Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH] fs/fuse: fix null-ptr-deref when checking SB_I_NOIDMAP flag | 4 (4) | 2024/09/23 08:38 |
[syzbot] [fuse?] linux-next test error: general protection fault in fuse_get_req | 0 (1) | 2024/09/12 14:43 |
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Title | Replies (including bot) | Last reply |
---|---|---|
[PATCH] fs/fuse: fix null-ptr-deref when checking SB_I_NOIDMAP flag | 4 (4) | 2024/09/23 08:38 |
[syzbot] [fuse?] linux-next test error: general protection fault in fuse_get_req | 0 (1) | 2024/09/12 14:43 |
Oops: general protection fault, probably for non-canonical address 0xdffffc000000000b: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000058-0x000000000000005f] CPU: 0 UID: 0 PID: 5708 Comm: syz.0.462 Not tainted 6.11.0-next-20240923-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:fuse_get_req+0x699/0xd40 fs/fuse/dev.c:151 Code: 24 50 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 15 f5 e9 fe 48 8b 1b 48 83 c3 58 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 f8 f4 e9 fe 48 8b 1b 81 e3 00 20 RSP: 0018:ffffc900041974c0 EFLAGS: 00010202 RAX: 000000000000000b RBX: 0000000000000058 RCX: ffffffff8314b4d2 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff88806e48f030 RBP: ffffc900041975e8 R08: ffff88806e48f037 R09: 1ffff1100dc91e06 R10: dffffc0000000000 R11: ffffed100dc91e07 R12: ffff88806e48f000 R13: dffffc0000000000 R14: ffff888021acd040 R15: ffff88806e48f000 FS: 0000555565c8e500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fad70307050 CR3: 000000006e652000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> fuse_simple_background+0x9d/0xb10 fs/fuse/dev.c:622 cuse_send_init fs/fuse/cuse.c:469 [inline] cuse_channel_open+0x447/0x670 fs/fuse/cuse.c:526 misc_open+0x2cc/0x340 drivers/char/misc.c:165 chrdev_open+0x521/0x600 fs/char_dev.c:414 do_dentry_open+0x978/0x1460 fs/open.c:958 vfs_open+0x3e/0x330 fs/open.c:1088 do_open fs/namei.c:3774 [inline] path_openat+0x2cb5/0x3b40 fs/namei.c:3942 do_filp_open+0x235/0x490 fs/namei.c:3969 do_sys_openat2+0x13e/0x1d0 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_openat fs/open.c:1446 [inline] __se_sys_openat fs/open.c:1441 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1441 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: 0033:0x7fad7037def9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe2103a428 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fad70535f80 RCX: 00007fad7037def9 RDX: 0000000000000002 RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 00007fad703f0b76 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fad70535f80 R14: 00007fad70535f80 R15: 0000000000000b46 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:fuse_get_req+0x699/0xd40 fs/fuse/dev.c:151 Code: 24 50 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 15 f5 e9 fe 48 8b 1b 48 83 c3 58 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 f8 f4 e9 fe 48 8b 1b 81 e3 00 20 RSP: 0018:ffffc900041974c0 EFLAGS: 00010202 RAX: 000000000000000b RBX: 0000000000000058 RCX: ffffffff8314b4d2 RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff88806e48f030 RBP: ffffc900041975e8 R08: ffff88806e48f037 R09: 1ffff1100dc91e06 R10: dffffc0000000000 R11: ffffed100dc91e07 R12: ffff88806e48f000 R13: dffffc0000000000 R14: ffff888021acd040 R15: ffff88806e48f000 FS: 0000555565c8e500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d8e956e0a8 CR3: 000000006e652000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 24 50 and $0x50,%al 2: 48 83 c3 08 add $0x8,%rbx 6: 48 89 d8 mov %rbx,%rax 9: 48 c1 e8 03 shr $0x3,%rax d: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) 12: 74 08 je 0x1c 14: 48 89 df mov %rbx,%rdi 17: e8 15 f5 e9 fe call 0xfee9f531 1c: 48 8b 1b mov (%rbx),%rbx 1f: 48 83 c3 58 add $0x58,%rbx 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 48 89 df mov %rbx,%rdi 34: e8 f8 f4 e9 fe call 0xfee9f531 39: 48 8b 1b mov (%rbx),%rbx 3c: 81 .byte 0x81 3d: e3 00 jrcxz 0x3f 3f: 20 .byte 0x20
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/09/23 13:14 | linux-next | ef545bc03a65 | 89298aad | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/23 04:58 | linux-next | ef545bc03a65 | 6f888b75 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/20 07:14 | linux-next | 62f92d634458 | 6f888b75 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/19 15:46 | linux-next | 3621a2c9142b | 6f888b75 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/19 07:23 | linux-next | 3621a2c9142b | c673ca06 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/18 06:38 | linux-next | 55bcd2e0d04c | c673ca06 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/17 06:38 | linux-next | 4f3e012d4cfd | c673ca06 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/17 00:56 | linux-next | 7083504315d6 | c673ca06 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/16 12:48 | linux-next | 7083504315d6 | 49cf0773 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/16 10:06 | linux-next | 7083504315d6 | 08d8a733 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/15 01:25 | linux-next | 5acd9952f95f | 08d8a733 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/14 05:36 | linux-next | 5acd9952f95f | ff60e2ca | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/13 17:45 | linux-next | 5acd9952f95f | 158f4851 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/13 16:27 | linux-next | 5acd9952f95f | b58f933c | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/13 10:01 | linux-next | 5acd9952f95f | 73e8a465 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/13 03:16 | linux-next | 57f962b956f1 | 73e8a465 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req | |||
2024/09/12 12:54 | linux-next | 57f962b956f1 | 60e1a995 | .config | console log | report | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | linux-next test error: general protection fault in fuse_get_req |