Extracting prog: 15m18.344357203s Minimizing prog: 1h36m20.788587343s Simplifying prog options: 0s Extracting C: 2m17.535046186s Simplifying C: 28m30.58705365s extracting reproducer from 72 programs testing a last program of every proc single: executing 22 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyprintk-socket$nl_route-sendmsg$nl_crypto-prctl$PR_SCHED_CORE-prlimit64-syz_io_uring_setup-sched_setscheduler-openat$sequencer-syz_open_dev$sndmidi-writev-getpriority-sendmsg$netlink-setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD-ioctl$KDFONTOP_SET-sendmsg$nl_route-socket-sendmsg$NL80211_CMD_GET_STATION-setsockopt-userfaultfd-close-openat$sequencer-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-syz_init_net_socket$bt_hci-socket$nl_crypto-setsockopt$SO_TIMESTAMPING-ioctl$TCXONC-ioctl$TCXONC detailed listing: executing program 0: r0 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000000), 0x1, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_crypto(0xffffffffffffffff, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_io_uring_setup(0x3bd4, &(0x7f0000000440)={0x0, 0xcc17, 0x10, 0x2, 0x2ee}, 0x0, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000200)=0x5) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x80200, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r2, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) getpriority(0x2, 0x0) sendmsg$netlink(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, 0x0, 0x0) ioctl$KDFONTOP_SET(0xffffffffffffffff, 0x4b72, &(0x7f0000000180)={0x0, 0x1, 0x12, 0x6, 0x200, &(0x7f0000000880)="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"}) sendmsg$nl_route(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="4400000010000104fcffff000206000000000000", @ANYRES32=0x0, @ANYBLOB="03150000000000002400128009000100626f6e640000"], 0x44}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0) r3 = socket(0x11, 0x2, 0x0) sendmsg$NL80211_CMD_GET_STATION(r3, 0x0, 0x5) setsockopt(r3, 0x107, 0x1, &(0x7f00000001c0)="110000000200060000", 0x9) userfaultfd(0x80000) close(r3) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x48000, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000840)=ANY=[@ANYBLOB='#\x00\x00\x00\b\x00\x00'], 0x48) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000000240), &(0x7f0000000880), 0x8e5b, r4}, 0x38) r5 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000000)=0x600, 0x4) ioctl$TCXONC(r0, 0x540a, 0x0) ioctl$TCXONC(r0, 0x540a, 0x3) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ttyprintk-socket$nl_route-prctl$PR_SCHED_CORE-prlimit64-syz_io_uring_setup-sched_setscheduler-openat$sequencer-syz_open_dev$sndmidi-writev-getpriority-sendmsg$netlink-setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD-ioctl$KDFONTOP_SET-sendmsg$nl_route-socket-sendmsg$NL80211_CMD_GET_STATION-setsockopt-userfaultfd-close-openat$sequencer-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH-syz_init_net_socket$bt_hci-socket$nl_crypto-setsockopt$SO_TIMESTAMPING-ioctl$TCXONC-ioctl$TCXONC detailed listing: executing program 0: r0 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000000), 0x1, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_io_uring_setup(0x3bd4, &(0x7f0000000440)={0x0, 0xcc17, 0x10, 0x2, 0x2ee}, 0x0, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000200)=0x5) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x80200, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r2, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) getpriority(0x2, 0x0) sendmsg$netlink(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, 0x0, 0x0) ioctl$KDFONTOP_SET(0xffffffffffffffff, 0x4b72, &(0x7f0000000180)={0x0, 0x1, 0x12, 0x6, 0x200, &(0x7f0000000880)="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"}) sendmsg$nl_route(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="4400000010000104fcffff000206000000000000", @ANYRES32=0x0, @ANYBLOB], 0x44}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0) r3 = socket(0x11, 0x2, 0x0) sendmsg$NL80211_CMD_GET_STATION(r3, 0x0, 0x5) setsockopt(r3, 0x107, 0x1, &(0x7f00000001c0)="110000000200060000", 0x9) userfaultfd(0x80000) close(r3) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x48000, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000840)=ANY=[@ANYBLOB='#\x00\x00\x00\b\x00\x00'], 0x48) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000000240), &(0x7f0000000880), 0x8e5b, r4}, 0x38) r5 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000000)=0x600, 0x4) ioctl$TCXONC(r0, 0x540a, 0x0) ioctl$TCXONC(r0, 0x540a, 0x3) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r1, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) fcntl$lock(r1, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc}) fcntl$lock(r1, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r0}) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 14 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r1, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) fcntl$lock(r1, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc}) fcntl$lock(r1, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r0}) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r1, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) fcntl$lock(r1, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc}) fcntl$lock(r1, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r0}) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r1, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) fcntl$lock(r1, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc}) fcntl$lock(r1, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r0}) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-fcntl$lock-fcntl$lock-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r1, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) fcntl$lock(r1, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc}) fcntl$lock(r1, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r0}) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r0, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) fcntl$lock(r0, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc}) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) fcntl$lock(r0, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8}) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-close_range-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-getpid-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-prlimit64-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-socket$inet6-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) socket$inet6(0xa, 0x1, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): open-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: open(&(0x7f0000000140)='.\x00', 0x8000, 0x112) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, 0x0) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, 0x0, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, 0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in sys_mprotect validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 2h31m37.820632562s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P3638/1:b..l (detected by 1, t=10503 jiffies, g=11589, q=87 ncpus=2) task:udevd state:R running task stack:25264 pid:3638 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5245 [inline] __schedule+0x107f/0x4030 kernel/sched/core.c:6562 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6731 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6755 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x10d/0x120 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] __wake_up_common_lock kernel/sched/wait.c:140 [inline] __wake_up_sync_key+0x128/0x190 kernel/sched/wait.c:208 sock_def_readable+0x15b/0x280 net/core/sock.c:3325 __netlink_sendskb net/netlink/af_netlink.c:1264 [inline] netlink_sendskb+0x97/0x130 net/netlink/af_netlink.c:1270 netlink_sendmsg+0x8ad/0xbd0 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5ed/0x9a0 net/socket.c:2519 ___sys_sendmsg+0x2a2/0x360 net/socket.c:2573 __sys_sendmsg net/socket.c:2602 [inline] __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg+0x1c3/0x2b0 net/socket.c:2609 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f72a22a7407 RSP: 002b:00007ffecf726bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f72a2a3e880 RCX: 00007f72a22a7407 RDX: 0000000000000000 RSI: 00007ffecf726c50 RDI: 0000000000000004 RBP: 00005579fd6378b0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b3 R13: 00005579fd62d9e0 R14: 0000000000000000 R15: 0000000000000000 rcu: rcu_preempt kthread starved for 10532 jiffies! g11589 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:27840 pid:16 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5245 [inline] __schedule+0x107f/0x4030 kernel/sched/core.c:6562 schedule+0xb9/0x180 kernel/sched/core.c:6638 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2168 rcu_gp_fqs_loop+0x303/0x1350 kernel/rcu/tree.c:1706 rcu_gp_kthread+0x99/0x3b0 kernel/rcu/tree.c:1905 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4497 Comm: syz.0.32 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:lock_release+0x0/0x920 kernel/locking/lockdep.c:5684 Code: 38 c1 0f 8c 7b f8 ff ff 4c 89 f7 e8 5a d2 6e 00 e9 6e f8 ff ff 41 be 2f 00 00 00 e9 84 f8 ff ff 66 2e 0f 1f 84 00 00 00 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec e0 00 RSP: 0000:ffffc90003567cd8 EFLAGS: 00000092 RAX: 777a38392e926f00 RBX: ffffffff8172bb95 RCX: 777a38392e926f00 RDX: 0000000000000000 RSI: ffffffff8172bb95 RDI: ffffffff8cb47288 RBP: ffffc90003567d88 R08: dffffc0000000000 R09: 1ffffffff2162049 R10: dffffc0000000000 R11: fffffbfff216204a R12: 0000000000000000 R13: dffffc0000000000 R14: 1ffff920006acf9c R15: dffffc0000000000 FS: 00007f244f52f6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000058 CR3: 000000002ef31000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: seqcount_lockdep_reader_access+0xe0/0x1d0 include/linux/seqlock.h:103 timekeeping_get_delta kernel/time/timekeeping.c:254 [inline] timekeeping_get_ns kernel/time/timekeeping.c:388 [inline] ktime_get_update_offsets_now+0x95/0x3e0 kernel/time/timekeeping.c:2320 hrtimer_update_base kernel/time/hrtimer.c:652 [inline] hrtimer_interrupt+0x11a/0x980 kernel/time/hrtimer.c:1859 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x4d/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0033:0x7f244e5bd410 Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d aa 1d 07 00 e8 65 65 f9 ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 RSP: 002b:00007f244f52eb38 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f244e825fa8 RCX: 00007f244e59de99 RDX: 00007f244f52eb40 RSI: 00007f244f52ec70 RDI: 0000000000000021 RBP: 00007f244e825fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f244e826038 R14: 00007ffdd8e94a50 R15: 00007ffdd8e94b38 report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in corrupted report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime program crashed: INFO: rcu detected stall in sys_getpid final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4299/1:b..l (detected by 0, t=10503 jiffies, g=8301, q=150 ncpus=2) task:syz-executor136 state:R running task stack:26288 pid:4299 ppid:4297 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5245 [inline] __schedule+0x107f/0x4030 kernel/sched/core.c:6562 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6874 irqentry_exit+0x63/0x70 kernel/entry/common.c:439 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:__preempt_count_add kernel/rcu/tree.c:717 [inline] RIP: 0010:rcu_is_watching+0x4/0xa0 kernel/rcu/tree.c:720 Code: 92 27 c4 08 48 c7 c7 60 46 b3 8c 4c 89 f6 e8 b3 e3 d0 02 e9 44 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 <53> 65 ff 05 8c 4c 96 7e e8 0f 3c c4 08 89 c3 83 f8 08 73 60 49 bf RSP: 0018:ffffc90003f27ec0 EFLAGS: 00000202 RAX: ffffffff8155f89a RBX: ffff88807e40a640 RCX: 0000000000000000 RDX: ffff8880206d8000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 00000000000010cb R08: dffffc0000000000 R09: 1ffffffff2162048 R10: dffffc0000000000 R11: fffffbfff2162049 R12: ffff88807e40a718 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 rcu_read_unlock include/linux/rcupdate.h:820 [inline] __task_pid_nr_ns+0x314/0x460 kernel/pid.c:501 task_tgid_vnr include/linux/sched.h:1635 [inline] __ia32_sys_getpid+0x19/0x20 kernel/sys.c:953 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff077a65077 RSP: 002b:00007ffec716b908 EFLAGS: 00000202 ORIG_RAX: 0000000000000027 RAX: ffffffffffffffda RBX: 00007ffec716ba70 RCX: 00007ff077a65077 RDX: 00007ffec716b940 RSI: 00007ffec716ba70 RDI: 0000000000000021 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 001e1693921c4480 R11: 0000000000000202 R12: 0000000000000005 R13: 00007ff077b15b20 R14: 00007ff077b15b2c R15: 00000000000003e8 rcu: rcu_preempt kthread starved for 10531 jiffies! g8301 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:I stack:27840 pid:16 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5245 [inline] __schedule+0x107f/0x4030 kernel/sched/core.c:6562 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6731 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6755 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x10d/0x120 kernel/locking/spinlock.c:194 init_timer_on_stack_key kernel/time/timer.c:805 [inline] schedule_timeout+0x12d/0x2d0 kernel/time/timer.c:2166 rcu_gp_fqs_loop+0x303/0x1350 kernel/rcu/tree.c:1706 rcu_gp_kthread+0x99/0x3b0 kernel/rcu/tree.c:1905 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 52 Comm: kworker/1:1H Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 Workqueue: kblockd blk_mq_timeout_work RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:85 [inline] RIP: 0010:memory_is_nonzero mm/kasan/generic.c:102 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x80/0x290 mm/kasan/generic.c:189 Code: ff 4d 89 c1 49 c1 e9 03 4b 8d 1c 21 49 89 df 4d 29 df 49 83 ff 10 7f 29 4d 85 ff 0f 84 38 01 00 00 4c 89 cb 48 f7 d3 4c 01 f3 <41> 80 3b 00 0f 85 86 01 00 00 49 ff c3 48 ff c3 75 ee e9 18 01 00 RSP: 0018:ffffc900001e0b78 EFLAGS: 00000086 RAX: 1ffffffff18cbf01 RBX: ffffffffffffffff RCX: ffffffff81594e5a RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc900001e0be8 RBP: 0000000000000000 R08: ffffc900001e0bf7 R09: 1ffff9200003c17e R10: dffffc0000000000 R11: fffff5200003c17e R12: dffffc0000000001 R13: ffff8880206c0014 R14: 1ffff9200003c17d R15: 0000000000000002 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000058 CR3: 0000000077ab6000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: memset+0x1e/0x40 mm/kasan/shadow.c:44 ttwu_queue kernel/sched/core.c:3898 [inline] try_to_wake_up+0x4ba/0x10b0 kernel/sched/core.c:4228 signal_wake_up_state kernel/signal.c:781 [inline] signal_wake_up include/linux/sched/signal.h:457 [inline] complete_signal+0x806/0xc50 kernel/signal.c:1075 send_sigqueue+0x380/0x5e0 kernel/signal.c:2005 posix_timer_event kernel/time/posix-timers.c:360 [inline] posix_timer_fn+0x149/0x350 kernel/time/posix-timers.c:386 __run_hrtimer kernel/time/hrtimer.c:1751 [inline] __hrtimer_run_queues+0x522/0xc90 kernel/time/hrtimer.c:1815 hrtimer_interrupt+0x399/0x980 kernel/time/hrtimer.c:1877 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:finish_task_switch+0x267/0x8e0 kernel/sched/core.c:5124 Code: d6 08 85 c0 0f 84 38 01 00 00 48 85 db 0f 85 57 01 00 00 0f 1f 44 00 00 4c 89 e7 e8 d3 e3 e0 08 e8 8e 04 2f 00 fb 4c 8b 65 b8 <49> 8d bc 24 f8 15 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 RSP: 0018:ffffc90000bd75c0 EFLAGS: 00000282 RAX: f03a91c3b1cb8000 RBX: 0000000000000000 RCX: f03a91c3b1cb8000 RDX: dffffc0000000000 RSI: ffffffff8a8c17a0 RDI: ffffffff8adf42e0 RBP: ffffc90000bd7610 R08: ffffffff90b102a7 R09: 1ffffffff2162054 R10: dffffc0000000000 R11: fffffbfff2162055 R12: ffff8880192cbc00 R13: 1ffff110171e76fa R14: dffffc0000000000 R15: ffff8880b8f3b7d0 context_switch kernel/sched/core.c:5248 [inline] __schedule+0x1087/0x4030 kernel/sched/core.c:6562 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6874 irqentry_exit+0x63/0x70 kernel/entry/common.c:439 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:blk_mq_queue_tag_busy_iter+0x2db/0x7e0 block/blk-mq-tag.c:522 Code: a0 01 00 00 00 00 00 00 48 8b 44 24 18 48 8d 78 48 48 89 7c 24 20 48 c7 c2 ff ff ff ff b9 08 00 00 00 e8 a8 7a 26 06 48 85 c0 <0f> 84 ff 02 00 00 49 89 c6 48 8d 84 24 b0 00 00 00 48 83 c0 21 48 RSP: 0018:ffffc90000bd7920 EFLAGS: 00000286 RAX: ffff8880258bc800 RBX: 0000000000000000 RCX: ffff8880192cbc00 RDX: 0000000000000000 RSI: ffffffff8a8c2920 RDI: ffffffff8adf42e0 RBP: ffffc90000bd7b30 R08: ffffffff8e2121af R09: 1ffffffff1c42435 R10: dffffc0000000000 R11: fffffbfff1c42436 R12: dffffc0000000000 R13: 1ffff9200017af2c R14: ffff888019f241f8 R15: ffff888019f24250 blk_mq_timeout_work+0x103/0x380 block/blk-mq.c:1665 process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292 worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.411 msecs