Extracting prog: 3m10.347801016s
Minimizing prog: 41m29.246311763s
Simplifying prog options: 11m5.481182664s
Extracting C: 5m14.351959877s
Simplifying C: 0s


extracting reproducer from 65 programs
first checking the prog from the crash report
single: executing 1 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}}): perf_event_open-sendmsg$inet-socketpair$unix-socket$kcm-close-socket$kcm-sendmsg$inet-recvmsg
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300)={<r0=>0xffffffffffffffff})
r1 = socket$kcm(0x10, 0x2, 0x4)
close(r1) (async)
socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)=[{&(0x7f00000001c0)="5c00000010006bcc9e3be35c6e17aa31076b876c1d000000000000000000000304001ac00800120004000500020000000064bc24eab556a705251e618294ff0051f60a84c9f4d4938037e786a6d0001000000e4509c5bbcd72c6c953", 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x0) (async)
recvmsg(r0, &(0x7f0000002840)={&(0x7f00000004c0)=@pptp={0x18, 0x2, {0x0, @loopback}}, 0x80, &(0x7f0000002780)=[{&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/222, 0xde}, {&(0x7f0000002640)=""/40, 0x28}, {&(0x7f0000002680)=""/11, 0xb}, {&(0x7f00000026c0)=""/88, 0x58}, {&(0x7f0000002740)}], 0x7, &(0x7f0000002800)=""/40, 0x28}, 0x42)

program crashed: INFO: rcu detected stall in perf_event_open
single: successfully extracted reproducer
found reproducer with 8 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}}): perf_event_open-sendmsg$inet-socketpair$unix-socket$kcm-close-socket$kcm-sendmsg$inet
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300))
r0 = socket$kcm(0x10, 0x2, 0x4)
close(r0) (async)
socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r0, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)=[{&(0x7f00000001c0)="5c00000010006bcc9e3be35c6e17aa31076b876c1d000000000000000000000304001ac00800120004000500020000000064bc24eab556a705251e618294ff0051f60a84c9f4d4938037e786a6d0001000000e4509c5bbcd72c6c953", 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x0) (async)

program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode
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}}): perf_event_open-sendmsg$inet-socketpair$unix-socket$kcm-close-socket$kcm
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300))
r0 = socket$kcm(0x10, 0x2, 0x4)
close(r0) (async)
socket$kcm(0x10, 0x2, 0x0)

program crashed: INFO: rcu detected stall in perf_event_open
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}}): perf_event_open-sendmsg$inet-socketpair$unix-socket$kcm-close
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300))
r0 = socket$kcm(0x10, 0x2, 0x4)
close(r0) (async)

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}}): perf_event_open-sendmsg$inet-socketpair$unix-socket$kcm
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300))
socket$kcm(0x10, 0x2, 0x4)

program crashed: INFO: rcu detected stall in perf_event_open
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}}): perf_event_open-sendmsg$inet-socketpair$unix
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000300))

program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode
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}}): perf_event_open-sendmsg$inet
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000000)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f00000003c0)=[{&(0x7f0000000040)="48ef4c3868984054fb891bef0c2c02cec0941f72b2d7ca5b7b5ea65f145b4d1a05635d3b4c120f1bad70be080ba0f7cdac8df860cc5b0c9d2d1776a328d063dd7bb9b300be5a613c8efc5a0d572218688859ddf67913de0b9d1b298823be323403a3b50e3dc5c129e07de364bbeb85d23d60b1e2116da5a4d21a", 0x7a}, {&(0x7f00000000c0)="b82230dc5a80b6535c5322215edc861ec8bf7826641dcf4de99fcefbc5e105", 0x1f}, {&(0x7f0000000100)="325c717df0a7c758b259c8196cb05548943e6b833eb369a0de5b1a3d5703159d5f2fdbe067db2d", 0x27}, {&(0x7f00000001c0)="9aadb0fac0770d5496b36635179805d70725dca58f7e13e9", 0x18}, {&(0x7f0000000200)="cc036b59e847749eb7e9d5fb8c9a38dabfe45dedb24a2414ed887cf25b3a1dc9fee14dd841adce5b07511fa18ede6dfbf701fee8c77aae72af8b029acb9d873747365859dbf8fd20d9840433fed74a07bd469a33d02967523ee4c2e5a0e076f0fde024ec5dd888892d15ae4fd837573123c5e37a6738a89009682bc40f122eca7a99ad5ad6b7652672ef75751954a3b92b9da4b50574ecda03601b7a729ff9d9e009f1b4a8dfcee2484f2a8a0ac9965503bd08b5807ea9b86e1a1d466d248f5ff53b17d735abdb2e1da0728efbcba05349332fe83d2152f8a303a8f62b8a9e4b7614068cf2ddd19aac01c851c27a11475b2c", 0xf2}, {&(0x7f0000000300)}, {&(0x7f0000000340)="8051eefad8d340eb0cb34cb570e42e7187221e9d6559113efa068fb52f0d074697", 0x21}, {&(0x7f0000000380)="9f6bf12bfdaa83d9d49f2c7135bdd77e9646e5fc54b6ff396f6398f8066fb3b4fa29005f5f", 0x25}], 0x8, &(0x7f0000000440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}], 0x30}, 0x20040054) (rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64)

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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
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}}): perf_event_open
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
a never seen crash title: INFO: rcu detected stall in syscall_exit_to_user_mode, ignore
simplifying guilty program options
testing 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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
extracting 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}}): perf_event_open
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
a never seen crash title: INFO: rcu detected stall in syscall_exit_to_user_mode, ignore
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): perf_event_open
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
validation run: crashed=true
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program crashed: INFO: rcu detected stall in perf_event_open
validation run: crashed=true
testing program (duration=6m0s, {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}}): perf_event_open
detailed listing:
executing program 0:
perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x2, 0x8420, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x14869}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (rerun: 64)

program did not crash
validation run: crashed=false
reproducing took 1h54m39.874343911s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2656 jiffies s: 17781 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 6712 Comm: syz.0.2118 Not tainted 6.1.147-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:kasan_mem_to_shadow include/linux/kasan.h:59 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [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+0x54/0x290 mm/kasan/generic.c:189
Code: 0f 82 43 02 00 00 49 bf 01 00 00 00 00 fc ff df 49 89 fb 49 c1 eb 03 49 b8 00 00 00 00 00 fc ff df 4f 8d 0c 03 48 8d 5c 37 ff <48> c1 eb 03 4e 8d 14 3b 4d 89 d6 4d 29 ce 49 83 fe 10 7f 26 4d 85
RSP: 0018:ffffc90000006fe8 EFLAGS: 00000806
RAX: 0000000000000001 RBX: ffffc900000071bf RCX: ffffffff81385ffa
RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc900000071b0
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff52000000e36
R10: fffff52000000e38 R11: 1ffff92000000e36 R12: 1ffff92000000e2d
R13: dffffc0000000000 R14: ffffc900000071b0 R15: dffffc0000000001
FS:  000055556775d500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fce4fbb7dac CR3: 00000000786e9000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 memset+0x1e/0x40 mm/kasan/shadow.c:44
 unwind_next_frame+0xb8a/0x20b0 arch/x86/kernel/unwind_orc.c:546
 perf_callchain_kernel+0x461/0x5c0 arch/x86/events/core.c:2805
 get_perf_callchain+0x376/0x480 kernel/events/callchain.c:200
 perf_callchain kernel/events/core.c:7498 [inline]
 perf_prepare_sample+0x399/0x2040 kernel/events/core.c:7531
 __perf_event_output kernel/events/core.c:7716 [inline]
 perf_event_output_forward+0x163/0x2a0 kernel/events/core.c:7736
 __perf_event_overflow+0x448/0x610 kernel/events/core.c:9482
 perf_swevent_overflow kernel/events/core.c:9558 [inline]
 perf_swevent_event+0x4ad/0x530 kernel/events/core.c:9596
 perf_tp_event+0x335/0xb60 kernel/events/core.c:10015
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:9988
 perf_trace_preemptirq_template+0x287/0x330 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0xd3/0x140 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x24/0x40 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:728
RIP: 0010:rcu_read_unlock_special+0x84/0x500 kernel/rcu/tree_plugin.h:682
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 7d 9f 96 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc90000007aa0 EFLAGS: 00000206
RAX: c7f47855a37cdf00 RBX: 1ffff92000000f5c RCX: c7f47855a37cdf00
RDX: dffffc0000000000 RSI: ffffffff8a8c0460 RDI: ffffffff8adef320
RBP: ffffc90000007b90 R08: dffffc0000000000 R09: ffffed10171c6af6
R10: ffffed10171c6af6 R11: 1ffff110171c6af5 R12: 0000000000000246
R13: dffffc0000000000 R14: ffff8880b8e3b900 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:426
 rcu_read_unlock include/linux/rcupdate.h:823 [inline]
 ieee80211_iterate_active_interfaces_atomic+0x156/0x170 net/mac80211/util.c:826
 mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2147
 __run_hrtimer kernel/time/hrtimer.c:1752 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1816
 hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1833
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:___slab_alloc+0x106f/0x1220 mm/slub.c:3258
Code: 48 c7 44 24 70 00 00 00 00 9c 8f 44 24 70 f7 44 24 70 00 02 00 00 75 3a f7 c5 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 78 0f 85 ac 00 00 00 4c 89 f8 48 81 c4 80 00 00 00 5b
RSP: 0018:ffffc90003d97ab8 EFLAGS: 00000206
RAX: c7f47855a37cdf00 RBX: ffff8880b8e41f30 RCX: c7f47855a37cdf00
RDX: dffffc0000000000 RSI: ffffffff8a8c0460 RDI: ffffffff8adef320
RBP: 0000000000000246 R08: dffffc0000000000 R09: ffffed10171c6af6
R10: ffffed10171c6af6 R11: 1ffff110171c6af5 R12: ffff8880b8e41f30
R13: ffff8880b8e41f10 R14: 0000000000000000 R15: ffff88807c4fc000
 __slab_alloc mm/slub.c:3279 [inline]
 slab_alloc_node mm/slub.c:3364 [inline]
 slab_alloc mm/slub.c:3406 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3413 [inline]
 kmem_cache_alloc+0x1b7/0x2f0 mm/slub.c:3422
 kmem_cache_zalloc include/linux/slab.h:689 [inline]
 __alloc_file+0x25/0x230 fs/file_table.c:138
 alloc_empty_file+0x90/0x180 fs/file_table.c:187
 alloc_file+0x5c/0x5f0 fs/file_table.c:229
 alloc_file_pseudo+0x17a/0x1f0 fs/file_table.c:272
 __anon_inode_getfile fs/anon_inodes.c:122 [inline]
 anon_inode_getfile+0xc1/0x1a0 fs/anon_inodes.c:160
 __do_sys_perf_event_open kernel/events/core.c:12590 [inline]
 __se_sys_perf_event_open+0xbf0/0x1e60 kernel/events/core.c:12364
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fce4f98ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe022a5058 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fce4fbb5fa0 RCX: 00007fce4f98ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000140
RBP: 00007fce4fa11e19 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fce4fbb5fa0 R14: 00007fce4fbb5fa0 R15: 0000000000000005
 </TASK>

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2656 jiffies s: 17781 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 6712 Comm: syz.0.2118 Not tainted 6.1.147-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:kasan_mem_to_shadow include/linux/kasan.h:59 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [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+0x54/0x290 mm/kasan/generic.c:189
Code: 0f 82 43 02 00 00 49 bf 01 00 00 00 00 fc ff df 49 89 fb 49 c1 eb 03 49 b8 00 00 00 00 00 fc ff df 4f 8d 0c 03 48 8d 5c 37 ff <48> c1 eb 03 4e 8d 14 3b 4d 89 d6 4d 29 ce 49 83 fe 10 7f 26 4d 85
RSP: 0018:ffffc90000006fe8 EFLAGS: 00000806
RAX: 0000000000000001 RBX: ffffc900000071bf RCX: ffffffff81385ffa
RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc900000071b0
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff52000000e36
R10: fffff52000000e38 R11: 1ffff92000000e36 R12: 1ffff92000000e2d
R13: dffffc0000000000 R14: ffffc900000071b0 R15: dffffc0000000001
FS:  000055556775d500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fce4fbb7dac CR3: 00000000786e9000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 memset+0x1e/0x40 mm/kasan/shadow.c:44
 unwind_next_frame+0xb8a/0x20b0 arch/x86/kernel/unwind_orc.c:546
 perf_callchain_kernel+0x461/0x5c0 arch/x86/events/core.c:2805
 get_perf_callchain+0x376/0x480 kernel/events/callchain.c:200
 perf_callchain kernel/events/core.c:7498 [inline]
 perf_prepare_sample+0x399/0x2040 kernel/events/core.c:7531
 __perf_event_output kernel/events/core.c:7716 [inline]
 perf_event_output_forward+0x163/0x2a0 kernel/events/core.c:7736
 __perf_event_overflow+0x448/0x610 kernel/events/core.c:9482
 perf_swevent_overflow kernel/events/core.c:9558 [inline]
 perf_swevent_event+0x4ad/0x530 kernel/events/core.c:9596
 perf_tp_event+0x335/0xb60 kernel/events/core.c:10015
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:9988
 perf_trace_preemptirq_template+0x287/0x330 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0xd3/0x140 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x24/0x40 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:728
RIP: 0010:rcu_read_unlock_special+0x84/0x500 kernel/rcu/tree_plugin.h:682
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 7d 9f 96 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc90000007aa0 EFLAGS: 00000206
RAX: c7f47855a37cdf00 RBX: 1ffff92000000f5c RCX: c7f47855a37cdf00
RDX: dffffc0000000000 RSI: ffffffff8a8c0460 RDI: ffffffff8adef320
RBP: ffffc90000007b90 R08: dffffc0000000000 R09: ffffed10171c6af6
R10: ffffed10171c6af6 R11: 1ffff110171c6af5 R12: 0000000000000246
R13: dffffc0000000000 R14: ffff8880b8e3b900 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:426
 rcu_read_unlock include/linux/rcupdate.h:823 [inline]
 ieee80211_iterate_active_interfaces_atomic+0x156/0x170 net/mac80211/util.c:826
 mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2147
 __run_hrtimer kernel/time/hrtimer.c:1752 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1816
 hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1833
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:___slab_alloc+0x106f/0x1220 mm/slub.c:3258
Code: 48 c7 44 24 70 00 00 00 00 9c 8f 44 24 70 f7 44 24 70 00 02 00 00 75 3a f7 c5 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 78 0f 85 ac 00 00 00 4c 89 f8 48 81 c4 80 00 00 00 5b
RSP: 0018:ffffc90003d97ab8 EFLAGS: 00000206
RAX: c7f47855a37cdf00 RBX: ffff8880b8e41f30 RCX: c7f47855a37cdf00
RDX: dffffc0000000000 RSI: ffffffff8a8c0460 RDI: ffffffff8adef320
RBP: 0000000000000246 R08: dffffc0000000000 R09: ffffed10171c6af6
R10: ffffed10171c6af6 R11: 1ffff110171c6af5 R12: ffff8880b8e41f30
R13: ffff8880b8e41f10 R14: 0000000000000000 R15: ffff88807c4fc000
 __slab_alloc mm/slub.c:3279 [inline]
 slab_alloc_node mm/slub.c:3364 [inline]
 slab_alloc mm/slub.c:3406 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3413 [inline]
 kmem_cache_alloc+0x1b7/0x2f0 mm/slub.c:3422
 kmem_cache_zalloc include/linux/slab.h:689 [inline]
 __alloc_file+0x25/0x230 fs/file_table.c:138
 alloc_empty_file+0x90/0x180 fs/file_table.c:187
 alloc_file+0x5c/0x5f0 fs/file_table.c:229
 alloc_file_pseudo+0x17a/0x1f0 fs/file_table.c:272
 __anon_inode_getfile fs/anon_inodes.c:122 [inline]
 anon_inode_getfile+0xc1/0x1a0 fs/anon_inodes.c:160
 __do_sys_perf_event_open kernel/events/core.c:12590 [inline]
 __se_sys_perf_event_open+0xbf0/0x1e60 kernel/events/core.c:12364
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fce4f98ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe022a5058 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fce4fbb5fa0 RCX: 00007fce4f98ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000140
RBP: 00007fce4fa11e19 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fce4fbb5fa0 R14: 00007fce4fbb5fa0 R15: 0000000000000005
 </TASK>