w1: fix WARNING after calling w1_process()
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1_process() I got the following WARNING message while removing driver(ds2482): ------------[ cut here ]------------ do not call blocking ops when !TASK_RUNNING; state=1 set at [<000000002d50bfb6>] w1_process+0x9e/0x1d0 [wire] WARNING: CPU: 0 PID: 262 at kernel/sched/core.c:9817 __might_sleep+0x98/0xa0 CPU: 0 PID: 262 Comm: w1_bus_master1 Tainted: G N 6.1.0-rc3+ #307 RIP: 0010:__might_sleep+0x98/0xa0 Call Trace: exit_signals+0x6c/0x550 do_exit+0x2b4/0x17e0 kthread_exit+0x52/0x60 kthread+0x16d/0x1e0 ret_from_fork+0x1f/0x30 The state of task is set to TASK_INTERRUPTIBLE in loop in w1_process(), set it to TASK_RUNNING when it breaks out of the loop to avoid the warning.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/190b5c3bbd5df685bb1063bda048831d72b8f1d4
- https://git.kernel.org/stable/c/bccd6df4c177b1ad766f16565ccc298653d027d0
- https://git.kernel.org/stable/c/276052159ba94d4d9f5b453fb4707d6798c6b845
- https://git.kernel.org/stable/c/216f35db6ec6a667cd9db4838d657c1d2f4684da
- https://git.kernel.org/stable/c/89c62cee5d4d65ac75d99b5f986f7f94290e888f
- https://git.kernel.org/stable/c/cfc7462ff824ed6718ed0272ee9aae88e20d469a
- https://git.kernel.org/stable/c/36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3b
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