Warning: Permanently added '10.128.1.133' (ED25519) to the list of known hosts. 2024/10/19 21:36:07 ignoring optional flag "sandboxArg"="0" 2024/10/19 21:36:07 ignoring optional flag "type"="gce" 2024/10/19 21:36:07 parsed 1 programs [ 45.388460][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 45.388478][ T24] audit: type=1400 audit(1729373767.420:94): avc: denied { mount } for pid=343 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 45.417739][ T24] audit: type=1400 audit(1729373767.450:95): avc: denied { unlink } for pid=343 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2024/10/19 21:36:07 executed programs: 0 [ 45.518055][ T343] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.568077][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.574977][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.582198][ T349] device bridge_slave_0 entered promiscuous mode [ 45.588783][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.595866][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.603003][ T349] device bridge_slave_1 entered promiscuous mode [ 45.639065][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.645936][ T349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.653277][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.660307][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.677668][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.684821][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.692020][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.699340][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.708664][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.716771][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.723737][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.732757][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.740741][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.747694][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.759899][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.768954][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.782325][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.794103][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.802136][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.809378][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.817650][ T349] device veth0_vlan entered promiscuous mode [ 45.827652][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.837065][ T349] device veth1_macvtap entered promiscuous mode [ 45.846171][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.856170][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.869173][ T24] audit: type=1400 audit(1729373767.900:96): avc: denied { mounton } for pid=349 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 45.898545][ T24] audit: type=1400 audit(1729373767.930:97): avc: denied { mounton } for pid=354 comm="syz-executor.0" path="/root/syzkaller-testdir1046065048/syzkaller.xZyEXM/0/file1" dev="sda1" ino=1939 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 45.933298][ T355] EXT4-fs (loop0): 1 orphan inode deleted [ 45.938908][ T355] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 45.947901][ T24] audit: type=1400 audit(1729373767.990:98): avc: denied { mount } for pid=354 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 45.947922][ T355] ext4 filesystem being mounted at /root/syzkaller-testdir1046065048/syzkaller.xZyEXM/0/file1 supports timestamps until 2038 (0x7fffffff) [ 45.970977][ T24] audit: type=1400 audit(1729373768.010:99): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 45.993013][ T355] EXT4-fs error (device loop0): ext4_lookup:1832: inode #2: comm syz-executor.0: deleted inode referenced: 16 [ 46.006038][ T24] audit: type=1400 audit(1729373768.030:100): avc: denied { write } for pid=354 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.039373][ T24] audit: type=1400 audit(1729373768.030:101): avc: denied { add_name } for pid=354 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.040105][ T349] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5897: Corrupt filesystem [ 46.060114][ T24] audit: type=1400 audit(1729373768.030:102): avc: denied { create } for pid=354 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.069772][ T349] EXT4-fs error (device loop0): ext4_quota_off:6521: inode #3: comm syz-executor.0: mark_inode_dirty error [ 46.089906][ T24] audit: type=1400 audit(1729373768.030:103): avc: denied { read write open } for pid=354 comm="syz-executor.0" path="/root/syzkaller-testdir1046065048/syzkaller.xZyEXM/0/file1/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.202860][ T361] EXT4-fs (loop0): 1 orphan inode deleted [ 46.208501][ T361] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 46.217590][ T361] ext4 filesystem being mounted at /root/syzkaller-testdir1046065048/syzkaller.xZyEXM/1/file1 supports timestamps until 2038 (0x7fffffff) [ 46.244028][ T360] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm syz-executor.0: Invalid block bitmap block 0 in block_group 0 [ 46.257951][ T360] EXT4-fs error (device loop0): ext4_discard_preallocations:4600: comm syz-executor.0: Error -117 reading block bitmap for 0 [ 46.273677][ T49] ================================================================== [ 46.281864][ T49] BUG: KASAN: slab-out-of-bounds in ext4_find_extent+0xbab/0xdb0 [ 46.289387][ T49] Read of size 4 at addr ffff888120409078 by task kworker/u4:2/49 [ 46.297360][ T49] [ 46.299510][ T49] CPU: 0 PID: 49 Comm: kworker/u4:2 Not tainted 5.10.226-syzkaller-1003431-ge5e5644ea27f #0 [ 46.309486][ T49] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 46.319559][ T49] Workqueue: writeback wb_workfn (flush-7:0) [ 46.325371][ T49] Call Trace: [ 46.328495][ T49] dump_stack_lvl+0x1e2/0x24b [ 46.333005][ T49] ? bfq_pos_tree_add_move+0x43b/0x43b [ 46.338294][ T49] ? panic+0x812/0x812 [ 46.342205][ T49] ? __getblk_gfp+0x3d/0x7e0 [ 46.346841][ T49] print_address_description+0x81/0x3b0 [ 46.352224][ T49] kasan_report+0x179/0x1c0 [ 46.356562][ T49] ? ext4_find_extent+0xbab/0xdb0 [ 46.361423][ T49] ? ext4_find_extent+0xbab/0xdb0 [ 46.366280][ T49] __asan_report_load4_noabort+0x14/0x20 [ 46.371751][ T49] ext4_find_extent+0xbab/0xdb0 [ 46.376436][ T49] ext4_ext_map_blocks+0x26a/0x6ee0 [ 46.381476][ T49] ? ret_from_fork+0x1f/0x30 [ 46.385912][ T49] ? stack_trace_save+0x113/0x1c0 [ 46.390761][ T49] ? stack_trace_snprint+0xf0/0xf0 [ 46.395710][ T49] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 46.401368][ T49] ? __stack_depot_save+0x468/0x4d0 [ 46.406394][ T49] ? ext4_ext_release+0x10/0x10 [ 46.411201][ T49] ? slab_post_alloc_hook+0x61/0x2f0 [ 46.416420][ T49] ? kmem_cache_alloc+0x168/0x2e0 [ 46.421536][ T49] ? ext4_alloc_io_end_vec+0x2a/0x170 [ 46.426714][ T49] ? ext4_writepages+0x122f/0x3c00 [ 46.431909][ T49] ? do_writepages+0x12e/0x270 [ 46.436729][ T49] ? __writeback_single_inode+0xd7/0xac0 [ 46.442269][ T49] ? writeback_sb_inodes+0x99c/0x16b0 [ 46.447482][ T49] ? wb_writeback+0x404/0xc60 [ 46.451992][ T49] ? wb_workfn+0x3d9/0x1110 [ 46.456411][ T49] ? process_one_work+0x6dc/0xbd0 [ 46.461303][ T49] ? worker_thread+0xaea/0x1510 [ 46.465963][ T49] ? kthread+0x34b/0x3d0 [ 46.470137][ T49] ? ret_from_fork+0x1f/0x30 [ 46.474568][ T49] ? _raw_read_unlock+0x25/0x40 [ 46.479278][ T49] ? ext4_es_lookup_extent+0x33b/0x940 [ 46.484645][ T49] ext4_map_blocks+0xa65/0x1d10 [ 46.489314][ T49] ? ext4_issue_zeroout+0x1b0/0x1b0 [ 46.494345][ T49] ? ext4_inode_journal_mode+0x1a5/0x470 [ 46.499983][ T49] ext4_writepages+0x148b/0x3c00 [ 46.504763][ T49] ? ext4_readpage+0x230/0x230 [ 46.509546][ T49] ? ext4_readpage+0x230/0x230 [ 46.514139][ T49] do_writepages+0x12e/0x270 [ 46.518569][ T49] ? __writepage+0x130/0x130 [ 46.523080][ T49] ? __kasan_check_write+0x14/0x20 [ 46.528027][ T49] ? _raw_spin_lock+0xa4/0x1b0 [ 46.532624][ T49] ? __kasan_check_write+0x14/0x20 [ 46.537564][ T49] ? _raw_spin_lock+0xa4/0x1b0 [ 46.542262][ T49] __writeback_single_inode+0xd7/0xac0 [ 46.547547][ T49] writeback_sb_inodes+0x99c/0x16b0 [ 46.552582][ T49] ? _raw_spin_lock+0xa4/0x1b0 [ 46.557202][ T49] ? queue_io+0x520/0x520 [ 46.561478][ T49] ? writeback_sb_inodes+0x16b0/0x16b0 [ 46.566916][ T49] ? queue_io+0x3d3/0x520 [ 46.571115][ T49] wb_writeback+0x404/0xc60 [ 46.575550][ T49] ? wb_io_lists_depopulated+0x180/0x180 [ 46.581005][ T49] ? set_worker_desc+0x158/0x1c0 [ 46.585764][ T49] ? update_load_avg+0x541/0x1690 [ 46.590715][ T49] ? __kasan_check_write+0x14/0x20 [ 46.595664][ T49] wb_workfn+0x3d9/0x1110 [ 46.599915][ T49] ? inode_wait_for_writeback+0x280/0x280 [ 46.605488][ T49] ? _raw_spin_unlock_irq+0x4e/0x70 [ 46.610652][ T49] ? finish_task_switch+0x130/0x5a0 [ 46.615676][ T49] ? switch_mm_irqs_off+0x33c/0x9a0 [ 46.620704][ T49] ? __switch_to_asm+0x34/0x60 [ 46.625311][ T49] ? __kasan_check_read+0x11/0x20 [ 46.630156][ T49] ? read_word_at_a_time+0x12/0x20 [ 46.635197][ T49] ? strscpy+0x9c/0x260 [ 46.639186][ T49] process_one_work+0x6dc/0xbd0 [ 46.643890][ T49] worker_thread+0xaea/0x1510 [ 46.648387][ T49] ? _raw_spin_lock+0x1b0/0x1b0 [ 46.653133][ T49] kthread+0x34b/0x3d0 [ 46.656975][ T49] ? worker_clr_flags+0x180/0x180 [ 46.661851][ T49] ? kthread_blkcg+0xd0/0xd0 [ 46.666279][ T49] ret_from_fork+0x1f/0x30 [ 46.670515][ T49] [ 46.672690][ T49] Allocated by task 344: [ 46.676963][ T49] __kasan_slab_alloc+0xb1/0xe0 [ 46.681631][ T49] slab_post_alloc_hook+0x61/0x2f0 [ 46.686574][ T49] kmem_cache_alloc+0x168/0x2e0 [ 46.691259][ T49] getname_flags+0xba/0x520 [ 46.695611][ T49] user_path_at_empty+0x2d/0x50 [ 46.700424][ T49] vfs_statx+0x106/0x3b0 [ 46.704789][ T49] __se_sys_newfstatat+0xc8/0x760 [ 46.709646][ T49] __x64_sys_newfstatat+0x9b/0xb0 [ 46.714509][ T49] do_syscall_64+0x34/0x70 [ 46.718873][ T49] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.724747][ T49] [ 46.726910][ T49] Freed by task 344: [ 46.730752][ T49] kasan_set_track+0x4b/0x70 [ 46.735173][ T49] kasan_set_free_info+0x23/0x40 [ 46.739935][ T49] ____kasan_slab_free+0x121/0x160 [ 46.744884][ T49] __kasan_slab_free+0x11/0x20 [ 46.749480][ T49] slab_free_freelist_hook+0xc0/0x190 [ 46.754691][ T49] kmem_cache_free+0xa9/0x1e0 [ 46.759295][ T49] filename_lookup+0x515/0x6f0 [ 46.763903][ T49] user_path_at_empty+0x40/0x50 [ 46.768588][ T49] vfs_statx+0x106/0x3b0 [ 46.772658][ T49] __se_sys_newfstatat+0xc8/0x760 [ 46.777514][ T49] __x64_sys_newfstatat+0x9b/0xb0 [ 46.782384][ T49] do_syscall_64+0x34/0x70 [ 46.786756][ T49] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.792560][ T49] [ 46.794739][ T49] The buggy address belongs to the object at ffff888120408000 [ 46.794739][ T49] which belongs to the cache names_cache of size 4096 [ 46.808718][ T49] The buggy address is located 120 bytes to the right of [ 46.808718][ T49] 4096-byte region [ffff888120408000, ffff888120409000) [ 46.822419][ T49] The buggy address belongs to the page: [ 46.827913][ T49] page:ffffea0004810200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x120408 [ 46.837965][ T49] head:ffffea0004810200 order:3 compound_mapcount:0 compound_pincount:0 [ 46.846220][ T49] flags: 0x4000000000010200(slab|head) [ 46.851512][ T49] raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100193800 [ 46.859913][ T49] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 46.868409][ T49] page dumped because: kasan: bad access detected [ 46.874669][ T49] page_owner tracks the page as allocated [ 46.880222][ T49] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 344, ts 45421772674, free_ts 0 [ 46.899754][ T49] prep_new_page+0x166/0x180 [ 46.904173][ T49] get_page_from_freelist+0x2d8c/0x2f30 [ 46.909553][ T49] __alloc_pages_nodemask+0x435/0xaf0 [ 46.914846][ T49] new_slab+0x80/0x400 [ 46.918751][ T49] ___slab_alloc+0x302/0x4b0 [ 46.923183][ T49] __slab_alloc+0x63/0xa0 [ 46.927432][ T49] kmem_cache_alloc+0x1b9/0x2e0 [ 46.932121][ T49] getname_flags+0xba/0x520 [ 46.936459][ T49] user_path_at_empty+0x2d/0x50 [ 46.941143][ T49] vfs_statx+0x106/0x3b0 [ 46.945220][ T49] __se_sys_newfstatat+0xc8/0x760 [ 46.950082][ T49] __x64_sys_newfstatat+0x9b/0xb0 [ 46.955491][ T49] do_syscall_64+0x34/0x70 [ 46.959719][ T49] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.965440][ T49] page_owner free stack trace missing [ 46.970649][ T49] [ 46.972925][ T49] Memory state around the buggy address: [ 46.978397][ T49] ffff888120408f00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 46.986296][ T49] ffff888120408f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 46.994193][ T49] >ffff888120409000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 47.002086][ T49] ^ [ 47.009985][ T49] ffff888120409080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 47.017885][ T49] ffff888120409100: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 47.025779][ T49] ================================================================== [ 47.033695][ T49] Disabling lock debugging due to kernel taint [ 47.042255][ T49] ------------[ cut here ]------------ [ 47.047585][ T49] kernel BUG at fs/ext4/inode.c:2463! [ 47.052780][ T49] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 47.058636][ T49] CPU: 0 PID: 49 Comm: kworker/u4:2 Tainted: G B 5.10.226-syzkaller-1003431-ge5e5644ea27f #0 [ 47.069920][ T49] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.079911][ T49] Workqueue: writeback wb_workfn (flush-7:0) [ 47.085724][ T49] RIP: 0010:ext4_writepages+0x3b44/0x3c00 [ 47.091268][ T49] Code: 00 74 08 48 89 df e8 eb d1 c9 ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 50 44 89 e1 45 89 f8 e8 c3 dc 07 00 eb 5d e8 ec 37 8c ff <0f> 0b e8 e5 37 8c ff eb 3b e8 de 37 8c ff eb 77 e8 d7 37 8c ff 31 [ 47.110711][ T49] RSP: 0018:ffffc900009e70a0 EFLAGS: 00010293 [ 47.116609][ T49] RAX: ffffffff81de7504 RBX: dffffc0000000000 RCX: ffff88810178bb40 [ 47.124450][ T49] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.132236][ T49] RBP: ffffc900009e7490 R08: ffffffff81de5109 R09: ffffed1023a42900 [ 47.140065][ T49] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900009e73b0 [ 47.147855][ T49] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.155776][ T49] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.164625][ T49] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.171040][ T49] CR2: 0000555572028818 CR3: 000000011dca1000 CR4: 00000000003506b0 [ 47.179060][ T49] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.187150][ T49] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.194954][ T49] Call Trace: [ 47.198104][ T49] ? __die_body+0x62/0xb0 [ 47.202287][ T49] ? die+0x88/0xb0 [ 47.206020][ T49] ? do_trap+0x1a4/0x310 [ 47.210079][ T49] ? ext4_writepages+0x3b44/0x3c00 [ 47.215536][ T49] ? handle_invalid_op+0x95/0xc0 [ 47.220402][ T49] ? ext4_writepages+0x3b44/0x3c00 [ 47.225357][ T49] ? exc_invalid_op+0x32/0x50 [ 47.229860][ T49] ? asm_exc_invalid_op+0x12/0x20 [ 47.234713][ T49] ? ext4_writepages+0x1749/0x3c00 [ 47.239866][ T49] ? ext4_writepages+0x3b44/0x3c00 [ 47.244783][ T49] ? ext4_writepages+0x3b44/0x3c00 [ 47.249733][ T49] ? ext4_readpage+0x230/0x230 [ 47.254330][ T49] ? ext4_readpage+0x230/0x230 [ 47.258924][ T49] do_writepages+0x12e/0x270 [ 47.263354][ T49] ? __writepage+0x130/0x130 [ 47.267777][ T49] ? __kasan_check_write+0x14/0x20 [ 47.272724][ T49] ? _raw_spin_lock+0xa4/0x1b0 [ 47.277324][ T49] ? __kasan_check_write+0x14/0x20 [ 47.282360][ T49] ? _raw_spin_lock+0xa4/0x1b0 [ 47.286961][ T49] __writeback_single_inode+0xd7/0xac0 [ 47.292253][ T49] writeback_sb_inodes+0x99c/0x16b0 [ 47.297287][ T49] ? _raw_spin_lock+0xa4/0x1b0 [ 47.301891][ T49] ? queue_io+0x520/0x520 [ 47.306069][ T49] ? writeback_sb_inodes+0x16b0/0x16b0 [ 47.311520][ T49] ? queue_io+0x3d3/0x520 [ 47.315690][ T49] wb_writeback+0x404/0xc60 [ 47.320032][ T49] ? wb_io_lists_depopulated+0x180/0x180 [ 47.325503][ T49] ? set_worker_desc+0x158/0x1c0 [ 47.330285][ T49] ? update_load_avg+0x541/0x1690 [ 47.335143][ T49] ? __kasan_check_write+0x14/0x20 [ 47.340098][ T49] wb_workfn+0x3d9/0x1110 [ 47.344392][ T49] ? inode_wait_for_writeback+0x280/0x280 [ 47.350073][ T49] ? _raw_spin_unlock_irq+0x4e/0x70 [ 47.355094][ T49] ? finish_task_switch+0x130/0x5a0 [ 47.360127][ T49] ? switch_mm_irqs_off+0x33c/0x9a0 [ 47.365263][ T49] ? __switch_to_asm+0x34/0x60 [ 47.369861][ T49] ? __kasan_check_read+0x11/0x20 [ 47.374740][ T49] ? read_word_at_a_time+0x12/0x20 [ 47.379764][ T49] ? strscpy+0x9c/0x260 [ 47.383753][ T49] process_one_work+0x6dc/0xbd0 [ 47.388444][ T49] worker_thread+0xaea/0x1510 [ 47.393074][ T49] ? _raw_spin_lock+0x1b0/0x1b0 [ 47.397758][ T49] kthread+0x34b/0x3d0 [ 47.401671][ T49] ? worker_clr_flags+0x180/0x180 [ 47.406521][ T49] ? kthread_blkcg+0xd0/0xd0 [ 47.410943][ T49] ret_from_fork+0x1f/0x30 [ 47.415291][ T49] Modules linked in: [ 47.420645][ T49] ---[ end trace f9b435cc1e1f4ea6 ]--- [ 47.426054][ T49] RIP: 0010:ext4_writepages+0x3b44/0x3c00 [ 47.434516][ T49] Code: 00 74 08 48 89 df e8 eb d1 c9 ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 50 44 89 e1 45 89 f8 e8 c3 dc 07 00 eb 5d e8 ec 37 8c ff <0f> 0b e8 e5 37 8c ff eb 3b e8 de 37 8c ff eb 77 e8 d7 37 8c ff 31 [ 47.454257][ T49] RSP: 0018:ffffc900009e70a0 EFLAGS: 00010293 [ 47.460133][ T49] RAX: ffffffff81de7504 RBX: dffffc0000000000 RCX: ffff88810178bb40 [ 47.468388][ T49] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.476177][ T49] RBP: ffffc900009e7490 R08: ffffffff81de5109 R09: ffffed1023a42900 [ 47.484061][ T49] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900009e73b0 [ 47.491782][ T49] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.499653][ T49] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.508732][ T49] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.515292][ T49] CR2: 0000555572028818 CR3: 000000011a6eb000 CR4: 00000000003506b0 [ 47.523117][ T49] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.531451][ T49] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.539277][ T49] Kernel panic - not syncing: Fatal exception [ 47.545572][ T49] Kernel Offset: disabled [ 47.549704][ T49] Rebooting in 86400 seconds..