Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH] maple_tree: Remove rcu_read_lock() from mt_validate() | 2 (2) | 2024/08/20 22:53 |
[syzbot] [mm?] INFO: rcu detected stall in do_vmi_munmap (2) | 0 (1) | 2024/08/19 09:10 |
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Title | Replies (including bot) | Last reply |
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[PATCH] maple_tree: Remove rcu_read_lock() from mt_validate() | 2 (2) | 2024/08/20 22:53 |
[syzbot] [mm?] INFO: rcu detected stall in do_vmi_munmap (2) | 0 (1) | 2024/08/19 09:10 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | INFO: rcu detected stall in do_vmi_munmap mm | 17 | 259d | 487d | 0/27 | auto-obsoleted due to no activity on 2024/03/27 03:06 |
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P13237/3:b..l P13234/1:b..l P13232/3:b..l rcu: (detected by 0, t=10502 jiffies, g=49845, q=82 ncpus=2) task:modprobe state:R running task stack:23088 pid:13232 tgid:13232 ppid:1075 flags:0x00000002 Call Trace: <TASK> context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6708 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6732 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12 __raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186 spin_unlock include/linux/spinlock.h:391 [inline] filemap_map_pages+0x1707/0x1e70 mm/filemap.c:3655 do_fault_around mm/memory.c:5019 [inline] do_read_fault mm/memory.c:5052 [inline] do_fault mm/memory.c:5191 [inline] do_pte_missing mm/memory.c:3947 [inline] handle_pte_fault+0x309e/0x6fc0 mm/memory.c:5521 __handle_mm_fault mm/memory.c:5664 [inline] handle_mm_fault+0x1056/0x1ad0 mm/memory.c:5832 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x459/0x8c0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f51981f3b47 RSP: 002b:00007ffc0e2a6268 EFLAGS: 00010246 RAX: 00007f51981f3b47 RBX: 00007f5198160000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 00007f519817e540 RDI: 0000000000000000 RBP: 00007ffc0e2a6370 R08: 00007ffc0e2a0000 R09: 00007f519840cab0 R10: 00007f5198164ab8 R11: 0000000000000025 R12: 00007f51983d45c0 R13: 00007f5198400eda R14: 00007f51983018c8 R15: 00007f5198164ab8 </TASK> task:sed state:R running task stack:23680 pid:13234 tgid:13234 ppid:13233 flags:0x00000000 Call Trace: <TASK> context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6851 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_is_held_type+0x13b/0x190 Code: 75 44 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 4c 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 42 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f RSP: 0018:ffffc90010b17278 EFLAGS: 00000206 RAX: 88e4f68ec99bdc00 RBX: 0000000000000001 RCX: ffff88802f4f5a00 RDX: 0000000000000000 RSI: ffffffff8beae6c0 RDI: ffffffff8c3fb900 RBP: 0000000000000000 R08: ffffffff8ba6a153 R09: fffffbfff34a2610 R10: dffffc0000000000 R11: fffffbfff34a2610 R12: 0000000000000246 R13: ffff88802f4f5a00 R14: 00000000ffffffff R15: ffff8880568dd718 lock_is_held include/linux/lockdep.h:249 [inline] mt_locked lib/maple_tree.c:781 [inline] mt_slot lib/maple_tree.c:788 [inline] mas_slot lib/maple_tree.c:821 [inline] mas_validate_parent_slot lib/maple_tree.c:7400 [inline] mt_validate+0x9a0/0x4aa0 lib/maple_tree.c:7589 validate_mm+0xe7/0x530 mm/mmap.c:329 __split_vma+0xaca/0xc30 mm/mmap.c:2511 do_vmi_align_munmap+0x433/0x18c0 mm/mmap.c:2676 do_vmi_munmap+0x261/0x2f0 mm/mmap.c:2830 mmap_region+0x72f/0x2090 mm/mmap.c:2881 do_mmap+0x8f9/0x1010 mm/mmap.c:1468 vm_mmap_pgoff+0x1dd/0x3d0 mm/util.c:588 ksys_mmap_pgoff+0x4f1/0x720 mm/mmap.c:1514 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7eff15b42b74 RSP: 002b:00007ffc376151c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007ffc37615278 RCX: 00007eff15b42b74 RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00007eff15896000 RBP: 00007ffc376155a0 R08: 0000000000000003 R09: 0000000000022000 R10: 0000000000000812 R11: 0000000000000246 R12: 00007eff15b1efc0 R13: 00007ffc37615628 R14: 0000000000021bd8 R15: 0000000000000000 </TASK> task:syz.0.2222 state:R running task stack:27952 pid:13237 tgid:13236 ppid:5958 flags:0x00004000 Call Trace: <TASK> context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6708 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6732 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12 __raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186 spin_unlock include/linux/spinlock.h:391 [inline] filemap_map_pages+0x1707/0x1e70 mm/filemap.c:3655 do_fault_around mm/memory.c:5019 [inline] do_read_fault mm/memory.c:5052 [inline] do_fault mm/memory.c:5191 [inline] do_pte_missing mm/memory.c:3947 [inline] handle_pte_fault+0x309e/0x6fc0 mm/memory.c:5521 __handle_mm_fault mm/memory.c:5664 [inline] handle_mm_fault+0x1056/0x1ad0 mm/memory.c:5832 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x459/0x8c0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f63aa910840 RSP: 002b:00007f63ab774118 EFLAGS: 00010246 RAX: fffffffffffffeb8 RBX: 00007f63ab7746c0 RCX: 00007f63aa9adee9 RDX: 00007f63ab774d78 RSI: 0000000000000058 RDI: 00007f63ab7746c0 RBP: 0000000000000000 R08: 00007f63ab7746c0 R09: 00007fffebe5b827 R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffa8 R13: 000000000000000b R14: 00007fffebe5b740 R15: 00007fffebe5b828 </TASK> rcu: rcu_preempt kthread starved for 10533 jiffies! g49845 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:26576 pid:17 tgid:17 ppid:2 flags:0x00004000 Call Trace: <TASK> context_switch kernel/sched/core.c:5188 [inline] __schedule+0x17ae/0x4a10 kernel/sched/core.c:6529 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2581 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2034 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2236 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 </TASK> rcu: Stack dump where RCU GP kthread last ran: CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.11.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:92 [inline] RIP: 0010:acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112 Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 c0 d6 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d 85 3d 98 00 f3 0f 1e fa fb f4 <fa> c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffffff8e407ca8 EFLAGS: 00000246 RAX: ffffffff8e494680 RBX: ffff888020a84864 RCX: 0000000000d76c91 RDX: 0000000000000001 RSI: ffff888020a84800 RDI: ffff888020a84864 RBP: 000000000003a638 R08: ffff8880b8837c7b R09: 1ffff11017106f8f R10: dffffc0000000000 R11: ffffffff8bb12cf0 R12: ffff88801ffa5000 R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8eed1c40 FS: 0000000000000000(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007eff15b1f290 CR3: 000000007fa08000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> </IRQ> <TASK> acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:702 cpuidle_enter_state+0x112/0x480 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:230 [inline] do_idle+0x375/0x5d0 kernel/sched/idle.c:326 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:424 rest_init+0x2dc/0x300 init/main.c:747 start_kernel+0x47a/0x500 init/main.c:1103 x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:507 x86_64_start_kernel+0x9f/0xa0 arch/x86/kernel/head64.c:488 common_startup_64+0x13e/0x147 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/09/01 18:41 | upstream | 431c1646e1f8 | 1eda0d14 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/30 18:56 | upstream | 20371ba12063 | f885a8ff | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/30 10:12 | upstream | 20371ba12063 | 54fe8471 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/28 04:40 | upstream | 3ec3f5fc4a91 | 6c853ff9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/26 06:48 | upstream | 5be63fc19fca | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/20 03:51 | upstream | b0da640826ba | 9f0ab3fb | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/17 09:01 | upstream | e5fa841af679 | 76120936 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/16 05:14 | upstream | d7a5aa4b3c00 | e4bacdaf | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/15 09:35 | upstream | 6b0f8db921ab | e4bacdaf | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/15 08:59 | upstream | 6b0f8db921ab | e4bacdaf | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/15 02:41 | upstream | 9d5906799f7d | e4bacdaf | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/09 23:12 | upstream | ee9a43b7cfe2 | a9e7e9e3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/09 22:04 | upstream | ee9a43b7cfe2 | a9e7e9e3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/03 22:27 | upstream | 17712b7ea075 | 1786a2a8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/28 12:44 | upstream | 6342649c33d2 | 46eb10b7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/27 03:47 | upstream | 2f8c4f506285 | 46eb10b7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/26 17:58 | upstream | 1722389b0d86 | 3f86dfed | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/24 14:27 | upstream | 786c8248dbd3 | b24754ac | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/23 09:20 | upstream | 66ebbdfdeb09 | 708c10c4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/22 20:45 | upstream | 933069701c1b | f063dfd9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/13 05:33 | upstream | e091caf99f3a | eaeb5c15 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/07 08:47 | upstream | 22f902dfc51e | bc4ebbb5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/28 18:54 | upstream | 5bbd9b249880 | b62c7d46 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/28 06:36 | upstream | 6d6444ba8205 | b62c7d46 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/23 21:33 | upstream | 7c16f0a4ed1c | edc5149a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/23 15:24 | upstream | 5f583a3162ff | edc5149a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/22 05:03 | upstream | 66cc544fd75c | edc5149a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/17 05:57 | upstream | 2ccbdf43d5e7 | f429ab00 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/14 12:43 | upstream | 2ccbdf43d5e7 | a9616ff5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/14 05:57 | upstream | 2ccbdf43d5e7 | a9616ff5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/08 11:07 | upstream | 96e09b8f8166 | 82c05ab8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/05/28 21:34 | upstream | e0cce98fe279 | 34889ee3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/05/25 18:17 | upstream | 56fb6f92854f | a10a183e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/04/30 00:02 | upstream | b947cc5bf6d7 | 27e33c58 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/05/14 05:51 | net | c9f9df3f6347 | fdb4c10c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | INFO: rcu detected stall in do_vmi_munmap | ||
2024/09/05 04:14 | https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing | d40ae4cdd9a4 | dfbe2ed4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-usb | INFO: rcu detected stall in do_vmi_munmap | ||
2024/08/02 11:57 | linux-next | 931a3b3bccc9 | 1e9c4cf3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/24 04:21 | linux-next | 9ec6ec93f2c1 | 57b2edb1 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/07/09 07:58 | linux-next | 0b58e108042b | bc23a442 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap | ||
2024/06/11 20:44 | linux-next | a957267fa7e9 | c7d7d815 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in do_vmi_munmap |