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[syzbot] [usb?] KMSAN: kernel-usb-infoleak in usbtmc_generic_write | 0 (1) | 2024/08/02 15:42 |
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[syzbot] [usb?] KMSAN: kernel-usb-infoleak in usbtmc_generic_write | 0 (1) | 2024/08/02 15:42 |
===================================================== BUG: KMSAN: kernel-usb-infoleak in usb_submit_urb+0x597/0x2350 drivers/usb/core/urb.c:430 usb_submit_urb+0x597/0x2350 drivers/usb/core/urb.c:430 usbtmc_generic_write+0x7b6/0xe80 drivers/usb/class/usbtmc.c:1213 usbtmc_write+0xdbd/0x1220 drivers/usb/class/usbtmc.c:1622 vfs_write+0x493/0x1550 fs/read_write.c:588 ksys_write+0x20f/0x4c0 fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __x64_sys_write+0x93/0xe0 fs/read_write.c:652 x64_sys_call+0x306a/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:2 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was created at: slab_post_alloc_hook mm/slub.c:3994 [inline] slab_alloc_node mm/slub.c:4037 [inline] __kmalloc_cache_noprof+0x4f0/0xb00 mm/slub.c:4184 kmalloc_noprof include/linux/slab.h:681 [inline] usbtmc_create_urb drivers/usb/class/usbtmc.c:757 [inline] usbtmc_generic_write+0x430/0xe80 drivers/usb/class/usbtmc.c:1176 usbtmc_write+0xdbd/0x1220 drivers/usb/class/usbtmc.c:1622 vfs_write+0x493/0x1550 fs/read_write.c:588 ksys_write+0x20f/0x4c0 fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __x64_sys_write+0x93/0xe0 fs/read_write.c:652 x64_sys_call+0x306a/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:2 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Bytes 1-3 of 4 are uninitialized Memory access of size 4 starts at ffff88803db74000 CPU: 1 UID: 0 PID: 5461 Comm: syz.0.21 Not tainted 6.11.0-rc2-syzkaller-00027-g6a0e38264012 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/08/08 15:48 | upstream | 6a0e38264012 | de12cf65 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/07/30 13:29 | upstream | 94ede2a3e913 | a4e01e1e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/07/29 15:31 | upstream | dc1c8034e31b | 5187fc86 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/22 12:05 | upstream | 872cf28b8df9 | ca02180f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/10 15:58 | upstream | afdab700f65e | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/10 15:53 | upstream | afdab700f65e | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/10 15:43 | upstream | afdab700f65e | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/10 15:42 | upstream | afdab700f65e | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/09 08:02 | upstream | cf6d429eb656 | 61405512 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write | ||
2024/08/08 14:53 | upstream | 6a0e38264012 | de12cf65 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: kernel-usb-infoleak in usbtmc_generic_write |