Extracting prog: 3m43.266789339s
Minimizing prog: 14m13.971882808s
Simplifying prog options: 0s
Extracting C: 34.135504518s
Simplifying C: 7m14.481159305s


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:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
ioctl$BLKBSZSET(0xffffffffffffffff, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
dup(r0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, 0xffffffffffffffff, 0x2000)
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = dup(0xffffffffffffffff)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r0, 0x2000)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program did not crash
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
reproducing took 31m20.650573055s
repro crashed as (corrupted=false):
 __do_softirq kernel/softirq.c:703 [inline]
 invoke_softirq kernel/softirq.c:542 [inline]
 __irq_exit_rcu+0xc6/0x220 kernel/softirq.c:786
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:809
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
------------[ cut here ]------------
kernel BUG at mm/filemap.c:859!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5830 Comm: syz.3.44 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__filemap_add_folio+0x1236/0x13c0 mm/filemap.c:858
Code: ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 82 cc 16 ff 90 0f 0b e8 7a ab b7 ff 4c 89 ef 48 c7 c6 a0 96 39 8c e8 6b cc 16 ff 90 <0f> 0b e8 63 ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 54 cc 16 ff
RSP: 0018:ffffc900054175e0 EFLAGS: 00010246
RAX: 6ac2db25037e7c00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8e91e368 RDI: ffff888037a7a580
RBP: ffffc90005417758 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: ffff8880326289d8
R13: ffffea00010dc940 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055558a239500(0000) GS:ffff88808ac41000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 00000000475c1000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x251/0x4e0 mm/filemap.c:971
 ra_alloc_folio mm/readahead.c:470 [inline]
 page_cache_ra_order+0x6d1/0xee0 mm/readahead.c:535
 do_sync_mmap_readahead+0x74b/0x960 mm/filemap.c:3461
 filemap_fault+0x7ef/0x13b0 mm/filemap.c:3615
 __do_fault+0x138/0x2a0 mm/memory.c:5537
 do_shared_fault mm/memory.c:6036 [inline]
 do_fault mm/memory.c:6110 [inline]
 do_pte_missing+0x684/0x34b0 mm/memory.c:4666
 handle_pte_fault mm/memory.c:6530 [inline]
 __handle_mm_fault mm/memory.c:6679 [inline]
 handle_mm_fault+0x1a53/0x3750 mm/memory.c:6846
 do_user_addr_fault+0xb35/0x1480 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1483 [inline]
 exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1536
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f3cfd96fb88
Code: 66 89 74 17 02 88 0f c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5 fa 7f 4c 17 f0 c3 0f 1f 44 00 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 62 e1 fe 28 6f 54 16 ff 62 e1 fe 28 6f
RSP: 002b:00007fffcc72b5f8 EFLAGS: 00010202
RAX: 0000200000001000 RBX: 0000000000000004 RCX: 0030626c6c756e2f
RDX: 000000000000000c RSI: 6c756e2f7665642f RDI: 0000200000001000
RBP: fffffffffffffffe R08: 0000001b33c20000 R09: 0000000000000001
R10: 7ffffffffffffff3 R11: 0000000000000009 R12: 0000000000000000
R13: 00007f3cfdc25fac R14: 0000000000025007 R15: 00007f3cfdc25fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0x1236/0x13c0 mm/filemap.c:858
Code: ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 82 cc 16 ff 90 0f 0b e8 7a ab b7 ff 4c 89 ef 48 c7 c6 a0 96 39 8c e8 6b cc 16 ff 90 <0f> 0b e8 63 ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 54 cc 16 ff
RSP: 0018:ffffc900054175e0 EFLAGS: 00010246
RAX: 6ac2db25037e7c00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8e91e368 RDI: ffff888037a7a580
RBP: ffffc90005417758 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: ffff8880326289d8
R13: ffffea00010dc940 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055558a239500(0000) GS:ffff88808ac41000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f662a95da08 CR3: 00000000475c1000 CR4: 0000000000352ef0

final repro crashed as (corrupted=false):
 __do_softirq kernel/softirq.c:703 [inline]
 invoke_softirq kernel/softirq.c:542 [inline]
 __irq_exit_rcu+0xc6/0x220 kernel/softirq.c:786
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:809
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
------------[ cut here ]------------
kernel BUG at mm/filemap.c:859!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5830 Comm: syz.3.44 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__filemap_add_folio+0x1236/0x13c0 mm/filemap.c:858
Code: ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 82 cc 16 ff 90 0f 0b e8 7a ab b7 ff 4c 89 ef 48 c7 c6 a0 96 39 8c e8 6b cc 16 ff 90 <0f> 0b e8 63 ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 54 cc 16 ff
RSP: 0018:ffffc900054175e0 EFLAGS: 00010246
RAX: 6ac2db25037e7c00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8e91e368 RDI: ffff888037a7a580
RBP: ffffc90005417758 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: ffff8880326289d8
R13: ffffea00010dc940 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055558a239500(0000) GS:ffff88808ac41000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 00000000475c1000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x251/0x4e0 mm/filemap.c:971
 ra_alloc_folio mm/readahead.c:470 [inline]
 page_cache_ra_order+0x6d1/0xee0 mm/readahead.c:535
 do_sync_mmap_readahead+0x74b/0x960 mm/filemap.c:3461
 filemap_fault+0x7ef/0x13b0 mm/filemap.c:3615
 __do_fault+0x138/0x2a0 mm/memory.c:5537
 do_shared_fault mm/memory.c:6036 [inline]
 do_fault mm/memory.c:6110 [inline]
 do_pte_missing+0x684/0x34b0 mm/memory.c:4666
 handle_pte_fault mm/memory.c:6530 [inline]
 __handle_mm_fault mm/memory.c:6679 [inline]
 handle_mm_fault+0x1a53/0x3750 mm/memory.c:6846
 do_user_addr_fault+0xb35/0x1480 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1483 [inline]
 exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1536
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f3cfd96fb88
Code: 66 89 74 17 02 88 0f c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5 fa 7f 4c 17 f0 c3 0f 1f 44 00 00 48 8b 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 62 e1 fe 28 6f 54 16 ff 62 e1 fe 28 6f
RSP: 002b:00007fffcc72b5f8 EFLAGS: 00010202
RAX: 0000200000001000 RBX: 0000000000000004 RCX: 0030626c6c756e2f
RDX: 000000000000000c RSI: 6c756e2f7665642f RDI: 0000200000001000
RBP: fffffffffffffffe R08: 0000001b33c20000 R09: 0000000000000001
R10: 7ffffffffffffff3 R11: 0000000000000009 R12: 0000000000000000
R13: 00007f3cfdc25fac R14: 0000000000025007 R15: 00007f3cfdc25fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0x1236/0x13c0 mm/filemap.c:858
Code: ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 82 cc 16 ff 90 0f 0b e8 7a ab b7 ff 4c 89 ef 48 c7 c6 a0 96 39 8c e8 6b cc 16 ff 90 <0f> 0b e8 63 ab b7 ff 4c 89 ef 48 c7 c6 e0 a1 39 8c e8 54 cc 16 ff
RSP: 0018:ffffc900054175e0 EFLAGS: 00010246
RAX: 6ac2db25037e7c00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8e91e368 RDI: ffff888037a7a580
RBP: ffffc90005417758 R08: ffffffff8ff4c74b R09: 1ffffffff1fe98e9
R10: dffffc0000000000 R11: fffffbfff1fe98ea R12: ffff8880326289d8
R13: ffffea00010dc940 R14: 0000000000000001 R15: dffffc0000000000
FS:  000055558a239500(0000) GS:ffff88808ac41000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f662a95da08 CR3: 00000000475c1000 CR4: 0000000000352ef0