Extracting prog: 22m57.824104575s
Minimizing prog: 2h35m31.070916885s
Simplifying prog options: 17m29.699123792s
Extracting C: 5m13.512069934s
Simplifying C: 0s


extracting reproducer from 25 programs
testing a last program of every proc
single: executing 5 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$auto_sg_fops_sg-openat$auto_snd_pcm_oss_f_reg_pcm_oss-ioctl$auto_SNDCTL_DSP_SETTRIGGER-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-write$auto-mmap$auto-openat$auto_proc_oom_adj_operations_base-openat$auto_snd_rawmidi_f_ops_rawmidi-sendmsg$auto_NFC_CMD_STOP_POLL-prctl$auto-write$auto-mmap$auto-syz_genetlink_get_family_id$auto_nl80211-syz_genetlink_get_family_id$auto_ovs_packet-mmap$auto-socket-setsockopt$auto-openat$auto_proc_pagemap_operations_internal-ioctl$auto_PAGEMAP_SCAN-ioctl$auto_SNDCTL_DSP_SETTRIGGER-openat$auto_snd_rawmidi_f_ops_rawmidi-write$auto-keyctl$auto-mlockall$auto-msync$auto-openat$auto_proc_pid_smaps_operations_internal
detailed listing:
executing program 0:
openat$auto_sg_fops_sg(0xffffffffffffff9c, 0x0, 0x8001, 0x0)
r0 = openat$auto_snd_pcm_oss_f_reg_pcm_oss(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x20342, 0x0)
ioctl$auto_SNDCTL_DSP_SETTRIGGER(r0, 0x40045010, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/block/loop6/integrity/read_verify\x00', 0x2262, 0x0)
write$auto(r2, &(0x7f0000000080)='1\x00\\\xa0\x04|\x03\xcb\x12\xfa\b\x1c\xc7k\xfc\xb2\x00\x00\x00\x00y\x113!\x05\xa7\xd6M\xce\xd6\'\xdf@\x9f\xf5 \x8b_hw\x8em\xd0\b\xe7~1\xf5\xf8\x93*jH\x85H\x05\xae\xdf\xf0\x15A\xdb$\'\x87', 0x81)
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
openat$auto_proc_oom_adj_operations_base(0xffffffffffffff9c, &(0x7f0000000180)='/proc/thread-self/oom_adj\x00', 0x48402, 0x0)
r3 = openat$auto_snd_rawmidi_f_ops_rawmidi(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/snd/midiC2D0\x00', 0x1, 0x0)
sendmsg$auto_NFC_CMD_STOP_POLL(r1, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, 0x0, 0x20, 0x70bd2c, 0x25dfdbfc, {}, [@NFC_ATTR_LLC_PARAM_MIUX={0x6}, @NFC_ATTR_COMM_MODE={0x5, 0xa, 0x3}, @NFC_ATTR_VENDOR_ID={0x8, 0x1d, 0x2}, @NFC_ATTR_LLC_SDP={0x10, 0x13, 0x0, 0x1, [@typed={0xc, 0xc8, 0x0, 0x0, @u64=0x78}]}, @NFC_ATTR_DEVICE_NAME={0x8, 0x2, ']()*'}, @NFC_ATTR_DEVICE_INDEX={0x8, 0x1, 0x7}, @NFC_ATTR_COMM_MODE={0x5, 0xa, 0xf}, @NFC_ATTR_VENDOR_SUBCMD={0x8, 0x1e, 0x9}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x8000000)
prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
write$auto(r3, &(0x7f00000000c0)='/Eev/audio1\x00VI\xa3\xaa\xb1;\x9dJ\xc6\xc0\'\xdbV\xd4\xee\xc2\xdd\xa7\xee$\x8d\xc4\xe9d\x03\rF\xec\xb8\xb1Z|\xffGP\x97)\xcf\a\xfb\\n\x89C:\x84D\x1du\xb4\x9ab\xce\xa7tU\x14w\xb4\x14\x1dU\x9d\x8b\xa4U\x953.O\xab\"4\x8a\xbbY8@Z5`\xa4m\xffb\x17\xbb\x7f\xea4*\xa4\xf4\xb4\x90\xc0\xbf\xd4m\xbf\xc7\x15\xbe\x01\x98\xd7lD\x97)}\xfaK\xdf>f\xb8&\x959-\n\xccWw\xe2\x9cK\fE\a\xca\xd36\xe8\xcb?(\xfaI\xe2\xae,\x95k8\x83\xcf\xc5D\xcc', 0x100000a3d9)
mmap$auto(0x0, 0x400004, 0xdf, 0x9b72, 0xffffffffffffffff, 0x8000)
syz_genetlink_get_family_id$auto_nl80211(0x0, 0xffffffffffffffff)
syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), 0xffffffffffffffff)
mmap$auto(0x2000, 0x400008, 0xdf, 0x9b72, 0x2, 0x8000)
socket(0x2, 0x5, 0x0)
setsockopt$auto(0x3, 0x84, 0x16, 0xfffffffffffffffd, 0x0)
r4 = openat$auto_proc_pagemap_operations_internal(0xffffffffffffff9c, &(0x7f000000c340)='/proc/thread-self/pagemap\x00', 0x8000, 0x0)
ioctl$auto_PAGEMAP_SCAN(r4, 0xc0606610, &(0x7f000000c380)={0x60, 0x0, 0x100000, 0x7fffffffefff, 0xfffffffffffffffe, 0x1, 0x8, 0xbff, 0x2c, 0x2c, 0x3, 0x2})
ioctl$auto_SNDCTL_DSP_SETTRIGGER(r0, 0x40045010, &(0x7f0000000080))
r5 = openat$auto_snd_rawmidi_f_ops_rawmidi(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snd/midiC2D0\x00', 0x8001, 0x0)
write$auto(r5, &(0x7f0000000100)='d>*\xd2x\xc7\xbf\xff\x9a\xc01(\x00iM\x9c\bAa\x9e\xe98\xee\x15\xd3\xc5v\x99\f|\xe3\xbf\xd9\xf4C\x14A\xe6k\x105\xee\xc5\xaa$\x16\t?g\xb8b\x12\v*\xf9@B\xd0\xd2\x99{\x8b^\xff@\x83\x02Tvt\xc1_\x98\x9f\x16\xd5Is', 0x100000a3da)
keyctl$auto(0x1f, 0x1, 0x6, 0x3, 0x3ff)
mlockall$auto(0x800000000000005)
msync$auto(0x1ffff000, 0x1800000ff000000, 0x400000004)
openat$auto_proc_pid_smaps_operations_internal(0xffffffffffffff9c, &(0x7f0000000b00)='/proc/self/smaps\x00', 0x4203f, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare$auto-socket-mmap$auto-prctl$auto-madvise$auto-madvise$auto-madvise$auto-sendmsg$auto_NFSD_CMD_THREADS_SET-bpf$auto-clock_gettime$auto-socket-sendmsg$auto_NL80211_CMD_GET_REG-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-sendmsg$auto_MACSEC_CMD_UPD_OFFLOAD-socket$nl_generic-syz_genetlink_get_family_id$auto_net_shaper-ioctl$sock_SIOCGIFINDEX-sendmsg$auto_NET_SHAPER_CMD_GROUP-socket-ioctl$sock_SIOCGIFINDEX-bind$auto-socket$nl_generic-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-sendmsg$auto_NL80211_CMD_SET_WIPHY-sendmsg$auto_ETHTOOL_MSG_RINGS_GET-mmap$auto-sysfs$auto
detailed listing:
executing program 0:
unshare$auto(0x40000080)
socket(0x2, 0x5, 0x0)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
prctl$auto(0x1000000003b, 0x1, 0x0, 0x5, 0x5)
madvise$auto(0x0, 0xffffffffffff0005, 0x19)
madvise$auto(0x0, 0x2003f2, 0x15)
madvise$auto(0x0, 0x200007, 0x19)
sendmsg$auto_NFSD_CMD_THREADS_SET(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x400c000)
bpf$auto(0x1, &(0x7f0000000000)=@batch={0xfffffffffffffffb, 0x44, 0x2, 0x9, 0x81, 0xffffffffffffffff, 0x2, 0x8}, 0x100000cf)
clock_gettime$auto(0x4, &(0x7f0000000340)={0x0, 0x8})
r0 = socket(0x10, 0x2, 0x0)
sendmsg$auto_NL80211_CMD_GET_REG(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYBLOB="1200"], 0x1ac}}, 0x40000)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'macsec0\x00', <r2=>0x0})
sendmsg$auto_MACSEC_CMD_UPD_OFFLOAD(0xffffffffffffffff, &(0x7f0000000800)={0x0, 0x0, &(0x7f00000007c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="44010000", @ANYRES16, @ANYBLOB="01002dbd7000fddbdf250a00000008000100", @ANYRES32=r2, @ANYBLOB="280109800c00"], 0x144}, 0x1, 0x0, 0x0, 0x4040085}, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$auto_net_shaper(&(0x7f0000001500), r3)
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000001540)={'netdevsim0\x00', <r5=>0x0})
sendmsg$auto_NET_SHAPER_CMD_GROUP(r3, &(0x7f0000001600)={0x0, 0x0, &(0x7f00000015c0)={&(0x7f0000000680)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010029bd7000fedbdf25040000000c000180080001000300000018000a800c000180080001000200000008000700ffffff7f08000800", @ANYRES32=r5, @ANYBLOB="a2ad7ed948ff51dfd3094e76e3ef208303529af3a0f6b2e27bfcabf03363b40969978bb446dfb863cc17f860c47ef4a5a8b52fa7373d56b8d9790ac129e05903b3f41c6464e2d483fffd0df3c6cfdb859a431f06f2b82008e645e063f2063c71c236d307cf8d12a8bbdedc4b6e57bad99fa98660930738d0386d306c477f9c172084b823c7e08165b47f955e044b88d746bb80"], 0x40}, 0x1, 0x0, 0x0, 0x44000}, 0x20048014)
r6 = socket(0x1d, 0x2, 0x7)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000080)={'vcan0\x00', <r7=>0x0})
bind$auto(0x3, &(0x7f0000000040)=@can={0x1d, r7}, 0x6a)
r8 = socket$nl_generic(0x10, 0x3, 0x10)
r9 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX(r9, 0x8933, &(0x7f0000000000)={'veth0_to_team\x00', <r10=>0x0})
sendmsg$auto_NL80211_CMD_SET_WIPHY(r8, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r10], 0x28}, 0x1, 0x0, 0x0, 0x24004080}, 0x20040894)
sendmsg$auto_ETHTOOL_MSG_RINGS_GET(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000600)={&(0x7f00000003c0)={0x23c, 0x0, 0x10, 0x70bd2d, 0x25dfdbfb, {}, [@ETHTOOL_A_RINGS_HEADER={0x70, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvtap0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wlan1\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gre0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_virt_wifi\x00'}]}, @ETHTOOL_A_RINGS_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'dummy0\x00'}]}, @ETHTOOL_A_RINGS_HEADER={0x30, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_macvtap\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0xc533}]}, @ETHTOOL_A_RINGS_HEADER={0x84, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x5}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_batadv\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvtap0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @ETHTOOL_A_RINGS_HEADER={0x74, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_hsr\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x6}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'pim6reg\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x100}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syzkaller0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_macvtap\x00'}]}, @ETHTOOL_A_RINGS_HEADER={0x78, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2040}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_bond\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x5}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'sit0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x9}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r10}]}]}, 0x23c}, 0x1, 0x0, 0x0, 0x50}, 0x8840)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
sysfs$auto(0x2, 0x11, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-sendmmsg$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0x9, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$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$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r7 = socket(0x10, 0x2, 0x0)
sendmmsg$auto(r7, &(0x7f0000000200)={{0x0, 0x1f00, &(0x7f0000000100)={0x0, 0xfdef}, 0x2, 0x0, 0x7, 0xa505}, 0x700}, 0x7, 0x4008)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket-sendmmsg$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0x9, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$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$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
r7 = socket(0x10, 0x2, 0x0)
sendmmsg$auto(r7, &(0x7f0000000200)={{0x0, 0x1f00, &(0x7f0000000100)={0x0, 0xfdef}, 0x2, 0x0, 0x7, 0xa505}, 0x700}, 0x7, 0x4008)

program crashed: INFO: task hung in remove_one
single: successfully extracted reproducer
found reproducer with 28 syscalls
minimizing guilty program
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-socket
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0x9, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
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=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0x9, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
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=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0x9, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$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=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto-statmount$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0x9, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-mmap$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd-sendmsg$auto_NBD_CMD_CONNECT
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r5, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000380)=ANY=[@ANYBLOB="d80300390ebb3aa43ef766caa5d1e2bc7bf7117a4da97658147f9296ebb1a0df03e39d68d6a2592918b3e6c0bd34fa2944e03c4b63d6e041df4fd18ee2826292ef86b2420d64e66a55ec822e31ef20dfc939ee5ab7847e5303d19f71dc873fdb33f5598515e9bc3575fbc14cf6ad7ebc76843fbdf97428237b17ca75dcfaba0198e56f36149fe0295d7ece8eb125fcea", @ANYRES16=r6, @ANYBLOB="0100253d7000fddbdf2501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-syz_genetlink_get_family_id$auto_nbd
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
close_range$auto(0x0, 0xfffffffffffff000, 0x2)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r4 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r4, &(0x7f0000003900)='\t', 0x1)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1)

program did not crash
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r3 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r3, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-write$auto_seq_oss_f_ops_seq_oss-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r1 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r2 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r2, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r1, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
write$auto(0xffffffffffffffff, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program did not crash
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-ioctl$auto_USBDEVFS_CONTROL-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r0 = openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r1 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r1, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
ioctl$auto_USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f00000001c0)={0x80, 0x6, 0x301, 0xeb, 0x0, 0x6, 0x0})
r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-setsockopt$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r0 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r0, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
setsockopt$auto(0x400000000000003, 0x29, 0x3b, 0xffffffffffffffff, 0x0)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-connect$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r0 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r0, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
connect$auto(0x3, &(0x7f0000000080)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x14, 0x10}}, 0x54)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-setsockopt$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r0 = socket(0xa, 0x2, 0x0)
setsockopt$auto(r0, 0x29, 0x36, &(0x7f00000001c0)='\x15!\xa8^J/\xddCx4!\x00\xd3\x8f\x1e\x1b\xc3 \xe2\xa8\xd6\xd9\xc0\xa2\x0f\x88\xb1e\x8a\xd8?\xfe\xda\xc4\xef\xff(i\xc6@\x91[\vBj\x0eQ\xce\x16\'C\x8cYA\x92u\xd5\xb8\\\x82,\xe2=y\x9bR\xbcn\xa0c\x16~\x86\"t\xde\x14\xe4\xa5\xfe\xb5', 0x110)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
socket(0xa, 0x2, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_usbdev_file_operations_usb-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
openat$auto_usbdev_file_operations_usb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bus/usb/024/001\x00', 0x40001, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-bind$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-socket$nl_generic-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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}}): socket-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket(0x10, 0x2, 0x0)
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, 0x0, 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program did not crash
testing program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, 0x0, 0x1e1)

program did not crash
extracting C reproducer
testing compiled C program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$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=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
extracting C reproducer
testing compiled C program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=7m41.274297298s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program did not crash
testing program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
validation run: crashed=true
testing program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
validation run: crashed=true
testing program (duration=7m41.274297298s, {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$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
validation run: crashed=true
reproducing took 3h35m26.278897405s
repro crashed as (corrupted=false):
INFO: task kworker/u8:9:3312 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:9    state:D stack:21792 pid:3312  tgid:3312  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 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:624
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781
 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227
 nsim_dev_reload_destroy+0x144/0x4a0 drivers/net/netdevsim/dev.c:1788
 nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:1038
 devlink_reload+0x1ae/0x7a0 net/devlink/dev.c:462
 devlink_pernet_pre_exit+0x247/0x370 net/devlink/core.c:558
 ops_pre_exit_list net/core/net_namespace.c:161 [inline]
 ops_undo_list+0x187/0xab0 net/core/net_namespace.c:234
 cleanup_net+0x499/0x920 net/core/net_namespace.c:702
 process_one_work+0xa0e/0x1980 kernel/workqueue.c:3302
 process_scheduled_works kernel/workqueue.c:3385 [inline]
 worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
INFO: task syz-executor:9859 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:24088 pid:9859  tgid:9859  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 device_lock include/linux/device.h:1040 [inline]
 device_del+0xa0/0x9b0 drivers/base/core.c:3857
 device_unregister+0x1d/0xe0 drivers/base/core.c:3936
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f097535d04e
RSP: 002b:00007ffe89aec458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555567866500 RCX: 00007f097535d04e
RDX: 0000000000000001 RSI: 00007ffe89aec4e0 RDI: 0000000000000005
RBP: 00007f0975433514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe89aec4e0 R14: 00007f0976144620 R15: 0000000000000003
 </TASK>
INFO: task syz.3.3782:9870 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.3782      state:D stack:28440 pid:9870  tgid:9870  ppid:8310   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 devlink_health_report+0x66c/0xb20 net/devlink/health.c:680
 nsim_dev_health_break_write+0x166/0x210 drivers/net/netdevsim/health.c:162
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f962b59c819
RSP: 002b:00007ffc954c1248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f962b815fa0 RCX: 00007f962b59c819
RDX: 00000000000001e1 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007f962b632c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f962b815fac R14: 00007f962b815fa0 R15: 00007f962b815fa0
 </TASK>
INFO: task syz.1.3806:9897 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.3806      state:D stack:27736 pid:9897  tgid:9897  ppid:9349   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114
 __down_read_common kernel/locking/rwsem.c:1291 [inline]
 __down_read kernel/locking/rwsem.c:1304 [inline]
 down_read+0xed/0x450 kernel/locking/rwsem.c:1570
 inode_lock_shared include/linux/fs.h:1044 [inline]
 open_last_lookups fs/namei.c:4610 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4855
 do_file_open+0x20e/0x430 fs/namei.c:4887
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364
 do_sys_open fs/open.c:1370 [inline]
 __do_sys_openat fs/open.c:1386 [inline]
 __se_sys_openat fs/open.c:1381 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1381
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f245c59c819
RSP: 002b:00007ffc462f2d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f245c815fa0 RCX: 00007f245c59c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f245c632c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f245c815fac R14: 00007f245c815fa0 R15: 00007f245c815fa0
 </TASK>
INFO: task syz.0.3807:9899 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.3807      state:D stack:28440 pid:9899  tgid:9899  ppid:8816   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114
 __down_read_common kernel/locking/rwsem.c:1291 [inline]
 __down_read kernel/locking/rwsem.c:1304 [inline]
 down_read+0xed/0x450 kernel/locking/rwsem.c:1570
 inode_lock_shared include/linux/fs.h:1044 [inline]
 open_last_lookups fs/namei.c:4610 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4855
 do_file_open+0x20e/0x430 fs/namei.c:4887
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364
 do_sys_open fs/open.c:1370 [inline]
 __do_sys_openat fs/open.c:1386 [inline]
 __se_sys_openat fs/open.c:1381 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1381
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0fa7b9c819
RSP: 002b:00007ffe5afe8038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f0fa7e15fa0 RCX: 00007f0fa7b9c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f0fa7c32c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0fa7e15fac R14: 00007f0fa7e15fa0 R15: 00007f0fa7e15fa0
 </TASK>
INFO: task syz-executor:9917 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:23912 pid:9917  tgid:9917  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f65ca75d04e
RSP: 002b:00007ffe62630478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555562a64500 RCX: 00007f65ca75d04e
RDX: 0000000000000001 RSI: 00007ffe62630500 RDI: 0000000000000005
RBP: 00007f65ca833514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe62630500 R14: 00007f65cb544620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:9918 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:24472 pid:9918  tgid:9918  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa97475d04e
RSP: 002b:00007ffc4b07f708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555570ffc500 RCX: 00007fa97475d04e
RDX: 0000000000000001 RSI: 00007ffc4b07f790 RDI: 0000000000000005
RBP: 00007fa974833514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffc4b07f790 R14: 00007fa975544620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:9921 blocked for more than 145 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:9921  tgid:9921  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe7e0b5d04e
RSP: 002b:00007ffd2a5d6cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555579532500 RCX: 00007fe7e0b5d04e
RDX: 0000000000000001 RSI: 00007ffd2a5d6d60 RDI: 0000000000000005
RBP: 00007fe7e0c33514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd2a5d6d60 R14: 00007fe7e1944620 R15: 0000000000000003
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/31:
 #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:300 [inline]
 #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline]
 #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775
6 locks held by kworker/u8:9/3312:
 #0: ffff88801c6ae140 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12d6/0x1980 kernel/workqueue.c:3277
 #1: ffffc9000e53fd08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x973/0x1980 kernel/workqueue.c:3278
 #2: ffffffff905f3608 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:673
 #3: ffff888036109128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline]
 #3: ffff888036109128 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:124 [inline]
 #3: ffff888036109128 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x19e/0x370 net/devlink/core.c:555
 #4: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:292 [inline]
 #4: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:125 [inline]
 #4: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x1b4/0x370 net/devlink/core.c:555
 #5: ffff888059595e50 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1074 [inline]
 #5: ffff888059595e50 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:620
1 lock held by klogd/4981:
 #0: ffff8880b843b3e0 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2c/0x140 kernel/sched/core.c:652
2 locks held by getty/5381:
 #0: ffff8880333950a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14f0 drivers/tty/n_tty.c:2211
5 locks held by syz-executor/9859:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88801cb37c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 #4: ffff888036109128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline]
 #4: ffff888036109128 (&dev->mutex){....}-{4:4}, at: device_del+0xa0/0x9b0 drivers/base/core.c:3857
2 locks held by syz.3.3782/9870:
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_health_report+0x66c/0xb20 net/devlink/health.c:680
2 locks held by syz.1.3806/9897:
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline]
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855
2 locks held by syz.0.3807/9899:
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline]
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855
4 locks held by syz-executor/9917:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888058bd7080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9918:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888069046c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9921:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888023b23080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9976:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888027647080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9997:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888077c4b480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10000:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034bf8080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10003:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888056b46880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10061:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807b361880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10083:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888074a7c880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10085:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034bf3480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10087:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034911080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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 04/18/2026
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:162 [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:353 [inline]
 watchdog+0xcb1/0x1030 kernel/hung_task.c:561
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 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 04/18/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: e6 95 02 e9 c3 42 03 00 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 0f 25 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246
RAX: 0000000000188d17 RBX: ffffffff8e4955c0 RCX: ffffffff8b868045
RDX: 0000000000000000 RSI: ffffffff8df14f62 RDI: ffffffff8c1c0b80
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10170867b5
R10: ffff8880b8433dab R11: 0000000000000000 R12: 0000000000000000
R13: fffffbfff1c92ab8 R14: 0000000000000000 R15: ffffffff90d7a050
FS:  0000000000000000(0000) GS:ffff888124383000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ced4aa2660 CR3: 0000000075ec4000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:62 [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:762
 start_kernel+0x484/0x490 init/main.c:1220
 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 kworker/u8:9:3312 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:9    state:D stack:21792 pid:3312  tgid:3312  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 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:624
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781
 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227
 nsim_dev_reload_destroy+0x144/0x4a0 drivers/net/netdevsim/dev.c:1788
 nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:1038
 devlink_reload+0x1ae/0x7a0 net/devlink/dev.c:462
 devlink_pernet_pre_exit+0x247/0x370 net/devlink/core.c:558
 ops_pre_exit_list net/core/net_namespace.c:161 [inline]
 ops_undo_list+0x187/0xab0 net/core/net_namespace.c:234
 cleanup_net+0x499/0x920 net/core/net_namespace.c:702
 process_one_work+0xa0e/0x1980 kernel/workqueue.c:3302
 process_scheduled_works kernel/workqueue.c:3385 [inline]
 worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
INFO: task syz-executor:9859 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:24088 pid:9859  tgid:9859  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 device_lock include/linux/device.h:1040 [inline]
 device_del+0xa0/0x9b0 drivers/base/core.c:3857
 device_unregister+0x1d/0xe0 drivers/base/core.c:3936
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f097535d04e
RSP: 002b:00007ffe89aec458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555567866500 RCX: 00007f097535d04e
RDX: 0000000000000001 RSI: 00007ffe89aec4e0 RDI: 0000000000000005
RBP: 00007f0975433514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe89aec4e0 R14: 00007f0976144620 R15: 0000000000000003
 </TASK>
INFO: task syz.3.3782:9870 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.3782      state:D stack:28440 pid:9870  tgid:9870  ppid:8310   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 devlink_health_report+0x66c/0xb20 net/devlink/health.c:680
 nsim_dev_health_break_write+0x166/0x210 drivers/net/netdevsim/health.c:162
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f962b59c819
RSP: 002b:00007ffc954c1248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f962b815fa0 RCX: 00007f962b59c819
RDX: 00000000000001e1 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007f962b632c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f962b815fac R14: 00007f962b815fa0 R15: 00007f962b815fa0
 </TASK>
INFO: task syz.1.3806:9897 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.3806      state:D stack:27736 pid:9897  tgid:9897  ppid:9349   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114
 __down_read_common kernel/locking/rwsem.c:1291 [inline]
 __down_read kernel/locking/rwsem.c:1304 [inline]
 down_read+0xed/0x450 kernel/locking/rwsem.c:1570
 inode_lock_shared include/linux/fs.h:1044 [inline]
 open_last_lookups fs/namei.c:4610 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4855
 do_file_open+0x20e/0x430 fs/namei.c:4887
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364
 do_sys_open fs/open.c:1370 [inline]
 __do_sys_openat fs/open.c:1386 [inline]
 __se_sys_openat fs/open.c:1381 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1381
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f245c59c819
RSP: 002b:00007ffc462f2d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f245c815fa0 RCX: 00007f245c59c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f245c632c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f245c815fac R14: 00007f245c815fa0 R15: 00007f245c815fa0
 </TASK>
INFO: task syz.0.3807:9899 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.3807      state:D stack:28440 pid:9899  tgid:9899  ppid:8816   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114
 __down_read_common kernel/locking/rwsem.c:1291 [inline]
 __down_read kernel/locking/rwsem.c:1304 [inline]
 down_read+0xed/0x450 kernel/locking/rwsem.c:1570
 inode_lock_shared include/linux/fs.h:1044 [inline]
 open_last_lookups fs/namei.c:4610 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4855
 do_file_open+0x20e/0x430 fs/namei.c:4887
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364
 do_sys_open fs/open.c:1370 [inline]
 __do_sys_openat fs/open.c:1386 [inline]
 __se_sys_openat fs/open.c:1381 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1381
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0fa7b9c819
RSP: 002b:00007ffe5afe8038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f0fa7e15fa0 RCX: 00007f0fa7b9c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f0fa7c32c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0fa7e15fac R14: 00007f0fa7e15fa0 R15: 00007f0fa7e15fa0
 </TASK>
INFO: task syz-executor:9917 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:23912 pid:9917  tgid:9917  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f65ca75d04e
RSP: 002b:00007ffe62630478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555562a64500 RCX: 00007f65ca75d04e
RDX: 0000000000000001 RSI: 00007ffe62630500 RDI: 0000000000000005
RBP: 00007f65ca833514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe62630500 R14: 00007f65cb544620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:9918 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:24472 pid:9918  tgid:9918  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa97475d04e
RSP: 002b:00007ffc4b07f708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555570ffc500 RCX: 00007fa97475d04e
RDX: 0000000000000001 RSI: 00007ffc4b07f790 RDI: 0000000000000005
RBP: 00007fa974833514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffc4b07f790 R14: 00007fa975544620 R15: 0000000000000003
 </TASK>
INFO: task syz-executor:9921 blocked for more than 145 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:9921  tgid:9921  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x10e9/0x6820 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7282
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7339
 __mutex_lock_common kernel/locking/mutex.c:726 [inline]
 __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820
 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+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe7e0b5d04e
RSP: 002b:00007ffd2a5d6cd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555579532500 RCX: 00007fe7e0b5d04e
RDX: 0000000000000001 RSI: 00007ffd2a5d6d60 RDI: 0000000000000005
RBP: 00007fe7e0c33514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd2a5d6d60 R14: 00007fe7e1944620 R15: 0000000000000003
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/31:
 #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:300 [inline]
 #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline]
 #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775
6 locks held by kworker/u8:9/3312:
 #0: ffff88801c6ae140 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12d6/0x1980 kernel/workqueue.c:3277
 #1: ffffc9000e53fd08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x973/0x1980 kernel/workqueue.c:3278
 #2: ffffffff905f3608 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:673
 #3: ffff888036109128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline]
 #3: ffff888036109128 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:124 [inline]
 #3: ffff888036109128 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x19e/0x370 net/devlink/core.c:555
 #4: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:292 [inline]
 #4: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:125 [inline]
 #4: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x1b4/0x370 net/devlink/core.c:555
 #5: ffff888059595e50 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1074 [inline]
 #5: ffff888059595e50 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:620
1 lock held by klogd/4981:
 #0: ffff8880b843b3e0 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2c/0x140 kernel/sched/core.c:652
2 locks held by getty/5381:
 #0: ffff8880333950a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14f0 drivers/tty/n_tty.c:2211
5 locks held by syz-executor/9859:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88801cb37c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 #4: ffff888036109128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline]
 #4: ffff888036109128 (&dev->mutex){....}-{4:4}, at: device_del+0xa0/0x9b0 drivers/base/core.c:3857
2 locks held by syz.3.3782/9870:
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88802ae68258 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_health_report+0x66c/0xb20 net/devlink/health.c:680
2 locks held by syz.1.3806/9897:
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline]
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855
2 locks held by syz.0.3807/9899:
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline]
 #0: ffff8880202aa410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline]
 #1: ffff888059595e50 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855
4 locks held by syz-executor/9917:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888058bd7080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9918:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888069046c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9921:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888023b23080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9976:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888027647080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/9997:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888077c4b480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10000:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034bf8080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10003:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888056b46880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10061:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807b361880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10083:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888074a7c880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10085:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034bf3480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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/10087:
 #0: ffff8880362a8410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034911080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a8543c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb7dd00 (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 04/18/2026
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:162 [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:353 [inline]
 watchdog+0xcb1/0x1030 kernel/hung_task.c:561
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 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 04/18/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: e6 95 02 e9 c3 42 03 00 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 0f 25 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246
RAX: 0000000000188d17 RBX: ffffffff8e4955c0 RCX: ffffffff8b868045
RDX: 0000000000000000 RSI: ffffffff8df14f62 RDI: ffffffff8c1c0b80
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10170867b5
R10: ffff8880b8433dab R11: 0000000000000000 R12: 0000000000000000
R13: fffffbfff1c92ab8 R14: 0000000000000000 R15: ffffffff90d7a050
FS:  0000000000000000(0000) GS:ffff888124383000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ced4aa2660 CR3: 0000000075ec4000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:62 [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:762
 start_kernel+0x484/0x490 init/main.c:1220
 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>