bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P14796/1:b..l P15375/1:b..l P15366/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=85341, q=1098 ncpus=1)
task:syz.4.1817 state:R running task stack:27784 pid:15366 tgid:15354 ppid:10111 task_flags:0x400140 flags:0x00080002
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
irqentry_exit+0x36/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__kasan_check_byte+0x6/0x50 mm/kasan/common.c:578
Code: 50 ff a8 01 48 0f 45 da e9 9c fe ff ff 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 41 54 <49> 89 f4 55 48 89 fd 53 e8 5d 23 00 00 89 c3 84 c0 74 0b 89 d8 5b
RSP: 0018:ffffc900035f75e8 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffffff8e3c42e0 RCX: 0000000000000002
RDX: 0000000000000000 RSI: ffffffff82632604 RDI: ffffffff8e3c42e0
RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
kasan_check_byte include/linux/kasan.h:401 [inline]
lock_acquire kernel/locking/lockdep.c:5842 [inline]
lock_acquire+0xfc/0x350 kernel/locking/lockdep.c:5825
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
kernfs_root+0x34/0x2a0 fs/kernfs/kernfs-internal.h:75
kernfs_activate fs/kernfs/dir.c:1423 [inline]
kernfs_add_one+0x33a/0x840 fs/kernfs/dir.c:834
__kernfs_create_file+0x295/0x350 fs/kernfs/file.c:1086
sysfs_add_file_mode_ns+0x207/0x3c0 fs/sysfs/file.c:313
create_files fs/sysfs/group.c:76 [inline]
internal_create_group+0x578/0xf30 fs/sysfs/group.c:183
internal_create_groups+0x9d/0x150 fs/sysfs/group.c:223
device_add_groups drivers/base/core.c:2836 [inline]
device_add_attrs drivers/base/core.c:2911 [inline]
device_add+0xf30/0x1aa0 drivers/base/core.c:3643
netdev_register_kobject+0x1a9/0x3d0 net/core/net-sysfs.c:2358
register_netdevice+0x13dc/0x2270 net/core/dev.c:11294
__ip_tunnel_create+0x540/0x6e0 net/ipv4/ip_tunnel.c:268
ip_tunnel_init_net+0x22f/0x7d0 net/ipv4/ip_tunnel.c:1147
ops_init+0x1e2/0x5f0 net/core/net_namespace.c:137
setup_net+0x100/0x390 net/core/net_namespace.c:445
copy_net_ns+0x2f8/0x690 net/core/net_namespace.c:580
create_new_namespaces+0x3ea/0xa90 kernel/nsproxy.c:110
unshare_nsproxy_namespaces+0xc0/0x1f0 kernel/nsproxy.c:218
ksys_unshare+0x45b/0xa40 kernel/fork.c:3129
__do_sys_unshare kernel/fork.c:3200 [inline]
__se_sys_unshare kernel/fork.c:3198 [inline]
__x64_sys_unshare+0x31/0x40 kernel/fork.c:3198
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f83e7b8efc9
RSP: 002b:00007f83e8996038 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f83e7de6540 RCX: 00007f83e7b8efc9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000080
RBP: 00007f83e7c11f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f83e7de65d8 R14: 00007f83e7de6540 R15: 00007ffe8f9a9298
task:syz.6.1821 state:R running task stack:25400 pid:15375 tgid:15371 ppid:12190 task_flags:0x400140 flags:0x00480002
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
irqentry_exit+0x36/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:mt_locked lib/maple_tree.c:727 [inline]
RIP: 0010:mas_root lib/maple_tree.c:778 [inline]
RIP: 0010:mas_start lib/maple_tree.c:1198 [inline]
RIP: 0010:mas_state_walk lib/maple_tree.c:3289 [inline]
RIP: 0010:mt_find+0x260/0xa20 lib/maple_tree.c:6495
Code: 76 0e 66 f6 41 81 fe 00 03 00 00 0f 85 ed 02 00 00 e8 24 13 66 f6 4c 89 fa 48 c1 ea 03 80 3c 2a 00 0f 85 1f 07 00 00 4d 8b 3f <4d> 85 ff 74 42 e8 06 13 66 f6 be ff ff ff ff 4c 89 ff e8 d9 ae 06
RSP: 0018:ffffc9000ebc7b18 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88805943881e RCX: ffffffff8b5656ca
RDX: 1ffff1100f917c20 RSI: ffffffff8b5656dc RDI: 0000000000000005
RBP: dffffc0000000000 R08: 0000000000000005 R09: 0000000000000300
R10: 0000000000000300 R11: 0000000000000001 R12: 0000000000000000
R13: ffffc9000ebc7c58 R14: 0000000000000300 R15: ffff88807c8be2a0
find_vma_intersection+0xc0/0x140 mm/mmap.c:892
__mm_populate+0x238/0x380 mm/gup.c:1943
mm_populate include/linux/mm.h:3471 [inline]
vm_mmap_pgoff+0x37f/0x470 mm/util.c:586
ksys_mmap_pgoff+0x32c/0x5c0 mm/mmap.c:604
__do_sys_mmap arch/x86/kernel/sys_x86_64.c:89 [inline]
__se_sys_mmap arch/x86/kernel/sys_x86_64.c:82 [inline]
__x64_sys_mmap+0x125/0x190 arch/x86/kernel/sys_x86_64.c:82
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4b54b8efc9
RSP: 002b:00007f4b55a07038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f4b54de6180 RCX: 00007f4b54b8efc9
RDX: 0000002000000efb RSI: 0000000000810004 RDI: 0000000000000000
RBP: 00007f4b54c11f91 R08: 0000000000000003 R09: 0000000000008000
R10: 0008000000008011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4b54de6218 R14: 00007f4b54de6180 R15: 00007ffe05b16418
task:syz.4.1725 state:R running task stack:22744 pid:14796 tgid:14796 ppid:10111 task_flags:0x40064c flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1190/0x5de0 kernel/sched/core.c:6929
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
irqentry_exit+0x36/0x90 kernel/entry/common.c:211
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x62/0x350 kernel/locking/lockdep.c:5872
Code: 7c 08 12 83 f8 07 0f 87 bc 02 00 00 89 c0 48 0f a3 05 b2 c6 e9 0e 0f 82 74 02 00 00 8b 35 0a f7 e9 0e 85 f6 0f 85 8d 00 00 00 <48> 8b 44 24 30 65 48 2b 05 c9 7b 08 12 0f 85 c7 02 00 00 48 83 c4
RSP: 0018:ffffc90004cf6f28 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8e3c42e0 RCX: 00000000ef9d33e4
RDX: 0000000000000000 RSI: ffffffff8da01492 RDI: ffffffff8bf07240
RBP: 0000000000000002 R08: 0ac0d5affe09d4ff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:867 [inline]
class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
unwind_next_frame+0xd1/0x20a0 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x160/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x84/0x1a0 mm/page_owner.c:308
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
free_unref_folios+0xa31/0x1610 mm/page_alloc.c:2963
folios_put_refs+0x4be/0x750 mm/swap.c:1002
folio_batch_release include/linux/pagevec.h:101 [inline]
shmem_undo_range+0x58f/0x1150 mm/shmem.c:1120
shmem_truncate_range mm/shmem.c:1232 [inline]
shmem_evict_inode+0x3a1/0xbe0 mm/shmem.c:1360
evict+0x3e6/0x920 fs/inode.c:810
iput_final fs/inode.c:1914 [inline]
iput.part.0+0x6a9/0xb00 fs/inode.c:1966
iput+0x35/0x40 fs/inode.c:1929
dentry_unlink_inode+0x29c/0x480 fs/dcache.c:466
__dentry_kill+0x1d0/0x600 fs/dcache.c:669
dput.part.0+0x4b1/0x9b0 fs/dcache.c:911
dput+0x1f/0x30 fs/dcache.c:901
__fput+0x51c/0xb70 fs/file_table.c:476
task_work_run+0x150/0x240 kernel/task_work.c:227
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x86f/0x2bf0 kernel/exit.c:966
do_group_exit+0xd3/0x2a0 kernel/exit.c:1107
get_signal+0x2671/0x26d0 kernel/signal.c:3034
arch_do_signal_or_restart+0x8f/0x790 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:40 [inline]
exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
irqentry_exit_to_user_mode+0x176/0x310 kernel/entry/common.c:73
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x0
RSP: 002b:0000000000000010 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f83e7de6270 RCX: 00007f83e7b8efc9
RDX: 9999999999999999 RSI: 0000000000000008 RDI: 0000000000000021
RBP: 00007f83e7c11f91 R08: 0000000000000006 R09: 0000000000000000
R10: ffffffff81000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f83e7de6308 R14: 00007f83e7de6270 R15: 00007ffe8f9a9298
net_ratelimit: 9214 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:06:c1:37:ee:71:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:06:c1:37:ee:71:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
net_ratelimit: 10511 callbacks suppressed
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:06:c1:37:ee:71:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:06:c1:37:ee:71:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)