Warning: Permanently added '10.128.1.151' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 41.088616][ T4994] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4994 'syz-executor400' [ 41.151804][ T5004] loop4: detected capacity change from 0 to 2048 [ 41.152708][ T4994] loop0: detected capacity change from 0 to 2048 [ 41.164032][ T5006] loop2: detected capacity change from 0 to 2048 [ 41.177834][ T5005] loop3: detected capacity change from 0 to 2048 [ 41.190655][ T5007] loop5: detected capacity change from 0 to 2048 [ 41.200530][ T5008] loop1: detected capacity change from 0 to 2048 [ 41.225510][ T5006] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 41.240734][ T5004] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 41.257963][ T4994] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 41.275121][ T26] audit: type=1804 audit(1685564933.363:2): pid=5004 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor400" name="/root/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 41.298221][ T5005] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 41.301011][ T5004] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.330709][ T5004] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.346619][ T5007] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 41.353955][ T5004] EXT4-fs (loop4): This should not happen!! Data will be lost [ 41.353955][ T5004] [ 41.360905][ T5008] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 41.369391][ T5004] EXT4-fs (loop4): Total free blocks count 0 [ 41.386871][ T5004] EXT4-fs (loop4): Free/Dirty block details [ 41.391980][ T5006] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1097: group 0, [ 41.392855][ T5004] EXT4-fs (loop4): free_blocks=2415919104 [ 41.392854][ T5006] block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.400969][ T5006] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.416180][ T5004] EXT4-fs (loop4): dirty_blocks=16 [ 41.427979][ T5006] EXT4-fs (loop2): This should not happen!! Data will be lost [ 41.427979][ T5006] [ 41.428009][ T5006] EXT4-fs (loop2): Total free blocks count 0 [ 41.428029][ T5006] EXT4-fs (loop2): Free/Dirty block details [ 41.456868][ T26] audit: type=1804 audit(1685564933.363:3): pid=5004 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor400" name="/root/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 41.476111][ T4994] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.478468][ T5004] EXT4-fs (loop4): Block reservation details [ 41.503049][ T26] audit: type=1804 audit(1685564933.363:4): pid=5004 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor400" name="/root/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 41.523009][ T5007] EXT4-fs error (device loop5): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.529634][ T5005] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.556183][ T5004] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 41.561246][ T5029] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.564379][ T5005] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.579727][ T4994] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.592543][ T26] audit: type=1804 audit(1685564933.363:5): pid=5004 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor400" name="/root/file0/bus" dev="loop4" ino=18 res=1 errno=0 executing program [ 41.612336][ T5007] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.635611][ T5006] EXT4-fs (loop2): free_blocks=2415919104 [ 41.643394][ T5006] EXT4-fs (loop2): dirty_blocks=16 [ 41.649093][ T5006] EXT4-fs (loop2): Block reservation details [ 41.655140][ T4994] EXT4-fs (loop0): This should not happen!! Data will be lost [ 41.655140][ T4994] [ 41.655405][ T5008] ------------[ cut here ]------------ [ 41.665169][ T5007] EXT4-fs (loop5): This should not happen!! Data will be lost [ 41.665169][ T5007] [ 41.670485][ T5008] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 41.675305][ T5006] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 41.681024][ T4994] EXT4-fs (loop0): Total free blocks count 0 [ 41.691663][ T5008] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 41.692159][ T4994] EXT4-fs (loop0): Free/Dirty block details [ 41.697921][ T5008] CPU: 0 PID: 5008 Comm: syz-executor400 Not tainted 6.4.0-rc4-syzkaller-00051-g48b1320a674e #0 [ 41.697944][ T5008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 41.697955][ T5008] RIP: 0010:__ext4_journal_stop+0x1b7/0x1f0 [ 41.698008][ T5008] Code: bf c9 1a 00 31 ff 89 de 41 89 c4 e8 13 59 5e ff 85 db 44 0f 45 e3 e9 5e ff ff ff e8 d3 25 b1 ff e9 ae fe ff ff e8 d9 5c 5e ff <0f> 0b 4c 89 e7 e8 df 25 b1 ff e9 e5 fe ff ff 48 89 ef e8 d2 25 b1 [ 41.698026][ T5008] RSP: 0018:ffffc90003c4f3f8 EFLAGS: 00010293 [ 41.698043][ T5008] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 41.698056][ T5008] RDX: ffff888026f69dc0 RSI: ffffffff8225e747 RDI: 0000000000000007 [ 41.698069][ T5008] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000fff [ 41.698081][ T5008] R10: 0000000000000000 R11: ffffffff81d6ec1f R12: ffff888077f0a100 [ 41.698094][ T5008] R13: ffffffff8a62f0e0 R14: 000000000000032a R15: 0000000000000005 [ 41.698109][ T5008] FS: 00007fa6d5f62700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 41.704390][ T4994] EXT4-fs (loop0): free_blocks=2415919104 [ 41.710020][ T5008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.710043][ T5008] CR2: 00007fa6cdc41000 CR3: 0000000029d85000 CR4: 0000000000350ef0 [ 41.710063][ T5008] Call Trace: [ 41.710071][ T5008] [ 41.710080][ T5008] ? die+0x32/0x90 [ 41.720656][ T5007] EXT4-fs (loop5): Total free blocks count 0 [ 41.730511][ T5008] ? do_trap+0x1b2/0x3f0 [ 41.730540][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.730578][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.736617][ T4994] EXT4-fs (loop0): dirty_blocks=16 [ 41.756035][ T5008] ? do_error_trap+0xb1/0x170 [ 41.756069][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.756111][ T5008] ? handle_invalid_op+0x2c/0x30 [ 41.756133][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.764126][ T5007] EXT4-fs (loop5): Free/Dirty block details [ 41.770143][ T5008] ? exc_invalid_op+0x2f/0x50 [ 41.770188][ T5008] ? asm_exc_invalid_op+0x1a/0x20 [ 41.770225][ T5008] ? __kasan_slab_alloc+0x7f/0x90 [ 41.778805][ T5007] EXT4-fs (loop5): free_blocks=2415919104 [ 41.786164][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.786207][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.786242][ T5008] ? __ext4_journal_stop+0x1b7/0x1f0 [ 41.786274][ T5008] ext4_write_inline_data_end+0x4cf/0xd20 [ 41.794865][ T4994] EXT4-fs (loop0): Block reservation details [ 41.802230][ T5008] ? ext4_try_to_write_inline_data+0x1340/0x1340 [ 41.802273][ T5008] ? ext4_da_write_begin+0x22b/0x8c0 [ 41.802309][ T5008] ? csum_and_copy_from_iter+0x1460/0x1460 [ 41.802335][ T5008] ext4_da_write_end+0x3d0/0xad0 [ 41.802363][ T5008] ? current_time+0x1fe/0x2c0 [ 41.802395][ T5008] generic_perform_write+0x316/0x570 [ 41.812023][ T5007] EXT4-fs (loop5): dirty_blocks=16 executing program executing program [ 41.817042][ T5008] ? generic_file_readonly_mmap+0x180/0x180 [ 41.817085][ T5008] ? iunique+0x370/0x370 [ 41.817120][ T5008] ext4_buffered_write_iter+0x15b/0x460 [ 41.817148][ T5008] ext4_file_write_iter+0xbe0/0x1740 [ 41.817169][ T5008] ? aa_file_perm+0x591/0x1250 [ 41.824382][ T5007] EXT4-fs (loop5): Block reservation details [ 41.831705][ T5008] ? iter_file_splice_write+0x16c/0xc80 [ 41.831747][ T5008] ? kasan_save_stack+0x32/0x40 [ 41.831778][ T5008] ? kasan_set_track+0x25/0x30 [ 41.831808][ T5008] ? ext4_file_mmap+0x6c0/0x6c0 executing program [ 41.835645][ T4994] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 41.838012][ T5008] ? do_sendfile+0xb19/0x12c0 [ 41.838046][ T5008] ? __x64_sys_sendfile64+0x1d0/0x210 [ 41.838070][ T5008] ? do_syscall_64+0x39/0xb0 [ 41.838106][ T5008] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.842440][ T5007] EXT4-fs (loop5): i_reserved_data_blocks=1 [ 41.847786][ T5008] do_iter_readv_writev+0x20b/0x3b0 [ 41.847827][ T5008] ? generic_copy_file_range+0x1d0/0x1d0 [ 41.847863][ T5008] ? bpf_lsm_file_permission+0x9/0x10 executing program [ 41.847891][ T5008] ? security_file_permission+0xaf/0xd0 [ 41.853034][ T5005] EXT4-fs (loop3): This should not happen!! Data will be lost [ 41.853034][ T5005] [ 41.857381][ T5008] do_iter_write+0x185/0x7e0 [ 41.857432][ T5008] vfs_iter_write+0x74/0xa0 [ 41.857465][ T5008] iter_file_splice_write+0x743/0xc80 [ 41.857503][ T5008] ? page_cache_pipe_buf_confirm+0x5b0/0x5b0 [ 41.863447][ T5005] EXT4-fs (loop3): Total free blocks count 0 [ 41.867884][ T5008] ? do_splice_direct+0x280/0x280 [ 41.867943][ T5008] ? security_file_permission+0xaf/0xd0 [ 41.867974][ T5008] ? page_cache_pipe_buf_confirm+0x5b0/0x5b0 [ 41.873171][ T5005] EXT4-fs (loop3): Free/Dirty block details [ 41.877950][ T5008] direct_splice_actor+0x114/0x180 [ 41.877997][ T5008] splice_direct_to_actor+0x335/0x8a0 [ 41.878037][ T5008] ? folio_flags.constprop.0+0x150/0x150 [ 41.878078][ T5008] ? direct_splice_actor+0x180/0x180 [ 41.883629][ T5005] EXT4-fs (loop3): free_blocks=2415919104 [ 41.888275][ T5008] ? bpf_lsm_file_permission+0x9/0x10 [ 41.888311][ T5008] ? security_file_permission+0xaf/0xd0 executing program executing program executing program [ 41.888341][ T5008] do_splice_direct+0x1ab/0x280 [ 41.888376][ T5008] ? splice_direct_to_actor+0x8a0/0x8a0 [ 41.894817][ T5005] EXT4-fs (loop3): dirty_blocks=16 [ 41.898932][ T5008] do_sendfile+0xb19/0x12c0 [ 41.898985][ T5008] ? vfs_iocb_iter_write+0x480/0x480 [ 41.899024][ T5008] ? xfd_validate_state+0x5d/0x180 [ 41.904541][ T5005] EXT4-fs (loop3): Block reservation details [ 41.909053][ T5008] ? restore_fpregs_from_fpstate+0xc1/0x1c0 [ 41.909101][ T5008] __x64_sys_sendfile64+0x1d0/0x210 executing program [ 41.909123][ T5008] ? __ia32_sys_sendfile+0x220/0x220 [ 41.909144][ T5008] ? syscall_enter_from_user_mode+0x26/0x80 [ 41.909176][ T5008] do_syscall_64+0x39/0xb0 [ 41.915701][ T5005] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 41.920135][ T5008] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 41.920169][ T5008] RIP: 0033:0x7fa6d5fbdc69 [ 41.920187][ T5008] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 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 b8 ff ff ff f7 d8 64 89 01 48 [ 41.920209][ T5008] RSP: 002b:00007fa6d5f622f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 41.920231][ T5008] RAX: ffffffffffffffda RBX: 00007fa6d603a6c0 RCX: 00007fa6d5fbdc69 [ 41.920246][ T5008] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 41.926591][ T26] audit: type=1804 audit(1685564933.423:6): pid=5006 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor400" name="/root/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 41.930859][ T5008] RBP: 00007fa6d6007a4c R08: 0000000000000000 R09: 0000000000000000 [ 41.930873][ T5008] R10: 0000000080000041 R11: 0000000000000246 R12: 00007fa6d60072e0 [ 41.930888][ T5008] R13: 0000000020000fc0 R14: 0030656c69662f2e R15: 00007fa6d603a6c8 [ 41.930911][ T5008] [ 41.930922][ T5008] Modules linked in: [ 41.993505][ T5008] ---[ end trace 0000000000000000 ]--- executing program [ 42.023141][ T26] audit: type=1804 audit(1685564933.423:7): pid=5006 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor400" name="/root/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 42.087949][ T5008] RIP: 0010:__ext4_journal_stop+0x1b7/0x1f0 [ 42.118195][ T26] audit: type=1804 audit(1685564933.423:8): pid=5006 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor400" name="/root/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 42.175695][ T5008] Code: bf c9 1a 00 31 ff 89 de 41 89 c4 e8 13 59 5e ff 85 db 44 0f 45 e3 e9 5e ff ff ff e8 d3 25 b1 ff e9 ae fe ff ff e8 d9 5c 5e ff <0f> 0b 4c 89 e7 e8 df 25 b1 ff e9 e5 fe ff ff 48 89 ef e8 d2 25 b1 [ 42.186144][ T26] audit: type=1804 audit(1685564933.423:9): pid=5006 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor400" name="/root/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 42.192010][ T5008] RSP: 0018:ffffc90003c4f3f8 EFLAGS: 00010293 [ 42.196558][ T26] audit: type=1804 audit(1685564933.483:10): pid=4994 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor400" name="/root/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 42.238605][ T5008] executing program executing program executing program executing program [ 42.248435][ T26] audit: type=1804 audit(1685564933.523:11): pid=5005 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor400" name="/root/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 42.343258][ T5008] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 42.540009][ T5008] RDX: ffff888026f69dc0 RSI: ffffffff8225e747 RDI: 0000000000000007 [ 42.551650][ T5008] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000fff [ 42.560383][ T5008] R10: 0000000000000000 R11: ffffffff81d6ec1f R12: ffff888077f0a100 [ 42.568899][ T5008] R13: ffffffff8a62f0e0 R14: 000000000000032a R15: 0000000000000005 executing program executing program [ 42.586491][ T5008] FS: 00007fa6d5f62700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 42.595748][ T5008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.605338][ T5008] CR2: 0000000020000080 CR3: 0000000029d85000 CR4: 0000000000350ef0 [ 42.614853][ T5008] Kernel panic - not syncing: Fatal exception [ 42.621685][ T5008] Kernel Offset: disabled [ 42.626006][ T5008] Rebooting in 86400 seconds..