Extracting prog: 30m13.318749753s
Minimizing prog: 2h35m24.676391328s
Simplifying prog options: 20m7.748967946s
Extracting C: 6m50.404210637s
Simplifying C: 0s


extracting reproducer from 27 programs
testing a last program of every proc
single: executing 7 programs separately with timeout 6m0s
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-socket-flistxattr$auto-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
socket(0xa, 0x801, 0x84)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-socket-flistxattr$auto-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
socket(0xa, 0x801, 0x84)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-socket-flistxattr$auto-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
socket(0xa, 0x801, 0x84)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-socket-flistxattr$auto-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
socket(0xa, 0x801, 0x84)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in del_device_store
single: successfully extracted reproducer
found reproducer with 28 syscalls
minimizing guilty program
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-open$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-mmap$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
r4 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r4, &(0x7f0000000000), 0xef)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-openat$auto_nsim_dev_health_break_fops_health-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-flistxattr$auto-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r1 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r1, 0x0, 0x20)
r2 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r3 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r3, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
flistxattr$auto(r0, &(0x7f0000000040)='#}!#\x00', 0x2)
write$auto(0xffffffffffffffff, &(0x7f0000000000), 0xef)
close_range$auto(r2, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
socket(0xa, 0x5, 0x0)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-close_range$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
close_range$auto(0x2, 0x8, 0x0)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-socketpair$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
socketpair$auto(0x1e, 0x5, 0x8000000000000000, 0x0)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-close_range$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0x8, 0x0)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-mmap$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
mmap$auto(0x0, 0x20007, 0x4000000000df, 0xeb1, 0x401, 0x8000)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-writev$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
writev$auto(r2, &(0x7f0000000200)={0x0, 0x7}, 0x3)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r3, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in devlink_health_report
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_proc_fail_nth_operations_base-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
openat$auto_proc_fail_nth_operations_base(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/fail-nth\x00', 0x802, 0x0)
r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r2, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in devlink_health_report
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_usbdev_file_operations_usb-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bus/usb/031/001\x00', 0x50d000, 0x0)
r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r2, &(0x7f0000000000), 0xef)
close_range$auto(r1, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in devlink_health_report
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r1, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/device:08/adr\x00', 0x0, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-mmap$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-socketpair$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
socketpair$auto(0xffffffff, 0x8, 0x8000000000000000, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-ioctl$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
ioctl$auto(0x3, 0x4018bc13, 0xffffffffffffffff)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_bch_chardev_fops_chardev-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
openat$auto_bch_chardev_fops_chardev(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-mmap$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
mmap$auto(0xfff, 0x1ffc0000000, 0xe0, 0x16, 0xffffffffffffffff, 0x28000)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_def_blk_fops_fs-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x60742, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-mmap$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-madvise$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
madvise$auto(0x7fff, 0xfffffffffffffffc, 0x67)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-keyctl$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
keyctl$auto(0x14, 0x72510000000, 0x69c6, 0x0, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb2, 0xfffffffffffffffb, 0x8000)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, 0x0, 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, 0x0, 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(&(0x7f0000000140)='./file0\x00', 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(0x0, 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
extracting C reproducer
testing compiled C program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(0x0, 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program crashed: INFO: task hung in remove_one
extracting C reproducer
testing compiled C program (duration=6m0s, {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 Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto-close_range$auto-open$auto-socket
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/netdevsim/netdevsim1/health/break_health\x00', 0x101, 0x0)
write$auto(r0, &(0x7f0000000000), 0xef)
close_range$auto(0xffffffffffffffff, 0xfffffffffffff000, 0x9)
open$auto(0x0, 0x9, 0x10)
socket(0x2, 0x1, 0x0)

program did not crash
reproducing took 3h32m11.113269507s
repro crashed as (corrupted=false):
INFO: task kworker/u8:8:3440 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:8    state:D stack:23776 pid:3440  tgid:3440  ppid:2      task_flags:0x4208060 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_timeout+0x244/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:95 [inline]
 __wait_for_common+0x3e1/0x600 kernel/sched/completion.c:116
 __debugfs_file_removed fs/debugfs/inode.c:775 [inline]
 remove_one+0x30f/0x420 fs/debugfs/inode.c:782
 simple_recursive_removal+0x4e2/0x8e0 fs/libfs.c:635
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:805
 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227
 nsim_dev_reload_destroy+0x143/0x4d0 drivers/net/netdevsim/dev.c:1664
 nsim_dev_reload_down+0x6e/0xd0 drivers/net/netdevsim/dev.c:968
 devlink_reload+0x19a/0x7c0 net/devlink/dev.c:461
 devlink_pernet_pre_exit+0x1a1/0x2b0 net/devlink/core.c:509
 ops_pre_exit_list net/core/net_namespace.c:162 [inline]
 cleanup_net+0x497/0xb30 net/core/net_namespace.c:632
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3400
 kthread+0x3af/0x750 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
INFO: task syz-executor:10381 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:23488 pid:10381 tgid:10381 ppid:1      task_flags:0x400140 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 __mutex_lock_common kernel/locking/mutex.c:662 [inline]
 __mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
 device_lock include/linux/device.h:1030 [inline]
 device_del+0xa1/0x9f0 drivers/base/core.c:3816
 device_unregister+0x1d/0xc0 drivers/base/core.c:3895
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:462 [inline]
 del_device_store+0x346/0x4b0 drivers/net/netdevsim/bus.c:226
 bus_attr_store+0x71/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0x117/0x170 fs/sysfs/file.c:139
 kernfs_fop_write_iter+0x33d/0x500 fs/kernfs/file.c:334
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0x5ae/0x1150 fs/read_write.c:679
 ksys_write+0x12b/0x250 fs/read_write.c:731
 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: 0033:0x7f938c18bc1f
RSP: 002b:00007ffd11e6fe70 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f938c18bc1f
RDX: 0000000000000001 RSI: 00007ffd11e6fec0 RDI: 0000000000000005
RBP: 00007f938c20f4fd R08: 0000000000000000 R09: 00007ffd11e6fcc7
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007ffd11e6fec0 R14: 00007f938ced4620 R15: 0000000000000003
 </TASK>
INFO: task syz.2.4130:10397 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.4130      state:D stack:28208 pid:10397 tgid:10397 ppid:9038   task_flags:0x400040 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 __mutex_lock_common kernel/locking/mutex.c:662 [inline]
 __mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
 devlink_health_report+0x3c5/0x9d0 net/devlink/health.c:627
 nsim_dev_health_break_write+0x167/0x210 drivers/net/netdevsim/health.c:162
 full_proxy_write+0x13c/0x200 fs/debugfs/file.c:398
 vfs_write+0x24c/0x1150 fs/read_write.c:677
 ksys_write+0x12b/0x250 fs/read_write.c:731
 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: 0033:0x7f5d7038d169
RSP: 002b:00007ffcd1c28468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f5d705a5fa0 RCX: 00007f5d7038d169
RDX: 00000000000000ef RSI: 0000400000000000 RDI: 0000000000000003
RBP: 00007f5d7040e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5d705a5fa0 R14: 00007f5d705a5fa0 R15: 0000000000000003
 </TASK>
INFO: task syz.3.4153:10431 blocked for more than 144 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.4153      state:D stack:27472 pid:10431 tgid:10431 ppid:9713   task_flags:0x400040 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1084
 __down_read_common kernel/locking/rwsem.c:1248 [inline]
 __down_read kernel/locking/rwsem.c:1261 [inline]
 down_read+0x124/0x330 kernel/locking/rwsem.c:1526
 inode_lock_shared include/linux/fs.h:887 [inline]
 open_last_lookups fs/namei.c:3749 [inline]
 path_openat+0x88a/0x2d80 fs/namei.c:3986
 do_filp_open+0x20c/0x470 fs/namei.c:4016
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_openat fs/open.c:1459 [inline]
 __se_sys_openat fs/open.c:1454 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1454
 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: 0033:0x7ff4d378d169
RSP: 002b:00007fff1dae9aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007ff4d39a5fa0 RCX: 00007ff4d378d169
RDX: 0000000000000101 RSI: 00004000000000c0 RDI: ffffffffffffff9c
RBP: 00007ff4d380e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff4d39a5fa0 R14: 00007ff4d39a5fa0 R15: 0000000000000004
 </TASK>
INFO: task syz.0.4152:10432 blocked for more than 144 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.4152      state:D stack:27656 pid:10432 tgid:10432 ppid:8454   task_flags:0x400040 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1084
 __down_read_common kernel/locking/rwsem.c:1248 [inline]
 __down_read kernel/locking/rwsem.c:1261 [inline]
 down_read+0x124/0x330 kernel/locking/rwsem.c:1526
 inode_lock_shared include/linux/fs.h:887 [inline]
 open_last_lookups fs/namei.c:3749 [inline]
 path_openat+0x88a/0x2d80 fs/namei.c:3986
 do_filp_open+0x20c/0x470 fs/namei.c:4016
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_openat fs/open.c:1459 [inline]
 __se_sys_openat fs/open.c:1454 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1454
 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: 0033:0x7efffbf8d169
RSP: 002b:00007ffeb05b0138 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007efffc1a5fa0 RCX: 00007efffbf8d169
RDX: 0000000000000101 RSI: 00004000000000c0 RDI: ffffffffffffff9c
RBP: 00007efffc00e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efffc1a5fa0 R14: 00007efffc1a5fa0 R15: 0000000000000004
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/30:
 #0: ffffffff8e1bccc0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 #0: ffffffff8e1bccc0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
 #0: ffffffff8e1bccc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x7f/0x390 kernel/locking/lockdep.c:6746
2 locks held by kworker/u8:4/62:
6 locks held by kworker/u8:8/3440:
 #0: ffff88801bef5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x1293/0x1ba0 kernel/workqueue.c:3213
 #1: ffffc9000d747d18 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x921/0x1ba0 kernel/workqueue.c:3214
 #2: ffffffff8fee38d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xb30 net/core/net_namespace.c:606
 #3: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
 #3: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline]
 #3: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x12d/0x2b0 net/devlink/core.c:506
 #4: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:276 [inline]
 #4: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:109 [inline]
 #4: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x137/0x2b0 net/devlink/core.c:506
 #5: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline]
 #5: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: simple_recursive_removal+0x2f5/0x8e0 fs/libfs.c:627
2 locks held by getty/5598:
 #0: ffff888031a950a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0xfba/0x1480 drivers/tty/n_tty.c:2211
5 locks held by syz-executor/10381:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880307cd088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
 #4: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
 #4: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: device_del+0xa1/0x9f0 drivers/base/core.c:3816
2 locks held by syz.2.4130/10397:
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_health_report+0x3c5/0x9d0 net/devlink/health.c:627
2 locks held by syz.3.4153/10431:
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:3739 [inline]
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: path_openat+0x1f64/0x2d80 fs/namei.c:3986
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:887 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: open_last_lookups fs/namei.c:3749 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: path_openat+0x88a/0x2d80 fs/namei.c:3986
2 locks held by syz.0.4152/10432:
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:3739 [inline]
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: path_openat+0x1f64/0x2d80 fs/namei.c:3986
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:887 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: open_last_lookups fs/namei.c:3749 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: path_openat+0x88a/0x2d80 fs/namei.c:3986
4 locks held by syz-executor/10478:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888028bca488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10479:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88806d1fc088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10484:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888029bdf088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10507:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888029c3b088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10525:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88805a38a888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10526:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88807a96c088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10532:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88807a96fc88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10555:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880743f2088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10568:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88802920a088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10572:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888055efb088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10573:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880551ac488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216

=============================================

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:236 [inline]
 watchdog+0xf62/0x12b0 kernel/hung_task.c:399
 kthread+0x3af/0x750 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 53 Comm: kworker/u8:3 Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: bat_events batadv_nc_worker
RIP: 0010:batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:406 [inline]
RIP: 0010:batadv_nc_worker+0x12e/0x1060 net/batman-adv/network-coding.c:719
Code: 00 00 00 00 00 fc ff df 48 c7 44 24 08 00 02 e1 8d 48 c1 e8 03 4c 01 f8 48 89 44 24 50 e8 4a 2a 96 f6 48 8b 44 24 50 80 38 00 <0f> 85 0f 0e 00 00 48 8b 4c 24 40 89 e8 48 8b 11 48 8d 1c c2 e8 a9
RSP: 0018:ffffc90000be7b28 EFLAGS: 00000246
RAX: ffffed100f5f38d8 RBX: 0000000000000400 RCX: ffffffff8b23be6c
RDX: ffff88801bb00000 RSI: ffffffff8b23b6d6 RDI: 0000000000000004
RBP: 0000000000000105 R08: 0000000000000004 R09: 0000000000000105
R10: 0000000000000400 R11: 0000000000000002 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000557807ac7d88 CR3: 00000000750b8000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3400
 kthread+0x3af/0x750 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

final repro crashed as (corrupted=false):
INFO: task kworker/u8:8:3440 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:8    state:D stack:23776 pid:3440  tgid:3440  ppid:2      task_flags:0x4208060 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_timeout+0x244/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:95 [inline]
 __wait_for_common+0x3e1/0x600 kernel/sched/completion.c:116
 __debugfs_file_removed fs/debugfs/inode.c:775 [inline]
 remove_one+0x30f/0x420 fs/debugfs/inode.c:782
 simple_recursive_removal+0x4e2/0x8e0 fs/libfs.c:635
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:805
 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227
 nsim_dev_reload_destroy+0x143/0x4d0 drivers/net/netdevsim/dev.c:1664
 nsim_dev_reload_down+0x6e/0xd0 drivers/net/netdevsim/dev.c:968
 devlink_reload+0x19a/0x7c0 net/devlink/dev.c:461
 devlink_pernet_pre_exit+0x1a1/0x2b0 net/devlink/core.c:509
 ops_pre_exit_list net/core/net_namespace.c:162 [inline]
 cleanup_net+0x497/0xb30 net/core/net_namespace.c:632
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3400
 kthread+0x3af/0x750 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
INFO: task syz-executor:10381 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:23488 pid:10381 tgid:10381 ppid:1      task_flags:0x400140 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 __mutex_lock_common kernel/locking/mutex.c:662 [inline]
 __mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
 device_lock include/linux/device.h:1030 [inline]
 device_del+0xa1/0x9f0 drivers/base/core.c:3816
 device_unregister+0x1d/0xc0 drivers/base/core.c:3895
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:462 [inline]
 del_device_store+0x346/0x4b0 drivers/net/netdevsim/bus.c:226
 bus_attr_store+0x71/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0x117/0x170 fs/sysfs/file.c:139
 kernfs_fop_write_iter+0x33d/0x500 fs/kernfs/file.c:334
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0x5ae/0x1150 fs/read_write.c:679
 ksys_write+0x12b/0x250 fs/read_write.c:731
 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: 0033:0x7f938c18bc1f
RSP: 002b:00007ffd11e6fe70 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f938c18bc1f
RDX: 0000000000000001 RSI: 00007ffd11e6fec0 RDI: 0000000000000005
RBP: 00007f938c20f4fd R08: 0000000000000000 R09: 00007ffd11e6fcc7
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007ffd11e6fec0 R14: 00007f938ced4620 R15: 0000000000000003
 </TASK>
INFO: task syz.2.4130:10397 blocked for more than 143 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.4130      state:D stack:28208 pid:10397 tgid:10397 ppid:9038   task_flags:0x400040 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 __mutex_lock_common kernel/locking/mutex.c:662 [inline]
 __mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
 devlink_health_report+0x3c5/0x9d0 net/devlink/health.c:627
 nsim_dev_health_break_write+0x167/0x210 drivers/net/netdevsim/health.c:162
 full_proxy_write+0x13c/0x200 fs/debugfs/file.c:398
 vfs_write+0x24c/0x1150 fs/read_write.c:677
 ksys_write+0x12b/0x250 fs/read_write.c:731
 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: 0033:0x7f5d7038d169
RSP: 002b:00007ffcd1c28468 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f5d705a5fa0 RCX: 00007f5d7038d169
RDX: 00000000000000ef RSI: 0000400000000000 RDI: 0000000000000003
RBP: 00007f5d7040e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5d705a5fa0 R14: 00007f5d705a5fa0 R15: 0000000000000003
 </TASK>
INFO: task syz.3.4153:10431 blocked for more than 144 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.4153      state:D stack:27472 pid:10431 tgid:10431 ppid:9713   task_flags:0x400040 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1084
 __down_read_common kernel/locking/rwsem.c:1248 [inline]
 __down_read kernel/locking/rwsem.c:1261 [inline]
 down_read+0x124/0x330 kernel/locking/rwsem.c:1526
 inode_lock_shared include/linux/fs.h:887 [inline]
 open_last_lookups fs/namei.c:3749 [inline]
 path_openat+0x88a/0x2d80 fs/namei.c:3986
 do_filp_open+0x20c/0x470 fs/namei.c:4016
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_openat fs/open.c:1459 [inline]
 __se_sys_openat fs/open.c:1454 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1454
 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: 0033:0x7ff4d378d169
RSP: 002b:00007fff1dae9aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007ff4d39a5fa0 RCX: 00007ff4d378d169
RDX: 0000000000000101 RSI: 00004000000000c0 RDI: ffffffffffffff9c
RBP: 00007ff4d380e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff4d39a5fa0 R14: 00007ff4d39a5fa0 R15: 0000000000000004
 </TASK>
INFO: task syz.0.4152:10432 blocked for more than 144 seconds.
      Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.4152      state:D stack:27656 pid:10432 tgid:10432 ppid:8454   task_flags:0x400040 flags:0x00000004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5378 [inline]
 __schedule+0xf43/0x5890 kernel/sched/core.c:6765
 __schedule_loop kernel/sched/core.c:6842 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6857
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6914
 rwsem_down_read_slowpath+0x61e/0xb20 kernel/locking/rwsem.c:1084
 __down_read_common kernel/locking/rwsem.c:1248 [inline]
 __down_read kernel/locking/rwsem.c:1261 [inline]
 down_read+0x124/0x330 kernel/locking/rwsem.c:1526
 inode_lock_shared include/linux/fs.h:887 [inline]
 open_last_lookups fs/namei.c:3749 [inline]
 path_openat+0x88a/0x2d80 fs/namei.c:3986
 do_filp_open+0x20c/0x470 fs/namei.c:4016
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1428
 do_sys_open fs/open.c:1443 [inline]
 __do_sys_openat fs/open.c:1459 [inline]
 __se_sys_openat fs/open.c:1454 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1454
 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: 0033:0x7efffbf8d169
RSP: 002b:00007ffeb05b0138 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007efffc1a5fa0 RCX: 00007efffbf8d169
RDX: 0000000000000101 RSI: 00004000000000c0 RDI: ffffffffffffff9c
RBP: 00007efffc00e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efffc1a5fa0 R14: 00007efffc1a5fa0 R15: 0000000000000004
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/30:
 #0: ffffffff8e1bccc0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 #0: ffffffff8e1bccc0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
 #0: ffffffff8e1bccc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x7f/0x390 kernel/locking/lockdep.c:6746
2 locks held by kworker/u8:4/62:
6 locks held by kworker/u8:8/3440:
 #0: ffff88801bef5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x1293/0x1ba0 kernel/workqueue.c:3213
 #1: ffffc9000d747d18 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x921/0x1ba0 kernel/workqueue.c:3214
 #2: ffffffff8fee38d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xb30 net/core/net_namespace.c:606
 #3: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
 #3: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline]
 #3: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x12d/0x2b0 net/devlink/core.c:506
 #4: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:276 [inline]
 #4: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:109 [inline]
 #4: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x137/0x2b0 net/devlink/core.c:506
 #5: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: inode_lock include/linux/fs.h:877 [inline]
 #5: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: simple_recursive_removal+0x2f5/0x8e0 fs/libfs.c:627
2 locks held by getty/5598:
 #0: ffff888031a950a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0xfba/0x1480 drivers/tty/n_tty.c:2211
5 locks held by syz-executor/10381:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880307cd088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
 #4: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
 #4: ffff8880354fa0e8 (&dev->mutex){....}-{4:4}, at: device_del+0xa1/0x9f0 drivers/base/core.c:3816
2 locks held by syz.2.4130/10397:
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880354fb250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_health_report+0x3c5/0x9d0 net/devlink/health.c:627
2 locks held by syz.3.4153/10431:
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:3739 [inline]
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: path_openat+0x1f64/0x2d80 fs/namei.c:3986
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:887 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: open_last_lookups fs/namei.c:3749 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: path_openat+0x88a/0x2d80 fs/namei.c:3986
2 locks held by syz.0.4152/10432:
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:3739 [inline]
 #0: ffff888141ae0420 (sb_writers#9){.+.+}-{0:0}, at: path_openat+0x1f64/0x2d80 fs/namei.c:3986
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:887 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: open_last_lookups fs/namei.c:3749 [inline]
 #1: ffff88807733d5a8 (&sb->s_type->i_mutex_key#3){++++}-{4:4}, at: path_openat+0x88a/0x2d80 fs/namei.c:3986
4 locks held by syz-executor/10478:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888028bca488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10479:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88806d1fc088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10484:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888029bdf088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10507:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888029c3b088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10525:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88805a38a888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10526:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88807a96c088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10532:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88807a96fc88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10555:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880743f2088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10568:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff88802920a088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10572:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff888055efb088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216
4 locks held by syz-executor/10573:
 #0: ffff8880359ea420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12b/0x250 fs/read_write.c:731
 #1: ffff8880551ac488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x27b/0x500 fs/kernfs/file.c:325
 #2: ffff888143f23c38 (kn->active#55){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x29e/0x500 fs/kernfs/file.c:326
 #3: ffffffff8f4a41a8 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd2/0x4b0 drivers/net/netdevsim/bus.c:216

=============================================

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:236 [inline]
 watchdog+0xf62/0x12b0 kernel/hung_task.c:399
 kthread+0x3af/0x750 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 53 Comm: kworker/u8:3 Not tainted 6.14.0-rc5-syzkaller-00013-g99fa936e8e4f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: bat_events batadv_nc_worker
RIP: 0010:batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:406 [inline]
RIP: 0010:batadv_nc_worker+0x12e/0x1060 net/batman-adv/network-coding.c:719
Code: 00 00 00 00 00 fc ff df 48 c7 44 24 08 00 02 e1 8d 48 c1 e8 03 4c 01 f8 48 89 44 24 50 e8 4a 2a 96 f6 48 8b 44 24 50 80 38 00 <0f> 85 0f 0e 00 00 48 8b 4c 24 40 89 e8 48 8b 11 48 8d 1c c2 e8 a9
RSP: 0018:ffffc90000be7b28 EFLAGS: 00000246
RAX: ffffed100f5f38d8 RBX: 0000000000000400 RCX: ffffffff8b23be6c
RDX: ffff88801bb00000 RSI: ffffffff8b23b6d6 RDI: 0000000000000004
RBP: 0000000000000105 R08: 0000000000000004 R09: 0000000000000105
R10: 0000000000000400 R11: 0000000000000002 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000557807ac7d88 CR3: 00000000750b8000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3400
 kthread+0x3af/0x750 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>