Warning: Permanently added '[localhost]:20172' (ECDSA) to the list of known hosts. 2022/09/14 12:53:14 fuzzer started 2022/09/14 12:53:15 dialing manager at localhost:33849 syzkaller login: [ 36.273344] cgroup: Unknown subsys name 'net' [ 36.379297] cgroup: Unknown subsys name 'rlimit' 2022/09/14 12:53:28 syscalls: 2215 2022/09/14 12:53:28 code coverage: enabled 2022/09/14 12:53:28 comparison tracing: enabled 2022/09/14 12:53:28 extra coverage: enabled 2022/09/14 12:53:28 setuid sandbox: enabled 2022/09/14 12:53:28 namespace sandbox: enabled 2022/09/14 12:53:28 Android sandbox: enabled 2022/09/14 12:53:28 fault injection: enabled 2022/09/14 12:53:28 leak checking: enabled 2022/09/14 12:53:28 net packet injection: enabled 2022/09/14 12:53:28 net device setup: enabled 2022/09/14 12:53:28 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/14 12:53:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/14 12:53:28 USB emulation: enabled 2022/09/14 12:53:28 hci packet injection: enabled 2022/09/14 12:53:28 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220914) 2022/09/14 12:53:28 802.15.4 emulation: enabled 2022/09/14 12:53:28 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/14 12:53:28 fetching corpus: 32, signal 20055/23709 (executing program) 2022/09/14 12:53:29 fetching corpus: 82, signal 37255/42269 (executing program) 2022/09/14 12:53:29 fetching corpus: 132, signal 47807/54170 (executing program) 2022/09/14 12:53:29 fetching corpus: 182, signal 56368/63975 (executing program) 2022/09/14 12:53:29 fetching corpus: 232, signal 62490/71285 (executing program) 2022/09/14 12:53:29 fetching corpus: 282, signal 67516/77493 (executing program) 2022/09/14 12:53:29 fetching corpus: 332, signal 76440/87164 (executing program) 2022/09/14 12:53:29 fetching corpus: 382, signal 83841/95254 (executing program) 2022/09/14 12:53:30 fetching corpus: 432, signal 88200/100512 (executing program) 2022/09/14 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corpus: 4632, signal 212171/221523 (executing program) 2022/09/14 12:53:42 fetching corpus: 4682, signal 212802/221687 (executing program) 2022/09/14 12:53:42 fetching corpus: 4732, signal 213402/221838 (executing program) 2022/09/14 12:53:42 fetching corpus: 4782, signal 214022/222041 (executing program) 2022/09/14 12:53:42 fetching corpus: 4832, signal 214491/222276 (executing program) 2022/09/14 12:53:42 fetching corpus: 4882, signal 215021/222382 (executing program) 2022/09/14 12:53:42 fetching corpus: 4917, signal 215364/222471 (executing program) 2022/09/14 12:53:42 fetching corpus: 4917, signal 215364/222540 (executing program) 2022/09/14 12:53:42 fetching corpus: 4917, signal 215364/222607 (executing program) 2022/09/14 12:53:42 fetching corpus: 4917, signal 215364/222660 (executing program) 2022/09/14 12:53:42 fetching corpus: 4917, signal 215364/222660 (executing program) 2022/09/14 12:53:45 starting 8 fuzzer processes 12:53:45 executing program 0: syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0x0, r0, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$IPT_SO_GET_INFO(r1, 0x0, 0x40, 0x0, &(0x7f0000000080)) 12:53:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NL802154_ATTR_MIN_BE={0x5, 0x11, 0xa5}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x34}, 0x1, 0x0, 0x0, 0x8014}, 0x4000000) write$tcp_mem(0xffffffffffffffff, &(0x7f0000000140)={0x5d, 0x20, 0xf020, 0x20, 0x10000}, 0x48) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x64, 0x0, 0x400, 0x70bd29, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}]}, 0x64}, 0x1, 0x0, 0x0, 0x404c010}, 0x40) r2 = mq_open(&(0x7f0000000340)='nbd\x00', 0x40, 0xa, &(0x7f0000000380)={0x7, 0x8, 0x6, 0x8}) mq_timedreceive(r2, &(0x7f00000003c0)=""/242, 0xf2, 0x7fffffff, &(0x7f0000000500)) fork() 12:53:45 executing program 2: r0 = syz_io_uring_setup(0xeaf, &(0x7f0000000200), &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000380)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_setup(0x1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00000a0000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000140)) syz_io_uring_submit(r3, r2, &(0x7f0000000300)=@IORING_OP_TIMEOUT_REMOVE={0xc, 0x3}, 0x0) io_uring_enter(r0, 0x62c7, 0x0, 0x0, 0x0, 0x0) 12:53:45 executing program 3: mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) pkey_mprotect(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x4, 0xffffffffffffffff) 12:53:45 executing program 4: r0 = eventfd2(0x0, 0x0) writev(r0, &(0x7f0000000180)=[{&(0x7f0000000080)="c5d591842dc721cf", 0x8}, {&(0x7f00000000c0)="93", 0x1}], 0x2) 12:53:45 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:53:45 executing program 7: r0 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0) r1 = dup(r0) setsockopt$inet6_udp_int(r1, 0x11, 0x0, 0x0, 0x0) [ 65.995859] audit: type=1400 audit(1663160025.125:6): avc: denied { execmem } for pid=286 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 12:53:45 executing program 6: openat(0xffffffffffffffff, 0x0, 0x200, 0xb1) chdir(0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) openat(0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) write$binfmt_aout(r1, &(0x7f0000001180)=ANY=[], 0x220) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_bp={0x0, 0xb}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r1, r0, 0x0, 0xfffffdef) [ 67.294962] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.297490] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.298989] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.300073] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.301684] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.302830] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.306262] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.309473] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 67.310844] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.312038] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 67.313285] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.314748] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 67.319020] Bluetooth: hci0: HCI_REQ-0x0c1a [ 67.333351] Bluetooth: hci1: HCI_REQ-0x0c1a [ 67.359659] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 67.373669] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 67.384947] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 67.385201] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.390359] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 67.392665] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 67.393917] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 67.401266] Bluetooth: hci5: HCI_REQ-0x0c1a [ 67.405744] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.413246] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.414668] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 67.417508] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 67.419969] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 67.422935] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 67.425389] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 67.426790] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 67.428824] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 67.434929] Bluetooth: hci2: HCI_REQ-0x0c1a [ 67.439268] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 67.442561] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 67.445091] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 67.453320] Bluetooth: hci6: HCI_REQ-0x0c1a [ 67.484563] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.489189] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.494642] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 67.496800] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 67.498418] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 67.503514] Bluetooth: hci3: HCI_REQ-0x0c1a [ 69.370272] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 69.370727] Bluetooth: hci1: command 0x0409 tx timeout [ 69.372404] Bluetooth: hci0: command 0x0409 tx timeout [ 69.434179] Bluetooth: hci5: command 0x0409 tx timeout [ 69.434198] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 69.498246] Bluetooth: hci6: command 0x0409 tx timeout [ 69.499091] Bluetooth: hci2: command 0x0409 tx timeout [ 69.562298] Bluetooth: hci3: command 0x0409 tx timeout [ 71.418256] Bluetooth: hci0: command 0x041b tx timeout [ 71.418787] Bluetooth: hci1: command 0x041b tx timeout [ 71.482258] Bluetooth: hci5: command 0x041b tx timeout [ 71.546262] Bluetooth: hci2: command 0x041b tx timeout [ 71.547113] Bluetooth: hci6: command 0x041b tx timeout [ 71.610212] Bluetooth: hci3: command 0x041b tx timeout [ 73.025118] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 73.026213] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 73.028313] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 73.035844] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 73.037157] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 73.038648] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 73.048843] Bluetooth: hci7: HCI_REQ-0x0c1a [ 73.466263] Bluetooth: hci1: command 0x040f tx timeout [ 73.466805] Bluetooth: hci0: command 0x040f tx timeout [ 73.531257] Bluetooth: hci5: command 0x040f tx timeout [ 73.594221] Bluetooth: hci6: command 0x040f tx timeout [ 73.595002] Bluetooth: hci2: command 0x040f tx timeout [ 73.658168] Bluetooth: hci3: command 0x040f tx timeout [ 74.939189] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 75.066233] Bluetooth: hci7: command 0x0409 tx timeout [ 75.514234] Bluetooth: hci0: command 0x0419 tx timeout [ 75.514753] Bluetooth: hci1: command 0x0419 tx timeout [ 75.578210] Bluetooth: hci5: command 0x0419 tx timeout [ 75.643222] Bluetooth: hci2: command 0x0419 tx timeout [ 75.643671] Bluetooth: hci6: command 0x0419 tx timeout [ 75.707181] Bluetooth: hci3: command 0x0419 tx timeout [ 77.114194] Bluetooth: hci7: command 0x041b tx timeout [ 79.162223] Bluetooth: hci7: command 0x040f tx timeout [ 79.675189] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 81.210204] Bluetooth: hci7: command 0x0419 tx timeout [ 84.347243] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 88.954556] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 93.562182] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 98.234365] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 100.818749] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 100.830334] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 100.833300] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 100.840536] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 100.843487] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 100.844259] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 100.847826] Bluetooth: hci4: HCI_REQ-0x0c1a [ 102.906170] Bluetooth: hci4: command 0x0409 tx timeout [ 104.954208] Bluetooth: hci4: command 0x041b tx timeout [ 107.002229] Bluetooth: hci4: command 0x040f tx timeout [ 109.051542] Bluetooth: hci4: command 0x0419 tx timeout 12:54:32 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:54:32 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:54:33 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:54:33 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:54:33 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:54:33 executing program 5: r0 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) keyctl$KEYCTL_MOVE(0x1e, r0, r1, r0, 0x0) 12:54:33 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) r1 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'syz_tun\x00', 0x0}) sendmmsg(r0, &(0x7f0000001240)=[{{&(0x7f0000000000)=@ll={0x11, 0x8100, r2}, 0x80, 0x0}}], 0x1, 0x0) 12:54:33 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) r1 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'syz_tun\x00', 0x0}) sendmmsg(r0, &(0x7f0000001240)=[{{&(0x7f0000000000)=@ll={0x11, 0x8100, r2}, 0x80, 0x0}}], 0x1, 0x0) [ 116.226179] audit: type=1400 audit(1663160075.356:7): avc: denied { open } for pid=3628 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 116.227738] audit: type=1400 audit(1663160075.356:8): avc: denied { kernel } for pid=3628 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 116.247297] ------------[ cut here ]------------ [ 116.247318] [ 116.247321] ====================================================== [ 116.247324] WARNING: possible circular locking dependency detected [ 116.247328] 6.0.0-rc5-next-20220914 #1 Not tainted [ 116.247335] ------------------------------------------------------ [ 116.247338] syz-executor.6/3630 is trying to acquire lock: [ 116.247344] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 116.247380] [ 116.247380] but task is already holding lock: [ 116.247383] ffff888015ec8420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 116.247410] [ 116.247410] which lock already depends on the new lock. [ 116.247410] [ 116.247413] [ 116.247413] the existing dependency chain (in reverse order) is: [ 116.247416] [ 116.247416] -> #3 (&ctx->lock){....}-{2:2}: [ 116.247430] _raw_spin_lock+0x2a/0x40 [ 116.247446] __perf_event_task_sched_out+0x53b/0x18d0 [ 116.247458] __schedule+0xedd/0x2470 [ 116.247469] schedule+0xda/0x1b0 [ 116.247478] futex_wait_queue+0xf5/0x1e0 [ 116.247489] futex_wait+0x28e/0x690 [ 116.247499] do_futex+0x2ff/0x380 [ 116.247508] __x64_sys_futex+0x1c6/0x4d0 [ 116.247517] do_syscall_64+0x3b/0x90 [ 116.247531] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 116.247548] [ 116.247548] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 116.247561] _raw_spin_lock_nested+0x30/0x40 [ 116.247576] raw_spin_rq_lock_nested+0x1e/0x30 [ 116.247588] task_fork_fair+0x63/0x4d0 [ 116.247605] sched_cgroup_fork+0x3d0/0x540 [ 116.247618] copy_process+0x4183/0x6e20 [ 116.247628] kernel_clone+0xe7/0x890 [ 116.247638] user_mode_thread+0xad/0xf0 [ 116.247648] rest_init+0x24/0x250 [ 116.247663] arch_call_rest_init+0xf/0x14 [ 116.247675] start_kernel+0x4c1/0x4e6 [ 116.247684] secondary_startup_64_no_verify+0xe0/0xeb [ 116.247698] [ 116.247698] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 116.247712] _raw_spin_lock_irqsave+0x39/0x60 [ 116.247727] try_to_wake_up+0xab/0x1920 [ 116.247739] up+0x75/0xb0 [ 116.247755] __up_console_sem+0x6e/0x80 [ 116.247773] console_unlock+0x46a/0x590 [ 116.247788] vprintk_emit+0x1bd/0x560 [ 116.247804] vprintk+0x84/0xa0 [ 116.247819] _printk+0xba/0xf1 [ 116.247836] kauditd_hold_skb.cold+0x3f/0x4e [ 116.247850] kauditd_send_queue+0x233/0x290 [ 116.247864] kauditd_thread+0x5da/0x9a0 [ 116.247878] kthread+0x2ed/0x3a0 [ 116.247891] ret_from_fork+0x22/0x30 [ 116.247904] [ 116.247904] -> #0 ((console_sem).lock){....}-{2:2}: [ 116.247917] __lock_acquire+0x2a02/0x5e70 [ 116.247933] lock_acquire+0x1a2/0x530 [ 116.247949] _raw_spin_lock_irqsave+0x39/0x60 [ 116.247963] down_trylock+0xe/0x70 [ 116.247975] __down_trylock_console_sem+0x3b/0xd0 [ 116.247991] vprintk_emit+0x16b/0x560 [ 116.248007] vprintk+0x84/0xa0 [ 116.248022] _printk+0xba/0xf1 [ 116.248038] report_bug.cold+0x72/0xab [ 116.248050] handle_bug+0x3c/0x70 [ 116.248062] exc_invalid_op+0x14/0x50 [ 116.248075] asm_exc_invalid_op+0x16/0x20 [ 116.248091] group_sched_out.part.0+0x2c7/0x460 [ 116.248101] ctx_sched_out+0x8f1/0xc10 [ 116.248111] __perf_event_task_sched_out+0x6d0/0x18d0 [ 116.248123] __schedule+0xedd/0x2470 [ 116.248133] schedule+0xda/0x1b0 [ 116.248142] futex_wait_queue+0xf5/0x1e0 [ 116.248152] futex_wait+0x28e/0x690 [ 116.248162] do_futex+0x2ff/0x380 [ 116.248171] __x64_sys_futex+0x1c6/0x4d0 [ 116.248180] do_syscall_64+0x3b/0x90 [ 116.248193] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 116.248210] [ 116.248210] other info that might help us debug this: [ 116.248210] [ 116.248212] Chain exists of: [ 116.248212] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 116.248212] [ 116.248227] Possible unsafe locking scenario: [ 116.248227] [ 116.248229] CPU0 CPU1 [ 116.248232] ---- ---- [ 116.248234] lock(&ctx->lock); [ 116.248239] lock(&rq->__lock); [ 116.248245] lock(&ctx->lock); [ 116.248252] lock((console_sem).lock); [ 116.248257] [ 116.248257] *** DEADLOCK *** [ 116.248257] [ 116.248259] 2 locks held by syz-executor.6/3630: [ 116.248266] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 116.248292] #1: ffff888015ec8420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 116.248319] [ 116.248319] stack backtrace: [ 116.248322] CPU: 0 PID: 3630 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220914 #1 [ 116.248335] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 116.248343] Call Trace: [ 116.248346] [ 116.248351] dump_stack_lvl+0x8b/0xb3 [ 116.248365] check_noncircular+0x263/0x2e0 [ 116.248381] ? format_decode+0x26c/0xb50 [ 116.248396] ? print_circular_bug+0x450/0x450 [ 116.248413] ? enable_ptr_key_workfn+0x20/0x20 [ 116.248428] ? format_decode+0x26c/0xb50 [ 116.248443] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 116.248460] __lock_acquire+0x2a02/0x5e70 [ 116.248482] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 116.248504] lock_acquire+0x1a2/0x530 [ 116.248520] ? down_trylock+0xe/0x70 [ 116.248534] ? rcu_read_unlock+0x40/0x40 [ 116.248555] ? vprintk+0x84/0xa0 [ 116.248572] _raw_spin_lock_irqsave+0x39/0x60 [ 116.248587] ? down_trylock+0xe/0x70 [ 116.248601] down_trylock+0xe/0x70 [ 116.248614] ? vprintk+0x84/0xa0 [ 116.248630] __down_trylock_console_sem+0x3b/0xd0 [ 116.248647] vprintk_emit+0x16b/0x560 [ 116.248666] vprintk+0x84/0xa0 [ 116.248683] _printk+0xba/0xf1 [ 116.248700] ? record_print_text.cold+0x16/0x16 [ 116.248721] ? report_bug.cold+0x66/0xab [ 116.248735] ? group_sched_out.part.0+0x2c7/0x460 [ 116.248747] report_bug.cold+0x72/0xab [ 116.248761] handle_bug+0x3c/0x70 [ 116.248775] exc_invalid_op+0x14/0x50 [ 116.248789] asm_exc_invalid_op+0x16/0x20 [ 116.248806] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 116.248820] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 116.248834] RSP: 0018:ffff8880406478f8 EFLAGS: 00010006 [ 116.248844] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 116.248853] RDX: ffff88801a7d1ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 116.248860] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 116.248868] R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff888015ec8400 [ 116.248875] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 116.248886] ? group_sched_out.part.0+0x2c7/0x460 [ 116.248899] ? group_sched_out.part.0+0x2c7/0x460 [ 116.248912] ctx_sched_out+0x8f1/0xc10 [ 116.248924] __perf_event_task_sched_out+0x6d0/0x18d0 [ 116.248940] ? lock_is_held_type+0xd7/0x130 [ 116.248957] ? __perf_cgroup_move+0x160/0x160 [ 116.248969] ? set_next_entity+0x304/0x550 [ 116.248988] ? lock_is_held_type+0xd7/0x130 [ 116.249007] __schedule+0xedd/0x2470 [ 116.249020] ? io_schedule_timeout+0x150/0x150 [ 116.249031] ? futex_wait_setup+0x166/0x230 [ 116.249045] schedule+0xda/0x1b0 [ 116.249064] futex_wait_queue+0xf5/0x1e0 [ 116.249076] futex_wait+0x28e/0x690 [ 116.249088] ? futex_wait_setup+0x230/0x230 [ 116.249101] ? wake_up_q+0x8b/0xf0 [ 116.249113] ? do_raw_spin_unlock+0x4f/0x220 [ 116.249132] ? futex_wake+0x158/0x490 [ 116.249148] ? fd_install+0x1f9/0x640 [ 116.249164] do_futex+0x2ff/0x380 [ 116.249175] ? __ia32_compat_sys_get_robust_list+0x3b0/0x3b0 [ 116.249191] __x64_sys_futex+0x1c6/0x4d0 [ 116.249203] ? __x64_sys_futex_time32+0x480/0x480 [ 116.249216] ? syscall_enter_from_user_mode+0x1d/0x50 [ 116.249234] ? syscall_enter_from_user_mode+0x1d/0x50 [ 116.249253] do_syscall_64+0x3b/0x90 [ 116.249267] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 116.249284] RIP: 0033:0x7f6d28141b19 [ 116.249293] 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 bc ff ff ff f7 d8 64 89 01 48 [ 116.249304] RSP: 002b:00007f6d256b7218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 116.249314] RAX: ffffffffffffffda RBX: 00007f6d28254f68 RCX: 00007f6d28141b19 [ 116.249322] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6d28254f68 [ 116.249329] RBP: 00007f6d28254f60 R08: 0000000000000000 R09: 0000000000000000 [ 116.249336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d28254f6c [ 116.249344] R13: 00007fffe05f588f R14: 00007f6d256b7300 R15: 0000000000022000 [ 116.249356] [ 116.308714] WARNING: CPU: 0 PID: 3630 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 116.309413] Modules linked in: [ 116.309661] CPU: 0 PID: 3630 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220914 #1 [ 116.310257] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 116.311093] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 116.311494] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 116.312827] RSP: 0018:ffff8880406478f8 EFLAGS: 00010006 [ 116.313222] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 116.313748] RDX: ffff88801a7d1ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 116.314283] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 116.314806] R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff888015ec8400 [ 116.315338] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 116.315860] FS: 00007f6d256b7700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 116.316457] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.316887] CR2: 00007f0d59fc7028 CR3: 000000001a60c000 CR4: 0000000000350ef0 [ 116.317414] Call Trace: [ 116.317607] [ 116.317791] ctx_sched_out+0x8f1/0xc10 [ 116.318085] __perf_event_task_sched_out+0x6d0/0x18d0 [ 116.318475] ? lock_is_held_type+0xd7/0x130 [ 116.318809] ? __perf_cgroup_move+0x160/0x160 [ 116.319155] ? set_next_entity+0x304/0x550 [ 116.319481] ? lock_is_held_type+0xd7/0x130 [ 116.319815] __schedule+0xedd/0x2470 [ 116.320100] ? io_schedule_timeout+0x150/0x150 [ 116.320446] ? futex_wait_setup+0x166/0x230 [ 116.320774] schedule+0xda/0x1b0 [ 116.321040] futex_wait_queue+0xf5/0x1e0 [ 116.321359] futex_wait+0x28e/0x690 [ 116.321636] ? futex_wait_setup+0x230/0x230 [ 116.321961] ? wake_up_q+0x8b/0xf0 [ 116.322234] ? do_raw_spin_unlock+0x4f/0x220 [ 116.322577] ? futex_wake+0x158/0x490 [ 116.322868] ? fd_install+0x1f9/0x640 [ 116.323166] do_futex+0x2ff/0x380 [ 116.323440] ? __ia32_compat_sys_get_robust_list+0x3b0/0x3b0 [ 116.323879] __x64_sys_futex+0x1c6/0x4d0 [ 116.324192] ? __x64_sys_futex_time32+0x480/0x480 [ 116.324554] ? syscall_enter_from_user_mode+0x1d/0x50 [ 116.324953] ? syscall_enter_from_user_mode+0x1d/0x50 [ 116.325355] do_syscall_64+0x3b/0x90 [ 116.325647] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 116.326040] RIP: 0033:0x7f6d28141b19 [ 116.326319] 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 bc ff ff ff f7 d8 64 89 01 48 [ 116.327658] RSP: 002b:00007f6d256b7218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 116.328225] RAX: ffffffffffffffda RBX: 00007f6d28254f68 RCX: 00007f6d28141b19 [ 116.328750] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6d28254f68 [ 116.329276] RBP: 00007f6d28254f60 R08: 0000000000000000 R09: 0000000000000000 [ 116.329803] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d28254f6c [ 116.330332] R13: 00007fffe05f588f R14: 00007f6d256b7300 R15: 0000000000022000 [ 116.330865] [ 116.331047] irq event stamp: 1256 [ 116.331306] hardirqs last enabled at (1255): [] syscall_enter_from_user_mode+0x1d/0x50 [ 116.332019] hardirqs last disabled at (1256): [] __schedule+0x1225/0x2470 [ 116.332639] softirqs last enabled at (678): [] __irq_exit_rcu+0x11b/0x180 [ 116.333276] softirqs last disabled at (333): [] __irq_exit_rcu+0x11b/0x180 [ 116.333912] ---[ end trace 0000000000000000 ]--- [ 117.140674] syz-executor.6 (3665) used greatest stack depth: 23960 bytes left VM DIAGNOSIS: 12:54:35 Registers: info registers vcpu 0 RAX=000000000000006b RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b24f1 RDI=ffffffff87641b60 RBP=ffffffff87641b20 RSP=ffff888040647348 R8 =0000000000000001 R9 =000000000000000a R10=000000000000006b R11=0000000000000001 R12=000000000000006b R13=ffffffff87641b20 R14=0000000000000010 R15=ffffffff822b24e0 RIP=ffffffff822b2549 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f6d256b7700 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0d59fc7028 CR3=000000001a60c000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 YMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 00007f6d282287c0 00007f6d282287c8 YMM02=0000000000000000 0000000000000000 00007f6d282287e0 00007f6d282287c0 YMM03=0000000000000000 0000000000000000 00007f6d282287c8 00007f6d282287c0 YMM04=0000000000000000 0000000000000000 ffffffffffffffff ffffffff00000000 YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 000000524f525245 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 00524f5252450040 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88804094f788 RCX=0000000000000001 RDX=1ffff11008129e72 RSI=ffff88804094f758 RDI=ffff88804094f390 RBP=ffff888040948000 RSP=ffff88804094f300 R8 =ffffffff85eda1c4 R9 =ffffffff85eda1c8 R10=ffffed1008129e7d R11=ffff88804094f3c0 R12=ffff88804094f3c1 R13=ffff88804094f3e0 R14=ffff88804094f380 R15=0000000000000001 RIP=ffffffff8111c892 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f30fa526368 CR3=000000003dac2000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 YMM00=0000000000000000 0000000000000000 756e696c2d34365f 3638782f62696c2f YMM01=0000000000000000 0000000000000000 322e6f732e6c6462 696c2f756e672d78 YMM02=0000000000000000 0000000000000000 00322e6f732e6c64 62696c2f756e672d YMM03=0000000000000000 0000000000000000 78756e696c2d3436 5f3638782f62696c YMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000