syzkaller login: [ 44.505329] sshd (252) used greatest stack depth: 24776 bytes left
Warning: Permanently added '[localhost]:24517' (ECDSA) to the list of known hosts.
2022/09/14 13:55:36 fuzzer started
2022/09/14 13:55:37 dialing manager at localhost:33849
[ 45.740568] cgroup: Unknown subsys name 'net'
[ 45.841875] cgroup: Unknown subsys name 'rlimit'
2022/09/14 13:55:52 syscalls: 2215
2022/09/14 13:55:52 code coverage: enabled
2022/09/14 13:55:52 comparison tracing: enabled
2022/09/14 13:55:52 extra coverage: enabled
2022/09/14 13:55:52 setuid sandbox: enabled
2022/09/14 13:55:52 namespace sandbox: enabled
2022/09/14 13:55:52 Android sandbox: enabled
2022/09/14 13:55:52 fault injection: enabled
2022/09/14 13:55:52 leak checking: enabled
2022/09/14 13:55:52 net packet injection: enabled
2022/09/14 13:55:52 net device setup: enabled
2022/09/14 13:55:52 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2022/09/14 13:55:52 devlink PCI setup: PCI device 0000:00:10.0 is not available
2022/09/14 13:55:52 USB emulation: enabled
2022/09/14 13:55:52 hci packet injection: enabled
2022/09/14 13:55:52 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220914 )
2022/09/14 13:55:52 802.15.4 emulation: enabled
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2022/09/14 13:56:14 starting 8 fuzzer processes
13:56:14 executing program 0:
r0 = syz_open_dev$sg(&(0x7f0000001000), 0x0, 0x2)
ioctl$SG_IO(r0, 0x2285, 0x0)
write$binfmt_aout(r0, &(0x7f0000000c40)=ANY=[], 0x120)
write$binfmt_aout(r0, &(0x7f00000009c0)={{}, "c372a768b0317c7d5907f079964a2d48"}, 0x30)
13:56:14 executing program 1:
r0 = io_uring_setup(0x210a, &(0x7f0000000240))
io_uring_register$IORING_REGISTER_PROBE(r0, 0x8, &(0x7f00000002c0)={0x0, 0x0, 0x0, '\x00', [{}]}, 0x1)
13:56:14 executing program 2:
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]})
symlink(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file1\x00')
readlink(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)=""/114, 0x72)
13:56:14 executing program 3:
r0 = syz_open_dev$sg(&(0x7f0000001000), 0x0, 0x2)
write$binfmt_aout(r0, &(0x7f00000003c0)=ANY=[], 0x125)
ioctl$SG_IO(r0, 0x2285, &(0x7f0000000200)={0x53, 0x0, 0x6, 0x0, @buffer={0x0, 0x0, 0x0}, &(0x7f00000000c0)="542b1ef5af5d", 0x0, 0x0, 0x0, 0x0, 0x0})
13:56:14 executing program 4:
mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
read(r0, &(0x7f0000000000), 0x2000)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/exe\x00', 0x105000, 0x0)
read(r1, &(0x7f0000000000), 0x2000)
close(r1)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
[ 83.342613] audit: type=1400 audit(1663163774.756:6): 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
13:56:14 executing program 5:
kexec_load(0x0, 0x1, &(0x7f0000001340)=[{0x0}], 0x0)
13:56:14 executing program 6:
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)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x26e1, 0x0)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 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, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
tkill(0x0, 0x16)
ptrace(0x11, 0x0)
ptrace$setopts(0x4206, 0x0, 0x0, 0x100034)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000700)=[@cred={{0x1c}}], 0x20, 0x400c8c0}, 0x44494)
mount$9p_tcp(&(0x7f0000000000), &(0x7f00000001c0)='./file1\x00', &(0x7f0000000200), 0x8, &(0x7f0000000300)={'trans=tcp,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@afid}, {@afid={'afid', 0x3d, 0x4}}, {@access_user}], [{@obj_type={'obj_type', 0x3d, '/proc/locks\x00'}}, {@rootcontext={'rootcontext', 0x3d, 'user_u'}}, {@obj_type}, {@rootcontext={'rootcontext', 0x3d, 'staff_u'}}]}})
13:56:14 executing program 7:
perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x77, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = socket$netlink(0x10, 0x3, 0x10)
sendmsg$netlink(r0, &(0x7f0000007ec0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)={0x18, 0x1d, 0x1, 0x0, 0x0, "", [@typed={0x4, 0x0, 0x0, 0x0, @binary}, @nested={0x4}]}, 0x18}], 0x1}, 0x0)
[ 84.705707] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 84.707781] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 84.709296] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 84.711213] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 84.712370] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 84.713575] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 84.725674] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 84.726454] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 84.727197] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 84.730868] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 84.731674] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 84.732566] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 84.733397] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 84.734137] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 84.734955] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 84.735537] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 84.736395] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 84.739093] Bluetooth: hci2: HCI_REQ-0x0c1a
[ 84.743288] Bluetooth: hci0: HCI_REQ-0x0c1a
[ 84.743604] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 84.753235] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3
[ 84.757217] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 84.757767] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 84.762346] Bluetooth: hci1: HCI_REQ-0x0c1a
[ 84.770525] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 84.772664] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3
[ 84.773983] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 84.779639] Bluetooth: hci3: HCI_REQ-0x0c1a
[ 84.796346] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1
[ 84.798025] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1
[ 84.803694] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9
[ 84.805448] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 84.808050] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9
[ 84.808658] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9
[ 84.809285] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9
[ 84.810380] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 84.813167] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4
[ 84.814024] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4
[ 84.819315] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 84.822181] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3
[ 84.822194] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3
[ 84.823407] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1
[ 84.825059] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 84.825819] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2
[ 84.826787] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2
[ 84.829160] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3
[ 84.831071] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9
[ 84.832126] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9
[ 84.832955] Bluetooth: hci5: HCI_REQ-0x0c1a
[ 84.840261] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
[ 84.847006] Bluetooth: hci6: HCI_REQ-0x0c1a
[ 84.847453] Bluetooth: hci4: HCI_REQ-0x0c1a
[ 84.984530] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4
[ 84.992122] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3
[ 84.994727] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2
[ 85.011689] Bluetooth: hci7: HCI_REQ-0x0c1a
[ 86.760483] Bluetooth: hci0: command 0x0409 tx timeout
[ 86.761099] Bluetooth: hci2: command 0x0409 tx timeout
[ 86.824184] Bluetooth: hci3: command 0x0409 tx timeout
[ 86.825030] Bluetooth: hci1: command 0x0409 tx timeout
[ 86.887948] Bluetooth: hci4: command 0x0409 tx timeout
[ 86.953019] Bluetooth: hci5: command 0x0409 tx timeout
[ 86.953495] Bluetooth: hci6: command 0x0409 tx timeout
[ 87.080125] Bluetooth: hci7: command 0x0409 tx timeout
[ 88.808985] Bluetooth: hci2: command 0x041b tx timeout
[ 88.809491] Bluetooth: hci0: command 0x041b tx timeout
[ 88.872995] Bluetooth: hci1: command 0x041b tx timeout
[ 88.873459] Bluetooth: hci3: command 0x041b tx timeout
[ 88.936994] Bluetooth: hci4: command 0x041b tx timeout
[ 89.000968] Bluetooth: hci6: command 0x041b tx timeout
[ 89.001431] Bluetooth: hci5: command 0x041b tx timeout
[ 89.127973] Bluetooth: hci7: command 0x041b tx timeout
[ 90.857823] Bluetooth: hci0: command 0x040f tx timeout
[ 90.859027] Bluetooth: hci2: command 0x040f tx timeout
[ 90.921173] Bluetooth: hci3: command 0x040f tx timeout
[ 90.922096] Bluetooth: hci1: command 0x040f tx timeout
[ 90.984985] Bluetooth: hci4: command 0x040f tx timeout
[ 91.048035] Bluetooth: hci5: command 0x040f tx timeout
[ 91.048970] Bluetooth: hci6: command 0x040f tx timeout
[ 91.177006] Bluetooth: hci7: command 0x040f tx timeout
[ 92.904218] Bluetooth: hci2: command 0x0419 tx timeout
[ 92.905338] Bluetooth: hci0: command 0x0419 tx timeout
[ 92.967985] Bluetooth: hci1: command 0x0419 tx timeout
[ 92.968752] Bluetooth: hci3: command 0x0419 tx timeout
[ 93.032076] Bluetooth: hci4: command 0x0419 tx timeout
[ 93.096096] Bluetooth: hci6: command 0x0419 tx timeout
[ 93.098413] Bluetooth: hci5: command 0x0419 tx timeout
[ 93.224025] Bluetooth: hci7: command 0x0419 tx timeout
13:57:14 executing program 2:
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]})
symlink(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file1\x00')
readlink(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)=""/114, 0x72)
13:57:14 executing program 2:
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]})
symlink(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file1\x00')
readlink(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)=""/114, 0x72)
[ 143.383782] audit: type=1400 audit(1663163834.797:7): avc: denied { open } for pid=3745 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
[ 143.385378] audit: type=1400 audit(1663163834.797:8): avc: denied { kernel } for pid=3745 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
[ 143.397527] ------------[ cut here ]------------
[ 143.397550]
[ 143.397554] ======================================================
[ 143.397558] WARNING: possible circular locking dependency detected
[ 143.397563] 6.0.0-rc5-next-20220914 #1 Not tainted
[ 143.397569] ------------------------------------------------------
[ 143.397573] syz-executor.7/3746 is trying to acquire lock:
[ 143.397579] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70
[ 143.397619]
[ 143.397619] but task is already holding lock:
[ 143.397621] ffff88801f6e0820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0
[ 143.397650]
[ 143.397650] which lock already depends on the new lock.
[ 143.397650]
[ 143.397653]
[ 143.397653] the existing dependency chain (in reverse order) is:
[ 143.397657]
[ 143.397657] -> #3 (&ctx->lock){....}-{2:2}:
[ 143.397673] _raw_spin_lock+0x2a/0x40
[ 143.397694] __perf_event_task_sched_out+0x53b/0x18d0
[ 143.397706] __schedule+0xedd/0x2470
[ 143.397717] schedule+0xda/0x1b0
[ 143.397727] exit_to_user_mode_prepare+0x114/0x1a0
[ 143.397748] syscall_exit_to_user_mode+0x19/0x40
[ 143.397766] do_syscall_64+0x48/0x90
[ 143.397780] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 143.397798]
[ 143.397798] -> #2 (&rq->__lock){-.-.}-{2:2}:
[ 143.397812] _raw_spin_lock_nested+0x30/0x40
[ 143.397827] raw_spin_rq_lock_nested+0x1e/0x30
[ 143.397840] task_fork_fair+0x63/0x4d0
[ 143.397857] sched_cgroup_fork+0x3d0/0x540
[ 143.397872] copy_process+0x4183/0x6e20
[ 143.397882] kernel_clone+0xe7/0x890
[ 143.397891] user_mode_thread+0xad/0xf0
[ 143.397902] rest_init+0x24/0x250
[ 143.397921] arch_call_rest_init+0xf/0x14
[ 143.397933] start_kernel+0x4c1/0x4e6
[ 143.397943] secondary_startup_64_no_verify+0xe0/0xeb
[ 143.397957]
[ 143.397957] -> #1 (&p->pi_lock){-.-.}-{2:2}:
[ 143.397971] _raw_spin_lock_irqsave+0x39/0x60
[ 143.397986] try_to_wake_up+0xab/0x1920
[ 143.398000] up+0x75/0xb0
[ 143.398011] __up_console_sem+0x6e/0x80
[ 143.398027] console_unlock+0x46a/0x590
[ 143.398043] vt_ioctl+0x2822/0x2ca0
[ 143.398056] tty_ioctl+0x7c4/0x1700
[ 143.398068] __x64_sys_ioctl+0x19a/0x210
[ 143.398083] do_syscall_64+0x3b/0x90
[ 143.398096] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 143.398114]
[ 143.398114] -> #0 ((console_sem).lock){....}-{2:2}:
[ 143.398127] __lock_acquire+0x2a02/0x5e70
[ 143.398144] lock_acquire+0x1a2/0x530
[ 143.398160] _raw_spin_lock_irqsave+0x39/0x60
[ 143.398175] down_trylock+0xe/0x70
[ 143.398188] __down_trylock_console_sem+0x3b/0xd0
[ 143.398204] vprintk_emit+0x16b/0x560
[ 143.398221] vprintk+0x84/0xa0
[ 143.398237] _printk+0xba/0xf1
[ 143.398256] report_bug.cold+0x72/0xab
[ 143.398268] handle_bug+0x3c/0x70
[ 143.398281] exc_invalid_op+0x14/0x50
[ 143.398294] asm_exc_invalid_op+0x16/0x20
[ 143.398311] group_sched_out.part.0+0x2c7/0x460
[ 143.398321] ctx_sched_out+0x8f1/0xc10
[ 143.398331] __perf_event_task_sched_out+0x6d0/0x18d0
[ 143.398343] __schedule+0xedd/0x2470
[ 143.398353] schedule+0xda/0x1b0
[ 143.398362] exit_to_user_mode_prepare+0x114/0x1a0
[ 143.398382] syscall_exit_to_user_mode+0x19/0x40
[ 143.398399] do_syscall_64+0x48/0x90
[ 143.398412] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 143.398429]
[ 143.398429] other info that might help us debug this:
[ 143.398429]
[ 143.398432] Chain exists of:
[ 143.398432] (console_sem).lock --> &rq->__lock --> &ctx->lock
[ 143.398432]
[ 143.398447] Possible unsafe locking scenario:
[ 143.398447]
[ 143.398449] CPU0 CPU1
[ 143.398452] ---- ----
[ 143.398454] lock(&ctx->lock);
[ 143.398460] lock(&rq->__lock);
[ 143.398467] lock(&ctx->lock);
[ 143.398473] lock((console_sem).lock);
[ 143.398478]
[ 143.398478] *** DEADLOCK ***
[ 143.398478]
[ 143.398480] 2 locks held by syz-executor.7/3746:
[ 143.398488] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470
[ 143.398513] #1: ffff88801f6e0820 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0
[ 143.398541]
[ 143.398541] stack backtrace:
[ 143.398544] CPU: 0 PID: 3746 Comm: syz-executor.7 Not tainted 6.0.0-rc5-next-20220914 #1
[ 143.398556] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[ 143.398565] Call Trace:
[ 143.398568]
[ 143.398573] dump_stack_lvl+0x8b/0xb3
[ 143.398588] check_noncircular+0x263/0x2e0
[ 143.398605] ? format_decode+0x26c/0xb50
[ 143.398620] ? print_circular_bug+0x450/0x450
[ 143.398638] ? enable_ptr_key_workfn+0x20/0x20
[ 143.398654] ? format_decode+0x26c/0xb50
[ 143.398670] ? alloc_chain_hlocks+0x1ec/0x5a0
[ 143.398689] __lock_acquire+0x2a02/0x5e70
[ 143.398713] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 143.398732] ? __mutex_add_waiter+0x120/0x120
[ 143.398752] lock_acquire+0x1a2/0x530
[ 143.398769] ? down_trylock+0xe/0x70
[ 143.398785] ? rcu_read_unlock+0x40/0x40
[ 143.398808] ? vprintk+0x84/0xa0
[ 143.398827] _raw_spin_lock_irqsave+0x39/0x60
[ 143.398843] ? down_trylock+0xe/0x70
[ 143.398857] down_trylock+0xe/0x70
[ 143.398870] ? vprintk+0x84/0xa0
[ 143.398888] __down_trylock_console_sem+0x3b/0xd0
[ 143.398906] vprintk_emit+0x16b/0x560
[ 143.398926] vprintk+0x84/0xa0
[ 143.398945] _printk+0xba/0xf1
[ 143.398963] ? record_print_text.cold+0x16/0x16
[ 143.398987] ? report_bug.cold+0x66/0xab
[ 143.399002] ? group_sched_out.part.0+0x2c7/0x460
[ 143.399013] report_bug.cold+0x72/0xab
[ 143.399030] handle_bug+0x3c/0x70
[ 143.399044] exc_invalid_op+0x14/0x50
[ 143.399058] asm_exc_invalid_op+0x16/0x20
[ 143.399076] RIP: 0010:group_sched_out.part.0+0x2c7/0x460
[ 143.399089] 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
[ 143.399101] RSP: 0018:ffff88801d64fc48 EFLAGS: 00010006
[ 143.399110] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000
[ 143.399117] RDX: ffff888015f05040 RSI: ffffffff81566027 RDI: 0000000000000005
[ 143.399125] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001
[ 143.399132] R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff88801f6e0800
[ 143.399140] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002
[ 143.399153] ? group_sched_out.part.0+0x2c7/0x460
[ 143.399167] ? group_sched_out.part.0+0x2c7/0x460
[ 143.399180] ctx_sched_out+0x8f1/0xc10
[ 143.399194] __perf_event_task_sched_out+0x6d0/0x18d0
[ 143.399210] ? lock_is_held_type+0xd7/0x130
[ 143.399230] ? __perf_cgroup_move+0x160/0x160
[ 143.399242] ? set_next_entity+0x304/0x550
[ 143.399260] ? update_curr+0x267/0x740
[ 143.399279] ? lock_is_held_type+0xd7/0x130
[ 143.399299] __schedule+0xedd/0x2470
[ 143.399314] ? io_schedule_timeout+0x150/0x150
[ 143.399327] ? __x64_sys_futex_time32+0x480/0x480
[ 143.399342] schedule+0xda/0x1b0
[ 143.399354] exit_to_user_mode_prepare+0x114/0x1a0
[ 143.399375] syscall_exit_to_user_mode+0x19/0x40
[ 143.399394] do_syscall_64+0x48/0x90
[ 143.399408] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 143.399426] RIP: 0033:0x7f938694eb19
[ 143.399435] 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
[ 143.399446] RSP: 002b:00007f9383ec4218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 143.399456] RAX: 0000000000000001 RBX: 00007f9386a61f68 RCX: 00007f938694eb19
[ 143.399464] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9386a61f6c
[ 143.399471] RBP: 00007f9386a61f60 R08: 000000000000000e R09: 0000000000000000
[ 143.399478] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f9386a61f6c
[ 143.399486] R13: 00007ffd608c9d1f R14: 00007f9383ec4300 R15: 0000000000022000
[ 143.399501]
[ 143.454351] WARNING: CPU: 0 PID: 3746 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460
[ 143.455014] Modules linked in:
[ 143.455256] CPU: 0 PID: 3746 Comm: syz-executor.7 Not tainted 6.0.0-rc5-next-20220914 #1
[ 143.455853] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[ 143.456689] RIP: 0010:group_sched_out.part.0+0x2c7/0x460
[ 143.457086] 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
[ 143.458418] RSP: 0018:ffff88801d64fc48 EFLAGS: 00010006
[ 143.458817] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000
[ 143.459345] RDX: ffff888015f05040 RSI: ffffffff81566027 RDI: 0000000000000005
[ 143.459857] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001
[ 143.460372] R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff88801f6e0800
[ 143.460888] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002
[ 143.461424] FS: 00007f9383ec4700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 143.462000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 143.462423] CR2: 00007f84a55217b0 CR3: 000000003f82a000 CR4: 0000000000350ef0
[ 143.462940] Call Trace:
[ 143.463131]
[ 143.463301] ctx_sched_out+0x8f1/0xc10
[ 143.463603] __perf_event_task_sched_out+0x6d0/0x18d0
[ 143.463997] ? lock_is_held_type+0xd7/0x130
[ 143.464321] ? __perf_cgroup_move+0x160/0x160
[ 143.464650] ? set_next_entity+0x304/0x550
[ 143.464983] ? update_curr+0x267/0x740
[ 143.465288] ? lock_is_held_type+0xd7/0x130
[ 143.465627] __schedule+0xedd/0x2470
[ 143.465915] ? io_schedule_timeout+0x150/0x150
[ 143.466264] ? __x64_sys_futex_time32+0x480/0x480
[ 143.466633] schedule+0xda/0x1b0
[ 143.466894] exit_to_user_mode_prepare+0x114/0x1a0
[ 143.467273] syscall_exit_to_user_mode+0x19/0x40
[ 143.467640] do_syscall_64+0x48/0x90
[ 143.467934] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 143.468334] RIP: 0033:0x7f938694eb19
[ 143.468616] 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
[ 143.469992] RSP: 002b:00007f9383ec4218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 143.470569] RAX: 0000000000000001 RBX: 00007f9386a61f68 RCX: 00007f938694eb19
[ 143.471109] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9386a61f6c
[ 143.471646] RBP: 00007f9386a61f60 R08: 000000000000000e R09: 0000000000000000
[ 143.472172] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f9386a61f6c
[ 143.472722] R13: 00007ffd608c9d1f R14: 00007f9383ec4300 R15: 0000000000022000
[ 143.473262]
[ 143.473446] irq event stamp: 782
[ 143.473706] hardirqs last enabled at (781): [] exit_to_user_mode_prepare+0x109/0x1a0
[ 143.474412] hardirqs last disabled at (782): [] __schedule+0x1225/0x2470
[ 143.475039] softirqs last enabled at (770): [] __irq_exit_rcu+0x11b/0x180
[ 143.475687] softirqs last disabled at (621): [] __irq_exit_rcu+0x11b/0x180
[ 143.476338] ---[ end trace 0000000000000000 ]---
13:57:14 executing program 2:
seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]})
symlink(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file1\x00')
readlink(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)=""/114, 0x72)
13:57:15 executing program 2:
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000005c0), 0x40102, 0x0)
write$vga_arbiter(r0, &(0x7f0000000140)=@target={'target ', {'PCI:', '0', ':', '19', ':', '1f', '.', '8'}}, 0x15)
13:57:15 executing program 2:
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000005c0), 0x40102, 0x0)
write$vga_arbiter(r0, &(0x7f0000000140)=@target={'target ', {'PCI:', '0', ':', '19', ':', '1f', '.', '8'}}, 0x15)
13:57:15 executing program 2:
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000005c0), 0x40102, 0x0)
write$vga_arbiter(r0, &(0x7f0000000140)=@target={'target ', {'PCI:', '0', ':', '19', ':', '1f', '.', '8'}}, 0x15)
[ 143.764950] ieee80211 phy2: Selected rate control algorithm 'minstrel_ht'
13:57:15 executing program 2:
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000005c0), 0x40102, 0x0)
write$vga_arbiter(r0, &(0x7f0000000140)=@target={'target ', {'PCI:', '0', ':', '19', ':', '1f', '.', '8'}}, 0x15)
[ 143.840383] ieee80211 phy3: Selected rate control algorithm 'minstrel_ht'
13:57:15 executing program 2:
r0 = add_key$keyring(&(0x7f0000000240), &(0x7f0000000280)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffd)
add_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz', 0x0}, &(0x7f0000000080)="fd", 0x1, r0)
keyctl$read(0xb, r0, &(0x7f00000002c0)=""/102400, 0x19000)
[ 143.864536] syz-executor.7 (3746) used greatest stack depth: 23960 bytes left
[ 148.520047] Bluetooth: hci0: Opcode 0x c03 failed: -110
[ 148.583948] Bluetooth: hci5: Opcode 0x c03 failed: -110
[ 148.583947] Bluetooth: hci7: Opcode 0x c03 failed: -110
[ 148.584080] Bluetooth: hci4: Opcode 0x c03 failed: -110
[ 148.584799] Bluetooth: hci2: Opcode 0x c03 failed: -110
[ 148.585571] Bluetooth: hci3: Opcode 0x c03 failed: -110
[ 152.872084] Bluetooth: hci0: Opcode 0x c03 failed: -110
[ 152.999973] Bluetooth: hci7: Opcode 0x c03 failed: -110
[ 152.999996] Bluetooth: hci3: Opcode 0x c03 failed: -110
[ 153.001580] Bluetooth: hci4: Opcode 0x c03 failed: -110
[ 153.002365] Bluetooth: hci5: Opcode 0x c03 failed: -110
[ 153.003121] Bluetooth: hci2: Opcode 0x c03 failed: -110
VM DIAGNOSIS:
13:57:15 Registers:
info registers vcpu 0
RAX=0000000000000039 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff822b24f1 RDI=ffffffff87641b60 RBP=ffffffff87641b20 RSP=ffff88801d64f698
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000039 R11=0000000000000001
R12=0000000000000039 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 00007f9383ec4700 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=00007f84a55217b0 CR3=000000003f82a000 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 00007f9386a357c0 00007f9386a357c8
YMM02=0000000000000000 0000000000000000 00007f9386a357e0 00007f9386a357c0
YMM03=0000000000000000 0000000000000000 00007f9386a357c8 00007f9386a357c0
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=0000000000000000 RBX=0000000000000001 RCX=ffffffff840fa1ba RDX=1ffffffff0c44f91
RSI=ffffffff86227c5a RDI=ffffffff85debee4 RBP=ffff88800ff57818 RSP=ffff88800ff57740
R8 =ffffffff86227c84 R9 =ffffffff86227c88 R10=ffffed1001feaf05 R11=000000000003603d
R12=ffff88800ff57801 R13=ffff88800ff57820 R14=ffff88800ff577c0 R15=ffffffff840fa1ba
RIP=ffffffff8111b61b RFL=00000212 [----A--] 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=00007fed8bf7e028 CR3=000000001814c000 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 6f732e616d7a6c62 696c2f756e672d78
YMM02=0000000000000000 0000000000000000 00352e6f732e616d 7a6c62696c2f756e
YMM03=0000000000000000 0000000000000000 672d78756e696c2d 34365f3638782f62
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