=============================
[ BUG: Invalid wait context ]
6.13.0-rc1-syzkaller-00378-g62b5a46999c7 #0 Not tainted
-----------------------------
sshd/5921 is trying to lock:
ffffffff8e3a27b8 (stack_list_lock){-.-.}-{3:3}, at: add_stack_record_to_list mm/page_owner.c:182 [inline]
ffffffff8e3a27b8 (stack_list_lock){-.-.}-{3:3}, at: inc_stack_record_count mm/page_owner.c:214 [inline]
ffffffff8e3a27b8 (stack_list_lock){-.-.}-{3:3}, at: __set_page_owner+0x3ea/0x560 mm/page_owner.c:329
other info that might help us debug this:
context-{2:2}
4 locks held by sshd/5921:
#0: ffff888023d03558 (sk_lock-AF_INET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1617 [inline]
#0: ffff888023d03558 (sk_lock-AF_INET){+.+.}-{0:0}, at: tcp_recvmsg+0x113/0x680 net/ipv4/tcp.c:2851
#1: ffffffff8e1bb500 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#1: ffffffff8e1bb500 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#1: ffffffff8e1bb500 (rcu_read_lock){....}-{1:3}, at: __ip_queue_xmit+0x73/0x1970 net/ipv4/ip_output.c:471
#2: ffffffff8e1bb500 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#2: ffffffff8e1bb500 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#2: ffffffff8e1bb500 (rcu_read_lock){....}-{1:3}, at: ip_finish_output2+0x364/0x2150 net/ipv4/ip_output.c:229
#3: ffff88806a73ebd8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:598
stack backtrace:
CPU: 1 UID: 0 PID: 5921 Comm: sshd Not tainted 6.13.0-rc1-syzkaller-00378-g62b5a46999c7 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline]
check_wait_context kernel/locking/lockdep.c:4898 [inline]
__lock_acquire+0x878/0x3c40 kernel/locking/lockdep.c:5176
lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5849
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
add_stack_record_to_list mm/page_owner.c:182 [inline]
inc_stack_record_count mm/page_owner.c:214 [inline]
__set_page_owner+0x3ea/0x560 mm/page_owner.c:329
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556
prep_new_page mm/page_alloc.c:1564 [inline]
get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474
__alloc_pages_noprof+0x223/0x25b0 mm/page_alloc.c:4751
alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
stack_depot_save_flags+0x566/0x8f0 lib/stackdepot.c:627
kasan_save_stack+0x42/0x60 mm/kasan/common.c:48
__kasan_record_aux_stack+0xba/0xd0 mm/kasan/generic.c:544
task_work_add+0xc0/0x3b0 kernel/task_work.c:77
task_tick_numa kernel/sched/fair.c:3607 [inline]
task_tick_fair+0x524/0x8e0 kernel/sched/fair.c:13054
sched_tick+0x1dd/0x4f0 kernel/sched/core.c:5652
update_process_times+0x19c/0x2d0 kernel/time/timer.c:2524
tick_sched_handle kernel/time/tick-sched.c:276 [inline]
tick_nohz_handler+0x376/0x530 kernel/time/tick-sched.c:297
__run_hrtimer kernel/time/hrtimer.c:1739 [inline]
__hrtimer_run_queues+0x5fb/0xae0 kernel/time/hrtimer.c:1803
hrtimer_interrupt+0x392/0x8e0 kernel/time/hrtimer.c:1865
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x400 arch/x86/kernel/apic/apic.c:1055
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 06 24 4a f6 48 89 df e8 4e a3 4a f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 d5 97 3b f6 65 8b 05 c6 51 d7 74 85 c0 74 16 5b
RSP: 0018:ffffc900006b0788 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffffe8fefc710c80 RCX: 1ffffffff2dd55a5
RDX: 0000000000000000 RSI: ffffffff8b6cd840 RDI: ffffffff8bd1b6a0
RBP: 0000000000000282 R08: 0000000000000001 R09: fffffbfff2dca5b4
R10: ffffffff96e52da7 R11: 0000000000000003 R12: 00000000000ff98f
R13: ffff88802a406780 R14: 0000000000000043 R15: ffff888105303808
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
__iova_rcache_get drivers/iommu/iova.c:852 [inline]
iova_rcache_get drivers/iommu/iova.c:871 [inline]
alloc_iova_fast+0x373/0xa30 drivers/iommu/iova.c:392
iommu_dma_alloc_iova+0x1f4/0x450 drivers/iommu/dma-iommu.c:803
__iommu_dma_map+0x173/0x330 drivers/iommu/dma-iommu.c:868
iommu_dma_map_page+0x1db/0xd00 drivers/iommu/dma-iommu.c:1217
dma_map_page_attrs+0x2a2/0x12c0 kernel/dma/mapping.c:171
dma_map_single_attrs include/linux/dma-mapping.h:384 [inline]
e1000_alloc_rx_buffers+0x398/0xd30 drivers/net/ethernet/intel/e1000/e1000_main.c:4616
e1000_clean_rx_irq+0xc8e/0x1160 drivers/net/ethernet/intel/e1000/e1000_main.c:4484
e1000_clean+0x9d6/0x2700 drivers/net/ethernet/intel/e1000/e1000_main.c:3807
__napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:6883
napi_poll net/core/dev.c:6952 [inline]
net_rx_action+0xa94/0x1010 net/core/dev.c:7074
handle_softirqs+0x213/0x8f0 kernel/softirq.c:554
do_softirq kernel/softirq.c:455 [inline]
do_softirq+0xb2/0xf0 kernel/softirq.c:442
__local_bh_enable_ip+0x100/0x120 kernel/softirq.c:382
local_bh_enable include/linux/bottom_half.h:33 [inline]
rcu_read_unlock_bh include/linux/rcupdate.h:919 [inline]
__dev_queue_xmit+0x8b0/0x43e0 net/core/dev.c:4461
dev_queue_xmit include/linux/netdevice.h:3168 [inline]
neigh_hh_output include/net/neighbour.h:523 [inline]
neigh_output include/net/neighbour.h:537 [inline]
ip_finish_output2+0xc6c/0x2150 net/ipv4/ip_output.c:236
__ip_finish_output net/ipv4/ip_output.c:314 [inline]
__ip_finish_output+0x49e/0x950 net/ipv4/ip_output.c:296
ip_finish_output+0x35/0x380 net/ipv4/ip_output.c:324
NF_HOOK_COND include/linux/netfilter.h:303 [inline]
ip_output+0x13b/0x2a0 net/ipv4/ip_output.c:434
dst_output include/net/dst.h:450 [inline]
ip_local_out+0x33e/0x4a0 net/ipv4/ip_output.c:130
__ip_queue_xmit+0x777/0x1970 net/ipv4/ip_output.c:536
__tcp_transmit_skb+0x2b39/0x3df0 net/ipv4/tcp_output.c:1466
__tcp_send_ack.part.0+0x390/0x6f0 net/ipv4/tcp_output.c:4270
__tcp_send_ack net/ipv4/tcp_output.c:4276 [inline]
tcp_send_ack+0x82/0xa0 net/ipv4/tcp_output.c:4276
__tcp_cleanup_rbuf+0x278/0x4b0 net/ipv4/tcp.c:1506
tcp_recvmsg_locked+0x124b/0x2780 net/ipv4/tcp.c:2822
tcp_recvmsg+0x12e/0x680 net/ipv4/tcp.c:2852
inet_recvmsg+0x12b/0x6a0 net/ipv4/af_inet.c:883
sock_recvmsg_nosec net/socket.c:1033 [inline]
sock_recvmsg+0x1b2/0x250 net/socket.c:1055
sock_read_iter+0x2bb/0x3b0 net/socket.c:1125
new_sync_read fs/read_write.c:484 [inline]
vfs_read+0xa4c/0xbe0 fs/read_write.c:565
ksys_read+0x207/0x250 fs/read_write.c:708
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1c8c316b6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffe06c84768 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000040000 RCX: 00007f1c8c316b6a
RDX: 0000000000040000 RSI: 0000564aa949f338 RDI: 0000000000000004
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe06c847d0 R14: 0000564aa947af00 R15: 00007ffe06c84848
----------------
Code disassembly (best guess):
0: f5 cmc
1: 53 push %rbx
2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
7: 48 89 fb mov %rdi,%rbx
a: 48 83 c7 18 add $0x18,%rdi
e: e8 06 24 4a f6 call 0xf64a2419
13: 48 89 df mov %rbx,%rdi
16: e8 4e a3 4a f6 call 0xf64aa369
1b: f7 c5 00 02 00 00 test $0x200,%ebp
21: 75 23 jne 0x46
23: 9c pushf
24: 58 pop %rax
25: f6 c4 02 test $0x2,%ah
28: 75 37 jne 0x61
* 2a: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction
2f: e8 d5 97 3b f6 call 0xf63b9809
34: 65 8b 05 c6 51 d7 74 mov %gs:0x74d751c6(%rip),%eax # 0x74d75201
3b: 85 c0 test %eax,%eax
3d: 74 16 je 0x55
3f: 5b pop %rbx