device team0 left promiscuous mode device team_slave_0 left promiscuous mode device team_slave_1 left promiscuous mode BUG: unable to handle kernel paging request at ffffc90001945002 kobject: 'loop4' (000000004e5bf45d): kobject_uevent_env PGD 12c256067 P4D 12c256067 PUD 21bc31067 PMD a6213067 PTE 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 10130 Comm: syz-executor.2 Not tainted 4.19.79 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop4' (000000004e5bf45d): fill_kobj_path: path = '/devices/virtual/block/loop4' RIP: 0010:bpf_prog_ebpf_jited include/linux/filter.h:884 [inline] RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:383 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:437 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:511 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x15d/0x2c0 kernel/bpf/core.c:504 Code: 02 48 8b 58 30 48 89 fa 48 89 f9 48 c1 ea 03 83 e1 07 42 0f b6 14 2a 48 81 e3 00 f0 ff ff 38 ca 7f 08 84 d2 0f 85 0c 01 00 00 <0f> b6 70 02 31 ff 83 e6 01 40 88 75 d0 e8 b1 81 f5 ff 0f b6 75 d0 RSP: 0018:ffff8880420a6640 EFLAGS: 00010246 RAX: ffffc90001945000 RBX: ffffffffa0010000 RCX: 0000000000000002 RDX: 0000000000000000 RSI: ffffffff8175f998 RDI: ffffc90001945002 RBP: ffff8880420a6680 R08: ffff88808360a380 R09: ffffed1015d04733 R10: ffffed1015d04732 R11: ffff8880ae823993 R12: ffff8880a8638470 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880a8638470 FS: 00007f9d36a65700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90001945002 CR3: 000000004a555000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_bpf_text_address+0x78/0x170 kernel/bpf/core.c:546 kernel_text_address+0x73/0xf0 kernel/extable.c:152 __kernel_text_address+0xd/0x40 kernel/extable.c:107 unwind_get_return_address arch/x86/kernel/unwind_frame.c:18 [inline] unwind_get_return_address+0x61/0xa0 arch/x86/kernel/unwind_frame.c:13 __save_stack_trace+0x99/0x100 arch/x86/kernel/stacktrace.c:45 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x45/0xd0 mm/kasan/kasan.c:448 set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc mm/kasan/kasan.c:553 [inline] kasan_kmalloc+0xce/0xf0 mm/kasan/kasan.c:531 kmem_cache_alloc_node_trace+0x153/0x720 mm/slab.c:3668 __do_kmalloc_node mm/slab.c:3688 [inline] __kmalloc_node_track_caller+0x3d/0x80 mm/slab.c:3703 __kmalloc_reserve.isra.0+0x40/0xf0 net/core/skbuff.c:137 pskb_expand_head+0x154/0xe20 net/core/skbuff.c:1464 netlink_trim+0x215/0x260 net/netlink/af_netlink.c:1299 netlink_broadcast_filtered+0x64/0xb20 net/netlink/af_netlink.c:1496 netlink_broadcast net/netlink/af_netlink.c:1541 [inline] nlmsg_multicast include/net/netlink.h:591 [inline] nlmsg_notify+0x93/0x1c0 net/netlink/af_netlink.c:2497 rtnl_notify net/core/rtnetlink.c:736 [inline] rtmsg_ifinfo_send net/core/rtnetlink.c:3346 [inline] rtmsg_ifinfo_event.part.0+0xb0/0xe0 net/core/rtnetlink.c:3361 rtmsg_ifinfo_event net/core/rtnetlink.c:3369 [inline] rtmsg_ifinfo+0x8d/0xa0 net/core/rtnetlink.c:3367 __dev_notify_flags+0x235/0x2c0 net/core/dev.c:7532 __dev_set_promiscuity+0x1a1/0x220 net/core/dev.c:7309 dev_set_promiscuity+0x57/0xe0 net/core/dev.c:7329 team_change_rx_flags+0x161/0x350 drivers/net/team/team.c:1767 dev_change_rx_flags net/core/dev.c:7262 [inline] __dev_set_promiscuity.cold+0x2d3/0x343 net/core/dev.c:7306 dev_set_promiscuity+0x57/0xe0 net/core/dev.c:7329 nbp_delete_promisc net/bridge/br_if.c:248 [inline] del_nbp+0x11f/0xc60 net/bridge/br_if.c:334 br_del_if+0x100/0x470 net/bridge/br_if.c:717 br_del_slave+0x21/0x30 net/bridge/br_device.c:365 do_set_master+0xe7/0x230 net/core/rtnetlink.c:2286 do_setlink+0x95d/0x34c0 net/core/rtnetlink.c:2434 rtnl_setlink+0x271/0x380 net/core/rtnetlink.c:2688 rtnetlink_rcv_msg+0x463/0xb00 net/core/rtnetlink.c:4747 netlink_rcv_skb+0x17d/0x460 net/netlink/af_netlink.c:2454 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:4765 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] netlink_unicast+0x537/0x720 net/netlink/af_netlink.c:1343 netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 sock_write_iter+0x27c/0x3e0 net/socket.c:901 call_write_iter include/linux/fs.h:1820 [inline] do_iter_readv_writev+0x558/0x830 fs/read_write.c:681 do_iter_write fs/read_write.c:960 [inline] do_iter_write+0x184/0x5f0 fs/read_write.c:941 vfs_writev+0x1b3/0x2f0 fs/read_write.c:1005 do_writev+0x15e/0x370 fs/read_write.c:1040 __do_sys_writev fs/read_write.c:1113 [inline] __se_sys_writev fs/read_write.c:1110 [inline] __x64_sys_writev+0x75/0xb0 fs/read_write.c:1110 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459a59 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9d36a64c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9d36a656d4 R13: 00000000004c6fd4 R14: 00000000004e1da8 R15: 00000000ffffffff Modules linked in: CR2: ffffc90001945002 ---[ end trace 60e2f7f86efdcf85 ]--- RIP: 0010:bpf_prog_ebpf_jited include/linux/filter.h:884 [inline] RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:383 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:437 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:511 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x15d/0x2c0 kernel/bpf/core.c:504 Code: 02 48 8b 58 30 48 89 fa 48 89 f9 48 c1 ea 03 83 e1 07 42 0f b6 14 2a 48 81 e3 00 f0 ff ff 38 ca 7f 08 84 d2 0f 85 0c 01 00 00 <0f> b6 70 02 31 ff 83 e6 01 40 88 75 d0 e8 b1 81 f5 ff 0f b6 75 d0 RSP: 0018:ffff8880420a6640 EFLAGS: 00010246 RAX: ffffc90001945000 RBX: ffffffffa0010000 RCX: 0000000000000002 RDX: 0000000000000000 RSI: ffffffff8175f998 RDI: ffffc90001945002 RBP: ffff8880420a6680 R08: ffff88808360a380 R09: ffffed1015d04733 R10: ffffed1015d04732 R11: ffff8880ae823993 R12: ffff8880a8638470 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880a8638470 FS: 00007f9d36a65700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90001945002 CR3: 000000004a555000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400