syzkaller login: [ 91.992856][ T9] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:39565' (ED25519) to the list of known hosts. 2025/07/16 21:34:29 ignoring optional flag "sandboxArg"="0" 2025/07/16 21:34:31 parsed 1 programs [ 130.197861][ T5358] cgroup: Unknown subsys name 'net' [ 130.283105][ T5358] cgroup: Unknown subsys name 'cpuset' [ 130.291389][ T5358] cgroup: Unknown subsys name 'rlimit' [ 132.051260][ T5358] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 135.988925][ T5369] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 135.992949][ T5369] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 135.996645][ T5369] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 136.003650][ T5369] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 136.007233][ T5369] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 136.225235][ T5366] 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. [ 136.557045][ T44] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 136.569857][ T44] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 136.598657][ T44] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 136.604603][ T44] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 138.061910][ T1313] ieee802154 phy0 wpan0: encryption failed: -22 [ 138.064823][ T1313] ieee802154 phy1 wpan1: encryption failed: -22 [ 139.144178][ T5408] chnl_net:caif_netlink_parms(): no params data found [ 139.217628][ T5408] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.222253][ T5408] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.225296][ T5408] bridge_slave_0: entered allmulticast mode [ 139.229105][ T5408] bridge_slave_0: entered promiscuous mode [ 139.234992][ T5408] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.238262][ T5408] bridge0: port 2(bridge_slave_1) entered disabled state [ 139.241979][ T5408] bridge_slave_1: entered allmulticast mode [ 139.245828][ T5408] bridge_slave_1: entered promiscuous mode [ 139.271749][ T5408] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 139.279165][ T5408] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 139.304084][ T5408] team0: Port device team_slave_0 added [ 139.309105][ T5408] team0: Port device team_slave_1 added [ 139.330778][ T5408] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 139.333628][ T5408] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 139.344775][ T5408] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 139.352564][ T5408] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 139.355378][ T5408] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 139.366992][ T5408] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 139.403988][ T5408] hsr_slave_0: entered promiscuous mode [ 139.407485][ T5408] hsr_slave_1: entered promiscuous mode [ 139.558135][ T5408] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 139.567629][ T5408] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 139.575654][ T5408] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 139.583252][ T5408] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 139.618057][ T5408] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.621188][ T5408] bridge0: port 2(bridge_slave_1) entered forwarding state [ 139.625161][ T5408] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.628207][ T5408] bridge0: port 1(bridge_slave_0) entered forwarding state [ 139.701661][ T5408] 8021q: adding VLAN 0 to HW filter on device bond0 [ 139.716315][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.723249][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 139.735669][ T5408] 8021q: adding VLAN 0 to HW filter on device team0 [ 139.747835][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.751021][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 139.766838][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.769893][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 139.950879][ T5408] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 139.994689][ T5408] veth0_vlan: entered promiscuous mode [ 140.003916][ T5408] veth1_vlan: entered promiscuous mode [ 140.035621][ T5408] veth0_macvtap: entered promiscuous mode [ 140.043642][ T5408] veth1_macvtap: entered promiscuous mode [ 140.061531][ T5408] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 140.074571][ T5408] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 140.084636][ T5408] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.088501][ T5408] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.094259][ T5408] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.098068][ T5408] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.281880][ T1036] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 140.342157][ T1036] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 140.411007][ T1036] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 140.492886][ T1036] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/07/16 21:34:45 executed programs: 0 [ 142.279534][ T4690] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 142.283941][ T4690] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 142.287794][ T4690] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 142.292921][ T4690] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 142.296519][ T4690] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 142.474442][ T5458] chnl_net:caif_netlink_parms(): no params data found [ 142.545093][ T5458] bridge0: port 1(bridge_slave_0) entered blocking state [ 142.548087][ T5458] bridge0: port 1(bridge_slave_0) entered disabled state [ 142.551482][ T5458] bridge_slave_0: entered allmulticast mode [ 142.555629][ T5458] bridge_slave_0: entered promiscuous mode [ 142.562078][ T5458] bridge0: port 2(bridge_slave_1) entered blocking state [ 142.565087][ T5458] bridge0: port 2(bridge_slave_1) entered disabled state [ 142.568353][ T5458] bridge_slave_1: entered allmulticast mode [ 142.572779][ T5458] bridge_slave_1: entered promiscuous mode [ 142.598589][ T5458] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 142.606187][ T5458] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 142.634002][ T5458] team0: Port device team_slave_0 added [ 142.639030][ T5458] team0: Port device team_slave_1 added [ 142.663538][ T5458] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 142.667105][ T5458] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 142.680911][ T5458] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 142.687446][ T5458] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 142.690516][ T5458] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 142.702799][ T5458] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 142.745585][ T5458] hsr_slave_0: entered promiscuous mode [ 142.750161][ T5458] hsr_slave_1: entered promiscuous mode [ 142.753272][ T5458] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 142.756668][ T5458] Cannot create hsr debugfs directory [ 142.933142][ T1036] bridge_slave_1: left allmulticast mode [ 142.935782][ T1036] bridge_slave_1: left promiscuous mode [ 142.939047][ T1036] bridge0: port 2(bridge_slave_1) entered disabled state [ 142.962125][ T1036] bridge_slave_0: left allmulticast mode [ 142.964541][ T1036] bridge_slave_0: left promiscuous mode [ 142.966885][ T1036] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.409104][ T1036] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 143.415317][ T1036] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 143.421770][ T1036] bond0 (unregistering): Released all slaves [ 143.524307][ T1036] hsr_slave_0: left promiscuous mode [ 143.530234][ T1036] hsr_slave_1: left promiscuous mode [ 143.533038][ T1036] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 143.536215][ T1036] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 143.543014][ T1036] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 143.546113][ T1036] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 143.556792][ T1036] veth1_macvtap: left promiscuous mode [ 143.560487][ T1036] veth0_macvtap: left promiscuous mode [ 143.563041][ T1036] veth1_vlan: left promiscuous mode [ 143.565571][ T1036] veth0_vlan: left promiscuous mode [ 143.876622][ T1036] team0 (unregistering): Port device team_slave_1 removed [ 143.896397][ T1036] team0 (unregistering): Port device team_slave_0 removed [ 144.381424][ T4690] Bluetooth: hci0: command tx timeout [ 145.028650][ T5458] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 145.064262][ T5458] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 145.099787][ T5458] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 145.124532][ T5458] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 145.344114][ T5458] 8021q: adding VLAN 0 to HW filter on device bond0 [ 145.382151][ T5458] 8021q: adding VLAN 0 to HW filter on device team0 [ 145.412087][ T1042] bridge0: port 1(bridge_slave_0) entered blocking state [ 145.415965][ T1042] bridge0: port 1(bridge_slave_0) entered forwarding state [ 145.437153][ T1042] bridge0: port 2(bridge_slave_1) entered blocking state [ 145.440810][ T1042] bridge0: port 2(bridge_slave_1) entered forwarding state [ 145.498911][ T5458] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 145.522727][ T5458] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 145.813696][ T5458] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 145.885219][ T5458] veth0_vlan: entered promiscuous mode [ 145.904855][ T5458] veth1_vlan: entered promiscuous mode [ 145.936296][ T5458] veth0_macvtap: entered promiscuous mode [ 145.942930][ T5458] veth1_macvtap: entered promiscuous mode [ 145.958060][ T5458] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 145.971480][ T5458] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 145.982193][ T5458] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 145.985851][ T5458] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 145.992442][ T5458] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 145.995908][ T5458] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 146.067024][ T1036] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 146.081027][ T1036] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 146.107501][ T1042] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 146.113381][ T1042] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 146.173904][ T5499] loop0: detected capacity change from 0 to 128 [ 146.182036][ T5499] ======================================================= [ 146.182036][ T5499] WARNING: The mand mount option has been deprecated and [ 146.182036][ T5499] and is ignored by this kernel. Remove the mand [ 146.182036][ T5499] option from the mount to silence this warning. [ 146.182036][ T5499] ======================================================= [ 146.227187][ T5499] hpfs: filesystem error: invalid number of hotfixes: 2066844986, used: 2066844985; already mounted read-only [ 146.234428][ T5499] hpfs: filesystem error: improperly stopped [ 146.236995][ T5499] hpfs: filesystem error: warning: spare dnodes used, try chkdsk [ 146.241659][ T5499] hpfs: You really don't want any checks? You are crazy... [ 146.245424][ T5499] hpfs: hpfs_map_sector(): read error [ 146.247970][ T5499] hpfs: code page support is disabled [ 146.252790][ T5499] ================================================================== [ 146.256041][ T5499] BUG: KASAN: use-after-free in strcmp+0x6f/0xc0 [ 146.258711][ T5499] Read of size 1 at addr ffff888051c00003 by task syz.0.16/5499 [ 146.261862][ T5499] [ 146.263012][ T5499] CPU: 0 UID: 0 PID: 5499 Comm: syz.0.16 Not tainted 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 PREEMPT(full) [ 146.263029][ T5499] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 146.263037][ T5499] Call Trace: [ 146.263044][ T5499] [ 146.263051][ T5499] dump_stack_lvl+0x189/0x250 [ 146.263071][ T5499] ? __virt_addr_valid+0x1c8/0x5c0 [ 146.263087][ T5499] ? rcu_is_watching+0x15/0xb0 [ 146.263156][ T5499] ? __kasan_check_byte+0x12/0x40 [ 146.263172][ T5499] ? __pfx_dump_stack_lvl+0x10/0x10 [ 146.263186][ T5499] ? rcu_is_watching+0x15/0xb0 [ 146.263199][ T5499] ? lock_release+0x4b/0x3e0 [ 146.263212][ T5499] ? __virt_addr_valid+0x1c8/0x5c0 [ 146.263227][ T5499] ? __virt_addr_valid+0x4a5/0x5c0 [ 146.263243][ T5499] print_report+0xca/0x230 [ 146.263254][ T5499] ? strcmp+0x6f/0xc0 [ 146.263267][ T5499] kasan_report+0x118/0x150 [ 146.263283][ T5499] ? strcmp+0x6f/0xc0 [ 146.263296][ T5499] strcmp+0x6f/0xc0 [ 146.263310][ T5499] hpfs_get_ea+0x114/0xdb0 [ 146.263330][ T5499] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10 [ 146.263350][ T5499] ? __pfx_hpfs_get_ea+0x10/0x10 [ 146.263371][ T5499] ? __bread_gfp+0x2ff/0x3c0 [ 146.263389][ T5499] ? hpfs_map_sector+0x14f/0x380 [ 146.263405][ T5499] ? hpfs_map_fnode+0x27e/0x6a0 [ 146.263415][ T5499] ? set_normalized_timespec64+0xf0/0x1a0 [ 146.263427][ T5499] ? __lock_acquire+0xab9/0xd20 [ 146.263440][ T5499] hpfs_read_inode+0x19d/0x1010 [ 146.263459][ T5499] ? __pfx_hpfs_read_inode+0x10/0x10 [ 146.263476][ T5499] ? inode_set_ctime_to_ts+0x126/0x2f0 [ 146.263489][ T5499] ? __pfx_inode_set_ctime_to_ts+0x10/0x10 [ 146.263501][ T5499] ? do_raw_spin_unlock+0x4d/0x240 [ 146.263519][ T5499] ? hpfs_init_inode+0x216/0x350 [ 146.263537][ T5499] hpfs_fill_super+0x12bd/0x2070 [ 146.263555][ T5499] ? __pfx_hpfs_fill_super+0x10/0x10 [ 146.263568][ T5499] ? __pfx_snprintf+0x10/0x10 [ 146.263582][ T5499] ? set_blocksize+0x21e/0x500 [ 146.263595][ T5499] ? sb_set_blocksize+0x104/0x180 [ 146.263607][ T5499] ? setup_bdev_super+0x4c1/0x5b0 [ 146.263632][ T5499] get_tree_bdev_flags+0x40e/0x4d0 [ 146.263646][ T5499] ? __pfx_hpfs_fill_super+0x10/0x10 [ 146.263659][ T5499] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 146.263675][ T5499] vfs_get_tree+0x8f/0x2b0 [ 146.263689][ T5499] do_new_mount+0x24a/0xa40 [ 146.263705][ T5499] __se_sys_mount+0x317/0x410 [ 146.263722][ T5499] ? __pfx___se_sys_mount+0x10/0x10 [ 146.263739][ T5499] ? do_syscall_64+0xbe/0x3b0 [ 146.263750][ T5499] ? __x64_sys_mount+0x20/0xc0 [ 146.263765][ T5499] do_syscall_64+0xfa/0x3b0 [ 146.263776][ T5499] ? lockdep_hardirqs_on+0x9c/0x150 [ 146.263794][ T5499] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.263806][ T5499] ? clear_bhb_loop+0x60/0xb0 [ 146.263820][ T5499] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.263832][ T5499] RIP: 0033:0x7f3b65f900ca [ 146.263846][ T5499] 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 [ 146.263856][ T5499] RSP: 002b:00007ffcd7e41468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 146.263869][ T5499] RAX: ffffffffffffffda RBX: 00007ffcd7e414f0 RCX: 00007f3b65f900ca [ 146.263879][ T5499] RDX: 0000200000009e80 RSI: 0000200000009ec0 RDI: 00007ffcd7e414b0 [ 146.263887][ T5499] RBP: 0000200000009e80 R08: 00007ffcd7e414f0 R09: 0000000000000041 [ 146.263896][ T5499] R10: 0000000000000041 R11: 0000000000000246 R12: 0000200000009ec0 [ 146.263904][ T5499] R13: 00007ffcd7e414b0 R14: 0000000000009e02 R15: 0000200000009fc0 [ 146.263916][ T5499] [ 146.263921][ T5499] [ 146.416611][ T5499] The buggy address belongs to the physical page: [ 146.419340][ T5499] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x2866 pfn:0x51c00 [ 146.422954][ T5499] flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff) [ 146.426017][ T5499] raw: 04fff00000000000 ffffea0001457fc8 ffffea0001470048 0000000000000000 [ 146.429540][ T5499] raw: 0000000000002866 0000000000000000 00000000ffffffff 0000000000000000 [ 146.433060][ T5499] page dumped because: kasan: bad access detected [ 146.435894][ T5499] page_owner tracks the page as freed [ 146.438483][ T5499] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2dc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_ZERO|__GFP_NOWARN), pid 5433, tgid 5433 (syz-executor), ts 140838501916, free_ts 141445648008 [ 146.446913][ T5499] post_alloc_hook+0x240/0x2a0 [ 146.448951][ T5499] get_page_from_freelist+0x21e4/0x22c0 [ 146.451238][ T5499] __alloc_frozen_pages_noprof+0x181/0x370 [ 146.453806][ T5499] alloc_pages_mpol+0x232/0x4a0 [ 146.455948][ T5499] alloc_pages_noprof+0xa9/0x190 [ 146.458304][ T5499] __vmalloc_node_range_noprof+0x97d/0x12f0 [ 146.460970][ T5499] vmalloc_user_noprof+0xad/0xf0 [ 146.463123][ T5499] kcov_ioctl+0x55/0x640 [ 146.464977][ T5499] __se_sys_ioctl+0xfc/0x170 [ 146.466958][ T5499] do_syscall_64+0xfa/0x3b0 [ 146.468893][ T5499] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.471446][ T5499] page last free pid 5434 tgid 5434 stack trace: [ 146.474091][ T5499] __free_frozen_pages+0xc71/0xe70 [ 146.476241][ T5499] vfree+0x25a/0x400 [ 146.477917][ T5499] kcov_close+0x28/0x50 [ 146.479818][ T5499] __fput+0x449/0xa70 [ 146.481942][ T5499] task_work_run+0x1d1/0x260 [ 146.484252][ T5499] do_exit+0x6b5/0x22e0 [ 146.486300][ T5499] do_group_exit+0x21c/0x2d0 [ 146.488473][ T5499] get_signal+0x1286/0x1340 [ 146.490557][ T5499] arch_do_signal_or_restart+0x9a/0x750 [ 146.492902][ T5499] exit_to_user_mode_loop+0x75/0x110 [ 146.495221][ T5499] do_syscall_64+0x2bd/0x3b0 [ 146.497192][ T5499] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.499817][ T5499] [ 146.500853][ T5499] Memory state around the buggy address: [ 146.503339][ T5499] ffff888051bfff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 146.507001][ T5499] ffff888051bfff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 146.510385][ T5499] >ffff888051c00000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 146.513815][ T5499] ^ [ 146.515489][ T5499] ffff888051c00080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 146.518777][ T5499] ffff888051c00100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 146.522840][ T5499] ================================================================== [ 146.527744][ T4690] Bluetooth: hci0: command tx timeout [ 146.552600][ T5499] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 146.555538][ T5499] CPU: 0 UID: 0 PID: 5499 Comm: syz.0.16 Not tainted 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 PREEMPT(full) [ 146.560260][ T5499] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 146.564718][ T5499] Call Trace: [ 146.566374][ T5499] [ 146.567939][ T5499] dump_stack_lvl+0x99/0x250 [ 146.570252][ T5499] ? __asan_memcpy+0x40/0x70 [ 146.572384][ T5499] ? __pfx_dump_stack_lvl+0x10/0x10 [ 146.574643][ T5499] ? __pfx__printk+0x10/0x10 [ 146.576517][ T5499] panic+0x2db/0x790 [ 146.578259][ T5499] ? __pfx_preempt_schedule+0x10/0x10 [ 146.580696][ T5499] ? __pfx_panic+0x10/0x10 [ 146.582563][ T5499] ? _raw_spin_unlock_irqrestore+0xfd/0x110 [ 146.585095][ T5499] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 146.587793][ T5499] ? strcmp+0x6f/0xc0 [ 146.589640][ T5499] check_panic_on_warn+0x89/0xb0 [ 146.591988][ T5499] ? strcmp+0x6f/0xc0 [ 146.593920][ T5499] end_report+0x78/0x160 [ 146.595670][ T5499] kasan_report+0x129/0x150 [ 146.597534][ T5499] ? strcmp+0x6f/0xc0 [ 146.599219][ T5499] strcmp+0x6f/0xc0 [ 146.600831][ T5499] hpfs_get_ea+0x114/0xdb0 [ 146.602929][ T5499] ? __pfx_submit_bio_noacct_nocheck+0x10/0x10 [ 146.606303][ T5499] ? __pfx_hpfs_get_ea+0x10/0x10 [ 146.609077][ T5499] ? __bread_gfp+0x2ff/0x3c0 [ 146.611374][ T5499] ? hpfs_map_sector+0x14f/0x380 [ 146.613344][ T5499] ? hpfs_map_fnode+0x27e/0x6a0 [ 146.615361][ T5499] ? set_normalized_timespec64+0xf0/0x1a0 [ 146.617672][ T5499] ? __lock_acquire+0xab9/0xd20 [ 146.619844][ T5499] hpfs_read_inode+0x19d/0x1010 [ 146.622012][ T5499] ? __pfx_hpfs_read_inode+0x10/0x10 [ 146.624247][ T5499] ? inode_set_ctime_to_ts+0x126/0x2f0 [ 146.626514][ T5499] ? __pfx_inode_set_ctime_to_ts+0x10/0x10 [ 146.629129][ T5499] ? do_raw_spin_unlock+0x4d/0x240 [ 146.631472][ T5499] ? hpfs_init_inode+0x216/0x350 [ 146.633788][ T5499] hpfs_fill_super+0x12bd/0x2070 [ 146.635866][ T5499] ? __pfx_hpfs_fill_super+0x10/0x10 [ 146.638433][ T5499] ? __pfx_snprintf+0x10/0x10 [ 146.640352][ T5499] ? set_blocksize+0x21e/0x500 [ 146.642295][ T5499] ? sb_set_blocksize+0x104/0x180 [ 146.644494][ T5499] ? setup_bdev_super+0x4c1/0x5b0 [ 146.646931][ T5499] get_tree_bdev_flags+0x40e/0x4d0 [ 146.649553][ T5499] ? __pfx_hpfs_fill_super+0x10/0x10 [ 146.651748][ T5499] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 146.654241][ T5499] vfs_get_tree+0x8f/0x2b0 [ 146.656285][ T5499] do_new_mount+0x24a/0xa40 [ 146.658220][ T5499] __se_sys_mount+0x317/0x410 [ 146.660508][ T5499] ? __pfx___se_sys_mount+0x10/0x10 [ 146.663055][ T5499] ? do_syscall_64+0xbe/0x3b0 [ 146.665362][ T5499] ? __x64_sys_mount+0x20/0xc0 [ 146.667587][ T5499] do_syscall_64+0xfa/0x3b0 [ 146.669542][ T5499] ? lockdep_hardirqs_on+0x9c/0x150 [ 146.671731][ T5499] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.674491][ T5499] ? clear_bhb_loop+0x60/0xb0 [ 146.676516][ T5499] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.679356][ T5499] RIP: 0033:0x7f3b65f900ca [ 146.681623][ T5499] 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 [ 146.689887][ T5499] RSP: 002b:00007ffcd7e41468 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 146.693895][ T5499] RAX: ffffffffffffffda RBX: 00007ffcd7e414f0 RCX: 00007f3b65f900ca [ 146.697531][ T5499] RDX: 0000200000009e80 RSI: 0000200000009ec0 RDI: 00007ffcd7e414b0 [ 146.700796][ T5499] RBP: 0000200000009e80 R08: 00007ffcd7e414f0 R09: 0000000000000041 [ 146.704145][ T5499] R10: 0000000000000041 R11: 0000000000000246 R12: 0000200000009ec0 [ 146.707423][ T5499] R13: 00007ffcd7e414b0 R14: 0000000000009e02 R15: 0000200000009fc0 [ 146.711073][ T5499] [ 146.712916][ T5499] Kernel Offset: disabled [ 146.714976][ T5499] Rebooting in 86400 seconds.. VM DIAGNOSIS: 21:34:50 Registers: info registers vcpu 0 CPU#0 RAX=000000000000005d RBX=000000000000005d RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc90002b8efd0 R8 =ffff888033a30237 R9 =1ffff11006746046 R10=dffffc0000000000 R11=ffffffff85479720 R12=dffffc0000000000 R13=ffffffff99af9896 R14=ffffffff99dfe700 R15=0000000000000000 RIP=ffffffff8547979c RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000555582868500 ffffffff 00c00000 GS =0000 ffff88808d21b000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe6117909c0 CR3=000000003f84f000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000000001 Opmask01=0000000000000000 Opmask02=0000000000100000 Opmask03=0000000000000000 Opmask04=00000000fffffdff Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffd7878fedb 00007ffd7878fedb ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffd787903e0 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffd787903e0 0000003000000018 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0a0a0a0a0a0a0a0a 0a0a0a0a0a0a0a0a 0a0a0a0a0a0a0a0a 0a0a0a0a0a0a0a0a ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6568742065766f6d 6552202e6c656e72 656b207369687420 7962206465726f00 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6562742065766567 6552202466656472 6561207363627420 7362206465726500 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 772074276e6f6420 796c6c6165722075 6f59203a73667068 205d393934355420 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 796c6e6f2d646165 72206465746e756f 6d2079646165726c 61203b3538393434 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3836363032203a64 657375202c363839 3434383636303220 3a7365786966746f ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6820666f20726562 6d756e2064696c61 766e69203a726f72 7265206d65747379 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 73656c6966203a73 667068205d393934 3554205b5d373831 3732322e36343120 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 65746e656d676172 66206562206c6c69 7720656361667265 746e692073696874 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000