REISERFS (device loop5): checking transaction log (loop5) REISERFS (device loop2): using ordered data mode REISERFS (device loop3): using ordered data mode reiserfs: using flush barriers reiserfs: using flush barriers INFO: task kworker/u4:2:8162 blocked for more than 140 seconds. REISERFS (device loop5): Using r5 hash to sort names reiserfs: using flush barriers Not tainted 4.19.211-syzkaller #0 REISERFS warning (device loop5): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 kworker/u4:2 D27504 8162 2 0x80000000 REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop2): checking transaction log (loop2) REISERFS (device loop0): checking transaction log (loop0) REISERFS (device loop3): checking transaction log (loop3) overlayfs: upper fs needs to support d_type. REISERFS (device loop2): Using r5 hash to sort names REISERFS (device loop0): Using r5 hash to sort names REISERFS (device loop3): Using r5 hash to sort names overlayfs: upper fs does not support tmpfile. Workqueue: writeback wb_workfn (flush-7:1) REISERFS warning (device loop0): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS warning (device loop2): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! overlayfs: upper fs does not support file handles, falling back to index=off. Call Trace: REISERFS warning (device loop5): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" REISERFS warning (device loop3): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 overlayfs: failed to resolve './file0': -2 REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. schedule+0x8d/0x1b0 kernel/sched/core.c:3561 overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. queue_log_writer+0x27a/0x2d0 fs/reiserfs/journal.c:2990 REISERFS warning (device loop0): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off. REISERFS warning (device loop3): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" REISERFS warning (device loop2): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: failed to resolve './file0': -2 overlayfs: failed to resolve './file0': -2 check_journal_end fs/reiserfs/journal.c:3687 [inline] do_journal_end+0x8c0/0x4840 fs/reiserfs/journal.c:4054 overlayfs: upper fs does not support file handles, falling back to index=off. reiserfs_write_inode+0x27a/0x2d0 fs/reiserfs/inode.c:1789 overlayfs: failed to resolve './file0': -2 write_inode fs/fs-writeback.c:1244 [inline] __writeback_single_inode+0x733/0x11d0 fs/fs-writeback.c:1442 writeback_sb_inodes+0x537/0xef0 fs/fs-writeback.c:1647 wb_writeback+0x28d/0xcc0 fs/fs-writeback.c:1820 wb_do_writeback fs/fs-writeback.c:1965 [inline] wb_workfn+0x29b/0x1250 fs/fs-writeback.c:2006 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 INFO: task syz-executor416:11822 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor416 D25336 11822 8102 0x00000006 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 bit_wait+0x12/0x90 kernel/sched/wait_bit.c:197 __wait_on_bit+0x7e/0x150 kernel/sched/wait_bit.c:48 __inode_wait_for_writeback+0x153/0x1f0 fs/fs-writeback.c:1265 inode_wait_for_writeback+0x22/0x30 fs/fs-writeback.c:1277 evict+0x2b7/0x760 fs/inode.c:556 iput_final fs/inode.c:1555 [inline] iput+0x4f1/0x860 fs/inode.c:1581 dentry_unlink_inode+0x265/0x320 fs/dcache.c:374 d_delete+0x210/0x280 fs/dcache.c:2372 xattr_unlink+0x139/0x190 fs/reiserfs/xattr.c:96 lookup_and_delete_xattr fs/reiserfs/xattr.c:492 [inline] reiserfs_xattr_set_handle+0x88e/0xb40 fs/reiserfs/xattr.c:527 reiserfs_xattr_set+0x411/0x570 fs/reiserfs/xattr.c:631 trusted_set+0xa6/0xd0 fs/reiserfs/xattr_trusted.c:30 __vfs_removexattr+0xf3/0x160 fs/xattr.c:413 __vfs_removexattr_locked+0x15c/0x340 fs/xattr.c:445 vfs_removexattr+0xc1/0x240 fs/xattr.c:466 ovl_make_workdir fs/overlayfs/super.c:1139 [inline] ovl_get_workdir fs/overlayfs/super.c:1198 [inline] ovl_fill_super+0x13f9/0x3f10 fs/overlayfs/super.c:1601 mount_nodev+0x60/0x110 fs/super.c:1204 mount_fs+0xa3/0x310 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2492 [inline] do_mount+0x115c/0x2f50 fs/namespace.c:2822 REISERFS (device loop5): found reiserfs format "3.6" with non-standard journal REISERFS (device loop5): using ordered data mode reiserfs: using flush barriers ksys_mount+0xcf/0x130 fs/namespace.c:3038 REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop0): using ordered data mode __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 reiserfs: using flush barriers do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f11b26682d9 Code: Bad RIP value. RSP: 002b:00007f11b2613208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 RAX: ffffffffffffffda RBX: 00007f11b26ee788 RCX: 00007f11b26682d9 REISERFS (device loop5): checking transaction log (loop5) REISERFS (device loop2): found reiserfs format "3.6" with non-standard journal REISERFS (device loop0): checking transaction log (loop0) RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000 REISERFS (device loop2): using ordered data mode RBP: 00007f11b26ee780 R08: 0000000020000480 R09: 0000000000000000 reiserfs: using flush barriers REISERFS (device loop0): Using r5 hash to sort names REISERFS (device loop3): found reiserfs format "3.6" with non-standard journal REISERFS warning (device loop0): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f11b26ee78c REISERFS (device loop5): Using r5 hash to sort names REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop3): using ordered data mode R13: 00007fff40e8cbdf R14: 00007f11b2613300 R15: 0000000000022000 REISERFS warning (device loop5): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! INFO: task syz-executor416:11862 blocked for more than 140 seconds. reiserfs: using flush barriers REISERFS (device loop2): checking transaction log (loop2) overlayfs: upper fs needs to support d_type. REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. overlayfs: upper fs does not support tmpfile. Not tainted 4.19.211-syzkaller #0 overlayfs: upper fs does not support file handles, falling back to index=off. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. overlayfs: failed to resolve './file0': -2 syz-executor416 D27728 11862 8102 0x00000004 REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 REISERFS (device loop2): Using r5 hash to sort names REISERFS warning (device loop0): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" REISERFS warning (device loop2): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off. schedule+0x8d/0x1b0 kernel/sched/core.c:3561 REISERFS (device loop3): checking transaction log (loop3) wb_wait_for_completion+0x175/0x1f0 fs/fs-writeback.c:222 overlayfs: failed to resolve './file0': -2 REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop3): Using r5 hash to sort names REISERFS warning (device loop5): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" REISERFS warning (device loop3): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! overlayfs: upper fs needs to support d_type. sync_inodes_sb+0x19d/0x9a0 fs/fs-writeback.c:2459 overlayfs: upper fs does not support tmpfile. REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: failed to resolve './file0': -2 __sync_filesystem fs/sync.c:34 [inline] sync_filesystem+0x15c/0x250 fs/sync.c:67 reiserfs_remount+0x150/0x1540 fs/reiserfs/super.c:1458 REISERFS warning (device loop2): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: upper fs needs to support d_type. do_remount_sb+0x1a0/0x6a0 fs/super.c:888 overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off. do_remount fs/namespace.c:2313 [inline] do_mount+0x1a62/0x2f50 fs/namespace.c:2813 REISERFS warning (device loop3): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: failed to resolve './file0': -2 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f11b266979a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 a8 00 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f11aa5f2038 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f11aa5f26b8 RCX: 00007f11b266979a RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 0000000000000000 RBP: 00000000ffffffff R08: 00007f11aa5f20d0 R09: 0000000020000000 R10: 0000000001a484bc R11: 0000000000000286 R12: 0000000020000100 R13: 00000000200000c0 R14: 0000000000000000 R15: 00000000200009c0 INFO: task kworker/u4:4:12087 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. kworker/u4:4 D26600 12087 2 0x80000000 Workqueue: writeback wb_workfn (flush-7:4) Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 queue_log_writer+0x27a/0x2d0 fs/reiserfs/journal.c:2990 do_journal_begin_r+0x97b/0x10b0 fs/reiserfs/journal.c:3113 journal_begin+0x162/0x400 fs/reiserfs/journal.c:3265 reiserfs_write_inode+0x1f0/0x2d0 fs/reiserfs/inode.c:1787 write_inode fs/fs-writeback.c:1244 [inline] __writeback_single_inode+0x733/0x11d0 fs/fs-writeback.c:1442 writeback_sb_inodes+0x537/0xef0 fs/fs-writeback.c:1647 wb_writeback+0x28d/0xcc0 fs/fs-writeback.c:1820 wb_do_writeback fs/fs-writeback.c:1965 [inline] wb_workfn+0x29b/0x1250 fs/fs-writeback.c:2006 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 INFO: task syz-executor416:13775 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor416 D25336 13775 8105 0x00000006 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 REISERFS (device loop3): found reiserfs format "3.6" with non-standard journal REISERFS (device loop5): found reiserfs format "3.6" with non-standard journal REISERFS (device loop5): using ordered data mode schedule+0x8d/0x1b0 kernel/sched/core.c:3561 REISERFS (device loop2): found reiserfs format "3.6" with non-standard journal REISERFS (device loop3): using ordered data mode bit_wait+0x12/0x90 kernel/sched/wait_bit.c:197 reiserfs: using flush barriers __wait_on_bit+0x7e/0x150 kernel/sched/wait_bit.c:48 reiserfs: using flush barriers REISERFS (device loop2): using ordered data mode REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop3): checking transaction log (loop3) reiserfs: using flush barriers REISERFS (device loop3): Using r5 hash to sort names REISERFS warning (device loop3): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop5): checking transaction log (loop5) overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 overlayfs: upper fs does not support file handles, falling back to index=off. __inode_wait_for_writeback+0x153/0x1f0 fs/fs-writeback.c:1265 overlayfs: failed to resolve './file0': -2 REISERFS (device loop0): using ordered data mode reiserfs: using flush barriers REISERFS warning (device loop3): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop5): Using r5 hash to sort names REISERFS warning (device loop5): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop2): checking transaction log (loop2) inode_wait_for_writeback+0x22/0x30 fs/fs-writeback.c:1277 evict+0x2b7/0x760 fs/inode.c:556 REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop0): checking transaction log (loop0) iput_final fs/inode.c:1555 [inline] iput+0x4f1/0x860 fs/inode.c:1581 REISERFS (device loop0): Using r5 hash to sort names dentry_unlink_inode+0x265/0x320 fs/dcache.c:374 REISERFS (device loop2): Using r5 hash to sort names d_delete+0x210/0x280 fs/dcache.c:2372 REISERFS warning (device loop2): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS warning (device loop0): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. xattr_unlink+0x139/0x190 fs/reiserfs/xattr.c:96 overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: upper fs does not support tmpfile. lookup_and_delete_xattr fs/reiserfs/xattr.c:492 [inline] reiserfs_xattr_set_handle+0x88e/0xb40 fs/reiserfs/xattr.c:527 overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. REISERFS warning (device loop5): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: upper fs does not support file handles, falling back to index=off. REISERFS warning (device loop2): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: failed to resolve './file0': -2 REISERFS warning (device loop0): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: failed to resolve './file0': -2 reiserfs_xattr_set+0x411/0x570 fs/reiserfs/xattr.c:631 overlayfs: failed to resolve './file0': -2 trusted_set+0xa6/0xd0 fs/reiserfs/xattr_trusted.c:30 __vfs_removexattr+0xf3/0x160 fs/xattr.c:413 __vfs_removexattr_locked+0x15c/0x340 fs/xattr.c:445 vfs_removexattr+0xc1/0x240 fs/xattr.c:466 ovl_make_workdir fs/overlayfs/super.c:1139 [inline] ovl_get_workdir fs/overlayfs/super.c:1198 [inline] ovl_fill_super+0x13f9/0x3f10 fs/overlayfs/super.c:1601 mount_nodev+0x60/0x110 fs/super.c:1204 mount_fs+0xa3/0x310 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2492 [inline] do_mount+0x115c/0x2f50 fs/namespace.c:2822 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f11b26682d9 Code: Bad RIP value. RSP: 002b:00007f11b2613208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f11b26ee788 RCX: 00007f11b26682d9 RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000 RBP: 00007f11b26ee780 R08: 0000000020000480 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f11b26ee78c R13: 00007fff40e8cbdf R14: 00007f11b2613300 R15: 0000000000022000 INFO: task syz-executor416:13810 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor416 D29128 13810 8105 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 wb_wait_for_completion+0x175/0x1f0 fs/fs-writeback.c:222 sync_inodes_sb+0x19d/0x9a0 fs/fs-writeback.c:2459 __sync_filesystem fs/sync.c:34 [inline] sync_filesystem+0x15c/0x250 fs/sync.c:67 reiserfs_remount+0x150/0x1540 fs/reiserfs/super.c:1458 do_remount_sb+0x1a0/0x6a0 fs/super.c:888 do_remount fs/namespace.c:2313 [inline] do_mount+0x1a62/0x2f50 fs/namespace.c:2813 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f11b266979a REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal Code: Bad RIP value. RSP: 002b:00007f11aa5f2038 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 REISERFS (device loop2): found reiserfs format "3.6" with non-standard journal REISERFS (device loop0): using ordered data mode REISERFS (device loop2): using ordered data mode REISERFS (device loop5): found reiserfs format "3.6" with non-standard journal RAX: ffffffffffffffda RBX: 00007f11aa5f26b8 RCX: 00007f11b266979a REISERFS (device loop3): found reiserfs format "3.6" with non-standard journal reiserfs: using flush barriers REISERFS (device loop5): using ordered data mode reiserfs: using flush barriers reiserfs: using flush barriers REISERFS (device loop3): using ordered data mode REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop5): journal params: device loop5, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 0000000000000000 reiserfs: using flush barriers REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop3): journal params: device loop3, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop0): checking transaction log (loop0) RBP: 00000000ffffffff R08: 00007f11aa5f20d0 R09: 0000000020000000 R10: 0000000001a484bc R11: 0000000000000286 R12: 0000000020000100 REISERFS (device loop5): checking transaction log (loop5) R13: 00000000200000c0 R14: 0000000000000000 R15: 00000000200009c0 REISERFS (device loop3): checking transaction log (loop3) REISERFS (device loop2): checking transaction log (loop2) REISERFS (device loop3): Using r5 hash to sort names Showing all locks held in the system: REISERFS (device loop5): Using r5 hash to sort names REISERFS warning (device loop3): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! 1 lock held by khungtaskd/1570: REISERFS (device loop0): Using r5 hash to sort names REISERFS warning (device loop5): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS warning (device loop0): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. #0: 000000001a1f4388 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. REISERFS (device loop2): Using r5 hash to sort names REISERFS warning (device loop2): jdm-13090 reiserfs_new_inode: ACLs aren't enabled in the fs, but vfs thinks they are! 1 lock held by in:imklog/7824: overlayfs: upper fs needs to support d_type. 2 locks held by kworker/u4:2/8162: overlayfs: upper fs does not support tmpfile. REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. overlayfs: upper fs needs to support d_type. REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: upper fs does not support tmpfile. #0: 00000000f8f8318b ((wq_completion)"writeback"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 overlayfs: upper fs does not support file handles, falling back to index=off. REISERFS warning (device loop5): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" #1: 000000005b7a0496 ((work_completion)(&(&wb->dwork)->work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 overlayfs: upper fs needs to support d_type. overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: failed to resolve './file0': -2 REISERFS warning (device loop3): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" REISERFS warning (device loop0): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: failed to resolve './file0': -2 REISERFS warning (device loop2): super-6502 reiserfs_getopt: unknown mount option "ÿî§<< G4š¶mRŸ±â½ÆuÆÌëê0º‰wÆ2ÝËàíù†¶Žæ" 4 locks held by syz-executor416/11822: #0: 000000009a2ed322 (&type->s_umount_key#46/1){+.+.}, at: alloc_super fs/super.c:226 [inline] #0: 000000009a2ed322 (&type->s_umount_key#46/1){+.+.}, at: sget_userns+0x20b/0xcd0 fs/super.c:519 overlayfs: failed to resolve './file0': -2 #1: 00000000be347a4e (sb_writers#11){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #1: 00000000be347a4e (sb_writers#11){.+.+}, at: mnt_want_write+0x3a/0xb0 fs/namespace.c:360 overlayfs: failed to resolve './file0': -2 #2: 00000000c7cf14cb (&type->i_mutex_dir_key#7){++++}, at: inode_lock include/linux/fs.h:748 [inline] #2: 00000000c7cf14cb (&type->i_mutex_dir_key#7){++++}, at: vfs_removexattr+0xb2/0x240 fs/xattr.c:465 #3: 000000004f8e85fb (&type->i_mutex_dir_key#7/3){+.+.}, at: inode_lock_nested include/linux/fs.h:783 [inline] #3: 000000004f8e85fb (&type->i_mutex_dir_key#7/3){+.+.}, at: lookup_and_delete_xattr fs/reiserfs/xattr.c:484 [inline] #3: 000000004f8e85fb (&type->i_mutex_dir_key#7/3){+.+.}, at: reiserfs_xattr_set_handle+0x7fd/0xb40 fs/reiserfs/xattr.c:527 2 locks held by syz-executor416/11862: #0: 00000000e516bba4 (&type->s_umount_key#47){+.+.}, at: do_remount fs/namespace.c:2307 [inline] #0: 00000000e516bba4 (&type->s_umount_key#47){+.+.}, at: do_mount+0xa5b/0x2f50 fs/namespace.c:2813 #1: 00000000760b0eea (&bdi->wb_switch_rwsem){+.+.}, at: bdi_down_write_wb_switch_rwsem fs/fs-writeback.c:338 [inline] #1: 00000000760b0eea (&bdi->wb_switch_rwsem){+.+.}, at: sync_inodes_sb+0x180/0x9a0 fs/fs-writeback.c:2457 2 locks held by kworker/u4:4/12087: #0: 00000000f8f8318b ((wq_completion)"writeback"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 00000000a3dc9d92 ((work_completion)(&(&wb->dwork)->work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 4 locks held by syz-executor416/13775: #0: 00000000f803407c (&type->s_umount_key#46/1){+.+.}, at: alloc_super fs/super.c:226 [inline] #0: 00000000f803407c (&type->s_umount_key#46/1){+.+.}, at: sget_userns+0x20b/0xcd0 fs/super.c:519 #1: 0000000065583bbc (sb_writers#11){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #1: 0000000065583bbc (sb_writers#11){.+.+}, at: mnt_want_write+0x3a/0xb0 fs/namespace.c:360 #2: 000000006eb1b2c7 (&type->i_mutex_dir_key#7){++++}, at: inode_lock include/linux/fs.h:748 [inline] #2: 000000006eb1b2c7 (&type->i_mutex_dir_key#7){++++}, at: vfs_removexattr+0xb2/0x240 fs/xattr.c:465 #3: 000000003b3bd0ee (&type->i_mutex_dir_key#7/3){+.+.}, at: inode_lock_nested include/linux/fs.h:783 [inline] #3: 000000003b3bd0ee (&type->i_mutex_dir_key#7/3){+.+.}, at: lookup_and_delete_xattr fs/reiserfs/xattr.c:484 [inline] #3: 000000003b3bd0ee (&type->i_mutex_dir_key#7/3){+.+.}, at: reiserfs_xattr_set_handle+0x7fd/0xb40 fs/reiserfs/xattr.c:527 2 locks held by syz-executor416/13810: #0: 00000000bf7784cc (&type->s_umount_key#47){+.+.}, at: do_remount fs/namespace.c:2307 [inline] #0: 00000000bf7784cc (&type->s_umount_key#47){+.+.}, at: do_mount+0xa5b/0x2f50 fs/namespace.c:2813 #1: 0000000061ee5d43 (&bdi->wb_switch_rwsem){+.+.}, at: bdi_down_write_wb_switch_rwsem fs/fs-writeback.c:338 [inline] #1: 0000000061ee5d43 (&bdi->wb_switch_rwsem){+.+.}, at: sync_inodes_sb+0x180/0x9a0 fs/fs-writeback.c:2457 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 8103 Comm: syz-executor416 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:bytes_is_nonzero mm/kasan/kasan.c:167 [inline] RIP: 0010:memory_is_nonzero mm/kasan/kasan.c:184 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/kasan.c:210 [inline] RIP: 0010:memory_is_poisoned mm/kasan/kasan.c:241 [inline] RIP: 0010:check_memory_region_inline mm/kasan/kasan.c:257 [inline] RIP: 0010:check_memory_region+0xcb/0x170 mm/kasan/kasan.c:267 Code: 0e 80 38 00 74 f2 48 85 c0 0f 85 9c 00 00 00 5b 5d 41 5c c3 48 85 d2 74 f6 48 01 ea eb 09 48 83 c0 01 48 39 d0 74 e8 80 38 00 <74> f2 eb d8 41 bc 08 00 00 00 48 89 ea 45 29 dc 4e 8d 5c 25 00 eb RSP: 0018:ffff888095067710 EFLAGS: 00000046 RAX: fffffbfff19bb375 RBX: fffffbfff19bb376 RCX: ffffffff814afa31 RDX: fffffbfff19bb376 RSI: 0000000000000004 RDI: ffffffff8cdd9ba8 RBP: fffffbfff19bb375 R08: 0000000000000001 R09: fffffbfff19bb375 R10: ffffffff8cdd9bab R11: 0000000000000000 R12: 0000000000000001 R13: ffff888094d9e540 R14: ffffc900093761a0 R15: 0000000000000001 FS: 00005555570ac400(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efd3802c6e0 CR3: 0000000095483000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: atomic_inc include/asm-generic/atomic-instrumented.h:109 [inline] __lock_acquire+0x251/0x3ff0 kernel/locking/lockdep.c:3308 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:152 __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120 do_journal_end+0x33f1/0x4840 fs/reiserfs/journal.c:4383 do_journal_release fs/reiserfs/journal.c:1937 [inline] journal_release+0x31c/0x4d0 fs/reiserfs/journal.c:1981 reiserfs_put_super+0xe0/0x5c0 fs/reiserfs/super.c:616 generic_shutdown_super+0x144/0x370 fs/super.c:456 kill_block_super+0x97/0xf0 fs/super.c:1185 deactivate_locked_super+0x94/0x160 fs/super.c:329 deactivate_super+0x174/0x1a0 fs/super.c:360 cleanup_mnt+0x1a8/0x290 fs/namespace.c:1098 task_work_run+0x148/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f11b26696d7 Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff40e8bb68 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f11b26696d7 RDX: 00007fff40e8bc2b RSI: 000000000000000a RDI: 00007fff40e8bc20 RBP: 00007fff40e8bc20 R08: 00000000ffffffff R09: 00007fff40e8ba00 R10: 00005555570ad783 R11: 0000000000000202 R12: 00007fff40e8cce0 R13: 00005555570ad6f0 R14: 00007fff40e8bb90 R15: 00007fff40e8cd00