Extracting prog: 1m11.83405376s Minimizing prog: 37m41.98500462s Simplifying prog options: 5m16.911131025s Extracting C: 1m15.414095617s Simplifying C: 0s extracting reproducer from 30 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-ioctl$SNDRV_PCM_IOCTL_REWIND-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-write$rfkill-landlock_create_ruleset-sendmsg$NFT_BATCH detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_REWIND(r2, 0x40084146, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x40000d0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) landlock_create_ruleset(&(0x7f0000000040)={0x98, 0x3, 0x3}, 0x18, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x24004045) program crashed: possible deadlock in rfkill_fop_write single: successfully extracted reproducer found reproducer with 25 syscalls minimizing guilty program testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-ioctl$SNDRV_PCM_IOCTL_REWIND-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-write$rfkill-landlock_create_ruleset detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_REWIND(r2, 0x40084146, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x40000d0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) landlock_create_ruleset(&(0x7f0000000040)={0x98, 0x3, 0x3}, 0x18, 0x0) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-ioctl$SNDRV_PCM_IOCTL_REWIND-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_REWIND(r2, 0x40084146, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x40000d0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-ioctl$SNDRV_PCM_IOCTL_REWIND-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r4 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r4, 0x1, 0x3c, 0x0, 0x0) bind$inet(r4, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r2, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r1, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_REWIND(r1, 0x40084146, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x40000d0) program did not crash testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-ioctl$SNDRV_PCM_IOCTL_REWIND-ioctl$sock_SIOCGIFINDEX-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_REWIND(r2, 0x40084146, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-ioctl$SNDRV_PCM_IOCTL_REWIND-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_REWIND(r2, 0x40084146, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-pselect6-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0)={0x0, 0x0, 0x1, 0x4, 0x8}, 0x0, &(0x7f00000002c0)={0x3ff, 0x30e3, 0x0, 0x3, 0x5, 0x8000000000, 0x80000001, 0xfffffffffffffffc}, 0x0, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$snddsp-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r5 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r5, 0x1, 0x3c, 0x0, 0x0) bind$inet(r5, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$snddsp(r2, 0x0, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-sendmsg$GTP_CMD_DELPDP-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r4 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r4, 0x1, 0x3c, 0x0, 0x0) bind$inet(r4, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendmsg$GTP_CMD_DELPDP(r2, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x0, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40010}, 0x4004000) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-sendto$inet-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r2 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r2, 0x1, 0x3c, 0x0, 0x0) bind$inet(r2, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-bind$inet-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r2 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r2, 0x1, 0x3c, 0x0, 0x0) bind$inet(r2, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-setsockopt$sock_int-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) r2 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r2, 0x1, 0x3c, 0x0, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-socket-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) socket(0x40000000015, 0x5, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-syz_open_dev$vcsu-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) syz_open_dev$vcsu(&(0x7f0000000340), 0x9, 0xa80) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-syz_genetlink_get_family_id$gtp-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300), r0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-socket$nl_generic-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) socket$nl_generic(0x10, 0x3, 0x10) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-syz_open_dev$sndpcmp-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-openat$dsp-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-socketpair$tipc-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000240)) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-syz_io_uring_setup-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) syz_io_uring_setup(0x47c7, &(0x7f0000000140)={0x0, 0x5b4a, 0x1000, 0x204}, 0x0, 0x0, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-open-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) open(&(0x7f0000000100)='./bus\x00', 0x5695c0, 0xa2) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-bpf$BPF_LINK_CREATE_XDP-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) write$rfkill(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program did not crash testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-syz_emit_vhci-openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_emit_vhci(&(0x7f0000000140)=ANY=[@ANYRES16=r0], 0xd) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r1, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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}}): bpf$ITER_CREATE-openat$rfkill-write$rfkill detailed listing: executing program 0: bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write testing program (duration=45.944524666s, {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$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, 0x0, 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program did not crash testing program (duration=45.944524666s, {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$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=45.944524666s, {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$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close a never seen crash title: possible deadlock in hci_dev_do_close, ignore simplifying guilty program options testing program (duration=45.944524666s, {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}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write extracting C reproducer testing compiled C program (duration=45.944524666s, {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}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close a never seen crash title: possible deadlock in hci_dev_do_close, ignore testing program (duration=45.944524666s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write extracting C reproducer testing compiled C program (duration=45.944524666s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill program crashed: possible deadlock in hci_dev_do_close a never seen crash title: possible deadlock in hci_dev_do_close, ignore testing program (duration=45.944524666s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write validation run: crashed=true testing program (duration=45.944524666s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write validation run: crashed=true testing program (duration=45.944524666s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-write$rfkill detailed listing: executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040), 0x801, 0x0) write$rfkill(r0, &(0x7f0000000080)={0x0, 0x0, 0x3, 0x1}, 0x8) program crashed: possible deadlock in rfkill_fop_write validation run: crashed=true reproducing took 48m46.464374431s repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected syzkaller #0 Not tainted ------------------------------------------------------ syz.0.17/4308 is trying to acquire lock: ffff88802aef4c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xfa/0x210 kernel/workqueue.c:3090 but task is already holding lock: ffffffff8d6c5de8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x18b/0x560 net/rfkill/core.c:1279 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (rfkill_global_mutex){+.+.}-{3:3}: __mutex_lock_common+0x1e3/0x2400 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 rfkill_register+0x33/0x980 net/rfkill/core.c:1060 hci_register_dev+0x452/0x970 net/bluetooth/hci_core.c:3964 __vhci_create_device drivers/bluetooth/hci_vhci.c:129 [inline] vhci_create_device+0x32c/0x5c0 drivers/bluetooth/hci_vhci.c:153 vhci_get_user drivers/bluetooth/hci_vhci.c:210 [inline] vhci_write+0x391/0x450 drivers/bluetooth/hci_vhci.c:290 call_write_iter include/linux/fs.h:2173 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0x745/0xd60 fs/read_write.c:594 ksys_write+0x152/0x260 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #3 (&data->open_mutex){+.+.}-{3:3}: __mutex_lock_common+0x1e3/0x2400 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 vhci_send_frame+0x88/0x100 drivers/bluetooth/hci_vhci.c:71 hci_send_frame+0x1a9/0x2e0 net/bluetooth/hci_core.c:4260 hci_sched_acl_pkt net/bluetooth/hci_core.c:4785 [inline] hci_sched_acl net/bluetooth/hci_core.c:4870 [inline] hci_tx_work+0x9f9/0x1710 net/bluetooth/hci_core.c:4936 process_one_work+0x85f/0x1010 kernel/workqueue.c:2310 worker_thread+0xaa6/0x1290 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: __flush_work+0x116/0x210 kernel/workqueue.c:3090 hci_dev_do_close+0x1e7/0x1030 net/bluetooth/hci_core.c:1756 hci_unregister_dev+0x2d7/0x580 net/bluetooth/hci_core.c:4044 vhci_release+0x73/0xc0 drivers/bluetooth/hci_vhci.c:345 __fput+0x234/0x930 fs/file_table.c:311 task_work_run+0x125/0x1a0 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x626/0x20c0 kernel/exit.c:883 do_group_exit+0x12e/0x300 kernel/exit.c:997 get_signal+0x6ca/0x12c0 kernel/signal.c:2900 arch_do_signal_or_restart+0xe7/0x12c0 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #1 (&hdev->req_lock){+.+.}-{3:3}: __mutex_lock_common+0x1e3/0x2400 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 hci_req_sync net/bluetooth/hci_request.c:278 [inline] bg_scan_update+0x44/0x3b0 net/bluetooth/hci_request.c:2952 process_one_work+0x85f/0x1010 kernel/workqueue.c:2310 worker_thread+0xaa6/0x1290 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x2c42/0x7d10 kernel/locking/lockdep.c:5012 lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623 __flush_work+0x116/0x210 kernel/workqueue.c:3090 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3181 hci_request_cancel_all+0xcc/0x300 net/bluetooth/hci_request.c:3522 hci_dev_do_close+0x4e/0x1030 net/bluetooth/hci_core.c:1736 hci_rfkill_set_block+0x10a/0x190 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1c9/0x3d0 net/rfkill/core.c:360 rfkill_fop_write+0x452/0x560 net/rfkill/core.c:1287 vfs_write+0x30b/0xd60 fs/read_write.c:592 ksys_write+0x152/0x260 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rfkill_global_mutex); lock(&data->open_mutex); lock(rfkill_global_mutex); lock((work_completion)(&hdev->bg_scan_update)); *** DEADLOCK *** 1 lock held by syz.0.17/4308: #0: ffffffff8d6c5de8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x18b/0x560 net/rfkill/core.c:1279 stack backtrace: CPU: 0 PID: 4308 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 check_noncircular+0x296/0x330 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x2c42/0x7d10 kernel/locking/lockdep.c:5012 lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623 __flush_work+0x116/0x210 kernel/workqueue.c:3090 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3181 hci_request_cancel_all+0xcc/0x300 net/bluetooth/hci_request.c:3522 hci_dev_do_close+0x4e/0x1030 net/bluetooth/hci_core.c:1736 hci_rfkill_set_block+0x10a/0x190 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1c9/0x3d0 net/rfkill/core.c:360 rfkill_fop_write+0x452/0x560 net/rfkill/core.c:1287 vfs_write+0x30b/0xd60 fs/read_write.c:592 ksys_write+0x152/0x260 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f76e8ac7819 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffda258d288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f76e8d40fa0 RCX: 00007f76e8ac7819 RDX: 0000000000000008 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007f76e8b5dc91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f76e8d40fac R14: 00007f76e8d40fa0 R15: 00007f76e8d40fa0 final repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected syzkaller #0 Not tainted ------------------------------------------------------ syz.0.17/4308 is trying to acquire lock: ffff88802aef4c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xfa/0x210 kernel/workqueue.c:3090 but task is already holding lock: ffffffff8d6c5de8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x18b/0x560 net/rfkill/core.c:1279 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (rfkill_global_mutex){+.+.}-{3:3}: __mutex_lock_common+0x1e3/0x2400 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 rfkill_register+0x33/0x980 net/rfkill/core.c:1060 hci_register_dev+0x452/0x970 net/bluetooth/hci_core.c:3964 __vhci_create_device drivers/bluetooth/hci_vhci.c:129 [inline] vhci_create_device+0x32c/0x5c0 drivers/bluetooth/hci_vhci.c:153 vhci_get_user drivers/bluetooth/hci_vhci.c:210 [inline] vhci_write+0x391/0x450 drivers/bluetooth/hci_vhci.c:290 call_write_iter include/linux/fs.h:2173 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0x745/0xd60 fs/read_write.c:594 ksys_write+0x152/0x260 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #3 (&data->open_mutex){+.+.}-{3:3}: __mutex_lock_common+0x1e3/0x2400 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 vhci_send_frame+0x88/0x100 drivers/bluetooth/hci_vhci.c:71 hci_send_frame+0x1a9/0x2e0 net/bluetooth/hci_core.c:4260 hci_sched_acl_pkt net/bluetooth/hci_core.c:4785 [inline] hci_sched_acl net/bluetooth/hci_core.c:4870 [inline] hci_tx_work+0x9f9/0x1710 net/bluetooth/hci_core.c:4936 process_one_work+0x85f/0x1010 kernel/workqueue.c:2310 worker_thread+0xaa6/0x1290 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: __flush_work+0x116/0x210 kernel/workqueue.c:3090 hci_dev_do_close+0x1e7/0x1030 net/bluetooth/hci_core.c:1756 hci_unregister_dev+0x2d7/0x580 net/bluetooth/hci_core.c:4044 vhci_release+0x73/0xc0 drivers/bluetooth/hci_vhci.c:345 __fput+0x234/0x930 fs/file_table.c:311 task_work_run+0x125/0x1a0 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x626/0x20c0 kernel/exit.c:883 do_group_exit+0x12e/0x300 kernel/exit.c:997 get_signal+0x6ca/0x12c0 kernel/signal.c:2900 arch_do_signal_or_restart+0xe7/0x12c0 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 -> #1 (&hdev->req_lock){+.+.}-{3:3}: __mutex_lock_common+0x1e3/0x2400 kernel/locking/mutex.c:596 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 hci_req_sync net/bluetooth/hci_request.c:278 [inline] bg_scan_update+0x44/0x3b0 net/bluetooth/hci_request.c:2952 process_one_work+0x85f/0x1010 kernel/workqueue.c:2310 worker_thread+0xaa6/0x1290 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x2c42/0x7d10 kernel/locking/lockdep.c:5012 lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623 __flush_work+0x116/0x210 kernel/workqueue.c:3090 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3181 hci_request_cancel_all+0xcc/0x300 net/bluetooth/hci_request.c:3522 hci_dev_do_close+0x4e/0x1030 net/bluetooth/hci_core.c:1736 hci_rfkill_set_block+0x10a/0x190 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1c9/0x3d0 net/rfkill/core.c:360 rfkill_fop_write+0x452/0x560 net/rfkill/core.c:1287 vfs_write+0x30b/0xd60 fs/read_write.c:592 ksys_write+0x152/0x260 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rfkill_global_mutex); lock(&data->open_mutex); lock(rfkill_global_mutex); lock((work_completion)(&hdev->bg_scan_update)); *** DEADLOCK *** 1 lock held by syz.0.17/4308: #0: ffffffff8d6c5de8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x18b/0x560 net/rfkill/core.c:1279 stack backtrace: CPU: 0 PID: 4308 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 check_noncircular+0x296/0x330 kernel/locking/lockdep.c:2133 check_prev_add kernel/locking/lockdep.c:3053 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain kernel/locking/lockdep.c:3788 [inline] __lock_acquire+0x2c42/0x7d10 kernel/locking/lockdep.c:5012 lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623 __flush_work+0x116/0x210 kernel/workqueue.c:3090 __cancel_work_timer+0x3f4/0x560 kernel/workqueue.c:3181 hci_request_cancel_all+0xcc/0x300 net/bluetooth/hci_request.c:3522 hci_dev_do_close+0x4e/0x1030 net/bluetooth/hci_core.c:1736 hci_rfkill_set_block+0x10a/0x190 net/bluetooth/hci_core.c:2235 rfkill_set_block+0x1c9/0x3d0 net/rfkill/core.c:360 rfkill_fop_write+0x452/0x560 net/rfkill/core.c:1287 vfs_write+0x30b/0xd60 fs/read_write.c:592 ksys_write+0x152/0x260 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f76e8ac7819 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffda258d288 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f76e8d40fa0 RCX: 00007f76e8ac7819 RDX: 0000000000000008 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007f76e8b5dc91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f76e8d40fac R14: 00007f76e8d40fa0 R15: 00007f76e8d40fa0