Extracting prog: 2h57m36.14883214s Minimizing prog: 1h3m21.860458726s Simplifying prog options: 11m53.075867244s Extracting C: 3m25.853121131s Simplifying C: 0s extracting reproducer from 31 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:5 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}}): sendto$inet-syz_usb_connect-syz_ublk_setup_io_uring-ioctl$SNDRV_TIMER_IOCTL_SELECT detailed listing: executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-mmap-madvise-move_pages detailed listing: executing program 0: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_mptcp-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-sendmmsg$inet detailed listing: executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$cgroup_ro-syz_ublk_setup_io_uring-syz_ublk_add_dev-syz_ublk_setup_queues detailed listing: executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) r1 = syz_ublk_setup_io_uring(0x1d, &(0x7f0000000040)={0x0, 0x30b5, 0x1000, 0x8000002, 0x158}, &(0x7f0000000100)=0x0, &(0x7f0000000400)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(r1, r2, r3, r4, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x3, 0x257}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2001, 0x10000004}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x3, 0x5f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cb, 0x4000, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x8200, 0x2, 0xfc}}], 0x1, &(0x7f0000000340)={0x2e, 0x45, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet6_tcp-open_tree-sendmsg$nl_route-syz_usb_connect$uac1 detailed listing: executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): sendto$inet-syz_usb_connect-syz_ublk_setup_io_uring-ioctl$SNDRV_TIMER_IOCTL_SELECT detailed listing: executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program did not crash single: failed to extract reproducer bisect: bisecting 31 programs with base timeout 6m0s testing program (duration=6m7s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 1: r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000080)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x10, 0x810, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x60, 0x0, "", [{{0x9, 0x4, 0x0, 0x5, 0x3, 0x3, 0x0, 0x1, 0x0, {0x9, 0x21, 0xa, 0x40, 0x1, {0x22, 0x18}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x9}}}}}]}}]}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x40, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0022180000000501150825ff0904a1010901a1007508950109308102c0c0"], 0x0}, 0x0) executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff) write$binfmt_elf64(r0, &(0x7f0000000180)=ANY=[@ANYBLOB="7f454c4600040000ff7f00000000000003003e00ecfffbff94020000200000004000000000000000e503000000000000000000002c9f38000004"], 0x78) close(r0) execveat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', 0x0, 0x0, 0x1000) executing program 1: openat$audio1(0xffffffffffffff9c, &(0x7f0000000080), 0x129202, 0x0) io_setup(0x1, &(0x7f0000000200)=0x0) r1 = syz_open_procfs(0x0, &(0x7f00000001c0)='fd/3\x00') io_submit(r0, 0x1, &(0x7f0000000880)=[&(0x7f00000000c0)={0x0, 0x300, 0x0, 0x5, 0x0, r1, 0x0}]) executing program 4: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) bind$bt_l2cap(r0, &(0x7f00000000c0)={0x1f, 0x5, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x0, 0x1}, 0xe) listen(r0, 0x0) close(r0) executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000600)=@base={0x5, 0x4, 0x2, 0x7, 0x0, 0x1, 0xe92}, 0x50) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x11, 0xd, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000003000000000000000040000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c3000000850000000700000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x41100, 0x24, '\x00', 0x0, @fallback=0x28, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f0000000140)={{r0, 0xffffffffffffffff}, &(0x7f00000000c0), &(0x7f0000000100)='%-5lx \x00'}, 0x20) bpf$PROG_BIND_MAP(0xa, &(0x7f00000003c0)={r1, r2}, 0xc) executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="12000000040000000400000006"], 0x50) bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000006c0)={0xffffffffffffffff, r0, 0x26, 0x0, @val=@iter={0x0}}, 0x20) r1 = socket(0x2, 0x3, 0xff) sendmmsg$inet(r1, &(0x7f00000002c0)=[{{&(0x7f0000000000)={0x2, 0x4e21, @multicast1}, 0x10, &(0x7f0000000680)=[{&(0x7f00000001c0)="8dbe9de29a1823474186f72aea11678235a71ee4828c75d76df69110ae2b2baa4ca3f238a147af68c7999e831fc3594436dea27d", 0x34}], 0x18, &(0x7f0000001500)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @local, @local}}}], 0x20}}], 0x1, 0x20044000) executing program 1: r0 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000300), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) recvmmsg(r1, &(0x7f0000001640), 0x400000000000207, 0x34000, 0x0) sendmsg$ETHTOOL_MSG_TSINFO_GET(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000280)=ANY=[@ANYBLOB="18000000", @ANYRES16=r0, @ANYBLOB="a787000000ff000000000b00000404000180"], 0x18}, 0x1, 0x0, 0x0, 0x40000}, 0x0) executing program 0: madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='pagemap\x00') mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x33ed0000) pread64(r0, &(0x7f000001a240)=""/102400, 0x19000, 0x1000000000) executing program 4: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) mmap$IORING_OFF_SQ_RING(0x110c230000, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="0b000000080000000700000003000064ffffff"], 0x50) executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x6, 0x4, 0x9, 0x8}, 0x50) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x3, 0xd, &(0x7f00000000c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81}, [@ringbuf_output={{0x18, 0x5, 0x1, 0x0, r0}, {0x7, 0x0, 0xb, 0x8, 0x0, 0x0, 0x8}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x1d}}, @call={0x85, 0x0, 0x0, 0x7}]}, &(0x7f0000000200)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @sched_cls=0x36, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) mremap(&(0x7f000040b000/0x1000)=nil, 0x1000, 0x4000, 0x3, &(0x7f00004b3000/0x4000)=nil) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000780)={r1, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000040)="5a6e41dea43e63a3f70cff11c72b", 0x0, 0x2f00, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) ioctl$KVM_GET_MSRS_cpu(r2, 0xc008ae88, &(0x7f00000000c0)={0x2, 0x0, [{0x40000081, 0x0, 0x6}, {0xc0010141, 0x0, 0x4}]}) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x40, r1, 0x401, 0x70bd24, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @crypto_settings=[@NL80211_ATTR_WPA_VERSIONS={0x8, 0x4b, 0x1}, @NL80211_ATTR_AKM_SUITES={0x10, 0x4c, [0xfac09, 0xfac0f, 0xfac0f]}]]}, 0x40}, 0x1, 0x0, 0x0, 0x20}, 0x0) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31000000000900010073797a300000000008000540000000080803034000000084200009801c0002800c00018008000140000000010c0001800800014000000004440000000c0a01010000000000000000020000000900020073797a31000000000900010073797a30000000001800038014000080100001800c0001000000000000000000"], 0xf0}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31110000000900010073797a300000000008000540000000080800034000000084200009801c0002800c00018008000140000000030c0001800800014000000004440000000e"], 0xf0}}, 0x0) executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0) fcntl$lock(r0, 0x26, &(0x7f0000000000)={0x1}) fcntl$lock(r0, 0x7, &(0x7f00000006c0)={0x0, 0x0, 0xac1d}) fcntl$lock(r0, 0x25, &(0x7f00000000c0)={0x0, 0x0, 0x8}) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000480)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000003700000008000300", @ANYRES32=r1], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0xc044) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000c00)='./sys\x00', &(0x7f0000000d00)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./sys/block/loop0/make-it-fail\x00', 0x2, 0x0) read$char_usb(r0, &(0x7f0000000080)=""/121, 0x79) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="050027bd7000000000002e00000008000300", @ANYRES32=r2, @ANYBLOB="0a003400020202020202000008003500075b"], 0x30}, 0x1, 0x0, 0x0, 0x200048d0}, 0x400c084) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c000000020303000000000000000000000100000800010001"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x200c8) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000840)=ANY=[@ANYBLOB="1c000000020303"], 0x1c}}, 0x0) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, 0x0) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x1, 0x4, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x3000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) request_key(0x0, 0x0, 0x0, 0x0) executing program 3: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x100000b, 0x8031, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) syslog(0x3, 0xffffffffffffffff, 0x61) executing program 2: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000140)=@req3={0x1000, 0x3a, 0x1000, 0x3a, 0x7ff, 0xf83, 0x3}, 0x1c) r1 = epoll_create(0x80) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000740)={0x40000004}) executing program 2: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000080), &(0x7f0000000140)={'syz', 0x0}, &(0x7f00000001c0)="03", 0x1, r0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r0, &(0x7f00000000c0)='asymmetric\x00', &(0x7f00000015c0)=@chain) keyctl$search(0xa, r0, &(0x7f0000000280)='user\x00', &(0x7f00000002c0)={'syz', 0x0}, r0) executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) r1 = syz_ublk_setup_io_uring(0x1d, &(0x7f0000000040)={0x0, 0x30b5, 0x1000, 0x8000002, 0x158}, &(0x7f0000000100)=0x0, &(0x7f0000000400)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(r1, r2, r3, r4, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x3, 0x257}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2001, 0x10000004}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x3, 0x5f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cb, 0x4000, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x8200, 0x2, 0xfc}}], 0x1, &(0x7f0000000340)={0x2e, 0x45, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program crashed: no output from test machine bisect: bisecting 31 programs bisect: split chunks (needed=false): <31> bisect: split chunk #0 of len 31 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x40, r1, 0x401, 0x70bd24, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @crypto_settings=[@NL80211_ATTR_WPA_VERSIONS={0x8, 0x4b, 0x1}, @NL80211_ATTR_AKM_SUITES={0x10, 0x4c, [0xfac09, 0xfac0f, 0xfac0f]}]]}, 0x40}, 0x1, 0x0, 0x0, 0x20}, 0x0) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31000000000900010073797a300000000008000540000000080803034000000084200009801c0002800c00018008000140000000010c0001800800014000000004440000000c0a01010000000000000000020000000900020073797a31000000000900010073797a30000000001800038014000080100001800c0001000000000000000000"], 0xf0}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31110000000900010073797a300000000008000540000000080800034000000084200009801c0002800c00018008000140000000030c0001800800014000000004440000000e"], 0xf0}}, 0x0) executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0) fcntl$lock(r0, 0x26, &(0x7f0000000000)={0x1}) fcntl$lock(r0, 0x7, &(0x7f00000006c0)={0x0, 0x0, 0xac1d}) fcntl$lock(r0, 0x25, &(0x7f00000000c0)={0x0, 0x0, 0x8}) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000480)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000003700000008000300", @ANYRES32=r1], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0xc044) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000c00)='./sys\x00', &(0x7f0000000d00)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./sys/block/loop0/make-it-fail\x00', 0x2, 0x0) read$char_usb(r0, &(0x7f0000000080)=""/121, 0x79) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="050027bd7000000000002e00000008000300", @ANYRES32=r2, @ANYBLOB="0a003400020202020202000008003500075b"], 0x30}, 0x1, 0x0, 0x0, 0x200048d0}, 0x400c084) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c000000020303000000000000000000000100000800010001"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x200c8) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000840)=ANY=[@ANYBLOB="1c000000020303"], 0x1c}}, 0x0) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, 0x0) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x1, 0x4, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x3000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) request_key(0x0, 0x0, 0x0, 0x0) executing program 3: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x100000b, 0x8031, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) syslog(0x3, 0xffffffffffffffff, 0x61) executing program 2: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000140)=@req3={0x1000, 0x3a, 0x1000, 0x3a, 0x7ff, 0xf83, 0x3}, 0x1c) r1 = epoll_create(0x80) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000740)={0x40000004}) executing program 2: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000080), &(0x7f0000000140)={'syz', 0x0}, &(0x7f00000001c0)="03", 0x1, r0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r0, &(0x7f00000000c0)='asymmetric\x00', &(0x7f00000015c0)=@chain) keyctl$search(0xa, r0, &(0x7f0000000280)='user\x00', &(0x7f00000002c0)={'syz', 0x0}, r0) executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) r1 = syz_ublk_setup_io_uring(0x1d, &(0x7f0000000040)={0x0, 0x30b5, 0x1000, 0x8000002, 0x158}, &(0x7f0000000100)=0x0, &(0x7f0000000400)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(r1, r2, r3, r4, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x3, 0x257}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2001, 0x10000004}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x3, 0x5f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cb, 0x4000, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x8200, 0x2, 0xfc}}], 0x1, &(0x7f0000000340)={0x2e, 0x45, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program crashed: no output from test machine bisect: the chunk can be dropped bisect: testing without sub-chunk 2/3 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x1, 0x4, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x3000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) request_key(0x0, 0x0, 0x0, 0x0) executing program 3: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x100000b, 0x8031, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) syslog(0x3, 0xffffffffffffffff, 0x61) executing program 2: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000140)=@req3={0x1000, 0x3a, 0x1000, 0x3a, 0x7ff, 0xf83, 0x3}, 0x1c) r1 = epoll_create(0x80) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000740)={0x40000004}) executing program 2: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000080), &(0x7f0000000140)={'syz', 0x0}, &(0x7f00000001c0)="03", 0x1, r0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r0, &(0x7f00000000c0)='asymmetric\x00', &(0x7f00000015c0)=@chain) keyctl$search(0xa, r0, &(0x7f0000000280)='user\x00', &(0x7f00000002c0)={'syz', 0x0}, r0) executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) r1 = syz_ublk_setup_io_uring(0x1d, &(0x7f0000000040)={0x0, 0x30b5, 0x1000, 0x8000002, 0x158}, &(0x7f0000000100)=0x0, &(0x7f0000000400)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(r1, r2, r3, r4, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x3, 0x257}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2001, 0x10000004}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x3, 0x5f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cb, 0x4000, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x8200, 0x2, 0xfc}}], 0x1, &(0x7f0000000340)={0x2e, 0x45, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program did not crash bisect: testing without sub-chunk 3/3 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x40, r1, 0x401, 0x70bd24, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @crypto_settings=[@NL80211_ATTR_WPA_VERSIONS={0x8, 0x4b, 0x1}, @NL80211_ATTR_AKM_SUITES={0x10, 0x4c, [0xfac09, 0xfac0f, 0xfac0f]}]]}, 0x40}, 0x1, 0x0, 0x0, 0x20}, 0x0) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31000000000900010073797a300000000008000540000000080803034000000084200009801c0002800c00018008000140000000010c0001800800014000000004440000000c0a01010000000000000000020000000900020073797a31000000000900010073797a30000000001800038014000080100001800c0001000000000000000000"], 0xf0}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31110000000900010073797a300000000008000540000000080800034000000084200009801c0002800c00018008000140000000030c0001800800014000000004440000000e"], 0xf0}}, 0x0) executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0) fcntl$lock(r0, 0x26, &(0x7f0000000000)={0x1}) fcntl$lock(r0, 0x7, &(0x7f00000006c0)={0x0, 0x0, 0xac1d}) fcntl$lock(r0, 0x25, &(0x7f00000000c0)={0x0, 0x0, 0x8}) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000480)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000003700000008000300", @ANYRES32=r1], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0xc044) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000c00)='./sys\x00', &(0x7f0000000d00)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./sys/block/loop0/make-it-fail\x00', 0x2, 0x0) read$char_usb(r0, &(0x7f0000000080)=""/121, 0x79) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="050027bd7000000000002e00000008000300", @ANYRES32=r2, @ANYBLOB="0a003400020202020202000008003500075b"], 0x30}, 0x1, 0x0, 0x0, 0x200048d0}, 0x400c084) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c000000020303000000000000000000000100000800010001"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x200c8) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000840)=ANY=[@ANYBLOB="1c000000020303"], 0x1c}}, 0x0) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, 0x0) program did not crash bisect: split chunks (needed=true): <11>, <9> bisect: split chunk #0 of len 11 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000480)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000003700000008000300", @ANYRES32=r1], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0xc044) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000c00)='./sys\x00', &(0x7f0000000d00)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./sys/block/loop0/make-it-fail\x00', 0x2, 0x0) read$char_usb(r0, &(0x7f0000000080)=""/121, 0x79) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="050027bd7000000000002e00000008000300", @ANYRES32=r2, @ANYBLOB="0a003400020202020202000008003500075b"], 0x30}, 0x1, 0x0, 0x0, 0x200048d0}, 0x400c084) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c000000020303000000000000000000000100000800010001"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x200c8) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000840)=ANY=[@ANYBLOB="1c000000020303"], 0x1c}}, 0x0) executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, 0x0) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x1, 0x4, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x3000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) request_key(0x0, 0x0, 0x0, 0x0) executing program 3: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x100000b, 0x8031, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) syslog(0x3, 0xffffffffffffffff, 0x61) executing program 2: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000140)=@req3={0x1000, 0x3a, 0x1000, 0x3a, 0x7ff, 0xf83, 0x3}, 0x1c) r1 = epoll_create(0x80) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000740)={0x40000004}) executing program 2: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000080), &(0x7f0000000140)={'syz', 0x0}, &(0x7f00000001c0)="03", 0x1, r0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r0, &(0x7f00000000c0)='asymmetric\x00', &(0x7f00000015c0)=@chain) keyctl$search(0xa, r0, &(0x7f0000000280)='user\x00', &(0x7f00000002c0)={'syz', 0x0}, r0) executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) r1 = syz_ublk_setup_io_uring(0x1d, &(0x7f0000000040)={0x0, 0x30b5, 0x1000, 0x8000002, 0x158}, &(0x7f0000000100)=0x0, &(0x7f0000000400)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(r1, r2, r3, r4, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x3, 0x257}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2001, 0x10000004}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x3, 0x5f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cb, 0x4000, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x8200, 0x2, 0xfc}}], 0x1, &(0x7f0000000340)={0x2e, 0x45, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x40, r1, 0x401, 0x70bd24, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @crypto_settings=[@NL80211_ATTR_WPA_VERSIONS={0x8, 0x4b, 0x1}, @NL80211_ATTR_AKM_SUITES={0x10, 0x4c, [0xfac09, 0xfac0f, 0xfac0f]}]]}, 0x40}, 0x1, 0x0, 0x0, 0x20}, 0x0) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31000000000900010073797a300000000008000540000000080803034000000084200009801c0002800c00018008000140000000010c0001800800014000000004440000000c0a01010000000000000000020000000900020073797a31000000000900010073797a30000000001800038014000080100001800c0001000000000000000000"], 0xf0}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31110000000900010073797a300000000008000540000000080800034000000084200009801c0002800c00018008000140000000030c0001800800014000000004440000000e"], 0xf0}}, 0x0) executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0) fcntl$lock(r0, 0x26, &(0x7f0000000000)={0x1}) fcntl$lock(r0, 0x7, &(0x7f00000006c0)={0x0, 0x0, 0xac1d}) fcntl$lock(r0, 0x25, &(0x7f00000000c0)={0x0, 0x0, 0x8}) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x1, 0x4, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x3000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) request_key(0x0, 0x0, 0x0, 0x0) executing program 3: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x100000b, 0x8031, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) syslog(0x3, 0xffffffffffffffff, 0x61) executing program 2: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000140)=@req3={0x1000, 0x3a, 0x1000, 0x3a, 0x7ff, 0xf83, 0x3}, 0x1c) r1 = epoll_create(0x80) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000740)={0x40000004}) executing program 2: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) add_key$user(&(0x7f0000000080), &(0x7f0000000140)={'syz', 0x0}, &(0x7f00000001c0)="03", 0x1, r0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r0, &(0x7f00000000c0)='asymmetric\x00', &(0x7f00000015c0)=@chain) keyctl$search(0xa, r0, &(0x7f0000000280)='user\x00', &(0x7f00000002c0)={'syz', 0x0}, r0) executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) r1 = syz_ublk_setup_io_uring(0x1d, &(0x7f0000000040)={0x0, 0x30b5, 0x1000, 0x8000002, 0x158}, &(0x7f0000000100)=0x0, &(0x7f0000000400)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(r1, r2, r3, r4, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000180)={0x0, 0x1, 0x0, 0x3, 0x257}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2001, 0x10000004}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x3, 0x5f}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cb, 0x4000, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x8200, 0x2, 0xfc}}], 0x1, &(0x7f0000000340)={0x2e, 0x45, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x0, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program crashed: no output from test machine bisect: the chunk can be dropped bisect: split chunk #1 of len 9 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000640)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x40, r1, 0x401, 0x70bd24, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @crypto_settings=[@NL80211_ATTR_WPA_VERSIONS={0x8, 0x4b, 0x1}, @NL80211_ATTR_AKM_SUITES={0x10, 0x4c, [0xfac09, 0xfac0f, 0xfac0f]}]]}, 0x40}, 0x1, 0x0, 0x0, 0x20}, 0x0) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31000000000900010073797a300000000008000540000000080803034000000084200009801c0002800c00018008000140000000010c0001800800014000000004440000000c0a01010000000000000000020000000900020073797a31000000000900010073797a30000000001800038014000080100001800c0001000000000000000000"], 0xf0}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000a00)=ANY=[@ANYBLOB="140000001000010000000000000000000200000a20000000000a01080000000000000000020000000900010073797a300000000064000000090a010400000000000000000200000008000a40000000010900020073797a31110000000900010073797a300000000008000540000000080800034000000084200009801c0002800c00018008000140000000030c0001800800014000000004440000000e"], 0xf0}}, 0x0) executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x275a, 0x0) fcntl$lock(r0, 0x26, &(0x7f0000000000)={0x1}) fcntl$lock(r0, 0x7, &(0x7f00000006c0)={0x0, 0x0, 0xac1d}) fcntl$lock(r0, 0x25, &(0x7f00000000c0)={0x0, 0x0, 0x8}) executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program crashed: INFO: task hung in usb_audio_disconnect bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <6>, <4> bisect: split chunk #0 of len 6 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program crashed: no output from test machine bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunk #1 of len 4 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4, 4] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 4: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x400000000003, 0x7, &(0x7f0000006680)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x6a855000) madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9) move_pages(0x0, 0x0, 0x0, 0x0, 0x0, 0x7) executing program 32: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: no output from test machine bisect: the chunk can be dropped bisect: split chunks (needed=true): <3>, <2> bisect: split chunk #0 of len 3 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4] detailed listing: executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open_tree(0xffffffffffffff9c, &(0x7f00000002c0)='\x00', 0x81101) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)=@ipv4_newroute={0x1c, 0x1a, 0x1, 0x70bd28, 0xffffffff, {0x2, 0x20, 0x20, 0x0, 0x0, 0x0, 0x0, 0x8, 0x98f2cd5c3151faf6}}, 0x1c}}, 0xea5bc50b6199d77e) syz_usb_connect$uac1(0x0, 0xa4, &(0x7f0000000040)=ANY=[@ANYBLOB="2a01000020000040b708000000000000030109029200030172e5000904000000010100000a24010000000201020c0d2407000005000000000000000c240000e9fffff5ffffffff092403f3ff000005024524", @ANYRES8=r1, @ANYBLOB="05", @ANYRES32=r0], 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4, 4] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 4: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000004bc0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='`\x00\x00\x00', @ANYRES16, @ANYBLOB="050427bd7000ffdbdf2501000000080001"], 0x60}, 0x1, 0x0, 0x0, 0x4000431}, 0x4040084) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)=ANY=[@ANYBLOB="1401000020000103"], 0x114}], 0x1, 0x0, 0x0, 0x4001}, 0xc040) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: no output from test machine bisect: the chunk can be dropped bisect: split chunk #1 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4, 4] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in synchronize_rcu bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <2>, <1> bisect: split chunk #0 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [4, 4] detailed listing: executing program 0: sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x200007fd, 0x0, 0x0) syz_usb_connect(0x1, 0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000084a48e08d112f74247aa000000010902440001000000000904000003ff016900052406190005240000000d240f", @ANYRESDEC=0x0], 0x0) syz_ublk_setup_io_uring(0x1d, 0x0, 0x0, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in addrconf_dad_work bisect: the chunk can be dropped bisect: split chunk #1 of len 1 into 2 parts bisect: no way to further split the chunk bisect: split chunks (needed=true): <1>, <1, final> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 2 programs left: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) syz_emit_ethernet(0x36, &(0x7f0000000440)={@local, @remote, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x2, 0x1a, 0x28, 0x66, 0x0, 0x3, 0x6, 0x0, @remote, @local}, {{0x4e22, 0x4e23, 0xffffffff, 0x0, 0x0, 0x0, 0x5, 0x10, 0x4ede}}}}}}, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) bisect: trying to concatenate bisect: concatenate 2 entries minimizing program #0 before concatenation testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 4] detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000700)=ANY=[@ANYBLOB="a800000000010506000000000000000002000000340001801400018008000100ac14142308000200ac1414aa1c0002800500010006000000060002004e220000060003004e230000340002801400018008000100ac1414aa08000200ac1414231c0002800500010006000000060002004e230000060003004e220000100004800c00018005000100010000001400188008000100000001000800020000000000080007000000012c"], 0xa8}}, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in linkwatch_event testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4] detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: no output from test machine testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [1, 4] detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [1, 4] detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) executing program 3: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash minimized 4 calls -> 2 calls minimizing program #1 before concatenation testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [2, 3] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)={0x2008}) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [2, 3] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) epoll_create1(0x0) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: no output from test machine testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [2, 2] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in linkwatch_event testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): [2, 1] detailed listing: executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) executing program 0: sendmmsg$inet(0xffffffffffffffff, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash minimized 4 calls -> 2 calls testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in addrconf_dad_work bisect: concatenation succeeded found reproducer with 4 syscalls minimizing guilty program testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) socket$inet_mptcp(0x2, 0x1, 0x106) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r0 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r0, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, 0x0, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, 0x0, 0x0, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{0x0, 0x0, 0x0}}], 0x1, 0x20008000) program did not crash extracting C reproducer testing compiled C program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet program crashed: INFO: task hung in netdev_work_proc a never seen crash title: INFO: task hung in netdev_work_proc, ignore simplifying guilty program options testing program (duration=6m15.452565978s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in addrconf_verify_work a never seen crash title: INFO: task hung in addrconf_verify_work, ignore testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program did not crash testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: no output from test machine validation run: crashed=true testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in addrconf_dad_work validation run: crashed=true testing program (duration=6m15.452565978s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-socket$inet_mptcp-sendmmsg$inet detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f7879000000000400028014000000110001"], 0xcc}}, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) sendmmsg$inet(r1, &(0x7f0000004980)=[{{&(0x7f0000000000)={0x2, 0x4e24, @loopback}, 0x10, 0x0}}], 0x1, 0x20008000) program crashed: INFO: task hung in linkwatch_event validation run: crashed=true reproducing took 4h28m16.568113805s repro crashed as (corrupted=false): INFO: task kworker/u8:5:145 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:5 state:D stack:23560 pid:145 tgid:145 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: events_unbound linkwatch_event Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x1259/0x6920 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0xdd/0x2c0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xccb/0x1bd0 kernel/locking/mutex.c:821 linkwatch_event+0x51/0xc0 net/core/link_watch.c:313 process_one_work+0xac7/0x1b10 kernel/workqueue.c:3396 process_scheduled_works kernel/workqueue.c:3479 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3560 kthread+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz-executor:5757 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:23192 pid:5757 tgid:5757 ppid:5754 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x1259/0x6920 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0xdd/0x2c0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xccb/0x1bd0 kernel/locking/mutex.c:821 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7137 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2575 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2284 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa1a415e98e RSP: 002b:00007ffd5c624e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055558ddab500 RCX: 00007fa1a415e98e RDX: 0000000000000028 RSI: 00007fa1a4f54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffd5c624f14 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fa1a4f54670 R15: 0000000000000000 INFO: task syz-executor:5758 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:23256 pid:5758 tgid:5758 ppid:5755 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x1259/0x6920 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0xdd/0x2c0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xccb/0x1bd0 kernel/locking/mutex.c:821 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7137 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2575 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2284 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff366d5e98e RSP: 002b:00007fff2f5fef28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055555f979500 RCX: 00007ff366d5e98e RDX: 0000000000000028 RSI: 00007ff367b54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff2f5fefa4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007ff367b54670 R15: 0000000000000000 Showing all locks held in the system: locks held by kthreadd/2: 1, last CPU#1: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/0:0/9: 3, last CPU#0: #0: ffff8880578bd940 ((wq_completion)wg-kex-wg1#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900000e7d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888027169440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 locks held by kworker/0:1/10: 3, last CPU#0: #0: ffff888074b23540 ((wq_completion)wg-kex-wg1#4){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900000f7d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888028425440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 locks held by kworker/u8:0/12: 6, last CPU#1: #0: ffff888021aa8940 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000117d08 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a7c00e8 (&type->s_umount_key#57){++++}-{4:4}, at: super_trylock_shared+0x21/0xf0 fs/super.c:670 #3: ffff88802a7d6c98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x278/0x600 mm/page-writeback.c:2560 #4: ffff88802a7d4938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfa7/0x1390 fs/jbd2/transaction.c:444 #5: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #5: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #5: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/u8:1/13: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000127d08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057d40800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057d40800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by khungtaskd/31: 1, last CPU#0: #0: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6871 locks held by kworker/u8:2/42: 3, on CPU#1: #0: ffff8880345a1940 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000b27d08 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11f/0x1360 net/ipv6/addrconf.c:4230 locks held by kworker/u8:3/49: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000b97d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802cfa0258 (&devlink->lock_key#6){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u8:4/69: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000207fd08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057fe0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057fe0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by kworker/1:1/91: 5, last CPU#1: #0: ffff88801c05b140 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900020afd08 (netdev_work){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: netdev_work_proc+0x71/0x880 net/core/netdev_work.c:132 #3: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #3: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #3: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495 locks held by kworker/u8:5/145: 3, on CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90002effd08 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x51/0xc0 net/core/link_watch.c:313 locks held by kworker/u8:6/147: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000208fd08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057e60800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057e60800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by kworker/u8:7/376: 4, on CPU#1: #0: ffff88802cf2b140 ((wq_completion)wg-kex-wg0){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90002f1fd08 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a949440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0xec/0x610 drivers/net/wireguard/noise.c:529 #3: ffff88807f1b8330 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x100/0x610 drivers/net/wireguard/noise.c:530 locks held by kworker/0:2/984: 3, last CPU#0: #0: ffff8880579f3940 ((wq_completion)wg-kex-wg2#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90005077d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802dccd270 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xe40 drivers/net/wireguard/noise.c:822 locks held by kworker/u8:8/1106: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900053d7d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880222c8258 (&devlink->lock_key#5){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u8:9/1119: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90005507d08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057ff0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057ff0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by kworker/1:2/1224: 3, last CPU#1: #0: ffff8880578bd940 ((wq_completion)wg-kex-wg1#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90005967d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888027169440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 locks held by kworker/R-bat_e/3222: 2, last CPU#0: #0: ffff888034a3d940 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000e9a7c68 ((work_completion)(&(&bat_priv->tt.work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 locks held by kworker/u8:12/4651: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000df57d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802ae6e258 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u9:1/4919: 5, on CPU#1: #0: ffff88803913e140 ((wq_completion)hci1){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000402fd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880591e8ea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff8880591e80b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 locks held by dhcpcd/5264: 2, last CPU#1: #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_number_perm+0x22e/0x580 security/tomoyo/file.c:727 #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495 locks held by dhcpcd/5265: 1, last CPU#0: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/0:3/5336: 4, on CPU#0: #0: ffff8880578bf140 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000365fd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a949440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 #3: ffff88807f1b8330 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x5ac/0x860 drivers/net/wireguard/noise.c:632 locks held by crond/5340: 3, last CPU#1: #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_perm+0x262/0x460 security/tomoyo/file.c:826 #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495 locks held by getty/5361: 2, on CPU#0: #0: ffff88802aaab0a0 (&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+0x419/0x14e0 drivers/tty/n_tty.c:2211 locks held by syz-execprog/5634: 2, last CPU#1: #0: ffff88802e902448 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x11d/0x590 mm/mmap_lock.c:310 #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: count_memcg_events_mm.constprop.0+0x2f/0x2a0 include/linux/memcontrol.h:990 locks held by kworker/u9:2/5679: 7, on CPU#1: #0: ffff888037506140 ((wq_completion)hci2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003eafd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880591fcea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff8880591fc0b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 #5: ffff88802d3822f8 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_conn_del+0xa1/0x6c0 net/bluetooth/l2cap_core.c:1816 #6: ffffffff8edf84a8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock+0x27f/0x3c0 kernel/rcu/tree_exp.h:311 locks held by syz-executor/5757: 1, on CPU#0: #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 locks held by syz-executor/5758: 1, on CPU#0: #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 locks held by kworker/u9:3/5762: 5, on CPU#1: #0: ffff88807dd36940 ((wq_completion)hci0){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003e2fd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880591e0ea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff8880591e00b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 locks held by syz-executor/5768: 3, last CPU#1: #0: ffff88807e493440 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_trylock include/linux/mmap_lock.h:619 [inline] #0: ffff88807e493440 (&mm->mmap_lock){++++}-{4:4}, at: task_numa_work+0x372/0x1980 kernel/sched/fair.c:4397 #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: __page_table_check_zero+0x7a/0x410 mm/page_table_check.c:138 locks held by kworker/u9:4/5772: 5, on CPU#1: #0: ffff88807df40940 ((wq_completion)hci4){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003bffd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88801c124ea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff88801c1240b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 locks held by syz-executor/5773: 1, on CPU#1: #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 locks held by kworker/1:5/5889: 2, last CPU#1: #0: ffff88801c059d40 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003f0fd08 ((work_completion)(&(&tbl->gc_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 locks held by kworker/1:7/5891: 4, last CPU#1: #0: ffff8880578bf140 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000250fd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a949440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xc5/0x5f0 drivers/net/wireguard/noise.c:678 #3: ffff88807f1b8330 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xd8/0x5f0 drivers/net/wireguard/noise.c:679 locks held by kworker/0:5/5945: 4, last CPU#0: #0: ffff88807d372140 ((wq_completion)wg-kex-wg2#4){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900036afd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880560e5440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xc5/0x5f0 drivers/net/wireguard/noise.c:678 #3: ffff88807f1ba0e8 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xd8/0x5f0 drivers/net/wireguard/noise.c:679 locks held by kworker/u8:13/5972: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000367fd08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802cdcb258 (&devlink->lock_key#2){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u8:14/5973: 4, on CPU#0: #0: ffff88802cfe7940 ((wq_completion)wg-kex-wg2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900037ffd08 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888023f45440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0xec/0x610 drivers/net/wireguard/noise.c:529 #3: ffff88802dccd270 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x100/0x610 drivers/net/wireguard/noise.c:530 locks held by kworker/u8:15/5974: 1, last CPU#1: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by syz-executor/5975: 1, last CPU#1: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/u8:16/5976: 2, last CPU#1: #0: ffff88801c093940 ((wq_completion)events_dfl_long){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90002eafd08 ((work_completion)(&(&ipvs->defense_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 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:123 nmi_trigger_cpumask_backtrace+0x21f/0x2a0 lib/nmi_backtrace.c:66 trigger_all_cpu_backtrace include/linux/nmi.h:164 [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+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 3222 Comm: kworker/R-bat_e Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 Workqueue: bat_events batadv_tt_purge RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:114 [inline] RIP: 0010:arch_local_irq_save arch/x86/include/asm/irqflags.h:128 [inline] RIP: 0010:__local_bh_disable_ip+0x18/0xd0 kernel/softirq.c:400 Code: 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 53 89 f3 65 f6 05 db e8 c2 12 0f 0f 85 9c 00 00 00 9c 5d 48 63 c3 65 48 01 05 c4 e8 c2 12 65 48 63 05 bc e8 c2 12 48 31 RSP: 0018:ffffc90000007890 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000101 RDX: ffff888034c6a580 RSI: 0000000000000200 RDI: ffffffff8a5f40b1 RBP: 0000000000000246 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 1ffff92000000f36 R13: ffff8881aba77740 R14: ffff888073f91b28 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888123b4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00003fe1ce3d3fff CR3: 000000007eaa7000 CR4: 00000000003526f0 Call Trace: local_bh_disable include/linux/bottom_half.h:20 [inline] ipt_do_table+0x326/0x1b00 net/ipv4/netfilter/ip_tables.c:258 nf_hook_entry_hookfn include/linux/netfilter.h:165 [inline] nf_hook_slow+0xbf/0x220 net/netfilter/core.c:619 nf_hook.constprop.0+0x2a6/0x750 include/linux/netfilter.h:280 final repro crashed as (corrupted=false): INFO: task kworker/u8:5:145 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:5 state:D stack:23560 pid:145 tgid:145 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: events_unbound linkwatch_event Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x1259/0x6920 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0xdd/0x2c0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xccb/0x1bd0 kernel/locking/mutex.c:821 linkwatch_event+0x51/0xc0 net/core/link_watch.c:313 process_one_work+0xac7/0x1b10 kernel/workqueue.c:3396 process_scheduled_works kernel/workqueue.c:3479 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3560 kthread+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 INFO: task syz-executor:5757 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:23192 pid:5757 tgid:5757 ppid:5754 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x1259/0x6920 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0xdd/0x2c0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xccb/0x1bd0 kernel/locking/mutex.c:821 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7137 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2575 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2284 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa1a415e98e RSP: 002b:00007ffd5c624e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055558ddab500 RCX: 00007fa1a415e98e RDX: 0000000000000028 RSI: 00007fa1a4f54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffd5c624f14 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007fa1a4f54670 R15: 0000000000000000 INFO: task syz-executor:5758 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:23256 pid:5758 tgid:5758 ppid:5755 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x1259/0x6920 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule+0xdd/0x2c0 kernel/sched/core.c:7376 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7433 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0xccb/0x1bd0 kernel/locking/mutex.c:821 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:7137 netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2575 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x48b/0x4e0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2284 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff366d5e98e RSP: 002b:00007fff2f5fef28 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055555f979500 RCX: 00007ff366d5e98e RDX: 0000000000000028 RSI: 00007ff367b54670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff2f5fefa4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007ff367b54670 R15: 0000000000000000 Showing all locks held in the system: locks held by kthreadd/2: 1, last CPU#1: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/0:0/9: 3, last CPU#0: #0: ffff8880578bd940 ((wq_completion)wg-kex-wg1#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900000e7d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888027169440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 locks held by kworker/0:1/10: 3, last CPU#0: #0: ffff888074b23540 ((wq_completion)wg-kex-wg1#4){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900000f7d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888028425440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 locks held by kworker/u8:0/12: 6, last CPU#1: #0: ffff888021aa8940 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000117d08 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a7c00e8 (&type->s_umount_key#57){++++}-{4:4}, at: super_trylock_shared+0x21/0xf0 fs/super.c:670 #3: ffff88802a7d6c98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x278/0x600 mm/page-writeback.c:2560 #4: ffff88802a7d4938 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfa7/0x1390 fs/jbd2/transaction.c:444 #5: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #5: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #5: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/u8:1/13: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000127d08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057d40800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057d40800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by khungtaskd/31: 1, last CPU#0: #0: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6871 locks held by kworker/u8:2/42: 3, on CPU#1: #0: ffff8880345a1940 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000b27d08 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11f/0x1360 net/ipv6/addrconf.c:4230 locks held by kworker/u8:3/49: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90000b97d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802cfa0258 (&devlink->lock_key#6){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u8:4/69: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000207fd08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057fe0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057fe0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by kworker/1:1/91: 5, last CPU#1: #0: ffff88801c05b140 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900020afd08 (netdev_work){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: netdev_work_proc+0x71/0x880 net/core/netdev_work.c:132 #3: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #3: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #3: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #4: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495 locks held by kworker/u8:5/145: 3, on CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90002effd08 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x51/0xc0 net/core/link_watch.c:313 locks held by kworker/u8:6/147: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000208fd08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057e60800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057e60800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by kworker/u8:7/376: 4, on CPU#1: #0: ffff88802cf2b140 ((wq_completion)wg-kex-wg0){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90002f1fd08 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a949440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0xec/0x610 drivers/net/wireguard/noise.c:529 #3: ffff88807f1b8330 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x100/0x610 drivers/net/wireguard/noise.c:530 locks held by kworker/0:2/984: 3, last CPU#0: #0: ffff8880579f3940 ((wq_completion)wg-kex-wg2#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90005077d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802dccd270 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_begin_session+0x30/0xe40 drivers/net/wireguard/noise.c:822 locks held by kworker/u8:8/1106: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900053d7d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880222c8258 (&devlink->lock_key#5){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u8:9/1119: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90005507d08 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888057ff0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6905 [inline] #2: ffff888057ff0800 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0x92/0x550 net/wireless/core.c:550 locks held by kworker/1:2/1224: 3, last CPU#1: #0: ffff8880578bd940 ((wq_completion)wg-kex-wg1#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90005967d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888027169440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 locks held by kworker/R-bat_e/3222: 2, last CPU#0: #0: ffff888034a3d940 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000e9a7c68 ((work_completion)(&(&bat_priv->tt.work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 locks held by kworker/u8:12/4651: 3, last CPU#0: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000df57d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802ae6e258 (&devlink->lock_key#4){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u9:1/4919: 5, on CPU#1: #0: ffff88803913e140 ((wq_completion)hci1){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000402fd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880591e8ea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff8880591e80b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 locks held by dhcpcd/5264: 2, last CPU#1: #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_number_perm+0x22e/0x580 security/tomoyo/file.c:727 #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495 locks held by dhcpcd/5265: 1, last CPU#0: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/0:3/5336: 4, on CPU#0: #0: ffff8880578bf140 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000365fd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a949440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x1c2/0x860 drivers/net/wireguard/noise.c:598 #3: ffff88807f1b8330 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_consume_initiation+0x5ac/0x860 drivers/net/wireguard/noise.c:632 locks held by crond/5340: 3, last CPU#1: #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffffffff8f90af38 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_perm+0x262/0x460 security/tomoyo/file.c:826 #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495 locks held by getty/5361: 2, on CPU#0: #0: ffff88802aaab0a0 (&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+0x419/0x14e0 drivers/tty/n_tty.c:2211 locks held by syz-execprog/5634: 2, last CPU#1: #0: ffff88802e902448 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x11d/0x590 mm/mmap_lock.c:310 #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: count_memcg_events_mm.constprop.0+0x2f/0x2a0 include/linux/memcontrol.h:990 locks held by kworker/u9:2/5679: 7, on CPU#1: #0: ffff888037506140 ((wq_completion)hci2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003eafd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880591fcea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff8880591fc0b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 #5: ffff88802d3822f8 (&conn->lock#2){+.+.}-{4:4}, at: l2cap_conn_del+0xa1/0x6c0 net/bluetooth/l2cap_core.c:1816 #6: ffffffff8edf84a8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock+0x27f/0x3c0 kernel/rcu/tree_exp.h:311 locks held by syz-executor/5757: 1, on CPU#0: #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 locks held by syz-executor/5758: 1, on CPU#0: #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 locks held by kworker/u9:3/5762: 5, on CPU#1: #0: ffff88807dd36940 ((wq_completion)hci0){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003e2fd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880591e0ea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff8880591e00b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 locks held by syz-executor/5768: 3, last CPU#1: #0: ffff88807e493440 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_trylock include/linux/mmap_lock.h:619 [inline] #0: ffff88807e493440 (&mm->mmap_lock){++++}-{4:4}, at: task_numa_work+0x372/0x1980 kernel/sched/fair.c:4397 #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #1: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8edec5a0 (rcu_read_lock){....}-{1:3}, at: __page_table_check_zero+0x7a/0x410 mm/page_table_check.c:138 locks held by kworker/u9:4/5772: 5, on CPU#1: #0: ffff88807df40940 ((wq_completion)hci4){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003bffd08 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88801c124ea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x18a/0x470 net/bluetooth/hci_sync.c:331 #3: ffff88801c1240b8 (&hdev->lock){+.+.}-{4:4}, at: hci_abort_conn_sync+0x141/0xb20 net/bluetooth/hci_sync.c:5995 #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_connect_cfm include/net/bluetooth/hci_core.h:2163 [inline] #4: ffffffff90f56fc0 (hci_cb_list_lock){+.+.}-{4:4}, at: hci_conn_failed+0x11d/0x3c0 net/bluetooth/hci_conn.c:1434 locks held by syz-executor/5773: 1, on CPU#1: #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #0: ffffffff90cd4b40 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x31c/0x18c0 net/ipv4/devinet.c:978 locks held by kworker/1:5/5889: 2, last CPU#1: #0: ffff88801c059d40 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90003f0fd08 ((work_completion)(&(&tbl->gc_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 locks held by kworker/1:7/5891: 4, last CPU#1: #0: ffff8880578bf140 ((wq_completion)wg-kex-wg0#2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000250fd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802a949440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xc5/0x5f0 drivers/net/wireguard/noise.c:678 #3: ffff88807f1b8330 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xd8/0x5f0 drivers/net/wireguard/noise.c:679 locks held by kworker/0:5/5945: 4, last CPU#0: #0: ffff88807d372140 ((wq_completion)wg-kex-wg2#4){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900036afd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff8880560e5440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xc5/0x5f0 drivers/net/wireguard/noise.c:678 #3: ffff88807f1ba0e8 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xd8/0x5f0 drivers/net/wireguard/noise.c:679 locks held by kworker/u8:13/5972: 3, last CPU#1: #0: ffff88801c094140 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc9000367fd08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff88802cdcb258 (&devlink->lock_key#2){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834 locks held by kworker/u8:14/5973: 4, on CPU#0: #0: ffff88802cfe7940 ((wq_completion)wg-kex-wg2){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc900037ffd08 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 #2: ffff888023f45440 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0xec/0x610 drivers/net/wireguard/noise.c:529 #3: ffff88802dccd270 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x100/0x610 drivers/net/wireguard/noise.c:530 locks held by kworker/u8:15/5974: 1, last CPU#1: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by syz-executor/5975: 1, last CPU#1: #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8effd698 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259 locks held by kworker/u8:16/5976: 2, last CPU#1: #0: ffff88801c093940 ((wq_completion)events_dfl_long){+.+.}-{0:0}, at: process_one_work+0x1466/0x1b10 kernel/workqueue.c:3371 #1: ffffc90002eafd08 ((work_completion)(&(&ipvs->defense_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3372 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 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:123 nmi_trigger_cpumask_backtrace+0x21f/0x2a0 lib/nmi_backtrace.c:66 trigger_all_cpu_backtrace include/linux/nmi.h:164 [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+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 3222 Comm: kworker/R-bat_e Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 Workqueue: bat_events batadv_tt_purge RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:114 [inline] RIP: 0010:arch_local_irq_save arch/x86/include/asm/irqflags.h:128 [inline] RIP: 0010:__local_bh_disable_ip+0x18/0xd0 kernel/softirq.c:400 Code: 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 53 89 f3 65 f6 05 db e8 c2 12 0f 0f 85 9c 00 00 00 9c 5d 48 63 c3 65 48 01 05 c4 e8 c2 12 65 48 63 05 bc e8 c2 12 48 31 RSP: 0018:ffffc90000007890 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000101 RDX: ffff888034c6a580 RSI: 0000000000000200 RDI: ffffffff8a5f40b1 RBP: 0000000000000246 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 1ffff92000000f36 R13: ffff8881aba77740 R14: ffff888073f91b28 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888123b4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00003fe1ce3d3fff CR3: 000000007eaa7000 CR4: 00000000003526f0 Call Trace: local_bh_disable include/linux/bottom_half.h:20 [inline] ipt_do_table+0x326/0x1b00 net/ipv4/netfilter/ip_tables.c:258 nf_hook_entry_hookfn include/linux/netfilter.h:165 [inline] nf_hook_slow+0xbf/0x220 net/netfilter/core.c:619 nf_hook.constprop.0+0x2a6/0x750 include/linux/netfilter.h:280