Extracting prog: 1m43.38054859s
Minimizing prog: 6m5.097322096s
Simplifying prog options: 0s
Extracting C: 17.463003623s
Simplifying C: 2m21.812022802s


105 programs, 3 VMs, timeouts [15s 1m40s 6m0s]
extracting reproducer from 105 programs
single: executing 4 programs separately with timeout 15s
testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_sco-prctl$PR_SET_TAGGED_ADDR_CTRL-bind$bt_sco-setsockopt$bt_BT_DEFER_SETUP
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
prctl$PR_SET_TAGGED_ADDR_CTRL(0x37, 0x1)
bind$bt_sco(r0, &(0x7f00000006c0)={0x1f, @fixed}, 0x8)
setsockopt$bt_BT_DEFER_SETUP(r0, 0x112, 0x7, &(0x7f0000000b80), 0x4)

program did not crash
testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-bpf$PROG_LOAD-open-pwritev2-syz_mount_image$fuse-mount
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000100), &(0x7f0000000640)='./bus\x00', 0x0, &(0x7f0000000080)=ANY=[], 0x1, 0x1268, &(0x7f0000002500)="$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bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f0000001c40)=ANY=[@ANYBLOB="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"], &(0x7f0000000080)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6}, 0x90)
r0 = open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x0)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x307e00}], 0x1, 0x1400, 0x0, 0x3)
syz_mount_image$fuse(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000340)='devpts\x00', 0x0, 0x0)

program did not crash
testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program crashed: possible deadlock in uart_write
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
ioctl$EVIOCGPROP(0xffffffffffffffff, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-openat$ttyS3-ioctl$TIOCSETD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-openat$ttyS3-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r0, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-sched_setscheduler-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
sched_setscheduler(0x0, 0x0, &(0x7f0000000080))
ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r0, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r0, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x804000, &(0x7f0000000200), 0x3, 0x4a0, &(0x7f0000000540)="$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")
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program crashed: possible deadlock in console_flush_all
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program crashed: possible deadlock in uart_write
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, 0x0, 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, 0x0)
write$binfmt_aout(r1, &(0x7f0000000540)=ANY=[], 0xb9)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
detailed listing:
executing program 0:
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0x3)
bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0xffffffffffffffff}, 0xbb)
r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040), 0x1a01, 0x0)
ioctl$EVIOCGPROP(r1, 0x40047438, &(0x7f0000000180)=""/246)
write$binfmt_aout(r1, 0x0, 0xb9)

program did not crash
extracting C reproducer
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in console_flush_all
simplifying C reproducer
testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in uart_write
testing compiled C program (duration=22.5s, {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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in console_flush_all
testing compiled C program (duration=22.5s, {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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in uart_write
testing compiled C program (duration=22.5s, {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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in uart_write
testing compiled C program (duration=22.5s, {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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in uart_write
testing compiled C program (duration=22.5s, {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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in uart_write
testing compiled C program (duration=22.5s, {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 Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyS3-ioctl$TIOCSETD-bpf$PROG_LOAD-openat$ppp-ioctl$EVIOCGPROP-write$binfmt_aout
program crashed: possible deadlock in uart_write
reproducing took 10m27.75291539s
repro crashed as (corrupted=false):
------------[ cut here ]------------
======================================================
WARNING: possible circular locking dependency detected
6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0 Not tainted
------------------------------------------------------
syz-executor120/5187 is trying to acquire lock:
ffffffff8dabeee0 (console_owner){....}-{0:0}, at: console_trylock_spinning kernel/printk/printk.c:1994 [inline]
ffffffff8dabeee0 (console_owner){....}-{0:0}, at: vprintk_emit kernel/printk/printk.c:2344 [inline]
ffffffff8dabeee0 (console_owner){....}-{0:0}, at: vprintk_emit+0x42d/0x5a0 kernel/printk/printk.c:2300

but task is already holding lock:
ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_port_lock_irqsave include/linux/serial_core.h:618 [inline]
ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_write+0x134/0x3e0 drivers/tty/serial/serial_core.c:624

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (&port_lock_key){-...}-{2:2}:
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
       uart_port_lock_irqsave include/linux/serial_core.h:618 [inline]
       serial8250_console_write+0xaa6/0x1090 drivers/tty/serial/8250/8250_port.c:3352
       console_emit_next_record kernel/printk/printk.c:2928 [inline]
       console_flush_all+0x53f/0xd70 kernel/printk/printk.c:2994
       console_unlock+0xae/0x290 kernel/printk/printk.c:3063
       vprintk_emit kernel/printk/printk.c:2345 [inline]
       vprintk_emit+0x11a/0x5a0 kernel/printk/printk.c:2300
       vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
       _printk+0xc8/0x100 kernel/printk/printk.c:2370
       register_console+0xa88/0x10a0 kernel/printk/printk.c:3596
       univ8250_console_init+0x35/0x50 drivers/tty/serial/8250/8250_core.c:719
       console_init+0xcc/0x680 kernel/printk/printk.c:3742
       start_kernel+0x295/0x4c0 init/main.c:1038
       x86_64_start_reservations+0x18/0x30 arch/x86/kernel/head64.c:507
       x86_64_start_kernel+0xb2/0xc0 arch/x86/kernel/head64.c:488
       common_startup_64+0x13e/0x148

-> #0 (console_owner){....}-{0:0}:
       check_prev_add kernel/locking/lockdep.c:3134 [inline]
       check_prevs_add kernel/locking/lockdep.c:3253 [inline]
       validate_chain kernel/locking/lockdep.c:3869 [inline]
       __lock_acquire+0x2478/0x3b30 kernel/locking/lockdep.c:5137
       lock_acquire kernel/locking/lockdep.c:5754 [inline]
       lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
       console_trylock_spinning kernel/printk/printk.c:1994 [inline]
       vprintk_emit kernel/printk/printk.c:2344 [inline]
       vprintk_emit+0x442/0x5a0 kernel/printk/printk.c:2300
       vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
       _printk+0xc8/0x100 kernel/printk/printk.c:2370
       __report_bug lib/bug.c:195 [inline]
       report_bug+0x4ac/0x580 lib/bug.c:219
       handle_bug+0x3d/0x70 arch/x86/kernel/traps.c:239
       exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:260
       asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
       uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
       ppp_async_push+0x89e/0x1740 drivers/net/ppp/ppp_async.c:666
       ppp_async_send+0xe5/0x120 drivers/net/ppp/ppp_async.c:634
       __ppp_channel_push+0xe5/0x230 drivers/net/ppp/ppp_generic.c:2150
       ppp_channel_push+0x1c2/0x250 drivers/net/ppp/ppp_generic.c:2177
       ppp_write+0x236/0x2e0 drivers/net/ppp/ppp_generic.c:525
       vfs_write+0x29a/0x1140 fs/read_write.c:588
       ksys_write+0x12f/0x260 fs/read_write.c:643
       do_syscall_x64 arch/x86/entry/common.c:52 [inline]
       do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&port_lock_key);
                               lock(console_owner);
                               lock(&port_lock_key);
  lock(console_owner);

 *** DEADLOCK ***

4 locks held by syz-executor120/5187:
 #0: ffff888029952a48 (&pch->upl){.+..}-{2:2}, at: ppp_channel_push+0x28/0x250 drivers/net/ppp/ppp_generic.c:2171
 #1: ffff8880299529e0 (&pch->downl){+...}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
 #1: ffff8880299529e0 (&pch->downl){+...}-{2:2}, at: __ppp_channel_push+0x2a/0x230 drivers/net/ppp/ppp_generic.c:2146
 #2: ffff8880268dc030 (&ap->xmit_lock){+...}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline]
 #2: ffff8880268dc030 (&ap->xmit_lock){+...}-{2:2}, at: ppp_async_push+0x106/0x1740 drivers/net/ppp/ppp_async.c:659
 #3: ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_port_lock_irqsave include/linux/serial_core.h:618 [inline]
 #3: ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_write+0x134/0x3e0 drivers/tty/serial/serial_core.c:624

stack backtrace:
CPU: 0 PID: 5187 Comm: syz-executor120 Not tainted 6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
 check_noncircular+0x31a/0x400 kernel/locking/lockdep.c:2187
 check_prev_add kernel/locking/lockdep.c:3134 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain kernel/locking/lockdep.c:3869 [inline]
 __lock_acquire+0x2478/0x3b30 kernel/locking/lockdep.c:5137
 lock_acquire kernel/locking/lockdep.c:5754 [inline]
 lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
 console_trylock_spinning kernel/printk/printk.c:1994 [inline]
 vprintk_emit kernel/printk/printk.c:2344 [inline]
 vprintk_emit+0x442/0x5a0 kernel/printk/printk.c:2300
 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
 _printk+0xc8/0x100 kernel/printk/printk.c:2370
 __report_bug lib/bug.c:195 [inline]
 report_bug+0x4ac/0x580 lib/bug.c:219
 handle_bug+0x3d/0x70 arch/x86/kernel/traps.c:239
 exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:260
 asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
RIP: 0010:uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
Code: 6b fc e9 4e ff ff ff e8 3f 17 91 fc 90 0f 0b 90 49 c7 c4 d2 ff ff ff e9 39 ff ff ff e8 2a 17 91 fc 45 31 ff e8 22 17 91 fc 90 <0f> 0b 90 48 85 ed 74 8c e8 14 17 91 fc 4c 8d a5 08 01 00 00 4c 89
RSP: 0018:ffffc90003337ae8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff88801f858be8 RCX: ffffffff816c444d
RDX: ffff8880280dc880 RSI: ffffffff84fccdce RDI: ffff88801f858f48
RBP: ffffffff94ddef60 R08: 0000000000000001 R09: fffff52000666f4b
R10: 0000000000000003 R11: ffffffff9393b318 R12: 0000000000000001
R13: 000000000000017a R14: ffff8880268dc001 R15: 0000000000000293
 ppp_async_push+0x89e/0x1740 drivers/net/ppp/ppp_async.c:666
 ppp_async_send+0xe5/0x120 drivers/net/ppp/ppp_async.c:634
 __ppp_channel_push+0xe5/0x230 drivers/net/ppp/ppp_generic.c:2150
 ppp_channel_push+0x1c2/0x250 drivers/net/ppp/ppp_generic.c:2177
 ppp_write+0x236/0x2e0 drivers/net/ppp/ppp_generic.c:525
 vfs_write+0x29a/0x1140 fs/read_write.c:588
 ksys_write+0x12f/0x260 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f844cefa4a9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd3953c848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffd3953ca18 RCX: 00007f844cefa4a9
RDX: 00000000000000b9 RSI: 0000000020000540 RDI: 0000000000000004
RBP: 00007f844cf6d610 R08: 00007ffd3953ca18 R09: 00007ffd3953ca18
R10: 00007ffd3953ca18 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd3953ca08 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
WARNING: CPU: 0 PID: 5187 at drivers/tty/serial/serial_core.c:625 uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
Modules linked in:
CPU: 0 PID: 5187 Comm: syz-executor120 Not tainted 6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
Code: 6b fc e9 4e ff ff ff e8 3f 17 91 fc 90 0f 0b 90 49 c7 c4 d2 ff ff ff e9 39 ff ff ff e8 2a 17 91 fc 45 31 ff e8 22 17 91 fc 90 <0f> 0b 90 48 85 ed 74 8c e8 14 17 91 fc 4c 8d a5 08 01 00 00 4c 89
RSP: 0018:ffffc90003337ae8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff88801f858be8 RCX: ffffffff816c444d
RDX: ffff8880280dc880 RSI: ffffffff84fccdce RDI: ffff88801f858f48
RBP: ffffffff94ddef60 R08: 0000000000000001 R09: fffff52000666f4b
R10: 0000000000000003 R11: ffffffff9393b318 R12: 0000000000000001
R13: 000000000000017a R14: ffff8880268dc001 R15: 0000000000000293
FS:  0000555565a70380(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000100 CR3: 00000000249f4000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ppp_async_push+0x89e/0x1740 drivers/net/ppp/ppp_async.c:666
 ppp_async_send+0xe5/0x120 drivers/net/ppp/ppp_async.c:634
 __ppp_channel_push+0xe5/0x230 drivers/net/ppp/ppp_generic.c:2150
 ppp_channel_push+0x1c2/0x250 drivers/net/ppp/ppp_generic.c:2177
 ppp_write+0x236/0x2e0 drivers/net/ppp/ppp_generic.c:525
 vfs_write+0x29a/0x1140 fs/read_write.c:588
 ksys_write+0x12f/0x260 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f844cefa4a9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd3953c848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffd3953ca18 RCX: 00007f844cefa4a9
RDX: 00000000000000b9 RSI: 0000000020000540 RDI: 0000000000000004
RBP: 00007f844cf6d610 R08: 00007ffd3953ca18 R09: 00007ffd3953ca18
R10: 00007ffd3953ca18 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd3953ca08 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
======================================================
WARNING: possible circular locking dependency detected
6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0 Not tainted
------------------------------------------------------
syz-executor120/5187 is trying to acquire lock:
ffffffff8dabeee0 (console_owner){....}-{0:0}, at: console_trylock_spinning kernel/printk/printk.c:1994 [inline]
ffffffff8dabeee0 (console_owner){....}-{0:0}, at: vprintk_emit kernel/printk/printk.c:2344 [inline]
ffffffff8dabeee0 (console_owner){....}-{0:0}, at: vprintk_emit+0x42d/0x5a0 kernel/printk/printk.c:2300

but task is already holding lock:
ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_port_lock_irqsave include/linux/serial_core.h:618 [inline]
ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_write+0x134/0x3e0 drivers/tty/serial/serial_core.c:624

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (&port_lock_key){-...}-{2:2}:
       __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
       _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
       uart_port_lock_irqsave include/linux/serial_core.h:618 [inline]
       serial8250_console_write+0xaa6/0x1090 drivers/tty/serial/8250/8250_port.c:3352
       console_emit_next_record kernel/printk/printk.c:2928 [inline]
       console_flush_all+0x53f/0xd70 kernel/printk/printk.c:2994
       console_unlock+0xae/0x290 kernel/printk/printk.c:3063
       vprintk_emit kernel/printk/printk.c:2345 [inline]
       vprintk_emit+0x11a/0x5a0 kernel/printk/printk.c:2300
       vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
       _printk+0xc8/0x100 kernel/printk/printk.c:2370
       register_console+0xa88/0x10a0 kernel/printk/printk.c:3596
       univ8250_console_init+0x35/0x50 drivers/tty/serial/8250/8250_core.c:719
       console_init+0xcc/0x680 kernel/printk/printk.c:3742
       start_kernel+0x295/0x4c0 init/main.c:1038
       x86_64_start_reservations+0x18/0x30 arch/x86/kernel/head64.c:507
       x86_64_start_kernel+0xb2/0xc0 arch/x86/kernel/head64.c:488
       common_startup_64+0x13e/0x148

-> #0 (console_owner){....}-{0:0}:
       check_prev_add kernel/locking/lockdep.c:3134 [inline]
       check_prevs_add kernel/locking/lockdep.c:3253 [inline]
       validate_chain kernel/locking/lockdep.c:3869 [inline]
       __lock_acquire+0x2478/0x3b30 kernel/locking/lockdep.c:5137
       lock_acquire kernel/locking/lockdep.c:5754 [inline]
       lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
       console_trylock_spinning kernel/printk/printk.c:1994 [inline]
       vprintk_emit kernel/printk/printk.c:2344 [inline]
       vprintk_emit+0x442/0x5a0 kernel/printk/printk.c:2300
       vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
       _printk+0xc8/0x100 kernel/printk/printk.c:2370
       __report_bug lib/bug.c:195 [inline]
       report_bug+0x4ac/0x580 lib/bug.c:219
       handle_bug+0x3d/0x70 arch/x86/kernel/traps.c:239
       exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:260
       asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
       uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
       ppp_async_push+0x89e/0x1740 drivers/net/ppp/ppp_async.c:666
       ppp_async_send+0xe5/0x120 drivers/net/ppp/ppp_async.c:634
       __ppp_channel_push+0xe5/0x230 drivers/net/ppp/ppp_generic.c:2150
       ppp_channel_push+0x1c2/0x250 drivers/net/ppp/ppp_generic.c:2177
       ppp_write+0x236/0x2e0 drivers/net/ppp/ppp_generic.c:525
       vfs_write+0x29a/0x1140 fs/read_write.c:588
       ksys_write+0x12f/0x260 fs/read_write.c:643
       do_syscall_x64 arch/x86/entry/common.c:52 [inline]
       do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&port_lock_key);
                               lock(console_owner);
                               lock(&port_lock_key);
  lock(console_owner);

 *** DEADLOCK ***

4 locks held by syz-executor120/5187:
 #0: ffff888029952a48 (&pch->upl){.+..}-{2:2}, at: ppp_channel_push+0x28/0x250 drivers/net/ppp/ppp_generic.c:2171
 #1: ffff8880299529e0 (&pch->downl){+...}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
 #1: ffff8880299529e0 (&pch->downl){+...}-{2:2}, at: __ppp_channel_push+0x2a/0x230 drivers/net/ppp/ppp_generic.c:2146
 #2: ffff8880268dc030 (&ap->xmit_lock){+...}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline]
 #2: ffff8880268dc030 (&ap->xmit_lock){+...}-{2:2}, at: ppp_async_push+0x106/0x1740 drivers/net/ppp/ppp_async.c:659
 #3: ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_port_lock_irqsave include/linux/serial_core.h:618 [inline]
 #3: ffffffff94ddef78 (&port_lock_key){-...}-{2:2}, at: uart_write+0x134/0x3e0 drivers/tty/serial/serial_core.c:624

stack backtrace:
CPU: 0 PID: 5187 Comm: syz-executor120 Not tainted 6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
 check_noncircular+0x31a/0x400 kernel/locking/lockdep.c:2187
 check_prev_add kernel/locking/lockdep.c:3134 [inline]
 check_prevs_add kernel/locking/lockdep.c:3253 [inline]
 validate_chain kernel/locking/lockdep.c:3869 [inline]
 __lock_acquire+0x2478/0x3b30 kernel/locking/lockdep.c:5137
 lock_acquire kernel/locking/lockdep.c:5754 [inline]
 lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719
 console_trylock_spinning kernel/printk/printk.c:1994 [inline]
 vprintk_emit kernel/printk/printk.c:2344 [inline]
 vprintk_emit+0x442/0x5a0 kernel/printk/printk.c:2300
 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
 _printk+0xc8/0x100 kernel/printk/printk.c:2370
 __report_bug lib/bug.c:195 [inline]
 report_bug+0x4ac/0x580 lib/bug.c:219
 handle_bug+0x3d/0x70 arch/x86/kernel/traps.c:239
 exc_invalid_op+0x17/0x50 arch/x86/kernel/traps.c:260
 asm_exc_invalid_op+0x1a/0x20 arch/x86/include/asm/idtentry.h:621
RIP: 0010:uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
Code: 6b fc e9 4e ff ff ff e8 3f 17 91 fc 90 0f 0b 90 49 c7 c4 d2 ff ff ff e9 39 ff ff ff e8 2a 17 91 fc 45 31 ff e8 22 17 91 fc 90 <0f> 0b 90 48 85 ed 74 8c e8 14 17 91 fc 4c 8d a5 08 01 00 00 4c 89
RSP: 0018:ffffc90003337ae8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff88801f858be8 RCX: ffffffff816c444d
RDX: ffff8880280dc880 RSI: ffffffff84fccdce RDI: ffff88801f858f48
RBP: ffffffff94ddef60 R08: 0000000000000001 R09: fffff52000666f4b
R10: 0000000000000003 R11: ffffffff9393b318 R12: 0000000000000001
R13: 000000000000017a R14: ffff8880268dc001 R15: 0000000000000293
 ppp_async_push+0x89e/0x1740 drivers/net/ppp/ppp_async.c:666
 ppp_async_send+0xe5/0x120 drivers/net/ppp/ppp_async.c:634
 __ppp_channel_push+0xe5/0x230 drivers/net/ppp/ppp_generic.c:2150
 ppp_channel_push+0x1c2/0x250 drivers/net/ppp/ppp_generic.c:2177
 ppp_write+0x236/0x2e0 drivers/net/ppp/ppp_generic.c:525
 vfs_write+0x29a/0x1140 fs/read_write.c:588
 ksys_write+0x12f/0x260 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f844cefa4a9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd3953c848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffd3953ca18 RCX: 00007f844cefa4a9
RDX: 00000000000000b9 RSI: 0000000020000540 RDI: 0000000000000004
RBP: 00007f844cf6d610 R08: 00007ffd3953ca18 R09: 00007ffd3953ca18
R10: 00007ffd3953ca18 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd3953ca08 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
WARNING: CPU: 0 PID: 5187 at drivers/tty/serial/serial_core.c:625 uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
Modules linked in:
CPU: 0 PID: 5187 Comm: syz-executor120 Not tainted 6.10.0-rc2-syzkaller-00235-g8a92980606e3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:uart_write+0x2bf/0x3e0 drivers/tty/serial/serial_core.c:625
Code: 6b fc e9 4e ff ff ff e8 3f 17 91 fc 90 0f 0b 90 49 c7 c4 d2 ff ff ff e9 39 ff ff ff e8 2a 17 91 fc 45 31 ff e8 22 17 91 fc 90 <0f> 0b 90 48 85 ed 74 8c e8 14 17 91 fc 4c 8d a5 08 01 00 00 4c 89
RSP: 0018:ffffc90003337ae8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff88801f858be8 RCX: ffffffff816c444d
RDX: ffff8880280dc880 RSI: ffffffff84fccdce RDI: ffff88801f858f48
RBP: ffffffff94ddef60 R08: 0000000000000001 R09: fffff52000666f4b
R10: 0000000000000003 R11: ffffffff9393b318 R12: 0000000000000001
R13: 000000000000017a R14: ffff8880268dc001 R15: 0000000000000293
FS:  0000555565a70380(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000100 CR3: 00000000249f4000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ppp_async_push+0x89e/0x1740 drivers/net/ppp/ppp_async.c:666
 ppp_async_send+0xe5/0x120 drivers/net/ppp/ppp_async.c:634
 __ppp_channel_push+0xe5/0x230 drivers/net/ppp/ppp_generic.c:2150
 ppp_channel_push+0x1c2/0x250 drivers/net/ppp/ppp_generic.c:2177
 ppp_write+0x236/0x2e0 drivers/net/ppp/ppp_generic.c:525
 vfs_write+0x29a/0x1140 fs/read_write.c:588
 ksys_write+0x12f/0x260 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f844cefa4a9
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd3953c848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffd3953ca18 RCX: 00007f844cefa4a9
RDX: 00000000000000b9 RSI: 0000000020000540 RDI: 0000000000000004
RBP: 00007f844cf6d610 R08: 00007ffd3953ca18 R09: 00007ffd3953ca18
R10: 00007ffd3953ca18 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd3953ca08 R14: 0000000000000001 R15: 0000000000000001
 </TASK>