Extracting prog: 1m26.583779612s
Minimizing prog: 3m37.434258519s
Simplifying prog options: 0s
Extracting C: 31.777693742s
Simplifying C: 3m14.101691869s


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: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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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=35.642035471s, {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 10m44.193576657s
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.2.17/373/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff82219a4c>] kmap_atomic include/linux/highmem-internal.h:196 [inline]
[<ffffffff82219a4c>] z_erofs_reload_indexes+0x1cc/0x410 fs/erofs/zmap.c:132
CPU: 1 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 __schedule_bug+0x180/0x230 kernel/sched/core.c:5733
 schedule_debug kernel/sched/core.c:5760 [inline]
 __schedule+0xc21/0x14a0 kernel/sched/core.c:6428
 schedule+0x11e/0x1e0 kernel/sched/core.c:6621
 io_schedule+0x84/0xe0 kernel/sched/core.c:8667
 wait_on_page_bit_common+0x6f8/0x9d0 mm/filemap.c:1366
 put_and_wait_on_page_locked mm/filemap.c:1457 [inline]
 filemap_update_page mm/filemap.c:2461 [inline]
 filemap_get_pages mm/filemap.c:2594 [inline]
 filemap_read+0xd8d/0x21e0 mm/filemap.c:2656
 generic_file_read_iter+0xac/0x420 mm/filemap.c:2816
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c0/0xc20 fs/read_write.c:485
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe78d248e99
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:00007fff0f0c22e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe78d4d0fa0 RCX: 00007fe78d248e99
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007fe78d2deeaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe78d4d0fac R14: 00007fe78d4d0fa0 R15: 00007fe78d4d0fa0
 </TASK>
erofs: (device loop2): z_erofs_get_extent_compressedlen: cannot found CBLKCNT @ lcn 1 of nid 89
BUG: scheduling while atomic: syz.2.17/373/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff82219b8c>] kmap_atomic include/linux/highmem-internal.h:196 [inline]
[<ffffffff82219b8c>] z_erofs_reload_indexes+0x30c/0x410 fs/erofs/zmap.c:148
CPU: 1 PID: 373 Comm: syz.2.17 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 __schedule_bug+0x180/0x230 kernel/sched/core.c:5733
 schedule_debug kernel/sched/core.c:5760 [inline]
 __schedule+0xc21/0x14a0 kernel/sched/core.c:6428
 schedule+0x11e/0x1e0 kernel/sched/core.c:6621
 schedule_timeout+0xba/0x340 kernel/time/timer.c:1898
 io_schedule_timeout+0x8d/0x100 kernel/sched/core.c:8655
 do_wait_for_common kernel/sched/completion.c:85 [inline]
 __wait_for_common kernel/sched/completion.c:106 [inline]
 wait_for_common_io+0x16f/0x2e0 kernel/sched/completion.c:123
 wait_for_completion_io+0x13/0x20 kernel/sched/completion.c:171
 z_erofs_runqueue+0x115d/0x11f0 fs/erofs/zdata.c:1514
 z_erofs_readpage+0x25d/0x4d0 fs/erofs/zdata.c:1604
 filemap_read_page+0xd3/0x330 mm/filemap.c:2401
 filemap_update_page mm/filemap.c:2481 [inline]
 filemap_get_pages mm/filemap.c:2594 [inline]
 filemap_read+0x142e/0x21e0 mm/filemap.c:2656
 generic_file_read_iter+0xac/0x420 mm/filemap.c:2816
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c0/0xc20 fs/read_write.c:485
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe78d248e99
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:00007fff0f0c22e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe78d4d0fa0 RCX: 00007fe78d248e99
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007fe78d2deeaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe78d4d0fac R14: 00007fe78d4d0fa0 R15: 00007fe78d4d0fa0
 </TASK>

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.2.17/373/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff82219a4c>] kmap_atomic include/linux/highmem-internal.h:196 [inline]
[<ffffffff82219a4c>] z_erofs_reload_indexes+0x1cc/0x410 fs/erofs/zmap.c:132
CPU: 1 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 __schedule_bug+0x180/0x230 kernel/sched/core.c:5733
 schedule_debug kernel/sched/core.c:5760 [inline]
 __schedule+0xc21/0x14a0 kernel/sched/core.c:6428
 schedule+0x11e/0x1e0 kernel/sched/core.c:6621
 io_schedule+0x84/0xe0 kernel/sched/core.c:8667
 wait_on_page_bit_common+0x6f8/0x9d0 mm/filemap.c:1366
 put_and_wait_on_page_locked mm/filemap.c:1457 [inline]
 filemap_update_page mm/filemap.c:2461 [inline]
 filemap_get_pages mm/filemap.c:2594 [inline]
 filemap_read+0xd8d/0x21e0 mm/filemap.c:2656
 generic_file_read_iter+0xac/0x420 mm/filemap.c:2816
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c0/0xc20 fs/read_write.c:485
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe78d248e99
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:00007fff0f0c22e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe78d4d0fa0 RCX: 00007fe78d248e99
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007fe78d2deeaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe78d4d0fac R14: 00007fe78d4d0fa0 R15: 00007fe78d4d0fa0
 </TASK>
erofs: (device loop2): z_erofs_get_extent_compressedlen: cannot found CBLKCNT @ lcn 1 of nid 89
BUG: scheduling while atomic: syz.2.17/373/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff82219b8c>] kmap_atomic include/linux/highmem-internal.h:196 [inline]
[<ffffffff82219b8c>] z_erofs_reload_indexes+0x30c/0x410 fs/erofs/zmap.c:148
CPU: 1 PID: 373 Comm: syz.2.17 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 dump_stack+0x15/0x20 lib/dump_stack.c:113
 __schedule_bug+0x180/0x230 kernel/sched/core.c:5733
 schedule_debug kernel/sched/core.c:5760 [inline]
 __schedule+0xc21/0x14a0 kernel/sched/core.c:6428
 schedule+0x11e/0x1e0 kernel/sched/core.c:6621
 schedule_timeout+0xba/0x340 kernel/time/timer.c:1898
 io_schedule_timeout+0x8d/0x100 kernel/sched/core.c:8655
 do_wait_for_common kernel/sched/completion.c:85 [inline]
 __wait_for_common kernel/sched/completion.c:106 [inline]
 wait_for_common_io+0x16f/0x2e0 kernel/sched/completion.c:123
 wait_for_completion_io+0x13/0x20 kernel/sched/completion.c:171
 z_erofs_runqueue+0x115d/0x11f0 fs/erofs/zdata.c:1514
 z_erofs_readpage+0x25d/0x4d0 fs/erofs/zdata.c:1604
 filemap_read_page+0xd3/0x330 mm/filemap.c:2401
 filemap_update_page mm/filemap.c:2481 [inline]
 filemap_get_pages mm/filemap.c:2594 [inline]
 filemap_read+0x142e/0x21e0 mm/filemap.c:2656
 generic_file_read_iter+0xac/0x420 mm/filemap.c:2816
 call_read_iter include/linux/fs.h:2206 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x6c0/0xc20 fs/read_write.c:485
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe78d248e99
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:00007fff0f0c22e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fe78d4d0fa0 RCX: 00007fe78d248e99
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007fe78d2deeaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe78d4d0fac R14: 00007fe78d4d0fa0 R15: 00007fe78d4d0fa0
 </TASK>