program: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a01030000000000000000010000000900010073797a300000000040000000030a01020000000000000000010000000900030073797a32000000001400048008000240326565a708000140000000000900010073797a300000000048000000060a010400000000000000000100000008000b40000000000900010073797a3000000000200004801c0001800b00010072656a65637400000c000280080001400000000114000000110001"], 0xd0}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) r2 = openat(0xffffffffffffff9c, &(0x7f0000001500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0/alua_tg_pt_offline\x00', 0x1, 0x0) write(r2, &(0x7f0000001600)='1', 0x1) sendmsg$NFT_BATCH(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)={{0x14}, [@NFT_MSG_NEWRULE={0x58, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x1, 0x0, 0x1}, [@NFTA_RULE_EXPRESSIONS={0x2c, 0x4, 0x0, 0x1, [{0x28, 0x1, 0x0, 0x1, @ct={{0x7}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_CT_KEY={0x8, 0x2, 0x1, 0x0, 0x11}, @NFTA_CT_DREG={0x8, 0x1, 0x1, 0x0, 0x2}, @NFTA_CT_DIRECTION={0x5}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0xa}}}, 0x80}}, 0x0) syz_emit_ethernet(0x36, &(0x7f00000000c0)={@local, @link_local, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x6, 0x0, @remote, @local}, {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x6, 0x5, 0xc2}}}}}}, 0x0) [ 93.679325][ T44] Bluetooth: hci0: command tx timeout [ 93.957527][ T5330] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000c: 0000 [#1] SMP KASAN NOPTI [ 93.963904][ T5330] KASAN: null-ptr-deref in range [0x0000000000000060-0x0000000000000067] [ 93.968458][ T5330] CPU: 0 UID: 0 PID: 5330 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 93.973063][ T5330] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 93.977957][ T5330] RIP: 0010:configfs_depend_item_unlocked+0x96/0x420 [ 93.981413][ T5330] Code: df e8 0e 88 00 00 89 c5 31 ff 89 c6 e8 a3 22 4f ff 85 ed 74 0a e8 5a 1e 4f ff 4d 89 fd eb 6c 48 8d 7b 60 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 de 50 be ff 4c 8b 6b 60 48 89 df e8 d2 87 [ 93.991968][ T5330] RSP: 0018:ffffc9000f99fad8 EFLAGS: 00010206 [ 93.994645][ T5330] RAX: 000000000000000c RBX: 0000000000000000 RCX: 0000000000000002 [ 93.998561][ T5330] RDX: ffff88803691ca80 RSI: 0000000000000000 RDI: 0000000000000060 [ 94.003847][ T5330] RBP: 0000000000000000 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 94.008096][ T5330] R10: dffffc0000000000 R11: fffffbfff20af847 R12: ffffffff8f71d3e0 [ 94.012049][ T5330] R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff88801d112c00 [ 94.016203][ T5330] FS: 00007f5b45a146c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 94.020860][ T5330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.024242][ T5330] CR2: 00007ffc866bd230 CR3: 0000000044278000 CR4: 0000000000352ef0 [ 94.028242][ T5330] Call Trace: [ 94.030184][ T5330] [ 94.031831][ T5330] usbg_make_tpg+0x1f6/0x590 [ 94.034318][ T5330] ? configfs_mkdir+0x4b0/0x9e0 [ 94.036829][ T5330] ? __pfx___mutex_lock+0x10/0x10 [ 94.039338][ T5330] ? __pfx_usbg_make_tpg+0x10/0x10 [ 94.041616][ T5330] ? do_raw_spin_lock+0x12b/0x2f0 [ 94.043971][ T5330] target_fabric_make_tpg+0xa8/0x6d0 [ 94.046281][ T5330] configfs_mkdir+0x4f6/0x9e0 [ 94.048373][ T5330] ? d_splice_alias+0x12/0x30 [ 94.050290][ T5330] ? __pfx_configfs_mkdir+0x10/0x10 [ 94.052730][ T5330] ? generic_permission+0x2bf/0x670 [ 94.055246][ T5330] ? bpf_lsm_inode_mkdir+0x9/0x20 [ 94.057929][ T5330] vfs_mkdir+0x406/0x620 [ 94.060263][ T5330] filename_mkdirat+0x285/0x510 [ 94.062563][ T5330] ? __pfx_filename_mkdirat+0x10/0x10 [ 94.064872][ T5330] ? do_getname+0x151/0x250 [ 94.066861][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.069631][ T5330] __se_sys_mkdir+0x34/0x150 [ 94.072056][ T5330] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.075702][ T5330] do_syscall_64+0x174/0x580 [ 94.078043][ T5330] ? clear_bhb_loop+0x40/0x90 [ 94.080001][ T5330] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.082310][ T5330] RIP: 0033:0x7f5b44b9e019 [ 94.084266][ T5330] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 94.092665][ T5330] RSP: 002b:00007f5b45a13fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 94.096006][ T5330] RAX: ffffffffffffffda RBX: 00007f5b44e25fa0 RCX: 00007f5b44b9e019 [ 94.099277][ T5330] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000200000000600 [ 94.102335][ T5330] RBP: 00007f5b44c3500c R08: 0000000000000000 R09: 0000000000000000 [ 94.106385][ T5330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.110721][ T5330] R13: 00007f5b44e26038 R14: 00007f5b44e25fa0 R15: 00007ffcb1a76e98 [ 94.114194][ T5330] [ 94.115430][ T5330] Modules linked in: [ 94.117551][ T5330] ---[ end trace 0000000000000000 ]--- [ 94.126761][ T5330] RIP: 0010:configfs_depend_item_unlocked+0x96/0x420 [ 94.130136][ T5330] Code: df e8 0e 88 00 00 89 c5 31 ff 89 c6 e8 a3 22 4f ff 85 ed 74 0a e8 5a 1e 4f ff 4d 89 fd eb 6c 48 8d 7b 60 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 de 50 be ff 4c 8b 6b 60 48 89 df e8 d2 87 [ 94.139127][ T5330] RSP: 0018:ffffc9000f99fad8 EFLAGS: 00010206 [ 94.142383][ T5330] RAX: 000000000000000c RBX: 0000000000000000 RCX: 0000000000000002 [ 94.146760][ T5330] RDX: ffff88803691ca80 RSI: 0000000000000000 RDI: 0000000000000060 [ 94.151008][ T5330] RBP: 0000000000000000 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 94.155112][ T5330] R10: dffffc0000000000 R11: fffffbfff20af847 R12: ffffffff8f71d3e0 [ 94.160077][ T5330] R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff88801d112c00 [ 94.164270][ T5330] FS: 00007f5b45a146c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 94.167926][ T5330] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.171784][ T5330] CR2: 00007f5b44df36b8 CR3: 0000000044278000 CR4: 0000000000352ef0 [ 94.175858][ T5330] Kernel panic - not syncing: Fatal exception [ 94.179266][ T5330] Kernel Offset: disabled [ 94.181345][ T5330] Rebooting in 86400 seconds..