Title | Replies (including bot) | Last reply |
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[syzbot] [fs?] BUG: soft lockup in pipe_read | 0 (1) | 2024/01/25 02:05 |
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[syzbot] [fs?] BUG: soft lockup in pipe_read | 0 (1) | 2024/01/25 02:05 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | INFO: rcu detected stall in pipe_read (2) kasan mm | 1 | 912d | 912d | 0/28 | auto-closed as invalid on 2022/09/12 02:39 | |||
upstream | INFO: rcu detected stall in pipe_read kernel | 6 | 1800d | 1836d | 0/28 | closed as dup on 2019/12/03 08:34 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2024/11/14 15:52 | 21m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log | |
2024/09/05 13:15 | 2h32m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log | |
2024/06/27 12:52 | 22m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log | |
2024/04/16 07:27 | 20m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log | |
2024/02/05 20:25 | 18m | retest repro | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | report log |
watchdog: BUG: soft lockup - CPU#0 stuck for 27s! [syz-execprog:6302] Modules linked in: irq event stamp: 9320 hardirqs last enabled at (9319): [<ffff800080031c54>] local_daif_restore+0x1c/0x3c arch/arm64/include/asm/daifflags.h:75 hardirqs last disabled at (9320): [<ffff80008a82ca9c>] __el1_irq arch/arm64/kernel/entry-common.c:499 [inline] hardirqs last disabled at (9320): [<ffff80008a82ca9c>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:517 softirqs last enabled at (9314): [<ffff80008003144c>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (9312): [<ffff800080031418>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 CPU: 0 PID: 6302 Comm: syz-execprog Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : access_ok arch/arm64/include/asm/uaccess.h:46 [inline] pc : copy_to_user_iter lib/iov_iter.c:22 [inline] pc : iterate_ubuf include/linux/iov_iter.h:29 [inline] pc : iterate_and_advance2 include/linux/iov_iter.h:245 [inline] pc : iterate_and_advance include/linux/iov_iter.h:271 [inline] pc : _copy_to_iter+0x1b0/0x1500 lib/iov_iter.c:186 lr : copy_to_user_iter lib/iov_iter.c:20 [inline] lr : iterate_ubuf include/linux/iov_iter.h:29 [inline] lr : iterate_and_advance2 include/linux/iov_iter.h:245 [inline] lr : iterate_and_advance include/linux/iov_iter.h:271 [inline] lr : _copy_to_iter+0x190/0x1500 lib/iov_iter.c:186 sp : ffff8000977276c0 x29: ffff8000977277f0 x28: dfff800000000000 x27: ffff700012ee4ee8 x26: 1ffff00012ee4f77 x25: 000000400156f5f0 x24: ffff0000ccf41e2c x23: ffff800097727bb8 x22: ffff0000ccf41e00 x21: 0000000000000000 x20: 0000000000000001 x19: ffff800097727bc8 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008a830fdc x15: 0000000000000001 x14: 0000000000000000 x13: 0000000000000004 x12: ffff0000ccf41e00 x11: 0000000000ff0100 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : 0000000000000000 x7 : ffff8000808bc19c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 x2 : 0000000000000000 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: access_ok arch/arm64/include/asm/uaccess.h:46 [inline] copy_to_user_iter lib/iov_iter.c:22 [inline] iterate_ubuf include/linux/iov_iter.h:29 [inline] iterate_and_advance2 include/linux/iov_iter.h:245 [inline] iterate_and_advance include/linux/iov_iter.h:271 [inline] _copy_to_iter+0x1b0/0x1500 lib/iov_iter.c:186 copy_page_to_iter+0x200/0x2f8 lib/iov_iter.c:381 pipe_read+0x454/0xfe0 fs/pipe.c:337 call_read_iter include/linux/fs.h:2014 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x5b4/0x8a4 fs/read_write.c:470 ksys_read+0x15c/0x26c fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:621 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 6211 Comm: udevd Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : arch_local_irq_enable arch/arm64/include/asm/irqflags.h:49 [inline] pc : __do_softirq+0x1c0/0xce4 kernel/softirq.c:537 lr : __do_softirq+0x1bc/0xce4 kernel/softirq.c:537 sp : ffff800080017f20 x29: ffff800080017f90 x28: ffff0000d8c25a00 x27: ffff800097267b20 x26: ffff80008e45a500 x25: ffff0000d8c25a08 x24: dfff800000000000 x23: ffff0000d8c25a00 x22: ffff0001b4166500 x21: ffff0001b4152c6c x20: 0000000000000186 x19: ffff0001b4166500 x18: 0000000000000000 x17: ffff800125d0c000 x16: ffff800080318564 x15: 0000000000000001 x14: ffff80008e4f0448 x13: dfff800000000000 x12: 0000000000000003 x11: 0000000000000100 x10: 0000000000000003 x9 : 0000000000000000 x8 : 000000000002bea4 x7 : ffff8000804272d4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000003 x1 : ffff80008a99d720 x0 : ffff800125d0c000 Call trace: __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:27 [inline] arch_local_irq_enable arch/arm64/include/asm/irqflags.h:49 [inline] __do_softirq+0x1c0/0xce4 kernel/softirq.c:537 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:886 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:434 [inline] __irq_exit_rcu+0x1d8/0x434 kernel/softirq.c:632 irq_exit_rcu+0x14/0x84 kernel/softirq.c:644 __el1_irq arch/arm64/kernel/entry-common.c:503 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:517 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:522 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:591 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:176 [inline] arch_local_irq_restore arch/arm64/include/asm/irqflags.h:196 [inline] seqcount_lockdep_reader_access+0xe0/0x100 include/linux/seqlock.h:104 read_seqbegin include/linux/seqlock.h:847 [inline] read_seqbegin_or_lock include/linux/seqlock.h:1151 [inline] prepend_path+0xd8/0xaf8 fs/d_path.c:166 d_absolute_path+0x13c/0x27c fs/d_path.c:234 tomoyo_get_absolute_path security/tomoyo/realpath.c:101 [inline] tomoyo_realpath_from_path+0x24c/0x4cc security/tomoyo/realpath.c:271 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_perm+0x218/0x588 security/tomoyo/file.c:822 tomoyo_inode_getattr+0x28/0x38 security/tomoyo/tomoyo.c:122 security_inode_getattr+0xd8/0x124 security/security.c:2153 vfs_getattr fs/stat.c:173 [inline] vfs_statx+0x184/0x420 fs/stat.c:248 vfs_fstatat+0x118/0x25c fs/stat.c:299 __do_sys_newfstatat fs/stat.c:463 [inline] __se_sys_newfstatat fs/stat.c:457 [inline] __arm64_sys_newfstatat+0x104/0x184 fs/stat.c:457 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/01/21 01:56 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 0802e17d9aca | 9bd8dcda | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | BUG: soft lockup in pipe_read | ||
2024/06/13 02:09 | linux-next | a957267fa7e9 | 2aa5052f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in pipe_read | ||
2024/05/29 03:32 | linux-next | 6dc544b66971 | 34889ee3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in pipe_read | ||
2024/05/29 03:28 | linux-next | 6dc544b66971 | 34889ee3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: rcu detected stall in pipe_read |