loop4: p102 size 1073741824 extends beyond EOD, truncated
loop4: p103 size 1073741824 extends beyond EOD, truncated
audit: type=1326 audit(1568614662.510:63): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=8185 comm="syz-executor.1" exe="/root/syz-executor.1" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45c72a code=0x0
kobject: 'loop1' (0000000031b40c47): kobject_uevent_env
kobject: 'loop1' (0000000031b40c47): fill_kobj_path: path = '/devices/virtual/block/loop1'
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-....: (10500 ticks this GP) idle=0ee/1/0x4000000000000004 softirq=15189/15189 fqs=5249
rcu: (t=10501 jiffies g=8673 q=645)
NMI backtrace for cpu 0
CPU: 0 PID: 8137 Comm: syz-executor.4 Not tainted 4.19.72 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x172/0x1f0 lib/dump_stack.c:113
nmi_cpu_backtrace.cold+0x63/0xa4 lib/nmi_backtrace.c:101
nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 lib/nmi_backtrace.c:62
arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
rcu_dump_cpu_stacks+0x189/0x1d5 kernel/rcu/tree.c:1340
print_cpu_stall kernel/rcu/tree.c:1478 [inline]
check_cpu_stall kernel/rcu/tree.c:1550 [inline]
__rcu_pending kernel/rcu/tree.c:3293 [inline]
rcu_pending kernel/rcu/tree.c:3336 [inline]
rcu_check_callbacks.cold+0x5e3/0xd90 kernel/rcu/tree.c:2682
update_process_times+0x32/0x80 kernel/time/timer.c:1636
tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:164
tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1274
__run_hrtimer kernel/time/hrtimer.c:1398 [inline]
__hrtimer_run_queues+0x33b/0xdc0 kernel/time/hrtimer.c:1460
hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1518
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1067 [inline]
smp_apic_timer_interrupt+0x111/0x550 arch/x86/kernel/apic/apic.c:1092
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
RIP: 0010:__list_add_valid+0x2b/0xa0 lib/list_debug.c:23
Code: b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 55 49 89 fd 48 8d 7a 08 41 54 49 89 d4 48 89 fa 48 83 ec 08 48 c1 ea 03 80 3c 02 00 <75> 52 49 8b 54 24 08 48 39 f2 0f 85 5a 01 00 00 48 b8 00 00 00 00
RSP: 0018:ffff8880ae807540 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: dffffc0000000000 RBX: ffff888082f9b4f8 RCX: ffffffff858e7de6
RDX: 1ffff110105f36b3 RSI: ffff888082f9b590 RDI: ffff888082f9b598
RBP: ffff8880ae807558 R08: ffff88804daec180 R09: 0000000000000007
R10: ffff88804daecb18 R11: 0000000070128242 R12: ffff888082f9b590
R13: ffff888082f9b4f8 R14: ffff888082f9b598 R15: ffff888082f9b590
__list_add include/linux/list.h:60 [inline]
list_add_tail include/linux/list.h:93 [inline]
list_move_tail include/linux/list.h:183 [inline]
hhf_dequeue+0x652/0xa00 net/sched/sch_hhf.c:438
dequeue_skb net/sched/sch_generic.c:277 [inline]
qdisc_restart net/sched/sch_generic.c:380 [inline]
__qdisc_run+0x1e7/0x1960 net/sched/sch_generic.c:398
__dev_xmit_skb net/core/dev.c:3501 [inline]
__dev_queue_xmit+0x165c/0x2fe0 net/core/dev.c:3811
dev_queue_xmit+0x18/0x20 net/core/dev.c:3876
neigh_hh_output include/net/neighbour.h:491 [inline]
neigh_output include/net/neighbour.h:499 [inline]
ip6_finish_output2+0x12fd/0x2550 net/ipv6/ip6_output.c:120
ip6_finish_output+0x574/0xbe0 net/ipv6/ip6_output.c:154
NF_HOOK_COND include/linux/netfilter.h:278 [inline]
ip6_output+0x235/0x7c0 net/ipv6/ip6_output.c:171
dst_output include/net/dst.h:447 [inline]
NF_HOOK include/linux/netfilter.h:289 [inline]
ndisc_send_skb+0xf3b/0x1460 net/ipv6/ndisc.c:491
ndisc_send_rs+0x134/0x6d0 net/ipv6/ndisc.c:685
addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3821
call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers kernel/time/timer.c:1682 [inline]
__run_timers kernel/time/timer.c:1650 [inline]
run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
__do_softirq+0x25c/0x921 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x180/0x1d0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xc25/0x10b0 kernel/printk/printk.c:2418
Code: fc ff df 48 c1 e8 03 80 3c 08 00 0f 85 47 04 00 00 48 83 3d 04 d7 1c 07 00 0f 84 9b 02 00 00 e8 81 e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 64 ff ff ff e8 6c e7 15 00 48 8b 7d 08 c7 05 6e
RSP: 0018:ffff88804daf75c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc9000e6c3000
RDX: 0000000000040000 RSI: ffffffff81556f0f RDI: 0000000000000246
RBP: ffff88804daf7650 R08: ffff88804daec180 R09: ffff88804daeca48
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff8410dea0 R14: 0000000000000049 R15: ffffffff88d78fd0
vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
printk+0xba/0xed kernel/printk/printk.c:2001
disk_unlock_native_capacity+0x133/0x146 block/partition-generic.c:441
rescan_partitions.cold+0x1b7/0x212 block/partition-generic.c:600
__blkdev_reread_part+0x1a2/0x230 block/ioctl.c:173
blkdev_reread_part+0x27/0x40 block/ioctl.c:193
loop_reread_partitions+0x1c/0x40 drivers/block/loop.c:634
loop_set_status+0xe54/0x1370 drivers/block/loop.c:1297
loop_set_status64+0xc2/0x120 drivers/block/loop.c:1417
lo_ioctl+0x432/0x20e0 drivers/block/loop.c:1560
__blkdev_driver_ioctl block/ioctl.c:303 [inline]
blkdev_ioctl+0xc38/0x1ab6 block/ioctl.c:601
block_ioctl+0xee/0x130 fs/block_dev.c:1891
vfs_ioctl fs/ioctl.c:46 [inline]
file_ioctl fs/ioctl.c:501 [inline]
do_vfs_ioctl+0xd5f/0x1380 fs/ioctl.c:688
ksys_ioctl+0xab/0xd0 fs/ioctl.c:705
__do_sys_ioctl fs/ioctl.c:712 [inline]
__se_sys_ioctl fs/ioctl.c:710 [inline]
__x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710
do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459757
Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007efecd6ce9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007efecd6cf6d4 RCX: 0000000000459757
RDX: 00007efecd6ceab0 RSI: 0000000000004c04 RDI: 0000000000000005
RBP: 00000000000001bf R08: 0000000000000000 R09: 000000000000000a
R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000000000005 R15: 00000000ffffffff
rcu: INFO: rcu_sched detected stalls on CPUs/tasks:
rcu: 0-....: (10539 ticks this GP) idle=0ee/1/0x4000000000000002 softirq=15172/15189 fqs=5250
rcu: (detected by 1, t=10502 jiffies, g=-915, q=2)
Sending NMI from CPU 1 to CPUs 0:
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.068 msecs
NMI backtrace for cpu 0
CPU: 0 PID: 8137 Comm: syz-executor.4 Not tainted 4.19.72 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__list_add_valid+0x0/0xa0 lib/list_debug.c:23
Code: 49 89 fc e8 22 92 45 fe 4c 89 e6 48 c7 c7 40 48 82 87 e8 33 fd ff ff 41 5c 5d c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <48> b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 55 49 89 fd 48 8d 7a
RSP: 0018:ffff8880ae807560 EFLAGS: 00000246
RAX: 1ffff110105f36b3 RBX: ffff888082f9b4f8 RCX: ffffffff858e7de6
RDX: ffff888082f9b590 RSI: ffff888082f9b590 RDI: ffff888082f9b4f8
RBP: ffff8880ae8075b8 R08: ffff88804daec180 R09: 0000000000000007
R10: ffff88804daecb18 R11: 0000000070128242 R12: dffffc0000000000
R13: ffff888082f9b240 R14: ffff888082f9b598 R15: ffff888082f9b590
FS: 00007efecd6cf700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d732244a0 CR3: 0000000086af6000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
dequeue_skb net/sched/sch_generic.c:277 [inline]
qdisc_restart net/sched/sch_generic.c:380 [inline]
__qdisc_run+0x1e7/0x1960 net/sched/sch_generic.c:398
__dev_xmit_skb net/core/dev.c:3501 [inline]
__dev_queue_xmit+0x165c/0x2fe0 net/core/dev.c:3811
dev_queue_xmit+0x18/0x20 net/core/dev.c:3876
neigh_hh_output include/net/neighbour.h:491 [inline]
neigh_output include/net/neighbour.h:499 [inline]
ip6_finish_output2+0x12fd/0x2550 net/ipv6/ip6_output.c:120
ip6_finish_output+0x574/0xbe0 net/ipv6/ip6_output.c:154
NF_HOOK_COND include/linux/netfilter.h:278 [inline]
ip6_output+0x235/0x7c0 net/ipv6/ip6_output.c:171
dst_output include/net/dst.h:447 [inline]
NF_HOOK include/linux/netfilter.h:289 [inline]
ndisc_send_skb+0xf3b/0x1460 net/ipv6/ndisc.c:491
ndisc_send_rs+0x134/0x6d0 net/ipv6/ndisc.c:685
addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3821
call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers kernel/time/timer.c:1682 [inline]
__run_timers kernel/time/timer.c:1650 [inline]
run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
__do_softirq+0x25c/0x921 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x180/0x1d0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xc25/0x10b0 kernel/printk/printk.c:2418
Code: fc ff df 48 c1 e8 03 80 3c 08 00 0f 85 47 04 00 00 48 83 3d 04 d7 1c 07 00 0f 84 9b 02 00 00 e8 81 e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 64 ff ff ff e8 6c e7 15 00 48 8b 7d 08 c7 05 6e
RSP: 0018:ffff88804daf75c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc9000e6c3000
RDX: 0000000000040000 RSI: ffffffff81556f0f RDI: 0000000000000246
RBP: ffff88804daf7650 R08: ffff88804daec180 R09: ffff88804daeca48
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff8410dea0 R14: 0000000000000049 R15: ffffffff88d78fd0
vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
printk+0xba/0xed kernel/printk/printk.c:2001
disk_unlock_native_capacity+0x133/0x146 block/partition-generic.c:441
rescan_partitions.cold+0x1b7/0x212 block/partition-generic.c:600
__blkdev_reread_part+0x1a2/0x230 block/ioctl.c:173
blkdev_reread_part+0x27/0x40 block/ioctl.c:193
loop_reread_partitions+0x1c/0x40 drivers/block/loop.c:634
loop_set_status+0xe54/0x1370 drivers/block/loop.c:1297
loop_set_status64+0xc2/0x120 drivers/block/loop.c:1417
lo_ioctl+0x432/0x20e0 drivers/block/loop.c:1560
__blkdev_driver_ioctl block/ioctl.c:303 [inline]
blkdev_ioctl+0xc38/0x1ab6 block/ioctl.c:601
block_ioctl+0xee/0x130 fs/block_dev.c:1891
vfs_ioctl fs/ioctl.c:46 [inline]
file_ioctl fs/ioctl.c:501 [inline]
do_vfs_ioctl+0xd5f/0x1380 fs/ioctl.c:688
ksys_ioctl+0xab/0xd0 fs/ioctl.c:705
__do_sys_ioctl fs/ioctl.c:712 [inline]
__se_sys_ioctl fs/ioctl.c:710 [inline]
__x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710
do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459757
Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007efecd6ce9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007efecd6cf6d4 RCX: 0000000000459757
RDX: 00007efecd6ceab0 RSI: 0000000000004c04 RDI: 0000000000000005
RBP: 00000000000001bf R08: 0000000000000000 R09: 000000000000000a
R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000000000005 R15: 00000000ffffffff
watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.4:8137]
Modules linked in:
irq event stamp: 85793
hardirqs last enabled at (85792): [] trace_hardirqs_on_thunk+0x1a/0x1c
hardirqs last disabled at (85793): [] trace_hardirqs_off_thunk+0x1a/0x1c
softirqs last enabled at (36516): [] spin_unlock_bh include/linux/spinlock.h:374 [inline]
softirqs last enabled at (36516): [] peernet2id+0x91/0xc0 net/core/net_namespace.c:266
softirqs last disabled at (36555): [] invoke_softirq kernel/softirq.c:372 [inline]
softirqs last disabled at (36555): [] irq_exit+0x180/0x1d0 kernel/softirq.c:412
CPU: 0 PID: 8137 Comm: syz-executor.4 Not tainted 4.19.72 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__list_del_entry include/linux/list.h:117 [inline]
RIP: 0010:list_move_tail include/linux/list.h:182 [inline]
RIP: 0010:hhf_dequeue+0x5b6/0xa00 net/sched/sch_hhf.c:438
Code: d2 0f 85 32 04 00 00 45 0f af b5 d4 02 00 00 48 89 df 45 01 fe 44 89 73 10 e8 56 47 97 fd 31 ff 41 89 c6 89 c6 e8 ea d9 dc fb <45> 84 f6 74 63 e8 a0 d8 dc fb 48 89 d8 48 c1 e8 03 42 80 3c 20 00
RSP: 0018:ffff8880ae807568 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000502 RBX: ffff888082f9b4f8 RCX: ffffffff858e7de6
RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff8880ae8075b8 R08: ffff88804daec180 R09: 0000000000000007
R10: ffff88804daecb18 R11: 0000000070128242 R12: dffffc0000000000
R13: ffff888082f9b240 R14: 0000000000000001 R15: 0000000000000000
FS: 00007efecd6cf700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d732244a0 CR3: 0000000086af6000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
dequeue_skb net/sched/sch_generic.c:277 [inline]
qdisc_restart net/sched/sch_generic.c:380 [inline]
__qdisc_run+0x1e7/0x1960 net/sched/sch_generic.c:398
__dev_xmit_skb net/core/dev.c:3501 [inline]
__dev_queue_xmit+0x165c/0x2fe0 net/core/dev.c:3811
dev_queue_xmit+0x18/0x20 net/core/dev.c:3876
neigh_hh_output include/net/neighbour.h:491 [inline]
neigh_output include/net/neighbour.h:499 [inline]
ip6_finish_output2+0x12fd/0x2550 net/ipv6/ip6_output.c:120
ip6_finish_output+0x574/0xbe0 net/ipv6/ip6_output.c:154
NF_HOOK_COND include/linux/netfilter.h:278 [inline]
ip6_output+0x235/0x7c0 net/ipv6/ip6_output.c:171
dst_output include/net/dst.h:447 [inline]
NF_HOOK include/linux/netfilter.h:289 [inline]
ndisc_send_skb+0xf3b/0x1460 net/ipv6/ndisc.c:491
ndisc_send_rs+0x134/0x6d0 net/ipv6/ndisc.c:685
addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3821
call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers kernel/time/timer.c:1682 [inline]
__run_timers kernel/time/timer.c:1650 [inline]
run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
__do_softirq+0x25c/0x921 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x180/0x1d0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xc25/0x10b0 kernel/printk/printk.c:2418
Code: fc ff df 48 c1 e8 03 80 3c 08 00 0f 85 47 04 00 00 48 83 3d 04 d7 1c 07 00 0f 84 9b 02 00 00 e8 81 e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 64 ff ff ff e8 6c e7 15 00 48 8b 7d 08 c7 05 6e
RSP: 0018:ffff88804daf75c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc9000e6c3000
RDX: 0000000000040000 RSI: ffffffff81556f0f RDI: 0000000000000246
RBP: ffff88804daf7650 R08: ffff88804daec180 R09: ffff88804daeca48
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff8410dea0 R14: 0000000000000049 R15: ffffffff88d78fd0
vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
printk+0xba/0xed kernel/printk/printk.c:2001
disk_unlock_native_capacity+0x133/0x146 block/partition-generic.c:441
rescan_partitions.cold+0x1b7/0x212 block/partition-generic.c:600
__blkdev_reread_part+0x1a2/0x230 block/ioctl.c:173
blkdev_reread_part+0x27/0x40 block/ioctl.c:193
loop_reread_partitions+0x1c/0x40 drivers/block/loop.c:634
loop_set_status+0xe54/0x1370 drivers/block/loop.c:1297
loop_set_status64+0xc2/0x120 drivers/block/loop.c:1417
lo_ioctl+0x432/0x20e0 drivers/block/loop.c:1560
__blkdev_driver_ioctl block/ioctl.c:303 [inline]
blkdev_ioctl+0xc38/0x1ab6 block/ioctl.c:601
block_ioctl+0xee/0x130 fs/block_dev.c:1891
vfs_ioctl fs/ioctl.c:46 [inline]
file_ioctl fs/ioctl.c:501 [inline]
do_vfs_ioctl+0xd5f/0x1380 fs/ioctl.c:688
ksys_ioctl+0xab/0xd0 fs/ioctl.c:705
__do_sys_ioctl fs/ioctl.c:712 [inline]
__se_sys_ioctl fs/ioctl.c:710 [inline]
__x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710
do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459757
Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007efecd6ce9f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007efecd6cf6d4 RCX: 0000000000459757
RDX: 00007efecd6ceab0 RSI: 0000000000004c04 RDI: 0000000000000005
RBP: 00000000000001bf R08: 0000000000000000 R09: 000000000000000a
R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000000000005 R15: 00000000ffffffff
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1 skipped: idling at native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60