Warning: Permanently added '[localhost]:46655' (ECDSA) to the list of known hosts.
2022/09/13 18:05:28 fuzzer started
2022/09/13 18:05:28 dialing manager at localhost:36597
syzkaller login: [ 35.761691] cgroup: Unknown subsys name 'net'
[ 35.874989] cgroup: Unknown subsys name 'rlimit'
2022/09/13 18:05:44 syscalls: 2215
2022/09/13 18:05:44 code coverage: enabled
2022/09/13 18:05:44 comparison tracing: enabled
2022/09/13 18:05:44 extra coverage: enabled
2022/09/13 18:05:44 setuid sandbox: enabled
2022/09/13 18:05:44 namespace sandbox: enabled
2022/09/13 18:05:44 Android sandbox: enabled
2022/09/13 18:05:44 fault injection: enabled
2022/09/13 18:05:44 leak checking: enabled
2022/09/13 18:05:44 net packet injection: enabled
2022/09/13 18:05:44 net device setup: enabled
2022/09/13 18:05:44 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2022/09/13 18:05:44 devlink PCI setup: PCI device 0000:00:10.0 is not available
2022/09/13 18:05:44 USB emulation: enabled
2022/09/13 18:05:44 hci packet injection: enabled
2022/09/13 18:05:44 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220913������������������������������������������)
2022/09/13 18:05:44 802.15.4 emulation: enabled
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2022/09/13 18:06:12 starting 8 fuzzer processes
18:06:12 executing program 0:
semget$private(0x0, 0x4000, 0x0)
unshare(0x8000000)
semget$private(0x0, 0x4000, 0x0)
18:06:12 executing program 1:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000080)=[{&(0x7f0000000140)="200000000002000019000000500100000f000000000000000100000005000000000004000040000020000000dbf4655fdbf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b00000000002b0230e6", 0x5e, 0x400}], 0x0, &(0x7f0000012f00))
18:06:12 executing program 2:
syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366d8a02b00080101000440002000f801", 0x17}, {0x0, 0x0, 0x2800}], 0x0, &(0x7f0000000140)=ANY=[])
chdir(&(0x7f0000000140)='./file0\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0)
mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x11, 0xffffffffffffffff, 0xa015000)
r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0)
ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r2, 0xc0189375, &(0x7f0000000000)=ANY=[@ANYBLOB="01b6ce00004f25c784000000", @ANYRES32, @ANYBLOB="00000000000000005e4d57d9cf66696c"])
fsconfig$FSCONFIG_SET_FD(r2, 0x5, &(0x7f0000000180)=']{\x00', 0x0, r0)
mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x11, r1, 0xa015000)
ioctl$EXT4_IOC_MOVE_EXT(0xffffffffffffffff, 0xc028660f, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0)
r4 = io_uring_setup(0x454c, &(0x7f0000000300)={0x0, 0x0, 0x20, 0x3})
io_uring_register$IORING_REGISTER_FILES_UPDATE(r4, 0x11, 0x0, 0x0)
write$binfmt_aout(r3, &(0x7f0000001180)=ANY=[], 0x220)
perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xb, 0x7}, 0x15182, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/mdstat\x00', 0x0, 0x0)
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)
pwritev2(0xffffffffffffffff, &(0x7f0000000140)=[{&(0x7f00000000c0)="05ff232ef592436bf2d97aa1", 0xe}, {&(0x7f0000000100)="9f", 0x1}, {&(0x7f00000002c0)='^', 0x1}], 0x3, 0x0, 0x0, 0x0)
ioctl$FAT_IOCTL_GET_ATTRIBUTES(0xffffffffffffffff, 0x80047210, &(0x7f00000001c0))
sendfile(r3, r0, 0x0, 0xfffffff1)
18:06:12 executing program 3:
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0)
stat(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, <r0=>0x0})
setresuid(0x0, r0, 0x0)
r1 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r1, &(0x7f0000000000)={0x2, 0x3, @broadcast}, 0x10)
18:06:12 executing program 4:
r0 = openat$nvram(0xffffffffffffff9c, &(0x7f0000009ec0), 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, 0x0, 0xffffffffffffffff, 0x0)
pread64(r0, &(0x7f0000000000)=""/217, 0xd9, 0x0)
[ 78.967199] audit: type=1400 audit(1663092372.258:6): avc: denied { execmem } for pid=281 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
18:06:12 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x10000, 0xa, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366d8a02b00080101000440002000f801002000400003000000000000008000"/64, 0x40}, {&(0x7f0000010100)="f8ffff00f0ffffffff07800009a000ffffff00"/32, 0x20, 0x800}, {&(0x7f0000010200)="f8ffff00f0ffffffff07800009a000ffffff00"/32, 0x20, 0x1000}, {&(0x7f0000010300)="f8ffff00f0ffffffff07800009a000ffffff00"/32, 0x20, 0x1800}, {&(0x7f0000010400)="f8ffff00f0ffffffff07800009a000ffffff00"/32, 0x20, 0x2000}, {&(0x7f0000010500)="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", 0x120, 0x2800}, {&(0x7f0000010700)="2e202020202020202020201000b7e770325132510000e77032510300000000002e2e2020202020202020201000b7e770325132510000e770325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020202000b7e770325132510000e770325104001a040000", 0x80, 0x3800}, {&(0x7f0000010800)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x4000}, {&(0x7f0000010d00)='syzkallers\x00'/32, 0x20, 0x4800}, {&(0x7f0000010e00)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x7800}], 0x0, &(0x7f0000010f00))
18:06:12 executing program 6:
perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x76, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0xffffffffffffffff, 0x0)
syz_mount_image$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='system.posix_acl_access\x00', &(0x7f0000002180)={{}, {}, [], {}, [{0x8, 0x0, 0xffffffffffffffff}]}, 0x2c, 0x0)
18:06:12 executing program 7:
perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x77, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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)
r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}}, 0x0, 0xffffffffffffffff, r0, 0x0)
[ 80.234256] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 80.235528] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 80.236913] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 80.237806] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 80.240011] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 80.240783] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 80.249093] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 80.249880] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 80.258132] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 80.258951] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3
[ 80.266038] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 80.267069] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 80.277470] Bluetooth: hci0: HCI_REQ-0x0c1a
[ 80.281049] Bluetooth: hci1: HCI_REQ-0x0c1a
[ 80.370057] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1
[ 80.372145] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9
[ 80.373549] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9
[ 80.376061] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1
[ 80.378130] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4
[ 80.381975] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9
[ 80.383494] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3
[ 80.385596] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2
[ 80.388659] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9
[ 80.400018] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4
[ 80.408906] Bluetooth: hci5: HCI_REQ-0x0c1a
[ 80.445842] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3
[ 80.456943] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2
[ 80.470868] Bluetooth: hci6: HCI_REQ-0x0c1a
[ 80.515142] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1
[ 80.526487] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9
[ 80.529929] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9
[ 80.542572] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4
[ 80.545221] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3
[ 80.548449] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2
[ 80.566581] Bluetooth: hci7: HCI_REQ-0x0c1a
[ 82.315046] Bluetooth: hci0: command 0x0409 tx timeout
[ 82.316407] Bluetooth: hci1: command 0x0409 tx timeout
[ 82.317704] Bluetooth: hci4: Opcode 0x c03 failed: -110
[ 82.319092] Bluetooth: hci3: Opcode 0x c03 failed: -110
[ 82.321100] Bluetooth: hci2: Opcode 0x c03 failed: -110
[ 82.442999] Bluetooth: hci5: command 0x0409 tx timeout
[ 82.506537] Bluetooth: hci6: command 0x0409 tx timeout
[ 82.635319] Bluetooth: hci7: command 0x0409 tx timeout
[ 84.362366] Bluetooth: hci1: command 0x041b tx timeout
[ 84.362839] Bluetooth: hci0: command 0x041b tx timeout
[ 84.490375] Bluetooth: hci5: command 0x041b tx timeout
[ 84.554353] Bluetooth: hci6: command 0x041b tx timeout
[ 84.682354] Bluetooth: hci7: command 0x041b tx timeout
[ 85.458751] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 85.461103] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 85.464135] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 85.488925] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 85.490792] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 85.492338] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 85.506527] Bluetooth: hci2: HCI_REQ-0x0c1a
[ 85.905436] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 85.972575] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 85.976343] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 85.999486] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 86.001153] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3
[ 86.004574] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 86.012351] Bluetooth: hci3: HCI_REQ-0x0c1a
[ 86.410451] Bluetooth: hci0: command 0x040f tx timeout
[ 86.413006] Bluetooth: hci1: command 0x040f tx timeout
[ 86.538448] Bluetooth: hci5: command 0x040f tx timeout
[ 86.602582] Bluetooth: hci6: command 0x040f tx timeout
[ 86.730348] Bluetooth: hci7: command 0x040f tx timeout
[ 87.562347] Bluetooth: hci2: command 0x0409 tx timeout
[ 87.946544] Bluetooth: hci4: Opcode 0x c03 failed: -110
[ 88.074437] Bluetooth: hci3: command 0x0409 tx timeout
[ 88.458389] Bluetooth: hci1: command 0x0419 tx timeout
[ 88.458943] Bluetooth: hci0: command 0x0419 tx timeout
[ 88.586426] Bluetooth: hci5: command 0x0419 tx timeout
[ 88.650357] Bluetooth: hci6: command 0x0419 tx timeout
[ 88.778315] Bluetooth: hci7: command 0x0419 tx timeout
[ 89.610331] Bluetooth: hci2: command 0x041b tx timeout
[ 90.122446] Bluetooth: hci3: command 0x041b tx timeout
[ 91.043551] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 91.047836] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 91.055588] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 91.062114] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 91.063106] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3
[ 91.064187] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
[ 91.068517] Bluetooth: hci4: HCI_REQ-0x0c1a
[ 91.658354] Bluetooth: hci2: command 0x040f tx timeout
[ 92.170476] Bluetooth: hci3: command 0x040f tx timeout
[ 93.130386] Bluetooth: hci4: command 0x0409 tx timeout
[ 93.707381] Bluetooth: hci2: command 0x0419 tx timeout
[ 94.219406] Bluetooth: hci3: command 0x0419 tx timeout
[ 95.178605] Bluetooth: hci4: command 0x041b tx timeout
[ 97.227330] Bluetooth: hci4: command 0x040f tx timeout
[ 99.274324] Bluetooth: hci4: command 0x0419 tx timeout
[ 137.793884] loop2: detected capacity change from 0 to 40
[ 137.863512] audit: type=1400 audit(1663092431.154:7): avc: denied { open } for pid=3611 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
[ 137.899082] audit: type=1400 audit(1663092431.190:8): avc: denied { kernel } for pid=3611 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
[ 137.916227] ------------[ cut here ]------------
[ 137.916258]
[ 137.916267] ======================================================
[ 137.916273] WARNING: possible circular locking dependency detected
[ 137.916280] 6.0.0-rc5-next-20220913 #1 Not tainted
[ 137.916291] ------------------------------------------------------
[ 137.916297] syz-executor.2/3613 is trying to acquire lock:
[ 137.916308] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70
[ 137.916367]
[ 137.916367] but task is already holding lock:
[ 137.916372] ffff88801764d020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0
[ 137.916421]
[ 137.916421] which lock already depends on the new lock.
[ 137.916421]
[ 137.916426]
[ 137.916426] the existing dependency chain (in reverse order) is:
[ 137.916431]
[ 137.916431] -> #3 (&ctx->lock){....}-{2:2}:
[ 137.916456] _raw_spin_lock+0x2a/0x40
[ 137.916486] __perf_event_task_sched_out+0x53b/0x18d0
[ 137.916508] __schedule+0xedd/0x2470
[ 137.916526] schedule+0xda/0x1b0
[ 137.916543] exit_to_user_mode_prepare+0x114/0x1a0
[ 137.916580] syscall_exit_to_user_mode+0x19/0x40
[ 137.916612] do_syscall_64+0x48/0x90
[ 137.916637] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 137.916669]
[ 137.916669] -> #2 (&rq->__lock){-.-.}-{2:2}:
[ 137.916694] _raw_spin_lock_nested+0x30/0x40
[ 137.916721] raw_spin_rq_lock_nested+0x1e/0x30
[ 137.916744] task_fork_fair+0x63/0x4d0
[ 137.916775] sched_cgroup_fork+0x3d0/0x540
[ 137.916801] copy_process+0x3f9e/0x6df0
[ 137.916819] kernel_clone+0xe7/0x890
[ 137.916836] user_mode_thread+0xad/0xf0
[ 137.916855] rest_init+0x24/0x250
[ 137.916885] arch_call_rest_init+0xf/0x14
[ 137.916919] start_kernel+0x4c1/0x4e6
[ 137.916951] secondary_startup_64_no_verify+0xe0/0xeb
[ 137.916977]
[ 137.916977] -> #1 (&p->pi_lock){-.-.}-{2:2}:
[ 137.917001] _raw_spin_lock_irqsave+0x39/0x60
[ 137.917029] try_to_wake_up+0xab/0x1920
[ 137.917054] up+0x75/0xb0
[ 137.917075] __up_console_sem+0x6e/0x80
[ 137.917104] console_unlock+0x46a/0x590
[ 137.917134] vt_ioctl+0x2822/0x2ca0
[ 137.917155] tty_ioctl+0x7c4/0x1700
[ 137.917175] __x64_sys_ioctl+0x19a/0x210
[ 137.917202] do_syscall_64+0x3b/0x90
[ 137.917226] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 137.917257]
[ 137.917257] -> #0 ((console_sem).lock){....}-{2:2}:
[ 137.917282] __lock_acquire+0x2a02/0x5e70
[ 137.917313] lock_acquire+0x1a2/0x530
[ 137.917343] _raw_spin_lock_irqsave+0x39/0x60
[ 137.917370] down_trylock+0xe/0x70
[ 137.917393] __down_trylock_console_sem+0x3b/0xd0
[ 137.917424] vprintk_emit+0x16b/0x560
[ 137.917455] vprintk+0x84/0xa0
[ 137.917485] _printk+0xba/0xf1
[ 137.917517] report_bug.cold+0x72/0xab
[ 137.917540] handle_bug+0x3c/0x70
[ 137.917563] exc_invalid_op+0x14/0x50
[ 137.917588] asm_exc_invalid_op+0x16/0x20
[ 137.917618] group_sched_out.part.0+0x2c7/0x460
[ 137.917637] ctx_sched_out+0x8f1/0xc10
[ 137.917655] __perf_event_task_sched_out+0x6d0/0x18d0
[ 137.917677] __schedule+0xedd/0x2470
[ 137.917695] schedule+0xda/0x1b0
[ 137.917712] exit_to_user_mode_prepare+0x114/0x1a0
[ 137.917748] syscall_exit_to_user_mode+0x19/0x40
[ 137.917780] do_syscall_64+0x48/0x90
[ 137.917804] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 137.917835]
[ 137.917835] other info that might help us debug this:
[ 137.917835]
[ 137.917840] Chain exists of:
[ 137.917840] (console_sem).lock --> &rq->__lock --> &ctx->lock
[ 137.917840]
[ 137.917867] Possible unsafe locking scenario:
[ 137.917867]
[ 137.917872] CPU0 CPU1
[ 137.917876] ---- ----
[ 137.917880] lock(&ctx->lock);
[ 137.917890] lock(&rq->__lock);
[ 137.917901] lock(&ctx->lock);
[ 137.917913] lock((console_sem).lock);
[ 137.917923]
[ 137.917923] *** DEADLOCK ***
[ 137.917923]
[ 137.917927] 2 locks held by syz-executor.2/3613:
[ 137.917939] #0: ffff88806cf37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470
[ 137.917986] #1: ffff88801764d020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0
[ 137.918037]
[ 137.918037] stack backtrace:
[ 137.918041] CPU: 1 PID: 3613 Comm: syz-executor.2 Not tainted 6.0.0-rc5-next-20220913 #1
[ 137.918064] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[ 137.918079] Call Trace:
[ 137.918084] <TASK>
[ 137.918091] dump_stack_lvl+0x8b/0xb3
[ 137.918121] check_noncircular+0x263/0x2e0
[ 137.918153] ? format_decode+0x26c/0xb50
[ 137.918179] ? print_circular_bug+0x450/0x450
[ 137.918212] ? enable_ptr_key_workfn+0x20/0x20
[ 137.918240] ? format_decode+0x26c/0xb50
[ 137.918268] ? alloc_chain_hlocks+0x1ec/0x5a0
[ 137.918302] __lock_acquire+0x2a02/0x5e70
[ 137.918342] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 137.918385] lock_acquire+0x1a2/0x530
[ 137.918417] ? down_trylock+0xe/0x70
[ 137.918444] ? rcu_read_unlock+0x40/0x40
[ 137.918483] ? vprintk+0x84/0xa0
[ 137.918517] _raw_spin_lock_irqsave+0x39/0x60
[ 137.918546] ? down_trylock+0xe/0x70
[ 137.918572] down_trylock+0xe/0x70
[ 137.918597] ? vprintk+0x84/0xa0
[ 137.918629] __down_trylock_console_sem+0x3b/0xd0
[ 137.918662] vprintk_emit+0x16b/0x560
[ 137.918698] vprintk+0x84/0xa0
[ 137.918731] _printk+0xba/0xf1
[ 137.918764] ? record_print_text.cold+0x16/0x16
[ 137.918805] ? report_bug.cold+0x66/0xab
[ 137.918832] ? group_sched_out.part.0+0x2c7/0x460
[ 137.918853] report_bug.cold+0x72/0xab
[ 137.918881] handle_bug+0x3c/0x70
[ 137.918906] exc_invalid_op+0x14/0x50
[ 137.918933] asm_exc_invalid_op+0x16/0x20
[ 137.918965] RIP: 0010:group_sched_out.part.0+0x2c7/0x460
[ 137.918989] 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
[ 137.919010] RSP: 0018:ffff88804289fc48 EFLAGS: 00010006
[ 137.919026] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000
[ 137.919040] RDX: ffff8880426e8000 RSI: ffffffff81566027 RDI: 0000000000000005
[ 137.919055] RBP: ffff888042208000 R08: 0000000000000005 R09: 0000000000000001
[ 137.919068] R10: 0000000000000000 R11: ffffffff865aa05b R12: ffff88801764d000
[ 137.919083] R13: ffff88806cf3d100 R14: ffffffff8547c660 R15: 0000000000000002
[ 137.919103] ? group_sched_out.part.0+0x2c7/0x460
[ 137.919127] ? group_sched_out.part.0+0x2c7/0x460
[ 137.919151] ctx_sched_out+0x8f1/0xc10
[ 137.919174] __perf_event_task_sched_out+0x6d0/0x18d0
[ 137.919203] ? lock_is_held_type+0xd7/0x130
[ 137.919237] ? __perf_cgroup_move+0x160/0x160
[ 137.919259] ? set_next_entity+0x304/0x550
[ 137.919293] ? update_curr+0x267/0x740
[ 137.919328] ? lock_is_held_type+0xd7/0x130
[ 137.919363] __schedule+0xedd/0x2470
[ 137.919387] ? io_schedule_timeout+0x150/0x150
[ 137.919410] ? rcu_read_lock_sched_held+0x3e/0x80
[ 137.919448] schedule+0xda/0x1b0
[ 137.919468] exit_to_user_mode_prepare+0x114/0x1a0
[ 137.919507] syscall_exit_to_user_mode+0x19/0x40
[ 137.919541] do_syscall_64+0x48/0x90
[ 137.919567] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 137.919600] RIP: 0033:0x7f6a00e5eb19
[ 137.919616] 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
[ 137.919636] RSP: 002b:00007f69fe3d4218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 137.919656] RAX: 0000000000000001 RBX: 00007f6a00f71f68 RCX: 00007f6a00e5eb19
[ 137.919670] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f6a00f71f6c
[ 137.919683] RBP: 00007f6a00f71f60 R08: 000000000000000e R09: 0000000000000000
[ 137.919697] R10: 0000000000000007 R11: 0000000000000246 R12: 00007f6a00f71f6c
[ 137.919710] R13: 00007fffe8b94e3f R14: 00007f69fe3d4300 R15: 0000000000022000
[ 137.919734] </TASK>
[ 138.019178] WARNING: CPU: 1 PID: 3613 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460
[ 138.020458] Modules linked in:
[ 138.020902] CPU: 1 PID: 3613 Comm: syz-executor.2 Not tainted 6.0.0-rc5-next-20220913 #1
[ 138.021982] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[ 138.023488] RIP: 0010:group_sched_out.part.0+0x2c7/0x460
[ 138.024238] 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
[ 138.026675] RSP: 0018:ffff88804289fc48 EFLAGS: 00010006
[ 138.027393] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000
[ 138.028371] RDX: ffff8880426e8000 RSI: ffffffff81566027 RDI: 0000000000000005
[ 138.029324] RBP: ffff888042208000 R08: 0000000000000005 R09: 0000000000000001
[ 138.030280] R10: 0000000000000000 R11: ffffffff865aa05b R12: ffff88801764d000
[ 138.031234] R13: ffff88806cf3d100 R14: ffffffff8547c660 R15: 0000000000000002
[ 138.032210] FS: 00007f69fe3d4700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 138.033288] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.034079] CR2: 00007f80b26f3260 CR3: 0000000034c14000 CR4: 0000000000350ee0
[ 138.035028] Call Trace:
[ 138.035384] <TASK>
[ 138.035697] ctx_sched_out+0x8f1/0xc10
[ 138.036254] __perf_event_task_sched_out+0x6d0/0x18d0
[ 138.036954] ? lock_is_held_type+0xd7/0x130
[ 138.037548] ? __perf_cgroup_move+0x160/0x160
[ 138.038137] ? set_next_entity+0x304/0x550
[ 138.038696] ? update_curr+0x267/0x740
[ 138.039218] ? lock_is_held_type+0xd7/0x130
[ 138.039789] __schedule+0xedd/0x2470
[ 138.040304] ? io_schedule_timeout+0x150/0x150
[ 138.040901] ? rcu_read_lock_sched_held+0x3e/0x80
[ 138.041540] schedule+0xda/0x1b0
[ 138.041988] exit_to_user_mode_prepare+0x114/0x1a0
[ 138.042664] syscall_exit_to_user_mode+0x19/0x40
[ 138.043314] do_syscall_64+0x48/0x90
[ 138.043827] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 138.044545] RIP: 0033:0x7f6a00e5eb19
[ 138.045047] 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
[ 138.047440] RSP: 002b:00007f69fe3d4218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 138.048477] RAX: 0000000000000001 RBX: 00007f6a00f71f68 RCX: 00007f6a00e5eb19
[ 138.049429] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f6a00f71f6c
[ 138.050373] RBP: 00007f6a00f71f60 R08: 000000000000000e R09: 0000000000000000
[ 138.051324] R10: 0000000000000007 R11: 0000000000000246 R12: 00007f6a00f71f6c
[ 138.052289] R13: 00007fffe8b94e3f R14: 00007f69fe3d4300 R15: 0000000000022000
[ 138.053250] </TASK>
[ 138.053566] irq event stamp: 3830
[ 138.054033] hardirqs last enabled at (3829): [<ffffffff8133ffc9>] exit_to_user_mode_prepare+0x109/0x1a0
[ 138.055311] hardirqs last disabled at (3830): [<ffffffff8424b1d5>] __schedule+0x1225/0x2470
[ 138.056444] softirqs last enabled at (3686): [<ffffffff8117060b>] __irq_exit_rcu+0x11b/0x180
[ 138.057595] softirqs last disabled at (3677): [<ffffffff8117060b>] __irq_exit_rcu+0x11b/0x180
[ 138.058735] ---[ end trace 0000000000000000 ]---
[ 138.437879] syz-executor.2: attempt to access beyond end of device
[ 138.437879] loop2: rw=2049, sector=40, nr_sectors = 4 limit=40
[ 138.439140] Buffer I/O error on dev loop2, logical block 10, lost async page write
[ 138.467031] syz-executor.2 (3613) used greatest stack depth: 24728 bytes left
[ 138.763171] loop1: detected capacity change from 0 to 4
[ 138.765061] EXT4-fs (loop1): unsupported inode size: 0
[ 138.765483] EXT4-fs (loop1): blocksize: 2048
[ 138.772421] loop1: detected capacity change from 0 to 4
[ 138.773244] EXT4-fs (loop1): unsupported inode size: 0
[ 138.773682] EXT4-fs (loop1): blocksize: 2048
[ 138.988388] loop5: detected capacity change from 0 to 128
[ 143.626338] Bluetooth: hci7: Opcode 0x c03 failed: -110
[ 147.914343] Bluetooth: hci7: Opcode 0x c03 failed: -110
VM DIAGNOSIS:
18:07:11 Registers:
info registers vcpu 0
RAX=dffffc0000000000 RBX=ffff88801b3b5040 RCX=0000000000000000 RDX=0000000000000000
RSI=0000000000000020 RDI=ffff88801b3b5434 RBP=ffff88801b3b5040 RSP=ffff88803a0d7d70
R8 =0000000000000000 R9 =ffffffff85b02317 R10=0000000000000000 R11=0000000000000001
R12=0000000000000000 R13=0000000000400dc0 R14=ffffffff81e49a72 R15=ffff88800f3e5900
RIP=ffffffff813142d6 RFL=00000213 [----A-C] 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 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=00007ffdddc51020 CR3=000000001d5c2000 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 0000000000000000 0000000000000000
YMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000
YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000
YMM04=0000000000000000 0000000000000000 00000000000000ff ffff000000000000
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
info registers vcpu 1
RAX=000000000000006f RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff822b25c1 RDI=ffffffff8763fae0 RBP=ffffffff8763faa0 RSP=ffff88804289f698
R8 =0000000000000001 R9 =000000000000000a R10=000000000000006f R11=0000000000000001
R12=000000000000006f R13=ffffffff8763faa0 R14=0000000000000010 R15=ffffffff822b25b0
RIP=ffffffff822b2619 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 00007f69fe3d4700 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=00007f80b26f3260 CR3=0000000034c14000 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 0000000000000000 0000000000000000
YMM01=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff
YMM02=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff
YMM03=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff
YMM04=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff
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