Extracting prog: 5m39.628481772s Minimizing prog: 9m43.226193685s Simplifying prog options: 0s Extracting C: 26.230943314s Simplifying C: 4m48.459561013s extracting reproducer from 51 programs testing a last program of every proc single: executing 12 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): signalfd-futimesat-socket$nl_route-bpf$PROG_LOAD-socket$nl_route-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = signalfd(0xffffffffffffffff, &(0x7f0000000600), 0x8) futimesat(r0, 0x0, 0x0) (async) r1 = socket$nl_route(0x10, 0x3, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0xe, &(0x7f00000004c0)=ANY=[@ANYBLOB="b702000000000000bfa30000000000000703000000feffff7a0af0fff8ffff1971a4f0ff00000000b7060000080000001e6400000000000045040400010000001704000001000a00b7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x11, 0x80a, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=r4, @ANYBLOB="00000000000000003400128009000100626f6e64000000002400028005001600000000000500110001000000080007"], 0x54}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="0000000000000000240012800b000280100001004241544d414e5f5600"/40], 0xfd12}}, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-socket$nl_xfrm-sendmsg$nl_xfrm-sendmsg$NFT_BATCH-sendmsg$NFT_BATCH-bpf$BPF_PROG_WITH_BTFID_LOAD detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) (async) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000005c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="f80000001c0001000000000000000000ff010000000000000000000000000001fc0200", @ANYBLOB], 0xf8}, 0x1, 0x0, 0x0, 0x800}, 0x20000000) (async) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) (async) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a58000000160a0b020000000000000000020000000900020073797a30000000000900010073797a30000000002c00038008000140000000000800024000000000180003801400010073797a5f74756e00000000000000000014000000110001000000000700"], 0x80}}, 0x0) (async) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0xd, 0x4, &(0x7f0000000040)=@framed={{0x25, 0xa, 0x0, 0x0, 0x10, 0x61, 0x11, 0x70}, [@ldst={0x1, 0x1, 0x1, 0x2, 0x1, 0xfffffffffffffff4, 0x10}]}, &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x1, @void, @value}, 0x94) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-ioctl$TIOCSETD-mkdir-openat$fuse-mount$fuse-syz_io_uring_setup-io_uring_register$IORING_REGISTER_PBUF_RING-bpf$PROG_LOAD-syz_init_net_socket$nfc_raw-syz_io_uring_submit-io_uring_enter-read$FUSE-syz_fuse_handle_req-write$FUSE_INIT-syz_fuse_handle_req-openat-openat$dsp-io_uring_setup-syz_open_dev$radio-ioctl$VIDIOC_S_FREQUENCY-readv-close_range-openat$ttyS3-ioctl$TIOCSETD detailed listing: executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000100)=0x14) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r1}, 0x2c, {'rootmode', 0x3d, 0x4000}}) r2 = syz_io_uring_setup(0x82e, &(0x7f0000000300)={0x0, 0x0, 0x10100}, &(0x7f0000000100)=0x0, &(0x7f0000000080)=0x0) io_uring_register$IORING_REGISTER_PBUF_RING(r2, 0x16, &(0x7f0000000000)={&(0x7f0000001000)={[{0x0}, {0x0}, {0x0}, {0x0}]}, 0x4}, 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0xe, &(0x7f0000000a40)=ANY=[@ANYBLOB="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"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) r5 = syz_init_net_socket$nfc_raw(0x27, 0x5, 0x0) syz_io_uring_submit(r3, r4, &(0x7f00000001c0)=@IORING_OP_RECVMSG={0xa, 0x20, 0x0, r5, 0x0, &(0x7f00000002c0)={0x0, 0x0, 0x0}}) io_uring_enter(r2, 0x5b43, 0x0, 0x0, 0x0, 0x0) read$FUSE(r1, &(0x7f000000a400)={0x2020, 0x0, 0x0}, 0x2020) syz_fuse_handle_req(r1, &(0x7f0000005380)="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", 0x2000, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)={0x90, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe, 0x83, 0x0, 0x4}}}, 0x0, 0x0, 0x0, 0x0}) write$FUSE_INIT(r1, &(0x7f0000004300)={0x50, 0x0, r6, {0x7, 0x26, 0x0, 0x20008, 0x915d, 0x9, 0x6}}, 0x50) syz_fuse_handle_req(r1, 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0x2000, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000e00)={0xa0, 0x0, 0x0, {{0x6, 0x0, 0x6, 0x0, 0x0, 0x3, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0xee01}}, {0x0, 0x1e}}}, 0x0}) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file0\x00', 0xc8841, 0x0) r7 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) io_uring_setup(0x5237, &(0x7f00000002c0)) r8 = syz_open_dev$radio(&(0x7f0000002100), 0x2, 0x2) ioctl$VIDIOC_S_FREQUENCY(r8, 0x402c5639, &(0x7f0000002280)={0x0, 0x1, 0x40}) readv(r8, &(0x7f0000000280)=[{&(0x7f0000000000)=""/183, 0xb7}], 0x1) close_range(r7, 0xffffffffffffffff, 0x0) r9 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$TIOCSETD(r9, 0x5423, &(0x7f0000000040)=0x14) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-fchdir-mount-socket$inet6_mptcp-connect$inet6-setsockopt$sock_int-syz_clone-syz_usb_connect-syz_open_procfs$namespace detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='task\x00') fchdir(r0) mount(0x0, &(0x7f0000000080)='.\x00', &(0x7f0000000000)='proc\x00', 0x0, 0x0) r1 = socket$inet6_mptcp(0xa, 0x1, 0x106) connect$inet6(r1, &(0x7f0000000280)={0xa, 0x0, 0x0, @dev, 0x4}, 0x1c) setsockopt$sock_int(r1, 0x1, 0x9, &(0x7f0000000100)=0x8, 0x4) r2 = syz_clone(0x20000, 0x0, 0x0, 0x0, 0x0, 0x0) syz_usb_connect(0x2, 0x27d, &(0x7f0000000300)=ANY=[@ANYBLOB="12010000e124cf4068162303ca5f000000010902"], 0x0) syz_open_procfs$namespace(r2, &(0x7f0000000140)='ns/cgroup\x00') program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS-ioctl$FS_IOC_SETFLAGS-mkdirat-mkdir-mkdir-mount$overlay-openat-unlinkat-syz_open_procfs detailed listing: executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x181942, 0x0) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f00000001c0), &(0x7f0000000200)=0x4) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)=0x20) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000000)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000140)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file1'}}, {@userxattr}]}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) unlinkat(r1, &(0x7f00000002c0)='./bus\x00', 0x200) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS-ioctl$FS_IOC_SETFLAGS-mkdirat-mkdir-mkdir-mount$overlay-openat-unlinkat-syz_open_procfs detailed listing: executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x181942, 0x0) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f00000001c0), &(0x7f0000000200)=0x4) ioctl$FS_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000040)=0x20) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) mkdir(&(0x7f0000000400)='./file1\x00', 0x0) mkdir(&(0x7f0000000000)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000140)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file1'}}, {@userxattr}]}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) unlinkat(r1, &(0x7f00000002c0)='./bus\x00', 0x200) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-write-socket$inet_sctp-getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS-setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS-socket-write-socket$inet_sctp-getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS-setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS detailed listing: executing program 0: r0 = socket(0x10, 0x80000, 0xfffffffc) write(r0, &(0x7f0000000000)="2400000011005f0414f9f40700090400810000000d0000000000000008000f0001000000", 0x24) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x87, "bfce8bc5ac53266b58a766a820d7dd04e479daecc842256bc7f781c418bcd88e55da7e40e3da32c0a89fedf484a190bd3126dc4059df5af443067baf3e062eec37526bc5c10e8840fda2b498684c8e9c487eb5ab7b26ee3cb3911cdacc9dc9c4c9b5181295b3d8f1b0d3be8609646538d8f404acec68c301248b7794e9d15c32ca81be2b231fc0"}, &(0x7f0000000100)=0x8f) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000140)={r2, @in6={{0xa, 0x4e20, 0x2, @mcast2, 0x7}}, 0x8, 0x40}, 0x90) socket(0x10, 0x80000, 0xfffffffc) (async) write(r0, &(0x7f0000000000)="2400000011005f0414f9f40700090400810000000d0000000000000008000f0001000000", 0x24) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x87, "bfce8bc5ac53266b58a766a820d7dd04e479daecc842256bc7f781c418bcd88e55da7e40e3da32c0a89fedf484a190bd3126dc4059df5af443067baf3e062eec37526bc5c10e8840fda2b498684c8e9c487eb5ab7b26ee3cb3911cdacc9dc9c4c9b5181295b3d8f1b0d3be8609646538d8f404acec68c301248b7794e9d15c32ca81be2b231fc0"}, &(0x7f0000000100)=0x8f) (async) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000140)={r2, @in6={{0xa, 0x4e20, 0x2, @mcast2, 0x7}}, 0x8, 0x40}, 0x90) (async) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-write-socket$inet_sctp-getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS-setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS-socket-write-socket$inet_sctp-getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS-setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS detailed listing: executing program 0: r0 = socket(0x10, 0x80000, 0xfffffffc) write(r0, &(0x7f0000000000)="2400000011005f0414f9f40700090400810000000d0000000000000008000f0001000000", 0x24) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x87, "bfce8bc5ac53266b58a766a820d7dd04e479daecc842256bc7f781c418bcd88e55da7e40e3da32c0a89fedf484a190bd3126dc4059df5af443067baf3e062eec37526bc5c10e8840fda2b498684c8e9c487eb5ab7b26ee3cb3911cdacc9dc9c4c9b5181295b3d8f1b0d3be8609646538d8f404acec68c301248b7794e9d15c32ca81be2b231fc0"}, &(0x7f0000000100)=0x8f) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000140)={r2, @in6={{0xa, 0x4e20, 0x2, @mcast2, 0x7}}, 0x8, 0x40}, 0x90) socket(0x10, 0x80000, 0xfffffffc) (async) write(r0, &(0x7f0000000000)="2400000011005f0414f9f40700090400810000000d0000000000000008000f0001000000", 0x24) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x87, "bfce8bc5ac53266b58a766a820d7dd04e479daecc842256bc7f781c418bcd88e55da7e40e3da32c0a89fedf484a190bd3126dc4059df5af443067baf3e062eec37526bc5c10e8840fda2b498684c8e9c487eb5ab7b26ee3cb3911cdacc9dc9c4c9b5181295b3d8f1b0d3be8609646538d8f404acec68c301248b7794e9d15c32ca81be2b231fc0"}, &(0x7f0000000100)=0x8f) (async) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000140)={r2, @in6={{0xa, 0x4e20, 0x2, @mcast2, 0x7}}, 0x8, 0x40}, 0x90) (async) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE-syz_open_dev$char_usb detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) syz_open_dev$char_usb(0xc, 0xb4, 0x6) program crashed: possible deadlock in __kernfs_remove single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program crashed: possible deadlock in __kernfs_remove testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r0, &(0x7f0000000040), 0xe09) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={0xffffffffffffffff, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r0, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(0xffffffffffffffff, 0x4c0a, &(0x7f00000002c0)={r0, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(0x0, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, 0x0, 0x0) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d96000100", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00", "90be8b1c551265406c7f306003d8a0f4bd00"}}) program did not crash testing program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a14000000000a010100000000000000000100000034000000090a010400000000000000000100000008000a4000000000773ed490df03979d000000000900010073797a30"], 0x70}, 0x1, 0x0, 0x0, 0x8080}, 0x40000c0) r0 = syz_open_dev$loop(&(0x7f0000000100), 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove simplifying C reproducer testing compiled C program (duration=37.256840326s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program did not crash testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program did not crash testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove testing compiled C program (duration=37.256840326s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NFT_BATCH-syz_open_dev$loop-openat$cgroup_ro-write$binfmt_misc-ioctl$LOOP_CONFIGURE program crashed: possible deadlock in __kernfs_remove reproducing took 20m37.545211898s repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected 6.12.0-rc6-syzkaller-00192-gf1dce1f09380 #0 Not tainted ------------------------------------------------------ syz-executor336/6364 is trying to acquire lock: ffff888025cc2e18 (kn->active#5){++++}-{0:0}, at: __kernfs_remove+0x281/0x670 fs/kernfs/dir.c:1486 but task is already holding lock: ffff8880251264c8 (&disk->open_mutex){+.+.}-{3:3}, at: loop_reread_partitions+0x47/0x140 drivers/block/loop.c:533 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&disk->open_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 bdev_open+0x41a/0xe20 block/bdev.c:904 bdev_file_open_by_dev block/bdev.c:1018 [inline] bdev_file_open_by_dev+0x17d/0x210 block/bdev.c:993 disk_scan_partitions+0x1ed/0x320 block/genhd.c:367 device_add_disk+0xfbb/0x12d0 block/genhd.c:510 pmem_attach_disk+0x9af/0x13f0 drivers/nvdimm/pmem.c:576 nd_pmem_probe+0x1a9/0x1f0 drivers/nvdimm/pmem.c:649 nvdimm_bus_probe+0x169/0x5d0 drivers/nvdimm/bus.c:94 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __driver_attach+0x283/0x580 drivers/base/dd.c:1216 bus_for_each_dev+0x13c/0x1d0 drivers/base/bus.c:370 bus_add_driver+0x2e9/0x690 drivers/base/bus.c:675 driver_register+0x15c/0x4b0 drivers/base/driver.c:246 __nd_driver_register+0x103/0x1a0 drivers/nvdimm/bus.c:622 do_one_initcall+0x128/0x700 init/main.c:1269 do_initcall_level init/main.c:1331 [inline] do_initcalls init/main.c:1347 [inline] do_basic_setup init/main.c:1366 [inline] kernel_init_freeable+0x5c7/0x900 init/main.c:1580 kernel_init+0x1c/0x2b0 init/main.c:1469 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 -> #1 (&nvdimm_namespace_key){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 device_lock include/linux/device.h:1014 [inline] uevent_show+0x188/0x3b0 drivers/base/core.c:2736 dev_attr_show+0x53/0xe0 drivers/base/core.c:2430 sysfs_kf_seq_show+0x23e/0x410 fs/sysfs/file.c:59 seq_read_iter+0x4f4/0x12b0 fs/seq_file.c:230 kernfs_fop_read_iter+0x414/0x580 fs/kernfs/file.c:279 new_sync_read fs/read_write.c:488 [inline] vfs_read+0x87f/0xbe0 fs/read_write.c:569 ksys_read+0x12f/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (kn->active#5){++++}-{0:0}: check_prev_add kernel/locking/lockdep.c:3161 [inline] check_prevs_add kernel/locking/lockdep.c:3280 [inline] validate_chain kernel/locking/lockdep.c:3904 [inline] __lock_acquire+0x250b/0x3ce0 kernel/locking/lockdep.c:5202 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825 kernfs_drain+0x48f/0x590 fs/kernfs/dir.c:500 __kernfs_remove+0x281/0x670 fs/kernfs/dir.c:1486 kernfs_remove_by_name_ns+0xb2/0x130 fs/kernfs/dir.c:1694 sysfs_remove_file include/linux/sysfs.h:773 [inline] device_remove_file drivers/base/core.c:3054 [inline] device_remove_file drivers/base/core.c:3050 [inline] device_del+0x381/0x9f0 drivers/base/core.c:3859 drop_partition+0x109/0x1c0 block/partitions/core.c:273 bdev_disk_changed+0x24d/0x1520 block/partitions/core.c:666 loop_reread_partitions+0x70/0x140 drivers/block/loop.c:534 loop_configure+0xef6/0x11f0 drivers/block/loop.c:1119 lo_ioctl+0xa6b/0x18b0 drivers/block/loop.c:1533 blkdev_ioctl+0x276/0x6d0 block/ioctl.c:693 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: kn->active#5 --> &nvdimm_namespace_key --> &disk->open_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&disk->open_mutex); lock(&nvdimm_namespace_key); lock(&disk->open_mutex); lock(kn->active#5); *** DEADLOCK *** 1 lock held by syz-executor336/6364: #0: ffff8880251264c8 (&disk->open_mutex){+.+.}-{3:3}, at: loop_reread_partitions+0x47/0x140 drivers/block/loop.c:533 stack backtrace: CPU: 2 UID: 0 PID: 6364 Comm: syz-executor336 Not tainted 6.12.0-rc6-syzkaller-00192-gf1dce1f09380 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_circular_bug+0x41c/0x610 kernel/locking/lockdep.c:2074 check_noncircular+0x31a/0x400 kernel/locking/lockdep.c:2206 check_prev_add kernel/locking/lockdep.c:3161 [inline] check_prevs_add kernel/locking/lockdep.c:3280 [inline] validate_chain kernel/locking/lockdep.c:3904 [inline] __lock_acquire+0x250b/0x3ce0 kernel/locking/lockdep.c:5202 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825 kernfs_drain+0x48f/0x590 fs/kernfs/dir.c:500 __kernfs_remove+0x281/0x670 fs/kernfs/dir.c:1486 kernfs_remove_by_name_ns+0xb2/0x130 fs/kernfs/dir.c:1694 sysfs_remove_file include/linux/sysfs.h:773 [inline] device_remove_file drivers/base/core.c:3054 [inline] device_remove_file drivers/base/core.c:3050 [inline] device_del+0x381/0x9f0 drivers/base/core.c:3859 drop_partition+0x109/0x1c0 block/partitions/core.c:273 bdev_disk_changed+0x24d/0x1520 block/partitions/core.c:666 loop_reread_partitions+0x70/0x140 drivers/block/loop.c:534 loop_configure+0xef6/0x11f0 drivers/block/loop.c:1119 lo_ioctl+0xa6b/0x18b0 drivers/block/loop.c:1533 blkdev_ioctl+0x276/0x6d0 block/ioctl.c:693 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fced3ca73a9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fced3c5f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fced3d2e328 RCX: 00007fced3ca73a9 RDX: 00000000200002c0 RSI: 0000000000004c0a RDI: 0000000000000003 RBP: 00007fced3d2e320 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fced3cfb074 R13: 307a797300010009 R14: 6f6f6c2f7665642f R15: 732e70756f726763 final repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected 6.12.0-rc6-syzkaller-00192-gf1dce1f09380 #0 Not tainted ------------------------------------------------------ syz-executor336/6364 is trying to acquire lock: ffff888025cc2e18 (kn->active#5){++++}-{0:0}, at: __kernfs_remove+0x281/0x670 fs/kernfs/dir.c:1486 but task is already holding lock: ffff8880251264c8 (&disk->open_mutex){+.+.}-{3:3}, at: loop_reread_partitions+0x47/0x140 drivers/block/loop.c:533 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&disk->open_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 bdev_open+0x41a/0xe20 block/bdev.c:904 bdev_file_open_by_dev block/bdev.c:1018 [inline] bdev_file_open_by_dev+0x17d/0x210 block/bdev.c:993 disk_scan_partitions+0x1ed/0x320 block/genhd.c:367 device_add_disk+0xfbb/0x12d0 block/genhd.c:510 pmem_attach_disk+0x9af/0x13f0 drivers/nvdimm/pmem.c:576 nd_pmem_probe+0x1a9/0x1f0 drivers/nvdimm/pmem.c:649 nvdimm_bus_probe+0x169/0x5d0 drivers/nvdimm/bus.c:94 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __driver_attach+0x283/0x580 drivers/base/dd.c:1216 bus_for_each_dev+0x13c/0x1d0 drivers/base/bus.c:370 bus_add_driver+0x2e9/0x690 drivers/base/bus.c:675 driver_register+0x15c/0x4b0 drivers/base/driver.c:246 __nd_driver_register+0x103/0x1a0 drivers/nvdimm/bus.c:622 do_one_initcall+0x128/0x700 init/main.c:1269 do_initcall_level init/main.c:1331 [inline] do_initcalls init/main.c:1347 [inline] do_basic_setup init/main.c:1366 [inline] kernel_init_freeable+0x5c7/0x900 init/main.c:1580 kernel_init+0x1c/0x2b0 init/main.c:1469 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 -> #1 (&nvdimm_namespace_key){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x175/0x9c0 kernel/locking/mutex.c:752 device_lock include/linux/device.h:1014 [inline] uevent_show+0x188/0x3b0 drivers/base/core.c:2736 dev_attr_show+0x53/0xe0 drivers/base/core.c:2430 sysfs_kf_seq_show+0x23e/0x410 fs/sysfs/file.c:59 seq_read_iter+0x4f4/0x12b0 fs/seq_file.c:230 kernfs_fop_read_iter+0x414/0x580 fs/kernfs/file.c:279 new_sync_read fs/read_write.c:488 [inline] vfs_read+0x87f/0xbe0 fs/read_write.c:569 ksys_read+0x12f/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (kn->active#5){++++}-{0:0}: check_prev_add kernel/locking/lockdep.c:3161 [inline] check_prevs_add kernel/locking/lockdep.c:3280 [inline] validate_chain kernel/locking/lockdep.c:3904 [inline] __lock_acquire+0x250b/0x3ce0 kernel/locking/lockdep.c:5202 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825 kernfs_drain+0x48f/0x590 fs/kernfs/dir.c:500 __kernfs_remove+0x281/0x670 fs/kernfs/dir.c:1486 kernfs_remove_by_name_ns+0xb2/0x130 fs/kernfs/dir.c:1694 sysfs_remove_file include/linux/sysfs.h:773 [inline] device_remove_file drivers/base/core.c:3054 [inline] device_remove_file drivers/base/core.c:3050 [inline] device_del+0x381/0x9f0 drivers/base/core.c:3859 drop_partition+0x109/0x1c0 block/partitions/core.c:273 bdev_disk_changed+0x24d/0x1520 block/partitions/core.c:666 loop_reread_partitions+0x70/0x140 drivers/block/loop.c:534 loop_configure+0xef6/0x11f0 drivers/block/loop.c:1119 lo_ioctl+0xa6b/0x18b0 drivers/block/loop.c:1533 blkdev_ioctl+0x276/0x6d0 block/ioctl.c:693 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: kn->active#5 --> &nvdimm_namespace_key --> &disk->open_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&disk->open_mutex); lock(&nvdimm_namespace_key); lock(&disk->open_mutex); lock(kn->active#5); *** DEADLOCK *** 1 lock held by syz-executor336/6364: #0: ffff8880251264c8 (&disk->open_mutex){+.+.}-{3:3}, at: loop_reread_partitions+0x47/0x140 drivers/block/loop.c:533 stack backtrace: CPU: 2 UID: 0 PID: 6364 Comm: syz-executor336 Not tainted 6.12.0-rc6-syzkaller-00192-gf1dce1f09380 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_circular_bug+0x41c/0x610 kernel/locking/lockdep.c:2074 check_noncircular+0x31a/0x400 kernel/locking/lockdep.c:2206 check_prev_add kernel/locking/lockdep.c:3161 [inline] check_prevs_add kernel/locking/lockdep.c:3280 [inline] validate_chain kernel/locking/lockdep.c:3904 [inline] __lock_acquire+0x250b/0x3ce0 kernel/locking/lockdep.c:5202 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825 kernfs_drain+0x48f/0x590 fs/kernfs/dir.c:500 __kernfs_remove+0x281/0x670 fs/kernfs/dir.c:1486 kernfs_remove_by_name_ns+0xb2/0x130 fs/kernfs/dir.c:1694 sysfs_remove_file include/linux/sysfs.h:773 [inline] device_remove_file drivers/base/core.c:3054 [inline] device_remove_file drivers/base/core.c:3050 [inline] device_del+0x381/0x9f0 drivers/base/core.c:3859 drop_partition+0x109/0x1c0 block/partitions/core.c:273 bdev_disk_changed+0x24d/0x1520 block/partitions/core.c:666 loop_reread_partitions+0x70/0x140 drivers/block/loop.c:534 loop_configure+0xef6/0x11f0 drivers/block/loop.c:1119 lo_ioctl+0xa6b/0x18b0 drivers/block/loop.c:1533 blkdev_ioctl+0x276/0x6d0 block/ioctl.c:693 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fced3ca73a9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fced3c5f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fced3d2e328 RCX: 00007fced3ca73a9 RDX: 00000000200002c0 RSI: 0000000000004c0a RDI: 0000000000000003 RBP: 00007fced3d2e320 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fced3cfb074 R13: 307a797300010009 R14: 6f6f6c2f7665642f R15: 732e70756f726763