Warning: Permanently added '[localhost]:22748' (ECDSA) to the list of known hosts. 2022/09/30 03:42:24 fuzzer started 2022/09/30 03:42:25 dialing manager at localhost:40535 syzkaller login: [ 46.202785] cgroup: Unknown subsys name 'net' [ 46.303828] cgroup: Unknown subsys name 'rlimit' 2022/09/30 03:42:40 syscalls: 2215 2022/09/30 03:42:40 code coverage: enabled 2022/09/30 03:42:40 comparison tracing: enabled 2022/09/30 03:42:40 extra coverage: enabled 2022/09/30 03:42:40 setuid sandbox: enabled 2022/09/30 03:42:40 namespace sandbox: enabled 2022/09/30 03:42:40 Android sandbox: enabled 2022/09/30 03:42:40 fault injection: enabled 2022/09/30 03:42:40 leak checking: enabled 2022/09/30 03:42:40 net packet injection: enabled 2022/09/30 03:42:40 net device setup: enabled 2022/09/30 03:42:40 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/30 03:42:40 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/30 03:42:40 USB emulation: enabled 2022/09/30 03:42:40 hci packet injection: enabled 2022/09/30 03:42:40 wifi device emulation: failed to parse kernel version (6.0.0-rc7-next-20220929) 2022/09/30 03:42:40 802.15.4 emulation: enabled 2022/09/30 03:42:40 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/30 03:42:40 fetching corpus: 50, signal 28031/31443 (executing program) 2022/09/30 03:42:40 fetching corpus: 100, signal 42272/46972 (executing program) 2022/09/30 03:42:40 fetching corpus: 150, signal 47476/53502 (executing program) 2022/09/30 03:42:40 fetching corpus: 200, signal 51269/58619 (executing program) 2022/09/30 03:42:40 fetching corpus: 250, signal 57802/66256 (executing program) 2022/09/30 03:42:40 fetching corpus: 300, signal 64449/73836 (executing program) 2022/09/30 03:42:41 fetching corpus: 350, signal 68158/78560 (executing program) 2022/09/30 03:42:41 fetching corpus: 400, signal 71296/82735 (executing program) 2022/09/30 03:42:41 fetching corpus: 450, signal 75550/87807 (executing program) 2022/09/30 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signal 188157/195324 (executing program) 2022/09/30 03:42:51 fetching corpus: 4700, signal 188823/195408 (executing program) 2022/09/30 03:42:51 fetching corpus: 4750, signal 189388/195454 (executing program) 2022/09/30 03:42:51 fetching corpus: 4800, signal 189772/195477 (executing program) 2022/09/30 03:42:51 fetching corpus: 4827, signal 189929/195494 (executing program) 2022/09/30 03:42:51 fetching corpus: 4827, signal 189929/195494 (executing program) 2022/09/30 03:42:54 starting 8 fuzzer processes 03:42:54 executing program 0: openat$rtc(0xffffffffffffff9c, &(0x7f0000000000), 0x40, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040), 0x400200, 0x0) epoll_create(0x1) ioctl$PTP_EXTTS_REQUEST2(0xffffffffffffffff, 0x40103d0b, &(0x7f0000000080)={0x8, 0xa93cce4125139d20}) getsockopt$inet_mreqsrc(0xffffffffffffffff, 0x0, 0x28, &(0x7f00000000c0)={@empty, @loopback, @loopback}, &(0x7f0000000100)=0xc) ioctl$RTC_PLL_GET(r0, 0x80207011, &(0x7f0000000140)) ioctl$RTC_ALM_READ(r0, 0x80247008, &(0x7f0000000180)) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0), 0x102, 0x0) ioctl$RTC_EPOCH_READ(r1, 0x8008700d, &(0x7f0000000200)) ioctl$PTP_SYS_OFFSET(0xffffffffffffffff, 0x43403d05, &(0x7f00000016c0)={0x7}) fork() 03:42:54 executing program 1: waitid(0x0, 0x0, 0x0, 0xe29dfeb37ed8d0a6, 0x0) 03:42:54 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x49, &(0x7f0000000000)={@dev}, 0x14) 03:42:54 executing program 2: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x74, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sr(0xffffffffffffff9c, &(0x7f0000000000), 0x20b00, 0x0) ioctl$TIOCMBIS(r0, 0x5, 0x0) 03:42:54 executing program 4: socket$inet(0x2, 0xa, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, 0x0, 0x0) getsockopt$EBT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x81, 0x0, 0x0) sendmsg$DCCPDIAG_GETSOCK(0xffffffffffffffff, 0x0, 0x0) socketpair(0x11, 0x2, 0x3, &(0x7f0000000040)) 03:42:54 executing program 6: syz_emit_ethernet(0x42, 0x0, 0x0) 03:42:54 executing program 5: syz_mount_image$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 = add_key$keyring(&(0x7f0000000240), &(0x7f0000000280)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$chown(0x4, r1, r0, 0xee00) [ 75.630052] audit: type=1400 audit(1664509374.593:6): avc: denied { execmem } for pid=285 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 03:42:54 executing program 7: prctl$PR_SET_DUMPABLE(0x34, 0x2) [ 76.887208] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 76.889359] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 76.891370] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 76.892975] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 76.894448] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 76.895607] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 76.900134] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 76.902360] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 76.903972] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 76.905350] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 76.907312] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 76.908981] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 76.914355] Bluetooth: hci1: HCI_REQ-0x0c1a [ 76.931786] Bluetooth: hci0: HCI_REQ-0x0c1a [ 76.979792] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 76.981551] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 76.984071] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 76.987158] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 76.994715] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 76.996622] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 76.998571] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 77.003104] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 77.004271] Bluetooth: hci2: HCI_REQ-0x0c1a [ 77.008207] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 77.010411] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 77.011148] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 77.015849] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 77.017487] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 77.019656] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 77.021574] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 77.023011] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 77.027634] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 77.031874] Bluetooth: hci5: HCI_REQ-0x0c1a [ 77.046508] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 77.049614] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 77.052494] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 77.057168] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 77.058460] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 77.060302] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 77.062701] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 77.068478] Bluetooth: hci7: HCI_REQ-0x0c1a [ 77.088787] Bluetooth: hci6: HCI_REQ-0x0c1a [ 78.965748] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 78.967196] Bluetooth: hci3: Opcode 0x c03 failed: -110 [ 79.029922] Bluetooth: hci2: command 0x0409 tx timeout [ 79.031133] Bluetooth: hci1: command 0x0409 tx timeout [ 79.032370] Bluetooth: hci0: command 0x0409 tx timeout [ 79.094502] Bluetooth: hci5: command 0x0409 tx timeout [ 79.095801] Bluetooth: hci7: command 0x0409 tx timeout [ 79.157744] Bluetooth: hci6: command 0x0409 tx timeout [ 81.078214] Bluetooth: hci0: command 0x041b tx timeout [ 81.079622] Bluetooth: hci1: command 0x041b tx timeout [ 81.080383] Bluetooth: hci2: command 0x041b tx timeout [ 81.142859] Bluetooth: hci7: command 0x041b tx timeout [ 81.143718] Bluetooth: hci5: command 0x041b tx timeout [ 81.206757] Bluetooth: hci6: command 0x041b tx timeout [ 82.426517] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 82.428279] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 82.430507] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 82.431741] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 82.434060] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 82.435864] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 82.436765] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 82.439139] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 82.440410] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 82.441521] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 82.446872] Bluetooth: hci3: HCI_REQ-0x0c1a [ 82.446889] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 82.466924] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 82.476760] Bluetooth: hci4: HCI_REQ-0x0c1a [ 83.125818] Bluetooth: hci2: command 0x040f tx timeout [ 83.125914] Bluetooth: hci1: command 0x040f tx timeout [ 83.126330] Bluetooth: hci0: command 0x040f tx timeout [ 83.190796] Bluetooth: hci5: command 0x040f tx timeout [ 83.191255] Bluetooth: hci7: command 0x040f tx timeout [ 83.253749] Bluetooth: hci6: command 0x040f tx timeout [ 84.469732] Bluetooth: hci3: command 0x0409 tx timeout [ 84.533759] Bluetooth: hci4: command 0x0409 tx timeout [ 85.173726] Bluetooth: hci0: command 0x0419 tx timeout [ 85.174193] Bluetooth: hci1: command 0x0419 tx timeout [ 85.174594] Bluetooth: hci2: command 0x0419 tx timeout [ 85.237738] Bluetooth: hci7: command 0x0419 tx timeout [ 85.238157] Bluetooth: hci5: command 0x0419 tx timeout [ 85.301708] Bluetooth: hci6: command 0x0419 tx timeout [ 86.517779] Bluetooth: hci3: command 0x041b tx timeout [ 86.581738] Bluetooth: hci4: command 0x041b tx timeout [ 88.565741] Bluetooth: hci3: command 0x040f tx timeout [ 88.629771] Bluetooth: hci4: command 0x040f tx timeout [ 90.614737] Bluetooth: hci3: command 0x0419 tx timeout [ 90.677762] Bluetooth: hci4: command 0x0419 tx timeout [ 130.518903] audit: type=1400 audit(1664509429.481:7): avc: denied { open } for pid=3810 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 [ 130.520393] audit: type=1400 audit(1664509429.482:8): avc: denied { kernel } for pid=3810 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 [ 130.540427] syz-executor.4 uses obsolete (PF_INET,SOCK_PACKET) [ 130.541096] ------------[ cut here ]------------ [ 130.541119] [ 130.541122] ====================================================== [ 130.541127] WARNING: possible circular locking dependency detected [ 130.541132] 6.0.0-rc7-next-20220929 #1 Not tainted [ 130.541140] ------------------------------------------------------ [ 130.541144] syz-executor.2/3811 is trying to acquire lock: [ 130.541151] ffffffff853faab8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 130.541200] [ 130.541200] but task is already holding lock: [ 130.541203] ffff88800e2e4420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 130.541229] [ 130.541229] which lock already depends on the new lock. [ 130.541229] [ 130.541232] [ 130.541232] the existing dependency chain (in reverse order) is: [ 130.541236] [ 130.541236] -> #3 (&ctx->lock){....}-{2:2}: [ 130.541249] _raw_spin_lock+0x2a/0x40 [ 130.541260] __perf_event_task_sched_out+0x53b/0x18d0 [ 130.541271] __schedule+0xedd/0x2470 [ 130.541286] schedule+0xda/0x1b0 [ 130.541299] exit_to_user_mode_prepare+0x114/0x1a0 [ 130.541311] syscall_exit_to_user_mode+0x19/0x40 [ 130.541324] do_syscall_64+0x48/0x90 [ 130.541342] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 130.541355] [ 130.541355] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 130.541368] _raw_spin_lock_nested+0x30/0x40 [ 130.541379] raw_spin_rq_lock_nested+0x1e/0x30 [ 130.541392] task_fork_fair+0x63/0x4d0 [ 130.541409] sched_cgroup_fork+0x3d0/0x540 [ 130.541423] copy_process+0x4183/0x6e20 [ 130.541434] kernel_clone+0xe7/0x890 [ 130.541443] user_mode_thread+0xad/0xf0 [ 130.541453] rest_init+0x24/0x250 [ 130.541465] arch_call_rest_init+0xf/0x14 [ 130.541481] start_kernel+0x4c6/0x4eb [ 130.541496] secondary_startup_64_no_verify+0xe0/0xeb [ 130.541510] [ 130.541510] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 130.541523] _raw_spin_lock_irqsave+0x39/0x60 [ 130.541534] try_to_wake_up+0xab/0x1930 [ 130.541547] up+0x75/0xb0 [ 130.541561] __up_console_sem+0x6e/0x80 [ 130.541577] console_unlock+0x46a/0x590 [ 130.541593] vprintk_emit+0x1bd/0x560 [ 130.541609] vprintk+0x84/0xa0 [ 130.541625] _printk+0xba/0xf1 [ 130.541636] kauditd_hold_skb.cold+0x3f/0x4e [ 130.541653] kauditd_send_queue+0x233/0x290 [ 130.541669] kauditd_thread+0x5f9/0x9c0 [ 130.541682] kthread+0x2ed/0x3a0 [ 130.541697] ret_from_fork+0x22/0x30 [ 130.541709] [ 130.541709] -> #0 ((console_sem).lock){....}-{2:2}: [ 130.541723] __lock_acquire+0x2a02/0x5e70 [ 130.541740] lock_acquire+0x1a2/0x530 [ 130.541755] _raw_spin_lock_irqsave+0x39/0x60 [ 130.541766] down_trylock+0xe/0x70 [ 130.541780] __down_trylock_console_sem+0x3b/0xd0 [ 130.541796] vprintk_emit+0x16b/0x560 [ 130.541812] vprintk+0x84/0xa0 [ 130.541828] _printk+0xba/0xf1 [ 130.541838] report_bug.cold+0x72/0xab [ 130.541854] handle_bug+0x3c/0x70 [ 130.541870] exc_invalid_op+0x14/0x50 [ 130.541887] asm_exc_invalid_op+0x16/0x20 [ 130.541898] group_sched_out.part.0+0x2c7/0x460 [ 130.541916] ctx_sched_out+0x8f1/0xc10 [ 130.541933] __perf_event_task_sched_out+0x6d0/0x18d0 [ 130.541944] __schedule+0xedd/0x2470 [ 130.541957] schedule+0xda/0x1b0 [ 130.541970] exit_to_user_mode_prepare+0x114/0x1a0 [ 130.541981] syscall_exit_to_user_mode+0x19/0x40 [ 130.541993] do_syscall_64+0x48/0x90 [ 130.542010] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 130.542022] [ 130.542022] other info that might help us debug this: [ 130.542022] [ 130.542025] Chain exists of: [ 130.542025] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 130.542025] [ 130.542040] Possible unsafe locking scenario: [ 130.542040] [ 130.542042] CPU0 CPU1 [ 130.542044] ---- ---- [ 130.542047] lock(&ctx->lock); [ 130.542052] lock(&rq->__lock); [ 130.542065] lock(&ctx->lock); [ 130.542071] lock((console_sem).lock); [ 130.542077] [ 130.542077] *** DEADLOCK *** [ 130.542077] [ 130.542079] 2 locks held by syz-executor.2/3811: [ 130.542085] #0: ffff88806cf37e98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 130.542114] #1: ffff88800e2e4420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 130.542141] [ 130.542141] stack backtrace: [ 130.542144] CPU: 1 PID: 3811 Comm: syz-executor.2 Not tainted 6.0.0-rc7-next-20220929 #1 [ 130.542156] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 130.542164] Call Trace: [ 130.542168] [ 130.542171] dump_stack_lvl+0x8b/0xb3 [ 130.542190] check_noncircular+0x263/0x2e0 [ 130.542207] ? format_decode+0x26c/0xb50 [ 130.542223] ? print_circular_bug+0x450/0x450 [ 130.542240] ? enable_ptr_key_workfn+0x20/0x20 [ 130.542257] ? format_decode+0x26c/0xb50 [ 130.542274] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 130.542291] __lock_acquire+0x2a02/0x5e70 [ 130.542313] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 130.542335] lock_acquire+0x1a2/0x530 [ 130.542352] ? down_trylock+0xe/0x70 [ 130.542369] ? lock_release+0x750/0x750 [ 130.542390] ? vprintk+0x84/0xa0 [ 130.542407] _raw_spin_lock_irqsave+0x39/0x60 [ 130.542419] ? down_trylock+0xe/0x70 [ 130.542434] down_trylock+0xe/0x70 [ 130.542450] ? vprintk+0x84/0xa0 [ 130.542467] __down_trylock_console_sem+0x3b/0xd0 [ 130.542484] vprintk_emit+0x16b/0x560 [ 130.542503] vprintk+0x84/0xa0 [ 130.542520] _printk+0xba/0xf1 [ 130.542532] ? record_print_text.cold+0x16/0x16 [ 130.542547] ? report_bug.cold+0x66/0xab [ 130.542565] ? group_sched_out.part.0+0x2c7/0x460 [ 130.542584] report_bug.cold+0x72/0xab [ 130.542602] handle_bug+0x3c/0x70 [ 130.542619] exc_invalid_op+0x14/0x50 [ 130.542637] asm_exc_invalid_op+0x16/0x20 [ 130.542650] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 130.542670] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 6b 17 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 130.542682] RSP: 0018:ffff88801e70fc48 EFLAGS: 00010006 [ 130.542691] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 130.542699] RDX: ffff88801c1fd040 RSI: ffffffff81565e67 RDI: 0000000000000005 [ 130.542707] RBP: ffff88803f030000 R08: 0000000000000005 R09: 0000000000000001 [ 130.542714] R10: 0000000000000000 R11: ffffffff865b405b R12: ffff88800e2e4400 [ 130.542722] R13: ffff88806cf3d2c0 R14: ffffffff8547d040 R15: 0000000000000002 [ 130.542733] ? group_sched_out.part.0+0x2c7/0x460 [ 130.542752] ? group_sched_out.part.0+0x2c7/0x460 [ 130.542772] ctx_sched_out+0x8f1/0xc10 [ 130.542792] __perf_event_task_sched_out+0x6d0/0x18d0 [ 130.542806] ? lock_is_held_type+0xd7/0x130 [ 130.542820] ? __perf_cgroup_move+0x160/0x160 [ 130.542830] ? set_next_entity+0x304/0x550 [ 130.542848] ? update_curr+0x267/0x740 [ 130.542866] ? lock_is_held_type+0xd7/0x130 [ 130.542880] __schedule+0xedd/0x2470 [ 130.542897] ? io_schedule_timeout+0x150/0x150 [ 130.542914] ? __x64_sys_futex_time32+0x480/0x480 [ 130.542928] schedule+0xda/0x1b0 [ 130.542943] exit_to_user_mode_prepare+0x114/0x1a0 [ 130.542956] syscall_exit_to_user_mode+0x19/0x40 [ 130.542969] do_syscall_64+0x48/0x90 [ 130.542987] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 130.543000] RIP: 0033:0x7ff92cca2b19 [ 130.543008] 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 [ 130.543019] RSP: 002b:00007ff92a218218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 130.543029] RAX: 0000000000000001 RBX: 00007ff92cdb5f68 RCX: 00007ff92cca2b19 [ 130.543037] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007ff92cdb5f6c [ 130.543044] RBP: 00007ff92cdb5f60 R08: 000000000000000e R09: 0000000000000000 [ 130.543051] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ff92cdb5f6c [ 130.543058] R13: 00007ffdfdcdba7f R14: 00007ff92a218300 R15: 0000000000022000 [ 130.543071] [ 130.599781] WARNING: CPU: 1 PID: 3811 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 130.600501] Modules linked in: [ 130.600750] CPU: 1 PID: 3811 Comm: syz-executor.2 Not tainted 6.0.0-rc7-next-20220929 #1 [ 130.601363] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 130.602226] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 130.602647] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 6b 17 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 130.604045] RSP: 0018:ffff88801e70fc48 EFLAGS: 00010006 [ 130.604453] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 130.604985] RDX: ffff88801c1fd040 RSI: ffffffff81565e67 RDI: 0000000000000005 [ 130.605533] RBP: ffff88803f030000 R08: 0000000000000005 R09: 0000000000000001 [ 130.606072] R10: 0000000000000000 R11: ffffffff865b405b R12: ffff88800e2e4400 [ 130.606610] R13: ffff88806cf3d2c0 R14: ffffffff8547d040 R15: 0000000000000002 [ 130.607147] FS: 00007ff92a218700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 130.607755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 130.608200] CR2: 00007f0834679004 CR3: 000000000f342000 CR4: 0000000000350ee0 [ 130.608741] Call Trace: [ 130.608940] [ 130.609111] ctx_sched_out+0x8f1/0xc10 [ 130.609420] __perf_event_task_sched_out+0x6d0/0x18d0 [ 130.609819] ? lock_is_held_type+0xd7/0x130 [ 130.610160] ? __perf_cgroup_move+0x160/0x160 [ 130.610502] ? set_next_entity+0x304/0x550 [ 130.610836] ? update_curr+0x267/0x740 [ 130.611149] ? lock_is_held_type+0xd7/0x130 [ 130.611485] __schedule+0xedd/0x2470 [ 130.611777] ? io_schedule_timeout+0x150/0x150 [ 130.612133] ? __x64_sys_futex_time32+0x480/0x480 [ 130.612497] schedule+0xda/0x1b0 [ 130.612765] exit_to_user_mode_prepare+0x114/0x1a0 [ 130.613144] syscall_exit_to_user_mode+0x19/0x40 [ 130.613506] do_syscall_64+0x48/0x90 [ 130.613809] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 130.614217] RIP: 0033:0x7ff92cca2b19 [ 130.614497] 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 [ 130.615872] RSP: 002b:00007ff92a218218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 130.616445] RAX: 0000000000000001 RBX: 00007ff92cdb5f68 RCX: 00007ff92cca2b19 [ 130.616985] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007ff92cdb5f6c [ 130.617523] RBP: 00007ff92cdb5f60 R08: 000000000000000e R09: 0000000000000000 [ 130.618074] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ff92cdb5f6c [ 130.618608] R13: 00007ffdfdcdba7f R14: 00007ff92a218300 R15: 0000000000022000 [ 130.619152] [ 130.619340] irq event stamp: 1068 [ 130.619601] hardirqs last enabled at (1067): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 130.620323] hardirqs last disabled at (1068): [] __schedule+0x1225/0x2470 [ 130.620955] softirqs last enabled at (1060): [] __irq_exit_rcu+0x11b/0x180 [ 130.621622] softirqs last disabled at (855): [] __irq_exit_rcu+0x11b/0x180 [ 130.622285] ---[ end trace 0000000000000000 ]--- 03:43:49 executing program 5: syz_mount_image$ext4(&(0x7f0000000240)='ext2\x00', &(0x7f0000000280)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) syz_mount_image$tmpfs(&(0x7f0000000c80), &(0x7f0000000cc0)='./file0\x00', 0x0, 0x2, &(0x7f0000000f80)=[{&(0x7f0000000d00)="bc", 0x1}, {&(0x7f0000000d80)="d439cc77df6d00b9e7cd", 0xa, 0xfffffffffffffff7}], 0x8, &(0x7f0000001000)={[{@size={'size', 0x3d, [0x30, 0x39]}}]}) 03:43:49 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read(r0, 0x0, 0x0) [ 130.733786] loop5: detected capacity change from 0 to 16383 [ 130.734405] tmpfs: Bad value for 'size' 03:43:49 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read(r0, 0x0, 0x0) 03:43:49 executing program 5: syz_io_uring_setup(0x0, 0x0, &(0x7f0000ff4000/0x3000)=nil, &(0x7f0000ffa000/0x4000)=nil, 0x0, &(0x7f0000000240)) syz_io_uring_submit(0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) truncate(&(0x7f0000000280)='./file1\x00', 0x5) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) pwrite64(r0, &(0x7f0000000200)='x', 0x1, 0x0) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fallocate(r2, 0x0, 0x0, 0x4f) link(&(0x7f0000001300)='./file1\x00', 0x0) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, &(0x7f0000000000)={0x0, r1}) accept4(0xffffffffffffffff, &(0x7f0000002800)=@can, &(0x7f0000002880)=0x80, 0x80800) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000003fc0)={0x24, 0x2e, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32=0x2}, @typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x4, 0x66}]}, 0x24}], 0x1}, 0x0) 03:43:49 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read(r0, 0x0, 0x0) 03:43:49 executing program 6: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) ioctl$TCGETS(r0, 0x5401, &(0x7f00000000c0)) 03:43:49 executing program 4: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) read(r0, 0x0, 0x0) 03:43:49 executing program 5: syz_io_uring_setup(0x0, 0x0, &(0x7f0000ff4000/0x3000)=nil, &(0x7f0000ffa000/0x4000)=nil, 0x0, &(0x7f0000000240)) syz_io_uring_submit(0x0, 0x0, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) truncate(&(0x7f0000000280)='./file1\x00', 0x5) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) pwrite64(r0, &(0x7f0000000200)='x', 0x1, 0x0) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fallocate(r2, 0x0, 0x0, 0x4f) link(&(0x7f0000001300)='./file1\x00', 0x0) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, &(0x7f0000000000)={0x0, r1}) accept4(0xffffffffffffffff, &(0x7f0000002800)=@can, &(0x7f0000002880)=0x80, 0x80800) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000003fc0)={0x24, 0x2e, 0x1, 0x0, 0x0, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32=0x2}, @typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x4, 0x66}]}, 0x24}], 0x1}, 0x0) [ 130.987703] program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO VM DIAGNOSIS: 03:43:49 Registers: info registers vcpu 0 RAX=ffff88800d824b60 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff88803fd07901 RSI=ffff88803fd079d8 RDI=ffff88803fd079d8 RBP=ffff88803fd079d8 RSP=ffff88803fd07300 R8 =ffffffff85ecfdf8 R9 =ffffffff85ecfdfc R10=ffffed1007fa0e7d R11=ffff88803fd073c0 R12=ffff88803fd073c1 R13=ffff88803fd073e0 R14=ffff88803fd07380 R15=0000000000000005 RIP=ffffffff8111b6fa RFL=00000202 [-------] 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=00007f673fc46260 CR3=000000000f67a000 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 ffffffffffffffff ffffffffffffffff YMM02=0000000000000000 0000000000000000 00524f5252450040 0000000000000000 YMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM04=0000000000000000 0000000000000000 0000000000000000 00000000000000ff 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=000000000000005f RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff823ba3c1 RDI=ffffffff8765a9c0 RBP=ffffffff8765a980 RSP=ffff88801e70f690 R8 =0000000000000001 R9 =000000000000000a R10=000000000000005f R11=0000000000000001 R12=000000000000005f R13=ffffffff8765a980 R14=0000000000000010 R15=ffffffff823ba3b0 RIP=ffffffff823ba419 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 00007ff92a218700 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=00007f0834679004 CR3=000000000f342000 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 00007ff92cd897c0 00007ff92cd897c8 YMM02=0000000000000000 0000000000000000 00007ff92cd897e0 00007ff92cd897c0 YMM03=0000000000000000 0000000000000000 00007ff92cd897c8 00007ff92cd897c0 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 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