Extracting prog: 1m29.492903527s
Minimizing prog: 32m31.146266539s
Simplifying prog options: 4m41.768042359s
Extracting C: 17.496670976s
Simplifying C: 0s


extracting reproducer from 44 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs-bpf$PROG_LOAD-ptrace-shutdown-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r2 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40200000000f21f61118c000000000085000000ce0000009500000000000000"], &(0x7f0000000380)='GPL\x00', 0x5, 0x1c, &(0x7f00000003c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000100), 0x36c, 0x10, &(0x7f0000000000), 0x26, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
ptrace(0x10, r2)
shutdown(0xffffffffffffffff, 0x2)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000070080000000000000000000850000006d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r3 = io_uring_setup(0x1694, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x64})
io_uring_register$IORING_REGISTER_BUFFERS(r3, 0x0, &(0x7f00000002c0)=[{&(0x7f0000001700)=""/4095, 0x440000}], 0x100000000000011a)

program crashed: possible deadlock in rfkill_fop_write
single: successfully extracted reproducer
found reproducer with 16 syscalls
minimizing guilty program
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs-bpf$PROG_LOAD-ptrace-shutdown-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-io_uring_setup
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r2 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40200000000f21f61118c000000000085000000ce0000009500000000000000"], &(0x7f0000000380)='GPL\x00', 0x5, 0x1c, &(0x7f00000003c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000100), 0x36c, 0x10, &(0x7f0000000000), 0x26, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
ptrace(0x10, r2)
shutdown(0xffffffffffffffff, 0x2)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000070080000000000000000000850000006d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
io_uring_setup(0x1694, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x64})

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs-bpf$PROG_LOAD-ptrace-shutdown-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r2 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40200000000f21f61118c000000000085000000ce0000009500000000000000"], &(0x7f0000000380)='GPL\x00', 0x5, 0x1c, &(0x7f00000003c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000100), 0x36c, 0x10, &(0x7f0000000000), 0x26, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
ptrace(0x10, r2)
shutdown(0xffffffffffffffff, 0x2)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000070080000000000000000000850000006d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs-bpf$PROG_LOAD-ptrace-shutdown
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r2 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40200000000f21f61118c000000000085000000ce0000009500000000000000"], &(0x7f0000000380)='GPL\x00', 0x5, 0x1c, &(0x7f00000003c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000100), 0x36c, 0x10, &(0x7f0000000000), 0x26, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
ptrace(0x10, r2)
shutdown(0xffffffffffffffff, 0x2)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs-bpf$PROG_LOAD-ptrace
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r2 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40200000000f21f61118c000000000085000000ce0000009500000000000000"], &(0x7f0000000380)='GPL\x00', 0x5, 0x1c, &(0x7f00000003c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000100), 0x36c, 0x10, &(0x7f0000000000), 0x26, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
ptrace(0x10, r2)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs-bpf$PROG_LOAD
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b40200000000f21f61118c000000000085000000ce0000009500000000000000"], &(0x7f0000000380)='GPL\x00', 0x5, 0x1c, &(0x7f00000003c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000100), 0x36c, 0x10, &(0x7f0000000000), 0x26, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone-syz_open_dev$usbfs
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
syz_open_dev$usbfs(&(0x7f0000001100), 0x5, 0x0)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll-syz_clone
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix-ppoll
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev-socketpair$unix
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000029000))

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill-writev
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$rfkill
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-writev
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94)
writev(0xffffffffffffffff, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-gettid-openat$rfkill-writev
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
gettid()
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$NFT_BATCH-openat$rfkill-writev
detailed listing:
executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1400000010000c0000000000000000000000000a14000000030a000000000000000000000000000020000000000a010800000000000000000a0000000900010073797a310000000048000000030a010100000000000000000a000000080007006e61740014000480080002400000000008000140000000040900010073797a3100000000090003"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r1, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-openat$rfkill-writev
detailed listing:
executing program 0:
socket$nl_netfilter(0x10, 0x3, 0xc)
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, 0x0, 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, 0x0, 0x0)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {0x0}], 0x2)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)}], 0x2)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{0x0}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x2)

program did not crash
testing program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x2)

program did not crash
extracting C reproducer
testing compiled C program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
program crashed: possible deadlock in hci_dev_do_close
a never seen crash title: possible deadlock in hci_dev_do_close, ignore
simplifying guilty program options
testing program (duration=53.087251671s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
extracting C reproducer
testing compiled C program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
program crashed: possible deadlock in hci_dev_do_close
a never seen crash title: possible deadlock in hci_dev_do_close, ignore
testing program (duration=53.087251671s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
detailed listing:
executing program 0:
r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0), 0x602, 0x0)
writev(r0, &(0x7f0000000440)=[{&(0x7f0000000040)="93d90400000300", 0x7}, {&(0x7f0000000140)="13146000000370", 0x7}], 0x7)

program crashed: possible deadlock in rfkill_fop_write
extracting C reproducer
testing compiled C program (duration=53.087251671s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$rfkill-writev
program crashed: possible deadlock in hci_dev_do_close
a never seen crash title: possible deadlock in hci_dev_do_close, ignore
reproducing took 39m14.051379976s
repro crashed as (corrupted=false):
======================================================
WARNING: possible circular locking dependency detected
5.15.170-syzkaller #0 Not tainted
------------------------------------------------------
syz.0.15/4270 is trying to acquire lock:
ffff0000c12b0c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 kernel/workqueue.c:3090

but task is already holding lock:
ffff800016e76f28 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 net/rfkill/core.c:1266

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+0x194/0x2154 kernel/locking/mutex.c:596
       __mutex_lock kernel/locking/mutex.c:729 [inline]
       mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743
       rfkill_register+0x44/0x7a4 net/rfkill/core.c:1045
       hci_register_dev+0x3e0/0x880 net/bluetooth/hci_core.c:3960
       __vhci_create_device drivers/bluetooth/hci_vhci.c:129 [inline]
       vhci_create_device+0x2c4/0x568 drivers/bluetooth/hci_vhci.c:153
       vhci_get_user drivers/bluetooth/hci_vhci.c:210 [inline]
       vhci_write+0x318/0x3b8 drivers/bluetooth/hci_vhci.c:290
       call_write_iter include/linux/fs.h:2174 [inline]
       new_sync_write fs/read_write.c:507 [inline]
       vfs_write+0x884/0xb44 fs/read_write.c:594
       ksys_write+0x15c/0x26c fs/read_write.c:647
       __do_sys_write fs/read_write.c:659 [inline]
       __se_sys_write fs/read_write.c:656 [inline]
       __arm64_sys_write+0x7c/0x90 fs/read_write.c:656
       __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
       invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
       el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
       do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
       el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
       el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
       el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

-> #3 (&data->open_mutex){+.+.}-{3:3}:
       __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596
       __mutex_lock kernel/locking/mutex.c:729 [inline]
       mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743
       vhci_send_frame+0x8c/0x10c drivers/bluetooth/hci_vhci.c:71
       hci_send_frame+0x194/0x2f0 net/bluetooth/hci_core.c:4256
       hci_sched_acl_pkt net/bluetooth/hci_core.c:4781 [inline]
       hci_sched_acl net/bluetooth/hci_core.c:4866 [inline]
       hci_tx_work+0x9ac/0x16cc net/bluetooth/hci_core.c:4932
       process_one_work+0x790/0x11b8 kernel/workqueue.c:2310
       worker_thread+0x910/0x1034 kernel/workqueue.c:2457
       kthread+0x37c/0x45c kernel/kthread.c:334
       ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870

-> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}:
       __flush_work+0xf8/0x1c0 kernel/workqueue.c:3090
       flush_work+0x24/0x38 kernel/workqueue.c:3115
       hci_dev_do_close+0x16c/0x1060 net/bluetooth/hci_core.c:1756
       hci_unregister_dev+0x248/0x4d4 net/bluetooth/hci_core.c:4040
       vhci_release+0x74/0xc4 drivers/bluetooth/hci_vhci.c:345
       __fput+0x1c4/0x800 fs/file_table.c:280
       ____fput+0x20/0x30 fs/file_table.c:308
       task_work_run+0x130/0x1e4 kernel/task_work.c:188
       exit_task_work include/linux/task_work.h:33 [inline]
       do_exit+0x670/0x20bc kernel/exit.c:874
       do_group_exit+0x110/0x268 kernel/exit.c:996
       get_signal+0x634/0x1550 kernel/signal.c:2900
       do_signal arch/arm64/kernel/signal.c:890 [inline]
       do_notify_resume+0x3d0/0x32b8 arch/arm64/kernel/signal.c:943
       prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
       exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
       el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
       el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
       el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

-> #1 (&hdev->req_lock){+.+.}-{3:3}:
       __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596
       __mutex_lock kernel/locking/mutex.c:729 [inline]
       mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743
       hci_req_sync net/bluetooth/hci_request.c:278 [inline]
       bg_scan_update+0x9c/0x470 net/bluetooth/hci_request.c:2952
       process_one_work+0x790/0x11b8 kernel/workqueue.c:2310
       worker_thread+0x910/0x1034 kernel/workqueue.c:2457
       kthread+0x37c/0x45c kernel/kthread.c:334
       ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870

-> #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+0x32d4/0x7638 kernel/locking/lockdep.c:5012
       lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623
       __flush_work+0xf8/0x1c0 kernel/workqueue.c:3090
       __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3181
       cancel_work_sync+0x24/0x38 kernel/workqueue.c:3217
       hci_request_cancel_all+0xcc/0x2d0 net/bluetooth/hci_request.c:3522
       hci_dev_do_close+0x54/0x1060 net/bluetooth/hci_core.c:1736
       hci_rfkill_set_block+0xdc/0x1d0 net/bluetooth/hci_core.c:2235
       rfkill_set_block+0x18c/0x37c net/rfkill/core.c:345
       rfkill_fop_write+0x594/0x750 net/rfkill/core.c:1274
       do_iter_write+0x33c/0x66c fs/read_write.c:857
       vfs_writev fs/read_write.c:928 [inline]
       do_writev+0x220/0x3ec fs/read_write.c:971
       __do_sys_writev fs/read_write.c:1044 [inline]
       __se_sys_writev fs/read_write.c:1041 [inline]
       __arm64_sys_writev+0x80/0x94 fs/read_write.c:1041
       __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
       invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
       el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
       do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
       el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
       el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
       el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

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.0.15/4270:
 #0: ffff800016e76f28 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 net/rfkill/core.c:1266

stack backtrace:
CPU: 0 PID: 4270 Comm: syz.0.15 Not tainted 5.15.170-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call trace:
 dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 dump_stack+0x1c/0x58 lib/dump_stack.c:113
 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2011
 check_noncircular+0x2cc/0x378 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+0x32d4/0x7638 kernel/locking/lockdep.c:5012
 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623
 __flush_work+0xf8/0x1c0 kernel/workqueue.c:3090
 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3181
 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3217
 hci_request_cancel_all+0xcc/0x2d0 net/bluetooth/hci_request.c:3522
 hci_dev_do_close+0x54/0x1060 net/bluetooth/hci_core.c:1736
 hci_rfkill_set_block+0xdc/0x1d0 net/bluetooth/hci_core.c:2235
 rfkill_set_block+0x18c/0x37c net/rfkill/core.c:345
 rfkill_fop_write+0x594/0x750 net/rfkill/core.c:1274
 do_iter_write+0x33c/0x66c fs/read_write.c:857
 vfs_writev fs/read_write.c:928 [inline]
 do_writev+0x220/0x3ec fs/read_write.c:971
 __do_sys_writev fs/read_write.c:1044 [inline]
 __se_sys_writev fs/read_write.c:1041 [inline]
 __arm64_sys_writev+0x80/0x94 fs/read_write.c:1041
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

final repro crashed as (corrupted=false):
======================================================
WARNING: possible circular locking dependency detected
5.15.170-syzkaller #0 Not tainted
------------------------------------------------------
syz.0.15/4270 is trying to acquire lock:
ffff0000c12b0c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 kernel/workqueue.c:3090

but task is already holding lock:
ffff800016e76f28 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 net/rfkill/core.c:1266

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+0x194/0x2154 kernel/locking/mutex.c:596
       __mutex_lock kernel/locking/mutex.c:729 [inline]
       mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743
       rfkill_register+0x44/0x7a4 net/rfkill/core.c:1045
       hci_register_dev+0x3e0/0x880 net/bluetooth/hci_core.c:3960
       __vhci_create_device drivers/bluetooth/hci_vhci.c:129 [inline]
       vhci_create_device+0x2c4/0x568 drivers/bluetooth/hci_vhci.c:153
       vhci_get_user drivers/bluetooth/hci_vhci.c:210 [inline]
       vhci_write+0x318/0x3b8 drivers/bluetooth/hci_vhci.c:290
       call_write_iter include/linux/fs.h:2174 [inline]
       new_sync_write fs/read_write.c:507 [inline]
       vfs_write+0x884/0xb44 fs/read_write.c:594
       ksys_write+0x15c/0x26c fs/read_write.c:647
       __do_sys_write fs/read_write.c:659 [inline]
       __se_sys_write fs/read_write.c:656 [inline]
       __arm64_sys_write+0x7c/0x90 fs/read_write.c:656
       __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
       invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
       el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
       do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
       el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
       el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
       el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

-> #3 (&data->open_mutex){+.+.}-{3:3}:
       __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596
       __mutex_lock kernel/locking/mutex.c:729 [inline]
       mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743
       vhci_send_frame+0x8c/0x10c drivers/bluetooth/hci_vhci.c:71
       hci_send_frame+0x194/0x2f0 net/bluetooth/hci_core.c:4256
       hci_sched_acl_pkt net/bluetooth/hci_core.c:4781 [inline]
       hci_sched_acl net/bluetooth/hci_core.c:4866 [inline]
       hci_tx_work+0x9ac/0x16cc net/bluetooth/hci_core.c:4932
       process_one_work+0x790/0x11b8 kernel/workqueue.c:2310
       worker_thread+0x910/0x1034 kernel/workqueue.c:2457
       kthread+0x37c/0x45c kernel/kthread.c:334
       ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870

-> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}:
       __flush_work+0xf8/0x1c0 kernel/workqueue.c:3090
       flush_work+0x24/0x38 kernel/workqueue.c:3115
       hci_dev_do_close+0x16c/0x1060 net/bluetooth/hci_core.c:1756
       hci_unregister_dev+0x248/0x4d4 net/bluetooth/hci_core.c:4040
       vhci_release+0x74/0xc4 drivers/bluetooth/hci_vhci.c:345
       __fput+0x1c4/0x800 fs/file_table.c:280
       ____fput+0x20/0x30 fs/file_table.c:308
       task_work_run+0x130/0x1e4 kernel/task_work.c:188
       exit_task_work include/linux/task_work.h:33 [inline]
       do_exit+0x670/0x20bc kernel/exit.c:874
       do_group_exit+0x110/0x268 kernel/exit.c:996
       get_signal+0x634/0x1550 kernel/signal.c:2900
       do_signal arch/arm64/kernel/signal.c:890 [inline]
       do_notify_resume+0x3d0/0x32b8 arch/arm64/kernel/signal.c:943
       prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
       exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
       el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
       el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
       el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

-> #1 (&hdev->req_lock){+.+.}-{3:3}:
       __mutex_lock_common+0x194/0x2154 kernel/locking/mutex.c:596
       __mutex_lock kernel/locking/mutex.c:729 [inline]
       mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743
       hci_req_sync net/bluetooth/hci_request.c:278 [inline]
       bg_scan_update+0x9c/0x470 net/bluetooth/hci_request.c:2952
       process_one_work+0x790/0x11b8 kernel/workqueue.c:2310
       worker_thread+0x910/0x1034 kernel/workqueue.c:2457
       kthread+0x37c/0x45c kernel/kthread.c:334
       ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870

-> #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+0x32d4/0x7638 kernel/locking/lockdep.c:5012
       lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623
       __flush_work+0xf8/0x1c0 kernel/workqueue.c:3090
       __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3181
       cancel_work_sync+0x24/0x38 kernel/workqueue.c:3217
       hci_request_cancel_all+0xcc/0x2d0 net/bluetooth/hci_request.c:3522
       hci_dev_do_close+0x54/0x1060 net/bluetooth/hci_core.c:1736
       hci_rfkill_set_block+0xdc/0x1d0 net/bluetooth/hci_core.c:2235
       rfkill_set_block+0x18c/0x37c net/rfkill/core.c:345
       rfkill_fop_write+0x594/0x750 net/rfkill/core.c:1274
       do_iter_write+0x33c/0x66c fs/read_write.c:857
       vfs_writev fs/read_write.c:928 [inline]
       do_writev+0x220/0x3ec fs/read_write.c:971
       __do_sys_writev fs/read_write.c:1044 [inline]
       __se_sys_writev fs/read_write.c:1041 [inline]
       __arm64_sys_writev+0x80/0x94 fs/read_write.c:1041
       __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
       invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
       el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
       do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
       el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
       el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
       el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

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.0.15/4270:
 #0: ffff800016e76f28 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 net/rfkill/core.c:1266

stack backtrace:
CPU: 0 PID: 4270 Comm: syz.0.15 Not tainted 5.15.170-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call trace:
 dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 dump_stack+0x1c/0x58 lib/dump_stack.c:113
 print_circular_bug+0x150/0x1b8 kernel/locking/lockdep.c:2011
 check_noncircular+0x2cc/0x378 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+0x32d4/0x7638 kernel/locking/lockdep.c:5012
 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623
 __flush_work+0xf8/0x1c0 kernel/workqueue.c:3090
 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3181
 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3217
 hci_request_cancel_all+0xcc/0x2d0 net/bluetooth/hci_request.c:3522
 hci_dev_do_close+0x54/0x1060 net/bluetooth/hci_core.c:1736
 hci_rfkill_set_block+0xdc/0x1d0 net/bluetooth/hci_core.c:2235
 rfkill_set_block+0x18c/0x37c net/rfkill/core.c:345
 rfkill_fop_write+0x594/0x750 net/rfkill/core.c:1274
 do_iter_write+0x33c/0x66c fs/read_write.c:857
 vfs_writev fs/read_write.c:928 [inline]
 do_writev+0x220/0x3ec fs/read_write.c:971
 __do_sys_writev fs/read_write.c:1044 [inline]
 __se_sys_writev fs/read_write.c:1041 [inline]
 __arm64_sys_writev+0x80/0x94 fs/read_write.c:1041
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584