Warning: Permanently added '[localhost]:54775' (ED25519) to the list of known hosts. executing program syzkaller login: [ 86.877347][ T5313] loop0: detected capacity change from 0 to 1024 [ 86.892813][ T5313] ======================================================= [ 86.892813][ T5313] WARNING: The mand mount option has been deprecated and [ 86.892813][ T5313] and is ignored by this kernel. Remove the mand [ 86.892813][ T5313] option from the mount to silence this warning. [ 86.892813][ T5313] ======================================================= [ 86.956957][ T5313] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 86.969688][ T5313] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz-executor314: Allocating blocks 385-513 which overlap fs metadata [ 86.981498][ T25] audit: type=1800 audit(1749158765.328:2): pid=5313 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor314" name="file1" dev="loop0" ino=15 res=0 errno=0 [ 86.996164][ T25] audit: type=1800 audit(1749158765.338:3): pid=5313 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor314" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 87.061409][ T5318] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz-executor314: Allocating blocks 1-17 which overlap fs metadata [ 87.072522][ T5318] ------------[ cut here ]------------ [ 87.075230][ T5318] kernel BUG at fs/ext4/mballoc.c:4685! [ 87.078244][ T5318] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 87.082468][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz-executor314 Not tainted 6.15.0-syzkaller-12141-gec7714e49479 #0 PREEMPT(full) [ 87.087760][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 87.093439][ T5318] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 87.096786][ T5318] Code: e8 d4 57 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 30 e6 47 ff 90 0f 0b e8 28 e6 47 ff 90 0f 0b e8 20 e6 47 ff 90 <0f> 0b e8 18 e6 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 87.105659][ T5318] RSP: 0018:ffffc9000d3cf3c8 EFLAGS: 00010293 [ 87.108858][ T5318] RAX: ffffffff827875b0 RBX: 00000000ffffffff RCX: ffff888035674880 [ 87.112354][ T5318] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 87.116058][ T5318] RBP: 1ffff11008d2a23d R08: ffff8880468298a3 R09: 1ffff11008d05314 [ 87.120090][ T5318] R10: dffffc0000000000 R11: ffffed1008d05315 R12: 0000000000000004 [ 87.123818][ T5318] R13: 0000000000000002 R14: 1ffff11008d05317 R15: ffff8880468298b8 [ 87.127283][ T5318] FS: 00007efeefd106c0(0000) GS:ffff88808d255000(0000) knlGS:0000000000000000 [ 87.131599][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.134752][ T5318] CR2: 00007efeefd10d58 CR3: 0000000044136000 CR4: 0000000000352ef0 [ 87.138260][ T5318] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 87.142114][ T5318] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 87.146159][ T5318] Call Trace: [ 87.147766][ T5318] [ 87.149047][ T5318] ext4_mb_use_preallocated+0x660/0x13f0 [ 87.151542][ T5318] ext4_mb_new_blocks+0x5b4/0x46a0 [ 87.153825][ T5318] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 87.156441][ T5318] ? trace_kmalloc+0x1f/0xd0 [ 87.158769][ T5318] ? __kmalloc_noprof+0x29b/0x4f0 [ 87.161347][ T5318] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 87.164136][ T5318] ? ext4_ext_check_overlap+0x32e/0x580 [ 87.166522][ T5318] ? ext4_ext_find_goal+0xf0/0x1e0 [ 87.168717][ T5318] ext4_ext_map_blocks+0x161a/0x6ac0 [ 87.171155][ T5318] ? __pfx___might_resched+0x10/0x10 [ 87.173735][ T5318] ? __lock_acquire+0xab9/0xd20 [ 87.176345][ T5318] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 87.178961][ T5318] ? ext4_es_lookup_extent+0x622/0xa70 [ 87.181302][ T5318] ext4_map_blocks+0x931/0x18d0 [ 87.183511][ T5318] ? __pfx_ext4_map_blocks+0x10/0x10 [ 87.185834][ T5318] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 87.188810][ T5318] ext4_alloc_file_blocks+0x3b8/0xc60 [ 87.191598][ T5318] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 87.194483][ T5318] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 87.197151][ T5318] ext4_zero_range+0x39b/0xb90 [ 87.199388][ T5318] ext4_fallocate+0x74c/0xcd0 [ 87.201375][ T5318] vfs_fallocate+0x6a0/0x830 [ 87.203545][ T5318] ? __fget_files+0x2a/0x420 [ 87.206047][ T5318] ? __pfx_vfs_fallocate+0x10/0x10 [ 87.208584][ T5318] ? __fget_files+0x2a/0x420 [ 87.210747][ T5318] __x64_sys_fallocate+0xc0/0x110 [ 87.213005][ T5318] do_syscall_64+0xfa/0x3b0 [ 87.215226][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.218181][ T5318] ? clear_bhb_loop+0x60/0xb0 [ 87.220909][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.223636][ T5318] RIP: 0033:0x7efeefd7c649 [ 87.225610][ T5318] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 87.235129][ T5318] RSP: 002b:00007efeefd10218 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 87.238935][ T5318] RAX: ffffffffffffffda RBX: 00007efeefe03618 RCX: 00007efeefd7c649 [ 87.242281][ T5318] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 87.246405][ T5318] RBP: 00007efeefe03610 R08: 0000000000000000 R09: 0000000000000000 [ 87.250542][ T5318] R10: 0000000008800000 R11: 0000000000000246 R12: 00007efeefdd0614 [ 87.253956][ T5318] R13: 6273752f7665642f R14: 0000200000000080 R15: 00002000000002c0 [ 87.257598][ T5318] [ 87.259315][ T5318] Modules linked in: [ 87.261847][ T5318] ---[ end trace 0000000000000000 ]--- [ 87.264409][ T5318] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 87.266972][ T5318] Code: e8 d4 57 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 30 e6 47 ff 90 0f 0b e8 28 e6 47 ff 90 0f 0b e8 20 e6 47 ff 90 <0f> 0b e8 18 e6 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 87.276562][ T5318] RSP: 0018:ffffc9000d3cf3c8 EFLAGS: 00010293 [ 87.279266][ T5318] RAX: ffffffff827875b0 RBX: 00000000ffffffff RCX: ffff888035674880 [ 87.283105][ T5318] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 87.287144][ T5318] RBP: 1ffff11008d2a23d R08: ffff8880468298a3 R09: 1ffff11008d05314 [ 87.290492][ T5318] R10: dffffc0000000000 R11: ffffed1008d05315 R12: 0000000000000004 [ 87.293930][ T5318] R13: 0000000000000002 R14: 1ffff11008d05317 R15: ffff8880468298b8 [ 87.297937][ T5318] FS: 00007efeefd106c0(0000) GS:ffff88808d255000(0000) knlGS:0000000000000000 [ 87.302006][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.304732][ T5318] CR2: 00007efeefd10d58 CR3: 0000000044136000 CR4: 0000000000352ef0 [ 87.308267][ T5318] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 87.312291][ T5318] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 87.315518][ T5318] Kernel panic - not syncing: Fatal exception [ 87.318417][ T5318] Kernel Offset: disabled [ 87.320215][ T5318] Rebooting in 86400 seconds.. VM DIAGNOSIS: 21:26:05 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000053 RBX=0000000000000053 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000d3ceb10 R8 =ffff8880339c0237 R9 =1ffff11006738046 R10=dffffc0000000000 R11=ffffffff85472470 R12=dffffc0000000000 R13=ffffffff99ac08f8 R14=ffffffff99dc5760 R15=0000000000000000 RIP=ffffffff854724ec RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 00007efeefd106c0 ffffffff 00c00000 GS =0000 ffff88808d255000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007efeefd10d58 CR3=0000000044136000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=000000000534c002 Opmask01=0000000000000020 Opmask02=00000000ffffffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00005571cc2a4c50 00005571cc2a4c50 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffd4ce66f30 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f6c737973007325 2e73250064252e73 2500656c6f736e6f 632f7665642f000a ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4a49565c56005600 0b56000041000b56 000040494a564b4a 460a5340410a000a ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 20676e697461636f 6c6c41203a343133 726f747563657865 2d7a7973206d6d6f ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 617461646174656d 2073662070616c72 65766f2068636968 772037312d312073 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6b636f6c6220676e 697461636f6c6c41 203a343133726f74 75636578652d7a79 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 73206d6d6f63203a 333131343a646573 755f65636170736b 7369645f6b72616d ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 5f626d5f34747865 203a2930706f6f6c 2065636976656428 20726f7272652073 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000