watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.0.34:573]
Modules linked in:
CPU: 0 PID: 573 Comm: syz.0.34 Tainted: G W 5.10.225-syzkaller-00513-g8d23314f588a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:skb_is_gso include/linux/skbuff.h:4535 [inline]
RIP: 0010:netif_needs_gso include/linux/netdevice.h:4970 [inline]
RIP: 0010:validate_xmit_skb+0x161/0xc50 net/core/dev.c:3674
Code: 02 00 00 e8 c1 d3 a5 fd 49 8d 9f d8 00 00 00 48 89 d8 48 c1 e8 03 48 89 44 24 10 42 80 3c 20 00 74 08 48 89 df e8 9f 6d e3 fd <48> 89 5c 24 08 4d 8b b7 d8 00 00 00 49 8d 9f d4 00 00 00 48 89 d8
RSP: 0018:ffffc90000007400 EFLAGS: 00000246
RAX: 1ffff11024b1575b RBX: ffff8881258abad8 RCX: ffff8881158ebb40
RDX: 0000000000000501 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900000074d0 R08: ffffffff83c4d892 R09: ffffffff83c4b27b
R10: 0000000000000002 R11: ffff8881158ebb40 R12: dffffc0000000000
R13: 000061104fdd59e9 R14: ffff8881258aba82 R15: ffff8881258aba00
FS: 00007f8a105ae6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c817ff8 CR3: 00000001133fe000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__dev_queue_xmit+0x1144/0x28e0 net/core/dev.c:4181
dev_queue_xmit+0x17/0x20 net/core/dev.c:4223
neigh_hh_output include/net/neighbour.h:501 [inline]
neigh_output include/net/neighbour.h:515 [inline]
ip6_finish_output2+0xeec/0x1850 net/ipv6/ip6_output.c:145
__ip6_finish_output+0x5ec/0x780 net/ipv6/ip6_output.c:216
ip6_finish_output+0x34/0x1e0 net/ipv6/ip6_output.c:226
NF_HOOK_COND include/linux/netfilter.h:288 [inline]
ip6_output+0x1f7/0x4c0 net/ipv6/ip6_output.c:249
dst_output include/net/dst.h:437 [inline]
NF_HOOK include/linux/netfilter.h:299 [inline]
ndisc_send_skb+0x6e9/0xc00 net/ipv6/ndisc.c:511
ndisc_send_rs+0x532/0x6a0 net/ipv6/ndisc.c:705
addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3964
call_timer_fn+0x3b/0x2d0 kernel/time/timer.c:1450
expire_timers kernel/time/timer.c:1495 [inline]
__run_timers+0x72a/0xa10 kernel/time/timer.c:1789
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1802
__do_softirq+0x268/0x5bb kernel/softirq.c:309
asm_call_irq_on_stack+0xf/0x20
__run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
do_softirq_own_stack+0x60/0x80 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:405 [inline]
__irq_exit_rcu+0x128/0x150 kernel/softirq.c:435
irq_exit_rcu+0x9/0x10 kernel/softirq.c:447
sysvec_apic_timer_interrupt+0xbf/0xe0 arch/x86/kernel/apic/apic.c:1094
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635
RIP: 0010:__schedule+0x0/0x1330 kernel/sched/core.c:4686
Code: 59 bf 86 4c 89 25 e0 25 0e 02 eb 05 e8 59 79 b9 fc 48 c7 c7 20 fc 12 87 e8 6d 33 01 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 00
RSP: 0018:ffffc90000b27770 EFLAGS: 00000246
RAX: 1ffff11022b1d8ae RBX: ffff8881158ec570 RCX: ffffffff84b27500
RDX: ffffc90002555000 RSI: 0000000000000246 RDI: 0000000000000001
RBP: ffffc90000b27790 R08: ffffffff816dae10 R09: fffffbfff0dc752e
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff92000164ef8
R13: dffffc0000000000 R14: ffffffff84b14a19 R15: dffffc0000000000
preempt_schedule+0xd9/0xe0 kernel/sched/core.c:4988
preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:39
try_to_wake_up+0x6ad/0xd90 kernel/sched/core.c:3234
wake_up_process kernel/sched/core.c:3297 [inline]
wake_up_q+0xfc/0x1e0 kernel/sched/core.c:618
futex_wake+0x630/0x790 kernel/futex/core.c:1642
do_futex+0x13c5/0x17b0 kernel/futex/core.c:3762
__do_sys_futex kernel/futex/core.c:3820 [inline]
__se_sys_futex+0x355/0x470 kernel/futex/core.c:3786
__x64_sys_futex+0xe5/0x100 kernel/futex/core.c:3786
do_syscall_64+0x34/0x70
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f8a11934ef9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8a105ae0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f8a11aecf88 RCX: 00007f8a11934ef9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f8a11aecf8c
RBP: 00007f8a11aecf80 R08: 00007ffe823760b0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8a11aecf8c
R13: 0000000000000000 R14: 00007ffe822606b0 R15: 00007ffe82260798
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 379 Comm: syz.2.17 Tainted: G W 5.10.225-syzkaller-00513-g8d23314f588a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:__run_hrtimer kernel/time/hrtimer.c:1589 [inline]
RIP: 0010:__hrtimer_run_queues+0x3e7/0xa50 kernel/time/hrtimer.c:1649
Code: b4 24 88 00 00 00 e8 28 44 57 03 0f 1f 44 00 00 e8 8e 89 0f 00 4c 89 ef ff d3 41 89 c7 0f 1f 44 00 00 e8 7c 89 0f 00 4c 89 f7 34 40 57 03 31 ff 44 89 fe e8 1a 8d 0f 00 45 85 ff 74 4e 48 b9
RSP: 0018:ffffc9000016f4e0 EFLAGS: 00000046
RAX: ffffffff815b2364 RBX: ffffffff818cc880 RCX: ffff88810d760000
RDX: 0000000000010704 RSI: 0000000000002710 RDI: ffff8881f7149940
RBP: ffffc9000016f618 R08: ffffffff815aecd6 R09: ffffed103ee2a5f7
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11021bd3932
R13: ffff88810de9c958 R14: ffff8881f7149940 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2ebb5f2210 CR3: 000000012c445000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
hrtimer_interrupt+0x39a/0x8b0 kernel/time/hrtimer.c:1711
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1083 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x3c0 arch/x86/kernel/apic/apic.c:1100
run_sysvec_on_irqstack_cond arch/x86/include/asm/irq_stack.h:91 [inline]
sysvec_apic_timer_interrupt+0xba/0xe0 arch/x86/kernel/apic/apic.c:1094
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635
RIP: 0010:find_stack lib/stackdepot.c:208 [inline]
RIP: 0010:__stack_depot_save+0x1cd/0x4d0 lib/stackdepot.c:305
Code: 18 45 29 d4 eb 03 48 89 fb 48 8b 05 05 7d a0 04 44 89 e6 81 e6 ff 0f 00 00 48 89 45 a8 48 89 75 b0 4c 8b 3c f0 45 89 ee eb 03 <4d> 8b 3f 4d 85 ff 74 2a 45 39 67 08 75 f2 45 39 6f 0c 75 ec 31 c0
RSP: 0018:ffffc9000016f848 EFLAGS: 00000a87
RAX: ffff88823fec0000 RBX: ffffc9000016f8b0 RCX: 0000000000000001
RDX: 0000000000000800 RSI: 0000000000000fb8 RDI: ffffc9000016f8b0
RBP: ffffc9000016f8a0 R08: 0000000000000001 R09: ffffc9000016f9c4
R10: 000000003bfb054f R11: 0000000049ac8275 R12: 00000000b7e08fb8
R13: 0000000000000023 R14: 0000000000000023 R15: ffff888123ae1380
kasan_save_stack mm/kasan/common.c:39 [inline]
kasan_set_track+0x5d/0x70 mm/kasan/common.c:45
kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x121/0x160 mm/kasan/common.c:362
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:370
kasan_slab_free include/linux/kasan.h:220 [inline]
slab_free_hook mm/slub.c:1595 [inline]
slab_free_freelist_hook+0xc0/0x190 mm/slub.c:1621
slab_free mm/slub.c:3203 [inline]
kmem_cache_free+0xa9/0x1e0 mm/slub.c:3219
kfree_skbmem+0x104/0x170
__kfree_skb net/core/skbuff.c:695 [inline]
consume_skb+0xb4/0x250 net/core/skbuff.c:851
packet_rcv+0x160/0x11f0 net/packet/af_packet.c:2254
dev_queue_xmit_nit+0x993/0xa20 net/core/dev.c:2382
xmit_one net/core/dev.c:3602 [inline]
dev_hard_start_xmit+0x149/0x620 net/core/dev.c:3623
sch_direct_xmit+0x292/0x9b0 net/sched/sch_generic.c:336
qdisc_restart net/sched/sch_generic.c:401 [inline]
__qdisc_run+0xa85/0x1df0 net/sched/sch_generic.c:409
qdisc_run+0x121/0x330 include/net/pkt_sched.h:127
__dev_xmit_skb net/core/dev.c:3799 [inline]
__dev_queue_xmit+0xcf0/0x28e0 net/core/dev.c:4155
dev_queue_xmit+0x17/0x20 net/core/dev.c:4223
arp_xmit_finish net/ipv4/arp.c:632 [inline]
NF_HOOK include/linux/netfilter.h:299 [inline]
arp_xmit+0xc8/0x280 net/ipv4/arp.c:641
arp_send_dst net/ipv4/arp.c:319 [inline]
arp_solicit+0x845/0xa70 net/ipv4/arp.c:391
neigh_probe net/core/neighbour.c:1022 [inline]
__neigh_event_send+0xc02/0x1100 net/core/neighbour.c:1183
neigh_event_send include/net/neighbour.h:446 [inline]
neigh_resolve_output+0x1cf/0x760 net/core/neighbour.c:1493
neigh_output include/net/neighbour.h:517 [inline]
ip_finish_output2+0xb7a/0xfc0 net/ipv4/ip_output.c:237
__ip_finish_output+0x409/0x740
ip_finish_output+0x34/0x1e0 net/ipv4/ip_output.c:325
NF_HOOK_COND include/linux/netfilter.h:288 [inline]
ip_output+0x1d6/0x420 net/ipv4/ip_output.c:439
dst_output include/net/dst.h:437 [inline]
ip_local_out net/ipv4/ip_output.c:126 [inline]
__ip_queue_xmit+0x10ca/0x1bd0 net/ipv4/ip_output.c:540
ip_queue_xmit+0x4c/0x70 net/ipv4/ip_output.c:554
__tcp_transmit_skb+0x1ddd/0x3850 net/ipv4/tcp_output.c:1401
__tcp_send_ack+0x303/0x6d0 net/ipv4/tcp_output.c:4008
tcp_send_ack+0x3b/0x60 net/ipv4/tcp_output.c:4014
tcp_delack_timer_handler+0x33b/0x770 net/ipv4/tcp_timer.c:317
tcp_delack_timer+0x111/0x230 net/ipv4/tcp_timer.c:344
call_timer_fn+0x3b/0x2d0 kernel/time/timer.c:1450
expire_timers kernel/time/timer.c:1495 [inline]
__run_timers+0x72a/0xa10 kernel/time/timer.c:1789
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1802
__do_softirq+0x268/0x5bb kernel/softirq.c:309
asm_call_irq_on_stack+0xf/0x20
__run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
do_softirq_own_stack+0x60/0x80 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:405 [inline]
__irq_exit_rcu+0x128/0x150 kernel/softirq.c:435
irq_exit_rcu+0x9/0x10 kernel/softirq.c:447
sysvec_apic_timer_interrupt+0xbf/0xe0 arch/x86/kernel/apic/apic.c:1094
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635
RIP: 0010:preempt_schedule_irq+0xc2/0x140 kernel/sched/core.c:5065
Code: 4c 89 e7 e8 f0 f9 f6 fc f6 44 24 21 02 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 44 c5 97 fc fb bf 01 00 00 00 89 e6 ff ff fa bf 01 00 00 00 e8 ce c6 97 fc 65 48 8b 1d 56 20
RSP: 0018:ffffc90000d771c0 EFLAGS: 00000246
RAX: 1ffff11021aec146 RBX: ffff88810d760000 RCX: ffffffff84b27500
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000001
RBP: ffffc90000d77250 R08: dffffc0000000000 R09: ffffed1021aec001
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000d771e0
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920001aee38
irqentry_exit_cond_resched kernel/entry/common.c:365 [inline]
irqentry_exit+0x4f/0x60 kernel/entry/common.c:395
sysvec_apic_timer_interrupt+0xcb/0xe0 arch/x86/kernel/apic/apic.c:1094
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635
RIP: 0010:release_pages+0x134/0xef0 mm/swap.c:1039
Code: 8b 74 24 20 4b 8d 1c ee 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 ef d6 15 00 4c 8b 3b <4d> 85 e4 74 24 48 8b 5c 24 30 ff c3 bf 20 00 00 00 89 de e8 84 40
RSP: 0018:ffffc90000d77340 EFLAGS: 00000246
RAX: 1ffff110216fae91 RBX: ffff88810b7d7488 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000d77430 R08: ffffffff819270f2 R09: fffff940008e70c7
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 000000000000008f R14: ffff88810b7d7010 R15: ffffea0004738640
free_pages_and_swap_cache+0x8a/0xa0 mm/swap_state.c:356
tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
tlb_flush_mmu_free mm/mmu_gather.c:240 [inline]
tlb_flush_mmu+0xd0/0x180 mm/mmu_gather.c:247
zap_pte_range mm/memory.c:1385 [inline]
zap_pmd_range mm/memory.c:1435 [inline]
zap_pud_range mm/memory.c:1464 [inline]
zap_p4d_range mm/memory.c:1485 [inline]
unmap_page_range+0x1f34/0x23b0 mm/memory.c:1506
unmap_single_vma mm/memory.c:1551 [inline]
unmap_vmas+0x37f/0x4f0 mm/memory.c:1583
exit_mmap+0x2f2/0x5c0 mm/mmap.c:3355
__mmput+0x95/0x2d0 kernel/fork.c:1153
mmput+0x59/0x170 kernel/fork.c:1176
exit_mm kernel/exit.c:539 [inline]
do_exit+0xbda/0x2a50 kernel/exit.c:850
do_group_exit+0x141/0x310 kernel/exit.c:985
get_signal+0x10a0/0x1410 kernel/signal.c:2790
arch_do_signal_or_restart+0xbd/0x17c0 arch/x86/kernel/signal.c:805
handle_signal_work kernel/entry/common.c:145 [inline]
exit_to_user_mode_loop+0x9b/0xd0 kernel/entry/common.c:169
exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
irqentry_exit_to_user_mode+0x4e/0x80 kernel/entry/common.c:287
irqentry_exit+0x12/0x60 kernel/entry/common.c:375
sysvec_apic_timer_interrupt+0xcb/0xe0 arch/x86/kernel/apic/apic.c:1094
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635
RIP: 0033:0x7f7da700fef9
Code: Unable to access opcode bytes at RIP 0x7f7da700fecf.
RSP: 002b:00007f7da5c89038 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f7da71c7f80 RCX: 00007f7da700fef9
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 0000000000000003
RBP: 00007f7da7082b76 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f7da71c7f80 R15: 00007ffccd931468