Extracting prog: 1m30.228352534s Minimizing prog: 9m25.486035264s Simplifying prog options: 2m28.179342874s Extracting C: 1m3.885188933s Simplifying C: 0s 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:6 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$xdp-bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, r1, 0x2, 0x2, 0x0, @void, @value}, 0x10) program crashed: possible deadlock in __submit_bio single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$xdp-bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$PROG_LOAD detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$xdp-bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program crashed: possible deadlock in __submit_bio testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$xdp-bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-bpf$BPF_PROG_DETACH detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$xdp-bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$xdp-bpf$BPF_TASK_FD_QUERY-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$xdp-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: socket$xdp(0x2c, 0x3, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program crashed: WARNING: locking bug in __rmqueue_pcplist testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH program did not crash simplifying guilty program options testing program (duration=35.309344419s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash testing program (duration=35.309344419s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_TASK_FD_QUERY-openat$cgroup_root-syz_genetlink_get_family_id$mptcp-socket$nl_rdma-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) syz_genetlink_get_family_id$mptcp(0x0, 0xffffffffffffffff) socket$nl_rdma(0x10, 0x3, 0x14) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000040)={@cgroup=r0, 0xffffffffffffffff, 0x2, 0x2, 0x0, @void, @value}, 0x10) program did not crash reproducing took 14m27.77894266s repro crashed as (corrupted=false): ============================= [ BUG: Invalid wait context ] 6.12.0-syzkaller-03657-g43fb83c17ba2 #0 Not tainted ----------------------------- sshd/5306 is trying to lock: ffff88805ffd7298 (&zone->lock){..-.}-{3:3}, at: rmqueue_bulk mm/page_alloc.c:2307 [inline] ffff88805ffd7298 (&zone->lock){..-.}-{3:3}, at: __rmqueue_pcplist+0x4a2/0x2a80 mm/page_alloc.c:3001 other info that might help us debug this: context-{2:2} 5 locks held by sshd/5306: #0: ffff888035bc0808 (&vma->vm_lock->lock){++++}-{4:4}, at: vma_start_read include/linux/mm.h:716 [inline] #0: ffff888035bc0808 (&vma->vm_lock->lock){++++}-{4:4}, at: lock_vma_under_rcu+0x34b/0x790 mm/memory.c:6243 #1: ffffffff8e93c820 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #1: ffffffff8e93c820 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8e93c820 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x82/0x380 mm/pgtable-generic.c:287 #2: ffff88803f310798 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: spin_lock include/linux/spinlock.h:351 [inline] #2: ffff88803f310798 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: __pte_offset_map_lock+0x1ba/0x300 mm/pgtable-generic.c:375 #3: ffff88801fc3ea98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline] #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: rmqueue_pcplist mm/page_alloc.c:3030 [inline] #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3074 [inline] #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x7d3/0x3790 mm/page_alloc.c:3471 stack backtrace: CPU: 0 UID: 0 PID: 5306 Comm: sshd Not tainted 6.12.0-syzkaller-03657-g43fb83c17ba2 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline] check_wait_context kernel/locking/lockdep.c:4898 [inline] __lock_acquire+0x15a8/0x2100 kernel/locking/lockdep.c:5176 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 rmqueue_bulk mm/page_alloc.c:2307 [inline] __rmqueue_pcplist+0x4a2/0x2a80 mm/page_alloc.c:3001 rmqueue_pcplist mm/page_alloc.c:3043 [inline] rmqueue mm/page_alloc.c:3074 [inline] get_page_from_freelist+0x886/0x3790 mm/page_alloc.c:3471 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265 stack_depot_save_flags+0x666/0x830 lib/stackdepot.c:627 kasan_save_stack+0x4f/0x60 mm/kasan/common.c:48 __kasan_record_aux_stack+0xac/0xc0 mm/kasan/generic.c:541 task_work_add+0xd9/0x490 kernel/task_work.c:77 task_tick_numa kernel/sched/fair.c:3607 [inline] task_tick_fair+0x58c/0x7b0 kernel/sched/fair.c:13054 sched_tick+0x21e/0x660 kernel/sched/core.c:5652 update_process_times+0x276/0x2f0 kernel/time/timer.c:2524 tick_sched_handle kernel/time/tick-sched.c:276 [inline] tick_nohz_handler+0x37c/0x500 kernel/time/tick-sched.c:297 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x551/0xd50 kernel/time/hrtimer.c:1803 hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1865 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline] __sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__page_table_check_ptes_set+0x32a/0x410 mm/page_table_check.c:226 Code: 01 0f b6 d0 48 89 df 4c 89 e6 e8 11 01 00 00 48 c7 44 24 20 0e 36 e0 45 48 b8 00 00 00 00 00 fc ff df 4a c7 04 30 00 00 00 00 <65> 48 8b 04 25 28 00 00 00 48 3b 44 24 60 0f 85 93 00 00 00 48 8d RSP: 0000:ffffc9000ceaf8c0 EFLAGS: 00000283 RAX: dffffc0000000000 RBX: 000000000004439e RCX: ffffc9000ceaf703 RDX: 0000000000000003 RSI: ffffffff8c0ae480 RDI: ffffffff8c612b60 RBP: ffffc9000ceaf970 R08: ffffffff901de177 R09: 1ffffffff203bc2e R10: dffffc0000000000 R11: fffffbfff203bc2f R12: 0000000000000001 R13: 800000004439e867 R14: 1ffff920019d5f1c R15: 1ffff920019d5f20 page_table_check_ptes_set include/linux/page_table_check.h:74 [inline] set_ptes include/linux/pgtable.h:267 [inline] do_anonymous_page mm/memory.c:4835 [inline] do_pte_missing mm/memory.c:3963 [inline] handle_pte_fault+0x6359/0x6820 mm/memory.c:5766 __handle_mm_fault mm/memory.c:5909 [inline] handle_mm_fault+0x1106/0x1bb0 mm/memory.c:6077 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x459/0x8c0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x559f34a91823 Code: 4c 89 ed 4c 89 e7 f3 aa eb 48 4c 89 e7 e8 95 48 f7 ff 48 89 c5 48 85 c0 74 38 48 89 c7 4c 89 ee 4d 39 f4 76 11 4c 89 f1 31 c0 a4 4c 89 e1 4c 29 f1 f3 aa eb 05 4c 89 e1 f3 a4 4c 89 ef 48 83 RSP: 002b:00007ffe0a221de0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000290000 RCX: 0000000000210010 RDX: 0000000000000003 RSI: 00007f690963e000 RDI: 00007f69093ad000 RBP: 00007f6909335010 R08: 00007f6909335010 R09: 0000000000000000 R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000290000 R13: 00007f69095c6010 R14: 0000000000288000 R15: 00007ffe0a221f98 ---------------- Code disassembly (best guess): 0: 01 0f add %ecx,(%rdi) 2: b6 d0 mov $0xd0,%dh 4: 48 89 df mov %rbx,%rdi 7: 4c 89 e6 mov %r12,%rsi a: e8 11 01 00 00 call 0x120 f: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp) 16: e0 45 18: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1f: fc ff df 22: 4a c7 04 30 00 00 00 movq $0x0,(%rax,%r14,1) 29: 00 * 2a: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax <-- trapping instruction 31: 00 00 33: 48 3b 44 24 60 cmp 0x60(%rsp),%rax 38: 0f 85 93 00 00 00 jne 0xd1 3e: 48 rex.W 3f: 8d .byte 0x8d final repro crashed as (corrupted=false): ============================= [ BUG: Invalid wait context ] 6.12.0-syzkaller-03657-g43fb83c17ba2 #0 Not tainted ----------------------------- sshd/5306 is trying to lock: ffff88805ffd7298 (&zone->lock){..-.}-{3:3}, at: rmqueue_bulk mm/page_alloc.c:2307 [inline] ffff88805ffd7298 (&zone->lock){..-.}-{3:3}, at: __rmqueue_pcplist+0x4a2/0x2a80 mm/page_alloc.c:3001 other info that might help us debug this: context-{2:2} 5 locks held by sshd/5306: #0: ffff888035bc0808 (&vma->vm_lock->lock){++++}-{4:4}, at: vma_start_read include/linux/mm.h:716 [inline] #0: ffff888035bc0808 (&vma->vm_lock->lock){++++}-{4:4}, at: lock_vma_under_rcu+0x34b/0x790 mm/memory.c:6243 #1: ffffffff8e93c820 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #1: ffffffff8e93c820 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8e93c820 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x82/0x380 mm/pgtable-generic.c:287 #2: ffff88803f310798 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: spin_lock include/linux/spinlock.h:351 [inline] #2: ffff88803f310798 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: __pte_offset_map_lock+0x1ba/0x300 mm/pgtable-generic.c:375 #3: ffff88801fc3ea98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline] #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: rmqueue_pcplist mm/page_alloc.c:3030 [inline] #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3074 [inline] #4: ffff88801fc44c98 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x7d3/0x3790 mm/page_alloc.c:3471 stack backtrace: CPU: 0 UID: 0 PID: 5306 Comm: sshd Not tainted 6.12.0-syzkaller-03657-g43fb83c17ba2 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline] check_wait_context kernel/locking/lockdep.c:4898 [inline] __lock_acquire+0x15a8/0x2100 kernel/locking/lockdep.c:5176 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 rmqueue_bulk mm/page_alloc.c:2307 [inline] __rmqueue_pcplist+0x4a2/0x2a80 mm/page_alloc.c:3001 rmqueue_pcplist mm/page_alloc.c:3043 [inline] rmqueue mm/page_alloc.c:3074 [inline] get_page_from_freelist+0x886/0x3790 mm/page_alloc.c:3471 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4751 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265 stack_depot_save_flags+0x666/0x830 lib/stackdepot.c:627 kasan_save_stack+0x4f/0x60 mm/kasan/common.c:48 __kasan_record_aux_stack+0xac/0xc0 mm/kasan/generic.c:541 task_work_add+0xd9/0x490 kernel/task_work.c:77 task_tick_numa kernel/sched/fair.c:3607 [inline] task_tick_fair+0x58c/0x7b0 kernel/sched/fair.c:13054 sched_tick+0x21e/0x660 kernel/sched/core.c:5652 update_process_times+0x276/0x2f0 kernel/time/timer.c:2524 tick_sched_handle kernel/time/tick-sched.c:276 [inline] tick_nohz_handler+0x37c/0x500 kernel/time/tick-sched.c:297 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x551/0xd50 kernel/time/hrtimer.c:1803 hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1865 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline] __sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__page_table_check_ptes_set+0x32a/0x410 mm/page_table_check.c:226 Code: 01 0f b6 d0 48 89 df 4c 89 e6 e8 11 01 00 00 48 c7 44 24 20 0e 36 e0 45 48 b8 00 00 00 00 00 fc ff df 4a c7 04 30 00 00 00 00 <65> 48 8b 04 25 28 00 00 00 48 3b 44 24 60 0f 85 93 00 00 00 48 8d RSP: 0000:ffffc9000ceaf8c0 EFLAGS: 00000283 RAX: dffffc0000000000 RBX: 000000000004439e RCX: ffffc9000ceaf703 RDX: 0000000000000003 RSI: ffffffff8c0ae480 RDI: ffffffff8c612b60 RBP: ffffc9000ceaf970 R08: ffffffff901de177 R09: 1ffffffff203bc2e R10: dffffc0000000000 R11: fffffbfff203bc2f R12: 0000000000000001 R13: 800000004439e867 R14: 1ffff920019d5f1c R15: 1ffff920019d5f20 page_table_check_ptes_set include/linux/page_table_check.h:74 [inline] set_ptes include/linux/pgtable.h:267 [inline] do_anonymous_page mm/memory.c:4835 [inline] do_pte_missing mm/memory.c:3963 [inline] handle_pte_fault+0x6359/0x6820 mm/memory.c:5766 __handle_mm_fault mm/memory.c:5909 [inline] handle_mm_fault+0x1106/0x1bb0 mm/memory.c:6077 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x459/0x8c0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x559f34a91823 Code: 4c 89 ed 4c 89 e7 f3 aa eb 48 4c 89 e7 e8 95 48 f7 ff 48 89 c5 48 85 c0 74 38 48 89 c7 4c 89 ee 4d 39 f4 76 11 4c 89 f1 31 c0 a4 4c 89 e1 4c 29 f1 f3 aa eb 05 4c 89 e1 f3 a4 4c 89 ef 48 83 RSP: 002b:00007ffe0a221de0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000290000 RCX: 0000000000210010 RDX: 0000000000000003 RSI: 00007f690963e000 RDI: 00007f69093ad000 RBP: 00007f6909335010 R08: 00007f6909335010 R09: 0000000000000000 R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000290000 R13: 00007f69095c6010 R14: 0000000000288000 R15: 00007ffe0a221f98 ---------------- Code disassembly (best guess): 0: 01 0f add %ecx,(%rdi) 2: b6 d0 mov $0xd0,%dh 4: 48 89 df mov %rbx,%rdi 7: 4c 89 e6 mov %r12,%rsi a: e8 11 01 00 00 call 0x120 f: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp) 16: e0 45 18: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1f: fc ff df 22: 4a c7 04 30 00 00 00 movq $0x0,(%rax,%r14,1) 29: 00 * 2a: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax <-- trapping instruction 31: 00 00 33: 48 3b 44 24 60 cmp 0x60(%rsp),%rax 38: 0f 85 93 00 00 00 jne 0xd1 3e: 48 rex.W 3f: 8d .byte 0x8d