 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc mm/slab.c:3397 [inline] kmem_cache_alloc+0x110/0x370 mm/slab.c:3557 getname_flags+0xce/0x590 fs/namei.c:140 getname fs/namei.c:211 [inline] do_symlinkat+0x86/0x2c0 fs/namei.c:4145 ceph: No mds server is up or the cluster is laggy do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe libceph: connect [d::]:6789 error -101 RIP: 0033:0x7fe836f5f347 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 libceph: mon0 [d::]:6789 connect error RSP: 002b:00007ffd4adb5278 EFLAGS: 00000206 ORIG_RAX: 0000000000000058 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe836f5f347 RDX: 00007ffd4adb5353 RSI: 00007fe836fb9f39 RDI: 00007ffd4adb5340 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffd4adb5110 R10: 00007ffd4adb4fc7 R11: 0000000000000206 R12: 0000000000000001 R13: 0000000000000001 R14: 0000000000000001 R15: 00007ffd4adb5340 Modules linked in: ---[ end trace cdf21b5f0ac37ebf ]--- RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27 Code: 67 fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 40 28 37 00 48 85 db 75 0d e8 a6 26 37 00 4c 89 e0 5b 5d 41 5c c3 e8 99 26 37 00 <0f> 0b e8 92 26 37 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc UDF-fs: error (device loop1): udf_read_tagged: read failed, block=512, location=512 RSP: 0018:ffff888235fbfb08 EFLAGS: 00010293 RAX: ffff888049fdc280 RBX: 0077007700077000 RCX: ffffffff812b5e78 RDX: 0000000000000000 RSI: ffffffff812b5ed7 RDI: 0000000000000006 RBP: 0077007780077000 R08: 0000000000000000 R09: 0077007780077000 R10: 0000000000000006 R11: 0000000000000000 R12: 007777f700077000 UDF-fs: error (device loop1): udf_read_tagged: read failed, block=256, location=256 R13: ffff888235fbfb60 R14: 0000000000000000 R15: 0000000000000286 FS: 000055555559c400(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 UDF-fs: error (device loop1): udf_read_tagged: read failed, block=512, location=512 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056511a41fff0 CR3: 00000000a8f67000 CR4: 00000000003426e0 UDF-fs: error (device loop1): udf_read_tagged: read failed, block=256, location=256 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 UDF-fs: error (device loop1): udf_read_tagged: read failed, block=512, location=512 kauditd_printk_skb: 17 callbacks suppressed audit: type=1800 audit(1635246755.118:10129): pid=2023 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=14791 res=0