Title | Replies (including bot) | Last reply |
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[syzbot] [io-uring?] kernel BUG in __io_remove_buffers | 3 (5) | 2024/04/06 02:08 |
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[syzbot] [io-uring?] kernel BUG in __io_remove_buffers | 3 (5) | 2024/04/06 02:08 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2024/07/01 12:52 | 28m | retest repro | linux-next | OK log | |
2024/04/21 23:32 | 22m | retest repro | linux-next | error | |
2024/04/02 19:37 | 10h35m | axboe@kernel.dk | git://git.kernel.dk/linux.git for-6.10/io_uring | error |
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 ------------[ cut here ]------------ kernel BUG at include/linux/mm.h:1135! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 PID: 12 Comm: kworker/u8:1 Not tainted 6.9.0-rc2-next-20240402-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: events_unbound io_ring_exit_work RIP: 0010:put_page_testzero include/linux/mm.h:1135 [inline] RIP: 0010:folio_put_testzero include/linux/mm.h:1141 [inline] RIP: 0010:folio_put include/linux/mm.h:1508 [inline] RIP: 0010:put_page include/linux/mm.h:1581 [inline] RIP: 0010:__io_remove_buffers+0x8ee/0x8f0 io_uring/kbuf.c:196 Code: ff fb ff ff 48 c7 c7 3c 68 a9 8f e8 fc b6 56 fd e9 ee fb ff ff e8 12 dc f1 fc 48 89 ef 48 c7 c6 60 ff 1e 8c e8 13 20 3b fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa RSP: 0018:ffffc90000117830 EFLAGS: 00010246 RAX: 12798bbc5474ca00 RBX: 0000000000000000 RCX: 0000000000000001 RDX: dffffc0000000000 RSI: ffffffff8bcad5c0 RDI: 0000000000000001 RBP: ffffea0000880c40 R08: ffffffff92f3a5ef R09: 1ffffffff25e74bd R10: dffffc0000000000 R11: fffffbfff25e74be R12: 0000000000000008 R13: 0000000000000002 R14: ffff88802d20d280 R15: ffffea0000880c74 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200020c4 CR3: 000000007d97a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> io_put_bl io_uring/kbuf.c:229 [inline] io_destroy_buffers+0x14e/0x490 io_uring/kbuf.c:243 io_ring_ctx_free+0x818/0xe70 io_uring/io_uring.c:2710 io_ring_exit_work+0x7c7/0x850 io_uring/io_uring.c:2941 process_one_work kernel/workqueue.c:3218 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3299 worker_thread+0x86d/0xd70 kernel/workqueue.c:3380 kthread+0x2f0/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:put_page_testzero include/linux/mm.h:1135 [inline] RIP: 0010:folio_put_testzero include/linux/mm.h:1141 [inline] RIP: 0010:folio_put include/linux/mm.h:1508 [inline] RIP: 0010:put_page include/linux/mm.h:1581 [inline] RIP: 0010:__io_remove_buffers+0x8ee/0x8f0 io_uring/kbuf.c:196 Code: ff fb ff ff 48 c7 c7 3c 68 a9 8f e8 fc b6 56 fd e9 ee fb ff ff e8 12 dc f1 fc 48 89 ef 48 c7 c6 60 ff 1e 8c e8 13 20 3b fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa RSP: 0018:ffffc90000117830 EFLAGS: 00010246 RAX: 12798bbc5474ca00 RBX: 0000000000000000 RCX: 0000000000000001 RDX: dffffc0000000000 RSI: ffffffff8bcad5c0 RDI: 0000000000000001 RBP: ffffea0000880c40 R08: ffffffff92f3a5ef R09: 1ffffffff25e74bd R10: dffffc0000000000 R11: fffffbfff25e74be R12: 0000000000000008 R13: 0000000000000002 R14: ffff88802d20d280 R15: ffffea0000880c74 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f31a71870f0 CR3: 000000007930c000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/04/02 07:15 | linux-next | c0b832517f62 | 6baf5069 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | |
2024/04/03 00:55 | linux-next | c0b832517f62 | 7925100d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/03 00:40 | linux-next | c0b832517f62 | 7925100d | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/02 05:55 | linux-next | c0b832517f62 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/02 05:55 | linux-next | c0b832517f62 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/02 05:26 | linux-next | c0b832517f62 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/02 05:10 | linux-next | c0b832517f62 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/02 05:10 | linux-next | c0b832517f62 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers | ||
2024/04/02 05:10 | linux-next | c0b832517f62 | 6baf5069 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | kernel BUG in __io_remove_buffers |