last executing test programs: 2.544604485s ago: executing program 4 (id=506): setns(0xffffffffffffffff, 0x0) 2.483241329s ago: executing program 4 (id=509): gettid() 2.46933863s ago: executing program 4 (id=513): unshare(0x0) 2.399536591s ago: executing program 4 (id=515): newfstatat(0xffffffffffffff9c, &(0x7f0000000000), &(0x7f0000000000), 0x0) 2.387485827s ago: executing program 4 (id=521): rt_sigreturn() 1.703301872s ago: executing program 3 (id=581): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/lightnvm/control', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/lightnvm/control', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/lightnvm/control', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/lightnvm/control', 0x800, 0x0) 1.703235469s ago: executing program 2 (id=582): rt_sigaction(0x0, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000)) 1.703040491s ago: executing program 0 (id=583): syz_open_dev$I2C(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$I2C(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$I2C(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$I2C(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$I2C(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$I2C(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$I2C(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$I2C(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$I2C(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$I2C(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$I2C(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$I2C(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$I2C(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$I2C(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$I2C(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$I2C(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$I2C(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$I2C(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$I2C(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$I2C(&(0x7f0000000500), 0x4, 0x800) 1.702691651s ago: executing program 1 (id=585): statx(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000)) 1.695519776s ago: executing program 3 (id=586): landlock_create_ruleset(&(0x7f0000000000), 0x0, 0x0) 1.685027226s ago: executing program 2 (id=587): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ubi_ctrl', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ubi_ctrl', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ubi_ctrl', 0x800, 0x0) 1.636129296s ago: executing program 3 (id=589): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cachefiles', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cachefiles', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cachefiles', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cachefiles', 0x800, 0x0) 1.636012487s ago: executing program 1 (id=590): socket$inet6_mptcp(0xa, 0x1, 0x106) 1.635786087s ago: executing program 0 (id=591): fchdir(0xffffffffffffffff) 1.635717154s ago: executing program 5 (id=592): setresgid(0x0, 0x0, 0x0) 1.635656845s ago: executing program 0 (id=593): finit_module(0xffffffffffffffff, &(0x7f0000000000), 0x0) 1.591560096s ago: executing program 2 (id=594): shmat(0x0, 0x0, 0x0) 1.591386763s ago: executing program 1 (id=595): syz_open_dev$admmidi(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$admmidi(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$admmidi(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$admmidi(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$admmidi(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$admmidi(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$admmidi(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$admmidi(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$admmidi(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$admmidi(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$admmidi(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$admmidi(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$admmidi(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$admmidi(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$admmidi(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$admmidi(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$admmidi(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$admmidi(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$admmidi(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$admmidi(&(0x7f0000000500), 0x4, 0x800) 1.591277113s ago: executing program 2 (id=596): process_mrelease(0xffffffffffffffff, 0x0) 1.591181155s ago: executing program 3 (id=597): fchownat(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 1.591075116s ago: executing program 5 (id=598): syz_open_dev$hidraw(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$hidraw(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$hidraw(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$hidraw(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$hidraw(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$hidraw(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$hidraw(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$hidraw(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$hidraw(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$hidraw(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$hidraw(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$hidraw(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$hidraw(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$hidraw(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$hidraw(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$hidraw(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$hidraw(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$hidraw(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$hidraw(&(0x7f0000000500), 0x4, 0x800) 1.590969536s ago: executing program 0 (id=599): syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) 1.579127712s ago: executing program 1 (id=600): syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$sndmidi(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$sndmidi(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$sndmidi(&(0x7f0000000140), 0xa, 0x0) syz_open_dev$sndmidi(&(0x7f0000000180), 0xa, 0x1) syz_open_dev$sndmidi(&(0x7f00000001c0), 0xa, 0x2) syz_open_dev$sndmidi(&(0x7f0000000200), 0xa, 0x800) syz_open_dev$sndmidi(&(0x7f0000000240), 0x14, 0x0) syz_open_dev$sndmidi(&(0x7f0000000280), 0x14, 0x1) syz_open_dev$sndmidi(&(0x7f00000002c0), 0x14, 0x2) syz_open_dev$sndmidi(&(0x7f0000000300), 0x14, 0x800) syz_open_dev$sndmidi(&(0x7f0000000340), 0x1e, 0x0) syz_open_dev$sndmidi(&(0x7f0000000380), 0x1e, 0x1) syz_open_dev$sndmidi(&(0x7f00000003c0), 0x1e, 0x2) syz_open_dev$sndmidi(&(0x7f0000000400), 0x1e, 0x800) syz_open_dev$sndmidi(&(0x7f0000000440), 0x28, 0x0) syz_open_dev$sndmidi(&(0x7f0000000480), 0x28, 0x1) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x28, 0x2) syz_open_dev$sndmidi(&(0x7f0000000500), 0x28, 0x800) 1.572987235s ago: executing program 3 (id=601): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vndbinder', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vndbinder', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vndbinder', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vndbinder', 0x800, 0x0) 1.530539551s ago: executing program 2 (id=602): socket$can_j1939(0x1d, 0x2, 0x7) 1.530327746s ago: executing program 1 (id=603): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/zero', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/zero', 0x800, 0x0) 1.530207529s ago: executing program 5 (id=604): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vfio/vfio', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vfio/vfio', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vfio/vfio', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vfio/vfio', 0x800, 0x0) 1.530097585s ago: executing program 0 (id=605): capget(&(0x7f0000000000), &(0x7f0000000000)) 1.529801337s ago: executing program 2 (id=606): socket$inet_udp(0x2, 0x2, 0x0) 1.455482509s ago: executing program 5 (id=608): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer', 0x800, 0x0) 1.414122269s ago: executing program 5 (id=612): syz_open_dev$midi(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$midi(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$midi(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$midi(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$midi(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$midi(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$midi(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$midi(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$midi(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$midi(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$midi(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$midi(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$midi(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$midi(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$midi(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$midi(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$midi(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$midi(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$midi(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$midi(&(0x7f0000000500), 0x4, 0x800) 593.245966ms ago: executing program 5 (id=613): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 561.649026ms ago: executing program 3 (id=607): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 557.628486ms ago: executing program 1 (id=609): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 136.576825ms ago: executing program 0 (id=610): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 0s ago: executing program 4 (id=618): rmdir(&(0x7f0000000000)) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.160' (ED25519) to the list of known hosts. [ 62.803298][ T5812] cgroup: Unknown subsys name 'net' [ 62.933071][ T5812] cgroup: Unknown subsys name 'cpuset' [ 62.941251][ T5812] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 64.353609][ T5812] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 67.029445][ T5900] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 68.949973][ T6149] mmap: syz.5.306 (6149) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 69.862765][ T6267] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 70.854303][ T1287] ieee802154 phy0 wpan0: encryption failed: -22 [ 70.862780][ T1287] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.218683][ T35] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.229305][ T35] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.305618][ T3474] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.346927][ T3474] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.375055][ T6455] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 73.148297][ T6473] ================================================================== [ 73.156400][ T6473] BUG: KASAN: slab-use-after-free in binder_add_device+0x5f/0xa0 [ 73.164150][ T6473] Write of size 8 at addr ffff8880331de008 by task syz-executor/6473 [ 73.172217][ T6473] [ 73.174549][ T6473] CPU: 0 UID: 0 PID: 6473 Comm: syz-executor Not tainted 6.13.0-syzkaller-09030-g6d61a53dd6f5 #0 [ 73.174577][ T6473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 73.174591][ T6473] Call Trace: [ 73.174600][ T6473] [ 73.174610][ T6473] dump_stack_lvl+0x241/0x360 [ 73.174639][ T6473] ? __pfx_dump_stack_lvl+0x10/0x10 [ 73.174664][ T6473] ? __pfx__printk+0x10/0x10 [ 73.174705][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.174744][ T6473] ? _printk+0xd5/0x120 [ 73.174781][ T6473] ? __virt_addr_valid+0x183/0x530 [ 73.174820][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.174860][ T6473] print_report+0x169/0x550 [ 73.174900][ T6473] ? __virt_addr_valid+0x183/0x530 [ 73.174937][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.174974][ T6473] ? __virt_addr_valid+0x45f/0x530 [ 73.175011][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.175048][ T6473] ? __phys_addr+0xba/0x170 [ 73.175085][ T6473] ? binder_add_device+0x5f/0xa0 [ 73.175115][ T6473] kasan_report+0x143/0x180 [ 73.175154][ T6473] ? binder_add_device+0x5f/0xa0 [ 73.175189][ T6473] binder_add_device+0x5f/0xa0 [ 73.175220][ T6473] binderfs_binder_device_create+0x7bf/0x9c0 [ 73.175257][ T6473] binderfs_fill_super+0x944/0xd90 [ 73.175292][ T6473] ? __pfx_binderfs_fill_super+0x10/0x10 [ 73.175335][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.175373][ T6473] ? shrinker_register+0x160/0x230 [ 73.175406][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.175443][ T6473] ? sget_fc+0x909/0x9c0 [ 73.175475][ T6473] ? __pfx_set_anon_super_fc+0x10/0x10 [ 73.175508][ T6473] ? __pfx_binderfs_fill_super+0x10/0x10 [ 73.175545][ T6473] get_tree_nodev+0xb9/0x140 [ 73.175579][ T6473] vfs_get_tree+0x92/0x2b0 [ 73.175616][ T6473] do_new_mount+0x2be/0xb40 [ 73.175640][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.175680][ T6473] ? __pfx_do_new_mount+0x10/0x10 [ 73.175710][ T6473] __se_sys_mount+0x2d6/0x3c0 [ 73.175735][ T6473] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 73.175772][ T6473] ? __pfx___se_sys_mount+0x10/0x10 [ 73.175798][ T6473] ? do_syscall_64+0x100/0x230 [ 73.175837][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.175874][ T6473] ? __x64_sys_mount+0x20/0xc0 [ 73.175901][ T6473] do_syscall_64+0xf3/0x230 [ 73.175939][ T6473] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.175972][ T6473] RIP: 0033:0x7f2ebc18e54a [ 73.175992][ T6473] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 73.176011][ T6473] RSP: 002b:00007ffe6e161858 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.176037][ T6473] RAX: ffffffffffffffda RBX: 00007f2ebc20e663 RCX: 00007f2ebc18e54a [ 73.176055][ T6473] RDX: 00007f2ebc21dda7 RSI: 00007f2ebc20e663 RDI: 00007f2ebc21dda7 [ 73.176073][ T6473] RBP: 00007f2ebc20e8ac R08: 0000000000000000 R09: 00000000000001ff [ 73.176089][ T6473] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ebc1eb1a8 [ 73.176105][ T6473] R13: 00007f2ebc1eb180 R14: 0000000000000009 R15: 0000000000000000 [ 73.176129][ T6473] [ 73.176138][ T6473] [ 73.477761][ T6473] Allocated by task 6458: [ 73.482078][ T6473] kasan_save_track+0x3f/0x80 [ 73.486761][ T6473] __kasan_kmalloc+0x98/0xb0 [ 73.491357][ T6473] __kmalloc_cache_noprof+0x243/0x390 [ 73.496724][ T6473] binderfs_binder_device_create+0x16c/0x9c0 [ 73.502704][ T6473] binderfs_fill_super+0x944/0xd90 [ 73.507809][ T6473] get_tree_nodev+0xb9/0x140 [ 73.512400][ T6473] vfs_get_tree+0x92/0x2b0 [ 73.516816][ T6473] do_new_mount+0x2be/0xb40 [ 73.521312][ T6473] __se_sys_mount+0x2d6/0x3c0 [ 73.525981][ T6473] do_syscall_64+0xf3/0x230 [ 73.530487][ T6473] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.536385][ T6473] [ 73.538697][ T6473] Freed by task 6458: [ 73.542665][ T6473] kasan_save_track+0x3f/0x80 [ 73.547342][ T6473] kasan_save_free_info+0x40/0x50 [ 73.552361][ T6473] __kasan_slab_free+0x59/0x70 [ 73.557129][ T6473] kfree+0x196/0x430 [ 73.561018][ T6473] evict+0x4ea/0x9a0 [ 73.564914][ T6473] __dentry_kill+0x20d/0x630 [ 73.569499][ T6473] shrink_kill+0xa9/0x2c0 [ 73.573828][ T6473] shrink_dentry_list+0x2c0/0x5b0 [ 73.578866][ T6473] shrink_dcache_parent+0xcb/0x3b0 [ 73.583998][ T6473] do_one_tree+0x23/0xe0 [ 73.588243][ T6473] shrink_dcache_for_umount+0xb4/0x180 [ 73.593699][ T6473] generic_shutdown_super+0x6a/0x2d0 [ 73.598982][ T6473] kill_litter_super+0x76/0xb0 [ 73.603746][ T6473] binderfs_kill_super+0x44/0x90 [ 73.608681][ T6473] deactivate_locked_super+0xc6/0x130 [ 73.614050][ T6473] cleanup_mnt+0x41f/0x4b0 [ 73.618465][ T6473] task_work_run+0x251/0x310 [ 73.623061][ T6473] do_exit+0xa2a/0x28e0 [ 73.627216][ T6473] do_group_exit+0x207/0x2c0 [ 73.631809][ T6473] get_signal+0x16b2/0x1750 [ 73.636303][ T6473] arch_do_signal_or_restart+0x96/0x860 [ 73.641846][ T6473] syscall_exit_to_user_mode+0xce/0x340 [ 73.647395][ T6473] do_syscall_64+0x100/0x230 [ 73.651993][ T6473] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.657888][ T6473] [ 73.660204][ T6473] The buggy address belongs to the object at ffff8880331de000 [ 73.660204][ T6473] which belongs to the cache kmalloc-512 of size 512 [ 73.674247][ T6473] The buggy address is located 8 bytes inside of [ 73.674247][ T6473] freed 512-byte region [ffff8880331de000, ffff8880331de200) [ 73.687860][ T6473] [ 73.690174][ T6473] The buggy address belongs to the physical page: [ 73.696571][ T6473] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x331dc [ 73.705320][ T6473] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 73.713811][ T6473] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 73.721346][ T6473] page_type: f5(slab) [ 73.725319][ T6473] raw: 00fff00000000040 ffff88801ac41c80 dead000000000122 0000000000000000 [ 73.733896][ T6473] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 73.742473][ T6473] head: 00fff00000000040 ffff88801ac41c80 dead000000000122 0000000000000000 [ 73.751135][ T6473] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 73.759802][ T6473] head: 00fff00000000002 ffffea0000cc7701 ffffffffffffffff 0000000000000000 [ 73.768464][ T6473] head: 0000000000000004 0000000000000000 00000000ffffffff 0000000000000000 [ 73.777130][ T6473] page dumped because: kasan: bad access detected [ 73.783536][ T6473] page_owner tracks the page as allocated [ 73.789234][ T6473] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3474, tgid 3474 (kworker/u8:6), ts 72400648720, free_ts 72395231324 [ 73.810592][ T6473] post_alloc_hook+0x1f4/0x240 [ 73.815384][ T6473] get_page_from_freelist+0x365c/0x37a0 [ 73.820935][ T6473] __alloc_frozen_pages_noprof+0x292/0x710 [ 73.826746][ T6473] alloc_pages_mpol+0x311/0x660 [ 73.831593][ T6473] allocate_slab+0x8f/0x3a0 [ 73.836097][ T6473] ___slab_alloc+0xc27/0x14a0 [ 73.840770][ T6473] __slab_alloc+0x58/0xa0 [ 73.845100][ T6473] __kmalloc_noprof+0x2e6/0x4c0 [ 73.849944][ T6473] fib6_info_alloc+0x2e/0xf0 [ 73.854527][ T6473] ip6_route_info_create+0x445/0x12b0 [ 73.859899][ T6473] ip6_route_add+0x28/0x160 [ 73.864400][ T6473] addrconf_add_dev+0x35b/0x540 [ 73.869248][ T6473] addrconf_init_auto_addrs+0x85f/0xeb0 [ 73.874799][ T6473] addrconf_notify+0xaff/0x1020 [ 73.879649][ T6473] notifier_call_chain+0x1a7/0x3f0 [ 73.884765][ T6473] netdev_state_change+0x11f/0x1a0 [ 73.889887][ T6473] page last free pid 3517 tgid 3517 stack trace: [ 73.896197][ T6473] free_frozen_pages+0xe0d/0x10e0 [ 73.901221][ T6473] __folio_put+0x2b3/0x360 [ 73.905636][ T6473] free_large_kmalloc+0xfe/0x180 [ 73.910571][ T6473] kfree+0x212/0x430 [ 73.914457][ T6473] ops_free_list+0x2c3/0x370 [ 73.919053][ T6473] cleanup_net+0x912/0xd60 [ 73.923475][ T6473] process_scheduled_works+0xa68/0x1840 [ 73.929019][ T6473] worker_thread+0x870/0xd30 [ 73.933609][ T6473] kthread+0x7ab/0x920 [ 73.937681][ T6473] ret_from_fork+0x4d/0x80 [ 73.942097][ T6473] ret_from_fork_asm+0x1a/0x30 [ 73.946945][ T6473] [ 73.949257][ T6473] Memory state around the buggy address: [ 73.954876][ T6473] ffff8880331ddf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 73.962933][ T6473] ffff8880331ddf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 73.970989][ T6473] >ffff8880331de000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.979037][ T6473] ^ [ 73.983349][ T6473] ffff8880331de080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.991399][ T6473] ffff8880331de100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.999446][ T6473] ================================================================== SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 74.293540][ T6473] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 74.300765][ T6473] CPU: 1 UID: 0 PID: 6473 Comm: syz-executor Not tainted 6.13.0-syzkaller-09030-g6d61a53dd6f5 #0 [ 74.311269][ T6473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 74.321329][ T6473] Call Trace: [ 74.324606][ T6473] [ 74.327538][ T6473] dump_stack_lvl+0x241/0x360 [ 74.332229][ T6473] ? __pfx_dump_stack_lvl+0x10/0x10 [ 74.337432][ T6473] ? __pfx__printk+0x10/0x10 [ 74.342045][ T6473] ? preempt_schedule+0xe1/0xf0 [ 74.346914][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.352574][ T6473] ? vscnprintf+0x5d/0x90 [ 74.356915][ T6473] panic+0x349/0x880 [ 74.360829][ T6473] ? check_panic_on_warn+0x21/0xb0 [ 74.365954][ T6473] ? __pfx_panic+0x10/0x10 [ 74.370382][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.376026][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.381665][ T6473] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 74.387647][ T6473] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 74.393975][ T6473] ? print_report+0x502/0x550 [ 74.398660][ T6473] check_panic_on_warn+0x86/0xb0 [ 74.403604][ T6473] ? binder_add_device+0x5f/0xa0 [ 74.408547][ T6473] end_report+0x77/0x160 [ 74.412794][ T6473] kasan_report+0x154/0x180 [ 74.417302][ T6473] ? binder_add_device+0x5f/0xa0 [ 74.422242][ T6473] binder_add_device+0x5f/0xa0 [ 74.427004][ T6473] binderfs_binder_device_create+0x7bf/0x9c0 [ 74.432987][ T6473] binderfs_fill_super+0x944/0xd90 [ 74.438100][ T6473] ? __pfx_binderfs_fill_super+0x10/0x10 [ 74.443742][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.449378][ T6473] ? shrinker_register+0x160/0x230 [ 74.454489][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.460131][ T6473] ? sget_fc+0x909/0x9c0 [ 74.464373][ T6473] ? __pfx_set_anon_super_fc+0x10/0x10 [ 74.469832][ T6473] ? __pfx_binderfs_fill_super+0x10/0x10 [ 74.475461][ T6473] get_tree_nodev+0xb9/0x140 [ 74.480059][ T6473] vfs_get_tree+0x92/0x2b0 [ 74.484484][ T6473] do_new_mount+0x2be/0xb40 [ 74.488978][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.494619][ T6473] ? __pfx_do_new_mount+0x10/0x10 [ 74.499640][ T6473] __se_sys_mount+0x2d6/0x3c0 [ 74.504315][ T6473] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 74.510298][ T6473] ? __pfx___se_sys_mount+0x10/0x10 [ 74.515489][ T6473] ? do_syscall_64+0x100/0x230 [ 74.520261][ T6473] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.525896][ T6473] ? __x64_sys_mount+0x20/0xc0 [ 74.530656][ T6473] do_syscall_64+0xf3/0x230 [ 74.535165][ T6473] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.541059][ T6473] RIP: 0033:0x7f2ebc18e54a [ 74.545465][ T6473] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 74.565062][ T6473] RSP: 002b:00007ffe6e161858 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.573474][ T6473] RAX: ffffffffffffffda RBX: 00007f2ebc20e663 RCX: 00007f2ebc18e54a [ 74.581438][ T6473] RDX: 00007f2ebc21dda7 RSI: 00007f2ebc20e663 RDI: 00007f2ebc21dda7 [ 74.589400][ T6473] RBP: 00007f2ebc20e8ac R08: 0000000000000000 R09: 00000000000001ff [ 74.597361][ T6473] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2ebc1eb1a8 [ 74.605324][ T6473] R13: 00007f2ebc1eb180 R14: 0000000000000009 R15: 0000000000000000 [ 74.613295][ T6473] [ 74.616566][ T6473] Kernel Offset: disabled [ 74.620880][ T6473] Rebooting in 86400 seconds..