REISERFS (device loop4): checking transaction log (loop4) INFO: task kworker/0:2:20472 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block kworker/0:2 D29416 20472 2 0x80000000 Workqueue: events_long flush_old_commits REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block Call Trace: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop2): Using r5 hash to sort names REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop2): using 3.5.x disk format schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 REISERFS (device loop4): Using r5 hash to sort names REISERFS (device loop4): using 3.5.x disk format REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block reiserfs_write_lock+0x75/0xf0 fs/reiserfs/lock.c:27 REISERFS (device loop1): found reiserfs format "3.5" with non-standard journal REISERFS (device loop1): using ordered data mode reiserfs: using flush barriers reiserfs_sync_fs+0x7d/0x120 fs/reiserfs/super.c:76 REISERFS (device loop1): journal params: device loop1, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block flush_old_commits+0xf7/0x200 fs/reiserfs/super.c:111 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-executor.5:7997 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-executor.5 D30544 7997 8133 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 __rwsem_down_write_failed_common kernel/locking/rwsem-xadd.c:589 [inline] rwsem_down_write_failed+0x3aa/0x760 kernel/locking/rwsem-xadd.c:618 call_rwsem_down_write_failed+0x13/0x20 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0x4f/0x90 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:748 [inline] do_truncate+0x125/0x1f0 fs/open.c:61 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop1): checking transaction log (loop1) REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop1): Using r5 hash to sort names REISERFS (device loop1): using 3.5.x disk format REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop1): Created .reiserfs_priv - reserved for xattr storage. do_sys_ftruncate+0x492/0x560 fs/open.c:194 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f03ad7f90a9 Code: Bad RIP value. RSP: 002b:00007f03a3d4a168 EFLAGS: 00000246 ORIG_RAX: 000000000000004d RAX: ffffffffffffffda RBX: 00007f03ad919050 RCX: 00007f03ad7f90a9 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 00007f03ad854ae9 R08: 0000000000000000 R09: 0000000000000000 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd824bfccf R14: 00007f03a3d4a300 R15: 0000000000022000 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block Showing all locks held in the system: 1 lock held by khungtaskd/1569: #0: 000000005c40ae55 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 3 locks held by systemd-udevd/4696: #0: 00000000c0d6e108 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #0: 00000000c0d6e108 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block #1: 000000005c40ae55 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline] #1: 000000005c40ae55 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857 #2: 0000000083db04a7 (kn->count#24){++++}, at: kernfs_seq_start+0x75/0x260 fs/kernfs/file.c:113 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 1 lock held by in:imklog/7847: #0: 0000000083773f0f (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 1 lock held by syz-executor.1/8131: #0: 0000000095d68522 (rcu_preempt_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:297 [inline] #0: 0000000095d68522 (rcu_preempt_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x4dc/0x6f0 kernel/rcu/tree_exp.h:667 REISERFS (device loop4): found reiserfs format "3.5" with non-standard journal REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 4 locks held by kworker/0:2/20472: REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal REISERFS (device loop4): using ordered data mode #0: 00000000943bd5d9 ((wq_completion)"events_long"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 reiserfs: using flush barriers REISERFS (device loop2): using ordered data mode REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop4): journal params: device loop4, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 #1: 000000001c64bef3 ((work_completion)(&(&sbi->old_work)->work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 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 warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block #2: 0000000080bc4a46 (&type->s_umount_key#67){++++}, at: flush_old_commits+0x78/0x200 fs/reiserfs/super.c:97 REISERFS (device loop4): checking transaction log (loop4) #3: 00000000d6aeadcb (&sbi->lock){+.+.}, at: reiserfs_write_lock+0x75/0xf0 fs/reiserfs/lock.c:27 REISERFS (device loop2): checking transaction log (loop2) REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 3 locks held by kworker/u4:7/25790: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 7 locks held by syz-executor.5/7945: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 2 locks held by syz-executor.5/7997: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block #0: 00000000aa0628cb (sb_writers#22){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #0: 00000000aa0628cb (sb_writers#22){.+.+}, at: do_sys_ftruncate+0x297/0x560 fs/open.c:189 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block #1: 0000000071156433 (&sb->s_type->i_mutex_key#30){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #1: 0000000071156433 (&sb->s_type->i_mutex_key#30){+.+.}, at: do_truncate+0x125/0x1f0 fs/open.c:61 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop4): Using r5 hash to sort names REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop2): Using r5 hash to sort names REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop4): using 3.5.x disk format REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. 3 locks held by kworker/u4:1/10283: REISERFS (device loop2): using 3.5.x disk format REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 2 locks held by syz-executor.3/11079: #0: 0000000036d1f245 (&sb->s_type->i_mutex_key#13){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #0: 0000000036d1f245 (&sb->s_type->i_mutex_key#13){+.+.}, at: __sock_release+0x86/0x2a0 net/socket.c:598 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block #1: 000000008d319a1a (sk_lock-AF_PPPOX){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #1: 000000008d319a1a (sk_lock-AF_PPPOX){+.+.}, at: pptp_release+0x49/0x200 drivers/net/ppp/pptp.c:510 3 locks held by syz-executor.4/11089: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 3 locks held by syz-executor.5/11091: #0: 000000002dce0755 (&sb->s_type->i_mutex_key#13){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #0: 000000002dce0755 (&sb->s_type->i_mutex_key#13){+.+.}, at: __sock_release+0x86/0x2a0 net/socket.c:598 #1: 0000000042aa3011 (sk_lock-AF_PPPOX){+.+.}, at: lock_sock include/net/sock.h:1512 [inline] #1: 0000000042aa3011 (sk_lock-AF_PPPOX){+.+.}, at: pptp_release+0x49/0x200 drivers/net/ppp/pptp.c:510 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block #2: 0000000095d68522 (rcu_preempt_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] #2: 0000000095d68522 (rcu_preempt_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x256/0x6f0 kernel/rcu/tree_exp.h:667 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 1 lock held by syz-executor.0/11105: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block ============================================= REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block NMI backtrace for cpu 1 CPU: 1 PID: 1569 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 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 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block 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 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block kthread+0x33f/0x460 kernel/kthread.c:259 REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 1 to CPUs 0: REISERFS warning (device loop5): sh-2029: %s: bitmap block (#%u) reading failed reiserfs_read_bitmap_block: reiserfs_read_bitmap_block NMI backtrace for cpu 0 CPU: 0 PID: 7945 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:io_serial_out+0x68/0x80 drivers/tty/serial/8250/8250_port.c:461 Code: e1 00 00 00 48 8d 7d 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 d3 e3 80 3c 02 00 75 15 03 5d 38 44 89 e0 89 da ee <5b> 5d 41 5c c3 e8 3e 80 d7 fd eb c7 e8 87 82 d7 fd eb e4 0f 1f 44 RSP: 0018:ffff8880441cef28 EFLAGS: 00000002 RAX: 000000000000005b RBX: 00000000000003f8 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: ffffffff83c0df71 RDI: ffffffff8dc90258 RBP: ffffffff8dc90220 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 000000000000005b R13: 000000000000005b R14: ffffffff8dc90220 R15: dffffc0000000000 FS: 00007f03abd6b700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5327e55000 CR3: 0000000096d9b000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: uart_console_write+0x59/0x100 drivers/tty/serial/serial_core.c:1888 serial8250_console_write+0x6aa/0xb70 drivers/tty/serial/8250/8250_port.c:3308 call_console_drivers kernel/printk/printk.c:1764 [inline] console_unlock+0xbb6/0x1110 kernel/printk/printk.c:2460 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 __reiserfs_warning.cold+0xbb/0xd4 fs/reiserfs/prints.c:290 reiserfs_read_bitmap_block+0x355/0x480 fs/reiserfs/bitmap.c:1434 scan_bitmap_block.constprop.0+0x1d9/0xf60 fs/reiserfs/bitmap.c:164 scan_bitmap fs/reiserfs/bitmap.c:402 [inline] allocate_without_wrapping_disk fs/reiserfs/bitmap.c:1161 [inline] blocknrs_and_prealloc_arrays_from_search_start fs/reiserfs/bitmap.c:1274 [inline] reiserfs_allocate_blocknrs+0x1eed/0x4cd0 fs/reiserfs/bitmap.c:1375 reiserfs_new_unf_blocknrs fs/reiserfs/reiserfs.h:3360 [inline] _allocate_block fs/reiserfs/inode.c:653 [inline] reiserfs_get_block+0x948/0x3e40 fs/reiserfs/inode.c:764 __block_write_begin_int+0x46c/0x17b0 fs/buffer.c:1978 reiserfs_write_begin+0x39f/0xa10 fs/reiserfs/inode.c:2794 generic_perform_write+0x1f8/0x4d0 mm/filemap.c:3170 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295 generic_file_write_iter+0x3f8/0x730 mm/filemap.c:3323 call_write_iter include/linux/fs.h:1821 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x51b/0x770 fs/read_write.c:487 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f03ad7f90a9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f03abd6b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f03ad918f80 RCX: 00007f03ad7f90a9 RDX: 0000000000001006 RSI: 0000000020002040 RDI: 0000000000000006 RBP: 00007f03ad854ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd824bfccf R14: 00007f03abd6b300 R15: 0000000000022000