Warning: Permanently added '[localhost]:43185' (ED25519) to the list of known hosts. 2026/01/22 14:15:19 parsed 1 programs syzkaller login: [ 88.952254][ T5324] cgroup: Unknown subsys name 'net' [ 89.043436][ T5324] cgroup: Unknown subsys name 'cpuset' [ 89.049388][ T5324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 90.876654][ T5324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 91.877644][ T1225] cfg80211: failed to load regulatory.db [ 96.061995][ T5341] 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. [ 98.299247][ T4684] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.303386][ T4684] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.306716][ T4684] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.313663][ T4684] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.317033][ T4684] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.754102][ T43] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.757315][ T43] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.790906][ T43] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.794324][ T43] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.560981][ T5405] chnl_net:caif_netlink_parms(): no params data found [ 102.666876][ T5405] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.671023][ T5405] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.674316][ T5405] bridge_slave_0: entered allmulticast mode [ 102.678098][ T5405] bridge_slave_0: entered promiscuous mode [ 102.684579][ T5405] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.687697][ T5405] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.691948][ T5405] bridge_slave_1: entered allmulticast mode [ 102.695659][ T5405] bridge_slave_1: entered promiscuous mode [ 102.719694][ T5405] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.726191][ T5405] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.751624][ T5405] team0: Port device team_slave_0 added [ 102.756209][ T5405] team0: Port device team_slave_1 added [ 102.779912][ T5405] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.782891][ T5405] 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. [ 102.794028][ T5405] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.801394][ T5405] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.804436][ T5405] 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. [ 102.815650][ T5405] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.853768][ T5405] hsr_slave_0: entered promiscuous mode [ 102.857039][ T5405] hsr_slave_1: entered promiscuous mode [ 103.009495][ T5405] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.018840][ T5405] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.025085][ T5405] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.032527][ T5405] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.072444][ T5405] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.075442][ T5405] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.078980][ T5405] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.082053][ T5405] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.190694][ T5405] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.216610][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.221844][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.234725][ T5405] 8021q: adding VLAN 0 to HW filter on device team0 [ 103.257944][ T3164] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.261209][ T3164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.273385][ T3164] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.276746][ T3164] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.447435][ T5405] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.486819][ T5405] veth0_vlan: entered promiscuous mode [ 103.494928][ T5405] veth1_vlan: entered promiscuous mode [ 103.521051][ T5405] veth0_macvtap: entered promiscuous mode [ 103.527132][ T5405] veth1_macvtap: entered promiscuous mode [ 103.542479][ T5405] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.553847][ T5405] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.565461][ T43] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.576090][ T43] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.591084][ T43] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.608029][ T43] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.760379][ T43] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.804876][ T43] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.867130][ T43] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.950385][ T43] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/01/22 14:15:37 executed programs: 0 [ 104.429121][ T46] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 104.433101][ T46] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 104.436287][ T46] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 104.439990][ T46] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 104.443319][ T46] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 104.601136][ T5437] chnl_net:caif_netlink_parms(): no params data found [ 104.691720][ T5437] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.694922][ T5437] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.698116][ T5437] bridge_slave_0: entered allmulticast mode [ 104.702241][ T5437] bridge_slave_0: entered promiscuous mode [ 104.706927][ T5437] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.710337][ T5437] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.713410][ T5437] bridge_slave_1: entered allmulticast mode [ 104.717109][ T5437] bridge_slave_1: entered promiscuous mode [ 104.754958][ T5437] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.762128][ T5437] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.787025][ T5437] team0: Port device team_slave_0 added [ 104.792520][ T5437] team0: Port device team_slave_1 added [ 104.818602][ T5437] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 104.821749][ T5437] 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. [ 104.833385][ T5437] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 104.840169][ T5437] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 104.843176][ T5437] 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. [ 104.854335][ T5437] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 104.930749][ T5437] hsr_slave_0: entered promiscuous mode [ 104.933835][ T5437] hsr_slave_1: entered promiscuous mode [ 104.937125][ T5437] debugfs: 'hsr0' already exists in 'hsr' [ 104.953495][ T5437] Cannot create hsr debugfs directory [ 106.107584][ T43] bridge_slave_1: left allmulticast mode [ 106.121776][ T43] bridge_slave_1: left promiscuous mode [ 106.124790][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.144775][ T43] bridge_slave_0: left allmulticast mode [ 106.147297][ T43] bridge_slave_0: left promiscuous mode [ 106.158446][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.480570][ T46] Bluetooth: hci0: command tx timeout [ 106.552745][ T43] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 106.560518][ T43] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 106.565319][ T43] bond0 (unregistering): Released all slaves [ 106.702750][ T43] hsr_slave_0: left promiscuous mode [ 106.714739][ T43] hsr_slave_1: left promiscuous mode [ 106.728546][ T43] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 106.731855][ T43] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 106.736304][ T43] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 106.746873][ T43] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 106.767443][ T43] veth1_macvtap: left promiscuous mode [ 106.778792][ T43] veth0_macvtap: left promiscuous mode [ 106.781535][ T43] veth1_vlan: left promiscuous mode [ 106.783859][ T43] veth0_vlan: left promiscuous mode [ 107.218188][ T43] team0 (unregistering): Port device team_slave_1 removed [ 107.244080][ T43] team0 (unregistering): Port device team_slave_0 removed [ 107.676259][ T5437] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 107.710480][ T5437] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 107.726351][ T5437] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 107.744381][ T5437] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 108.091946][ T5437] 8021q: adding VLAN 0 to HW filter on device bond0 [ 108.135650][ T5437] 8021q: adding VLAN 0 to HW filter on device team0 [ 108.172094][ T3395] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.174919][ T3395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.194267][ T3395] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.197411][ T3395] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.480414][ T5437] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.515404][ T5437] veth0_vlan: entered promiscuous mode [ 108.523805][ T5437] veth1_vlan: entered promiscuous mode [ 108.549856][ T5437] veth0_macvtap: entered promiscuous mode [ 108.555760][ T5437] veth1_macvtap: entered promiscuous mode [ 108.559735][ T46] Bluetooth: hci0: command tx timeout [ 108.577106][ T5437] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.586606][ T5437] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 108.597055][ T3943] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.605925][ T3943] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.612692][ T3943] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.616705][ T3943] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.681902][ T3395] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.685386][ T3395] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.714838][ T3395] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.718197][ T3395] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.993833][ T5480] loop0: detected capacity change from 0 to 32768 [ 109.055208][ T103] BUG: spinlock bad magic on CPU#0, jfsCommit/103 [ 109.058096][ T103] ================================================================== [ 109.061758][ T103] BUG: KASAN: slab-out-of-bounds in string+0x231/0x2b0 [ 109.064993][ T103] Read of size 1 at addr ffff8880372ac9d0 by task jfsCommit/103 [ 109.068286][ T103] [ 109.069451][ T103] CPU: 0 UID: 0 PID: 103 Comm: jfsCommit Not tainted syzkaller #0 PREEMPT(full) [ 109.069466][ T103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 109.069478][ T103] Call Trace: [ 109.069485][ T103] [ 109.069496][ T103] dump_stack_lvl+0xe8/0x150 [ 109.069521][ T103] print_report+0xba/0x230 [ 109.069533][ T103] ? string+0x231/0x2b0 [ 109.069540][ T103] kasan_report+0x117/0x150 [ 109.069549][ T103] ? number+0x51/0xf80 [ 109.069557][ T103] ? string+0x231/0x2b0 [ 109.069565][ T103] string+0x231/0x2b0 [ 109.069573][ T103] vsnprintf+0x739/0xee0 [ 109.069583][ T103] vprintk_store+0x371/0xd50 [ 109.069595][ T103] ? __pfx_vprintk_store+0x10/0x10 [ 109.069605][ T103] ? __irq_work_queue_local+0x1f2/0x540 [ 109.069617][ T103] ? __pfx___irq_work_queue_local+0x10/0x10 [ 109.069628][ T103] ? console_unlock+0x150/0x1c0 [ 109.069641][ T103] ? do_raw_spin_unlock+0x4d/0x210 [ 109.069656][ T103] ? is_printk_cpu_sync_owner+0x32/0x40 [ 109.069672][ T103] vprintk_emit+0x192/0x560 [ 109.069685][ T103] ? is_module_address+0x17/0xf0 [ 109.069694][ T103] ? __pfx_vprintk_emit+0x10/0x10 [ 109.069707][ T103] ? is_dynamic_key+0x1ac/0x1c0 [ 109.069718][ T103] _printk+0xdd/0x130 [ 109.069739][ T103] ? __pfx__printk+0x10/0x10 [ 109.069758][ T103] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 109.069772][ T103] spin_dump+0x101/0x1a0 [ 109.069792][ T103] do_raw_spin_lock+0x1e5/0x2f0 [ 109.069803][ T103] ? __wake_up_common_lock+0x2f/0x1f0 [ 109.069815][ T103] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 109.069827][ T103] _raw_spin_lock_irqsave+0x4c/0x60 [ 109.069841][ T103] __wake_up_common_lock+0x2f/0x1f0 [ 109.069857][ T103] release_metapage+0x13c/0xac0 [ 109.069868][ T103] ? txFreeMap+0xb19/0xde0 [ 109.069881][ T103] ? do_raw_spin_unlock+0x4d/0x210 [ 109.069893][ T103] xtTruncate+0xecd/0x2f20 [ 109.069910][ T103] ? __pfx_xtTruncate+0x10/0x10 [ 109.069921][ T103] ? __mark_inode_dirty+0x6a8/0x1320 [ 109.069935][ T103] ? __asan_memset+0x22/0x50 [ 109.069947][ T103] ? __dquot_initialize+0x21b/0xd30 [ 109.069960][ T103] jfs_free_zero_link+0x35b/0x4c0 [ 109.069975][ T103] ? __pfx_jfs_free_zero_link+0x10/0x10 [ 109.069988][ T103] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 109.070001][ T103] ? do_raw_spin_lock+0x12b/0x2f0 [ 109.070014][ T103] jfs_evict_inode+0x363/0x440 [ 109.070026][ T103] ? evict+0x612/0xb10 [ 109.070038][ T103] ? __pfx_jfs_evict_inode+0x10/0x10 [ 109.070050][ T103] evict+0x61e/0xb10 [ 109.070063][ T103] ? __pfx_evict+0x10/0x10 [ 109.070074][ T103] ? _raw_spin_unlock+0x28/0x50 [ 109.070085][ T103] ? iput+0xcc2/0x1020 [ 109.070099][ T103] jfs_lazycommit+0x43d/0xaa0 [ 109.070112][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 109.070131][ T103] ? __pfx_default_wake_function+0x10/0x10 [ 109.070143][ T103] ? __kthread_parkme+0x7a/0x1f0 [ 109.070155][ T103] ? __kthread_parkme+0x19c/0x1f0 [ 109.070168][ T103] kthread+0x726/0x8b0 [ 109.070183][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 109.070195][ T103] ? __pfx_kthread+0x10/0x10 [ 109.070209][ T103] ? _raw_spin_unlock_irq+0x23/0x50 [ 109.070221][ T103] ? __pfx_kthread+0x10/0x10 [ 109.070234][ T103] ret_from_fork+0x51b/0xa40 [ 109.070247][ T103] ? __pfx_ret_from_fork+0x10/0x10 [ 109.070258][ T103] ? __switch_to+0xc82/0x1410 [ 109.070274][ T103] ? __pfx_kthread+0x10/0x10 [ 109.070288][ T103] ret_from_fork_asm+0x1a/0x30 [ 109.070307][ T103] [ 109.070311][ T103] [ 109.214553][ T103] The buggy address belongs to the object at ffff8880372ac940 [ 109.214553][ T103] which belongs to the cache jfs_ip of size 2216 [ 109.220455][ T103] The buggy address is located 144 bytes inside of [ 109.220455][ T103] allocated 2216-byte region [ffff8880372ac940, ffff8880372ad1e8) [ 109.226635][ T103] [ 109.227694][ T103] The buggy address belongs to the physical page: [ 109.230593][ T103] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x372a8 [ 109.234403][ T103] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 109.238020][ T103] memcg:ffff888044797401 [ 109.239971][ T103] flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff) [ 109.243349][ T103] page_type: f5(slab) [ 109.245101][ T103] raw: 04fff00000000040 ffff888000a6cb40 dead000000000122 0000000000000000 [ 109.248808][ T103] raw: 0000000000000000 00000000800d000d 00000000f5000000 ffff888044797401 [ 109.252419][ T103] head: 04fff00000000040 ffff888000a6cb40 dead000000000122 0000000000000000 [ 109.256137][ T103] head: 0000000000000000 00000000800d000d 00000000f5000000 ffff888044797401 [ 109.259796][ T103] head: 04fff00000000003 ffffea0000dcaa01 00000000ffffffff 00000000ffffffff [ 109.263517][ T103] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 109.267298][ T103] page dumped because: kasan: bad access detected [ 109.270130][ T103] page_owner tracks the page as allocated [ 109.272641][ 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 5480, tgid 5480 (syz.0.17), ts 109011225324, free_ts 107486588245 [ 109.281918][ T103] post_alloc_hook+0x228/0x280 [ 109.284001][ T103] get_page_from_freelist+0x24dc/0x2580 [ 109.286470][ T103] __alloc_frozen_pages_noprof+0x18d/0x380 [ 109.289038][ T103] alloc_pages_mpol+0x232/0x4a0 [ 109.291244][ T103] allocate_slab+0x86/0x3a0 [ 109.293289][ T103] ___slab_alloc+0xd82/0x1760 [ 109.295347][ T103] __slab_alloc+0x65/0x100 [ 109.297333][ T103] kmem_cache_alloc_lru_noprof+0x3ed/0x6c0 [ 109.300025][ T103] jfs_alloc_inode+0x28/0x70 [ 109.302090][ T103] alloc_inode+0x6a/0x1b0 [ 109.304017][ T103] new_inode+0x22/0x170 [ 109.305886][ T103] jfs_fill_super+0x569/0xd80 [ 109.307956][ T103] get_tree_bdev_flags+0x431/0x4f0 [ 109.310258][ T103] vfs_get_tree+0x92/0x2a0 [ 109.312199][ T103] do_new_mount+0x329/0xa50 [ 109.314191][ T103] __se_sys_mount+0x31d/0x420 [ 109.316249][ T103] page last free pid 5029 tgid 5029 stack trace: [ 109.319017][ T103] __free_frozen_pages+0xbb0/0xd10 [ 109.321293][ T103] __put_partials+0x146/0x170 [ 109.323361][ T103] __slab_free+0x294/0x320 [ 109.325378][ T103] qlist_free_all+0x97/0x100 [ 109.327556][ T103] kasan_quarantine_reduce+0x148/0x160 [ 109.330129][ T103] __kasan_slab_alloc+0x22/0x80 [ 109.332355][ T103] __kmalloc_node_track_caller_noprof+0x511/0x7f0 [ 109.335144][ T103] kmalloc_reserve+0x136/0x290 [ 109.337283][ T103] __alloc_skb+0x204/0x390 [ 109.339338][ T103] alloc_skb_with_frags+0xca/0x890 [ 109.341633][ T103] sock_alloc_send_pskb+0x878/0x990 [ 109.343908][ T103] unix_dgram_sendmsg+0x4fb/0x1820 [ 109.346165][ T103] __sock_sendmsg+0x21c/0x270 [ 109.348206][ T103] sock_write_iter+0x29e/0x3a0 [ 109.350367][ T103] do_iter_readv_writev+0x619/0x8c0 [ 109.352658][ T103] vfs_writev+0x33c/0x990 [ 109.354533][ T103] [ 109.355540][ T103] Memory state around the buggy address: [ 109.357891][ T103] ffff8880372ac880: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 109.361327][ T103] ffff8880372ac900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 109.364713][ T103] >ffff8880372ac980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 109.368098][ T103] ^ [ 109.370974][ T103] ffff8880372aca00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 109.374771][ T103] ffff8880372aca80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 109.378141][ T103] ================================================================== [ 109.381633][ T103] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 109.384877][ T103] CPU: 0 UID: 0 PID: 103 Comm: jfsCommit Not tainted syzkaller #0 PREEMPT(full) [ 109.388945][ T103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 109.393266][ T103] Call Trace: [ 109.394811][ T103] [ 109.396123][ T103] vpanic+0x1e0/0x670 [ 109.397879][ T103] panic+0xc5/0xd0 [ 109.399640][ T103] ? __pfx_panic+0x10/0x10 [ 109.401734][ T103] ? string+0x231/0x2b0 [ 109.403630][ T103] ? rcu_is_watching+0x15/0xb0 [ 109.405789][ T103] ? string+0x231/0x2b0 [ 109.407577][ T103] ? string+0x231/0x2b0 [ 109.409461][ T103] check_panic_on_warn+0x89/0xb0 [ 109.411633][ T103] ? string+0x231/0x2b0 [ 109.413551][ T103] end_report+0x6f/0x140 [ 109.415334][ T103] kasan_report+0x128/0x150 [ 109.417436][ T103] ? number+0x51/0xf80 [ 109.419243][ T103] ? string+0x231/0x2b0 [ 109.421153][ T103] string+0x231/0x2b0 [ 109.422998][ T103] vsnprintf+0x739/0xee0 [ 109.424911][ T103] vprintk_store+0x371/0xd50 [ 109.426945][ T103] ? __pfx_vprintk_store+0x10/0x10 [ 109.429227][ T103] ? __irq_work_queue_local+0x1f2/0x540 [ 109.431656][ T103] ? __pfx___irq_work_queue_local+0x10/0x10 [ 109.434203][ T103] ? console_unlock+0x150/0x1c0 [ 109.436356][ T103] ? do_raw_spin_unlock+0x4d/0x210 [ 109.438663][ T103] ? is_printk_cpu_sync_owner+0x32/0x40 [ 109.441178][ T103] vprintk_emit+0x192/0x560 [ 109.443238][ T103] ? is_module_address+0x17/0xf0 [ 109.445504][ T103] ? __pfx_vprintk_emit+0x10/0x10 [ 109.447798][ T103] ? is_dynamic_key+0x1ac/0x1c0 [ 109.450044][ T103] _printk+0xdd/0x130 [ 109.451817][ T103] ? __pfx__printk+0x10/0x10 [ 109.454030][ T103] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 109.456917][ T103] spin_dump+0x101/0x1a0 [ 109.459020][ T103] do_raw_spin_lock+0x1e5/0x2f0 [ 109.461215][ T103] ? __wake_up_common_lock+0x2f/0x1f0 [ 109.463585][ T103] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 109.465990][ T103] _raw_spin_lock_irqsave+0x4c/0x60 [ 109.468249][ T103] __wake_up_common_lock+0x2f/0x1f0 [ 109.470579][ T103] release_metapage+0x13c/0xac0 [ 109.472826][ T103] ? txFreeMap+0xb19/0xde0 [ 109.474854][ T103] ? do_raw_spin_unlock+0x4d/0x210 [ 109.477136][ T103] xtTruncate+0xecd/0x2f20 [ 109.479100][ T103] ? __pfx_xtTruncate+0x10/0x10 [ 109.481215][ T103] ? __mark_inode_dirty+0x6a8/0x1320 [ 109.483552][ T103] ? __asan_memset+0x22/0x50 [ 109.485646][ T103] ? __dquot_initialize+0x21b/0xd30 [ 109.488003][ T103] jfs_free_zero_link+0x35b/0x4c0 [ 109.490294][ T103] ? __pfx_jfs_free_zero_link+0x10/0x10 [ 109.492805][ T103] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 109.495445][ T103] ? do_raw_spin_lock+0x12b/0x2f0 [ 109.497758][ T103] jfs_evict_inode+0x363/0x440 [ 109.499931][ T103] ? evict+0x612/0xb10 [ 109.501706][ T103] ? __pfx_jfs_evict_inode+0x10/0x10 [ 109.504058][ T103] evict+0x61e/0xb10 [ 109.506672][ T103] ? __pfx_evict+0x10/0x10 [ 109.508834][ T103] ? _raw_spin_unlock+0x28/0x50 [ 109.511173][ T103] ? iput+0xcc2/0x1020 [ 109.513091][ T103] jfs_lazycommit+0x43d/0xaa0 [ 109.515258][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 109.517628][ T103] ? __pfx_default_wake_function+0x10/0x10 [ 109.520257][ T103] ? __kthread_parkme+0x7a/0x1f0 [ 109.522452][ T103] ? __kthread_parkme+0x19c/0x1f0 [ 109.524769][ T103] kthread+0x726/0x8b0 [ 109.526620][ T103] ? __pfx_jfs_lazycommit+0x10/0x10 [ 109.528949][ T103] ? __pfx_kthread+0x10/0x10 [ 109.531117][ T103] ? _raw_spin_unlock_irq+0x23/0x50 [ 109.533431][ T103] ? __pfx_kthread+0x10/0x10 [ 109.535461][ T103] ret_from_fork+0x51b/0xa40 [ 109.537530][ T103] ? __pfx_ret_from_fork+0x10/0x10 [ 109.539836][ T103] ? __switch_to+0xc82/0x1410 [ 109.541926][ T103] ? __pfx_kthread+0x10/0x10 [ 109.544031][ T103] ret_from_fork_asm+0x1a/0x30 [ 109.546194][ T103] [ 109.547896][ T103] Kernel Offset: disabled [ 109.549890][ T103] Rebooting in 86400 seconds..