Extracting prog: 2m10.537786598s
Minimizing prog: 33.82µs
Simplifying prog options: 0s
Extracting C: 1m33.954907528s
Simplifying C: 8m15.292804104s
extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
detailed listing:
executing program 0:
syz_mount_image$bcachefs(&(0x7f00000058c0), &(0x7f00000002c0)='./file0\x00', 0x10000, &(0x7f0000000480)=ANY=[@ANYRES8=0x0], 0x1, 0x5937, &(0x7f000000b200)="$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program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
single: successfully extracted reproducer
found reproducer with 1 syscalls
minimizing guilty program
extracting C reproducer
testing compiled C program (duration=1m0.062012638s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
simplifying C reproducer
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
testing compiled C program (duration=1m0.062012638s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bcachefs
program crashed: kernel BUG in bch2_btree_write_buffer_flush_locked
reproducing took 11m59.78555367s
repro crashed as (corrupted=false):
bucket 0:126 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:127 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:127 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
done
bcachefs (loop0): going read-write
bcachefs (loop0): journal_replay...
------------[ cut here ]------------
kernel BUG at fs/bcachefs/btree_write_buffer.c:147!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 5835 Comm: syz-executor399 Not tainted 6.12.0-syzkaller-09567-g7eef7e306d3c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:wb_flush_one fs/bcachefs/btree_write_buffer.c:147 [inline]
RIP: 0010:bch2_btree_write_buffer_flush_locked+0x56bd/0x5a20 fs/bcachefs/btree_write_buffer.c:379
Code: c9 fc f4 ff e8 84 20 72 fd 90 0f 0b e8 7c 20 72 fd 90 0f 0b e8 74 20 72 fd 90 0f 0b e8 6c 20 72 fd 90 0f 0b e8 64 20 72 fd 90 <0f> 0b e8 5c 20 72 fd 90 0f 0b e8 e4 bf a5 07 e8 4f 20 72 fd 90 0f
RSP: 0018:ffffc90003ef6760 EFLAGS: 00010293
RAX: ffffffff8423bc6c RBX: fff8af000000000b RCX: ffff88801f331e00
RDX: 0000000000000000 RSI: 00f8af000000000b RDI: fff8af000000000b
RBP: ffffc90003ef6bb0 R08: ffffffff84237f1b R09: 0000000000000000
R10: ffffc90003ef6240 R11: fffff520007dec49 R12: ffffc9000d000050
R13: ffff888079110000 R14: 00f8af000000000b R15: ffffc9000d000000
FS: 000055558715f380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055997c38e228 CR3: 0000000024478000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
btree_write_buffer_flush_seq+0x1b23/0x1cc0 fs/bcachefs/btree_write_buffer.c:517
bch2_btree_write_buffer_journal_flush+0xc7/0x150 fs/bcachefs/btree_write_buffer.c:533
journal_flush_pins+0x5f7/0xb20 fs/bcachefs/journal_reclaim.c:565
journal_flush_done+0x8e/0x260 fs/bcachefs/journal_reclaim.c:819
bch2_journal_flush_pins+0x225/0x3a0 fs/bcachefs/journal_reclaim.c:852
bch2_journal_flush_all_pins fs/bcachefs/journal_reclaim.h:76 [inline]
bch2_journal_replay+0x270f/0x2a40 fs/bcachefs/recovery.c:383
bch2_run_recovery_pass+0xf0/0x1e0 fs/bcachefs/recovery_passes.c:191
bch2_run_recovery_passes+0x3a7/0x880 fs/bcachefs/recovery_passes.c:244
bch2_fs_recovery+0x25cc/0x39d0 fs/bcachefs/recovery.c:861
bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1037
bch2_fs_get_tree+0xd68/0x1710 fs/bcachefs/fs.c:2170
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3507
do_mount fs/namespace.c:3847 [inline]
__do_sys_mount fs/namespace.c:4057 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4034
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7011a35dea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff8c956508 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff8c956520 RCX: 00007f7011a35dea
RDX: 00000000200058c0 RSI: 00000000200002c0 RDI: 00007fff8c956520
RBP: 0000000000000004 R08: 00007fff8c956560 R09: 0000000000005931
R10: 0000000000010000 R11: 0000000000000282 R12: 0000000000010000
R13: 00007fff8c956560 R14: 0000000000000003 R15: 0000000001000000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:wb_flush_one fs/bcachefs/btree_write_buffer.c:147 [inline]
RIP: 0010:bch2_btree_write_buffer_flush_locked+0x56bd/0x5a20 fs/bcachefs/btree_write_buffer.c:379
Code: c9 fc f4 ff e8 84 20 72 fd 90 0f 0b e8 7c 20 72 fd 90 0f 0b e8 74 20 72 fd 90 0f 0b e8 6c 20 72 fd 90 0f 0b e8 64 20 72 fd 90 <0f> 0b e8 5c 20 72 fd 90 0f 0b e8 e4 bf a5 07 e8 4f 20 72 fd 90 0f
RSP: 0018:ffffc90003ef6760 EFLAGS: 00010293
RAX: ffffffff8423bc6c RBX: fff8af000000000b RCX: ffff88801f331e00
RDX: 0000000000000000 RSI: 00f8af000000000b RDI: fff8af000000000b
RBP: ffffc90003ef6bb0 R08: ffffffff84237f1b R09: 0000000000000000
R10: ffffc90003ef6240 R11: fffff520007dec49 R12: ffffc9000d000050
R13: ffff888079110000 R14: 00f8af000000000b R15: ffffc9000d000000
FS: 000055558715f380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055997c38e228 CR3: 0000000024478000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
final repro crashed as (corrupted=false):
bucket 0:126 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:127 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:127 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
done
bcachefs (loop0): going read-write
bcachefs (loop0): journal_replay...
------------[ cut here ]------------
kernel BUG at fs/bcachefs/btree_write_buffer.c:147!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 5835 Comm: syz-executor399 Not tainted 6.12.0-syzkaller-09567-g7eef7e306d3c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:wb_flush_one fs/bcachefs/btree_write_buffer.c:147 [inline]
RIP: 0010:bch2_btree_write_buffer_flush_locked+0x56bd/0x5a20 fs/bcachefs/btree_write_buffer.c:379
Code: c9 fc f4 ff e8 84 20 72 fd 90 0f 0b e8 7c 20 72 fd 90 0f 0b e8 74 20 72 fd 90 0f 0b e8 6c 20 72 fd 90 0f 0b e8 64 20 72 fd 90 <0f> 0b e8 5c 20 72 fd 90 0f 0b e8 e4 bf a5 07 e8 4f 20 72 fd 90 0f
RSP: 0018:ffffc90003ef6760 EFLAGS: 00010293
RAX: ffffffff8423bc6c RBX: fff8af000000000b RCX: ffff88801f331e00
RDX: 0000000000000000 RSI: 00f8af000000000b RDI: fff8af000000000b
RBP: ffffc90003ef6bb0 R08: ffffffff84237f1b R09: 0000000000000000
R10: ffffc90003ef6240 R11: fffff520007dec49 R12: ffffc9000d000050
R13: ffff888079110000 R14: 00f8af000000000b R15: ffffc9000d000000
FS: 000055558715f380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055997c38e228 CR3: 0000000024478000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
btree_write_buffer_flush_seq+0x1b23/0x1cc0 fs/bcachefs/btree_write_buffer.c:517
bch2_btree_write_buffer_journal_flush+0xc7/0x150 fs/bcachefs/btree_write_buffer.c:533
journal_flush_pins+0x5f7/0xb20 fs/bcachefs/journal_reclaim.c:565
journal_flush_done+0x8e/0x260 fs/bcachefs/journal_reclaim.c:819
bch2_journal_flush_pins+0x225/0x3a0 fs/bcachefs/journal_reclaim.c:852
bch2_journal_flush_all_pins fs/bcachefs/journal_reclaim.h:76 [inline]
bch2_journal_replay+0x270f/0x2a40 fs/bcachefs/recovery.c:383
bch2_run_recovery_pass+0xf0/0x1e0 fs/bcachefs/recovery_passes.c:191
bch2_run_recovery_passes+0x3a7/0x880 fs/bcachefs/recovery_passes.c:244
bch2_fs_recovery+0x25cc/0x39d0 fs/bcachefs/recovery.c:861
bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1037
bch2_fs_get_tree+0xd68/0x1710 fs/bcachefs/fs.c:2170
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3507
do_mount fs/namespace.c:3847 [inline]
__do_sys_mount fs/namespace.c:4057 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4034
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7011a35dea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff8c956508 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff8c956520 RCX: 00007f7011a35dea
RDX: 00000000200058c0 RSI: 00000000200002c0 RDI: 00007fff8c956520
RBP: 0000000000000004 R08: 00007fff8c956560 R09: 0000000000005931
R10: 0000000000010000 R11: 0000000000000282 R12: 0000000000010000
R13: 00007fff8c956560 R14: 0000000000000003 R15: 0000000001000000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:wb_flush_one fs/bcachefs/btree_write_buffer.c:147 [inline]
RIP: 0010:bch2_btree_write_buffer_flush_locked+0x56bd/0x5a20 fs/bcachefs/btree_write_buffer.c:379
Code: c9 fc f4 ff e8 84 20 72 fd 90 0f 0b e8 7c 20 72 fd 90 0f 0b e8 74 20 72 fd 90 0f 0b e8 6c 20 72 fd 90 0f 0b e8 64 20 72 fd 90 <0f> 0b e8 5c 20 72 fd 90 0f 0b e8 e4 bf a5 07 e8 4f 20 72 fd 90 0f
RSP: 0018:ffffc90003ef6760 EFLAGS: 00010293
RAX: ffffffff8423bc6c RBX: fff8af000000000b RCX: ffff88801f331e00
RDX: 0000000000000000 RSI: 00f8af000000000b RDI: fff8af000000000b
RBP: ffffc90003ef6bb0 R08: ffffffff84237f1b R09: 0000000000000000
R10: ffffc90003ef6240 R11: fffff520007dec49 R12: ffffc9000d000050
R13: ffff888079110000 R14: 00f8af000000000b R15: ffffc9000d000000
FS: 000055558715f380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055997c38e228 CR3: 0000000024478000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400