[ 83.190354][ T40] audit: type=1400 audit(1772217545.292:113): avc: denied { transition } for pid=6117 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 83.200034][ T40] audit: type=1400 audit(1772217545.292:114): avc: denied { noatsecure } for pid=6117 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 83.207229][ T40] audit: type=1400 audit(1772217545.292:115): avc: denied { rlimitinh } for pid=6117 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 83.215055][ T40] audit: type=1400 audit(1772217545.292:116): avc: denied { siginh } for pid=6117 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 86.600802][ T53] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:2219' (ED25519) to the list of known hosts. 2026/02/27 18:39:11 ignoring optional flag "type"="qemu" 2026/02/27 18:39:11 parsed 1 programs [ 89.648518][ T40] audit: type=1400 audit(1772217551.752:117): avc: denied { node_bind } for pid=6156 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 92.169845][ T40] audit: type=1400 audit(1772217554.272:118): avc: denied { read write } for pid=6163 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 92.180853][ T40] audit: type=1400 audit(1772217554.272:119): avc: denied { open } for pid=6163 comm="syz-executor" path="/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 92.237427][ T40] audit: type=1400 audit(1772217554.342:120): avc: denied { unlink } for pid=6163 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 92.595347][ T40] audit: type=1400 audit(1772217554.702:121): avc: denied { relabelto } for pid=6170 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 93.607311][ T6163] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 96.364649][ T40] audit: type=1401 audit(1772217558.462:122): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 96.530021][ T46] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.532555][ T46] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.552738][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.555411][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.979099][ T6216] chnl_net:caif_netlink_parms(): no params data found [ 97.084073][ T6216] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.090321][ T6216] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.092574][ T6216] bridge_slave_0: entered allmulticast mode [ 97.095346][ T6216] bridge_slave_0: entered promiscuous mode [ 97.098657][ T6216] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.100754][ T6216] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.102834][ T6216] bridge_slave_1: entered allmulticast mode [ 97.106690][ T6216] bridge_slave_1: entered promiscuous mode [ 97.159403][ T6216] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.164161][ T6216] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.212701][ T6216] team0: Port device team_slave_0 added [ 97.219273][ T6216] team0: Port device team_slave_1 added [ 97.266295][ T6216] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.269009][ T6216] 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. [ 97.279747][ T6216] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.285771][ T6216] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.288678][ T6216] 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. [ 97.298343][ T6216] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.368813][ T6216] hsr_slave_0: entered promiscuous mode [ 97.371815][ T6216] hsr_slave_1: entered promiscuous mode [ 97.973261][ T6216] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 97.982470][ T6216] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 97.990543][ T6216] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 97.996482][ T6216] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 98.068426][ T6216] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.085509][ T6216] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.096671][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.099719][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 98.110363][ T1145] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.113423][ T1145] bridge0: port 2(bridge_slave_1) entered forwarding state [ 98.189260][ T40] audit: type=1400 audit(1772217560.292:123): avc: denied { sys_module } for pid=6216 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 98.276248][ T6216] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 98.318019][ T6216] veth0_vlan: entered promiscuous mode [ 98.327517][ T6216] veth1_vlan: entered promiscuous mode [ 98.355416][ T6216] veth0_macvtap: entered promiscuous mode [ 98.362958][ T6216] veth1_macvtap: entered promiscuous mode [ 98.373273][ T6216] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.381032][ T6216] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.389493][ T1175] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.397273][ T1175] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.401334][ T1175] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.407184][ T1175] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.491116][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.601197][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.620760][ T63] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.624645][ T63] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.631399][ T63] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.635587][ T63] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.639199][ T63] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.668693][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.776893][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/02/27 18:39:21 executed programs: 0 [ 99.127695][ T63] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 99.131506][ T63] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 99.134944][ T63] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 99.138579][ T63] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 99.141635][ T63] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.277625][ T6320] chnl_net:caif_netlink_parms(): no params data found [ 99.343780][ T6320] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.346314][ T6320] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.348625][ T6320] bridge_slave_0: entered allmulticast mode [ 99.351276][ T6320] bridge_slave_0: entered promiscuous mode [ 99.354495][ T6320] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.357162][ T6320] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.359743][ T6320] bridge_slave_1: entered allmulticast mode [ 99.362403][ T6320] bridge_slave_1: entered promiscuous mode [ 99.412321][ T6320] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.420296][ T6320] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.478720][ T6320] team0: Port device team_slave_0 added [ 99.483257][ T6320] team0: Port device team_slave_1 added [ 99.540009][ T6320] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.543028][ T6320] 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. [ 99.554564][ T6320] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.560717][ T6320] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.563716][ T6320] 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. [ 99.576860][ T6320] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.642188][ T6320] hsr_slave_0: entered promiscuous mode [ 99.645613][ T6320] hsr_slave_1: entered promiscuous mode [ 99.648567][ T6320] debugfs: 'hsr0' already exists in 'hsr' [ 99.653533][ T6320] Cannot create hsr debugfs directory [ 101.204888][ T5288] Bluetooth: hci0: command tx timeout [ 101.837809][ T12] bridge_slave_1: left allmulticast mode [ 101.840014][ T12] bridge_slave_1: left promiscuous mode [ 101.842046][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.847415][ T12] bridge_slave_0: left allmulticast mode [ 101.849845][ T12] bridge_slave_0: left promiscuous mode [ 101.852289][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.010077][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 102.015573][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 102.019587][ T12] bond0 (unregistering): Released all slaves [ 102.192036][ T12] hsr_slave_0: left promiscuous mode [ 102.194345][ T12] hsr_slave_1: left promiscuous mode [ 102.198171][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 102.200592][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 102.210680][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 102.213264][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 102.218825][ T12] veth1_macvtap: left promiscuous mode [ 102.220584][ T12] veth0_macvtap: left promiscuous mode [ 102.222370][ T12] veth1_vlan: left promiscuous mode [ 102.224099][ T12] veth0_vlan: left promiscuous mode [ 102.339624][ T12] team0 (unregistering): Port device team_slave_1 removed [ 102.347573][ T12] team0 (unregistering): Port device team_slave_0 removed [ 102.797411][ T6320] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.801644][ T6320] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.807941][ T6320] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.814365][ T6320] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.867574][ T6320] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.881415][ T6320] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.894565][ T1145] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.897022][ T1145] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.906000][ T1145] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.908340][ T1145] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.085298][ T6320] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.108099][ T6320] veth0_vlan: entered promiscuous mode [ 103.112779][ T6320] veth1_vlan: entered promiscuous mode [ 103.133860][ T6320] veth0_macvtap: entered promiscuous mode [ 103.139703][ T6320] veth1_macvtap: entered promiscuous mode [ 103.153699][ T6320] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.162810][ T6320] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.183410][ T54] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.188561][ T54] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.192060][ T54] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.199868][ T54] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.223768][ T1145] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.227349][ T1145] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.242921][ T1145] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.246414][ T1145] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.285219][ T5288] Bluetooth: hci0: command tx timeout [ 103.302833][ T40] audit: type=1400 audit(1772217565.402:124): avc: denied { add_name } for pid=6370 comm="syz.0.15" name="blkio.bfq.io_serviced" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 103.311213][ T40] audit: type=1400 audit(1772217565.402:125): avc: denied { create } for pid=6370 comm="syz.0.15" name="blkio.bfq.io_serviced" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 103.319805][ T40] audit: type=1400 audit(1772217565.402:126): avc: denied { associate } for pid=6370 comm="syz.0.15" name="blkio.bfq.io_serviced" scontext=root:object_r:unlabeled_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 103.329342][ T40] audit: type=1400 audit(1772217565.412:127): avc: denied { read append open } for pid=6370 comm="syz.0.15" path="/0/file0/blkio.bfq.io_serviced" dev="9p" ino=62133387 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 103.339989][ T40] audit: type=1400 audit(1772217565.412:128): avc: denied { map } for pid=6370 comm="syz.0.15" path="/0/file0/blkio.bfq.io_serviced" dev="9p" ino=62133387 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 103.350387][ T40] audit: type=1400 audit(1772217565.412:129): avc: denied { write } for pid=6370 comm="syz.0.15" path="/0/file0/blkio.bfq.io_serviced" dev="9p" ino=62133387 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 103.360390][ T40] audit: type=1400 audit(1772217565.422:130): avc: denied { read write } for pid=6370 comm="syz.0.15" name="vmci" dev="devtmpfs" ino=708 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 103.369518][ T40] audit: type=1400 audit(1772217565.422:131): avc: denied { open } for pid=6370 comm="syz.0.15" path="/dev/vmci" dev="devtmpfs" ino=708 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 103.377643][ T40] audit: type=1400 audit(1772217565.422:132): avc: denied { ioctl } for pid=6370 comm="syz.0.15" path="/dev/vmci" dev="devtmpfs" ino=708 ioctlcmd=0x7a7 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 103.385290][ T40] audit: type=1400 audit(1772217565.452:133): avc: denied { unmount } for pid=6320 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 2026/02/27 18:39:26 executed programs: 7 [ 105.364883][ T5288] Bluetooth: hci0: command tx timeout [ 107.444905][ T5288] Bluetooth: hci0: command tx timeout [ 108.696766][ T46] ------------[ cut here ]------------ [ 108.698606][ T46] folio expected an open fid inode->i_ino=3b4148b [ 108.700640][ T46] WARNING: fs/9p/vfs_addr.c:39 at v9fs_begin_writeback+0x1f2/0x260, CPU#0: kworker/u32:2/46 [ 108.703831][ T46] Modules linked in: [ 108.705294][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u32:2 Not tainted syzkaller #0 PREEMPT(full) [ 108.708406][ T46] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 108.712350][ T46] Workqueue: writeback wb_workfn (flush-9p-33) [ 108.714624][ T46] RIP: 0010:v9fs_begin_writeback+0x1f6/0x260 [ 108.717056][ T46] Code: 90 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 40 48 89 fa 48 c1 ea 03 80 3c 02 00 75 6b 48 8d 3d 4e 5e fe 0c 48 8b 73 40 <67> 48 0f b9 3a eb 84 e8 fe d5 91 fe e9 9e fe ff ff e8 84 d6 91 fe [ 108.724144][ T46] RSP: 0018:ffffc900007ef458 EFLAGS: 00010246 [ 108.726961][ T46] RAX: dffffc0000000000 RBX: ffff888041c65940 RCX: 0000000000000000 [ 108.729528][ T46] RDX: 1ffff1100838cb30 RSI: 0000000003b4148b RDI: ffffffff90e187f0 [ 108.732773][ T46] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100838cb38 [ 108.735651][ T46] R10: ffff888041c659c3 R11: 0000000000000000 R12: ffff88803765b510 [ 108.738901][ T46] R13: ffffc900007ef7b8 R14: ffff88803765b798 R15: dffffc0000000000 [ 108.741430][ T46] FS: 0000000000000000(0000) GS:ffff8880d6347000(0000) knlGS:0000000000000000 [ 108.745194][ T46] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 108.747374][ T46] CR2: 00007f79bcf68ff8 CR3: 0000000031205000 CR4: 0000000000352ef0 [ 108.750435][ T46] Call Trace: [ 108.751821][ T46] [ 108.752780][ T46] netfs_writepages+0x728/0x990 [ 108.754418][ T46] ? __pfx_netfs_writepages+0x10/0x10 [ 108.757070][ T46] ? __pfx_netfs_writepages+0x10/0x10 [ 108.758975][ T46] do_writepages+0x278/0x600 [ 108.760502][ T46] ? __pfx_do_writepages+0x10/0x10 [ 108.762640][ T46] __writeback_single_inode+0x164/0x13c0 [ 108.764802][ T46] ? find_held_lock+0x2b/0x80 [ 108.766323][ T46] ? __pfx___writeback_single_inode+0x10/0x10 [ 108.768832][ T46] ? do_raw_spin_unlock+0x145/0x1e0 [ 108.770691][ T46] writeback_sb_inodes+0x766/0x1c70 [ 108.772412][ T46] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 108.774874][ T46] ? rcu_is_watching+0x12/0xc0 [ 108.776623][ T46] ? queue_io+0x287/0x550 [ 108.778027][ T46] wb_writeback+0x1c0/0xbe0 [ 108.779804][ T46] ? __pfx_wb_writeback+0x10/0x10 [ 108.781883][ T46] ? mark_held_locks+0x40/0x70 [ 108.783410][ T46] ? _raw_spin_unlock_irq+0x23/0x50 [ 108.785448][ T46] wb_workfn+0x142/0xc00 [ 108.787173][ T46] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 108.789590][ T46] ? __pfx_wb_workfn+0x10/0x10 [ 108.791305][ T46] ? rcu_is_watching+0x12/0xc0 [ 108.792838][ T46] process_one_work+0x9d7/0x1920 [ 108.795046][ T46] ? __pfx_process_one_work+0x10/0x10 [ 108.797141][ T46] ? __pfx_wb_workfn+0x10/0x10 [ 108.798703][ T46] worker_thread+0x5da/0xe40 [ 108.800451][ T46] ? kthread+0x13a/0x450 [ 108.802175][ T46] ? __pfx_worker_thread+0x10/0x10 [ 108.804274][ T46] kthread+0x370/0x450 [ 108.805848][ T46] ? __pfx_kthread+0x10/0x10 [ 108.807654][ T46] ret_from_fork+0x754/0xd80 [ 108.809572][ T46] ? __pfx_ret_from_fork+0x10/0x10 [ 108.811349][ T46] ? __switch_to+0x7b4/0x1120 [ 108.812897][ T46] ? __pfx_kthread+0x10/0x10 [ 108.815119][ T46] ret_from_fork_asm+0x1a/0x30 [ 108.816951][ T46] [ 108.817982][ T46] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 108.820688][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u32:2 Not tainted syzkaller #0 PREEMPT(full) [ 108.824109][ T46] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 108.827914][ T46] Workqueue: writeback wb_workfn (flush-9p-33) [ 108.830151][ T46] Call Trace: [ 108.831224][ T46] [ 108.832358][ T46] dump_stack_lvl+0x100/0x190 [ 108.834452][ T46] vpanic+0x552/0x970 [ 108.835917][ T46] ? __pfx_vpanic+0x10/0x10 [ 108.837364][ T46] panic+0xd1/0xe0 [ 108.838818][ T46] ? __pfx_panic+0x10/0x10 [ 108.840571][ T46] ? check_panic_on_warn+0x1f/0x90 [ 108.842130][ T46] check_panic_on_warn.cold+0x19/0x34 [ 108.844113][ T46] ? v9fs_begin_writeback+0x1f2/0x260 [ 108.846056][ T46] __warn.cold+0x191/0x348 [ 108.847472][ T46] __report_bug+0x296/0x3d0 [ 108.849346][ T46] ? v9fs_begin_writeback+0x1f2/0x260 [ 108.851306][ T46] ? __pfx___report_bug+0x10/0x10 [ 108.852916][ T46] report_bug_entry+0xe1/0x290 [ 108.854937][ T46] ? v9fs_begin_writeback+0x1f6/0x260 [ 108.856777][ T46] handle_bug+0x1c9/0x2a0 [ 108.858254][ T46] exc_invalid_op+0x17/0x50 [ 108.860146][ T46] asm_exc_invalid_op+0x1a/0x20 [ 108.861746][ T46] RIP: 0010:v9fs_begin_writeback+0x1f6/0x260 [ 108.863922][ T46] Code: 90 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 40 48 89 fa 48 c1 ea 03 80 3c 02 00 75 6b 48 8d 3d 4e 5e fe 0c 48 8b 73 40 <67> 48 0f b9 3a eb 84 e8 fe d5 91 fe e9 9e fe ff ff e8 84 d6 91 fe [ 108.870726][ T46] RSP: 0018:ffffc900007ef458 EFLAGS: 00010246 [ 108.872763][ T46] RAX: dffffc0000000000 RBX: ffff888041c65940 RCX: 0000000000000000 [ 108.875712][ T46] RDX: 1ffff1100838cb30 RSI: 0000000003b4148b RDI: ffffffff90e187f0 [ 108.878497][ T46] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed100838cb38 [ 108.881179][ T46] R10: ffff888041c659c3 R11: 0000000000000000 R12: ffff88803765b510 [ 108.884246][ T46] R13: ffffc900007ef7b8 R14: ffff88803765b798 R15: dffffc0000000000 [ 108.886796][ T46] ? v9fs_begin_writeback+0x1ae/0x260 [ 108.889098][ T46] netfs_writepages+0x728/0x990 [ 108.890834][ T46] ? __pfx_netfs_writepages+0x10/0x10 [ 108.892596][ T46] ? __pfx_netfs_writepages+0x10/0x10 [ 108.894758][ T46] do_writepages+0x278/0x600 [ 108.896228][ T46] ? __pfx_do_writepages+0x10/0x10 [ 108.898095][ T46] __writeback_single_inode+0x164/0x13c0 [ 108.900120][ T46] ? find_held_lock+0x2b/0x80 [ 108.901612][ T46] ? __pfx___writeback_single_inode+0x10/0x10 [ 108.903998][ T46] ? do_raw_spin_unlock+0x145/0x1e0 [ 108.905644][ T46] writeback_sb_inodes+0x766/0x1c70 [ 108.907688][ T46] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 108.909784][ T46] ? rcu_is_watching+0x12/0xc0 [ 108.911310][ T46] ? queue_io+0x287/0x550 [ 108.913077][ T46] wb_writeback+0x1c0/0xbe0 [ 108.914992][ T46] ? __pfx_wb_writeback+0x10/0x10 [ 108.916696][ T46] ? mark_held_locks+0x40/0x70 [ 108.918372][ T46] ? _raw_spin_unlock_irq+0x23/0x50 [ 108.920514][ T46] wb_workfn+0x142/0xc00 [ 108.921965][ T46] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 108.923921][ T46] ? __pfx_wb_workfn+0x10/0x10 [ 108.925920][ T46] ? rcu_is_watching+0x12/0xc0 [ 108.927639][ T46] process_one_work+0x9d7/0x1920 [ 108.929237][ T46] ? __pfx_process_one_work+0x10/0x10 [ 108.931453][ T46] ? __pfx_wb_workfn+0x10/0x10 [ 108.933308][ T46] worker_thread+0x5da/0xe40 [ 108.934869][ T46] ? kthread+0x13a/0x450 [ 108.936444][ T46] ? __pfx_worker_thread+0x10/0x10 [ 108.938566][ T46] kthread+0x370/0x450 [ 108.939988][ T46] ? __pfx_kthread+0x10/0x10 [ 108.941474][ T46] ret_from_fork+0x754/0xd80 [ 108.943380][ T46] ? __pfx_ret_from_fork+0x10/0x10 [ 108.945485][ T46] ? __switch_to+0x7b4/0x1120 [ 108.947021][ T46] ? __pfx_kthread+0x10/0x10 [ 108.948654][ T46] ret_from_fork_asm+0x1a/0x30 [ 108.950670][ T46] [ 108.952346][ T46] Kernel Offset: disabled [ 108.953963][ T46] Rebooting in 86400 seconds..