Warning: Permanently added '[localhost]:12664' (ED25519) to the list of known hosts. 2025/12/02 11:10:00 parsed 1 programs syzkaller login: [ 83.928605][ T5313] cgroup: Unknown subsys name 'net' [ 84.000954][ T5313] cgroup: Unknown subsys name 'cpuset' [ 84.006096][ T5313] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 85.676129][ T5313] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 89.552429][ T5324] 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. [ 90.145847][ T5333] chnl_net:caif_netlink_parms(): no params data found [ 90.256895][ T5333] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.260757][ T5333] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.263980][ T5333] bridge_slave_0: entered allmulticast mode [ 90.268952][ T5333] bridge_slave_0: entered promiscuous mode [ 90.274920][ T5333] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.278458][ T5333] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.281734][ T5333] bridge_slave_1: entered allmulticast mode [ 90.285783][ T5333] bridge_slave_1: entered promiscuous mode [ 90.315051][ T5333] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.322524][ T5333] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.367493][ T5333] team0: Port device team_slave_0 added [ 90.375461][ T5333] team0: Port device team_slave_1 added [ 90.402456][ T5333] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.405291][ T5333] 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 1532 would solve the problem. [ 90.424206][ T5333] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.437274][ T5333] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.440165][ T5333] 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 1532 would solve the problem. [ 90.451873][ T5333] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.491505][ T5333] hsr_slave_0: entered promiscuous mode [ 90.494890][ T5333] hsr_slave_1: entered promiscuous mode [ 90.662099][ T5333] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.673466][ T5333] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.680811][ T5333] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.688218][ T5333] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.719978][ T5333] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.723300][ T5333] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.727298][ T5333] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.730286][ T5333] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.854208][ T5333] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.887710][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.895858][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.915397][ T5333] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.932837][ T1045] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.935797][ T1045] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.951280][ T1045] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.954192][ T1045] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.404832][ T5333] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.469198][ T5333] veth0_vlan: entered promiscuous mode [ 91.480636][ T5333] veth1_vlan: entered promiscuous mode [ 91.530045][ T5333] veth0_macvtap: entered promiscuous mode [ 91.541623][ T5333] veth1_macvtap: entered promiscuous mode [ 91.566326][ T5333] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.582601][ T5333] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.605443][ T1045] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.611764][ T1045] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.615432][ T1045] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.628894][ T1045] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.900899][ T1038] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.917590][ T5358] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.921959][ T5358] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.925657][ T5358] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.930044][ T5358] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.933455][ T5358] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 91.995530][ T796] cfg80211: failed to load regulatory.db [ 92.008725][ T1038] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.863264][ T1038] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.881230][ T1038] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.711745][ T1038] bridge_slave_1: left allmulticast mode [ 94.714467][ T1038] bridge_slave_1: left promiscuous mode [ 94.728313][ T1038] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.789841][ T1038] bridge_slave_0: left allmulticast mode [ 94.792288][ T1038] bridge_slave_0: left promiscuous mode [ 94.794949][ T1038] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.348267][ T1038] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 95.353899][ T1038] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 95.359548][ T1038] bond0 (unregistering): Released all slaves [ 95.498217][ T1038] hsr_slave_0: left promiscuous mode [ 95.500894][ T1038] hsr_slave_1: left promiscuous mode [ 95.509037][ T1038] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 95.512307][ T1038] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 95.526943][ T1038] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 95.530007][ T1038] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 95.549825][ T1038] veth1_macvtap: left promiscuous mode [ 95.552404][ T1038] veth0_macvtap: left promiscuous mode [ 95.554730][ T1038] veth1_vlan: left promiscuous mode [ 95.577448][ T1038] veth0_vlan: left promiscuous mode [ 95.992453][ T1038] team0 (unregistering): Port device team_slave_1 removed [ 96.013904][ T1038] team0 (unregistering): Port device team_slave_0 removed [ 98.610853][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.614222][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.646382][ T1038] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.650762][ T1038] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/02 11:10:18 executed programs: 0 [ 99.531578][ T4670] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 99.535749][ T4670] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 99.541124][ T4670] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 99.547944][ T4670] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 99.551281][ T4670] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.759708][ T5458] chnl_net:caif_netlink_parms(): no params data found [ 99.823846][ T5458] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.826857][ T5458] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.829692][ T5458] bridge_slave_0: entered allmulticast mode [ 99.833365][ T5458] bridge_slave_0: entered promiscuous mode [ 99.838503][ T5458] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.841652][ T5458] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.844756][ T5458] bridge_slave_1: entered allmulticast mode [ 99.849128][ T5458] bridge_slave_1: entered promiscuous mode [ 99.873055][ T5458] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.879348][ T5458] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.903826][ T5458] team0: Port device team_slave_0 added [ 99.909139][ T5458] team0: Port device team_slave_1 added [ 99.931786][ T5458] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.935518][ 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 1532 would solve the problem. [ 99.946954][ T5458] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.953652][ T5458] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.956326][ 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 1532 would solve the problem. [ 99.968131][ T5458] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 100.003049][ T5458] hsr_slave_0: entered promiscuous mode [ 100.008470][ T5458] hsr_slave_1: entered promiscuous mode [ 100.458769][ T5458] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.480831][ T5458] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.489474][ T5458] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.499779][ T5458] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.552387][ T5458] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.555686][ T5458] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.559517][ T5458] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.562663][ T5458] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.691490][ T5458] 8021q: adding VLAN 0 to HW filter on device bond0 [ 100.710169][ T1045] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.714294][ T1045] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.736062][ T5458] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.760108][ T1045] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.763229][ T1045] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.790190][ T1045] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.793306][ T1045] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.842533][ T5458] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 100.861925][ T5458] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 101.152922][ T5458] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.228774][ T5458] veth0_vlan: entered promiscuous mode [ 101.235735][ T5458] veth1_vlan: entered promiscuous mode [ 101.297059][ T5458] veth0_macvtap: entered promiscuous mode [ 101.303107][ T5458] veth1_macvtap: entered promiscuous mode [ 101.340752][ T5458] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.371446][ T5458] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 101.397081][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.410380][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.414472][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.433004][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.544309][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.558917][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.585538][ T1045] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.590636][ T4670] Bluetooth: hci0: command tx timeout [ 101.605217][ T1045] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.168244][ T5502] loop0: detected capacity change from 0 to 32768 [ 102.282313][ T103] BUG: spinlock bad magic on CPU#0, jfsCommit/103 [ 102.285155][ T103] ================================================================== [ 102.288449][ T103] BUG: KASAN: slab-out-of-bounds in string+0x231/0x2b0 [ 102.291516][ T103] Read of size 1 at addr ffff888044a9d2f8 by task jfsCommit/103 [ 102.294800][ T103] [ 102.295875][ T103] CPU: 0 UID: 0 PID: 103 Comm: jfsCommit Not tainted syzkaller #0 PREEMPT(full) [ 102.295890][ T103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 102.295897][ T103] Call Trace: [ 102.295905][ T103] [ 102.295910][ T103] dump_stack_lvl+0x189/0x250 [ 102.295931][ T103] ? __pfx_dump_stack_lvl+0x10/0x10 [ 102.295946][ T103] ? lock_release+0x4b/0x3e0 [ 102.295959][ T103] ? __virt_addr_valid+0x4a5/0x5c0 [ 102.295974][ T103] print_report+0xca/0x240 [ 102.295988][ T103] ? string+0x231/0x2b0 [ 102.296003][ T103] kasan_report+0x118/0x150 [ 102.296012][ T103] ? number+0xe1/0xf60 [ 102.296026][ T103] ? string+0x231/0x2b0 [ 102.296041][ T103] string+0x231/0x2b0 [ 102.296056][ T103] vsnprintf+0x739/0xf00 [ 102.296073][ T103] vprintk_store+0x3c7/0xd00 [ 102.296089][ T103] ? __pfx_vprintk_store+0x10/0x10 [ 102.296101][ T103] ? __console_unlock+0x136/0x1a0 [ 102.296115][ T103] ? __pfx___console_unlock+0x10/0x10 [ 102.296131][ T103] ? __irq_work_queue_local+0x1de/0x550 [ 102.296144][ T103] ? __pfx___irq_work_queue_local+0x10/0x10 [ 102.296155][ T103] ? console_unlock+0x13a/0x190 [ 102.296168][ T103] ? __pfx___down_trylock_console_sem+0x10/0x10 [ 102.296184][ T103] ? is_printk_cpu_sync_owner+0x32/0x40 [ 102.296200][ T103] vprintk_emit+0x15f/0x590 [ 102.296214][ T103] ? __pfx_vprintk_emit+0x10/0x10 [ 102.296227][ T103] ? __is_module_percpu_address+0x28/0x3f0 [ 102.296241][ T103] ? rcu_is_watching+0x15/0xb0 [ 102.296253][ T103] ? __kasan_check_byte+0x12/0x40 [ 102.296263][ T103] ? rcu_is_watching+0x15/0xb0 [ 102.296275][ T103] ? rcu_is_watching+0x15/0xb0 [ 102.296287][ T103] ? __kasan_check_byte+0x12/0x40 [ 102.296298][ T103] _printk+0xcf/0x120 [ 102.296309][ T103] ? __pfx__printk+0x10/0x10 [ 102.296320][ T103] ? __lock_acquire+0x99/0xd20 [ 102.296331][ T103] spin_dump+0x102/0x1a0 [ 102.296342][ T103] do_raw_spin_lock+0x1ca/0x290 [ 102.296356][ T103] ? __wake_up_common_lock+0x2f/0x1f0 [ 102.296372][ T103] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 102.296388][ T103] _raw_spin_lock_irqsave+0xb3/0xf0 [ 102.296400][ T103] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 102.296410][ T103] ? dbFree+0x4d1/0x650 [ 102.296466][ T103] __wake_up_common_lock+0x2f/0x1f0 [ 102.296476][ T103] release_metapage+0x13c/0xac0 [ 102.296483][ T103] ? txFreeMap+0xb19/0xde0 [ 102.296491][ T103] ? do_raw_spin_unlock+0x4d/0x240 [ 102.296501][ T103] xtTruncate+0xe84/0x2e70 [ 102.296511][ T103] ? __pfx_xtTruncate+0x10/0x10 [ 102.296520][ T103] ? reacquire_held_locks+0x127/0x1d0 [ 102.296528][ T103] ? __mark_inode_dirty+0x6d8/0x13a0 [ 102.296538][ T103] ? __asan_memset+0x22/0x50 [ 102.296547][ T103] ? __dquot_initialize+0x218/0xcb0 [ 102.296555][ T103] jfs_free_zero_link+0x33a/0x4a0 [ 102.296562][ T103] ? __pfx_jfs_free_zero_link+0x10/0x10 [ 102.296569][ T103] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 102.296583][ T103] jfs_evict_inode+0x363/0x440 [ 102.296598][ T103] ? evict+0x5e8/0xae0 [ 102.296611][ T103] ? __pfx_jfs_evict_inode+0x10/0x10 [ 102.296626][ T103] evict+0x5f4/0xae0 [ 102.296641][ T103] ? __pfx_evict+0x10/0x10 [ 102.296654][ T103] ? _raw_spin_unlock+0x28/0x50 [ 102.296664][ T103] ? iput+0xce7/0x1050 [ 102.296674][ T103] jfs_lazycommit+0x43f/0xa90 [ 102.296687][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 102.296699][ T103] ? __pfx_default_wake_function+0x10/0x10 [ 102.296711][ T103] ? __kthread_parkme+0x7b/0x200 [ 102.296723][ T103] ? __kthread_parkme+0x1a1/0x200 [ 102.296736][ T103] kthread+0x711/0x8a0 [ 102.296750][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 102.296762][ T103] ? __pfx_kthread+0x10/0x10 [ 102.296775][ T103] ? _raw_spin_unlock_irq+0x23/0x50 [ 102.296785][ T103] ? lockdep_hardirqs_on+0x9c/0x150 [ 102.296797][ T103] ? __pfx_kthread+0x10/0x10 [ 102.296810][ T103] ret_from_fork+0x4bc/0x870 [ 102.296821][ T103] ? __pfx_ret_from_fork+0x10/0x10 [ 102.296834][ T103] ? __pfx_kthread+0x10/0x10 [ 102.296846][ T103] ret_from_fork_asm+0x1a/0x30 [ 102.296860][ T103] [ 102.296864][ T103] [ 102.459950][ T103] The buggy address belongs to the object at ffff888044a9d268 [ 102.459950][ T103] which belongs to the cache jfs_ip of size 2216 [ 102.465498][ T103] The buggy address is located 144 bytes inside of [ 102.465498][ T103] allocated 2216-byte region [ffff888044a9d268, ffff888044a9db10) [ 102.471338][ T103] [ 102.472326][ T103] The buggy address belongs to the physical page: [ 102.475078][ T103] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x44a98 [ 102.478955][ T103] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 102.482631][ T103] memcg:ffff88804213e601 [ 102.484630][ T103] flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff) [ 102.487958][ T103] page_type: f5(slab) [ 102.489712][ T103] raw: 04fff00000000040 ffff88801f924c80 dead000000000122 0000000000000000 [ 102.493332][ T103] raw: 0000000000000000 00000000800d000d 00000000f5000000 ffff88804213e601 [ 102.497003][ T103] head: 04fff00000000040 ffff88801f924c80 dead000000000122 0000000000000000 [ 102.500583][ T103] head: 0000000000000000 00000000800d000d 00000000f5000000 ffff88804213e601 [ 102.504068][ T103] head: 04fff00000000003 ffffea000112a601 00000000ffffffff 00000000ffffffff [ 102.507589][ T103] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 102.510972][ T103] page dumped because: kasan: bad access detected [ 102.513343][ T103] page_owner tracks the page as allocated [ 102.515724][ T103] page last allocated via order 3, migratetype Reclaimable, gfp_mask 0xd2050(__GFP_RECLAIMABLE|__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5502, tgid 5502 (syz.0.17), ts 102189182222, free_ts 97412844881 [ 102.524801][ T103] post_alloc_hook+0x234/0x290 [ 102.526758][ T103] get_page_from_freelist+0x2365/0x2440 [ 102.528965][ T103] __alloc_frozen_pages_noprof+0x181/0x370 [ 102.531439][ T103] alloc_pages_mpol+0x232/0x4a0 [ 102.533465][ T103] allocate_slab+0x96/0x350 [ 102.535416][ T103] ___slab_alloc+0xf56/0x1990 [ 102.537419][ T103] __slab_alloc+0x65/0x100 [ 102.539250][ T103] kmem_cache_alloc_lru_noprof+0x3ef/0x6d0 [ 102.541624][ T103] jfs_alloc_inode+0x28/0x70 [ 102.543544][ T103] alloc_inode+0x6a/0x1b0 [ 102.545327][ T103] new_inode+0x22/0x170 [ 102.546922][ T103] jfs_fill_super+0x569/0xd80 [ 102.548797][ T103] get_tree_bdev_flags+0x40e/0x4d0 [ 102.550870][ T103] vfs_get_tree+0x92/0x2b0 [ 102.552497][ T103] do_new_mount+0x302/0xa10 [ 102.554248][ T103] __se_sys_mount+0x313/0x410 [ 102.555995][ T103] page last free pid 1038 tgid 1038 stack trace: [ 102.558411][ T103] __free_frozen_pages+0xbc4/0xd30 [ 102.560302][ T103] __slab_free+0x2e7/0x390 [ 102.561918][ T103] qlist_free_all+0x97/0x140 [ 102.563549][ T103] kasan_quarantine_reduce+0x148/0x160 [ 102.565689][ T103] __kasan_slab_alloc+0x22/0x80 [ 102.567745][ T103] kmem_cache_alloc_node_noprof+0x433/0x710 [ 102.570557][ T103] __alloc_skb+0x112/0x2d0 [ 102.572939][ T103] inet_netconf_notify_devconf+0x173/0x240 [ 102.575914][ T103] devinet_exit_net+0x11d/0x260 [ 102.578071][ T103] ops_undo_list+0x49a/0x990 [ 102.580040][ T103] cleanup_net+0x4d8/0x7a0 [ 102.581920][ T103] process_scheduled_works+0xae1/0x17b0 [ 102.584296][ T103] worker_thread+0x8a0/0xda0 [ 102.586322][ T103] kthread+0x711/0x8a0 [ 102.588021][ T103] ret_from_fork+0x4bc/0x870 [ 102.589868][ T103] ret_from_fork_asm+0x1a/0x30 [ 102.591921][ T103] [ 102.592918][ T103] Memory state around the buggy address: [ 102.595258][ T103] ffff888044a9d180: 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc [ 102.598571][ T103] ffff888044a9d200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 102.601658][ T103] >ffff888044a9d280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 102.604562][ T103] ^ [ 102.607855][ T103] ffff888044a9d300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 102.611031][ T103] ffff888044a9d380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 102.614486][ T103] ================================================================== [ 102.618094][ T103] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 102.620935][ T103] CPU: 0 UID: 0 PID: 103 Comm: jfsCommit Not tainted syzkaller #0 PREEMPT(full) [ 102.624608][ T103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 102.629059][ T103] Call Trace: [ 102.630414][ T103] [ 102.631566][ T103] dump_stack_lvl+0x99/0x250 [ 102.633610][ T103] ? __asan_memcpy+0x40/0x70 [ 102.635660][ T103] ? __pfx_dump_stack_lvl+0x10/0x10 [ 102.637952][ T103] ? __pfx__printk+0x10/0x10 [ 102.639998][ T103] vpanic+0x237/0x6d0 [ 102.641812][ T103] ? __pfx_vpanic+0x10/0x10 [ 102.643912][ T103] panic+0xb9/0xc0 [ 102.645965][ T103] ? __pfx_panic+0x10/0x10 [ 102.647970][ T103] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 102.650169][ T103] ? string+0x231/0x2b0 [ 102.651749][ T103] check_panic_on_warn+0x89/0xb0 [ 102.653667][ T103] ? string+0x231/0x2b0 [ 102.655404][ T103] end_report+0x78/0x160 [ 102.657109][ T103] kasan_report+0x129/0x150 [ 102.658987][ T103] ? number+0xe1/0xf60 [ 102.660639][ T103] ? string+0x231/0x2b0 [ 102.662358][ T103] string+0x231/0x2b0 [ 102.664099][ T103] vsnprintf+0x739/0xf00 [ 102.666000][ T103] vprintk_store+0x3c7/0xd00 [ 102.668012][ T103] ? __pfx_vprintk_store+0x10/0x10 [ 102.670319][ T103] ? __console_unlock+0x136/0x1a0 [ 102.672642][ T103] ? __pfx___console_unlock+0x10/0x10 [ 102.674985][ T103] ? __irq_work_queue_local+0x1de/0x550 [ 102.677498][ T103] ? __pfx___irq_work_queue_local+0x10/0x10 [ 102.680066][ T103] ? console_unlock+0x13a/0x190 [ 102.682267][ T103] ? __pfx___down_trylock_console_sem+0x10/0x10 [ 102.685030][ T103] ? is_printk_cpu_sync_owner+0x32/0x40 [ 102.687135][ T103] vprintk_emit+0x15f/0x590 [ 102.689074][ T103] ? __pfx_vprintk_emit+0x10/0x10 [ 102.691277][ T103] ? __is_module_percpu_address+0x28/0x3f0 [ 102.693743][ T103] ? rcu_is_watching+0x15/0xb0 [ 102.695782][ T103] ? __kasan_check_byte+0x12/0x40 [ 102.698024][ T103] ? rcu_is_watching+0x15/0xb0 [ 102.700070][ T103] ? rcu_is_watching+0x15/0xb0 [ 102.702172][ T103] ? __kasan_check_byte+0x12/0x40 [ 102.704375][ T103] _printk+0xcf/0x120 [ 102.706176][ T103] ? __pfx__printk+0x10/0x10 [ 102.708221][ T103] ? __lock_acquire+0x99/0xd20 [ 102.710291][ T103] spin_dump+0x102/0x1a0 [ 102.712140][ T103] do_raw_spin_lock+0x1ca/0x290 [ 102.714299][ T103] ? __wake_up_common_lock+0x2f/0x1f0 [ 102.716632][ T103] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 102.718930][ T103] _raw_spin_lock_irqsave+0xb3/0xf0 [ 102.721175][ T103] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 102.723797][ T103] ? dbFree+0x4d1/0x650 [ 102.725718][ T103] __wake_up_common_lock+0x2f/0x1f0 [ 102.727960][ T103] release_metapage+0x13c/0xac0 [ 102.730111][ T103] ? txFreeMap+0xb19/0xde0 [ 102.732144][ T103] ? do_raw_spin_unlock+0x4d/0x240 [ 102.734324][ T103] xtTruncate+0xe84/0x2e70 [ 102.736235][ T103] ? __pfx_xtTruncate+0x10/0x10 [ 102.738409][ T103] ? reacquire_held_locks+0x127/0x1d0 [ 102.740823][ T103] ? __mark_inode_dirty+0x6d8/0x13a0 [ 102.743184][ T103] ? __asan_memset+0x22/0x50 [ 102.745062][ T103] ? __dquot_initialize+0x218/0xcb0 [ 102.747761][ T103] jfs_free_zero_link+0x33a/0x4a0 [ 102.750053][ T103] ? __pfx_jfs_free_zero_link+0x10/0x10 [ 102.752443][ T103] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 102.755086][ T103] jfs_evict_inode+0x363/0x440 [ 102.757416][ T103] ? evict+0x5e8/0xae0 [ 102.759444][ T103] ? __pfx_jfs_evict_inode+0x10/0x10 [ 102.761827][ T103] evict+0x5f4/0xae0 [ 102.763502][ T103] ? __pfx_evict+0x10/0x10 [ 102.765613][ T103] ? _raw_spin_unlock+0x28/0x50 [ 102.767692][ T103] ? iput+0xce7/0x1050 [ 102.769470][ T103] jfs_lazycommit+0x43f/0xa90 [ 102.771575][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 102.773867][ T103] ? __pfx_default_wake_function+0x10/0x10 [ 102.776371][ T103] ? __kthread_parkme+0x7b/0x200 [ 102.778368][ T103] ? __kthread_parkme+0x1a1/0x200 [ 102.780132][ T103] kthread+0x711/0x8a0 [ 102.781857][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 102.784064][ T103] ? __pfx_kthread+0x10/0x10 [ 102.786085][ T103] ? _raw_spin_unlock_irq+0x23/0x50 [ 102.788203][ T103] ? lockdep_hardirqs_on+0x9c/0x150 [ 102.790287][ T103] ? __pfx_kthread+0x10/0x10 [ 102.792238][ T103] ret_from_fork+0x4bc/0x870 [ 102.794202][ T103] ? __pfx_ret_from_fork+0x10/0x10 [ 102.796338][ T103] ? __pfx_kthread+0x10/0x10 [ 102.798307][ T103] ret_from_fork_asm+0x1a/0x30 [ 102.800442][ T103] [ 102.802031][ T103] Kernel Offset: disabled [ 102.803917][ T103] Rebooting in 86400 seconds..