kobject: 'queues' (000000005ed4f902): kobject_uevent_env: filter function caused the event to drop! kasan: CONFIG_KASAN_INLINE enabled kobject: 'rx-0' (0000000054d9a5c6): kobject_add_internal: parent: 'queues', set: 'queues' kasan: GPF could be caused by NULL-ptr deref or user memory access kobject: 'rx-0' (0000000054d9a5c6): kobject_uevent_env general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 31320 Comm: syz-executor4 Not tainted 4.19.0+ #156 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:xs_net include/net/xfrm.h:253 [inline] RIP: 0010:xfrmi_rcv_cb+0xd4/0x9d0 net/xfrm/xfrm_interface.c:259 kobject: 'rx-0' (0000000054d9a5c6): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/rx-0' Code: 7c e5 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f0 07 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 e5 10 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 da 07 00 00 49 8b 3c 24 49 8d b4 24 d0 00 00 00 RSP: 0018:ffff88019442e9a8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8801c9108680 RCX: ffffc90009eca000 kobject: 'tx-0' (000000007a53187a): kobject_add_internal: parent: 'queues', set: 'queues' RDX: 0000000000000000 RSI: ffffffff86b40155 RDI: ffff88016b486d88 RBP: ffff88019442e9e8 R08: ffff8801bfb4e2c0 R09: ffffed003b5e5b57 R10: ffffed003b5e5b57 R11: ffff8801daf2dabb R12: 0000000000000000 R13: ffff88016b486d80 R14: ffff8801c91086e8 R15: 0000000000000001 FS: 00007f42d50f2700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 kobject: 'tx-0' (000000007a53187a): kobject_uevent_env CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000191c9b000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xfrm6_rcv_cb+0x220/0x400 net/ipv6/xfrm6_protocol.c:59 kobject: 'tx-0' (000000007a53187a): fill_kobj_path: path = '/devices/virtual/net/gre0/queues/tx-0' kobject: 'gretap0' (0000000005ee4e09): kobject_add_internal: parent: 'net', set: 'devices' xfrm_rcv_cb net/xfrm/xfrm_input.c:108 [inline] xfrm_input+0x8aa/0x3190 net/xfrm/xfrm_input.c:496 kobject: 'gretap0' (0000000005ee4e09): kobject_uevent_env kobject: 'gretap0' (0000000005ee4e09): fill_kobj_path: path = '/devices/virtual/net/gretap0' xfrm6_rcv_spi net/ipv6/xfrm6_input.c:31 [inline] xfrm6_rcv_tnl+0x168/0x1d0 net/ipv6/xfrm6_input.c:74 xfrm6_rcv+0x17/0x20 net/ipv6/xfrm6_input.c:81 kobject: 'queues' (00000000aad52eac): kobject_add_internal: parent: 'gretap0', set: '' xfrm6_esp_rcv+0x1a5/0x3a0 net/ipv6/xfrm6_protocol.c:74 kobject: 'queues' (00000000aad52eac): kobject_uevent_env ip6_input_finish+0x3fc/0x1aa0 net/ipv6/ip6_input.c:384 kobject: 'queues' (00000000aad52eac): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (00000000ede840fa): kobject_add_internal: parent: 'queues', set: 'queues' NF_HOOK include/linux/netfilter.h:289 [inline] ip6_input+0xe9/0x600 net/ipv6/ip6_input.c:427 kobject: 'rx-0' (00000000ede840fa): kobject_uevent_env kobject: 'rx-0' (00000000ede840fa): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/rx-0' ip6_mc_input+0x48a/0xd20 net/ipv6/ip6_input.c:504 kobject: 'tx-0' (00000000c180aa55): kobject_add_internal: parent: 'queues', set: 'queues' dst_input include/net/dst.h:450 [inline] ip6_rcv_finish+0x17a/0x330 net/ipv6/ip6_input.c:76 kobject: 'tx-0' (00000000c180aa55): kobject_uevent_env NF_HOOK include/linux/netfilter.h:289 [inline] ipv6_rcv+0x115/0x640 net/ipv6/ip6_input.c:272 kobject: 'tx-0' (00000000c180aa55): fill_kobj_path: path = '/devices/virtual/net/gretap0/queues/tx-0' kobject: 'erspan0' (00000000f93de56c): kobject_add_internal: parent: 'net', set: 'devices' __netif_receive_skb_one_core+0x14d/0x200 net/core/dev.c:4941 kobject: 'erspan0' (00000000f93de56c): kobject_uevent_env __netif_receive_skb+0x2c/0x1e0 net/core/dev.c:5051 kobject: 'erspan0' (00000000f93de56c): fill_kobj_path: path = '/devices/virtual/net/erspan0' netif_receive_skb_internal+0x12c/0x800 net/core/dev.c:5154 kobject: 'queues' (00000000ac4ce260): kobject_add_internal: parent: 'erspan0', set: '' kobject: 'queues' (00000000ac4ce260): kobject_uevent_env kobject: 'queues' (00000000ac4ce260): kobject_uevent_env: filter function caused the event to drop! napi_frags_finish net/core/dev.c:5690 [inline] napi_gro_frags+0x75a/0xc90 net/core/dev.c:5763 kobject: 'rx-0' (00000000ed4ddc1f): kobject_add_internal: parent: 'queues', set: 'queues' tun_get_user+0x3189/0x4250 drivers/net/tun.c:1948 kobject: 'rx-0' (00000000ed4ddc1f): kobject_uevent_env kobject: 'rx-0' (00000000ed4ddc1f): fill_kobj_path: path = '/devices/virtual/net/erspan0/queues/rx-0' kobject: 'tx-0' (00000000aa1f09a2): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (00000000aa1f09a2): kobject_uevent_env kobject: 'tx-0' (00000000aa1f09a2): fill_kobj_path: path = '/devices/virtual/net/erspan0/queues/tx-0' kobject: 'ip_vti0' (00000000410b4e0c): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'ip_vti0' (00000000410b4e0c): kobject_uevent_env tun_chr_write_iter+0xb9/0x160 drivers/net/tun.c:1993 call_write_iter include/linux/fs.h:1808 [inline] do_iter_readv_writev+0x8b0/0xa80 fs/read_write.c:680 kobject: 'ip_vti0' (00000000410b4e0c): fill_kobj_path: path = '/devices/virtual/net/ip_vti0' kobject: 'queues' (00000000685e3252): kobject_add_internal: parent: 'ip_vti0', set: '' do_iter_write+0x185/0x5f0 fs/read_write.c:959 kobject: 'queues' (00000000685e3252): kobject_uevent_env vfs_writev+0x1f1/0x360 fs/read_write.c:1004 kobject: 'queues' (00000000685e3252): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (0000000099d171b8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (0000000099d171b8): kobject_uevent_env do_writev+0x11a/0x310 fs/read_write.c:1039 kobject: 'rx-0' (0000000099d171b8): fill_kobj_path: path = '/devices/virtual/net/ip_vti0/queues/rx-0' kobject: 'tx-0' (000000005c820415): kobject_add_internal: parent: 'queues', set: 'queues' __do_sys_writev fs/read_write.c:1112 [inline] __se_sys_writev fs/read_write.c:1109 [inline] __x64_sys_writev+0x75/0xb0 fs/read_write.c:1109 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 kobject: 'tx-0' (000000005c820415): kobject_uevent_env kobject: 'tx-0' (000000005c820415): fill_kobj_path: path = '/devices/virtual/net/ip_vti0/queues/tx-0' kobject: 'ip6_vti0' (00000000df971a11): kobject_add_internal: parent: 'net', set: 'devices' entry_SYSCALL_64_after_hwframe+0x49/0xbe kobject: 'ip6_vti0' (00000000df971a11): kobject_uevent_env RIP: 0033:0x457421 Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 34 b5 fb ff c3 48 83 ec 08 e8 1a 2d 00 00 48 89 04 24 b8 14 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 63 2d 00 00 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f42d50f1ba0 EFLAGS: 00000293 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 000000000000004a RCX: 0000000000457421 kobject: 'ip6_vti0' (00000000df971a11): fill_kobj_path: path = '/devices/virtual/net/ip6_vti0' RDX: 0000000000000001 RSI: 00007f42d50f1bf0 RDI: 00000000000000f0 RBP: 0000000020000000 R08: 00000000000000f0 R09: 0000000000000000 R10: 0000000000000064 R11: 0000000000000293 R12: 00007f42d50f26d4 R13: 00000000004c4890 R14: 00000000004d7b90 R15: 0000000000000004 Modules linked in: kobject: 'queues' (000000009a253a42): kobject_add_internal: parent: 'ip6_vti0', set: '' ---[ end trace acd7bbfbb5d6915d ]--- kobject: 'loop5' (000000007c48fed9): kobject_uevent_env RIP: 0010:xs_net include/net/xfrm.h:253 [inline] RIP: 0010:xfrmi_rcv_cb+0xd4/0x9d0 net/xfrm/xfrm_interface.c:259 kobject: 'loop5' (000000007c48fed9): fill_kobj_path: path = '/devices/virtual/block/loop5' Code: 7c e5 10 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 f0 07 00 00 48 b8 00 00 00 00 00 fc ff df 4f 8b 64 e5 10 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 da 07 00 00 49 8b 3c 24 49 8d b4 24 d0 00 00 00 kobject: 'queues' (000000009a253a42): kobject_uevent_env RSP: 0018:ffff88019442e9a8 EFLAGS: 00010246 kobject: 'loop2' (00000000b1f9c56e): kobject_uevent_env RAX: dffffc0000000000 RBX: ffff8801c9108680 RCX: ffffc90009eca000 RDX: 0000000000000000 RSI: ffffffff86b40155 RDI: ffff88016b486d88 RBP: ffff88019442e9e8 R08: ffff8801bfb4e2c0 R09: ffffed003b5e5b57 kobject: 'loop2' (00000000b1f9c56e): fill_kobj_path: path = '/devices/virtual/block/loop2' R10: ffffed003b5e5b57 R11: ffff8801daf2dabb R12: 0000000000000000 R13: ffff88016b486d80 R14: ffff8801c91086e8 R15: 0000000000000001 kobject: 'queues' (000000009a253a42): kobject_uevent_env: filter function caused the event to drop! FS: 00007f42d50f2700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000191c9b000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 kobject: 'rx-0' (000000000210226e): kobject_add_internal: parent: 'queues', set: 'queues'