Extracting prog: 20m14.327396124s
Minimizing prog: 3h1m7.965809942s
Simplifying prog options: 20m37.880426185s
Extracting C: 5m13.666378452s
Simplifying C: 0s


extracting reproducer from 26 programs
testing a last program of every proc
single: executing 6 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-socket-connect$auto-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-sendmsg$auto_NL80211_CMD_GET_REG-sendmmsg$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x400008, 0xdf, 0x9b72, 0x2, 0x8000)
socket(0xa, 0x3, 0x3b)
connect$auto(0x3, &(0x7f0000000000)=@generic={0xa, "0000e100"}, 0x58)
mmap$auto(0x0, 0x4020009, 0x6, 0xeb1, 0x401, 0x8000)
r0 = socket(0x10, 0x2, 0x0)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x403, 0x2, 0x40007, 0x49, 0x7ff, 0x5, 0x5, 0x4, 0x6, 0x8, 0x3, 0x5, 0x4, 0xb4, 0xa, 0x6, 0x10001, 0x81, 0x100000004, 0x800000, 0x7, 0x8, 0x200, 0x401, 0x1, 0x0, 0x6, 0x6, 0x0, 0x0, [0x0, 0x3fffffff800, 0x1, 0xfffffffffffffffe, 0x1000000000, 0x0, 0x0, 0x0, 0x3, 0x0, 0x8003, 0x4000000, 0x8001, 0x0, 0xfffffffffffffffd, 0x10000000000000, 0x0, 0x80000000, 0x0, 0x6, 0x5, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0xffff, 0x0, 0xfffffffffffffffd, 0xec4e, 0x0, 0x8000000000000001, 0xffffffffffffffff, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x100, 0x9a]}, 0x1fe, 0xd)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="10002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
sendmmsg$auto(r0, &(0x7f0000000200)={{0x0, 0x0, &(0x7f0000000000)={0x0, 0xfc2}, 0x2, 0x0, 0x7, 0xa505}, 0x800}, 0x24, 0x4008)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_fops_u16_-write$auto-openat$auto_ftrace_enable_fops_trace_events-writev$auto-openat$auto_cec_devnode_fops_cec_priv-getsockopt$auto-unshare$auto-mmap$auto-syz_clone-openat$auto_def_blk_fops_fs-mmap$auto-madvise$auto-close_range$auto-openat$auto_proc_sys_file_operations_proc_sysctl-sendfile$auto-openat$auto_snd_ctl_f_ops_control-unshare$auto-openat$auto_snd_rawmidi_f_ops_rawmidi-prctl$auto-mmap$auto-syz_genetlink_get_family_id$auto_nbd-madvise$auto-madvise$auto-msgrcv$auto-msgctl$auto-openat$auto_wakeup_sources_stats_fops_wakeup-mmap$auto-close_range$auto-socket
detailed listing:
executing program 0:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
r0 = openat$auto_fops_u16_(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim1/psample/out_tc\x00', 0x101002, 0x0)
write$auto(r0, &(0x7f0000000140)='7\x00\\\xa0\x04|\x03\xcb\x03\x00\x00\x00\xc7\xd9\x88t?$\xe4W\x88Q\xe6e\xb2\xa5\xbbZ$\xc9\xa4@\xfb\xca|I\xb9\xdf\xb9\x81K\x02\xcb\t\x9f\x80\x187\xab\b\xd22\x14\xacj\x11\xd0\xa5E\x14\xc4n\xb7\xa4C\xb2C\x02\xb5L!\xc9_8\xe0r\xa8\a\x1d\x03/\xb0x\x83\xd8\x1d\xd3\x1e\xd0\xdd\x131\xca\x98\x96\xbc`\x06\a,\x88\x9dhT\xc6\x88\xa1\xd7\xe0\xb7\n\xbc\xbc\xf3\xd6\xf4g&\xed\xc2n\xee\x89\xfc\xf7F@\xf2\xddW;/%@\x185\x1ab\xf4*\xb8\x9a`D\xa3\xd0\xc3\x10\xff>\x87(\xba\xb4\xa0\x84\x89n9\x85\xa1\x8a\xce\x00'/176, 0x100081)
r1 = openat$auto_ftrace_enable_fops_trace_events(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/tracing/events/vmalloc/free_vmap_area_noflush/enable\x00', 0x2, 0x0)
writev$auto(r1, &(0x7f0000001900)={0x0, 0x100000000}, 0x8)
openat$auto_cec_devnode_fops_cec_priv(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cec7\x00', 0x80001, 0x0)
r2 = getsockopt$auto(0xffffffffffffffff, 0x84, 0xe, 0x0, &(0x7f0000000040)=0xb0)
unshare$auto(0x40000080)
mmap$auto(0x0, 0x400008, 0xdf, 0x100000009b72, 0x2, 0x8000)
syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r3 = openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x2a742, 0x0)
mmap$auto(0x0, 0x10000, 0xde, 0x11, r3, 0x28000)
madvise$auto(0x0, 0xffffffffffff0005, 0x17)
close_range$auto(0xffffffffffffffff, 0x8, 0x0)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, 0x0, 0x202, 0x0)
sendfile$auto(r3, r2, 0x0, 0x4c)
openat$auto_snd_ctl_f_ops_control(0xffffffffffffff9c, 0x0, 0x0, 0x0)
unshare$auto(0x40000080)
openat$auto_snd_rawmidi_f_ops_rawmidi(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snd/midiC2D0\x00', 0x1, 0x0)
prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0x25, 0xcfdb, 0xba79, 0xfffffffffffffffa, 0x3)
syz_genetlink_get_family_id$auto_nbd(&(0x7f0000003d40), 0xffffffffffffffff)
madvise$auto(0x0, 0x2003f2, 0x15)
madvise$auto(0x0, 0x200007, 0x19)
msgrcv$auto(0x5, 0x0, 0x4, 0x9, 0x6)
msgctl$auto(0x0, 0x1, 0x0)
openat$auto_wakeup_sources_stats_fops_wakeup(0xffffffffffffff9c, &(0x7f0000000040), 0x494001, 0x0)
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
close_range$auto(0x2, 0xa, 0x0)
socket(0x1e, 0x4, 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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-setsockopt$auto-ptrace$auto-socket-sendmmsg$auto
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)
r7 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/bdi/7:2/stable_pages_required\x00', 0x80000, 0x0)
read$auto(r7, 0x0, 0x20)
setsockopt$auto(r6, 0x1, 0xb, 0x0, 0x4)
ptrace$auto(0x4206, 0x1, 0x0, 0x200005)
r8 = socket(0x10, 0x2, 0x0)
sendmmsg$auto(r8, &(0x7f0000000200)={{0x0, 0x1f00, 0x0, 0x2, 0x0, 0x7, 0xa505}, 0x700}, 0x7, 0x4008)

program crashed: INFO: task hung in remove_one
single: successfully extracted reproducer
found reproducer with 30 syscalls
minimizing guilty program
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-setsockopt$auto-ptrace$auto-socket
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)
r7 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/bdi/7:2/stable_pages_required\x00', 0x80000, 0x0)
read$auto(r7, 0x0, 0x20)
setsockopt$auto(r6, 0x1, 0xb, 0x0, 0x4)
ptrace$auto(0x4206, 0x1, 0x0, 0x200005)
socket(0x10, 0x2, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-setsockopt$auto-ptrace$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)
r7 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/bdi/7:2/stable_pages_required\x00', 0x80000, 0x0)
read$auto(r7, 0x0, 0x20)
setsockopt$auto(r6, 0x1, 0xb, 0x0, 0x4)
ptrace$auto(0x4206, 0x1, 0x0, 0x200005)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto-setsockopt$auto
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)
r7 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/bdi/7:2/stable_pages_required\x00', 0x80000, 0x0)
read$auto(r7, 0x0, 0x20)
setsockopt$auto(r6, 0x1, 0xb, 0x0, 0x4)

program crashed: INFO: task hung in devlink_health_report
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal-read$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)
r6 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/bdi/7:2/stable_pages_required\x00', 0x80000, 0x0)
read$auto(r6, 0x0, 0x20)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto-openat$auto_kernfs_file_fops_kernfs_internal
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)
openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000040)='/sys/devices/virtual/bdi/7:2/stable_pages_required\x00', 0x80000, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic-mmap$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xffffffffffffffff, 0x8000)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto-socket$nl_generic
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG-mmap$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$auto_NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[], 0x1ac}}, 0x40000)
mmap$auto(0x0, 0x400005, 0xdf, 0x9b72, 0x5, 0x8000)

program crashed: INFO: task hung in devlink_health_report
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto-sendmsg$auto_NL80211_CMD_GET_REG
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)
sendmsg$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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL-pwrite64$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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$auto_OVS_VPORT_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYBLOB="11002d"], 0x3c}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
pwrite64$auto(r4, &(0x7f0000000140)='/dev/sequencer2\x00', 0x40, 0x3ff)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto-sendmsg$auto_OVS_VPORT_CMD_DEL
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 0x400005, 0x4000fff, 0x8000007, 0x8001, 0xd, 0x5, 0x3, 0x4, 0x7, 0x20, 0x309, 0x8, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x78, 0x0, 0x0, [0x3, 0x0, 0x0, 0x200, 0x9, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, 0x0, 0x4000000000000, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x800000000002, 0x9, 0x0, 0xbec, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x10, 0xfffffffffffffffe, 0xffffffffffffd059, 0x0, 0x0, 0x0, 0x2961, 0x0, 0x2]}, 0x2001fb, 0x7f)
sendmsg$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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket-statmount$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)
statmount$auto(0x0, &(0x7f0000000180)={0x8, 0x3ff, 0x9, 0x5, 0x14, 0x944, 0x1ffe4, 0x3, 0x6, 0x4, 0xb, 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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto-socket
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)
socket(0x3, 0x80000, 0x65)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr-mmap$auto
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)
mmap$auto(0x0, 0x20009, 0xe2, 0xeb1, 0x405, 0x8000)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr-write$auto_snd_seq_f_ops_seq_clientmgr
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
r5 = openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)
write$auto_snd_seq_f_ops_seq_clientmgr(r5, &(0x7f0000000000)="632d1bfe595046ab5c40bd7563307acb6d16baef6176e669a216aae183cccafdd80500ffffffff0600"/56, 0x38)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_snd_seq_f_ops_seq_clientmgr
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0)
openat$auto_snd_seq_f_ops_seq_clientmgr(0xffffffffffffff9c, &(0x7f00000011c0), 0xa2741, 0x0)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED-openat$auto_proc_sys_file_operations_proc_sysctl
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)
openat$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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2-fadvise64$auto_POSIX_FADV_DONTNEED
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
r4 = ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)
fadvise64$auto_POSIX_FADV_DONTNEED(r4, 0x1, 0x1, 0x4)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto-ioctl$auto_TUNSETVNETBE2
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)
ioctl$auto_TUNSETVNETBE2(0xffffffffffffffff, 0x400454de, &(0x7f00000000c0)=0xff)

program crashed: INFO: task hung in devlink_health_report
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT-write$auto
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
r3 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r3, 0x5, @sival_int=0x5, 0x7}}}, 0x10)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-pidfd_send_signal$auto_SIGCONT
detailed listing:
executing program 0:
socket$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)
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)
r1 = 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(r1, &(0x7f0000003900)='\t', 0x1)
r2 = waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
pidfd_send_signal$auto_SIGCONT(r0, 0x12, &(0x7f0000000580)={@siginfo_0_0={0x3, 0x1, 0x1, @_timer={r2, 0x5, @sival_int=0x5, 0x7}}}, 0x10)

program did not crash
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-waitid$auto_P_PGID-write$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = 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(r2, &(0x7f0000003900)='\t', 0x1)
waitid$auto_P_PGID(0x2, 0xffffffffffffffff, &(0x7f0000000380)={@_si_pad}, 0x1, &(0x7f00000004c0)={{0x5, 0x8000000000000001}, {0x4, 0x79}, 0x4, 0x9, 0xb, 0x9, 0xffffffff80000001, 0x8, 0x8, 0x3, 0x3, 0x81, 0x9, 0x8000000000000001, 0x9, 0x9})
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$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$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0)
r2 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0)
write$auto_ocfs2_control_fops_stack_user(r2, &(0x7f0000003900)='\t', 0x1)
write$auto(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto
detailed listing:
executing program 0:
socket$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)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
r1 = openat$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(r1, &(0x7f0000000080)=')@-!\x00', 0x1e1)

program crashed: INFO: task hung in remove_one
testing program (duration=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68)
r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0)
write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18)
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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-write$auto_seq_oss_f_ops_seq_oss-write$auto
detailed listing:
executing program 0:
socket$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)
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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket$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=9m0.983006878s, {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$nl_generic-bind$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
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=9m0.983006878s, {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$nl_generic-openat$auto_nsim_dev_health_break_fops_health-write$auto
detailed listing:
executing program 0:
socket$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=9m0.983006878s, {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=9m0.983006878s, {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=9m0.983006878s, {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=9m0.983006878s, {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=9m0.983006878s, {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 devlink_health_report
extracting C reproducer
testing compiled C program (duration=9m0.983006878s, {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=9m0.983006878s, {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=9m0.983006878s, {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=9m0.983006878s, {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=9m0.983006878s, {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 3h59m55.295758331s
repro crashed as (corrupted=false):
INFO: task kworker/u8:5:80 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:5    state:D stack:25080 pid:80    tgid:80    ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:100 [inline]
 __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121
 __debugfs_file_removed fs/debugfs/inode.c:751 [inline]
 remove_one+0x312/0x420 fs/debugfs/inode.c:758
 __simple_recursive_removal+0x148/0x5c0 fs/libfs.c:625
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781
 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227
 nsim_dev_reload_destroy+0x144/0x4a0 drivers/net/netdevsim/dev.c:1767
 nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:1038
 devlink_reload+0x173/0x790 net/devlink/dev.c:461
 devlink_pernet_pre_exit+0x222/0x330 net/devlink/core.c:507
 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:704
 process_one_work+0xa23/0x19a0 kernel/workqueue.c:3276
 process_scheduled_works kernel/workqueue.c:3359 [inline]
 worker_thread+0x5ef/0xe50 kernel/workqueue.c:3440
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
INFO: task syz-executor:8868 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:24952 pid:8868  tgid:8868  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 device_lock include/linux/device.h:949 [inline]
 device_del+0xa0/0x9b0 drivers/base/core.c:3842
 device_unregister+0x1d/0xe0 drivers/base/core.c:3921
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline]
 del_device_store+0x346/0x480 drivers/net/netdevsim/bus.c:244
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa64e75d04e
RSP: 002b:00007ffe9dcf37f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555569a6d500 RCX: 00007fa64e75d04e
RDX: 0000000000000001 RSI: 00007ffe9dcf3880 RDI: 0000000000000005
RBP: 00007fa64e833514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe9dcf3880 R14: 00007fa64f544620 R15: 0000000000000003
 </TASK>
INFO: task syz.1.2807:8886 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.2807      state:D stack:28440 pid:8886  tgid:8886  ppid:5965   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 devlink_health_report+0x681/0xb50 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+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc09479c819
RSP: 002b:00007ffff5623d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc094a15fa0 RCX: 00007fc09479c819
RDX: 00000000000001e1 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007fc094832c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc094a15fac R14: 00007fc094a15fa0 R15: 00007fc094a15fa0
 </TASK>
INFO: task syz.0.2829:8910 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.2829      state:D stack:28200 pid:8910  tgid:8910  ppid:5962   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 rwsem_down_read_slowpath+0x5dc/0xb30 kernel/locking/rwsem.c:1086
 __down_read_common kernel/locking/rwsem.c:1261 [inline]
 __down_read kernel/locking/rwsem.c:1274 [inline]
 down_read+0xed/0x460 kernel/locking/rwsem.c:1539
 inode_lock_shared include/linux/fs.h:1043 [inline]
 open_last_lookups fs/namei.c:4588 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4833
 do_file_open+0x20e/0x430 fs/namei.c:4865
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1366
 do_sys_open fs/open.c:1372 [inline]
 __do_sys_openat fs/open.c:1388 [inline]
 __se_sys_openat fs/open.c:1383 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1383
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f833839c819
RSP: 002b:00007ffe8959ece8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f8338615fa0 RCX: 00007f833839c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f8338432c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8338615fac R14: 00007f8338615fa0 R15: 00007f8338615fa0
 </TASK>
INFO: task syz.3.2830:8911 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.2830      state:D stack:28440 pid:8911  tgid:8911  ppid:8426   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 rwsem_down_read_slowpath+0x5dc/0xb30 kernel/locking/rwsem.c:1086
 __down_read_common kernel/locking/rwsem.c:1261 [inline]
 __down_read kernel/locking/rwsem.c:1274 [inline]
 down_read+0xed/0x460 kernel/locking/rwsem.c:1539
 inode_lock_shared include/linux/fs.h:1043 [inline]
 open_last_lookups fs/namei.c:4588 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4833
 do_file_open+0x20e/0x430 fs/namei.c:4865
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1366
 do_sys_open fs/open.c:1372 [inline]
 __do_sys_openat fs/open.c:1388 [inline]
 __se_sys_openat fs/open.c:1383 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1383
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb2adf9c819
RSP: 002b:00007fff112752f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fb2ae215fa0 RCX: 00007fb2adf9c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007fb2ae032c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb2ae215fac R14: 00007fb2ae215fa0 R15: 00007fb2ae215fa0
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/31:
 #0: ffffffff8e7e7760 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
 #0: ffffffff8e7e7760 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:850 [inline]
 #0: ffffffff8e7e7760 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775
6 locks held by kworker/u8:5/80:
 #0: ffff88801c6b6948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x1310/0x19a0 kernel/workqueue.c:3251
 #1: ffffc9000255fd08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x988/0x19a0 kernel/workqueue.c:3252
 #2: ffffffff905fe850 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:675
 #3: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:949 [inline]
 #3: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline]
 #3: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x185/0x330 net/devlink/core.c:504
 #4: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:274 [inline]
 #4: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:109 [inline]
 #4: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x18f/0x330 net/devlink/core.c:504
 #5: ffff88805fba0b58 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1073 [inline]
 #5: ffff88805fba0b58 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:621
2 locks held by getty/5587:
 #0: ffff8880380f20a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc900033332f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500 drivers/tty/n_tty.c:2211
5 locks held by syz-executor/8868:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88805dde4488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 #4: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:949 [inline]
 #4: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: device_del+0xa0/0x9b0 drivers/base/core.c:3842
2 locks held by syz.1.2807/8886:
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_health_report+0x681/0xb50 net/devlink/health.c:680
2 locks held by syz.0.2829/8910:
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4578 [inline]
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4833
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1043 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: open_last_lookups fs/namei.c:4588 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4833
2 locks held by syz.3.2830/8911:
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4578 [inline]
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4833
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1043 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: open_last_lookups fs/namei.c:4588 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4833
4 locks held by syz-executor/8927:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888077e14088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8928:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888077e84488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8929:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888032fbbc88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8963:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888054921088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8976:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888032207c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8980:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807b830488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8982:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888032206888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9013:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88805d026c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9027:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034cc9088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9029:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88801df49c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9031:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff8880549a9088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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 03/18/2026
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:161 [inline]
 __sys_info lib/sys_info.c:157 [inline]
 sys_info+0x141/0x190 lib/sys_info.c:165
 check_hung_uninterruptible_tasks kernel/hung_task.c:346 [inline]
 watchdog+0xd25/0x1050 kernel/hung_task.c:515
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: 88 84 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 43 e0 1c 00 fb f4 <e9> fc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246
RAX: 00000000001bc47d RBX: ffffffff8e4975c0 RCX: ffffffff8b8eac75
RDX: 0000000000000000 RSI: ffffffff8de835fb RDI: ffffffff8c1b1da0
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed101708679d
R10: ffff8880b8433ceb R11: 0000000000000000 R12: 0000000000000000
R13: fffffbfff1c92eb8 R14: 0000000000000000 R15: ffffffff90d9ff10
FS:  0000000000000000(0000) GS:ffff888124340000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a1ac154630 CR3: 000000000e598000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:73 [inline]
 default_idle+0x9/0x10 arch/x86/kernel/process.c:767
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x464/0x590 kernel/sched/idle.c:352
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:451
 rest_init+0x251/0x260 init/main.c:760
 start_kernel+0x47f/0x480 init/main.c:1210
 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291
 common_startup_64+0x13e/0x148
 </TASK>

final repro crashed as (corrupted=false):
INFO: task kworker/u8:5:80 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:5    state:D stack:25080 pid:80    tgid:80    ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75
 do_wait_for_common kernel/sched/completion.c:100 [inline]
 __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121
 __debugfs_file_removed fs/debugfs/inode.c:751 [inline]
 remove_one+0x312/0x420 fs/debugfs/inode.c:758
 __simple_recursive_removal+0x148/0x5c0 fs/libfs.c:625
 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781
 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227
 nsim_dev_reload_destroy+0x144/0x4a0 drivers/net/netdevsim/dev.c:1767
 nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:1038
 devlink_reload+0x173/0x790 net/devlink/dev.c:461
 devlink_pernet_pre_exit+0x222/0x330 net/devlink/core.c:507
 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:704
 process_one_work+0xa23/0x19a0 kernel/workqueue.c:3276
 process_scheduled_works kernel/workqueue.c:3359 [inline]
 worker_thread+0x5ef/0xe50 kernel/workqueue.c:3440
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
INFO: task syz-executor:8868 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:24952 pid:8868  tgid:8868  ppid:1      task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 device_lock include/linux/device.h:949 [inline]
 device_del+0xa0/0x9b0 drivers/base/core.c:3842
 device_unregister+0x1d/0xe0 drivers/base/core.c:3921
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline]
 del_device_store+0x346/0x480 drivers/net/netdevsim/bus.c:244
 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172
 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142
 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6ac/0x1070 fs/read_write.c:688
 ksys_write+0x12a/0x250 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa64e75d04e
RSP: 002b:00007ffe9dcf37f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555569a6d500 RCX: 00007fa64e75d04e
RDX: 0000000000000001 RSI: 00007ffe9dcf3880 RDI: 0000000000000005
RBP: 00007fa64e833514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe9dcf3880 R14: 00007fa64f544620 R15: 0000000000000003
 </TASK>
INFO: task syz.1.2807:8886 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.2807      state:D stack:28440 pid:8886  tgid:8886  ppid:5965   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 __mutex_lock_common kernel/locking/mutex.c:692 [inline]
 __mutex_lock+0xc9a/0x1b90 kernel/locking/mutex.c:776
 devlink_health_report+0x681/0xb50 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+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc09479c819
RSP: 002b:00007ffff5623d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc094a15fa0 RCX: 00007fc09479c819
RDX: 00000000000001e1 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007fc094832c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc094a15fac R14: 00007fc094a15fa0 R15: 00007fc094a15fa0
 </TASK>
INFO: task syz.0.2829:8910 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.2829      state:D stack:28200 pid:8910  tgid:8910  ppid:5962   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 rwsem_down_read_slowpath+0x5dc/0xb30 kernel/locking/rwsem.c:1086
 __down_read_common kernel/locking/rwsem.c:1261 [inline]
 __down_read kernel/locking/rwsem.c:1274 [inline]
 down_read+0xed/0x460 kernel/locking/rwsem.c:1539
 inode_lock_shared include/linux/fs.h:1043 [inline]
 open_last_lookups fs/namei.c:4588 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4833
 do_file_open+0x20e/0x430 fs/namei.c:4865
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1366
 do_sys_open fs/open.c:1372 [inline]
 __do_sys_openat fs/open.c:1388 [inline]
 __se_sys_openat fs/open.c:1383 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1383
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f833839c819
RSP: 002b:00007ffe8959ece8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f8338615fa0 RCX: 00007f833839c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007f8338432c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8338615fac R14: 00007f8338615fa0 R15: 00007f8338615fa0
 </TASK>
INFO: task syz.3.2830:8911 blocked for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.2830      state:D stack:28440 pid:8911  tgid:8911  ppid:8426   task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 __schedule_loop kernel/sched/core.c:6993 [inline]
 schedule+0xdd/0x390 kernel/sched/core.c:7008
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7065
 rwsem_down_read_slowpath+0x5dc/0xb30 kernel/locking/rwsem.c:1086
 __down_read_common kernel/locking/rwsem.c:1261 [inline]
 __down_read kernel/locking/rwsem.c:1274 [inline]
 down_read+0xed/0x460 kernel/locking/rwsem.c:1539
 inode_lock_shared include/linux/fs.h:1043 [inline]
 open_last_lookups fs/namei.c:4588 [inline]
 path_openat+0xa16/0x31a0 fs/namei.c:4833
 do_file_open+0x20e/0x430 fs/namei.c:4865
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1366
 do_sys_open fs/open.c:1372 [inline]
 __do_sys_openat fs/open.c:1388 [inline]
 __se_sys_openat fs/open.c:1383 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1383
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb2adf9c819
RSP: 002b:00007fff112752f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fb2ae215fa0 RCX: 00007fb2adf9c819
RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c
RBP: 00007fb2ae032c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fb2ae215fac R14: 00007fb2ae215fa0 R15: 00007fb2ae215fa0
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/31:
 #0: ffffffff8e7e7760 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
 #0: ffffffff8e7e7760 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:850 [inline]
 #0: ffffffff8e7e7760 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775
6 locks held by kworker/u8:5/80:
 #0: ffff88801c6b6948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x1310/0x19a0 kernel/workqueue.c:3251
 #1: ffffc9000255fd08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x988/0x19a0 kernel/workqueue.c:3252
 #2: ffffffff905fe850 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:675
 #3: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:949 [inline]
 #3: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline]
 #3: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x185/0x330 net/devlink/core.c:504
 #4: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:274 [inline]
 #4: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:109 [inline]
 #4: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x18f/0x330 net/devlink/core.c:504
 #5: ffff88805fba0b58 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1073 [inline]
 #5: ffff88805fba0b58 (&sb->s_type->i_mutex_key#10/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:621
2 locks held by getty/5587:
 #0: ffff8880380f20a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc900033332f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500 drivers/tty/n_tty.c:2211
5 locks held by syz-executor/8868:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88805dde4488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234
 #4: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:949 [inline]
 #4: ffff88807bbc2130 (&dev->mutex){....}-{4:4}, at: device_del+0xa0/0x9b0 drivers/base/core.c:3842
2 locks held by syz.1.2807/8886:
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807bbc1250 (&devlink->lock_key#5){+.+.}-{4:4}, at: devlink_health_report+0x681/0xb50 net/devlink/health.c:680
2 locks held by syz.0.2829/8910:
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4578 [inline]
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4833
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1043 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: open_last_lookups fs/namei.c:4588 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4833
2 locks held by syz.3.2830/8911:
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4578 [inline]
 #0: ffff8880202e8420 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4833
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1043 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: open_last_lookups fs/namei.c:4588 [inline]
 #1: ffff88805fba0b58 (&sb->s_type->i_mutex_key#18){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4833
4 locks held by syz-executor/8927:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888077e14088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8928:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888077e84488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8929:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888032fbbc88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8963:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888054921088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8976:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888032207c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8980:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88807b830488 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/8982:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888032206888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9013:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88805d026c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9027:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff888034cc9088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9029:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff88801df49c88 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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/9031:
 #0: ffff888037490420 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740
 #1: ffff8880549a9088 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
 #2: ffff88802a257d28 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344
 #3: ffffffff8fb6f108 (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 03/18/2026
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:161 [inline]
 __sys_info lib/sys_info.c:157 [inline]
 sys_info+0x141/0x190 lib/sys_info.c:165
 check_hung_uninterruptible_tasks kernel/hung_task.c:346 [inline]
 watchdog+0xd25/0x1050 kernel/hung_task.c:515
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: 88 84 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 43 e0 1c 00 fb f4 <e9> fc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffffff8e407e00 EFLAGS: 00000246
RAX: 00000000001bc47d RBX: ffffffff8e4975c0 RCX: ffffffff8b8eac75
RDX: 0000000000000000 RSI: ffffffff8de835fb RDI: ffffffff8c1b1da0
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed101708679d
R10: ffff8880b8433ceb R11: 0000000000000000 R12: 0000000000000000
R13: fffffbfff1c92eb8 R14: 0000000000000000 R15: ffffffff90d9ff10
FS:  0000000000000000(0000) GS:ffff888124340000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a1ac154630 CR3: 000000000e598000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:73 [inline]
 default_idle+0x9/0x10 arch/x86/kernel/process.c:767
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:199 [inline]
 do_idle+0x464/0x590 kernel/sched/idle.c:352
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:451
 rest_init+0x251/0x260 init/main.c:760
 start_kernel+0x47f/0x480 init/main.c:1210
 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291
 common_startup_64+0x13e/0x148
 </TASK>