bridge0: port 3(vlan2) entered blocking state
================================================================================
UBSAN: Undefined behaviour in net/bridge/br_private.h:586:29
load of value 3 is not a valid value for type '_Bool'
CPU: 1 PID: 16140 Comm: syz-executor.4 Not tainted 4.19.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x22c/0x33e lib/dump_stack.c:118
 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161
 __ubsan_handle_load_invalid_value.cold+0x63/0x6f lib/ubsan.c:454
 br_skb_isolated net/bridge/br_private.h:586 [inline]
 should_deliver net/bridge/br_forward.c:34 [inline]
 maybe_deliver.cold+0x15/0x34 net/bridge/br_forward.c:178
 br_flood+0x180/0x4f0 net/bridge/br_forward.c:226
 br_dev_xmit+0xdd0/0x1510 net/bridge/br_device.c:103
 __netdev_start_xmit include/linux/netdevice.h:4333 [inline]
 netdev_start_xmit include/linux/netdevice.h:4347 [inline]
 xmit_one net/core/dev.c:3256 [inline]
 dev_hard_start_xmit+0x1a8/0x960 net/core/dev.c:3272
 __dev_queue_xmit+0x276a/0x2ec0 net/core/dev.c:3838
 mrp_queue_xmit net/802/mrp.c:354 [inline]
 mrp_join_timer+0x8a/0xc0 net/802/mrp.c:598
 call_timer_fn+0x177/0x760 kernel/time/timer.c:1338
 expire_timers+0x243/0x500 kernel/time/timer.c:1375
 __run_timers kernel/time/timer.c:1703 [inline]
 run_timer_softirq+0x259/0x730 kernel/time/timer.c:1716
 __do_softirq+0x27d/0xad2 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x22d/0x270 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:544 [inline]
 smp_apic_timer_interrupt+0x15f/0x5d0 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894
 </IRQ>
RIP: 0010:clear_page_erms+0x9/0x10 arch/x86/lib/clear_page_64.S:49
Code: 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 0f 1f 80 00 00 00 00 b9 00 10 00 00 31 c0 f3 aa <c3> 90 90 90 90 90 90 41 57 41 56 41 55 41 54 55 53 48 89 fb 48 83
RSP: 0000:ffff88804944fb90 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: ffff888000000000 RCX: 0000000000000000
RDX: 1ffff11009e2bef7 RSI: ffffffff819d15e1 RDI: ffff88803685e000
RBP: ffff88804f15e480 R08: ffffffffffffffe8 R09: 0000000000000000
R10: 0000000000000004 R11: 00000000cfac383e R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffff88804944fd48
 clear_page arch/x86/include/asm/page_64.h:49 [inline]
 clear_user_page arch/x86/include/asm/page.h:28 [inline]
 clear_user_highpage include/linux/highmem.h:137 [inline]
 clear_subpage.constprop.0+0x7d/0x100 mm/memory.c:4715
 process_huge_page mm/memory.c:4669 [inline]
 clear_huge_page+0xa2/0x460 mm/memory.c:4729
 __do_huge_pmd_anonymous_page mm/huge_memory.c:580 [inline]
 do_huge_pmd_anonymous_page+0xbc5/0x1d70 mm/huge_memory.c:738
 create_huge_pmd mm/memory.c:3932 [inline]
 __handle_mm_fault+0x2905/0x4370 mm/memory.c:4136
 handle_mm_fault+0x489/0xb90 mm/memory.c:4202
 __do_page_fault+0x6d8/0xe00 arch/x86/mm/fault.c:1412
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205
RIP: 0033:0x444ff1
Code: 2e 0f 1f 84 00 00 00 00 00 48 83 fa 20 48 89 f8 73 77 f6 c2 01 74 0b 0f b6 0e 88 0f 48 ff c6 48 ff c7 f6 c2 02 74 12 0f b7 0e <66> 89 0f 48 83 c6 02 48 83 c7 02 0f 1f 40 00 f6 c2 04 74 0c 8b 0e
RSP: 002b:00007ffc5c91cfd8 EFLAGS: 00010202
RAX: 00000000200001c0 RBX: 0000000000000000 RCX: 000000000000642f
RDX: 000000000000000a RSI: 0000000001190020 RDI: 00000000200001c0
RBP: 0000000001190000 R08: 0000000000000000 R09: 0000000000000004
R10: 0000000000000075 R11: 0000000000000246 R12: 0000000001190008
R13: 00007ffc5c91d1d0 R14: fffffffffffffffe R15: 00007ffc5c91d1e0
================================================================================
bridge0: port 3(vlan2) entered disabled state
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
bridge0: port 3(vlan2) entered blocking state
bridge0: port 3(vlan2) entered disabled state
ptrace attach of "/root/syz-executor.1"[16221] was attempted by "/root/syz-executor.1"[16227]
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
bridge0: port 3(vlan2) entered blocking state
bridge0: port 3(vlan2) entered disabled state
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
bridge0: port 3(vlan2) entered blocking state
bridge0: port 3(vlan2) entered disabled state
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
bridge0: port 3(vlan2) entered blocking state
bridge0: port 3(vlan2) entered disabled state
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
device geneve2 entered promiscuous mode
device geneve2 entered promiscuous mode
bridge0: port 3(vlan2) entered blocking state
bridge0: port 3(vlan2) entered disabled state
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
8021q: adding VLAN 0 to HW filter on device batadv0
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
batman_adv: Cannot find parent device
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'.
bridge0: port 3(vlan2) entered blocking state
bridge0: port 3(vlan2) entered disabled state
sd 0:0:1:0: [sg0] tag#1643 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK
sd 0:0:1:0: [sg0] tag#1643 CDB: Test Unit Ready
netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'.
sd 0:0:1:0: [sg0] tag#1643 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
bridge0: port 3(vlan2) entered blocking state
sd 0:0:1:0: [sg0] tag#1643 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[c0]: 00 00 00 00 00 00 00 00
bridge0: port 3(vlan2) entered disabled state
sd 0:0:1:0: [sg0] tag#1643 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK
sd 0:0:1:0: [sg0] tag#1643 CDB: Test Unit Ready
sd 0:0:1:0: [sg0] tag#1643 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[c0]: 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK
sd 0:0:1:0: [sg0] tag#1643 CDB: Test Unit Ready
sd 0:0:1:0: [sg0] tag#1643 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[c0]: 00 00 00 00 00 00 00 00
IPv6: sit1: Disabled Multicast RS
sd 0:0:1:0: [sg0] tag#1643 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK
sd 0:0:1:0: [sg0] tag#1643 CDB: Test Unit Ready
sd 0:0:1:0: [sg0] tag#1643 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
sd 0:0:1:0: [sg0] tag#1643 CDB[c0]: 00 00 00 00 00 00 00 00