Extracting prog: 13m43.382480094s
Minimizing prog: 2h51m1.319664278s
Simplifying prog options: 9m25.431576059s
Extracting C: 5m14.103718466s
Simplifying C: 0s


extracting reproducer from 26 programs
testing a last program of every proc
single: executing 6 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_snd_rawmidi_f_ops_rawmidi-socket$nl_generic-syz_genetlink_get_family_id$auto_nl80211-sendmsg$auto_NL80211_CMD_RELOAD_REGDB
detailed listing:
executing program 0:
openat$auto_snd_rawmidi_f_ops_rawmidi(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snd/midiC2D0\x00', 0x1, 0x0)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_nl80211(&(0x7f0000000640), r0)
sendmsg$auto_NL80211_CMD_RELOAD_REGDB(r0, &(0x7f0000000200)={0x0, 0x30000, &(0x7f00000000c0)={&(0x7f0000001300)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="05082dbd7000fbdbdf257e", @ANYBLOB], 0x1c}, 0x1, 0x0, 0x0, 0x4004044}, 0x8000)

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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG-sendmsg$auto_HWSIM_CMD_DEL_RADIO-sendmsg$auto_GTP_CMD_NEWPDP-sendmsg$auto_NL80211_CMD_GET_REG-sendmmsg$auto-ioctl$auto-close_range$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
r5 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)
sendmsg$auto_HWSIM_CMD_DEL_RADIO(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="01"], 0x14}, 0x1, 0x0, 0x0, 0x20040800}, 0x24004000)
sendmsg$auto_GTP_CMD_NEWPDP(0xffffffffffffffff, 0x0, 0x84)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="72010000", @ANYBLOB="1200"], 0x1ac}}, 0x40000)
sendmmsg$auto(0x3, &(0x7f0000000080)={{0x0, 0x2, &(0x7f00000002c0)={0x0, 0xc4}, 0x1, 0x0, 0x0, 0x9}, 0x7}, 0x3, 0x0)
ioctl$auto(r5, 0x542e, r5)
close_range$auto(0x2, 0x8, 0x0)

program crashed: INFO: task hung in remove_one
single: successfully extracted reproducer
found reproducer with 29 syscalls
minimizing guilty program
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG-sendmsg$auto_HWSIM_CMD_DEL_RADIO-sendmsg$auto_GTP_CMD_NEWPDP-sendmsg$auto_NL80211_CMD_GET_REG-sendmmsg$auto-ioctl$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
r5 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)
sendmsg$auto_HWSIM_CMD_DEL_RADIO(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="01"], 0x14}, 0x1, 0x0, 0x0, 0x20040800}, 0x24004000)
sendmsg$auto_GTP_CMD_NEWPDP(0xffffffffffffffff, 0x0, 0x84)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="72010000", @ANYBLOB="1200"], 0x1ac}}, 0x40000)
sendmmsg$auto(0x3, &(0x7f0000000080)={{0x0, 0x2, &(0x7f00000002c0)={0x0, 0xc4}, 0x1, 0x0, 0x0, 0x9}, 0x7}, 0x3, 0x0)
ioctl$auto(r5, 0x542e, r5)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG-sendmsg$auto_HWSIM_CMD_DEL_RADIO-sendmsg$auto_GTP_CMD_NEWPDP-sendmsg$auto_NL80211_CMD_GET_REG-sendmmsg$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)
sendmsg$auto_HWSIM_CMD_DEL_RADIO(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="01"], 0x14}, 0x1, 0x0, 0x0, 0x20040800}, 0x24004000)
sendmsg$auto_GTP_CMD_NEWPDP(0xffffffffffffffff, 0x0, 0x84)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="72010000", @ANYBLOB="1200"], 0x1ac}}, 0x40000)
sendmmsg$auto(0x3, &(0x7f0000000080)={{0x0, 0x2, &(0x7f00000002c0)={0x0, 0xc4}, 0x1, 0x0, 0x0, 0x9}, 0x7}, 0x3, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG-sendmsg$auto_HWSIM_CMD_DEL_RADIO-sendmsg$auto_GTP_CMD_NEWPDP-sendmsg$auto_NL80211_CMD_GET_REG
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)
sendmsg$auto_HWSIM_CMD_DEL_RADIO(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="01"], 0x14}, 0x1, 0x0, 0x0, 0x20040800}, 0x24004000)
sendmsg$auto_GTP_CMD_NEWPDP(0xffffffffffffffff, 0x0, 0x84)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="72010000", @ANYBLOB="1200"], 0x1ac}}, 0x40000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG-sendmsg$auto_HWSIM_CMD_DEL_RADIO-sendmsg$auto_GTP_CMD_NEWPDP
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)
sendmsg$auto_HWSIM_CMD_DEL_RADIO(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="01"], 0x14}, 0x1, 0x0, 0x0, 0x20040800}, 0x24004000)
sendmsg$auto_GTP_CMD_NEWPDP(0xffffffffffffffff, 0x0, 0x84)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG-sendmsg$auto_HWSIM_CMD_DEL_RADIO
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)
sendmsg$auto_HWSIM_CMD_DEL_RADIO(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="01"], 0x14}, 0x1, 0x0, 0x0, 0x20040800}, 0x24004000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto-sendmsg$auto_NL80211_CMD_GET_REG
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x1ac}, 0x1, 0x0, 0x0, 0x4004810}, 0x800)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket-mmap$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)
socket(0x10, 0x3, 0x6)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic-syz_genetlink_get_family_id$auto_ovs_packet
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), r3)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io-socket$nl_generic
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto-openat$auto_tty_fops_tty_io
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS0\x00', 0x1, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE-sendmmsg$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)
sendmmsg$auto(r2, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000100)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x7, 0x4008)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA-sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r2 = socket(0x10, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r3)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)
sendmsg$auto_IOAM6_CMD_DEL_NAMESPACE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000227bd7000ffdbdf2502000000060001000f0000000600010081000000"], 0x24}}, 0x4000000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6-sendmsg$auto_IOAM6_CMD_ADD_SCHEMA
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
socket(0x10, 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r2)
sendmsg$auto_IOAM6_CMD_ADD_SCHEMA(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000480)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01ed29bd7000fbdbdf2504000009040005000800040009000000"], 0x20}, 0x1, 0x3000700, 0x0, 0x1}, 0x8010)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic-syz_genetlink_get_family_id$auto_ioam6
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
socket(0x10, 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_ioam6(&(0x7f0000000000), r2)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-socket$nl_generic
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: lost connection to test machine
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
socket(0x10, 0x2, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto-sendmsg$auto_OVS_VPORT_CMD_DEL
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)

program did not crash
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-statmount$auto-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x1, 0x9, 0x9, 0x1f, 0x940, 0x1ffde, 0x3, 0x6, 0x8000003, 0x9, 0x5, 0x0, 0x4, 0xb0, 0x7, 0x200, 0x3, 0x205, 0x7, 0x0, 0x3ffff, 0x0, 0x3, 0x7069, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, [0x0, 0x0, 0x0, 0x8, 0x5, 0x8000004, 0x0, 0x100000000000000, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x0, 0x100000000, 0x0, 0x8000000000000001, 0x0, 0x1, 0x0, 0x0, 0xfff, 0x4, 0x0, 0x0, 0x2000000000000000]}, 0x203, 0x7d)
write$auto(0xffffffffffffffff, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program did not crash
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
read$auto(r0, 0x0, 0x1)
r1 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r1, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/irq/2/name\x00', 0x800, 0x0)
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-mmap$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-mmap$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x3fd, 0x8000)
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-statmount$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
statmount$auto(0x0, &(0x7f00000004c0)={0x8, 0x1, 0x9, 0x7, 0x7, 0x0, 0x5, 0xffffffff, 0x2000000000210006, 0x0, 0x7, 0x5, 0x5, 0x7, 0xaf, 0x6, 0x8, 0x3, 0xa, 0x7, 0x0, 0x0, 0x10000005, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, [0x3, 0x0, 0x0, 0xc, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x200000000000000, 0x0, 0x200], "94ca3e8d0d3a40a841e4e8bcd119c28e72a40dce9754debb6c59f9187508f4146734490099bab251c4425c379c08575cd65f04a41135959e5739c9b5ee62757f8e611c676410b1c12fe32500913845e5cb6bae6af0c5aaa88141ce88fad7f0947a1f92e5e4fce386d87297c1b547eee377d5dbddc53b0fb19a7cf2cbf35c"}, 0x1fe, 0x81)
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x40009, 0xdf, 0x9b72, 0x7, 0x28000)
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, 0x0, 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program did not crash
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, 0x0, 0x1)

program did not crash
extracting C reproducer
testing compiled C program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
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=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=7m13.890304513s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program did not crash
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
validation run: crashed=true
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
validation run: crashed=true
testing program (duration=7m13.890304513s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_max_vfs_fops_dev-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_max_vfs_fops_dev(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/max_vfs\x00', 0x2042, 0x0)
write$auto(r0, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\xd6M\xce\xd6\'\t\xf8\x93\xc8\x92\xc8\x85H\x05\xae\xdf\x04\x15A\xdb$\'\x87', 0x1)

program crashed: INFO: task hung in remove_one
validation run: crashed=true
reproducing took 3h33m9.145568373s
repro crashed as (corrupted=false):
INFO: task syz-executor:12927 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24472 pid:12927 tgid:12927 ppid:1      task_flags:0x480140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:100 [inline]
 __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121
 __debugfs_file_removed fs/debugfs/inode.c:751 [inline]
 remove_one+0x312/0x420 fs/debugfs/inode.c:758
 __simple_recursive_removal+0x148/0x5c0 fs/libfs.c:625
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781
 nsim_dev_debugfs_exit drivers/net/netdevsim/dev.c:372 [inline]
 nsim_drv_remove+0xd2/0x1e0 drivers/net/netdevsim/dev.c:1782
 device_remove+0xcb/0x180 drivers/base/dd.c:631
 __device_release_driver drivers/base/dd.c:1344 [inline]
 device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1367
 bus_remove_device+0x2bc/0x560 drivers/base/bus.c:657
 device_del+0x376/0x9b0 drivers/base/core.c:3880
 device_unregister+0x1d/0xe0 drivers/base/core.c:3921
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline]
 del_device_store+0x346/0x480 drivers/net/netdevsim/bus.c:244
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4bb5b5cfce
RSP: 002b:00007ffd027a89a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055557f81c500 RCX: 00007f4bb5b5cfce
RDX: 0000000000000001 RSI: 00007ffd027a8a30 RDI: 0000000000000005
RBP: 00007f4bb5c3351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd027a8a30 R14: 00007f4bb6944620 R15: 0000000000000003
 </TASK>
INFO: task syz.0.3464:13246 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.3464      state:D stack:28792 pid:13246 tgid:13244 ppid:11455  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388
 vfs_write+0x2aa/0x1070 fs/read_write.c:686
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f77d2d9c799
RSP: 002b:00007f77d23fe028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f77d3015fa0 RCX: 00007f77d2d9c799
RDX: 0000000000000001 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007f77d2e32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f77d3016038 R14: 00007f77d3015fa0 R15: 00007ffe62c230d8
 </TASK>
INFO: task syz.1.3465:13249 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.3465      state:D stack:28792 pid:13249 tgid:13245 ppid:12193  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388
 vfs_write+0x2aa/0x1070 fs/read_write.c:686
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa4dd19c799
RSP: 002b:00007fa4ddfde028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa4dd415fa0 RCX: 00007fa4dd19c799
RDX: 0000000000000001 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007fa4dd232c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa4dd416038 R14: 00007fa4dd415fa0 R15: 00007fffd0809538
 </TASK>
INFO: task syz.3.3466:13248 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.3466      state:D stack:28792 pid:13248 tgid:13247 ppid:10734  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388
 vfs_write+0x2aa/0x1070 fs/read_write.c:686
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffa90d9c799
RSP: 002b:00007ffa91d25028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffa91015fa0 RCX: 00007ffa90d9c799
RDX: 0000000000000001 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007ffa90e32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffa91016038 R14: 00007ffa91015fa0 R15: 00007fffe8d16ff8
 </TASK>
INFO: task syz-executor:13291 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24888 pid:13291 tgid:13291 ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6f7fb5cfce
RSP: 002b:00007fffeb591fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055557de3f500 RCX: 00007f6f7fb5cfce
RDX: 0000000000000001 RSI: 00007fffeb592070 RDI: 0000000000000005
RBP: 00007f6f7fc3351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fffeb592070 R14: 00007f6f80944620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:13292 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:23720 pid:13292 tgid:13292 ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fefd155cfce
RSP: 002b:00007ffc4daed548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555588eda500 RCX: 00007fefd155cfce
RDX: 0000000000000001 RSI: 00007ffc4daed5d0 RDI: 0000000000000005
RBP: 00007fefd163351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffc4daed5d0 R14: 00007fefd2344620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:13297 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24552 pid:13297 tgid:13297 ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa5ac15cfce
RSP: 002b:00007ffec6c43068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055558cc6f500 RCX: 00007fa5ac15cfce
RDX: 0000000000000001 RSI: 00007ffec6c430f0 RDI: 0000000000000005
RBP: 00007fa5ac23351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffec6c430f0 R14: 00007fa5acf44620 R15: 0000000000000003
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/31:
 #0: ffffffff8e7e7720 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
 #0: ffffffff8e7e7720 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:850 [inline]
 #0: ffffffff8e7e7720 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775
2 locks held by getty/5585:
 #0: ffff888038be20a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500 drivers/tty/n_tty.c:2211
7 locks held by syz-executor/12927:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888075202088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 #4: ffff88807de25130 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:949 [inline]
 #4: ffff88807de25130 (&dev->mutex){....}-{4:4}, at: __device_driver_lock drivers/base/dd.c:1166 [inline]
 #4: ffff88807de25130 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb2/0x620 drivers/base/dd.c:1364
 #5: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_drv_remove+0x4a/0x1e0 drivers/net/netdevsim/dev.c:1778
 #6: ffff888057042480 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1073 [inline]
 #6: ffff888057042480 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:621
3 locks held by syz.0.3464/13246:
 #0: ffff88803274b5f8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2aa/0x380 fs/file.c:1261
 #1: ffff8880202f0420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #2: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
3 locks held by syz.1.3465/13249:
 #0: ffff8880792f2478 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2aa/0x380 fs/file.c:1261
 #1: ffff8880202f0420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #2: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
3 locks held by syz.3.3466/13248:
 #0: ffff8880792f29b8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2aa/0x380 fs/file.c:1261
 #1: ffff8880202f0420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #2: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
4 locks held by syz-executor/13291:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88806b73c488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13292:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888029542c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13297:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88803523e888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13322:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888033616c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13334:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888076b27888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13336:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88805ca44888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13339:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807d356488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13372:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807ab59088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13384:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88803532c888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13388:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807d010c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13392:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807b28d488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234

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

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 nmi_cpu_backtrace.cold+0x12d/0x151 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x1d7/0x230 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:161 [inline]
 __sys_info lib/sys_info.c:157 [inline]
 sys_info+0x141/0x190 lib/sys_info.c:165
 check_hung_uninterruptible_tasks kernel/hung_task.c:346 [inline]
 watchdog+0xd25/0x1050 kernel/hung_task.c:515
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: 28 85 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 43 b0 1d 00 fb f4 <e9> fc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246
RAX: 00000000001a5cf9 RBX: ffffffff8e4975c0 RCX: ffffffff8b8ddc75
RDX: 0000000000000000 RSI: ffffffff8de80d86 RDI: ffffffff8c1b11a0
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed101708679d
R10: ffff8880b8433ceb R11: 0000000000000000 R12: 0000000000000000
R13: fffffbfff1c92eb8 R14: 0000000000000000 R15: ffffffff90d9d910
FS:  0000000000000000(0000) GS:ffff888124346000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d89bfc000 CR3: 000000000e598000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:73 [inline]
 default_idle+0x9/0x10 arch/x86/kernel/process.c:767
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x464/0x590 kernel/sched/idle.c:352
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:451
 rest_init+0x251/0x260 init/main.c:760
 start_kernel+0x47f/0x480 init/main.c:1210
 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291
 common_startup_64+0x13e/0x148
 </TASK>

final repro crashed as (corrupted=false):
INFO: task syz-executor:12927 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24472 pid:12927 tgid:12927 ppid:1      task_flags:0x480140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:100 [inline]
 __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121
 __debugfs_file_removed fs/debugfs/inode.c:751 [inline]
 remove_one+0x312/0x420 fs/debugfs/inode.c:758
 __simple_recursive_removal+0x148/0x5c0 fs/libfs.c:625
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781
 nsim_dev_debugfs_exit drivers/net/netdevsim/dev.c:372 [inline]
 nsim_drv_remove+0xd2/0x1e0 drivers/net/netdevsim/dev.c:1782
 device_remove+0xcb/0x180 drivers/base/dd.c:631
 __device_release_driver drivers/base/dd.c:1344 [inline]
 device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1367
 bus_remove_device+0x2bc/0x560 drivers/base/bus.c:657
 device_del+0x376/0x9b0 drivers/base/core.c:3880
 device_unregister+0x1d/0xe0 drivers/base/core.c:3921
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline]
 del_device_store+0x346/0x480 drivers/net/netdevsim/bus.c:244
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4bb5b5cfce
RSP: 002b:00007ffd027a89a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055557f81c500 RCX: 00007f4bb5b5cfce
RDX: 0000000000000001 RSI: 00007ffd027a8a30 RDI: 0000000000000005
RBP: 00007f4bb5c3351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd027a8a30 R14: 00007f4bb6944620 R15: 0000000000000003
 </TASK>
INFO: task syz.0.3464:13246 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.3464      state:D stack:28792 pid:13246 tgid:13244 ppid:11455  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388
 vfs_write+0x2aa/0x1070 fs/read_write.c:686
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f77d2d9c799
RSP: 002b:00007f77d23fe028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f77d3015fa0 RCX: 00007f77d2d9c799
RDX: 0000000000000001 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007f77d2e32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f77d3016038 R14: 00007f77d3015fa0 R15: 00007ffe62c230d8
 </TASK>
INFO: task syz.1.3465:13249 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.3465      state:D stack:28792 pid:13249 tgid:13245 ppid:12193  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388
 vfs_write+0x2aa/0x1070 fs/read_write.c:686
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa4dd19c799
RSP: 002b:00007fa4ddfde028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa4dd415fa0 RCX: 00007fa4dd19c799
RDX: 0000000000000001 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007fa4dd232c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa4dd416038 R14: 00007fa4dd415fa0 R15: 00007fffd0809538
 </TASK>
INFO: task syz.3.3466:13248 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.3466      state:D stack:28792 pid:13248 tgid:13247 ppid:10734  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388
 vfs_write+0x2aa/0x1070 fs/read_write.c:686
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffa90d9c799
RSP: 002b:00007ffa91d25028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffa91015fa0 RCX: 00007ffa90d9c799
RDX: 0000000000000001 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007ffa90e32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffa91016038 R14: 00007ffa91015fa0 R15: 00007fffe8d16ff8
 </TASK>
INFO: task syz-executor:13291 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24888 pid:13291 tgid:13291 ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6f7fb5cfce
RSP: 002b:00007fffeb591fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055557de3f500 RCX: 00007f6f7fb5cfce
RDX: 0000000000000001 RSI: 00007fffeb592070 RDI: 0000000000000005
RBP: 00007f6f7fc3351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fffeb592070 R14: 00007f6f80944620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:13292 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:23720 pid:13292 tgid:13292 ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fefd155cfce
RSP: 002b:00007ffc4daed548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555588eda500 RCX: 00007fefd155cfce
RDX: 0000000000000001 RSI: 00007ffc4daed5d0 RDI: 0000000000000005
RBP: 00007fefd163351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffc4daed5d0 R14: 00007fefd2344620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:13297 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24552 pid:13297 tgid:13297 ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa5ac15cfce
RSP: 002b:00007ffec6c43068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000055558cc6f500 RCX: 00007fa5ac15cfce
RDX: 0000000000000001 RSI: 00007ffec6c430f0 RDI: 0000000000000005
RBP: 00007fa5ac23351c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffec6c430f0 R14: 00007fa5acf44620 R15: 0000000000000003
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/31:
 #0: ffffffff8e7e7720 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
 #0: ffffffff8e7e7720 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:850 [inline]
 #0: ffffffff8e7e7720 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775
2 locks held by getty/5585:
 #0: ffff888038be20a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500 drivers/tty/n_tty.c:2211
7 locks held by syz-executor/12927:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888075202088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 #4: ffff88807de25130 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:949 [inline]
 #4: ffff88807de25130 (&dev->mutex){....}-{4:4}, at: __device_driver_lock drivers/base/dd.c:1166 [inline]
 #4: ffff88807de25130 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb2/0x620 drivers/base/dd.c:1364
 #5: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_drv_remove+0x4a/0x1e0 drivers/net/netdevsim/dev.c:1778
 #6: ffff888057042480 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1073 [inline]
 #6: ffff888057042480 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:621
3 locks held by syz.0.3464/13246:
 #0: ffff88803274b5f8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2aa/0x380 fs/file.c:1261
 #1: ffff8880202f0420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #2: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
3 locks held by syz.1.3465/13249:
 #0: ffff8880792f2478 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2aa/0x380 fs/file.c:1261
 #1: ffff8880202f0420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #2: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
3 locks held by syz.3.3466/13248:
 #0: ffff8880792f29b8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2aa/0x380 fs/file.c:1261
 #1: ffff8880202f0420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #2: ffff88807de24250 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_bus_dev_max_vfs_write+0x206/0x410 drivers/net/netdevsim/dev.c:276
4 locks held by syz-executor/13291:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88806b73c488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13292:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888029542c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13297:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88803523e888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13322:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888033616c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13334:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888076b27888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13336:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88805ca44888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13339:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807d356488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13372:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807ab59088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13384:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88803532c888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13388:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807d010c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
4 locks held by syz-executor/13392:
 #0: ffff888037514420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807b28d488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff888029df9e18 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6d828 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234

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

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 nmi_cpu_backtrace.cold+0x12d/0x151 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x1d7/0x230 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:161 [inline]
 __sys_info lib/sys_info.c:157 [inline]
 sys_info+0x141/0x190 lib/sys_info.c:165
 check_hung_uninterruptible_tasks kernel/hung_task.c:346 [inline]
 watchdog+0xd25/0x1050 kernel/hung_task.c:515
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: 28 85 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 43 b0 1d 00 fb f4 <e9> fc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246
RAX: 00000000001a5cf9 RBX: ffffffff8e4975c0 RCX: ffffffff8b8ddc75
RDX: 0000000000000000 RSI: ffffffff8de80d86 RDI: ffffffff8c1b11a0
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed101708679d
R10: ffff8880b8433ceb R11: 0000000000000000 R12: 0000000000000000
R13: fffffbfff1c92eb8 R14: 0000000000000000 R15: ffffffff90d9d910
FS:  0000000000000000(0000) GS:ffff888124346000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d89bfc000 CR3: 000000000e598000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:73 [inline]
 default_idle+0x9/0x10 arch/x86/kernel/process.c:767
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x464/0x590 kernel/sched/idle.c:352
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:451
 rest_init+0x251/0x260 init/main.c:760
 start_kernel+0x47f/0x480 init/main.c:1210
 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291
 common_startup_64+0x13e/0x148
 </TASK>