Extracting prog: 29.381082754s
Minimizing prog: 3m37.507470523s
Simplifying prog options: 0s
Extracting C: 34.787552584s
Simplifying C: 3m17.047272223s


extracting reproducer from 30 programs
first checking the prog from the crash report
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)
read$FUSE(r0, &(0x7f0000000940)={0x2020}, 0x2020)

program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)

program did not crash
testing program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
read$FUSE(0xffffffffffffffff, &(0x7f0000000940)={0x2020}, 0x2020)

program did not crash
testing program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-read$FUSE
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)
read$FUSE(r0, &(0x7f0000000940)={0x2020}, 0x2020)

program did not crash
testing program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x80000, 0x40)
read$FUSE(r0, &(0x7f0000000940)={0x2020}, 0x2020)

program did not crash
testing program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)
read$FUSE(r0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
simplifying C reproducer
testing compiled C program (duration=30.711223573s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
testing compiled C program (duration=30.711223573s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
testing compiled C program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
testing compiled C program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
testing compiled C program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
testing compiled C program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
testing program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)
read$FUSE(r0, &(0x7f0000000940)={0x2020}, 0x2020)

program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
validation run: crashed=true
testing program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)
read$FUSE(r0, &(0x7f0000000940)={0x2020}, 0x2020)

program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
validation run: crashed=true
testing program (duration=30.711223573s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000040), &(0x7f0000000400)='./file1\x00', 0x8, &(0x7f0000000000)=ANY=[], 0x1, 0x1da, &(0x7f0000000440)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80000, 0x40)
read$FUSE(r0, &(0x7f0000000940)={0x2020}, 0x2020)

program crashed: BUG: scheduling while atomic in wait_on_page_bit_common
validation run: crashed=true
reproducing took 9m41.461299774s
repro crashed as (corrupted=false):
erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 2 @ nid 89
erofs: (device loop2): z_erofs_get_extent_compressedlen: cannot found CBLKCNT @ lcn 1 of nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 89
BUG: scheduling while atomic: syz.2.17/385/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff8215939c>] kmap_atomic include/linux/highmem.h:156 [inline]
[<ffffffff8215939c>] z_erofs_reload_indexes+0x1cc/0x450 fs/erofs/zmap.c:132
CPU: 1 PID: 385 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 __schedule_bug+0x183/0x240 kernel/sched/core.c:4545
 schedule_debug kernel/sched/core.c:4572 [inline]
 __schedule+0xcee/0x13e0 kernel/sched/core.c:4700
 schedule+0x13c/0x1d0 kernel/sched/core.c:4884
 io_schedule+0x84/0xe0 kernel/sched/core.c:6593
 wait_on_page_bit_common+0x812/0xa80 mm/filemap.c:1282
 wait_on_page_bit_killable mm/filemap.c:1350 [inline]
 wait_on_page_locked_killable include/linux/pagemap.h:679 [inline]
 generic_file_buffered_read+0x92b/0x26d0 mm/filemap.c:2284
 generic_file_read_iter+0x10b/0x580 mm/filemap.c:2568
 call_read_iter include/linux/fs.h:2060 [inline]
 new_sync_read fs/read_write.c:415 [inline]
 vfs_read+0x62a/0xa50 fs/read_write.c:496
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fed241b1e99
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc1b4915a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fed24439fa0 RCX: 00007fed241b1e99
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007fed24247eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fed24439fac R14: 00007fed24439fa0 R15: 00007fed24439fa0

final repro crashed as (corrupted=false):
erofs: (device loop2): z_erofs_readahead: readahead error at page 5 @ nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 4 @ nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 3 @ nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 2 @ nid 89
erofs: (device loop2): z_erofs_get_extent_compressedlen: cannot found CBLKCNT @ lcn 1 of nid 89
erofs: (device loop2): z_erofs_readahead: readahead error at page 1 @ nid 89
BUG: scheduling while atomic: syz.2.17/385/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff8215939c>] kmap_atomic include/linux/highmem.h:156 [inline]
[<ffffffff8215939c>] z_erofs_reload_indexes+0x1cc/0x450 fs/erofs/zmap.c:132
CPU: 1 PID: 385 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
Call Trace:
 __dump_stack+0x21/0x24 lib/dump_stack.c:77
 dump_stack_lvl+0x1a7/0x208 lib/dump_stack.c:118
 dump_stack+0x15/0x1c lib/dump_stack.c:135
 __schedule_bug+0x183/0x240 kernel/sched/core.c:4545
 schedule_debug kernel/sched/core.c:4572 [inline]
 __schedule+0xcee/0x13e0 kernel/sched/core.c:4700
 schedule+0x13c/0x1d0 kernel/sched/core.c:4884
 io_schedule+0x84/0xe0 kernel/sched/core.c:6593
 wait_on_page_bit_common+0x812/0xa80 mm/filemap.c:1282
 wait_on_page_bit_killable mm/filemap.c:1350 [inline]
 wait_on_page_locked_killable include/linux/pagemap.h:679 [inline]
 generic_file_buffered_read+0x92b/0x26d0 mm/filemap.c:2284
 generic_file_read_iter+0x10b/0x580 mm/filemap.c:2568
 call_read_iter include/linux/fs.h:2060 [inline]
 new_sync_read fs/read_write.c:415 [inline]
 vfs_read+0x62a/0xa50 fs/read_write.c:496
 ksys_read+0x14a/0x260 fs/read_write.c:634
 __do_sys_read fs/read_write.c:644 [inline]
 __se_sys_read fs/read_write.c:642 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:642
 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fed241b1e99
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc1b4915a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fed24439fa0 RCX: 00007fed241b1e99
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007fed24247eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fed24439fac R14: 00007fed24439fa0 R15: 00007fed24439fa0