[ 44.389586][ T25] audit: type=1800 audit(1575399425.268:25): pid=8041 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.409968][ T25] audit: type=1800 audit(1575399425.268:26): pid=8041 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.444197][ T25] audit: type=1800 audit(1575399425.268:27): pid=8041 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 45.826779][ T8176] sshd (8176) used greatest stack depth: 23560 bytes left Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.7' (ECDSA) to the list of known hosts. 2019/12/03 18:57:13 fuzzer started 2019/12/03 18:57:14 dialing manager at 10.128.0.26:42111 2019/12/03 18:57:14 syscalls: 2689 2019/12/03 18:57:14 code coverage: enabled 2019/12/03 18:57:14 comparison tracing: enabled 2019/12/03 18:57:14 extra coverage: extra coverage is not supported by the kernel 2019/12/03 18:57:14 setuid sandbox: enabled 2019/12/03 18:57:14 namespace sandbox: enabled 2019/12/03 18:57:14 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 18:57:14 fault injection: enabled 2019/12/03 18:57:14 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 18:57:14 net packet injection: enabled 2019/12/03 18:57:14 net device setup: enabled 2019/12/03 18:57:14 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 18:57:14 devlink PCI setup: PCI device 0000:00:10.0 is not available 18:57:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x8}, 0x37a) sendmsg$nl_route(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=@ipv6_getroute={0x1c, 0x1a, 0xffffff1f}, 0x1c}}, 0x0) 18:57:16 executing program 1: syz_read_part_table(0x0, 0x1, &(0x7f0000000900)=[{&(0x7f0000000400)="a0fb6f1660d7305604b1d38d362955f8f1ea362a561bd579ddb77fc6681bc63ddc45c7997f552b10a6ed38cd3025c4ef8d59d0862c3470ed2cdb42b8fd78a01dd7aeba18cd59365a9d5f9758d8289b0eca47c749d2be809ed3514eb84161905e3c36436f6963040f9b31e4db070f56e1c5f73db17e65529b5fee72caa6e0d990d0534b5da02b394d27729ac135fe02cbd7a4df3dd4b906a79260f42c04e64ddbca6afbe87e2dcb140e171b762fce6c3ab8a6d0d730cf9b3f7bdeedc623e6051da37f252751f3c84db8c8054efbc456dc8255d46b4975640dfd9bf38e00af82eb131bfc005bbf221594549c68a0e981f4f511b0d3d3c55ce485e736d67f3fd347265255623958d8a9edbdf5d285b10c940ba175fcd49412d5f2b4318df024b279bd0ef48ef0f8de4ee5c1c91a92039ae51263469e9bab7bc968e3fbf2e973e2203968461f2f575b143708a1d4355278504364b62a383d3b1ca6bbce75b10bebe9807c26a2f29b02f25ab70fea21d71d127e546823b6059b5dbbc87f7c375f2257536a19bf7686937cfd96b11845610c6296ea0ac150ea0e12968cbe5ee53cfe8d7aaaa61d447539ff861955aa", 0x1ac, 0x54}]) syzkaller login: [ 55.209679][ T8203] IPVS: ftp: loaded support on port[0] = 21 18:57:16 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={0x0, 0xffffffffffffff44}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="020a00000700000c0000200000006c2b"], 0x10}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="020100090e000000030000000000000405000600000000000a00000000000004ff7f0000000000000200000100000000000100000000000002000100010000000000000200fd000005000500000000000a004872bbb6896209000055338b2698ffffffff7710aa00ffe8001700410000"], 0x70}}, 0x0) sendmmsg(r0, &(0x7f0000000180), 0x3ef, 0x0) [ 55.386522][ T8203] chnl_net:caif_netlink_parms(): no params data found [ 55.396759][ T8206] IPVS: ftp: loaded support on port[0] = 21 [ 55.468738][ T8203] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.477505][ T8203] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.486850][ T8203] device bridge_slave_0 entered promiscuous mode [ 55.504502][ T8203] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.513670][ T8203] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.522901][ T8203] device bridge_slave_1 entered promiscuous mode 18:57:16 executing program 3: prctl$PR_SET_MM_AUXV(0x35, 0xc, &(0x7f0000000000)="a3", 0x1) [ 55.606361][ T8203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.617675][ T8203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.678848][ T8206] chnl_net:caif_netlink_parms(): no params data found [ 55.732844][ T8203] team0: Port device team_slave_0 added [ 55.741872][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 55.794231][ T8203] team0: Port device team_slave_1 added [ 55.813841][ T8206] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.822064][ T8206] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.830410][ T8206] device bridge_slave_0 entered promiscuous mode [ 55.844528][ T8211] IPVS: ftp: loaded support on port[0] = 21 [ 55.870629][ T8206] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.877813][ T8206] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.886798][ T8206] device bridge_slave_1 entered promiscuous mode 18:57:16 executing program 4: r0 = socket$inet6(0xa, 0x6, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x4d) r1 = socket$inet_dccp(0x2, 0x6, 0x0) connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @loopback=0x7f000002}, 0x10) getsockopt$inet_int(r1, 0x10d, 0xc6, &(0x7f0000000140), &(0x7f00000000c0)=0x4) [ 55.941932][ T8203] device hsr_slave_0 entered promiscuous mode [ 55.979633][ T8203] device hsr_slave_1 entered promiscuous mode 18:57:17 executing program 5: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x83, &(0x7f00000002c0)={r3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @dev}}}}, &(0x7f0000000080)=0xb0) [ 56.124028][ T8206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.160708][ T8203] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.221555][ T8203] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.262902][ T8203] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.312042][ T8206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.335238][ T8216] IPVS: ftp: loaded support on port[0] = 21 [ 56.340998][ T8214] IPVS: ftp: loaded support on port[0] = 21 [ 56.352313][ T8203] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.450530][ T8206] team0: Port device team_slave_0 added [ 56.497836][ T8211] chnl_net:caif_netlink_parms(): no params data found [ 56.511617][ T8206] team0: Port device team_slave_1 added [ 56.535606][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 56.602866][ T8211] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.610878][ T8211] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.618523][ T8211] device bridge_slave_0 entered promiscuous mode [ 56.691656][ T8206] device hsr_slave_0 entered promiscuous mode [ 56.739689][ T8206] device hsr_slave_1 entered promiscuous mode [ 56.779616][ T8206] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.803973][ T8211] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.812323][ T8211] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.820519][ T8211] device bridge_slave_1 entered promiscuous mode [ 56.848676][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.856600][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.864825][ T8209] device bridge_slave_0 entered promiscuous mode [ 56.898373][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.906119][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.913942][ T8209] device bridge_slave_1 entered promiscuous mode [ 56.936932][ T8206] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.002418][ T8206] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.066574][ T8211] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.091667][ T8216] chnl_net:caif_netlink_parms(): no params data found [ 57.108772][ T8206] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.162970][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.173650][ T8211] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.205642][ T8211] team0: Port device team_slave_0 added [ 57.213310][ T8206] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.272486][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.283744][ T8203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.294447][ T8211] team0: Port device team_slave_1 added [ 57.344492][ T8209] team0: Port device team_slave_0 added [ 57.351326][ T8214] chnl_net:caif_netlink_parms(): no params data found [ 57.422125][ T8211] device hsr_slave_0 entered promiscuous mode [ 57.479700][ T8211] device hsr_slave_1 entered promiscuous mode [ 57.529442][ T8211] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.538257][ T8209] team0: Port device team_slave_1 added [ 57.554190][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.562493][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.573575][ T8216] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.580889][ T8216] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.588461][ T8216] device bridge_slave_0 entered promiscuous mode [ 57.614405][ T8203] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.626455][ T8216] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.633960][ T8216] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.644332][ T8216] device bridge_slave_1 entered promiscuous mode [ 57.664980][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.675156][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.686641][ T3206] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.693901][ T3206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.714424][ T8214] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.724341][ T8214] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.732540][ T8214] device bridge_slave_0 entered promiscuous mode [ 57.741986][ T8214] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.749060][ T8214] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.756943][ T8214] device bridge_slave_1 entered promiscuous mode [ 57.802185][ T8209] device hsr_slave_0 entered promiscuous mode [ 57.839963][ T8209] device hsr_slave_1 entered promiscuous mode [ 57.889369][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.902585][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.911122][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.919961][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.928618][ T8220] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.935775][ T8220] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.945010][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.954204][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.962950][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.971516][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.980295][ T8220] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.011130][ T8216] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.025892][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.034655][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.048666][ T8203] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.060009][ T8203] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.081692][ T8214] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.094720][ T8214] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.107536][ T8216] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.123070][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.131832][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.141382][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.151442][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.160792][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.180866][ T8211] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.232916][ T8211] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.292258][ T8211] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.378512][ T8214] team0: Port device team_slave_0 added [ 58.385391][ T8211] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.423037][ T8216] team0: Port device team_slave_0 added [ 58.433331][ T8209] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.491878][ T8214] team0: Port device team_slave_1 added [ 58.497643][ T8209] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.548855][ T8216] team0: Port device team_slave_1 added [ 58.568527][ T8209] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.603969][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.613373][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.627455][ T8203] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.672091][ T8214] device hsr_slave_0 entered promiscuous mode [ 58.699618][ T8214] device hsr_slave_1 entered promiscuous mode [ 58.749428][ T8214] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.757556][ T8209] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.852400][ T8216] device hsr_slave_0 entered promiscuous mode [ 58.880803][ T8216] device hsr_slave_1 entered promiscuous mode [ 58.919417][ T8216] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.962258][ T8206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.978255][ T8214] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.011309][ T8214] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 164.039222][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.046064][ C0] rcu: 0-...!: (10499 ticks this GP) idle=c32/1/0x4000000000000002 softirq=11398/11398 fqs=39 [ 164.056905][ C0] (t=10500 jiffies g=6337 q=49) [ 164.062452][ C0] rcu: rcu_preempt kthread starved for 10418 jiffies! g6337 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.074054][ C0] rcu: RCU grace-period kthread stack dump: [ 164.079945][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 164.087933][ C0] Call Trace: [ 164.091224][ C0] __schedule+0x9a0/0xcc0 [ 164.095554][ C0] schedule+0x181/0x210 [ 164.099700][ C0] schedule_timeout+0x14f/0x240 [ 164.104537][ C0] ? run_local_timers+0x120/0x120 [ 164.109580][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.114340][ C0] kthread+0x332/0x350 [ 164.118392][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.123499][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.128312][ C0] ret_from_fork+0x24/0x30 [ 164.132812][ C0] NMI backtrace for cpu 0 [ 164.137156][ C0] CPU: 0 PID: 84 Comm: kworker/u4:2 Not tainted 5.4.0-syzkaller #0 [ 164.145125][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.156158][ C0] Workqueue: events_unbound fsnotify_mark_destroy_workfn [ 164.163165][ C0] Call Trace: [ 164.166436][ C0] [ 164.169283][ C0] dump_stack+0x1fb/0x318 [ 164.173606][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.178444][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.184592][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.190650][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.196618][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.202644][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.207766][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.212960][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.218019][ C0] update_process_times+0x12d/0x180 [ 164.223223][ C0] tick_sched_timer+0x263/0x420 [ 164.228099][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.233673][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.238910][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.243876][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.249156][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.254693][ C0] apic_timer_interrupt+0xf/0x20 [ 164.259617][ C0] [ 164.262546][ C0] RIP: 0010:__memcg_kmem_uncharge+0x38/0x2e0 [ 164.268538][ C0] Code: 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 d8 f4 fa ff <4d> 8b 3e b8 01 00 00 00 89 d9 d3 e0 4d 85 ff 0f 84 bf 01 00 00 4c [ 164.288135][ C0] RSP: 0018:ffffc90001107898 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.296537][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff8880a9bda140 [ 164.304514][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00024314c0 [ 164.312479][ C0] RBP: ffffc900011078c8 R08: 000000000003a768 R09: fffffbfff120248a [ 164.320527][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffffea00024314c0 [ 164.328490][ C0] R13: 1ffffd400048629f R14: ffffea00024314f8 R15: ffff88808f8535a8 [ 164.336605][ C0] ? free_thread_stack+0x124/0x590 [ 164.341807][ C0] free_thread_stack+0x12e/0x590 [ 164.346777][ C0] put_task_stack+0xa3/0x130 [ 164.351365][ C0] finish_task_switch+0x3f1/0x550 [ 164.356390][ C0] __schedule+0x9a8/0xcc0 [ 164.360736][ C0] ? ___preempt_schedule+0x16/0x18 [ 164.365836][ C0] preempt_schedule+0xdb/0x120 [ 164.370587][ C0] ___preempt_schedule+0x16/0x18 [ 164.376384][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 164.382020][ C0] __call_srcu+0x7ab/0xb00 [ 164.386438][ C0] __synchronize_srcu+0x1cf/0x260 [ 164.391710][ C0] ? rcu_read_lock_any_held+0x1a0/0x1a0 [ 164.397255][ C0] synchronize_srcu+0x2cb/0x2f0 [ 164.402108][ C0] fsnotify_mark_destroy_workfn+0xe5/0x2a0 [ 164.407910][ C0] ? rcu_read_lock_sched_held+0x10b/0x170 [ 164.413623][ C0] process_one_work+0x7ef/0x10d0 [ 164.418563][ C0] worker_thread+0xc01/0x1630 [ 164.423252][ C0] kthread+0x332/0x350 [ 164.427305][ C0] ? rcu_lock_release+0x30/0x30 [ 164.432141][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.436720][ C0] ret_from_fork+0x24/0x30