Extracting prog: 7m25.496834382s Minimizing prog: 1h36m13.484005422s Simplifying prog options: 0s Extracting C: 5m9.830333722s Simplifying C: 36m21.424303748s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100400000000c000200700f0000000000000c00060003000000000000000a000a00272d5d29212b0000140007"], 0x6c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r3, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r4}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100400000000c000200700f0000000000000c00060003000000000000000a000a00272d5d29212b0000140007"], 0x6c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r3, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r4}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100400000000c000200700f0000000000000c00060003000000000000000a000a00272d5d29212b0000140007"], 0x6c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100400000000c000200700f0000000000000c00060003000000000000000a000a00272d5d29212b0000140007"], 0x6c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r3, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-syz_init_net_socket$nl_generic-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100400000000c000200700f0000000000000c00060003000000000000000a000a00272d5d29212b0000140007"], 0x6c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, 0x0, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r3}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100400000000c000200700f0000000000000c00060003000000000000000a000a00272d5d29212b0000140007"], 0x6c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r2, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r3}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, 0x0}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={0x0}}, 0x20000000) program did not crash testing program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x14, r1, 0x1, 0xffffffff}, 0x14}}, 0x20000000) program did not crash extracting C reproducer testing compiled C program (duration=7m56.625176992s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: BUG: MAX_LOCKDEP_KEYS too low! simplifying C reproducer testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! validation run: crashed=true testing program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! validation run: crashed=true testing program (duration=7m56.625176992s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socketpair$nbd-sendmsg$NBD_CMD_CONNECT detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000001a80)={&(0x7f00000004c0)={0x3c, r1, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xfb2e77a8993c1916}, @NBD_ATTR_SOCKETS={0x10, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r2}}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x3c}}, 0x20000000) program crashed: BUG: MAX_LOCKDEP_KEYS too low! validation run: crashed=true reproducing took 2h41m19.378000086s repro crashed as (corrupted=false): block nbd1866: Receive control failed (result -32) block nbd1867: Receive control failed (result -32) block nbd1868: Receive control failed (result -32) block nbd1869: Receive control failed (result -32) BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 6099 Comm: kworker/u33:5 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: nbd1870-recv recv_work Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 register_lock_class+0x4a4/0x560 kernel/locking/lockdep.c:1332 __lock_acquire+0x3cb/0x2630 kernel/locking/lockdep.c:5112 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x17c/0x330 kernel/locking/lockdep.c:5825 process_one_work+0x1200/0x1840 kernel/workqueue.c:3232 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x5da/0xe40 kernel/workqueue.c:3421 kthread+0x3b3/0x730 kernel/kthread.c:463 ret_from_fork+0x754/0xaf0 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 block nbd1870: Receive control failed (result -32) block nbd1871: Receive control failed (result -32) block nbd1872: Receive control failed (result -32) block nbd1873: Receive control failed (result -32) block nbd1874: Receive control failed (result -32) block nbd1875: Receive control failed (result -32) block nbd1876: Receive control failed (result -32) block nbd1877: Receive control failed (result -32) block nbd1878: Receive control failed (result -32) block nbd1879: Receive control failed (result -32) block nbd1880: Receive control failed (result -32) block nbd1881: Receive control failed (result -32) block nbd1882: Receive control failed (result -32) block nbd1883: Receive control failed (result -32) block nbd1884: Receive control failed (result -32) block nbd1885: Receive control failed (result -32) block nbd1886: Receive control failed (result -32) block nbd1887: Receive control failed (result -32) block nbd1888: Receive control failed (result -32) block nbd1889: Receive control failed (result -32) block nbd1890: Receive control failed (result -32) block nbd1891: Receive control failed (result -32) block nbd1892: Receive control failed (result -32) block nbd1893: Receive control failed (result -32) block nbd1894: Receive control failed (result -32) block nbd1895: Receive control failed (result -32) block nbd1896: Receive control failed (result -32) block nbd1897: Receive control failed (result -32) block nbd1898: Receive control failed (result -32) block nbd1899: Receive control failed (result -32) block nbd1900: Receive control failed (result -32) block nbd1901: Receive control failed (result -32) block nbd1902: Receive control failed (result -32) block nbd1903: Receive control failed (result -32) block nbd1904: Receive control failed (result -32) block nbd1905: Receive control failed (result -32) block nbd1906: Receive control failed (result -32) block nbd1907: Receive control failed (result -32) block nbd1908: Receive control failed (result -32) block nbd1909: Receive control failed (result -32) block nbd1910: Receive control failed (result -32) block nbd1911: Receive control failed (result -32) block nbd1912: Receive control failed (result -32) block nbd1913: Receive control failed (result -32) block nbd1914: Receive control failed (result -32) block nbd1915: Receive control failed (result -32) block nbd1916: Receive control failed (result -32) block nbd1917: Receive control failed (result -32) block nbd1918: Receive control failed (result -32) block nbd1919: Receive control failed (result -32) block nbd1920: Receive control failed (result -32) block nbd1921: Receive control failed (result -32) block nbd1922: Receive control failed (result -32) block nbd1923: Receive control failed (result -32) block nbd1924: Receive control failed (result -32) block nbd1925: Receive control failed (result -32) block nbd1926: Receive control failed (result -32) block nbd1927: Receive control failed (result -32) block nbd1928: Receive control failed (result -32) block nbd1929: Receive control failed (result -32) block nbd1930: Receive control failed (result -32) block nbd1931: Receive control failed (result -32) block nbd1932: Receive control failed (result -32) block nbd1933: Receive control failed (result -32) block nbd1934: Receive control failed (result -32) block nbd1935: Receive control failed (result -32) block nbd1936: Receive control failed (result -32) block nbd1937: Receive control failed (result -32) block nbd1938: Receive control failed (result -32) block nbd1939: Receive control failed (result -32) block nbd1940: Receive control failed (result -32) block nbd1941: Receive control failed (result -32) block nbd1942: Receive control failed (result -32) block nbd1943: Receive control failed (result -32) block nbd1944: Receive control failed (result -32) block nbd1945: Receive control failed (result -32) block nbd1946: Receive control failed (result -32) block nbd1947: Receive control failed (result -32) block nbd1948: Receive control failed (result -32) block nbd1949: Receive control failed (result -32) block nbd1950: Receive control failed (result -32) block nbd1951: Receive control failed (result -32) block nbd1952: Receive control failed (result -32) block nbd1953: Receive control failed (result -32) block nbd1954: Receive control failed (result -32) block nbd1955: Receive control failed (result -32) block nbd1956: Receive control failed (result -32) block nbd1957: Receive control failed (result -32) block nbd1958: Receive control failed (result -32) block nbd1959: Receive control failed (result -32) block nbd1960: Receive control failed (result -32) block nbd1961: Receive control failed (result -32) block nbd1962: Receive control failed (result -32) block nbd1963: Receive control failed (result -32) block nbd1964: Receive control failed (result -32) block nbd1965: Receive control failed (result -32) block nbd1966: Receive control failed (result -32) block nbd1967: Receive control failed (result -32) block nbd1968: Receive control failed (result -32) block nbd1969: Receive control failed (result -32) block nbd1970: Receive control failed (result -32) block nbd1971: Receive control failed (result -32) block nbd1972: Receive control failed (result -32) block nbd1973: Receive control failed (result -32) block nbd1974: Receive control failed (result -32) block nbd1975: Receive control failed (result -32) block nbd1976: Receive control failed (result -32) block nbd1977: Receive control failed (result -32) block nbd1978: Receive control failed (result -32) block nbd1979: Receive control failed (result -32) block nbd1980: Receive control failed (result -32) block nbd1981: Receive control failed (result -32) block nbd1982: Receive control failed (result -32) block nbd1983: Receive control failed (result -32) block nbd1984: Receive control failed (result -32) block nbd1985: Receive control failed (result -32) block nbd1986: Receive control failed (result -32) block nbd1987: Receive control failed (result -32) block nbd1988: Receive control failed (result -32) block nbd1989: Receive control failed (result -32) block nbd1990: Receive control failed (result -32) block nbd1991: Receive control failed (result -32) block nbd1992: Receive control failed (result -32) block nbd1993: Receive control failed (result -32) block nbd1994: Receive control failed (result -32) block nbd1995: Receive control failed (result -32) block nbd1996: Receive control failed (result -32) block nbd1997: Receive control failed (result -32) block nbd1998: Receive control failed (result -32) block nbd1999: Receive control failed (result -32) block nbd2000: Receive control failed (result -32) block nbd2001: Receive control failed (result -32) block nbd2002: Receive control failed (result -32) block nbd2003: Receive control failed (result -32) block nbd2004: Receive control failed (result -32) block nbd2005: Receive control failed (result -32) block nbd2006: Receive control failed (result -32) block nbd2007: Receive control failed (result -32) block nbd2008: Receive control failed (result -32) block nbd2009: Receive control failed (result -32) block nbd2010: Receive control failed (result -32) block nbd2011: Receive control failed (result -32) block nbd2012: Receive control failed (result -32) block nbd2013: Receive control failed (result -32) block nbd2014: Receive control failed (result -32) block nbd2015: Receive control failed (result -32) block nbd2016: Receive control failed (result -32) block nbd2017: Receive control failed (result -32) block nbd2018: Receive control failed (result -32) block nbd2019: Receive control failed (result -32) block nbd2020: Receive control failed (result -32) block nbd2021: Receive control failed (result -32) block nbd2022: Receive control failed (result -32) block nbd2023: Receive control failed (result -32) block nbd2024: Receive control failed (result -32) block nbd2025: Receive control failed (result -32) final repro crashed as (corrupted=false): block nbd1866: Receive control failed (result -32) block nbd1867: Receive control failed (result -32) block nbd1868: Receive control failed (result -32) block nbd1869: Receive control failed (result -32) BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 6099 Comm: kworker/u33:5 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: nbd1870-recv recv_work Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 register_lock_class+0x4a4/0x560 kernel/locking/lockdep.c:1332 __lock_acquire+0x3cb/0x2630 kernel/locking/lockdep.c:5112 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x17c/0x330 kernel/locking/lockdep.c:5825 process_one_work+0x1200/0x1840 kernel/workqueue.c:3232 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x5da/0xe40 kernel/workqueue.c:3421 kthread+0x3b3/0x730 kernel/kthread.c:463 ret_from_fork+0x754/0xaf0 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 block nbd1870: Receive control failed (result -32) block nbd1871: Receive control failed (result -32) block nbd1872: Receive control failed (result -32) block nbd1873: Receive control failed (result -32) block nbd1874: Receive control failed (result -32) block nbd1875: Receive control failed (result -32) block nbd1876: Receive control failed (result -32) block nbd1877: Receive control failed (result -32) block nbd1878: Receive control failed (result -32) block nbd1879: Receive control failed (result -32) block nbd1880: Receive control failed (result -32) block nbd1881: Receive control failed (result -32) block nbd1882: Receive control failed (result -32) block nbd1883: Receive control failed (result -32) block nbd1884: Receive control failed (result -32) block nbd1885: Receive control failed (result -32) block nbd1886: Receive control failed (result -32) block nbd1887: Receive control failed (result -32) block nbd1888: Receive control failed (result -32) block nbd1889: Receive control failed (result -32) block nbd1890: Receive control failed (result -32) block nbd1891: Receive control failed (result -32) block nbd1892: Receive control failed (result -32) block nbd1893: Receive control failed (result -32) block nbd1894: Receive control failed (result -32) block nbd1895: Receive control failed (result -32) block nbd1896: Receive control failed (result -32) block nbd1897: Receive control failed (result -32) block nbd1898: Receive control failed (result -32) block nbd1899: Receive control failed (result -32) block nbd1900: Receive control failed (result -32) block nbd1901: Receive control failed (result -32) block nbd1902: Receive control failed (result -32) block nbd1903: Receive control failed (result -32) block nbd1904: Receive control failed (result -32) block nbd1905: Receive control failed (result -32) block nbd1906: Receive control failed (result -32) block nbd1907: Receive control failed (result -32) block nbd1908: Receive control failed (result -32) block nbd1909: Receive control failed (result -32) block nbd1910: Receive control failed (result -32) block nbd1911: Receive control failed (result -32) block nbd1912: Receive control failed (result -32) block nbd1913: Receive control failed (result -32) block nbd1914: Receive control failed (result -32) block nbd1915: Receive control failed (result -32) block nbd1916: Receive control failed (result -32) block nbd1917: Receive control failed (result -32) block nbd1918: Receive control failed (result -32) block nbd1919: Receive control failed (result -32) block nbd1920: Receive control failed (result -32) block nbd1921: Receive control failed (result -32) block nbd1922: Receive control failed (result -32) block nbd1923: Receive control failed (result -32) block nbd1924: Receive control failed (result -32) block nbd1925: Receive control failed (result -32) block nbd1926: Receive control failed (result -32) block nbd1927: Receive control failed (result -32) block nbd1928: Receive control failed (result -32) block nbd1929: Receive control failed (result -32) block nbd1930: Receive control failed (result -32) block nbd1931: Receive control failed (result -32) block nbd1932: Receive control failed (result -32) block nbd1933: Receive control failed (result -32) block nbd1934: Receive control failed (result -32) block nbd1935: Receive control failed (result -32) block nbd1936: Receive control failed (result -32) block nbd1937: Receive control failed (result -32) block nbd1938: Receive control failed (result -32) block nbd1939: Receive control failed (result -32) block nbd1940: Receive control failed (result -32) block nbd1941: Receive control failed (result -32) block nbd1942: Receive control failed (result -32) block nbd1943: Receive control failed (result -32) block nbd1944: Receive control failed (result -32) block nbd1945: Receive control failed (result -32) block nbd1946: Receive control failed (result -32) block nbd1947: Receive control failed (result -32) block nbd1948: Receive control failed (result -32) block nbd1949: Receive control failed (result -32) block nbd1950: Receive control failed (result -32) block nbd1951: Receive control failed (result -32) block nbd1952: Receive control failed (result -32) block nbd1953: Receive control failed (result -32) block nbd1954: Receive control failed (result -32) block nbd1955: Receive control failed (result -32) block nbd1956: Receive control failed (result -32) block nbd1957: Receive control failed (result -32) block nbd1958: Receive control failed (result -32) block nbd1959: Receive control failed (result -32) block nbd1960: Receive control failed (result -32) block nbd1961: Receive control failed (result -32) block nbd1962: Receive control failed (result -32) block nbd1963: Receive control failed (result -32) block nbd1964: Receive control failed (result -32) block nbd1965: Receive control failed (result -32) block nbd1966: Receive control failed (result -32) block nbd1967: Receive control failed (result -32) block nbd1968: Receive control failed (result -32) block nbd1969: Receive control failed (result -32) block nbd1970: Receive control failed (result -32) block nbd1971: Receive control failed (result -32) block nbd1972: Receive control failed (result -32) block nbd1973: Receive control failed (result -32) block nbd1974: Receive control failed (result -32) block nbd1975: Receive control failed (result -32) block nbd1976: Receive control failed (result -32) block nbd1977: Receive control failed (result -32) block nbd1978: Receive control failed (result -32) block nbd1979: Receive control failed (result -32) block nbd1980: Receive control failed (result -32) block nbd1981: Receive control failed (result -32) block nbd1982: Receive control failed (result -32) block nbd1983: Receive control failed (result -32) block nbd1984: Receive control failed (result -32) block nbd1985: Receive control failed (result -32) block nbd1986: Receive control failed (result -32) block nbd1987: Receive control failed (result -32) block nbd1988: Receive control failed (result -32) block nbd1989: Receive control failed (result -32) block nbd1990: Receive control failed (result -32) block nbd1991: Receive control failed (result -32) block nbd1992: Receive control failed (result -32) block nbd1993: Receive control failed (result -32) block nbd1994: Receive control failed (result -32) block nbd1995: Receive control failed (result -32) block nbd1996: Receive control failed (result -32) block nbd1997: Receive control failed (result -32) block nbd1998: Receive control failed (result -32) block nbd1999: Receive control failed (result -32) block nbd2000: Receive control failed (result -32) block nbd2001: Receive control failed (result -32) block nbd2002: Receive control failed (result -32) block nbd2003: Receive control failed (result -32) block nbd2004: Receive control failed (result -32) block nbd2005: Receive control failed (result -32) block nbd2006: Receive control failed (result -32) block nbd2007: Receive control failed (result -32) block nbd2008: Receive control failed (result -32) block nbd2009: Receive control failed (result -32) block nbd2010: Receive control failed (result -32) block nbd2011: Receive control failed (result -32) block nbd2012: Receive control failed (result -32) block nbd2013: Receive control failed (result -32) block nbd2014: Receive control failed (result -32) block nbd2015: Receive control failed (result -32) block nbd2016: Receive control failed (result -32) block nbd2017: Receive control failed (result -32) block nbd2018: Receive control failed (result -32) block nbd2019: Receive control failed (result -32) block nbd2020: Receive control failed (result -32) block nbd2021: Receive control failed (result -32) block nbd2022: Receive control failed (result -32) block nbd2023: Receive control failed (result -32) block nbd2024: Receive control failed (result -32) block nbd2025: Receive control failed (result -32)