Extracting prog: 13m16.619929448s Minimizing prog: 2h44m42.462930635s Simplifying prog options: 18m10.118891376s Extracting C: 5m14.150894771s 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$auto-preadv$auto-lseek$auto-mkdir$auto-mmap$auto-close_range$auto-io_uring_setup$auto-socket-io_uring_register$auto-write$auto_set_tracer_fops_trace-mount$auto-syz_genetlink_get_family_id$auto_smbd_genl-msync$auto-openat$auto_proc_sys_file_operations_proc_sysctl-openat$auto_kernfs_file_fops_kernfs_internal-accept4$auto-socket$nl_generic-socket-close_range$auto-socket-sendmsg$auto_ETHTOOL_MSG_CHANNELS_GET-write$auto detailed listing: executing program 0: mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000) preadv$auto(0x40000000000003, &(0x7f0000000080)={0x0, 0xfffffffd}, 0x6, 0x3, 0x5) lseek$auto(0x3, 0x0, 0x1) mkdir$auto(&(0x7f0000000300)='}[,&*}\x00', 0x6) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x2, 0x8, 0x0) r0 = io_uring_setup$auto(0x6, 0x0) socket(0x3, 0x6, 0xb4) io_uring_register$auto(0x2, 0x5, &(0x7f0000000200), 0x4) write$auto_set_tracer_fops_trace(r0, &(0x7f0000000340)="00f4efc59745e97b8b7f5fa9ef87b7024d919248ef0a977b47e8dd0d46bbea7c15d8e17df71f0320abb26fdd98ecd111f096162b31dca7b13e0afac6a99c59a3013a537ea8fab114bc42dfe6a10a2ece6e0736cd1972d4a9fc21bbb4c93fa93c2c3dc4a5d93613f5ed4e2bd92e4f43885a5c55c6b335727bcbb822414e7944619babef04dd94d4df4ffef3c3a03e7a94060cb95739cb3d141cc92ac2b4a3d59a7c6c4a93cd5b79b3dd2bc6ca3245adb98a47d1397918ad34b454b57d004278f3", 0xc0) mount$auto(0x0, &(0x7f0000000280)='}[,&*}\x00', &(0x7f0000000140)='nfsd\x00', 0xcf, 0x0) syz_genetlink_get_family_id$auto_smbd_genl(&(0x7f0000000200), 0xffffffffffffffff) msync$auto(0x1ffff000, 0x1800000000000fe, 0x400000004) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv6/conf/wg2/accept_ra_rtr_pref\x00', 0xca041, 0x0) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000140)='/sys/bus/pci/resource_alignment\x00', 0x8ea182, 0x0) accept4$auto(0xffffffffffffffff, &(0x7f0000000000)=@rc={0x1f, @none, 0x9}, 0x0, 0x243) socket$nl_generic(0x10, 0x3, 0x10) r1 = socket(0x10, 0x2, 0x4) close_range$auto(r1, 0x8, 0x0) r2 = socket(0x10, 0x2, 0xc) sendmsg$auto_ETHTOOL_MSG_CHANNELS_GET(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="18000000", @ANYRES8=r2, @ANYBLOB="01"], 0x18}, 0x1, 0x0, 0x0, 0x60008004}, 0x80) write$auto(r1, &(0x7f0000000000)='-\x00', 0xfdef) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main-close_range$auto-socketcall$auto-openat$auto_kvm_chardev_ops_kvm_main-ioctl$auto_KVM_CREATE_VM-ioctl$auto-ioctl$auto_KVM_GET_MSRS detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) r5 = openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) close_range$auto(0x2, 0x8, 0x0) r6 = socketcall$auto(0xa, 0x0) r7 = openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f00000011c0), 0xe0180, 0x0) ioctl$auto_KVM_CREATE_VM(r7, 0xae01, 0x0) ioctl$auto(0x3, 0xae41, r6) ioctl$auto_KVM_GET_MSRS(r5, 0x4400ae8f, 0x0) program crashed: INFO: task hung in remove_one single: successfully extracted reproducer found reproducer with 29 syscalls minimizing guilty program testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main-close_range$auto-socketcall$auto-openat$auto_kvm_chardev_ops_kvm_main-ioctl$auto_KVM_CREATE_VM-ioctl$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) close_range$auto(0x2, 0x8, 0x0) r5 = socketcall$auto(0xa, 0x0) r6 = openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f00000011c0), 0xe0180, 0x0) ioctl$auto_KVM_CREATE_VM(r6, 0xae01, 0x0) ioctl$auto(0x3, 0xae41, r5) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main-close_range$auto-socketcall$auto-openat$auto_kvm_chardev_ops_kvm_main-ioctl$auto_KVM_CREATE_VM detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) close_range$auto(0x2, 0x8, 0x0) socketcall$auto(0xa, 0x0) r5 = openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f00000011c0), 0xe0180, 0x0) ioctl$auto_KVM_CREATE_VM(r5, 0xae01, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main-close_range$auto-socketcall$auto-openat$auto_kvm_chardev_ops_kvm_main detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) close_range$auto(0x2, 0x8, 0x0) socketcall$auto(0xa, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f00000011c0), 0xe0180, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main-close_range$auto-socketcall$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) close_range$auto(0x2, 0x8, 0x0) socketcall$auto(0xa, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main-close_range$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) close_range$auto(0x2, 0x8, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal-openat$auto_kvm_chardev_ops_kvm_main detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x189401, 0x0) program crashed: INFO: task hung in devlink_health_report testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic-openat$auto_kernfs_file_fops_kernfs_internal detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual/block/nbd7/power/autosuspend_delay_ms\x00', 0x2a0a02, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto-socket$nl_generic detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) socket$nl_generic(0x10, 0x3, 0x10) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl-close_range$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) close_range$auto(0x2, 0x8, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT-openat$auto_proc_sys_file_operations_proc_sysctl detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) openat$auto_proc_sys_file_operations_proc_sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/kernel/perf_event_max_contexts_per_stack\x00', 0x202, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic-sendmsg$auto_NBD_CMD_CONNECT detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$auto_NBD_CMD_CONNECT(r4, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000000200)=ANY=[@ANYRES16, @ANYBLOB="01ed243d7000fddb072501000000140007800c0001800800018000000000040089800c0002000600000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x804}, 0x8880) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto-socket$nl_generic detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) socket$nl_generic(0x10, 0x3, 0x10) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto-socketpair$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) socketpair$auto(0x1, 0x1, 0x8000000000000000, 0x0) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto-close_range$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) close_range$auto(0x0, 0xfffffffffffff000, 0x2) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto-mmap$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) r3 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000480)='/sys/devices/virtual/net/bond0/bonding/arp_ip_target\x00', 0xa0002, 0x0) write$auto_ocfs2_control_fops_stack_user(r3, &(0x7f0000003900)='\t', 0x1) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto_ocfs2_control_fops_stack_user detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) 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) 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) program did not crash testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-openat$auto_kernfs_file_fops_kernfs_internal-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$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(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) write$auto_seq_oss_f_ops_seq_oss(r0, &(0x7f0000000040)="f6e6812018deadf7e88f819e30236ce79200e01532f2ed0d", 0x18) r2 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) write$auto(r2, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-write$auto_seq_oss_f_ops_seq_oss-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r1 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r1, 0x107, 0x12, 0x0, 0x4) 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=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-setsockopt$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) r0 = socket(0x11, 0x80003, 0x0) setsockopt$auto(r0, 0x107, 0x12, 0x0, 0x4) 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=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-socket-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) socket(0x11, 0x80003, 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=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-ioctl$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) ioctl$auto(0x4000000000000c8, 0x800454cf, 0x3) 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=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-mmap$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) mmap$auto(0x0, 0x6, 0x2, 0x40eb2, 0xffffffffffffffff, 0x308000000000) 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=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_seq_oss_f_ops_seq_oss-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) openat$auto_seq_oss_f_ops_seq_oss(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$auto-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$auto(0x3, &(0x7f0000000000)=@generic={0x10, "a500acb75c9cedd1b5e9a0d76293"}, 0x68) r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: socket(0x10, 0x2, 0x0) r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one testing program (duration=8m12.401881105s, {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=8m12.401881105s, {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=8m12.401881105s, {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=8m12.401881105s, {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=8m12.401881105s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$auto_nsim_dev_health_break_fops_health-write$auto detailed listing: executing program 0: r0 = openat$auto_nsim_dev_health_break_fops_health(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/netdevsim/netdevsim2/health/break_health\x00', 0x48081, 0x0) write$auto(r0, &(0x7f0000000080)=')@-!\x00', 0x1e1) program crashed: INFO: task hung in remove_one extracting C reproducer testing compiled C program (duration=8m12.401881105s, {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=8m12.401881105s, {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=8m12.401881105s, {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=8m12.401881105s, {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=8m12.401881105s, {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 3h36m39.440409471s repro crashed as (corrupted=false): INFO: task kworker/u8:6:1017 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:6 state:D stack:23712 pid:1017 tgid:1017 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: netns cleanup_net Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:100 [inline] __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121 __debugfs_file_removed fs/debugfs/inode.c:751 [inline] remove_one+0x312/0x420 fs/debugfs/inode.c:758 __simple_recursive_removal+0x148/0x5c0 fs/libfs.c:624 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227 nsim_dev_reload_destroy+0x144/0x4a0 drivers/net/netdevsim/dev.c:1788 nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:1038 devlink_reload+0x1ae/0x7a0 net/devlink/dev.c:462 devlink_pernet_pre_exit+0x247/0x370 net/devlink/core.c:558 ops_pre_exit_list net/core/net_namespace.c:161 [inline] ops_undo_list+0x187/0xab0 net/core/net_namespace.c:234 cleanup_net+0x499/0x920 net/core/net_namespace.c:702 process_one_work+0xa0e/0x1980 kernel/workqueue.c:3302 process_scheduled_works kernel/workqueue.c:3385 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz-executor:8334 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:24600 pid:8334 tgid:8334 ppid:1 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820 device_lock include/linux/device.h:1040 [inline] device_del+0xa0/0x9b0 drivers/base/core.c:3857 device_unregister+0x1d/0xe0 drivers/base/core.c:3936 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline] del_device_store+0x346/0x480 drivers/net/netdevsim/bus.c:244 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1070 fs/read_write.c:688 ksys_write+0x12a/0x250 fs/read_write.c:740 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5b1af5d60e RSP: 002b:00007fff71ae2e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000055557bfa8500 RCX: 00007f5b1af5d60e RDX: 0000000000000001 RSI: 00007fff71ae2ea0 RDI: 0000000000000005 RBP: 00007f5b1b0335ec R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff71ae2ea0 R14: 00007f5b1bd44620 R15: 0000000000000003 INFO: task syz.3.2380:8351 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.2380 state:D stack:27656 pid:8351 tgid:8351 ppid:5769 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820 devlink_health_report+0x66c/0xb20 net/devlink/health.c:680 nsim_dev_health_break_write+0x166/0x210 drivers/net/netdevsim/health.c:162 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388 vfs_write+0x2aa/0x1070 fs/read_write.c:686 ksys_write+0x12a/0x250 fs/read_write.c:740 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4af79cdd9 RSP: 002b:00007ffe1558f348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007ff4afa15fa0 RCX: 00007ff4af79cdd9 RDX: 00000000000001e1 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007ff4af832d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff4afa15fac R14: 00007ff4afa15fa0 R15: 00007ff4afa15fa0 INFO: task syz.1.2401:8379 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.2401 state:D stack:27720 pid:8379 tgid:8379 ppid:5768 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114 __down_read_common kernel/locking/rwsem.c:1291 [inline] __down_read kernel/locking/rwsem.c:1304 [inline] down_read+0xed/0x450 kernel/locking/rwsem.c:1570 inode_lock_shared include/linux/fs.h:1044 [inline] open_last_lookups fs/namei.c:4610 [inline] path_openat+0xa16/0x31a0 fs/namei.c:4855 do_file_open+0x20e/0x430 fs/namei.c:4887 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364 do_sys_open fs/open.c:1370 [inline] __do_sys_openat fs/open.c:1386 [inline] __se_sys_openat fs/open.c:1381 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1381 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f720079cdd9 RSP: 002b:00007fff5fbfbba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f7200a15fa0 RCX: 00007f720079cdd9 RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007f7200832d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7200a15fac R14: 00007f7200a15fa0 R15: 00007f7200a15fa0 INFO: task syz.0.2402:8380 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.2402 state:D stack:28440 pid:8380 tgid:8380 ppid:5770 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114 __down_read_common kernel/locking/rwsem.c:1291 [inline] __down_read kernel/locking/rwsem.c:1304 [inline] down_read+0xed/0x450 kernel/locking/rwsem.c:1570 inode_lock_shared include/linux/fs.h:1044 [inline] open_last_lookups fs/namei.c:4610 [inline] path_openat+0xa16/0x31a0 fs/namei.c:4855 do_file_open+0x20e/0x430 fs/namei.c:4887 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364 do_sys_open fs/open.c:1370 [inline] __do_sys_openat fs/open.c:1386 [inline] __se_sys_openat fs/open.c:1381 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1381 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb72559cdd9 RSP: 002b:00007fff990723d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fb725815fa0 RCX: 00007fb72559cdd9 RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007fb725632d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb725815fac R14: 00007fb725815fa0 R15: 00007fb725815fa0 Showing all locks held in the system: 5 locks held by kworker/u8:0/12: 1 lock held by khungtaskd/31: #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:300 [inline] #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline] #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775 6 locks held by kworker/u8:6/1017: #0: ffff88801c6ae140 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12d6/0x1980 kernel/workqueue.c:3277 #1: ffffc90004ff7d08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x973/0x1980 kernel/workqueue.c:3278 #2: ffffffff905f6368 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:673 #3: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline] #3: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:124 [inline] #3: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x19e/0x370 net/devlink/core.c:555 #4: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:292 [inline] #4: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:125 [inline] #4: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x1b4/0x370 net/devlink/core.c:555 #5: ffff88805c593688 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1074 [inline] #5: ffff88805c593688 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:620 3 locks held by kworker/u8:7/1023: #0: ffff8880b843b3e0 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2c/0x140 kernel/sched/core.c:652 #1: ffff8880b8424648 (psi_seq){-.-.}-{0:0}, at: psi_sched_switch kernel/sched/stats.h:225 [inline] #1: ffff8880b8424648 (psi_seq){-.-.}-{0:0}, at: __schedule+0x2f15/0x67a0 kernel/sched/core.c:7183 #2: ffff8880b8426358 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x124/0x1d0 kernel/time/timer.c:1004 2 locks held by getty/5392: #0: ffff8880384970a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc900032332e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14f0 drivers/tty/n_tty.c:2211 5 locks held by syz-executor/8334: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807d521080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234 #4: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline] #4: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: device_del+0xa0/0x9b0 drivers/base/core.c:3857 2 locks held by syz.3.2380/8351: #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devlink_health_report+0x66c/0xb20 net/devlink/health.c:680 2 locks held by syz.1.2401/8379: #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline] #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855 #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855 2 locks held by syz.0.2402/8380: #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline] #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855 #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855 4 locks held by syz-executor/8395: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88802d9e2880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8397: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff888035e33480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8399: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff8880738d8480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8457: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88802dadc880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8478: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88805ccc7080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8481: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807d6a8080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8482: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff8880387c1880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8542: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff888036f0cc80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8564: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807b2aec80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8566: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807b293880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8573: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807c127c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234 ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 nmi_cpu_backtrace.cold+0x12d/0x151 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x1d7/0x230 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] __sys_info lib/sys_info.c:157 [inline] sys_info+0x141/0x190 lib/sys_info.c:165 check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline] watchdog+0xcb1/0x1030 kernel/hung_task.c:561 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63 Code: e6 94 02 e9 c3 42 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 8f 23 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffc90000197df0 EFLAGS: 00000242 RAX: 00000000000f6fc7 RBX: ffff88801e680000 RCX: ffffffff8b880095 RDX: 0000000000000000 RSI: ffffffff8df1c291 RDI: ffffffff8c1c2800 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10170a67b5 R10: ffff8880b8533dab R11: 0000000000000000 R12: 0000000000000001 R13: ffffed1003cd0000 R14: 0000000000000001 R15: ffffffff90d7db50 FS: 0000000000000000(0000) GS:ffff888124477000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005570c7266760 CR3: 000000000e596000 CR4: 00000000003526f0 Call Trace: arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline] default_idle+0x9/0x10 arch/x86/kernel/process.c:767 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x464/0x590 kernel/sched/idle.c:352 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:451 start_secondary+0x21d/0x2d0 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x148 final repro crashed as (corrupted=false): INFO: task kworker/u8:6:1017 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:6 state:D stack:23712 pid:1017 tgid:1017 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: netns cleanup_net Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:100 [inline] __wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121 __debugfs_file_removed fs/debugfs/inode.c:751 [inline] remove_one+0x312/0x420 fs/debugfs/inode.c:758 __simple_recursive_removal+0x148/0x5c0 fs/libfs.c:624 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781 nsim_dev_health_exit+0x3b/0xe0 drivers/net/netdevsim/health.c:227 nsim_dev_reload_destroy+0x144/0x4a0 drivers/net/netdevsim/dev.c:1788 nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:1038 devlink_reload+0x1ae/0x7a0 net/devlink/dev.c:462 devlink_pernet_pre_exit+0x247/0x370 net/devlink/core.c:558 ops_pre_exit_list net/core/net_namespace.c:161 [inline] ops_undo_list+0x187/0xab0 net/core/net_namespace.c:234 cleanup_net+0x499/0x920 net/core/net_namespace.c:702 process_one_work+0xa0e/0x1980 kernel/workqueue.c:3302 process_scheduled_works kernel/workqueue.c:3385 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz-executor:8334 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:24600 pid:8334 tgid:8334 ppid:1 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820 device_lock include/linux/device.h:1040 [inline] device_del+0xa0/0x9b0 drivers/base/core.c:3857 device_unregister+0x1d/0xe0 drivers/base/core.c:3936 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline] del_device_store+0x346/0x480 drivers/net/netdevsim/bus.c:244 bus_attr_store+0x74/0xb0 drivers/base/bus.c:172 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:142 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:352 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1070 fs/read_write.c:688 ksys_write+0x12a/0x250 fs/read_write.c:740 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5b1af5d60e RSP: 002b:00007fff71ae2e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000055557bfa8500 RCX: 00007f5b1af5d60e RDX: 0000000000000001 RSI: 00007fff71ae2ea0 RDI: 0000000000000005 RBP: 00007f5b1b0335ec R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff71ae2ea0 R14: 00007f5b1bd44620 R15: 0000000000000003 INFO: task syz.3.2380:8351 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.2380 state:D stack:27656 pid:8351 tgid:8351 ppid:5769 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xced/0x1b10 kernel/locking/mutex.c:820 devlink_health_report+0x66c/0xb20 net/devlink/health.c:680 nsim_dev_health_break_write+0x166/0x210 drivers/net/netdevsim/health.c:162 full_proxy_write+0x135/0x1a0 fs/debugfs/file.c:388 vfs_write+0x2aa/0x1070 fs/read_write.c:686 ksys_write+0x12a/0x250 fs/read_write.c:740 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4af79cdd9 RSP: 002b:00007ffe1558f348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007ff4afa15fa0 RCX: 00007ff4af79cdd9 RDX: 00000000000001e1 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007ff4af832d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff4afa15fac R14: 00007ff4afa15fa0 R15: 00007ff4afa15fa0 INFO: task syz.1.2401:8379 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.2401 state:D stack:27720 pid:8379 tgid:8379 ppid:5768 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114 __down_read_common kernel/locking/rwsem.c:1291 [inline] __down_read kernel/locking/rwsem.c:1304 [inline] down_read+0xed/0x450 kernel/locking/rwsem.c:1570 inode_lock_shared include/linux/fs.h:1044 [inline] open_last_lookups fs/namei.c:4610 [inline] path_openat+0xa16/0x31a0 fs/namei.c:4855 do_file_open+0x20e/0x430 fs/namei.c:4887 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364 do_sys_open fs/open.c:1370 [inline] __do_sys_openat fs/open.c:1386 [inline] __se_sys_openat fs/open.c:1381 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1381 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f720079cdd9 RSP: 002b:00007fff5fbfbba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f7200a15fa0 RCX: 00007f720079cdd9 RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007f7200832d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7200a15fac R14: 00007f7200a15fa0 R15: 00007f7200a15fa0 INFO: task syz.0.2402:8380 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.2402 state:D stack:28440 pid:8380 tgid:8380 ppid:5770 task_flags:0x400040 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5388 [inline] __schedule+0x1295/0x67a0 kernel/sched/core.c:7189 __schedule_loop kernel/sched/core.c:7268 [inline] schedule+0xdd/0x390 kernel/sched/core.c:7283 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7340 rwsem_down_read_slowpath+0x5af/0xb40 kernel/locking/rwsem.c:1114 __down_read_common kernel/locking/rwsem.c:1291 [inline] __down_read kernel/locking/rwsem.c:1304 [inline] down_read+0xed/0x450 kernel/locking/rwsem.c:1570 inode_lock_shared include/linux/fs.h:1044 [inline] open_last_lookups fs/namei.c:4610 [inline] path_openat+0xa16/0x31a0 fs/namei.c:4855 do_file_open+0x20e/0x430 fs/namei.c:4887 do_sys_openat2+0x10d/0x1e0 fs/open.c:1364 do_sys_open fs/open.c:1370 [inline] __do_sys_openat fs/open.c:1386 [inline] __se_sys_openat fs/open.c:1381 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1381 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb72559cdd9 RSP: 002b:00007fff990723d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fb725815fa0 RCX: 00007fb72559cdd9 RDX: 0000000000048081 RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007fb725632d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb725815fac R14: 00007fb725815fa0 R15: 00007fb725815fa0 Showing all locks held in the system: 5 locks held by kworker/u8:0/12: 1 lock held by khungtaskd/31: #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:300 [inline] #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline] #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6775 6 locks held by kworker/u8:6/1017: #0: ffff88801c6ae140 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12d6/0x1980 kernel/workqueue.c:3277 #1: ffffc90004ff7d08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x973/0x1980 kernel/workqueue.c:3278 #2: ffffffff905f6368 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:673 #3: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline] #3: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:124 [inline] #3: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x19e/0x370 net/devlink/core.c:555 #4: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:292 [inline] #4: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:125 [inline] #4: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x1b4/0x370 net/devlink/core.c:555 #5: ffff88805c593688 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1074 [inline] #5: ffff88805c593688 (&sb->s_type->i_mutex_key#9/2){+.+.}-{4:4}, at: __simple_recursive_removal+0xe0/0x5c0 fs/libfs.c:620 3 locks held by kworker/u8:7/1023: #0: ffff8880b843b3e0 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2c/0x140 kernel/sched/core.c:652 #1: ffff8880b8424648 (psi_seq){-.-.}-{0:0}, at: psi_sched_switch kernel/sched/stats.h:225 [inline] #1: ffff8880b8424648 (psi_seq){-.-.}-{0:0}, at: __schedule+0x2f15/0x67a0 kernel/sched/core.c:7183 #2: ffff8880b8426358 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x124/0x1d0 kernel/time/timer.c:1004 2 locks held by getty/5392: #0: ffff8880384970a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc900032332e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14f0 drivers/tty/n_tty.c:2211 5 locks held by syz-executor/8334: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807d521080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234 #4: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1040 [inline] #4: ffff8880588c1128 (&dev->mutex){....}-{4:4}, at: device_del+0xa0/0x9b0 drivers/base/core.c:3857 2 locks held by syz.3.2380/8351: #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff8880588c0258 (&devlink->lock_key#2){+.+.}-{4:4}, at: devlink_health_report+0x66c/0xb20 net/devlink/health.c:680 2 locks held by syz.1.2401/8379: #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline] #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855 #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855 2 locks held by syz.0.2402/8380: #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: open_last_lookups fs/namei.c:4600 [inline] #0: ffff88801eaee410 (sb_writers#8){.+.+}-{0:0}, at: path_openat+0x9b1/0x31a0 fs/namei.c:4855 #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: inode_lock_shared include/linux/fs.h:1044 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: open_last_lookups fs/namei.c:4610 [inline] #1: ffff88805c593688 (&sb->s_type->i_mutex_key#17){++++}-{4:4}, at: path_openat+0xa16/0x31a0 fs/namei.c:4855 4 locks held by syz-executor/8395: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88802d9e2880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8397: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff888035e33480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8399: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff8880738d8480 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8457: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88802dadc880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8478: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88805ccc7080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8481: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807d6a8080 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8482: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff8880387c1880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8542: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff888036f0cc80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8564: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807b2aec80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8566: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807b293880 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (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/8573: #0: ffff888037a2c410 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 fs/read_write.c:740 #1: ffff88807c127c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x2c2/0x5f0 fs/kernfs/file.c:343 #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline] #2: ffff8880295e93c8 (kn->active#58){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x332/0x5f0 fs/kernfs/file.c:344 #3: ffffffff8fb80220 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd1/0x480 drivers/net/netdevsim/bus.c:234 ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 nmi_cpu_backtrace.cold+0x12d/0x151 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x1d7/0x230 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] __sys_info lib/sys_info.c:157 [inline] sys_info+0x141/0x190 lib/sys_info.c:165 check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline] watchdog+0xcb1/0x1030 kernel/hung_task.c:561 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63 Code: e6 94 02 e9 c3 42 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 8f 23 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffc90000197df0 EFLAGS: 00000242 RAX: 00000000000f6fc7 RBX: ffff88801e680000 RCX: ffffffff8b880095 RDX: 0000000000000000 RSI: ffffffff8df1c291 RDI: ffffffff8c1c2800 RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10170a67b5 R10: ffff8880b8533dab R11: 0000000000000000 R12: 0000000000000001 R13: ffffed1003cd0000 R14: 0000000000000001 R15: ffffffff90d7db50 FS: 0000000000000000(0000) GS:ffff888124477000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005570c7266760 CR3: 000000000e596000 CR4: 00000000003526f0 Call Trace: arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline] default_idle+0x9/0x10 arch/x86/kernel/process.c:767 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x464/0x590 kernel/sched/idle.c:352 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:451 start_secondary+0x21d/0x2d0 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x148