Extracting prog: 3m27.525991029s
Minimizing prog: 8m57.734418788s
Simplifying prog options: 0s
Extracting C: 34.830723619s
Simplifying C: 16m56.886538237s
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$nilfs2-openat-mmap-ppoll
detailed listing:
executing program 0:
syz_mount_image$nilfs2(&(0x7f0000000040), &(0x7f00000001c0)='./bus\x00', 0x2, &(0x7f00000000c0)=ANY=[], 0x1, 0xacd, &(0x7f0000000200)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0)
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r0, 0x0)
ppoll(0x0, 0x0, &(0x7f0000000340)={0x0, 0x3938700}, 0x0, 0x0)
program crashed: possible deadlock in __nilfs_error
program crashed: possible deadlock in __nilfs_error
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=53.097155464s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap
detailed listing:
executing program 0:
syz_mount_image$nilfs2(&(0x7f0000000040), &(0x7f00000001c0)='./bus\x00', 0x2, &(0x7f00000000c0)=ANY=[], 0x1, 0xacd, &(0x7f0000000200)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0)
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r0, 0x0)
program did not crash
testing program (duration=53.097155464s, {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$nilfs2-openat-ppoll
detailed listing:
executing program 0:
syz_mount_image$nilfs2(&(0x7f0000000040), &(0x7f00000001c0)='./bus\x00', 0x2, &(0x7f00000000c0)=ANY=[], 0x1, 0xacd, &(0x7f0000000200)="$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")
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0)
ppoll(0x0, 0x0, &(0x7f0000000340)={0x0, 0x3938700}, 0x0, 0x0)
program did not crash
testing program (duration=53.097155464s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-mmap-ppoll
detailed listing:
executing program 0:
syz_mount_image$nilfs2(&(0x7f0000000040), &(0x7f00000001c0)='./bus\x00', 0x2, &(0x7f00000000c0)=ANY=[], 0x1, 0xacd, &(0x7f0000000200)="$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")
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, 0xffffffffffffffff, 0x0)
ppoll(0x0, 0x0, &(0x7f0000000340)={0x0, 0x3938700}, 0x0, 0x0)
program did not crash
testing program (duration=53.097155464s, {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}}): openat-mmap-ppoll
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0)
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r0, 0x0)
ppoll(0x0, 0x0, &(0x7f0000000340)={0x0, 0x3938700}, 0x0, 0x0)
program did not crash
testing program (duration=53.097155464s, {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$nilfs2-openat-mmap-ppoll
detailed listing:
executing program 0:
syz_mount_image$nilfs2(&(0x7f0000000040), &(0x7f00000001c0)='./bus\x00', 0x2, &(0x7f00000000c0)=ANY=[], 0x1, 0xacd, &(0x7f0000000200)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r0, 0x0)
ppoll(0x0, 0x0, &(0x7f0000000340)={0x0, 0x3938700}, 0x0, 0x0)
program did not crash
testing program (duration=53.097155464s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
detailed listing:
executing program 0:
syz_mount_image$nilfs2(&(0x7f0000000040), &(0x7f00000001c0)='./bus\x00', 0x2, &(0x7f00000000c0)=ANY=[], 0x1, 0xacd, &(0x7f0000000200)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0)
mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r0, 0x0)
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=53.097155464s, {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$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
simplifying C reproducer
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {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: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$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program did not crash
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false 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$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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: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$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
testing compiled C program (duration=53.097155464s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$nilfs2-openat-mmap-ppoll
program crashed: possible deadlock in __nilfs_error
reproducing took 29m56.977700732s
repro crashed as (corrupted=false):
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): vblocknr = 23 has abnormal lifetime: start cno (= 4294967298) > current cno (= 3)
NILFS error (device loop0): nilfs_bmap_propagate: broken bmap (inode number=4)
======================================================
WARNING: possible circular locking dependency detected
6.15.0-rc4-syzkaller #0 Not tainted
------------------------------------------------------
segctord/5816 is trying to acquire lock:
ffff888034c79090 (&nilfs->ns_sem){++++}-{4:4}, at: nilfs_set_error fs/nilfs2/super.c:92 [inline]
ffff888034c79090 (&nilfs->ns_sem){++++}-{4:4}, at: __nilfs_error+0x1ca/0x4b0 fs/nilfs2/super.c:141
but task is already holding lock:
ffff888034c792a0 (&nilfs->ns_segctor_sem){++++}-{4:4}, at: nilfs_transaction_lock+0x253/0x4c0 fs/nilfs2/segment.c:357
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #6 (&nilfs->ns_segctor_sem){++++}-{4:4}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_read+0x46/0x2e0 kernel/locking/rwsem.c:1524
nilfs_transaction_begin+0x365/0x710 fs/nilfs2/segment.c:221
nilfs_page_mkwrite+0x8b0/0xc20 fs/nilfs2/file.c:95
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
wp_page_shared mm/memory.c:3688 [inline]
do_wp_page+0x2626/0x5760 mm/memory.c:3907
handle_pte_fault mm/memory.c:6013 [inline]
__handle_mm_fault+0x1028/0x5380 mm/memory.c:6140
handle_mm_fault+0x2d5/0x7f0 mm/memory.c:6309
do_user_addr_fault+0xa81/0x1390 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #5 (sb_internal#2){.+.+}-{0:0}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
percpu_down_read include/linux/percpu-rwsem.h:52 [inline]
__sb_start_write include/linux/fs.h:1783 [inline]
sb_start_intwrite include/linux/fs.h:1966 [inline]
nilfs_transaction_begin+0x268/0x710 fs/nilfs2/segment.c:218
nilfs_page_mkwrite+0x8b0/0xc20 fs/nilfs2/file.c:95
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
wp_page_shared mm/memory.c:3688 [inline]
do_wp_page+0x2626/0x5760 mm/memory.c:3907
handle_pte_fault mm/memory.c:6013 [inline]
__handle_mm_fault+0x1028/0x5380 mm/memory.c:6140
handle_mm_fault+0x2d5/0x7f0 mm/memory.c:6309
do_user_addr_fault+0xa81/0x1390 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #4 (sb_pagefaults){.+.+}-{0:0}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
percpu_down_read include/linux/percpu-rwsem.h:52 [inline]
__sb_start_write include/linux/fs.h:1783 [inline]
sb_start_pagefault include/linux/fs.h:1948 [inline]
nilfs_page_mkwrite+0x21e/0xc20 fs/nilfs2/file.c:57
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
wp_page_shared mm/memory.c:3688 [inline]
do_wp_page+0x2626/0x5760 mm/memory.c:3907
handle_pte_fault mm/memory.c:6013 [inline]
__handle_mm_fault+0x1028/0x5380 mm/memory.c:6140
handle_mm_fault+0x2d5/0x7f0 mm/memory.c:6309
do_user_addr_fault+0xa81/0x1390 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #3 (vm_lock){++++}-{0:0}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
__vma_enter_locked+0x182/0x380 mm/memory.c:6473
__vma_start_write+0x1e/0x120 mm/memory.c:6497
vma_start_write include/linux/mm.h:829 [inline]
mprotect_fixup+0x571/0x9b0 mm/mprotect.c:670
setup_arg_pages+0x53a/0xaa0 fs/exec.c:780
load_elf_binary+0xb7a/0x27b0 fs/binfmt_elf.c:1019
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve+0x999/0x1440 fs/exec.c:1862
kernel_execve+0x8f0/0x9f0 fs/exec.c:2028
try_to_run_init_process+0x13/0x60 init/main.c:1385
kernel_init+0xad/0x1d0 init/main.c:1513
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
-> #2 (&mm->mmap_lock){++++}-{4:4}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
__might_fault+0xcc/0x130 mm/memory.c:7151
_copy_to_iter+0xf3/0x15a0 lib/iov_iter.c:184
copy_page_to_iter+0xa7/0x150 lib/iov_iter.c:362
copy_folio_to_iter include/linux/uio.h:198 [inline]
filemap_read+0x78d/0x11d0 mm/filemap.c:2753
blkdev_read_iter+0x30a/0x440 block/fops.c:809
new_sync_read fs/read_write.c:489 [inline]
vfs_read+0x4cd/0x980 fs/read_write.c:570
ksys_read+0x145/0x250 fs/read_write.c:713
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #1 (&sb->s_type->i_mutex_key#7){++++}-{4:4}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_write+0x96/0x1f0 kernel/locking/rwsem.c:1577
inode_lock include/linux/fs.h:867 [inline]
set_blocksize+0x23b/0x500 block/bdev.c:203
sb_set_blocksize block/bdev.c:224 [inline]
sb_min_blocksize+0x119/0x210 block/bdev.c:239
init_nilfs+0x43/0x690 fs/nilfs2/the_nilfs.c:710
nilfs_fill_super+0x8f/0x650 fs/nilfs2/super.c:1060
nilfs_get_tree+0x4f4/0x870 fs/nilfs2/super.c:1228
vfs_get_tree+0x8f/0x2b0 fs/super.c:1759
do_new_mount+0x24a/0xa40 fs/namespace.c:3884
do_mount fs/namespace.c:4224 [inline]
__do_sys_mount fs/namespace.c:4435 [inline]
__se_sys_mount+0x317/0x410 fs/namespace.c:4412
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #0 (&nilfs->ns_sem){++++}-{4:4}:
check_prev_add kernel/locking/lockdep.c:3166 [inline]
check_prevs_add kernel/locking/lockdep.c:3285 [inline]
validate_chain+0xb9b/0x2140 kernel/locking/lockdep.c:3909
__lock_acquire+0xaac/0xd20 kernel/locking/lockdep.c:5235
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_write+0x96/0x1f0 kernel/locking/rwsem.c:1577
nilfs_set_error fs/nilfs2/super.c:92 [inline]
__nilfs_error+0x1ca/0x4b0 fs/nilfs2/super.c:141
nilfs_bmap_convert_error fs/nilfs2/bmap.c:35 [inline]
nilfs_bmap_propagate+0x108/0x130 fs/nilfs2/bmap.c:332
nilfs_collect_file_data+0x4f/0xd0 fs/nilfs2/segment.c:589
nilfs_segctor_apply_buffers+0x161/0x330 fs/nilfs2/segment.c:1010
nilfs_segctor_scan_file+0x68e/0x8e0 fs/nilfs2/segment.c:1059
nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1254 [inline]
nilfs_segctor_collect fs/nilfs2/segment.c:1547 [inline]
nilfs_segctor_do_construct+0x1d46/0x6970 fs/nilfs2/segment.c:2122
nilfs_segctor_construct+0x17b/0x690 fs/nilfs2/segment.c:2478
nilfs_segctor_thread_construct fs/nilfs2/segment.c:2586 [inline]
nilfs_segctor_thread+0x6f7/0xe00 fs/nilfs2/segment.c:2700
kthread+0x70e/0x8a0 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
other info that might help us debug this:
Chain exists of:
&nilfs->ns_sem --> sb_internal#2 --> &nilfs->ns_segctor_sem
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&nilfs->ns_segctor_sem);
lock(sb_internal#2);
lock(&nilfs->ns_segctor_sem);
lock(&nilfs->ns_sem);
*** DEADLOCK ***
1 lock held by segctord/5816:
#0: ffff888034c792a0 (&nilfs->ns_segctor_sem){++++}-{4:4}, at: nilfs_transaction_lock+0x253/0x4c0 fs/nilfs2/segment.c:357
stack backtrace:
CPU: 1 UID: 0 PID: 5816 Comm: segctord Not tainted 6.15.0-rc4-syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
print_circular_bug+0x2ee/0x310 kernel/locking/lockdep.c:2079
check_noncircular+0x134/0x160 kernel/locking/lockdep.c:2211
check_prev_add kernel/locking/lockdep.c:3166 [inline]
check_prevs_add kernel/locking/lockdep.c:3285 [inline]
validate_chain+0xb9b/0x2140 kernel/locking/lockdep.c:3909
__lock_acquire+0xaac/0xd20 kernel/locking/lockdep.c:5235
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_write+0x96/0x1f0 kernel/locking/rwsem.c:1577
nilfs_set_error fs/nilfs2/super.c:92 [inline]
__nilfs_error+0x1ca/0x4b0 fs/nilfs2/super.c:141
nilfs_bmap_convert_error fs/nilfs2/bmap.c:35 [inline]
nilfs_bmap_propagate+0x108/0x130 fs/nilfs2/bmap.c:332
nilfs_collect_file_data+0x4f/0xd0 fs/nilfs2/segment.c:589
nilfs_segctor_apply_buffers+0x161/0x330 fs/nilfs2/segment.c:1010
nilfs_segctor_scan_file+0x68e/0x8e0 fs/nilfs2/segment.c:1059
nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1254 [inline]
nilfs_segctor_collect fs/nilfs2/segment.c:1547 [inline]
nilfs_segctor_do_construct+0x1d46/0x6970 fs/nilfs2/segment.c:2122
nilfs_segctor_construct+0x17b/0x690 fs/nilfs2/segment.c:2478
nilfs_segctor_thread_construct fs/nilfs2/segment.c:2586 [inline]
nilfs_segctor_thread+0x6f7/0xe00 fs/nilfs2/segment.c:2700
kthread+0x70e/0x8a0 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Remounting filesys
final repro crashed as (corrupted=false):
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): vblocknr = 23 has abnormal lifetime: start cno (= 4294967298) > current cno (= 3)
NILFS error (device loop0): nilfs_bmap_propagate: broken bmap (inode number=4)
======================================================
WARNING: possible circular locking dependency detected
6.15.0-rc4-syzkaller #0 Not tainted
------------------------------------------------------
segctord/5816 is trying to acquire lock:
ffff888034c79090 (&nilfs->ns_sem){++++}-{4:4}, at: nilfs_set_error fs/nilfs2/super.c:92 [inline]
ffff888034c79090 (&nilfs->ns_sem){++++}-{4:4}, at: __nilfs_error+0x1ca/0x4b0 fs/nilfs2/super.c:141
but task is already holding lock:
ffff888034c792a0 (&nilfs->ns_segctor_sem){++++}-{4:4}, at: nilfs_transaction_lock+0x253/0x4c0 fs/nilfs2/segment.c:357
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #6 (&nilfs->ns_segctor_sem){++++}-{4:4}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_read+0x46/0x2e0 kernel/locking/rwsem.c:1524
nilfs_transaction_begin+0x365/0x710 fs/nilfs2/segment.c:221
nilfs_page_mkwrite+0x8b0/0xc20 fs/nilfs2/file.c:95
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
wp_page_shared mm/memory.c:3688 [inline]
do_wp_page+0x2626/0x5760 mm/memory.c:3907
handle_pte_fault mm/memory.c:6013 [inline]
__handle_mm_fault+0x1028/0x5380 mm/memory.c:6140
handle_mm_fault+0x2d5/0x7f0 mm/memory.c:6309
do_user_addr_fault+0xa81/0x1390 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #5 (sb_internal#2){.+.+}-{0:0}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
percpu_down_read include/linux/percpu-rwsem.h:52 [inline]
__sb_start_write include/linux/fs.h:1783 [inline]
sb_start_intwrite include/linux/fs.h:1966 [inline]
nilfs_transaction_begin+0x268/0x710 fs/nilfs2/segment.c:218
nilfs_page_mkwrite+0x8b0/0xc20 fs/nilfs2/file.c:95
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
wp_page_shared mm/memory.c:3688 [inline]
do_wp_page+0x2626/0x5760 mm/memory.c:3907
handle_pte_fault mm/memory.c:6013 [inline]
__handle_mm_fault+0x1028/0x5380 mm/memory.c:6140
handle_mm_fault+0x2d5/0x7f0 mm/memory.c:6309
do_user_addr_fault+0xa81/0x1390 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #4 (sb_pagefaults){.+.+}-{0:0}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
percpu_down_read include/linux/percpu-rwsem.h:52 [inline]
__sb_start_write include/linux/fs.h:1783 [inline]
sb_start_pagefault include/linux/fs.h:1948 [inline]
nilfs_page_mkwrite+0x21e/0xc20 fs/nilfs2/file.c:57
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
wp_page_shared mm/memory.c:3688 [inline]
do_wp_page+0x2626/0x5760 mm/memory.c:3907
handle_pte_fault mm/memory.c:6013 [inline]
__handle_mm_fault+0x1028/0x5380 mm/memory.c:6140
handle_mm_fault+0x2d5/0x7f0 mm/memory.c:6309
do_user_addr_fault+0xa81/0x1390 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #3 (vm_lock){++++}-{0:0}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
__vma_enter_locked+0x182/0x380 mm/memory.c:6473
__vma_start_write+0x1e/0x120 mm/memory.c:6497
vma_start_write include/linux/mm.h:829 [inline]
mprotect_fixup+0x571/0x9b0 mm/mprotect.c:670
setup_arg_pages+0x53a/0xaa0 fs/exec.c:780
load_elf_binary+0xb7a/0x27b0 fs/binfmt_elf.c:1019
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve+0x999/0x1440 fs/exec.c:1862
kernel_execve+0x8f0/0x9f0 fs/exec.c:2028
try_to_run_init_process+0x13/0x60 init/main.c:1385
kernel_init+0xad/0x1d0 init/main.c:1513
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
-> #2 (&mm->mmap_lock){++++}-{4:4}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
__might_fault+0xcc/0x130 mm/memory.c:7151
_copy_to_iter+0xf3/0x15a0 lib/iov_iter.c:184
copy_page_to_iter+0xa7/0x150 lib/iov_iter.c:362
copy_folio_to_iter include/linux/uio.h:198 [inline]
filemap_read+0x78d/0x11d0 mm/filemap.c:2753
blkdev_read_iter+0x30a/0x440 block/fops.c:809
new_sync_read fs/read_write.c:489 [inline]
vfs_read+0x4cd/0x980 fs/read_write.c:570
ksys_read+0x145/0x250 fs/read_write.c:713
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #1 (&sb->s_type->i_mutex_key#7){++++}-{4:4}:
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_write+0x96/0x1f0 kernel/locking/rwsem.c:1577
inode_lock include/linux/fs.h:867 [inline]
set_blocksize+0x23b/0x500 block/bdev.c:203
sb_set_blocksize block/bdev.c:224 [inline]
sb_min_blocksize+0x119/0x210 block/bdev.c:239
init_nilfs+0x43/0x690 fs/nilfs2/the_nilfs.c:710
nilfs_fill_super+0x8f/0x650 fs/nilfs2/super.c:1060
nilfs_get_tree+0x4f4/0x870 fs/nilfs2/super.c:1228
vfs_get_tree+0x8f/0x2b0 fs/super.c:1759
do_new_mount+0x24a/0xa40 fs/namespace.c:3884
do_mount fs/namespace.c:4224 [inline]
__do_sys_mount fs/namespace.c:4435 [inline]
__se_sys_mount+0x317/0x410 fs/namespace.c:4412
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #0 (&nilfs->ns_sem){++++}-{4:4}:
check_prev_add kernel/locking/lockdep.c:3166 [inline]
check_prevs_add kernel/locking/lockdep.c:3285 [inline]
validate_chain+0xb9b/0x2140 kernel/locking/lockdep.c:3909
__lock_acquire+0xaac/0xd20 kernel/locking/lockdep.c:5235
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_write+0x96/0x1f0 kernel/locking/rwsem.c:1577
nilfs_set_error fs/nilfs2/super.c:92 [inline]
__nilfs_error+0x1ca/0x4b0 fs/nilfs2/super.c:141
nilfs_bmap_convert_error fs/nilfs2/bmap.c:35 [inline]
nilfs_bmap_propagate+0x108/0x130 fs/nilfs2/bmap.c:332
nilfs_collect_file_data+0x4f/0xd0 fs/nilfs2/segment.c:589
nilfs_segctor_apply_buffers+0x161/0x330 fs/nilfs2/segment.c:1010
nilfs_segctor_scan_file+0x68e/0x8e0 fs/nilfs2/segment.c:1059
nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1254 [inline]
nilfs_segctor_collect fs/nilfs2/segment.c:1547 [inline]
nilfs_segctor_do_construct+0x1d46/0x6970 fs/nilfs2/segment.c:2122
nilfs_segctor_construct+0x17b/0x690 fs/nilfs2/segment.c:2478
nilfs_segctor_thread_construct fs/nilfs2/segment.c:2586 [inline]
nilfs_segctor_thread+0x6f7/0xe00 fs/nilfs2/segment.c:2700
kthread+0x70e/0x8a0 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
other info that might help us debug this:
Chain exists of:
&nilfs->ns_sem --> sb_internal#2 --> &nilfs->ns_segctor_sem
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&nilfs->ns_segctor_sem);
lock(sb_internal#2);
lock(&nilfs->ns_segctor_sem);
lock(&nilfs->ns_sem);
*** DEADLOCK ***
1 lock held by segctord/5816:
#0: ffff888034c792a0 (&nilfs->ns_segctor_sem){++++}-{4:4}, at: nilfs_transaction_lock+0x253/0x4c0 fs/nilfs2/segment.c:357
stack backtrace:
CPU: 1 UID: 0 PID: 5816 Comm: segctord Not tainted 6.15.0-rc4-syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
print_circular_bug+0x2ee/0x310 kernel/locking/lockdep.c:2079
check_noncircular+0x134/0x160 kernel/locking/lockdep.c:2211
check_prev_add kernel/locking/lockdep.c:3166 [inline]
check_prevs_add kernel/locking/lockdep.c:3285 [inline]
validate_chain+0xb9b/0x2140 kernel/locking/lockdep.c:3909
__lock_acquire+0xaac/0xd20 kernel/locking/lockdep.c:5235
lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5866
down_write+0x96/0x1f0 kernel/locking/rwsem.c:1577
nilfs_set_error fs/nilfs2/super.c:92 [inline]
__nilfs_error+0x1ca/0x4b0 fs/nilfs2/super.c:141
nilfs_bmap_convert_error fs/nilfs2/bmap.c:35 [inline]
nilfs_bmap_propagate+0x108/0x130 fs/nilfs2/bmap.c:332
nilfs_collect_file_data+0x4f/0xd0 fs/nilfs2/segment.c:589
nilfs_segctor_apply_buffers+0x161/0x330 fs/nilfs2/segment.c:1010
nilfs_segctor_scan_file+0x68e/0x8e0 fs/nilfs2/segment.c:1059
nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1254 [inline]
nilfs_segctor_collect fs/nilfs2/segment.c:1547 [inline]
nilfs_segctor_do_construct+0x1d46/0x6970 fs/nilfs2/segment.c:2122
nilfs_segctor_construct+0x17b/0x690 fs/nilfs2/segment.c:2478
nilfs_segctor_thread_construct fs/nilfs2/segment.c:2586 [inline]
nilfs_segctor_thread+0x6f7/0xe00 fs/nilfs2/segment.c:2700
kthread+0x70e/0x8a0 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Remounting filesys